src/opserv.c

   1 /* opserv.c - IRC Operator assistance service
   2  * Copyright 2000-2004 srvx Development Team
   3  *
   4  * This file is part of x3.
   5  *
   6  * x3 is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with srvx; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  19  */
  20
  21 #include "conf.h"
  22 #include "common.h"
  23 #include "gline.h"
  24 #include "global.h"
  25 #include "nickserv.h"
  26 #include "modcmd.h"
  27 #include "modules.h"
  28 #include "proto.h"
  29 #include "opserv.h"
  30 #include "timeq.h"
  31 #include "saxdb.h"
  32 #include "shun.h"
  33
  34 #include <tre/regex.h>
  35
  36 #ifdef HAVE_SYS_TIMES_H
  37 #include <sys/times.h>
  38 #endif
  39 #ifdef HAVE_NETINET_IN_H
  40 #include <netinet/in.h>
  41 #endif
  42 #ifdef HAVE_ARPA_INET_H
  43 #include <arpa/inet.h>
  44 #endif
  45
  46
  47 #define OPSERV_CONF_NAME "services/opserv"
  48
  49 #define KEY_ALERT_CHANNEL "alert_channel"
  50 #define KEY_ALERT_CHANNEL_MODES "alert_channel_modes"
  51 #define KEY_DEBUG_CHANNEL "debug_channel"
  52 #define KEY_DEBUG_CHANNEL_MODES "debug_channel_modes"
  53 #define KEY_UNTRUSTED_MAX "untrusted_max"
  54 #define KEY_PURGE_LOCK_DELAY "purge_lock_delay"
  55 #define KEY_JOIN_FLOOD_MODERATE "join_flood_moderate"
  56 #define KEY_JOIN_FLOOD_MODERATE_THRESH "join_flood_moderate_threshold"
  57 #define KEY_NICK "nick"
  58 #define KEY_JOIN_POLICER "join_policer"
  59 #define KEY_NEW_USER_POLICER "new_user_policer"
  60 #define KEY_AUTOJOIN_CHANNELS "autojoin_channels"
  61 #define KEY_REASON "reason"
  62 #define KEY_RESERVES "reserves"
  63 #define KEY_IDENT "username" /* for compatibility with 1.0 DBs */
  64 #define KEY_HOSTNAME "hostname"
  65 #define KEY_DESC "description"
  66 #define KEY_BAD_WORDS "bad"
  67 #define KEY_EXEMPT_CHANNELS "exempt"
  68 #define KEY_SECRET_WORDS "secret"
  69 #define KEY_TRUSTED_HOSTS "trusted"
  70 #define KEY_OWNER "owner"
  71 #define KEY_GAGS "gags"
  72 #define KEY_ALERTS "alerts"
  73 #define KEY_REACTION "reaction"
  74 #define KEY_DISCRIM "discrim"
  75 #define KEY_WARN "chanwarn"
  76 #define KEY_MAX "max"
  77 #define KEY_TIME "time"
  78 #define KEY_MAX_CLIENTS "max_clients"
  79 #define KEY_LIMIT "limit"
  80 #define KEY_EXPIRES "expires"
  81 #define KEY_STAFF_AUTH_CHANNEL "staff_auth_channel"
  82 #define KEY_STAFF_AUTH_CHANNEL_MODES "staff_auth_channel_modes"
  83 #define KEY_CLONE_GLINE_DURATION "clone_gline_duration"
  84 #define KEY_BLOCK_GLINE_DURATION "block_gline_duration"
  85 #define KEY_BLOCK_SHUN_DURATION "block_shun_duration"
  86 #define KEY_ISSUER "issuer"
  87 #define KEY_ISSUED "issued"
  88 #define KEY_ADMIN_LEVEL "admin_level"
  89 #define KEY_SILENT_LEVEL "silent_level"
  90 #define KEY_UPLINK "uplink"
  91 #define KEY_SECOND "secondaryuplink"
  92 #define KEY_PORT "port"
  93 #define KEY_KARMA "karma"
  94 #define KEY_OFFLINE "offline"
  95 #define KEY_ROUTINGPLAN "routingplan"
  96 #define KEY_ROUTINGPLAN_OPTIONS "routingplan_options"
  97 #define KEY_DEFCON1 "DefCon1"
  98 #define KEY_DEFCON2 "DefCon2"
  99 #define KEY_DEFCON3 "DefCon3"
 100 #define KEY_DEFCON4 "DefCon4"
 101 #define KEY_DEFCON_LEVEL "DefConLevel"
 102 #define KEY_DEFCON_CHANMODES "DefConChanModes"
 103 #define KEY_DEFCON_SESSION_LIMIT "DefConSessionLimit"
 104 #define KEY_DEFCON_TIMEOUT "DefConTimeOut"
 105 #define KEY_DEFCON_GLOBAL "GlobalOnDefcon"
 106 #define KEY_DEFCON_GLOBAL_MORE "GlobalOnDefconMore"
 107 #define KEY_DEFCON_MESSAGE "DefconMessage"
 108 #define KEY_DEFCON_OFF_MESSAGE "DefConOffMessage"
 109 #define KEY_DEFCON_GLINE_DURATION "DefConGlineExpire"
 110 #define KEY_DEFCON_GLINE_REASON "DefConGlineReason"
 111
 112 /* Routing karma values: */
 113 /* What value we start out with when new servers are added: */
 114 #define KARMA_DEFAULT 10
 115  /* max, min */
 116 #define KARMA_MAX 10
 117 #define KARMA_MIN -10
 118 /* ping out, reduce karma by this much: */
 119 #define KARMA_PINGOUT -8
 120 /* read err, reduce karma by this much: */
 121 #define KARMA_READERROR -5
 122 /* every 24 hours everyone gets this much added (so we eventually re-try bad servers) */
 123 #define KARMA_ENTROPE 1
 124 /* every 24 hours servers linked for 24 hours get an additional ammount: */
 125 #define KARMA_RELIABLE 1
 126 /* How often to run entrope and reliable checks */
 127 #define KARMA_TIMER 86400 /* 1 day */
 128
 129 #define ROUTING_CONNECT_TIMEOUT 30 /* 30 seconds */
 130
 131 #define IDENT_FORMAT            "%s [%s@%s/%s]"
 132 #define IDENT_DATA(user)        user->nick, user->ident, user->hostname, irc_ntoa(&user->ip)
 133 #define MAX_CHANNELS_WHOIS      50
 134 #define OSMSG_PART_REASON       "%s has no reason."
 135 #define OSMSG_KICK_REQUESTED    "Kick requested by %s."
 136 #define OSMSG_KILL_REQUESTED    "Kill requested by %s."
 137 #define OSMSG_GAG_REQUESTED     "Gag requested by %s."
 138
 139 static const struct message_entry msgtab[] = {
 140     { "OSMSG_BAR", "----------------------------------------" },
 141     { "OSMSG_USER_ACCESS_IS", "$b%s$b (account $b%s$b) has %d access." },
 142     { "OSMSG_LEVEL_TOO_LOW", "You lack sufficient access to use this command." },
 143     { "OSMSG_NEED_CHANNEL", "You must specify a channel for $b%s$b." },
 144     { "OSMSG_INVALID_IRCMASK", "$b%s$b is an invalid IRC hostmask." },
 145     { "OSMSG_ADDED_BAN", "I have banned $b%s$b from $b%s$b." },
 146     { "OSMSG_SHUN_ISSUED", "Shun issued for $b%s$b." },
 147     { "OSMSG_SHUN_REMOVED", "Shun removed for $b%s$b." },
 148     { "OSMSG_SHUN_FORCE_REMOVED", "Unknown/expired Shun removed for $b%s$b." },
 149     { "OSMSG_SHUN_ONE_REFRESHED", "All Shuns resent to $b%s$b." },
 150     { "OSMSG_SHUN_REFRESHED", "All Shuns refreshed." },
 151     { "OSMSG_GLINE_ISSUED", "G-line issued for $b%s$b." },
 152     { "OSMSG_GLINE_REMOVED", "G-line removed for $b%s$b." },
 153     { "OSMSG_GLINE_FORCE_REMOVED", "Unknown/expired G-line removed for $b%s$b." },
 154     { "OSMSG_GLINES_ONE_REFRESHED", "All G-lines resent to $b%s$b." },
 155     { "OSMSG_GLINES_REFRESHED", "All G-lines refreshed." },
 156     { "OSMSG_CLEARBANS_DONE", "Cleared all bans from channel $b%s$b." },
 157     { "OSMSG_CLEARMODES_DONE", "Cleared all modes from channel $b%s$b." },
 158     { "OSMSG_NO_CHANNEL_MODES", "Channel $b%s$b had no modes to clear." },
 159     { "OSMSG_DEOP_DONE", "Deopped the requested lusers." },
 160     { "OSMSG_DEOPALL_DONE", "Deopped everyone on $b%s$b." },
 161     { "OSMSG_DEHOP_DONE", "Dehalfopped the requested lusers." },
 162     { "OSMSG_DEHOPALL_DONE", "Dehalfopped everyone on $b%s$b." },
 163     { "OSMSG_NO_DEBUG_CHANNEL", "No debug channel has been configured." },
 164     { "OSMSG_INVITE_DONE", "Invited $b%s$b to $b%s$b." },
 165     { "OSMSG_ALREADY_THERE", "You are already in $b%s$b." },
 166     { "OSMSG_JOIN_DONE", "I have joined $b%s$b." },
 167     { "OSMSG_SVSJOIN_SENT", "Sent the SVSJOIN." },
 168     { "OSMSG_ALREADY_JOINED", "I am already in $b%s$b." },
 169     { "OSMSG_NOT_ON_CHANNEL", "$b%s$b does not seem to be on $b%s$b." },
 170     { "OSMSG_KICKALL_DONE", "I have cleared out %s." },
 171     { "OSMSG_LEAVING", "Leaving $b%s$b." },
 172     { "OSMSG_MODE_SET", "I have set the modes for $b%s$b." },
 173     { "OSMSG_OP_DONE", "Opped the requested lusers." },
 174     { "OSMSG_OPALL_DONE", "Opped everyone on $b%s$b." },
 175     { "OSMSG_HOP_DONE", "Halfopped the requested lusers." },
 176     { "OSMSG_HOPALL_DONE", "Halfopped everyone on $b%s$b." },
 177     { "OSMSG_WHOIS_IDENT",      "%s (%s@%s) from %d.%d.%d.%d" },
 178     { "OSMSG_WHOIS_NICK",       "Nick         : %s" },
 179     { "OSMSG_WHOIS_HOST",       "Host         : %s@%s" },
 180     { "OSMSG_WHOIS_FAKEHOST",   "Fakehost     : %s" },
 181     { "OSMSG_WHOIS_CRYPT_HOST", "Crypt Host   : %s" },
 182     { "OSMSG_WHOIS_CRYPT_IP",   "Crypt IP     : %s" },
 183     { "OSMSG_WHOIS_IP",         "Real IP      : %s" },
 184     { "OSMSG_WHOIS_COUNTRY",    "Country      : %s" },
 185    { "OSMSG_WHOIS_COUNTRY_CODE","Country Code : %s" },
 186     { "OSMSG_WHOIS_CITY",       "City         : %s" },
 187     { "OSMSG_WHOIS_REGION",     "Region/State : %s" },
 188     { "OSMSG_WHOIS_POSTAL_CODE","Postal Code  : %s" },
 189     { "OSMSG_WHOIS_LATITUDE",   "Latitude     : %f" },
 190     { "OSMSG_WHOIS_LONGITUDE",  "Longitude    : %f" },
 191     { "OSMSG_WHOIS_MAP",        "Map          : %s" },
 192     { "OSMSG_WHOIS_DMA_CODE",   "DMA Code     : %d" },
 193     { "OSMSG_WHOIS_AREA_CODE",  "Area Code    : %d" },
 194     { "OSMSG_WHOIS_MODES",      "Modes        : +%s " },
 195     { "OSMSG_WHOIS_INFO",       "Info         : %s" },
 196     { "OSMSG_WHOIS_NUMERIC",    "Numnick      : %s" },
 197     { "OSMSG_WHOIS_SERVER",     "Server       : %s" },
 198     { "OSMSG_WHOIS_NICK_AGE",   "Nick Age     : %s" },
 199     { "OSMSG_WHOIS_ACCOUNT",    "Account      : %s" },
 200     { "OSMSG_WHOIS_PRIVS",      "IRCd Privs   : %s" },
 201     { "OSMSG_WHOIS_CHANNELS",   "Channels     : %s" },
 202     { "OSMSG_WHOIS_HIDECHANS",  "Channel list omitted for your sanity." },
 203     { "OSMSG_UNBAN_DONE", "Ban(s) removed from channel %s." },
 204     { "OSMSG_CHANNEL_VOICED", "All users on %s voiced." },
 205     { "OSMSG_CHANNEL_DEVOICED", "All voiced users on %s de-voiced." },
 206     { "OSMSG_BAD_MODIFIER", "Unknown bad-word modifier $b%s$b." },
 207     { "OSMSG_BAD_REDUNDANT", "$b%s$b is already covered by a bad word ($b%s$b)." },
 208     { "OSMSG_BAD_GROWING", "Replacing bad word $b%s$b with shorter bad word $b%s$b." },
 209     { "OSMSG_BAD_NUKING", " .. and removing redundant bad word $b%s$b." },
 210     { "OSMSG_ADDED_BAD", "Added $b%s$b to the bad-word list." },
 211     { "OSMSG_REMOVED_BAD", "Removed $b%s$b from the bad-word list." },
 212     { "OSMSG_NOT_BAD_WORD", "$b%s$b is not a bad word." },
 213     { "OSMSG_ADDED_EXEMPTION", "Added $b%s$b to the bad-word exemption list." },
 214     { "OSMSG_ADDED_EXEMPTIONS", "Added %d exception(s) to the bad word list." },
 215     { "OSMSG_REMOVED_EXEMPTION", "Removed $b%s$b from the exemption list." },
 216     { "OSMSG_NOT_EXEMPT", "$b%s$b is not on the exempt list." },
 217     { "OSMSG_ALREADY_TRUSTED", "Host $b%s$b is already trusted (use $bdeltrust$b and then $baddtrust$b to adjust)." },
 218     { "OSMSG_NOT_TRUSTED", "Host $b%s$b is not trusted." },
 219     { "OSMSG_BAD_IP", "$b%s$b is not a valid IP address" },
 220     { "OSMSG_BAD_NUMBER", "$b%s$b is not a number" },
 221     { "OSMSG_ADDED_TRUSTED", "Added trusted hosts to the trusted-hosts list." },
 222     { "OSMSG_UPDATED_TRUSTED", "Updated trusted host $b%s$b." },
 223     { "OSMSG_REMOVED_TRUSTED", "Removed trusted hosts from the trusted-hosts list." },
 224     { "OSMSG_CLONE_EXISTS", "Nick $b%s$b is already in use." },
 225     { "OSMSG_NOT_A_HOSTMASK", "The hostmask must be in user@host form." },
 226     { "OSMSG_BADWORD_LIST", "Bad words: %s" },
 227     { "OSMSG_EXEMPTED_LIST", "Exempted channels: %s" },
 228     { "OSMSG_GLINE_COUNT", "There are %d glines active on the network." },
 229     { "OSMSG_SHUN_COUNT", "There are %d shuns active on the network." },
 230     { "OSMSG_LINKS_SERVER", "%s%s (%u clients; %s)" },
 231     { "OSMSG_MAX_CLIENTS", "Max clients: %d at %s" },
 232     { "OSMSG_NETWORK_INFO", "Total users: %d (%d invisible, %d opers)" },
 233     { "OSMSG_RESERVED_LIST", "List of reserved nicks:" },
 234     { "OSMSG_TRUSTED_LIST", "$bTrusted Hosts$b" },
 235     { "OSMSG_TRUSTED_LIST_HEADER", "IP Address      Limit By        Time" },
 236     { "OSMSG_HOST_IS_TRUSTED",      "%-15s %-5s %-10s set %s ago, expires %s" },
 237     { "OSMSG_HOST_IS_TRUSTED_DESC", "  Reason: %s" },
 238     { "OSMSG_TRUSTED_LIST_BAR", "----------------------------------------" },
 239     { "OSMSG_TRUSTED_LIST_END", "----------End of Trusted Hosts----------" },
 240     { "OSMSG_HOST_NOT_TRUSTED", "%s does not have a special trust." },
 241     { "OSMSG_UPTIME_STATS", "Uptime: %s (%u lines processed, CPU time %.2fu/%.2fs)" },
 242     { "OSMSG_LINE_DUMPED", "Raw line sent." },
 243     { "OSMSG_RAW_PARSE_ERROR", "Error parsing raw line (not dumping to uplink)." },
 244     { "OSMSG_COLLIDED_NICK", "Now temporarily holding nick $b%s$b." },
 245     { "OSMSG_RESERVED_NICK", "Now reserving nick $b%s$b." },
 246     { "OSMSG_NICK_UNRESERVED", "Nick $b%s$b is no longer reserved." },
 247     { "OSMSG_NOT_RESERVED", "Nick $b%s$b is not reserved." },
 248     { "OSMSG_ILLEGAL_REASON", "This channel is illegal." },
 249     { "OSMSG_ILLEGAL_KILL_REASON", "Joined an illegal modeless channel - do not repeat." },
 250     { "OSMSG_ILLEGAL_CHANNEL", "$b%s$b is an ILLEGAL channel. Do not re-join it." },
 251     { "OSMSG_FLOOD_MODERATE", "This channel has been temporarily moderated due to a possible join flood attack detected in this channel; network staff have been notified and will investigate." },
 252     { "OSMSG_CLONE_WARNING", "WARNING: You have connected the maximum permitted number of clients from one IP address (clones).  If you connect any more, your host will be temporarily banned from the network." },
 253     { "OSMSG_CLONE_ADDED", "Added clone $b%s$b." },
 254     { "OSMSG_CLONE_FAILED", "Unable to add user $b%s$b." },
 255     { "OSMSG_NOT_A_CLONE", "Har har.  $b%s$b isn't a clone." },
 256     { "OSMSG_CLONE_REMOVED", "Removed clone $b%s$b." },
 257     { "OSMSG_CLONE_JOINED", "$b%s$b has joined $b%s$b." },
 258     { "OSMSG_CLONE_PARTED", "$b%s$b has left $b%s$b." },
 259     { "OSMSG_OPS_GIVEN", "I have given ops in $b%s$b to $b%s$b." },
 260     { "OSMSG_HOPS_GIVEN", "I have given halfops in $b%s$b to $b%s$b." },
 261     { "OSMSG_CLONE_SAID", "$b%s$b has spoken to $b%s$b." },
 262     { "OSMSG_UNKNOWN_SUBCOMMAND", "$b%s$b is not a valid subcommand of $b%s$b." },
 263     { "OSMSG_UNKNOWN_OPTION", "$b%s$b has not been set." },
 264     { "OSMSG_OPTION_IS", "$b%s$b is set to $b%s$b." },
 265     { "OSMSG_OPTION_ROOT", "The following keys can be queried:" },
 266     { "OSMSG_OPTION_LIST", "$b%s$b contains the following values:" },
 267     { "OSMSG_OPTION_KEYS", "$b%s$b contains the following keys:" },
 268     { "OSMSG_OPTION_LIST_EMPTY", "Empty list." },
 269     { "OSMSG_SET_NOT_SET", "$b%s$b does not exist, and cannot be set." },
 270     { "OSMSG_SET_BAD_TYPE", "$b%s$b is not a string, and cannot be set." },
 271     { "OSMSG_SET_SUCCESS", "$b%s$b has been set to $b%s$b." },
 272     { "OSMSG_SETTIME_SUCCESS", "Set time for servers named like $b%s$b." },
 273     { "OSMSG_BAD_ACTION", "Unrecognized trace action $b%s$b." },
 274     { "OSMSG_USER_SEARCH_RESULTS", "The following users were found:" },
 275     { "OSMSG_USER_SEARCH_HEADER", "Nick                  User@Host   (Account)" },
 276     { "OSMSG_USER_SEARCH_BAR",    "-------------------------------------------" },
 277     { "OSMSG_USER_SEARCH_COUNT",  "There were %4u matches" },
 278     { "OSMSG_USER_SEARCH_COUNT_BAR",  "------------ Found %4u matches -----------" },
 279     { "OSMSG_CHANNEL_SEARCH_RESULTS", "The following channels were found:" },
 280     { "OSMSG_GLINE_SEARCH_RESULTS", "The following glines were found:" },
 281     { "OSMSG_SHUN_SEARCH_RESULTS", "The following shun were found:" },
 282     { "OSMSG_LOG_SEARCH_RESULTS", "The following log entries were found:" },
 283     { "OSMSG_GSYNC_RUNNING", "Synchronizing glines from %s." },
 284     { "OSMSG_SSYNC_RUNNING", "Synchronizing shuns from %s." },
 285     { "OSMSG_GTRACE_FORMAT", "%s (issued %s by %s, expires %s): %s" },
 286     { "OSMSG_STRACE_FORMAT", "%s (issued %s by %s, expires %s): %s" },
 287     { "OSMSG_GAG_APPLIED", "Gagged $b%s$b, affecting %d users." },
 288     { "OSMSG_GAG_ADDED", "Gagged $b%s$b." },
 289     { "OSMSG_REDUNDANT_GAG", "Gag $b%s$b is redundant." },
 290     { "OSMSG_GAG_NOT_FOUND", "Could not find gag $b%s$b." },
 291     { "OSMSG_NO_GAGS", "No gags have been set." },
 292     { "OSMSG_UNGAG_APPLIED", "Ungagged $b%s$b, affecting %d users." },
 293     { "OSMSG_UNGAG_ADDED", "Ungagged $b%s$b." },
 294     { "OSMSG_TIMEQ_INFO", "%u events in timeq; next in %lu seconds." },
 295     { "OSMSG_ALERT_EXISTS", "An alert named $b%s$b already exists." },
 296     { "OSMSG_UNKNOWN_REACTION", "Unknown alert reaction $b%s$b." },
 297     { "OSMSG_ADDED_ALERT", "Added alert named $b%s$b." },
 298     { "OSMSG_REMOVED_ALERT", "Removed alert named $b%s$b." },
 299     { "OSMSG_NO_SUCH_ALERT", "No alert named $b%s$b could be found." },
 300     { "OSMSG_ALERTS_LIST", "$bCurrent $O alerts$b" },
 301     { "OSMSG_ALERTS_BAR",    "----------------------------------------------" },
 302     { "OSMSG_ALERTS_HEADER", "Name                 Action (by Oper)" },
 303     { "OSMSG_ALERTS_DESC",   "   Criteria: %s" },
 304     { "OSMSG_ALERT_IS",      "$b%-20s$b %-6s (by %s)" },
 305     { "OSMSG_ALERT_END",     "----------------End of Alerts-----------------" },
 306     /* routing messages */
 307     { "OSMSG_ROUTINGPLAN_LIST",  "$bRouting Plans$b" },
 308     { "OSMSG_ROUTINGPLAN_BAR",   "----------------------------------------------" },
 309     { "OSMSG_ROUTINGPLAN_END",   "-------------End of Routing Plans-------------" },
 310     { "OSMSG_ROUTINGPLAN_OPTION", "%s is set to %s" },
 311     { "OSMSG_ROUTINGPLAN_ACTIVE", "Auto routing is active, using plan '%s'." },
 312     { "OSMSG_ROUTING_ACTIVATION_ERROR", "There was an error activating the routing plan. Check for loops, and make sure the map includes my own uplink." },
 313     { "OSMSG_ROUTINGPLAN_OPTION_NOT_FOUND", "There is no routing plan option '%s'." },
 314     { "OSMSG_ROUTINGPLAN_OPTION_NOT_SET", "Option '%s' is not currently set." },
 315     { "OSMSG_ROUTINGPLAN_NAME",  "$b%s:$b" },
 316     { "OSMSG_ROUTINGPLAN_SERVER","      %s:%d <-- %s[%d/%s] (%s)" },
 317     { "OSMSG_ADDPLAN_SUCCESS", "Added new routing plan '%s'." },
 318     { "OSMSG_ADDPLAN_FAILED", "Could not add new plan '%s' (does it already exist?)." },
 319     { "OSMSG_INVALID_PLAN", "That routing plan name is not valid." },
 320     { "OSMSG_PLAN_DELETED", "The routing plan was sucessfully deleted." },
 321     { "OSMSG_PLAN_NOT_FOUND", "There is no routing plan called '%s'." },
 322     { "OSMSG_PLAN_SERVER_ADDED", "Added %s to the routing plan." },
 323     { "OSMSG_PLAN_SERVER_DELETED", "The server has been deleted." },
 324     { "OSMSG_PLAN_SERVER_NOT_FOUND", "The server '%s' was not found in that routing plan." },
 325     { "OSMSG_ROUTING_DISABLED", "Routing is now disabled." },
 326     { "OSMSG_DOWNLINKS_FORMAT_A", "%s%s-$b%s$b [%s]" },
 327     { "OSMSG_DOWNLINKS_FORMAT_B", "$b%s$b (me)" },
 328     { "OSMSG_ROUTELIST_EMPTY", "No servers in route list" },
 329     { "OSMSG_ROUTELIST_AS_PLANNED", "Routing plan: Servers as they SHOULD be linked" },
 330     { "OSMSG_MAP_CENTERED",         "map %s centered, Maxdepth:%d" },
 331     { "OSMSG_NO_SERVERS_MISSING",   "No servers are missing." },
 332     { "OSMSG_CONNECTING_MISSING",   "Attempted to connect %d missing servers." },
 333     { "OSMSG_CONNECT",              "->connect %s %d %s" },
 334     { "OSMSG_SQUIT",                "->squit %s" },
 335     { "OSMSG_COULDNT_FIND_SERVER",  "Couldnt find %s, so using %s to link %s" },
 336     { "OSMSG_INSPECTING_SERVER",    "Inspecting server [%s]" },
 337     { "OSMSG_REROUTING_ACC_MAP",    "Rerouting network according to loaded map.." },
 338     { "OSMSG_REROUTING_NOTCONFIGURED", "You have not configured routing. See $/msg $O help routing$b." },
 339     { "OSMSG_CONNECTING_MISSING_ONLY", "Connecting missing servers only.." },
 340     { "OSMSG_NO_ROUTING_NECESSARY", "No rerouting appears necessary." },
 341     { "OSMSG_TESTING_REROUTE",      "Testing Reroute(): Commands not sent to socket.." },
 342     { "OSMSG_INVALID_DIRECTIVE",    "Reroute(): Invalid directive %s", },
 343     { "OSMSG_UPLINKS_MISSING",      "%d servers' uplinks were missing, and were not connected." },
 344     { "OSMSG_REROUTE_COMPLETE",     "Reroute complete: Moved %d, connected %d, total %d changes." },
 345     /* end of routing */
 346     { "OSMSG_REHASH_COMPLETE", "Completed rehash of configuration database." },
 347     { "OSMSG_REHASH_FAILED", "Rehash of configuration database failed, previous configuration is intact." },
 348     { "OSMSG_REOPEN_COMPLETE", "Closed and reopened all log files." },
 349     { "OSMSG_RECONNECTING", "Reconnecting to my uplink." },
 350     { "OSMSG_NUMERIC_COLLIDE", "Numeric %d (%s) is already in use." },
 351     { "OSMSG_NAME_COLLIDE", "That name is already in use." },
 352     { "OSMSG_SRV_CREATE_FAILED", "Server creation failed -- check log files." },
 353     { "OSMSG_SERVER_JUPED", "Added new jupe server %s." },
 354     { "OSMSG_INVALID_NUMERIC", "Invalid numeric" },
 355     { "OSMSG_INVALID_SERVERNAME", "Server name must contain a '.'." },
 356     { "OSMSG_SERVER_NOT_JUPE", "That server is not a juped server." },
 357     { "OSMSG_SERVER_UNJUPED", "Server jupe removed." },
 358     /*
 359     { "OSMSG_WARN_ADDED", "Added channel activity warning for $b%s$b (%s)" },
 360     { "OSMSG_WARN_EXISTS", "Channel activity warning for $b%s$b already exists." },
 361     { "OSMSG_WARN_DELETED", "Removed channel activity warning for $b%s$b" },
 362     { "OSMSG_WARN_NOEXIST", "Channel activity warning for $b%s$b does not exist." },
 363     { "OSMSG_WARN_LISTSTART", "Channel activity warnings:" },
 364     { "OSMSG_WARN_LISTENTRY", "%s (%s)" },
 365     { "OSMSG_WARN_LISTEND", "End of activity warning list." },
 366     */
 367     { "OSMSG_UPLINK_CONNECTING", "Establishing connection with %s (%s:%d)." },
 368     { "OSMSG_CURRENT_UPLINK", "$b%s$b is already the current uplink." },
 369     { "OSMSG_INVALID_UPLINK", "$b%s$b is not a valid uplink name." },
 370     { "OSMSG_UPLINK_DISABLED", "$b%s$b is a disabled or unavailable uplink." },
 371     { "OSMSG_UPLINK_START", "Uplink $b%s$b:" },
 372     { "OSMSG_UPLINK_ADDRESS", "Address: %s:%d" },
 373     { "OSMSG_STUPID_GLINE", "Gline %s?  Now $bthat$b would be smooth." },
 374     { "OSMSG_STUPID_SHUN", "Shun %s?  Now $bthat$b would be smooth." },
 375     { "OSMSG_ACCOUNTMASK_AUTHED", "Invalid criteria: it is impossible to match an account mask but not be authed" },
 376     { "OSMSG_CHANINFO_HEADER", "%s Information" },
 377     { "OSMSG_CHANINFO_TIMESTAMP", "Created on: %a %b %d %H:%M:%S %Y (%s)" },
 378     { "OSMSG_CHANINFO_MODES", "Modes: %s" },
 379     { "OSMSG_CHANINFO_MODES_BADWORD", "Modes: %s; bad-word channel" },
 380     { "OSMSG_CHANINFO_TOPIC", "Topic (set by %%s, %a %b %d %H:%M:%S %Y): %%s" },
 381     { "OSMSG_CHANINFO_TOPIC_UNKNOWN", "Topic: (none / not gathered)" },
 382     { "OSMSG_CHANINFO_BAN_COUNT", "Bans (%d):" },
 383     { "OSMSG_CHANINFO_BAN", "%%s by %%s (%a %b %d %H:%M:%S %Y)" },
 384     { "OSMSG_CHANINFO_EXEMPT_COUNT", "Exempts (%d):" },
 385     { "OSMSG_CHANINFO_EXEMPT", "%%s by %%s (%a %b %d %H:%M:%S %Y)" },
 386     { "OSMSG_CHANINFO_MANY_USERS", "%d users (\"/msg $S %s %s users\" for the list)" },
 387     { "OSMSG_CHANINFO_USER_COUNT", "Users (%d):" },
 388     { "OSMSG_CSEARCH_CHANNEL_INFO", "%s [%d users] %s %s" },
 389     { "OSMSG_INVALID_REGEX", "Invalid regex: %s: %s (%d)" },
 390     { "OSMSG_TRACK_DISABLED", "Tracking is not currently compiled into X3" },
 391     { "OSMSG_MAXUSERS_RESET", "Max clients has been reset to $b%d$b" },
 392
 393     { "OSMSG_DEFCON_INVALID", "DefCon level %d is invalid, please choose a value between 1 and 5" },
 394     { "OSMSG_DEFCON_ALLOWING_ALL", "DefCon is at level 5 and allowing everything" },
 395     { "OSMSG_DEFCON_DISALLOWING", "DefCon is at level %d and enforcing:" },
 396     { "OSMSG_DEFCON_NO_NEW_CHANNELS", "No Channel Registrations" },
 397     { "OSMSG_DEFCON_NO_NEW_NICKS", "No Nickname/Account Registrations" },
 398     { "OSMSG_DEFCON_NO_MODE_CHANGE", "No Channel Mode Changes" },
 399     { "OSMSG_DEFCON_NO_NEW_CLIENTS", "No New Clients" },
 400     { "OSMSG_DEFCON_FORCE_CHANMODES", "Forcing Channel Mode(s): %s" },
 401     { "OSMSG_DEFCON_REDUCE_SESSION", "Forcing Reduced Session: %d" },
 402     { "OSMSG_DEFCON_OPER_ONLY", "Allowing Services Communication With Opers Only" },
 403     { "OSMSG_DEFCON_SILENT_OPER_ONLY", "Allowing Services Communication With Opers Only AND Silently Ignoring Regular Users" },
 404     { "OSMSG_DEFCON_GLINE_NEW_CLIENTS", "Glining New Clients" },
 405     { "OSMSG_DEFCON_SHUN_NEW_CLIENTS", "Shunning New Clients" },
 406     { "OSMSG_DEFCON_NO_NEW_MEMOS", "Disallowing New Memos" },
 407
 408     { "OSMSG_PRIV_UNKNOWN", "Unknown privilege flag %s, see /msg $O HELP PRIVFLAGS for a flag list" },
 409     { "OSMSG_PRIV_SET",     "Privilege flag %s has been %sset" },
 410
 411     { NULL, NULL }
 412 };
 413
 414 #define OPSERV_SYNTAX() svccmd_send_help_brief(user, opserv, cmd)
 415
 416 int DefConLevel = 5;
 417 int DefCon[6];
 418 int DefConTimeOut;
 419 int GlobalOnDefcon = 0;
 420 int GlobalOnDefconMore = 0;
 421 int DefConGlineExpire;
 422 int DefConModesSet = 0;
 423 unsigned int DefConSessionLimit;
 424 char *DefConChanModes;
 425 char *DefConGlineReason;
 426 char *DefConMessage;
 427 char *DefConOffMessage;
 428
 429 extern void add_track_user(struct userNode *user);
 430 typedef int (*discrim_search_func)(struct userNode *match, void *extra);
 431
 432 struct userNode *opserv;
 433 static struct service *opserv_service;
 434
 435 /*static dict_t opserv_chan_warn; */ /* data is char* */
 436 static dict_t opserv_reserved_nick_dict; /* data is struct userNode* */
 437 static struct string_list *opserv_bad_words;
 438 static dict_t opserv_exempt_channels; /* data is not used */
 439 static dict_t opserv_trusted_hosts; /* data is struct trusted_host* */
 440 static dict_t opserv_routing_plans; /* data is struct routingPlan */
 441 static dict_t opserv_routing_plan_options; /* data is a dict_t key->val list*/
 442 static dict_t opserv_waiting_connections; /* data is struct waitingConnection */
 443 static dict_t opserv_hostinfo_dict; /* data is struct opserv_hostinfo* */
 444 static dict_t opserv_user_alerts; /* data is struct opserv_user_alert* */
 445 static dict_t opserv_nick_based_alerts; /* data is struct opserv_user_alert* */
 446 static dict_t opserv_channel_alerts; /* data is struct opserv_user_alert* */
 447 static struct module *opserv_module;
 448 static struct log_type *OS_LOG;
 449 static unsigned int new_user_flood;
 450 static char *level_strings[1001];
 451 struct string_list *autojoin_channels;
 452 struct route *opserv_route = NULL; /* Main active routing table from activate_routing()*/
 453
 454 static struct {
 455     struct chanNode *debug_channel;
 456     struct chanNode *alert_channel;
 457     struct chanNode *staff_auth_channel;
 458     struct policer_params *join_policer_params;
 459     struct policer new_user_policer;
 460     unsigned long untrusted_max;
 461     unsigned long clone_gline_duration;
 462     unsigned long block_gline_duration;
 463     unsigned long block_shun_duration;
 464     unsigned long purge_lock_delay;
 465     unsigned long join_flood_moderate;
 466     unsigned long join_flood_moderate_threshold;
 467     unsigned long admin_level;
 468     unsigned long silent_level;
 469 } opserv_conf;
 470
 471 struct trusted_host {
 472     char *ipaddr;
 473     char *issuer;
 474     char *reason;
 475     unsigned long limit;
 476     time_t issued;
 477     time_t expires;
 478 };
 479
 480 struct gag_entry {
 481     char *mask;
 482     char *owner;
 483     char *reason;
 484     time_t expires;
 485     struct gag_entry *next;
 486 };
 487
 488 static struct gag_entry *gagList;
 489
 490 struct opserv_hostinfo {
 491     struct userList clients;
 492     struct trusted_host *trusted;
 493 };
 494
 495 static void
 496 opserv_free_hostinfo(void *data)
 497 {
 498     struct opserv_hostinfo *ohi = data;
 499     userList_clean(&ohi->clients);
 500     free(ohi);
 501 }
 502
 503 static void
 504 opserv_free_waiting_connection(void *data)
 505 {
 506     struct waitingConnection *wc = data;
 507     free(wc->server);
 508     free(wc->target);
 509     free(wc);
 510 }
 511
 512 typedef struct opservDiscrim {
 513     struct chanNode *channel;
 514     char *mask_nick, *mask_ident, *mask_host, *mask_info, *server, *reason, *accountmask, *chantarget;
 515     irc_in_addr_t ip_mask;
 516     unsigned long limit;
 517     time_t min_ts, max_ts;
 518     regex_t regex_nick, regex_ident, regex_host, regex_info;
 519     unsigned int has_regex_nick : 1, has_regex_ident : 1, has_regex_host : 1, has_regex_info : 1;
 520     unsigned int min_level, max_level, domain_depth, duration, min_clones, min_channels, max_channels;
 521     unsigned char ip_mask_bits;
 522     unsigned int match_opers : 1, option_log : 1;
 523     unsigned int chan_req_modes : 2, chan_no_modes : 2;
 524     int authed : 2, info_space : 2;
 525     unsigned int intra_scmp : 2, intra_dcmp : 2;
 526     unsigned int use_regex : 1;
 527     unsigned int silent : 1;
 528 } *discrim_t;
 529
 530 struct discrim_and_source {
 531     discrim_t discrim;
 532     struct userNode *source;
 533     struct userNode *destination;
 534     dict_t dict;
 535     unsigned int disp_limit;
 536 };
 537
 538 static discrim_t opserv_discrim_create(struct userNode *user, struct userNode *bot, unsigned int argc, char *argv[], int allow_channel);
 539 static unsigned int opserv_discrim_search(discrim_t discrim, discrim_search_func dsf, void *data);
 540 static int gag_helper_func(struct userNode *match, void *extra);
 541 static int ungag_helper_func(struct userNode *match, void *extra);
 542
 543 typedef enum {
 544     REACT_NOTICE,
 545     REACT_KILL,
 546     REACT_GLINE,
 547     REACT_TRACK,
 548     REACT_SHUN,
 549     REACT_SVSJOIN
 550 } opserv_alert_reaction;
 551
 552 struct opserv_user_alert {
 553     char *owner;
 554     char *text_discrim, *split_discrim;
 555     discrim_t discrim;
 556     opserv_alert_reaction reaction;
 557 };
 558
 559 /* funny type to make it acceptible to dict_set_free_data, far below */
 560 static void
 561 opserv_free_user_alert(void *data)
 562 {
 563     struct opserv_user_alert *alert = data;
 564     if (alert->discrim->channel)
 565         UnlockChannel(alert->discrim->channel);
 566     free(alert->owner);
 567     free(alert->text_discrim);
 568     free(alert->split_discrim);
 569     if(alert->discrim->has_regex_nick)
 570       regfree(&alert->discrim->regex_nick);
 571     if(alert->discrim->has_regex_ident)
 572       regfree(&alert->discrim->regex_ident);
 573     if(alert->discrim->has_regex_host)
 574       regfree(&alert->discrim->regex_host);
 575     if(alert->discrim->has_regex_info)
 576       regfree(&alert->discrim->regex_info);
 577     free(alert->discrim->reason);
 578     free(alert->discrim);
 579     free(alert);
 580 }
 581
 582 #define opserv_debug(format...) do { if (opserv_conf.debug_channel) send_channel_notice(opserv_conf.debug_channel , opserv , ## format); } while (0)
 583 #define opserv_alert(format...) do { if (opserv_conf.alert_channel) send_channel_notice(opserv_conf.alert_channel , opserv , ## format); } while (0)
 584
 585
 586 char *defconReverseModes(const char *modes)
 587 {
 588     char *newmodes = NULL;
 589     unsigned int i = 0;
 590     if (!modes) {
 591         return NULL;
 592     }
 593     if (!(newmodes = malloc(sizeof(char) * strlen(modes) + 1))) {
 594         return NULL;
 595     }
 596     for (i = 0; i < strlen(modes); i++) {
 597         if (modes[i] == '+')
 598             newmodes[i] = '-';
 599         else if (modes[i] == '-')
 600             newmodes[i] = '+';
 601         else
 602             newmodes[i] = modes[i];
 603     }
 604     newmodes[i] = '\0';
 605     return newmodes;
 606 }
 607
 608 int checkDefCon(int level)
 609 {
 610     return DefCon[DefConLevel] & level;
 611 }
 612
 613 void showDefConSettings(struct userNode *user, struct svccmd *cmd)
 614 {
 615     if (DefConLevel == 5) {
 616         reply("OSMSG_DEFCON_ALLOWING_ALL");
 617         return;
 618     } else
 619         reply("OSMSG_DEFCON_DISALLOWING", DefConLevel);
 620
 621     if (checkDefCon(DEFCON_NO_NEW_CHANNELS))
 622         reply("OSMSG_DEFCON_NO_NEW_CHANNELS");
 623
 624     if (checkDefCon(DEFCON_NO_NEW_NICKS))
 625         reply("OSMSG_DEFCON_NO_NEW_NICKS");
 626
 627     if (checkDefCon(DEFCON_NO_MODE_CHANGE))
 628         reply("OSMSG_DEFCON_NO_MODE_CHANGE");
 629
 630     if (checkDefCon(DEFCON_FORCE_CHAN_MODES) && (DefConChanModes))
 631         reply("OSMSG_DEFCON_FORCE_CHANMODES", DefConChanModes);
 632
 633     if (checkDefCon(DEFCON_REDUCE_SESSION))
 634         reply("OSMSG_DEFCON_REDUCE_SESSION", DefConSessionLimit);
 635
 636     if (checkDefCon(DEFCON_NO_NEW_CLIENTS))
 637         reply("OSMSG_DEFCON_NO_NEW_CLIENTS");
 638
 639     if (checkDefCon(DEFCON_OPER_ONLY))
 640         reply("OSMSG_DEFCON_OPER_ONLY");
 641
 642     if (checkDefCon(DEFCON_SILENT_OPER_ONLY))
 643         reply("OSMSG_DEFCON_SILENT_OPER_ONLY");
 644
 645     if (checkDefCon(DEFCON_GLINE_NEW_CLIENTS))
 646         reply("OSMSG_DEFCON_GLINE_NEW_CLIENTS");
 647
 648     if (checkDefCon(DEFCON_SHUN_NEW_CLIENTS))
 649         reply("OSMSG_DEFCON_SHUN_NEW_CLIENTS");
 650
 651     if (checkDefCon(DEFCON_NO_NEW_MEMOS))
 652         reply("OSMSG_DEFCON_NO_NEW_MEMOS");
 653
 654     return;
 655 }
 656
 657 void do_mass_mode(char *modes)
 658 {
 659     dict_iterator_t it;
 660
 661     if (!modes)
 662         return;
 663
 664     for (it = dict_first(channels); it; it = iter_next(it)) {
 665         struct chanNode *chan = iter_data(it);
 666
 667         irc_mode(opserv, chan, modes);
 668     }
 669
 670 }
 671
 672 void DefConProcess(struct userNode *user)
 673 {
 674     char *newmodes;
 675
 676     if (GlobalOnDefcon)
 677         global_message_args(MESSAGE_RECIPIENT_LUSERS, "DEFCON_NETWORK_CHANGED", DefConLevel);
 678
 679     if (GlobalOnDefconMore && GlobalOnDefcon)
 680         global_message(MESSAGE_RECIPIENT_LUSERS, DefConMessage);
 681
 682     if ((DefConLevel == 5) && !GlobalOnDefconMore && !GlobalOnDefcon)
 683         global_message(MESSAGE_RECIPIENT_LUSERS, DefConOffMessage);
 684
 685     if (user)
 686        global_message_args(MESSAGE_RECIPIENT_OPERS, "DEFCON_OPER_LEVEL_CHANGE", user->nick, DefConLevel);
 687     else
 688        global_message_args(MESSAGE_RECIPIENT_OPERS, "DEFCON_TIMEOUT_LEVEL_CHANGE", DefConLevel);
 689
 690     if (checkDefCon(DEFCON_FORCE_CHAN_MODES)) {
 691         if (DefConChanModes && !DefConModesSet) {
 692             if (DefConChanModes[0] == '+' || DefConChanModes[0] == '-') {
 693                 do_mass_mode(DefConChanModes);
 694                 DefConModesSet = 1;
 695             }
 696         }
 697     } else {
 698         if (DefConChanModes && (DefConModesSet != 0)) {
 699             if (DefConChanModes[0] == '+' || DefConChanModes[0] == '-') {
 700                 if ((newmodes = defconReverseModes(DefConChanModes))) {
 701                     do_mass_mode(newmodes);
 702                     free(newmodes);
 703                 }
 704                 DefConModesSet = 0;
 705             }
 706         }
 707     }
 708
 709     return;
 710 }
 711
 712 void
 713 defcon_timeout(UNUSED_ARG(void *data))
 714 {
 715     DefConLevel = 5;
 716     DefConProcess(NULL);
 717 }
 718
 719 static MODCMD_FUNC(cmd_defcon)
 720 {
 721     if ((argc < 2) || (atoi(argv[1]) == DefConLevel)) {
 722         showDefConSettings(user, cmd);
 723         return 1;
 724     }
 725
 726     if ((atoi(argv[1]) < 1) || (atoi(argv[1]) > 5)) {
 727         reply("OSMSG_DEFCON_INVALID", atoi(argv[1]));
 728         return 0;
 729     }
 730
 731     DefConLevel = atoi(argv[1]);
 732     showDefConSettings(user, cmd);
 733
 734     if (DefConTimeOut > 0) {
 735         timeq_del(0, defcon_timeout, NULL, TIMEQ_IGNORE_DATA & TIMEQ_IGNORE_WHEN);
 736         timeq_add(now + DefConTimeOut, defcon_timeout, NULL);
 737     }
 738
 739     DefConProcess(user);
 740     return 1;
 741 }
 742
 743 /* TODO
 744 static MODCMD_FUNC(cmd_privallow)
 745 {
 746 //privallow servername/username +/-flag (global is set in conf)
 747 }
 748
 749 static MODCMD_FUNC(cmd_privdissallow)
 750 {
 751 //privdisallow servername/username +/-flag (global is set in conf)
 752 }
 753
 754 static MODCMD_FUNC(cmd_privlist)
 755 {
 756 //privlist servername/user (global with none)
 757 }
 758 */
 759
 760 static MODCMD_FUNC(cmd_privset)
 761 {
 762     struct userNode *target;
 763     char *flag;
 764     int add = PRIV_ADD;
 765
 766     flag = argv[2];
 767     if (*flag == '-') {
 768         add = PRIV_DEL;
 769         flag++;
 770     } else if (*flag == '+') {
 771         add = PRIV_ADD;
 772         flag++;
 773     }
 774
 775     target = GetUserH(argv[1]);
 776     if (!target) {
 777         reply("MSG_NICK_UNKNOWN", argv[1]);
 778         return 0;
 779     }
 780
 781     if (check_priv(flag)) {
 782         irc_privs(target, flag, add);
 783         reply("OSMSG_PRIV_SET", argv[2], (add == 1) ? "" : "un");
 784     } else {
 785         reply("OSMSG_PRIV_UNKNOWN", argv[2]);
 786         return 0;
 787     }
 788
 789     return 1;
 790 }
 791
 792 /* A lot of these commands are very similar to what ChanServ can do,
 793  * but OpServ can do them even on channels that aren't registered.
 794  */
 795
 796 static MODCMD_FUNC(cmd_access)
 797 {
 798     struct handle_info *hi;
 799     const char *target;
 800     unsigned int res;
 801
 802     target = (argc > 1) ? (const char*)argv[1] : user->nick;
 803     if (!irccasecmp(target, "*")) {
 804         nickserv_show_oper_accounts(user, cmd);
 805         return 1;
 806     }
 807     if (!(hi = modcmd_get_handle_info(user, target)))
 808         return 0;
 809     res = (argc > 2) ? oper_try_set_access(user, opserv_service->bot, hi, strtoul(argv[2], NULL, 0)) : 0;
 810     reply("OSMSG_USER_ACCESS_IS", target, hi->handle, hi->opserv_level);
 811     return res;
 812 }
 813
 814 static MODCMD_FUNC(cmd_ban)
 815 {
 816     struct mod_chanmode change;
 817     struct userNode *victim;
 818
 819     mod_chanmode_init(&change);
 820     change.argc = 1;
 821     change.args[0].mode = MODE_BAN;
 822     if (is_ircmask(argv[1]))
 823         change.args[0].u.hostmask = strdup(argv[1]);
 824     else if ((victim = GetUserH(argv[1])))
 825         change.args[0].u.hostmask = generate_hostmask(victim, 0);
 826     else {
 827         reply("OSMSG_INVALID_IRCMASK", argv[1]);
 828         return 0;
 829     }
 830     modcmd_chanmode_announce(&change);
 831     reply("OSMSG_ADDED_BAN", change.args[0].u.hostmask, channel->name);
 832     free((char*)change.args[0].u.hostmask);
 833     return 1;
 834 }
 835
 836 static MODCMD_FUNC(cmd_chaninfo)
 837 {
 838     char buffer[MAXLEN];
 839     const char *fmt;
 840     struct banNode *ban;
 841     struct exemptNode *exempt;
 842     struct modeNode *moden;
 843     unsigned int n;
 844
 845     reply("OSMSG_CHANINFO_HEADER", channel->name);
 846     fmt = user_find_message(user, "OSMSG_CHANINFO_TIMESTAMP");
 847     strftime(buffer, sizeof(buffer), fmt, gmtime(&channel->timestamp));
 848     send_message_type(4, user, cmd->parent->bot, "%s", buffer);
 849     irc_make_chanmode(channel, buffer);
 850     if (channel->bad_channel)
 851         reply("OSMSG_CHANINFO_MODES_BADWORD", buffer);
 852     else
 853         reply("OSMSG_CHANINFO_MODES", buffer);
 854     if (channel->topic_time) {
 855         fmt = user_find_message(user, "OSMSG_CHANINFO_TOPIC");
 856         strftime(buffer, sizeof(buffer), fmt, gmtime(&channel->topic_time));
 857         send_message_type(4, user, cmd->parent->bot, buffer, channel->topic_nick, channel->topic);
 858     } else {
 859         irc_fetchtopic(cmd->parent->bot, channel->name);
 860         reply("OSMSG_CHANINFO_TOPIC_UNKNOWN");
 861     }
 862     if (channel->banlist.used) {
 863         reply("OSMSG_CHANINFO_BAN_COUNT", channel->banlist.used);
 864         fmt = user_find_message(user, "OSMSG_CHANINFO_BAN");
 865         for (n = 0; n < channel->banlist.used; n++) {
 866             ban = channel->banlist.list[n];
 867             strftime(buffer, sizeof(buffer), fmt, localtime(&ban->set));
 868             send_message_type(4, user, cmd->parent->bot, buffer, ban->ban, ban->who);
 869         }
 870     }
 871     if (channel->exemptlist.used) {
 872         reply("OSMSG_CHANINFO_EXEMPT_COUNT", channel->exemptlist.used);
 873         fmt = user_find_message(user, "OSMSG_CHANINFO_EXEMPT");
 874         for (n = 0; n < channel->exemptlist.used; n++) {
 875             exempt = channel->exemptlist.list[n];
 876             strftime(buffer, sizeof(buffer), fmt, localtime(&exempt->set));
 877             send_message_type(4, user, cmd->parent->bot, buffer, exempt->exempt, exempt->who);
 878         }
 879     }
 880     if ((argc < 2) && (channel->members.used >= 50)) {
 881         /* early out unless they ask for users */
 882         reply("OSMSG_CHANINFO_MANY_USERS", channel->members.used, argv[0], channel->name);
 883         return 1;
 884     }
 885     reply("OSMSG_CHANINFO_USER_COUNT", channel->members.used);
 886     for (n=0; n<channel->members.used; n++) {
 887         moden = channel->members.list[n];
 888         if (moden->modes & MODE_CHANOP) {
 889             if (moden->oplevel >= 0)
 890                  send_message_type(4, user, cmd->parent->bot, " @%s:%d (%s@%s)", moden->user->nick, moden->oplevel, moden->user->ident, moden->user->hostname);
 891             else
 892                  send_message_type(4, user, cmd->parent->bot, " @%s (%s@%s)", moden->user->nick, moden->user->ident, moden->user->hostname);
 893         }
 894     }
 895     for (n=0; n<channel->members.used; n++) {
 896         moden = channel->members.list[n];
 897         if ((moden->modes & (MODE_CHANOP|MODE_HALFOP|MODE_VOICE)) == MODE_HALFOP)
 898             send_message_type(4, user, cmd->parent->bot, " %s%s (%s@%s)", "%", moden->user->nick, moden->user->ident, moden->user->hostname);
 899     }
 900     for (n=0; n<channel->members.used; n++) {
 901         moden = channel->members.list[n];
 902         if ((moden->modes & (MODE_CHANOP|MODE_HALFOP|MODE_VOICE)) == MODE_VOICE)
 903             send_message_type(4, user, cmd->parent->bot, " +%s (%s@%s)", moden->user->nick, moden->user->ident, moden->user->hostname);
 904     }
 905     for (n=0; n<channel->members.used; n++) {
 906         moden = channel->members.list[n];
 907         if ((moden->modes & (MODE_CHANOP|MODE_HALFOP|MODE_VOICE)) == 0)
 908             send_message_type(4, user, cmd->parent->bot, "  %s (%s@%s)", moden->user->nick, moden->user->ident, moden->user->hostname);
 909     }
 910     return 1;
 911 }
 912
 913 /* This command has been replaced by 'alert notice channel #foo' */
 914 /*
 915 static MODCMD_FUNC(cmd_warn)
 916 {
 917     char *reason, *message;
 918
 919     if (!IsChannelName(argv[1])) {
 920         reply("OSMSG_NEED_CHANNEL", argv[0]);
 921         return 0;
 922     }
 923     reason = dict_find(opserv_chan_warn, argv[1], NULL);
 924     if (reason) {
 925         reply("OSMSG_WARN_EXISTS", argv[1]);
 926         return 0;
 927     }
 928     if (argv[2])
 929         reason = strdup(unsplit_string(argv+2, argc-2, NULL));
 930     else
 931         reason = strdup("No reason");
 932     dict_insert(opserv_chan_warn, strdup(argv[1]), reason);
 933     reply("OSMSG_WARN_ADDED", argv[1], reason);
 934     if (dict_find(channels, argv[1], NULL)) {
 935         global_message_args(MESSAGE_RECIPIENT_OPERS, "OSMSG_CHANNEL_ACTIVITY_WARN" argv[1], reason);
 936     }
 937     return 1;
 938 }
 939
 940 static MODCMD_FUNC(cmd_unwarn)
 941 {
 942     if ((argc < 2) || !IsChannelName(argv[1])) {
 943         reply("OSMSG_NEED_CHANNEL", argv[0]);
 944         return 0;
 945     }
 946     if (!dict_remove(opserv_chan_warn, argv[1])) {
 947         reply("OSMSG_WARN_NOEXIST", argv[1]);
 948         return 0;
 949     }
 950     reply("OSMSG_WARN_DELETED", argv[1]);
 951     return 1;
 952 }
 953 */
 954
 955 static MODCMD_FUNC(cmd_clearbans)
 956 {
 957     struct mod_chanmode *change;
 958     unsigned int ii;
 959
 960     change = mod_chanmode_alloc(channel->banlist.used);
 961     for (ii=0; ii<channel->banlist.used; ii++) {
 962         change->args[ii].mode = MODE_REMOVE | MODE_BAN;
 963         change->args[ii].u.hostmask = strdup(channel->banlist.list[ii]->ban);
 964     }
 965     modcmd_chanmode_announce(change);
 966     for (ii=0; ii<change->argc; ++ii)
 967         free((char*)change->args[ii].u.hostmask);
 968     mod_chanmode_free(change);
 969     reply("OSMSG_CLEARBANS_DONE", channel->name);
 970     return 1;
 971 }
 972
 973 static MODCMD_FUNC(cmd_clearmodes)
 974 {
 975     struct mod_chanmode change;
 976
 977     if (!channel->modes) {
 978         reply("OSMSG_NO_CHANNEL_MODES", channel->name);
 979         return 0;
 980     }
 981     mod_chanmode_init(&change);
 982     change.modes_clear = channel->modes;
 983     modcmd_chanmode_announce(&change);
 984     reply("OSMSG_CLEARMODES_DONE", channel->name);
 985     return 1;
 986 }
 987
 988 static MODCMD_FUNC(cmd_deop)
 989 {
 990     struct mod_chanmode *change;
 991     unsigned int arg, count;
 992
 993     change = mod_chanmode_alloc(argc-1);
 994     for (arg = 1, count = 0; arg < argc; ++arg) {
 995         struct userNode *victim = GetUserH(argv[arg]);
 996         struct modeNode *mn;
 997         if (!victim || IsService(victim)
 998             || !(mn = GetUserMode(channel, victim))
 999             || !(mn->modes & MODE_CHANOP))
1000             continue;
1001         change->args[count].mode = MODE_REMOVE | MODE_CHANOP;
1002         change->args[count++].u.member = mn;
1003     }
1004     if (count) {
1005         change->argc = count;
1006         modcmd_chanmode_announce(change);
1007     }
1008     mod_chanmode_free(change);
1009     reply("OSMSG_DEOP_DONE");
1010     return 1;
1011 }
1012
1013 static MODCMD_FUNC(cmd_dehop)
1014 {
1015     struct mod_chanmode *change;
1016     unsigned int arg, count;
1017
1018     change = mod_chanmode_alloc(argc-1);
1019     for (arg = 1, count = 0; arg < argc; ++arg) {
1020         struct userNode *victim = GetUserH(argv[arg]);
1021         struct modeNode *mn;
1022         if (!victim || IsService(victim)
1023             || !(mn = GetUserMode(channel, victim))
1024             || !(mn->modes & MODE_HALFOP))
1025             continue;
1026         change->args[count].mode = MODE_REMOVE | MODE_HALFOP;
1027         change->args[count++].u.member = mn;
1028     }
1029     if (count) {
1030         change->argc = count;
1031         modcmd_chanmode_announce(change);
1032     }
1033     mod_chanmode_free(change);
1034     reply("OSMSG_DEHOP_DONE");
1035     return 1;
1036 }
1037
1038 static MODCMD_FUNC(cmd_deopall)
1039 {
1040     struct mod_chanmode *change;
1041     unsigned int ii, count;
1042
1043     change = mod_chanmode_alloc(channel->members.used);
1044     for (ii = count = 0; ii < channel->members.used; ++ii) {
1045         struct modeNode *mn = channel->members.list[ii];
1046         if (IsService(mn->user) || !(mn->modes & MODE_CHANOP))
1047             continue;
1048         change->args[count].mode = MODE_REMOVE | MODE_CHANOP;
1049         change->args[count++].u.member = mn;
1050     }
1051     if (count) {
1052         change->argc = count;
1053         modcmd_chanmode_announce(change);
1054     }
1055     mod_chanmode_free(change);
1056     reply("OSMSG_DEOPALL_DONE", channel->name);
1057     return 1;
1058 }
1059
1060 static MODCMD_FUNC(cmd_dehopall)
1061 {
1062     struct mod_chanmode *change;
1063     unsigned int ii, count;
1064
1065     change = mod_chanmode_alloc(channel->members.used);
1066     for (ii = count = 0; ii < channel->members.used; ++ii) {
1067         struct modeNode *mn = channel->members.list[ii];
1068         if (IsService(mn->user) || !(mn->modes & MODE_HALFOP))
1069             continue;
1070         change->args[count].mode = MODE_REMOVE | MODE_HALFOP;
1071         change->args[count++].u.member = mn;
1072     }
1073     if (count) {
1074         change->argc = count;
1075         modcmd_chanmode_announce(change);
1076     }
1077     mod_chanmode_free(change);
1078     reply("OSMSG_DEHOPALL_DONE", channel->name);
1079     return 1;
1080 }
1081
1082 static MODCMD_FUNC(cmd_resetmax)
1083 {
1084     max_clients = dict_size(clients);
1085     max_clients_time = now;
1086     reply("OSMSG_MAXUSERS_RESET", max_clients);
1087     return 1;
1088 }
1089
1090 static MODCMD_FUNC(cmd_rehash)
1091 {
1092     extern char *services_config;
1093
1094     if (conf_read(services_config))
1095         reply("OSMSG_REHASH_COMPLETE");
1096     else
1097         reply("OSMSG_REHASH_FAILED");
1098     return 1;
1099 }
1100
1101 static MODCMD_FUNC(cmd_reopen)
1102 {
1103     log_reopen();
1104     reply("OSMSG_REOPEN_COMPLETE");
1105     return 1;
1106 }
1107
1108 static MODCMD_FUNC(cmd_reconnect)
1109 {
1110     reply("OSMSG_RECONNECTING");
1111     irc_squit(self, "Reconnecting.", NULL);
1112     return 1;
1113 }
1114
1115 static MODCMD_FUNC(cmd_jupe)
1116 {
1117     extern int force_n2k;
1118     struct server *newsrv;
1119     unsigned int num;
1120     char numeric[COMBO_NUMERIC_LEN+1], srvdesc[SERVERDESCRIPTMAX+1];
1121
1122     num = atoi(argv[2]);
1123     if(num == 0) {
1124         reply("OSMSG_INVALID_NUMERIC");
1125         return 0;
1126     }
1127     if ((num < 64) && !force_n2k) {
1128         inttobase64(numeric, num, 1);
1129         inttobase64(numeric+1, 64*64-1, 2);
1130     } else {
1131         inttobase64(numeric, num, 2);
1132         inttobase64(numeric+2, 64*64*64-1, 3);
1133     }
1134 #ifdef WITH_PROTOCOL_P10
1135     if (GetServerN(numeric)) {
1136         reply("OSMSG_NUMERIC_COLLIDE", num, numeric);
1137         return 0;
1138     }
1139 #endif
1140     if (GetServerH(argv[1])) {
1141         reply("OSMSG_NAME_COLLIDE");
1142         return 0;
1143     }
1144     snprintf(srvdesc, sizeof(srvdesc), "JUPE %s", unsplit_string(argv+3, argc-3, NULL));
1145     if(!strchr(argv[1], '.')) {
1146         reply("OSMSG_INVALID_SERVERNAME");
1147         return 0;
1148     }
1149     newsrv = AddServer(self, argv[1], 1, now, now, numeric, srvdesc);
1150     if (!newsrv) {
1151         reply("OSMSG_SRV_CREATE_FAILED");
1152         return 0;
1153     }
1154     irc_server(newsrv);
1155     reply("OSMSG_SERVER_JUPED", argv[1]);
1156     return 1;
1157 }
1158
1159 static MODCMD_FUNC(cmd_unjupe)
1160 {
1161     struct server *srv;
1162     char *reason;
1163
1164     srv = GetServerH(argv[1]);
1165     if (!srv) {
1166         reply("MSG_SERVER_UNKNOWN", argv[1]);
1167         return 0;
1168     }
1169     if (strncmp(srv->description, "JUPE", 4)) {
1170         reply("OSMSG_SERVER_NOT_JUPE");
1171         return 0;
1172     }
1173     reason = (argc > 2) ? unsplit_string(argv+2, argc-2, NULL) : "Unjuping server";
1174     DelServer(srv, 1, reason);
1175     reply("OSMSG_SERVER_UNJUPED");
1176     return 1;
1177 }
1178
1179 static MODCMD_FUNC(cmd_jump)
1180 {
1181     extern struct cManagerNode cManager;
1182     void uplink_select(char *name);
1183     struct uplinkNode *uplink_find(char *name);
1184     struct uplinkNode *uplink;
1185     char *target;
1186
1187     target = unsplit_string(argv+1, argc-1, NULL);
1188
1189     if (!strcmp(cManager.uplink->name, target)) {
1190         reply("OSMSG_CURRENT_UPLINK", cManager.uplink->name);
1191         return 0;
1192     }
1193
1194     uplink = uplink_find(target);
1195     if (!uplink) {
1196         reply("OSMSG_INVALID_UPLINK", target);
1197         return 0;
1198     }
1199     if (uplink->flags & UPLINK_UNAVAILABLE) {
1200         reply("OSMSG_UPLINK_DISABLED", uplink->name);
1201         return 0;
1202     }
1203
1204     reply("OSMSG_UPLINK_CONNECTING", uplink->name, uplink->host, uplink->port);
1205     uplink_select(target);
1206     irc_squit(self, "Reconnecting.", NULL);
1207     return 1;
1208 }
1209
1210 static MODCMD_FUNC(cmd_die)
1211 {
1212     char *reason, *text;
1213
1214     text = unsplit_string(argv+1, argc-1, NULL);
1215     reason = alloca(strlen(text) + strlen(user->nick) + 20);
1216     sprintf(reason, "Disconnected by %s [%s]", user->nick, text);
1217     irc_squit(self, reason, text);
1218     quit_services = 1;
1219     return 1;
1220 }
1221
1222 static MODCMD_FUNC(cmd_restart)
1223 {
1224     extern int services_argc;
1225     extern char **services_argv;
1226     char **restart_argv, *reason, *text;
1227
1228     text = unsplit_string(argv+1, argc-1, NULL);
1229     reason = alloca(strlen(text) + strlen(user->nick) + 17);
1230     sprintf(reason, "Restarted by %s [%s]", user->nick, text);
1231     irc_squit(self, reason, text);
1232
1233     /* Append a NULL to the end of argv[]. */
1234     restart_argv = (char **)alloca((services_argc + 1) * sizeof(char *));
1235     memcpy(restart_argv, services_argv, services_argc * sizeof(char *));
1236     restart_argv[services_argc] = NULL;
1237
1238     call_exit_funcs();
1239
1240     /* Don't blink. */
1241     execv(services_argv[0], restart_argv);
1242
1243     /* If we're still here, that means something went wrong. Reconnect. */
1244     return 1;
1245 }
1246
1247 static struct gline *
1248 opserv_block(struct userNode *target, char *src_handle, char *reason, unsigned long duration, int silent)
1249 {
1250     char mask[IRC_NTOP_MAX_SIZE+3] = { '*', '@', '\0' };
1251     irc_ntop(mask + 2, sizeof(mask) - 2, &target->ip);
1252     if (!reason)
1253         snprintf(reason = alloca(MAXLEN), MAXLEN,
1254                  "G-line requested by %s.", src_handle);
1255     if (!duration)
1256         duration = opserv_conf.block_gline_duration;
1257     return gline_add(src_handle, mask, duration, reason, now, 1, silent ? 1 : 0);
1258 }
1259
1260 static MODCMD_FUNC(cmd_block)
1261 {
1262     struct userNode *target;
1263     struct gline *gline;
1264     char *reason;
1265
1266     target = GetUserH(argv[1]);
1267     if (!target) {
1268         reply("MSG_NICK_UNKNOWN", argv[1]);
1269         return 0;
1270     }
1271     if (IsService(target)) {
1272         reply("MSG_SERVICE_IMMUNE", target->nick);
1273         return 0;
1274     }
1275     reason = (argc > 2) ? unsplit_string(argv+2, argc-2, NULL) : NULL;
1276     gline = opserv_block(target, user->handle_info->handle, reason, 0, 0);
1277     reply("OSMSG_GLINE_ISSUED", gline->target);
1278     return 1;
1279 }
1280
1281 static MODCMD_FUNC(cmd_gline)
1282 {
1283     unsigned long duration;
1284     char *reason;
1285     struct gline *gline;
1286
1287     reason = unsplit_string(argv+3, argc-3, NULL);
1288     if (!is_gline(argv[1]) && !IsChannelName(argv[1]) && (argv[1][0] != '&')) {
1289         reply("MSG_INVALID_GLINE", argv[1]);
1290         return 0;
1291     }
1292     if (!argv[1][strspn(argv[1], "#&*?@.")] && (strlen(argv[1]) < 10)) {
1293         reply("OSMSG_STUPID_GLINE", argv[1]);
1294         return 0;
1295     }
1296     duration = ParseInterval(argv[2]);
1297     if (!duration) {
1298         reply("MSG_INVALID_DURATION", argv[2]);
1299         return 0;
1300     }
1301     gline = gline_add(user->handle_info->handle, argv[1], duration, reason, now, 1, 0);
1302     reply("OSMSG_GLINE_ISSUED", gline->target);
1303     return 1;
1304 }
1305
1306 static MODCMD_FUNC(cmd_ungline)
1307 {
1308     if (gline_remove(argv[1], 1))
1309         reply("OSMSG_GLINE_REMOVED", argv[1]);
1310     else
1311         reply("OSMSG_GLINE_FORCE_REMOVED", argv[1]);
1312     return 1;
1313 }
1314
1315 static MODCMD_FUNC(cmd_refreshg)
1316 {
1317     if (argc > 1) {
1318         unsigned int count;
1319         dict_iterator_t it;
1320         struct server *srv;
1321
1322         for (it=dict_first(servers), count=0; it; it=iter_next(it)) {
1323             srv = iter_data(it);
1324             if ((srv == self) || !match_ircglob(srv->name, argv[1]))
1325                 continue;
1326             gline_refresh_server(srv);
1327             reply("OSMSG_GLINES_ONE_REFRESHED", srv->name);
1328             count++;
1329         }
1330         if (!count) {
1331             reply("MSG_SERVER_UNKNOWN", argv[1]);
1332             return 0;
1333         }
1334     } else {
1335         gline_refresh_all();
1336         reply("OSMSG_GLINES_REFRESHED");
1337     }
1338     return 1;
1339 }
1340
1341 static void
1342 opserv_svsjoin(struct userNode *target, char *src_handle, char *reason, char *channame)
1343 {
1344     struct chanNode *channel;
1345
1346     if(!channame || !IsChannelName(channame)) {
1347         /* Not a valid channel name. We shouldnt ever get this if we check properly in addalert */
1348        return;
1349     }
1350
1351     if (!(channel = GetChannel(channame))) {
1352        channel = AddChannel(channame, now, NULL, NULL, NULL);
1353     }
1354     if (GetUserMode(channel, target)) {
1355         /* already in it */
1356         return;
1357     }
1358
1359     irc_svsjoin(opserv, target, channel);
1360     /* Should we tell the user they got joined? -Rubin*/
1361 }
1362
1363 static struct shun *
1364 opserv_shun(struct userNode *target, char *src_handle, char *reason, unsigned long duration)
1365 {
1366     char *mask;
1367     mask = alloca(MAXLEN);
1368     snprintf(mask, MAXLEN, "*@%s", target->hostname);
1369     if (!reason) {
1370         reason = alloca(MAXLEN);
1371         snprintf(reason, MAXLEN, "Shun requested by %s.", src_handle);
1372     }
1373     if (!duration) duration = opserv_conf.block_shun_duration;
1374     return shun_add(src_handle, mask, duration, reason, now, 1);
1375 }
1376
1377 static MODCMD_FUNC(cmd_sblock)
1378 {
1379     struct userNode *target;
1380     struct shun *shun;
1381     char *reason;
1382
1383     target = GetUserH(argv[1]);
1384     if (!target) {
1385         reply("MSG_NICK_UNKNOWN", argv[1]);
1386         return 0;
1387     }
1388     if (IsService(target)) {
1389         reply("MSG_SERVICE_IMMUNE", target->nick);
1390         return 0;
1391     }
1392     reason = (argc > 2) ? unsplit_string(argv+2, argc-2, NULL) : NULL;
1393     shun = opserv_shun(target, user->handle_info->handle, reason, 0);
1394     reply("OSMSG_SHUN_ISSUED", shun->target);
1395     return 1;
1396 }
1397
1398 static MODCMD_FUNC(cmd_shun)
1399 {
1400     unsigned long duration;
1401     char *reason;
1402     struct shun *shun;
1403
1404     reason = unsplit_string(argv+3, argc-3, NULL);
1405     if (!is_shun(argv[1]) && !IsChannelName(argv[1]) && (argv[1][0] != '&')) {
1406         reply("MSG_INVALID_SHUN", argv[1]);
1407         return 0;
1408     }
1409     if (!argv[1][strspn(argv[1], "#&*?@.")] && (strlen(argv[1]) < 10)) {
1410         reply("OSMSG_STUPID_SHUN", argv[1]);
1411         return 0;
1412     }
1413     duration = ParseInterval(argv[2]);
1414     if (!duration) {
1415         reply("MSG_INVALID_DURATION", argv[2]);
1416         return 0;
1417     }
1418     shun = shun_add(user->handle_info->handle, argv[1], duration, reason, now, 1);
1419     reply("OSMSG_SHUN_ISSUED", shun->target);
1420     return 1;
1421 }
1422
1423 static MODCMD_FUNC(cmd_unshun)
1424 {
1425     if (shun_remove(argv[1], 1))
1426         reply("OSMSG_SHUN_REMOVED", argv[1]);
1427     else
1428         reply("OSMSG_SHUN_FORCE_REMOVED", argv[1]);
1429     return 1;
1430 }
1431
1432 static MODCMD_FUNC(cmd_refreshs)
1433 {
1434     if (argc > 1) {
1435         unsigned int count;
1436         dict_iterator_t it;
1437         struct server *srv;
1438
1439         for (it=dict_first(servers), count=0; it; it=iter_next(it)) {
1440             srv = iter_data(it);
1441             if ((srv == self) || !match_ircglob(srv->name, argv[1]))
1442                 continue;
1443             shun_refresh_server(srv);
1444             reply("OSMSG_SHUNS_ONE_REFRESHED", srv->name);
1445             count++;
1446         }
1447         if (!count) {
1448             reply("MSG_SERVER_UNKNOWN", argv[1]);
1449             return 0;
1450         }
1451     } else {
1452         shun_refresh_all();
1453         reply("OSMSG_SHUNS_REFRESHED");
1454     }
1455     return 1;
1456 }
1457
1458 static void
1459 opserv_ison(struct userNode *tell, struct userNode *target, const char *message)
1460 {
1461     struct modeNode *mn;
1462     unsigned int count, here_len, n, maxlen;
1463     char buff[MAXLEN];
1464
1465     maxlen = tell->handle_info ? tell->handle_info->screen_width : 0;
1466     if (!maxlen)
1467         maxlen = MAX_LINE_SIZE;
1468     for (n=count=0; n<target->channels.used; n++) {
1469         mn = target->channels.list[n];
1470         here_len = strlen(mn->channel->name);
1471         if ((count + here_len + 4) > maxlen) {
1472             buff[count] = 0;
1473             send_message(tell, opserv, message, buff);
1474             count = 0;
1475         }
1476         if (mn->modes & MODE_CHANOP)
1477             buff[count++] = '@';
1478         if (mn->modes & MODE_HALFOP)
1479             buff[count++] = '%';
1480         if (mn->modes & MODE_VOICE)
1481             buff[count++] = '+';
1482         memcpy(buff+count, mn->channel->name, here_len);
1483         count += here_len;
1484         buff[count++] = ' ';
1485     }
1486     if (count) {
1487         buff[count] = 0;
1488         send_message(tell, opserv, message, buff);
1489     }
1490 }
1491
1492 static MODCMD_FUNC(cmd_inviteme)
1493 {
1494     struct userNode *target;
1495
1496     if (argc < 2) {
1497         target = user;
1498     } else {
1499         target = GetUserH(argv[1]);
1500         if (!target) {
1501             reply("MSG_NICK_UNKNOWN", argv[1]);
1502             return 0;
1503         }
1504     }
1505     if (opserv_conf.debug_channel == NULL) {
1506         reply("OSMSG_NO_DEBUG_CHANNEL");
1507         return 0;
1508     }
1509     if (GetUserMode(opserv_conf.debug_channel, user)) {
1510         reply("OSMSG_ALREADY_THERE", opserv_conf.debug_channel->name);
1511         return 0;
1512     }
1513     irc_invite(cmd->parent->bot, target, opserv_conf.debug_channel);
1514     if (target != user)
1515         reply("OSMSG_INVITE_DONE", target->nick, opserv_conf.debug_channel->name);
1516     return 1;
1517 }
1518
1519 static MODCMD_FUNC(cmd_invite)
1520 {
1521     if (GetUserMode(channel, user)) {
1522         reply("OSMSG_ALREADY_THERE", channel->name);
1523         return 0;
1524     }
1525     irc_invite(cmd->parent->bot, user, channel);
1526     return 1;
1527 }
1528
1529 static MODCMD_FUNC(cmd_svsjoin)
1530 {
1531     struct userNode *target;
1532
1533
1534     if(!IsChannelName(argv[2])) {
1535         reply("MSG_NOT_CHANNEL_NAME");
1536         return 0;
1537     }
1538     target = GetUserH(argv[1]);
1539     if (!target) {
1540        reply("MSG_NICK_UNKNOWN", argv[1]);
1541        return 0;
1542     }
1543
1544     if (!(channel = GetChannel(argv[2]))) {
1545        channel = AddChannel(argv[2], now, NULL, NULL, NULL);
1546     }
1547     if (GetUserMode(channel, target)) {
1548         reply("OSMSG_ALREADY_THERE", channel->name);
1549         return 0;
1550     }
1551     irc_svsjoin(opserv, target, channel);
1552     reply("OSMSG_SVSJOIN_SENT");
1553     return 1;
1554 }
1555
1556 static MODCMD_FUNC(cmd_join)
1557 {
1558     struct userNode *bot = cmd->parent->bot;
1559
1560     if (!IsChannelName(argv[1])) {
1561         reply("MSG_NOT_CHANNEL_NAME");
1562         return 0;
1563     } else if (!(channel = GetChannel(argv[1]))) {
1564         channel = AddChannel(argv[1], now, NULL, NULL, NULL);
1565         AddChannelUser(bot, channel)->modes |= MODE_CHANOP;
1566     } else if (GetUserMode(channel, bot)) {
1567         reply("OSMSG_ALREADY_JOINED", channel->name);
1568         return 0;
1569     } else {
1570         struct mod_chanmode change;
1571         mod_chanmode_init(&change);
1572         change.argc = 1;
1573         change.args[0].mode = MODE_CHANOP;
1574         change.args[0].u.member = AddChannelUser(bot, channel);
1575         modcmd_chanmode_announce(&change);
1576     }
1577     irc_fetchtopic(bot, channel->name);
1578     reply("OSMSG_JOIN_DONE", channel->name);
1579     return 1;
1580 }
1581
1582 static MODCMD_FUNC(cmd_kick)
1583 {
1584     struct userNode *target;
1585     char *reason;
1586
1587     if (argc < 3) {
1588         reason = alloca(strlen(OSMSG_KICK_REQUESTED)+strlen(user->nick)+1);
1589         sprintf(reason, OSMSG_KICK_REQUESTED, user->nick);
1590     } else {
1591         reason = unsplit_string(argv+2, argc-2, NULL);
1592     }
1593     target = GetUserH(argv[1]);
1594     if (!target) {
1595         reply("MSG_NICK_UNKNOWN", argv[1]);
1596         return 0;
1597     }
1598     if (!GetUserMode(channel, target)) {
1599         reply("OSMSG_NOT_ON_CHANNEL", target->nick, channel->name);
1600         return 0;
1601     }
1602     KickChannelUser(target, channel, cmd->parent->bot, reason);
1603     return 1;
1604 }
1605
1606 static MODCMD_FUNC(cmd_kickall)
1607 {
1608     unsigned int limit, n, inchan;
1609     struct modeNode *mn;
1610     char *reason;
1611     struct userNode *bot = cmd->parent->bot;
1612
1613     /* ircu doesn't let servers KICK users, so if OpServ's not in the
1614      * channel, we have to join it in temporarily. */
1615     if (!(inchan = GetUserMode(channel, bot) ? 1 : 0)) {
1616         struct mod_chanmode change;
1617         mod_chanmode_init(&change);
1618         change.args[0].mode = MODE_CHANOP;
1619         change.args[0].u.member = AddChannelUser(bot, channel);
1620         modcmd_chanmode_announce(&change);
1621     }
1622     if (argc < 2) {
1623         reason = alloca(strlen(OSMSG_KICK_REQUESTED)+strlen(user->nick)+1);
1624         sprintf(reason, OSMSG_KICK_REQUESTED, user->nick);
1625     } else {
1626         reason = unsplit_string(argv+1, argc-1, NULL);
1627     }
1628     limit = user->handle_info->opserv_level;
1629     for (n=channel->members.used; n>0;) {
1630         mn = channel->members.list[--n];
1631         if (IsService(mn->user)
1632             || (mn->user->handle_info
1633                 && (mn->user->handle_info->opserv_level >= limit))) {
1634             continue;
1635         }
1636         KickChannelUser(mn->user, channel, bot, reason);
1637     }
1638     if (!inchan)
1639         DelChannelUser(bot, channel, "My work here is done", 0);
1640     reply("OSMSG_KICKALL_DONE", channel->name);
1641     return 1;
1642 }
1643
1644 static MODCMD_FUNC(cmd_kickban)
1645 {
1646     struct mod_chanmode change;
1647     struct userNode *target;
1648     char *reason;
1649     char *mask;
1650
1651     if (argc == 2) {
1652         reason = alloca(strlen(OSMSG_KICK_REQUESTED)+strlen(user->nick)+1);
1653         sprintf(reason, OSMSG_KICK_REQUESTED, user->nick);
1654     } else {
1655         reason = unsplit_string(argv+2, argc-2, NULL);
1656     }
1657     target = GetUserH(argv[1]);
1658     if (!target) {
1659         reply("MSG_NICK_UNKNOWN", argv[1]);
1660         return 0;
1661     }
1662     if (!GetUserMode(channel, target)) {
1663         reply("OSMSG_NOT_ON_CHANNEL", target->nick, channel->name);
1664         return 0;
1665     }
1666     mod_chanmode_init(&change);
1667     change.argc = 1;
1668     change.args[0].mode = MODE_BAN;
1669     change.args[0].u.hostmask = mask = generate_hostmask(target, 0);
1670     modcmd_chanmode_announce(&change);
1671     KickChannelUser(target, channel, cmd->parent->bot, reason);
1672     free(mask);
1673     return 1;
1674 }
1675
1676 static MODCMD_FUNC(cmd_kickbanall)
1677 {
1678     struct modeNode *mn;
1679     struct userNode *bot = cmd->parent->bot;
1680     struct mod_chanmode *change;
1681     char *reason;
1682     unsigned int limit, n, inchan;
1683
1684     /* ircu doesn't let servers KICK users, so if OpServ's not in the
1685      * channel, we have to join it in temporarily. */
1686     if (!(inchan = GetUserMode(channel, bot) ? 1 : 0)) {
1687         change = mod_chanmode_alloc(2);
1688         change->args[0].mode = MODE_CHANOP;
1689         change->args[0].u.member = AddChannelUser(bot, channel);
1690         change->args[1].mode = MODE_BAN;
1691         change->args[1].u.hostmask = "*!*@*";
1692     } else {
1693         change = mod_chanmode_alloc(1);
1694         change->args[0].mode = MODE_BAN;
1695         change->args[0].u.hostmask = "*!*@*";
1696     }
1697     modcmd_chanmode_announce(change);
1698     mod_chanmode_free(change);
1699     if (argc < 2) {
1700         reason = alloca(strlen(OSMSG_KICK_REQUESTED)+strlen(user->nick)+1);
1701         sprintf(reason, OSMSG_KICK_REQUESTED, user->nick);
1702     } else {
1703         reason = unsplit_string(argv+1, argc-1, NULL);
1704     }
1705     /* now kick them */
1706     limit = user->handle_info->opserv_level;
1707     for (n=channel->members.used; n>0; ) {
1708         mn = channel->members.list[--n];
1709         if (IsService(mn->user)
1710             || (mn->user->handle_info
1711                 && (mn->user->handle_info->opserv_level >= limit))) {
1712             continue;
1713         }
1714         KickChannelUser(mn->user, channel, bot, reason);
1715     }
1716     if (!inchan)
1717         DelChannelUser(bot, channel, "My work here is done", 0);
1718     reply("OSMSG_KICKALL_DONE", channel->name);
1719     return 1;
1720 }
1721
1722 static MODCMD_FUNC(cmd_part)
1723 {
1724     char *reason;
1725
1726     if (!IsChannelName(argv[1])) {
1727         reply("MSG_NOT_CHANNEL_NAME");
1728         return 0;
1729     }
1730     if ((channel = GetChannel(argv[1]))) {
1731         if (!GetUserMode(channel, cmd->parent->bot)) {
1732             reply("OSMSG_NOT_ON_CHANNEL", cmd->parent->bot->nick, channel->name);
1733             return 0;
1734         }
1735         reason = (argc < 3) ? "Leaving." : unsplit_string(argv+2, argc-2, NULL);
1736         reply("OSMSG_LEAVING", channel->name);
1737         DelChannelUser(cmd->parent->bot, channel, reason, 0);
1738     }
1739     return 1;
1740 }
1741
1742 static MODCMD_FUNC(cmd_mode)
1743 {
1744     if (!modcmd_chanmode(argv+1, argc-1, MCP_ALLOW_OVB|MCP_KEY_FREE|MC_ANNOUNCE)) {
1745         reply("MSG_INVALID_MODES", unsplit_string(argv+1, argc-1, NULL));
1746         return 0;
1747     }
1748     reply("OSMSG_MODE_SET", channel->name);
1749     return 1;
1750 }
1751
1752 static MODCMD_FUNC(cmd_op)
1753 {
1754     struct mod_chanmode *change;
1755     unsigned int arg, count;
1756
1757     change = mod_chanmode_alloc(argc-1);
1758     for (arg = 1, count = 0; arg < argc; ++arg) {
1759         struct userNode *victim;
1760         struct modeNode *mn;
1761         if (!(victim = GetUserH(argv[arg])))
1762             continue;
1763         if (!(mn =  GetUserMode(channel, victim)))
1764             continue;
1765         if (mn->modes & MODE_CHANOP)
1766             continue;
1767         change->args[count].mode = MODE_CHANOP;
1768         change->args[count++].u.member = mn;
1769     }
1770     if (count) {
1771         change->argc = count;
1772         modcmd_chanmode_announce(change);
1773     }
1774     mod_chanmode_free(change);
1775     reply("OSMSG_OP_DONE");
1776     return 1;
1777 }
1778
1779 static MODCMD_FUNC(cmd_hop)
1780 {
1781     struct mod_chanmode *change;
1782     unsigned int arg, count;
1783
1784     change = mod_chanmode_alloc(argc-1);
1785     for (arg = 1, count = 0; arg < argc; ++arg) {
1786         struct userNode *victim;
1787         struct modeNode *mn;
1788         if (!(victim = GetUserH(argv[arg])))
1789             continue;
1790         if (!(mn =  GetUserMode(channel, victim)))
1791             continue;
1792         if (mn->modes & MODE_HALFOP)
1793             continue;
1794         change->args[count].mode = MODE_HALFOP;
1795         change->args[count++].u.member = mn;
1796     }
1797     if (count) {
1798         change->argc = count;
1799         modcmd_chanmode_announce(change);
1800     }
1801     mod_chanmode_free(change);
1802     reply("OSMSG_HOP_DONE");
1803     return 1;
1804 }
1805
1806 static MODCMD_FUNC(cmd_opall)
1807 {
1808     struct mod_chanmode *change;
1809     unsigned int ii, count;
1810
1811     change = mod_chanmode_alloc(channel->members.used);
1812     for (ii = count = 0; ii < channel->members.used; ++ii) {
1813         struct modeNode *mn = channel->members.list[ii];
1814         if (mn->modes & MODE_CHANOP)
1815             continue;
1816         change->args[count].mode = MODE_CHANOP;
1817         change->args[count++].u.member = mn;
1818     }
1819     if (count) {
1820         change->argc = count;
1821         modcmd_chanmode_announce(change);
1822     }
1823     mod_chanmode_free(change);
1824     reply("OSMSG_OPALL_DONE", channel->name);
1825     return 1;
1826 }
1827
1828 static MODCMD_FUNC(cmd_hopall)
1829 {
1830     struct mod_chanmode *change;
1831     unsigned int ii, count;
1832
1833     change = mod_chanmode_alloc(channel->members.used);
1834     for (ii = count = 0; ii < channel->members.used; ++ii) {
1835         struct modeNode *mn = channel->members.list[ii];
1836         if (mn->modes & MODE_HALFOP)
1837             continue;
1838         change->args[count].mode = MODE_HALFOP;
1839         change->args[count++].u.member = mn;
1840     }
1841     if (count) {
1842         change->argc = count;
1843         modcmd_chanmode_announce(change);
1844     }
1845     mod_chanmode_free(change);
1846     reply("OSMSG_HOPALL_DONE", channel->name);
1847     return 1;
1848 }
1849
1850 static MODCMD_FUNC(cmd_whois)
1851 {
1852     struct userNode *target;
1853     char buffer[128];
1854     int bpos, herelen;
1855
1856 #ifdef WITH_PROTOCOL_P10
1857     if (argv[1][0] == '*')
1858         target = GetUserN(argv[1]+1);
1859     else
1860 #endif
1861     target = GetUserH(argv[1]);
1862     if (!target) {
1863         reply("MSG_NICK_UNKNOWN", argv[1]);
1864         return 0;
1865     }
1866     reply("OSMSG_WHOIS_NICK", target->nick);
1867     reply("OSMSG_WHOIS_HOST", target->ident, target->hostname);
1868     if (IsFakeHost(target))
1869         reply("OSMSG_WHOIS_FAKEHOST", target->fakehost);
1870     reply("OSMSG_WHOIS_CRYPT_HOST", target->crypthost);
1871     reply("OSMSG_WHOIS_CRYPT_IP", target->cryptip);
1872     reply("OSMSG_WHOIS_IP", irc_ntoa(&target->ip));
1873
1874     if (target->city) {
1875         reply("OSMSG_WHOIS_COUNTRY", target->country_name);
1876         reply("OSMSG_WHOIS_COUNTRY_CODE", target->country_code);
1877         reply("OSMSG_WHOIS_CITY", target->city);
1878         reply("OSMSG_WHOIS_REGION", target->region);
1879
1880         reply("OSMSG_WHOIS_POSTAL_CODE", target->postal_code);
1881         reply("OSMSG_WHOIS_LATITUDE", target->latitude);
1882         reply("OSMSG_WHOIS_LONGITUDE", target->longitude);
1883         /* Only show a map url if we have a city, latitude and longitude.
1884          * Theres not much point of latitude and longitude coordinates are
1885          * returned but no city, the coordinates are useless.
1886          */
1887         if (target->latitude && target->longitude && target->city) {
1888             char map_url[MAXLEN];
1889             snprintf(map_url, sizeof(map_url), "http://www.mapquest.com/maps/map.adp?searchtype=address&formtype=address&latlongtype=decimal&latitude=%f&longitude=%f",
1890                      target->latitude, target->longitude);
1891             reply("OSMSG_WHOIS_MAP", map_url);
1892         }
1893         reply("OSMSG_WHOIS_DMA_CODE", target->dma_code);
1894         reply("OSMSG_WHOIS_AREA_CODE", target->area_code);
1895     } else if (target->country_name) {
1896         reply("OSMSG_WHOIS_COUNTRY", target->country_name);
1897     }
1898
1899     if (target->modes) {
1900         bpos = 0;
1901 #define buffer_cat(str) (herelen = strlen(str), memcpy(buffer+bpos, str, herelen), bpos += herelen)
1902         if (IsInvisible(target)) buffer[bpos++] = 'i';
1903         if (IsWallOp(target)) buffer[bpos++] = 'w';
1904         if (IsOper(target)) buffer[bpos++] = 'o';
1905         if (IsGlobal(target)) buffer[bpos++] = 'g';
1906         if (IsServNotice(target)) buffer[bpos++] = 's';
1907
1908         // sethost - reed/apples
1909         // if (IsHelperIrcu(target)) buffer[bpos++] = 'h';
1910         if (IsSetHost(target)) buffer[bpos++] = 'h';
1911
1912         if (IsService(target)) buffer[bpos++] = 'k';
1913         if (IsDeaf(target)) buffer[bpos++] = 'd';
1914         if (target->handle_info) buffer[bpos++] = 'r';
1915         if (IsHiddenHost(target)) buffer[bpos++] = 'x';
1916         if (IsGagged(target)) buffer_cat(" (gagged)");
1917         if (IsRegistering(target)) buffer_cat(" (registered account)");
1918         buffer[bpos] = 0;
1919         if (bpos > 0)
1920             reply("OSMSG_WHOIS_MODES", buffer);
1921     }
1922     reply("OSMSG_WHOIS_INFO", target->info);
1923 #ifdef WITH_PROTOCOL_P10
1924     reply("OSMSG_WHOIS_NUMERIC", target->numeric);
1925 #endif
1926     reply("OSMSG_WHOIS_SERVER", target->uplink->name);
1927     reply("OSMSG_WHOIS_ACCOUNT", (target->handle_info ? target->handle_info->handle : "Not authenticated"));
1928
1929     reply("OSMSG_WHOIS_PRIVS", client_report_privs(target));
1930
1931     intervalString(buffer, now - target->timestamp, user->handle_info);
1932     reply("OSMSG_WHOIS_NICK_AGE", buffer);
1933     if (target->channels.used <= MAX_CHANNELS_WHOIS)
1934         opserv_ison(user, target, "OSMSG_WHOIS_CHANNELS");
1935     else
1936         reply("OSMSG_WHOIS_HIDECHANS");
1937     return 1;
1938 }
1939
1940 static MODCMD_FUNC(cmd_unban)
1941 {
1942     struct mod_chanmode change;
1943     mod_chanmode_init(&change);
1944     change.argc = 1;
1945     change.args[0].mode = MODE_REMOVE | MODE_BAN;
1946     change.args[0].u.hostmask = argv[1];
1947     modcmd_chanmode_announce(&change);
1948     reply("OSMSG_UNBAN_DONE", channel->name);
1949     return 1;
1950 }
1951
1952 static MODCMD_FUNC(cmd_voiceall)
1953 {
1954     struct mod_chanmode *change;
1955     unsigned int ii, count;
1956
1957     change = mod_chanmode_alloc(channel->members.used);
1958     for (ii = count = 0; ii < channel->members.used; ++ii) {
1959         struct modeNode *mn = channel->members.list[ii];
1960         if (mn->modes & (MODE_CHANOP|MODE_HALFOP|MODE_VOICE))
1961             continue;
1962         change->args[count].mode = MODE_VOICE;
1963         change->args[count++].u.member = mn;
1964     }
1965     if (count) {
1966         change->argc = count;
1967         modcmd_chanmode_announce(change);
1968     }
1969     mod_chanmode_free(change);
1970     reply("OSMSG_CHANNEL_VOICED", channel->name);
1971     return 1;
1972 }
1973
1974 static MODCMD_FUNC(cmd_devoiceall)
1975 {
1976     struct mod_chanmode *change;
1977     unsigned int ii, count;
1978
1979     change = mod_chanmode_alloc(channel->members.used);
1980     for (ii = count = 0; ii < channel->members.used; ++ii) {
1981         struct modeNode *mn = channel->members.list[ii];
1982         if (!(mn->modes & MODE_VOICE))
1983             continue;
1984         change->args[count].mode = MODE_REMOVE | MODE_VOICE;
1985         change->args[count++].u.member = mn;
1986     }
1987     if (count) {
1988         change->argc = count;
1989         modcmd_chanmode_announce(change);
1990     }
1991     mod_chanmode_free(change);
1992     reply("OSMSG_CHANNEL_DEVOICED", channel->name);
1993     return 1;
1994 }
1995
1996 static MODCMD_FUNC(cmd_stats_bad) {
1997     dict_iterator_t it;
1998     unsigned int ii, end, here_len;
1999     char buffer[400];
2000
2001     /* Show the bad word list.. */
2002     /* TODO: convert nonprinting chars like bold to $b etc in a usable way */
2003     for (ii=end=0; ii<opserv_bad_words->used; ii++) {
2004         here_len = strlen(opserv_bad_words->list[ii]);
2005         /* If the line is full output it & start again */
2006         if ((end + here_len + 2) > sizeof(buffer)) {
2007             buffer[end] = 0;
2008             reply("OSMSG_BADWORD_LIST", buffer);
2009             end = 0;
2010         }
2011         memcpy(buffer+end, opserv_bad_words->list[ii], here_len);
2012         end += here_len;
2013         buffer[end++] = ' ';
2014     }
2015     buffer[end] = 0;
2016     reply("OSMSG_BADWORD_LIST", buffer);
2017
2018     /* Show the exemption list.. */
2019     for (it=dict_first(opserv_exempt_channels), end=0; it; it=iter_next(it)) {
2020         here_len = strlen(iter_key(it));
2021         if ((end + here_len + 2) > sizeof(buffer)) {
2022             buffer[end] = 0;
2023             reply("OSMSG_EXEMPTED_LIST", buffer);
2024             end = 0;
2025         }
2026         memcpy(buffer+end, iter_key(it), here_len);
2027         end += here_len;
2028         buffer[end++] = ' ';
2029     }
2030     buffer[end] = 0;
2031     reply("OSMSG_EXEMPTED_LIST", buffer);
2032     return 1;
2033 }
2034
2035 static MODCMD_FUNC(cmd_stats_glines) {
2036     reply("OSMSG_GLINE_COUNT", gline_count());
2037     return 1;
2038 }
2039
2040 static MODCMD_FUNC(cmd_stats_shuns) {
2041     reply("OSMSG_SHUN_COUNT", shun_count());
2042     return 1;
2043 }
2044
2045 static void
2046 trace_links(struct userNode *bot, struct userNode *user, struct server *server, unsigned int depth) {
2047     unsigned int nn, pos;
2048     char buffer[400];
2049
2050     for (nn=1; nn<=depth; nn<<=1) ;
2051     for (pos=0, nn>>=1; nn>1; ) {
2052         nn >>= 1;
2053         buffer[pos++] = (depth & nn) ? ((nn == 1) ? '`' : ' ') : '|';
2054         buffer[pos++] = (nn == 1) ? '-': ' ';
2055     }
2056     buffer[pos] = 0;
2057     send_message(user, bot, "OSMSG_LINKS_SERVER", buffer, server->name, server->clients, server->description);
2058     if (!server->children.used)
2059         return;
2060     for (nn=0; nn<server->children.used-1; nn++) {
2061         trace_links(bot, user, server->children.list[nn], depth<<1);
2062     }
2063     trace_links(bot, user, server->children.list[nn], (depth<<1)|1);
2064 }
2065
2066 static MODCMD_FUNC(cmd_stats_links) {
2067     trace_links(cmd->parent->bot, user, self, 1);
2068     return 1;
2069 }
2070
2071
2072 static MODCMD_FUNC(cmd_stats_max) {
2073     reply("OSMSG_MAX_CLIENTS", max_clients, asctime(localtime(&max_clients_time)));
2074     return 1;
2075 }
2076
2077 static MODCMD_FUNC(cmd_stats_network) {
2078     struct helpfile_table tbl;
2079     unsigned int nn, tot_clients;
2080     dict_iterator_t it;
2081
2082     tot_clients = dict_size(clients);
2083     reply("OSMSG_NETWORK_INFO", tot_clients, invis_clients, curr_opers.used);
2084     tbl.length = dict_size(servers)+1;
2085     tbl.width = 3;
2086     tbl.flags = TABLE_NO_FREE;
2087     tbl.contents = calloc(tbl.length, sizeof(*tbl.contents));
2088     tbl.contents[0] = calloc(tbl.width, sizeof(**tbl.contents));
2089     tbl.contents[0][0] = "Server Name";
2090     tbl.contents[0][1] = "Clients";
2091     tbl.contents[0][2] = "Load";
2092     for (it=dict_first(servers), nn=1; it; it=iter_next(it)) {
2093         struct server *server = iter_data(it);
2094         char *buffer = malloc(32);
2095         tbl.contents[nn] = calloc(tbl.width, sizeof(**tbl.contents));
2096         tbl.contents[nn][0] = server->name;
2097         tbl.contents[nn][1] = buffer;
2098         sprintf(buffer, "%u", server->clients);
2099         tbl.contents[nn][2] = buffer + 16;
2100         sprintf(buffer+16, "%3.3g%%", ((double)server->clients/tot_clients)*100);
2101         nn++;
2102     }
2103     table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
2104     for (nn=1; nn<tbl.length; nn++) {
2105         free((char*)tbl.contents[nn][1]);
2106         free(tbl.contents[nn]);
2107     }
2108     free(tbl.contents[0]);
2109     free(tbl.contents);
2110     return 1;
2111 }
2112
2113 static MODCMD_FUNC(cmd_stats_network2) {
2114     struct helpfile_table tbl;
2115     unsigned int nn;
2116     dict_iterator_t it;
2117
2118     tbl.length = dict_size(servers)+1;
2119     tbl.width = 3;
2120     tbl.flags = TABLE_NO_FREE;
2121     tbl.contents = calloc(tbl.length, sizeof(*tbl.contents));
2122     tbl.contents[0] = calloc(tbl.width, sizeof(**tbl.contents));
2123     tbl.contents[0][0] = "Server Name";
2124     tbl.contents[0][1] = "Numeric";
2125     tbl.contents[0][2] = "Link Time";
2126     for (it=dict_first(servers), nn=1; it; it=iter_next(it)) {
2127         struct server *server = iter_data(it);
2128         char *buffer = malloc(64);
2129         int ofs;
2130
2131         tbl.contents[nn] = calloc(tbl.width, sizeof(**tbl.contents));
2132         tbl.contents[nn][0] = server->name;
2133 #ifdef WITH_PROTOCOL_P10
2134         sprintf(buffer, "%s (%ld)", server->numeric, base64toint(server->numeric, strlen(server->numeric)));
2135 #else
2136         buffer[0] = 0;
2137 #endif
2138         tbl.contents[nn][1] = buffer;
2139         ofs = strlen(buffer) + 1;
2140         intervalString(buffer + ofs, now - server->link, user->handle_info);
2141         if (server->self_burst)
2142             strcat(buffer + ofs, " Bursting");
2143         tbl.contents[nn][2] = buffer + ofs;
2144         nn++;
2145     }
2146     table_send(cmd->parent->bot, user->nick, 0, 0, tbl);
2147     for (nn=1; nn<tbl.length; nn++) {
2148         free((char*)tbl.contents[nn][1]);
2149         free(tbl.contents[nn]);
2150     }
2151     free(tbl.contents[0]);
2152     free(tbl.contents);
2153     return 1;
2154 }
2155
2156 static MODCMD_FUNC(cmd_stats_reserved) {
2157     dict_iterator_t it;
2158
2159     reply("OSMSG_RESERVED_LIST");
2160     for (it = dict_first(opserv_reserved_nick_dict); it; it = iter_next(it))
2161         send_message_type(4, user, cmd->parent->bot, "%s", iter_key(it));
2162     return 1;
2163 }
2164
2165 static MODCMD_FUNC(cmd_stats_trusted) {
2166     dict_iterator_t it;
2167     struct trusted_host *th;
2168     char length[INTERVALLEN], issued[INTERVALLEN], limit[32];
2169
2170     reply("OSMSG_TRUSTED_LIST");
2171     reply("OSMSG_TRUSTED_LIST_BAR");
2172     reply("OSMSG_TRUSTED_LIST_HEADER");
2173     reply("OSMSG_TRUSTED_LIST_BAR");
2174     if (argc > 1) {
2175         th = dict_find(opserv_trusted_hosts, argv[1], NULL);
2176         if (th) {
2177             if (th->issued)
2178                 intervalString(issued, now - th->issued, user->handle_info);
2179             if (th->expires)
2180                 intervalString(length, th->expires - now, user->handle_info);
2181             if (th->limit)
2182                 sprintf(limit, "%lu", th->limit);
2183             reply("OSMSG_HOST_IS_TRUSTED",
2184                   th->ipaddr,
2185                   (th->limit ? limit : "none"),
2186                   (th->issuer ? th->issuer : "<unknown>"),
2187                   (th->issued ? issued : "some time"),
2188                   (th->expires ? length : "never"));
2189             reply("OSMSG_HOST_IS_TRUSTED_DESC", (th->reason ? th->reason : "<unknown>"));
2190         } else {
2191             reply("OSMSG_HOST_NOT_TRUSTED", argv[1]);
2192         }
2193     } else {
2194         for (it = dict_first(opserv_trusted_hosts); it; it = iter_next(it)) {
2195             th = iter_data(it);
2196             if (th->issued)
2197                 intervalString(issued, now - th->issued, user->handle_info);
2198             if (th->expires)
2199                 intervalString(length, th->expires - now, user->handle_info);
2200             if (th->limit)
2201                 sprintf(limit, "%lu", th->limit);
2202             reply("OSMSG_HOST_IS_TRUSTED", iter_key(it),
2203                   (th->limit ? limit : "none"),
2204                   (th->issuer ? th->issuer : "<unknown>"),
2205                   (th->issued ? issued : "some time"),
2206                   (th->expires ? length : "never"));
2207             reply("OSMSG_HOST_IS_TRUSTED_DESC", (th->reason ? th->reason : "<unknown>"));
2208         }
2209     }
2210     reply("OSMSG_TRUSTED_LIST_END");
2211     return 1;
2212 }
2213
2214 static MODCMD_FUNC(cmd_stats_uplink) {
2215     extern struct cManagerNode cManager;
2216     struct uplinkNode *uplink;
2217
2218     uplink = cManager.uplink;
2219     reply("OSMSG_UPLINK_START", uplink->name);
2220     reply("OSMSG_UPLINK_ADDRESS", uplink->host, uplink->port);
2221     return 1;
2222 }
2223
2224 static MODCMD_FUNC(cmd_stats_uptime) {
2225     char uptime[INTERVALLEN];
2226     struct tms buf;
2227     extern time_t boot_time;
2228     extern int lines_processed;
2229     static long clocks_per_sec;
2230
2231     if (!clocks_per_sec) {
2232 #if defined(HAVE_SYSCONF) && defined(_SC_CLK_TCK)
2233         clocks_per_sec = sysconf(_SC_CLK_TCK);
2234         if (clocks_per_sec <= 0)
2235 #endif
2236         {
2237             log_module(OS_LOG, LOG_ERROR, "Unable to query sysconf(_SC_CLK_TCK), output of 'stats uptime' will be wrong");
2238             clocks_per_sec = CLOCKS_PER_SEC;
2239         }
2240     }
2241     intervalString(uptime, time(NULL)-boot_time, user->handle_info);
2242     times(&buf);
2243     reply("OSMSG_UPTIME_STATS",
2244           uptime, lines_processed,
2245           buf.tms_utime/(double)clocks_per_sec,
2246           buf.tms_stime/(double)clocks_per_sec);
2247     return 1;
2248 }
2249
2250 static MODCMD_FUNC(cmd_stats_alerts) {
2251     dict_iterator_t it;
2252     struct opserv_user_alert *alert;
2253     const char *reaction;
2254
2255     reply("OSMSG_ALERTS_LIST");
2256     reply("OSMSG_ALERTS_BAR");
2257     reply("OSMSG_ALERTS_HEADER");
2258     reply("OSMSG_ALERTS_BAR");
2259     for (it = dict_first(opserv_user_alerts); it; it = iter_next(it)) {
2260         alert = iter_data(it);
2261         switch (alert->reaction) {
2262         case REACT_NOTICE: reaction = "notice"; break;
2263         case REACT_KILL: reaction = "kill"; break;
2264 //        case REACT_SILENT: reaction = "silent"; break;
2265         case REACT_GLINE: reaction = "gline"; break;
2266         case REACT_TRACK: reaction = "track"; break;
2267         case REACT_SHUN: reaction = "shun"; break;
2268         case REACT_SVSJOIN: reaction = "svsjoin"; break;
2269         default: reaction = "<unknown>"; break;
2270         }
2271         reply("OSMSG_ALERT_IS", iter_key(it), reaction, alert->owner);
2272         reply("OSMSG_ALERTS_DESC", alert->text_discrim);
2273     }
2274     reply("OSMSG_ALERT_END");
2275     return 1;
2276 }
2277
2278 static MODCMD_FUNC(cmd_stats_gags) {
2279     struct gag_entry *gag;
2280     struct helpfile_table table;
2281     unsigned int nn;
2282
2283     if (!gagList) {
2284         reply("OSMSG_NO_GAGS");
2285         return 1;
2286     }
2287     for (nn=0, gag=gagList; gag; nn++, gag=gag->next) ;
2288     table.length = nn+1;
2289     table.width = 4;
2290     table.flags = TABLE_NO_FREE;
2291     table.contents = calloc(table.length, sizeof(char**));
2292     table.contents[0] = calloc(table.width, sizeof(char*));
2293     table.contents[0][0] = "Mask";
2294     table.contents[0][1] = "Owner";
2295     table.contents[0][2] = "Expires";
2296     table.contents[0][3] = "Reason";
2297     for (nn=1, gag=gagList; gag; nn++, gag=gag->next) {
2298         char expstr[INTERVALLEN];
2299         if (gag->expires)
2300             intervalString(expstr, gag->expires - now, user->handle_info);
2301         else
2302             strcpy(expstr, "Never");
2303         table.contents[nn] = calloc(table.width, sizeof(char*));
2304         table.contents[nn][0] = gag->mask;
2305         table.contents[nn][1] = gag->owner;
2306         table.contents[nn][2] = strdup(expstr);
2307         table.contents[nn][3] = gag->reason;
2308     }
2309     table_send(cmd->parent->bot, user->nick, 0, NULL, table);
2310     for (nn=1; nn<table.length; nn++) {
2311         free((char*)table.contents[nn][2]);
2312         free(table.contents[nn]);
2313     }
2314     free(table.contents[0]);
2315     free(table.contents);
2316     return 1;
2317 }
2318
2319 static MODCMD_FUNC(cmd_stats_timeq) {
2320     reply("OSMSG_TIMEQ_INFO", timeq_size(), timeq_next()-now);
2321     return 1;
2322 }
2323
2324 /*
2325 static MODCMD_FUNC(cmd_stats_warn) {
2326     dict_iterator_t it;
2327
2328     reply("OSMSG_WARN_LISTSTART");
2329     for (it=dict_first(opserv_chan_warn); it; it=iter_next(it))
2330         reply("OSMSG_WARN_LISTENTRY", iter_key(it), (char*)iter_data(it));
2331     reply("OSMSG_WARN_LISTEND");
2332     return 1;
2333 }
2334 */
2335
2336 #if defined(WITH_MALLOC_X3)
2337 static MODCMD_FUNC(cmd_stats_memory) {
2338     extern unsigned long alloc_count, alloc_size;
2339     send_message_type(MSG_TYPE_NOXLATE, user, cmd->parent->bot,
2340                       "%u allocations totalling %u bytes.",
2341                       alloc_count, alloc_size);
2342     return 1;
2343 }
2344 #elif defined(WITH_MALLOC_SLAB)
2345 static MODCMD_FUNC(cmd_stats_memory) {
2346     extern unsigned long slab_alloc_count, slab_count, slab_alloc_size;
2347     extern unsigned long big_alloc_count, big_alloc_size;
2348     send_message_type(MSG_TYPE_NOXLATE, user, cmd->parent->bot,
2349                       "%u allocations in %u slabs totalling %u bytes.",
2350                       slab_alloc_count, slab_count, slab_alloc_size);
2351     send_message_type(MSG_TYPE_NOXLATE, user, cmd->parent->bot,
2352                       "%u big allocations totalling %u bytes.",
2353                       big_alloc_count, big_alloc_size);
2354     return 1;
2355 }
2356 #endif
2357
2358 static MODCMD_FUNC(cmd_dump)
2359 {
2360     char linedup[MAXLEN], original[MAXLEN];
2361
2362     unsplit_string(argv+1, argc-1, original);
2363     safestrncpy(linedup, original, sizeof(linedup));
2364     /* assume it's only valid IRC if we can parse it */
2365     if (parse_line(linedup, 1)) {
2366         irc_raw(original);
2367         reply("OSMSG_LINE_DUMPED");
2368     } else
2369         reply("OSMSG_RAW_PARSE_ERROR");
2370     return 1;
2371 }
2372
2373 static MODCMD_FUNC(cmd_raw)
2374 {
2375     char linedup[MAXLEN], original[MAXLEN];
2376
2377     unsplit_string(argv+1, argc-1, original);
2378     safestrncpy(linedup, original, sizeof(linedup));
2379     /* Try to parse the line before sending it; if it's too wrong,
2380      * maybe it will core us instead of our uplink. */
2381     parse_line(linedup, 1);
2382     irc_raw(original);
2383     reply("OSMSG_LINE_DUMPED");
2384     return 1;
2385 }
2386
2387 static struct userNode *
2388 opserv_add_reserve(struct svccmd *cmd, struct userNode *user, const char *nick, const char *ident, const char *host, const char *desc)
2389 {
2390     struct userNode *resv = GetUserH(nick);
2391     if (resv) {
2392         if (IsService(resv)) {
2393             reply("MSG_SERVICE_IMMUNE", resv->nick);
2394             return NULL;
2395         }
2396         if (resv->handle_info
2397             && resv->handle_info->opserv_level > user->handle_info->opserv_level) {
2398             reply("OSMSG_LEVEL_TOO_LOW");
2399             return NULL;
2400         }
2401     }
2402     if ((resv = AddClone(nick, ident, host, desc))) {
2403         dict_insert(opserv_reserved_nick_dict, resv->nick, resv);
2404     }
2405     return resv;
2406 }
2407
2408 static MODCMD_FUNC(cmd_collide)
2409 {
2410     struct userNode *resv;
2411
2412     resv = opserv_add_reserve(cmd, user, argv[1], argv[2], argv[3], unsplit_string(argv+4, argc-4, NULL));
2413     if (resv) {
2414         reply("OSMSG_COLLIDED_NICK", resv->nick);
2415         return 1;
2416     } else {
2417         reply("OSMSG_CLONE_FAILED", argv[1]);
2418         return 0;
2419     }
2420 }
2421
2422 static MODCMD_FUNC(cmd_reserve)
2423 {
2424     struct userNode *resv;
2425
2426     resv = opserv_add_reserve(cmd, user, argv[1], argv[2], argv[3], unsplit_string(argv+4, argc-4, NULL));
2427     if (resv) {
2428         resv->modes |= FLAGS_PERSISTENT;
2429         reply("OSMSG_RESERVED_NICK", resv->nick);
2430         return 1;
2431     } else {
2432         reply("OSMSG_CLONE_FAILED", argv[1]);
2433         return 0;
2434     }
2435 }
2436
2437 static int
2438 free_reserve(char *nick)
2439 {
2440     struct userNode *resv;
2441     unsigned int rlen;
2442     char *reason;
2443
2444     resv = dict_find(opserv_reserved_nick_dict, nick, NULL);
2445     if (!resv)
2446         return 0;
2447
2448     rlen = strlen(resv->nick)+strlen(OSMSG_PART_REASON);
2449     reason = alloca(rlen);
2450     snprintf(reason, rlen, OSMSG_PART_REASON, resv->nick);
2451     DelUser(resv, NULL, 1, reason);
2452     dict_remove(opserv_reserved_nick_dict, nick);
2453     return 1;
2454 }
2455
2456 static MODCMD_FUNC(cmd_unreserve)
2457 {
2458     if (free_reserve(argv[1]))
2459         reply("OSMSG_NICK_UNRESERVED", argv[1]);
2460     else
2461         reply("OSMSG_NOT_RESERVED", argv[1]);
2462     return 1;
2463 }
2464
2465 static void
2466 opserv_part_channel(void *data)
2467 {
2468     DelChannelUser(opserv, data, "Leaving.", 0);
2469 }
2470
2471 static int alert_check_user(const char *key, void *data, void *extra);
2472
2473 static int
2474 opserv_new_user_check(struct userNode *user)
2475 {
2476     struct opserv_hostinfo *ohi;
2477     struct gag_entry *gag;
2478     char addr[IRC_NTOP_MAX_SIZE];
2479
2480     /* Check to see if we should ignore them entirely. */
2481     if (IsLocal(user) || IsService(user))
2482         return 0;
2483
2484     /* Check for alerts, and stop if we find one that kills them. */
2485     if (dict_foreach(opserv_user_alerts, alert_check_user, user))
2486         return 1;
2487
2488     /* Gag them if appropriate. */
2489     for (gag = gagList; gag; gag = gag->next) {
2490         if (user_matches_glob(user, gag->mask, MATCH_USENICK)) {
2491             gag_helper_func(user, NULL);
2492             break;
2493         }
2494     }
2495
2496     /* Add to host info struct */
2497     irc_ntop(addr, sizeof(addr), &user->ip);
2498     if (!(ohi = dict_find(opserv_hostinfo_dict, addr, NULL))) {
2499         ohi = calloc(1, sizeof(*ohi));
2500         dict_insert(opserv_hostinfo_dict, strdup(addr), ohi);
2501         userList_init(&ohi->clients);
2502     }
2503     userList_append(&ohi->clients, user);
2504
2505     /* Only warn of new user floods outside of bursts. */
2506     if (!user->uplink->burst) {
2507         if (!policer_conforms(&opserv_conf.new_user_policer, now, 10)) {
2508             if (!new_user_flood) {
2509                 new_user_flood = 1;
2510                 opserv_alert("Warning: Possible new-user flood.");
2511             }
2512         } else {
2513             new_user_flood = 0;
2514         }
2515     }
2516
2517     if (checkDefCon(DEFCON_NO_NEW_CLIENTS)) {
2518         irc_kill(opserv, user, DefConGlineReason);
2519         return 0;
2520     }
2521
2522     if ( (checkDefCon(DEFCON_GLINE_NEW_CLIENTS) || checkDefCon(DEFCON_SHUN_NEW_CLIENTS)) && !IsOper(user)) {
2523         char target[IRC_NTOP_MAX_SIZE + 3] = { '*', '@', '\0' };
2524
2525         strcpy(target + 2, user->hostname);
2526         if (checkDefCon(DEFCON_GLINE_NEW_CLIENTS))
2527             gline_add(opserv->nick, target, DefConGlineExpire, DefConGlineReason, now, 1, 0);
2528         else if (checkDefCon(DEFCON_SHUN_NEW_CLIENTS))
2529             shun_add(opserv->nick, target, DefConGlineExpire, DefConGlineReason, now, 1);
2530
2531         return 0;
2532     }
2533
2534     /* Only warn or G-line if there's an untrusted max and their IP is sane. */
2535     if (opserv_conf.untrusted_max
2536         && irc_in_addr_is_valid(user->ip)
2537         && !irc_in_addr_is_loopback(user->ip)) {
2538         struct trusted_host *th = dict_find(opserv_trusted_hosts, addr, NULL);
2539         unsigned int limit = th ? th->limit : opserv_conf.untrusted_max;
2540
2541         if (checkDefCon(DEFCON_REDUCE_SESSION) && !th)
2542             limit = DefConSessionLimit;
2543
2544         if (!limit) {
2545             /* 0 means unlimited hosts */
2546         } else if (ohi->clients.used == limit) {
2547             unsigned int nn;
2548             for (nn=0; nn<ohi->clients.used; nn++)
2549                 send_message(ohi->clients.list[nn], opserv, "OSMSG_CLONE_WARNING");
2550         } else if (ohi->clients.used > limit) {
2551             char target[IRC_NTOP_MAX_SIZE + 3] = { '*', '@', '\0' };
2552             strcpy(target + 2, addr);
2553             gline_add(opserv->nick, target, opserv_conf.clone_gline_duration, "Excessive connections from a single host.", now, 1, 1);
2554         }
2555     }
2556
2557     return 0;
2558 }
2559
2560 static void
2561 opserv_user_cleanup(struct userNode *user, UNUSED_ARG(struct userNode *killer), UNUSED_ARG(const char *why))
2562 {
2563     struct opserv_hostinfo *ohi;
2564     char addr[IRC_NTOP_MAX_SIZE];
2565
2566     if (IsLocal(user)) {
2567         /* Try to remove it from the reserved nick dict without
2568          * calling free_reserve, because that would call DelUser(),
2569          * and we'd loop back to here. */
2570         dict_remove(opserv_reserved_nick_dict, user->nick);
2571         return;
2572     }
2573     irc_ntop(addr, sizeof(addr), &user->ip);
2574     if ((ohi = dict_find(opserv_hostinfo_dict, addr, NULL))) {
2575         userList_remove(&ohi->clients, user);
2576         if (ohi->clients.used == 0)
2577             dict_remove(opserv_hostinfo_dict, addr);
2578     }
2579 }
2580
2581 int
2582 opserv_bad_channel(const char *name)
2583 {
2584     unsigned int found;
2585     int present;
2586
2587     dict_find(opserv_exempt_channels, name, &present);
2588     if (present)
2589         return 0;
2590
2591     if (gline_find(name))
2592         return 1;
2593
2594     for (found=0; found<opserv_bad_words->used; ++found)
2595         if (irccasestr(name, opserv_bad_words->list[found]))
2596             return 1;
2597
2598     return 0;
2599 }
2600
2601 static void
2602 opserv_shutdown_channel(struct chanNode *channel, const char *reason)
2603 {
2604     struct mod_chanmode *change;
2605     unsigned int nn;
2606
2607     change = mod_chanmode_alloc(2);
2608     change->modes_set = MODE_SECRET | MODE_INVITEONLY;
2609     change->args[0].mode = MODE_CHANOP;
2610     change->args[0].u.member = AddChannelUser(opserv, channel);
2611     change->args[1].mode = MODE_BAN;
2612     change->args[1].u.hostmask = "*!*@*";
2613     mod_chanmode_announce(opserv, channel, change);
2614     mod_chanmode_free(change);
2615     for (nn=channel->members.used; nn>0; ) {
2616         struct modeNode *mNode = channel->members.list[--nn];
2617         if (IsService(mNode->user))
2618             continue;
2619         KickChannelUser(mNode->user, channel, opserv, user_find_message(mNode->user, reason));
2620     }
2621     timeq_add(now + opserv_conf.purge_lock_delay, opserv_part_channel, channel);
2622 }
2623
2624 static void
2625 opserv_channel_check(struct chanNode *newchan)
2626 {
2627     /*char *warning; */
2628
2629     if (!newchan->join_policer.params) {
2630         newchan->join_policer.last_req = now;
2631         newchan->join_policer.params = opserv_conf.join_policer_params;
2632     }
2633     /*
2634     if ((warning = dict_find(opserv_chan_warn, newchan->name, NULL))) {
2635         global_message_args(MESSAGE_RECIPIENT_OPERS, "OSMSG_CHANNEL_ACTIVITY_WARN", newchan->name, warning);
2636     }
2637     */
2638
2639     /* Wait until the join check to shut channels down. */
2640     newchan->bad_channel = opserv_bad_channel(newchan->name);
2641 }
2642
2643 static void
2644 opserv_channel_delete(struct chanNode *chan)
2645 {
2646     timeq_del(0, opserv_part_channel, chan, TIMEQ_IGNORE_WHEN);
2647 }
2648
2649 static int
2650 opserv_join_check(struct modeNode *mNode)
2651 {
2652     struct userNode *user = mNode->user;
2653     struct chanNode *channel = mNode->channel;
2654     const char *msg;
2655
2656     if (IsService(user))
2657         return 0;
2658
2659     dict_foreach(opserv_channel_alerts, alert_check_user, user);
2660
2661     if (channel->bad_channel) {
2662         opserv_debug("Found $b%s$b in bad-word channel $b%s$b; removing the user.", user->nick, channel->name);
2663         if (channel->name[0] != '#')
2664             DelUser(user, opserv, 1, "OSMSG_ILLEGAL_KILL_REASON");
2665         else if (!GetUserMode(channel, opserv))
2666             opserv_shutdown_channel(channel, "OSMSG_ILLEGAL_REASON");
2667         else {
2668             send_message(user, opserv, "OSMSG_ILLEGAL_CHANNEL", channel->name);
2669             msg = user_find_message(user, "OSMSG_ILLEGAL_REASON");
2670             KickChannelUser(user, channel, opserv, msg);
2671         }
2672         return 1;
2673     }
2674
2675     if (user->uplink->burst)
2676         return 0;
2677     if (policer_conforms(&channel->join_policer, now, 1.0)) {
2678         channel->join_flooded = 0;
2679         return 0;
2680     }
2681     if (!channel->join_flooded) {
2682         /* Don't moderate the channel unless it is activated and
2683            the number of users in the channel is over the threshold. */
2684         struct mod_chanmode change;
2685         mod_chanmode_init(&change);
2686         channel->join_flooded = 1;
2687         if (opserv_conf.join_flood_moderate && (channel->members.used > opserv_conf.join_flood_moderate_threshold)) {
2688             if (!GetUserMode(channel, opserv)) {
2689                 /* If we aren't in the channel, join it. */
2690                 change.args[0].mode = MODE_CHANOP;
2691                 change.args[0].u.member = AddChannelUser(opserv, channel);
2692                 change.argc++;
2693             }
2694             if (!(channel->modes & MODE_MODERATED))
2695                 change.modes_set |= MODE_MODERATED;
2696             if (change.modes_set || change.argc)
2697                 mod_chanmode_announce(opserv, channel, &change);
2698             send_target_message(0, channel->name, opserv, "OSMSG_FLOOD_MODERATE");
2699             opserv_alert("Warning: Possible join flood in %s (currently %d users; channel moderated).", channel->name, channel->members.used);
2700         } else {
2701             opserv_alert("Warning: Possible join flood in %s (currently %d users).", channel->name, channel->members.used);
2702         }
2703     }
2704     log_module(OS_LOG, LOG_INFO, "Join to %s during flood: "IDENT_FORMAT, channel->name, IDENT_DATA(user));
2705     return 0;
2706 }
2707
2708 static int
2709 opserv_add_bad_word(struct svccmd *cmd, struct userNode *user, const char *new_bad) {
2710     unsigned int bad_idx;
2711
2712     for (bad_idx = 0; bad_idx < opserv_bad_words->used; ++bad_idx) {
2713         char *orig_bad = opserv_bad_words->list[bad_idx];
2714         if (irccasestr(new_bad, orig_bad)) {
2715             if (user)
2716                 reply("OSMSG_BAD_REDUNDANT", new_bad, orig_bad);
2717             return 0;
2718         } else if (irccasestr(orig_bad, new_bad)) {
2719             if (user)
2720                 reply("OSMSG_BAD_GROWING", orig_bad, new_bad);
2721             free(orig_bad);
2722             opserv_bad_words->list[bad_idx] = strdup(new_bad);
2723             for (bad_idx++; bad_idx < opserv_bad_words->used; bad_idx++) {
2724                 orig_bad = opserv_bad_words->list[bad_idx];
2725                 if (!irccasestr(orig_bad, new_bad))
2726                     continue;
2727                 if (user)
2728                     reply("OSMSG_BAD_NUKING", orig_bad);
2729                 string_list_delete(opserv_bad_words, bad_idx);
2730                 bad_idx--;
2731                 free(orig_bad);
2732             }
2733             return 1;
2734         }
2735     }
2736     string_list_append(opserv_bad_words, strdup(new_bad));
2737     if (user)
2738         reply("OSMSG_ADDED_BAD", new_bad);
2739     return 1;
2740 }
2741
2742 static int
2743 opserv_routing_plan_add_server(struct routingPlan *rp, const char *name, const char *uplink, const unsigned int port, int karma, const char *second, const unsigned int offline)
2744 {
2745     struct routingPlanServer *rps;
2746     rps = calloc(1, sizeof(*rps));
2747     if(!rps)
2748         return 0;
2749     /* duplicate servers replace */
2750     rps->uplink = strdup(uplink);
2751     if(second)
2752         rps->secondaryuplink = strdup(second);
2753     else
2754         rps->secondaryuplink = NULL;
2755     rps->port = port ? port : 4400; /* lame hardcodede default port. maybe get from config file somewhere? */
2756     rps->karma = karma;
2757     rps->offline = offline; /* 1 = yes, 0 = no */
2758     dict_insert(rp->servers, strdup(name), rps);
2759     log_module(OS_LOG, LOG_DEBUG, "Adding rp server %s with uplink %s", name, uplink);
2760     return 1;
2761 }
2762
2763 static void
2764 free_routing_plan_server(void *data)
2765 {
2766     struct routingPlanServer *rps = data;
2767     free(rps->uplink);
2768     if(rps->secondaryuplink)
2769         free(rps->secondaryuplink);
2770     free(rps);
2771 }
2772
2773 struct routingPlan*
2774 opserv_add_routing_plan(const char *name)
2775 {
2776     struct routingPlan *rp;
2777     rp = calloc(1, sizeof(*rp));
2778     if (!rp)
2779         return NULL;
2780     if(dict_find(opserv_routing_plans, name, NULL))
2781         return NULL; /* plan already exists */
2782     rp->servers = dict_new();
2783     dict_set_free_data(rp->servers, free_routing_plan_server);
2784
2785     dict_insert(opserv_routing_plans, strdup(name), rp);
2786     /* TODO: check for duplicate */
2787     return rp;
2788 }
2789
2790 static void
2791 free_routing_plan(void *data)
2792 {
2793     struct routingPlan *rp = data;
2794     /* delete all the servers attached to this plan */
2795     dict_delete(rp->servers);
2796     /* free the plan struct */
2797     free(rp);
2798 }
2799
2800 /*************************************************
2801 * Functions to handle the active routing struct */
2802
2803 struct routeList
2804 *find_routeList_server(struct route *route, const char *server)
2805 {
2806     struct routeList *rptr;
2807     if(!server)
2808         return(NULL);
2809     for(rptr = route->servers;rptr;rptr=rptr->next) {
2810         if(!strcasecmp(rptr->server, server))
2811             return(rptr);
2812     }
2813     return(NULL);
2814 }
2815
2816 /* Wipes out the routing structure, freeing properly.
2817  * note: does NOT free itself, we just re-use it usually.*/
2818 void
2819 wipe_route_list(struct route *route) {
2820     struct routeList *nextptr, *rptr;
2821     if(!route)
2822         return;
2823     for(rptr = opserv_route->servers; rptr; rptr=nextptr)
2824     {
2825         nextptr = rptr->next;
2826         free(rptr->server);
2827         if(rptr->uplink)
2828             free(rptr->uplink);
2829         if(rptr->secondaryuplink)
2830             free(rptr->secondaryuplink);
2831         free(rptr);
2832     }
2833     route->centered = true;
2834     route->count = 0;
2835     route->maxdepth = 0;
2836     route->servers = NULL;
2837 }
2838
2839
2840 int
2841 rank_outside_rec(struct route *route, char *server, int count)
2842 {
2843     struct routeList *rptr;
2844     int n, max = 0;
2845     int i = 0;
2846     if(count > 256) { /* XXX: 256 becomes max # of servers this works with, whats the real #? */
2847         return -1;
2848     }
2849     for(rptr = route->servers; rptr; rptr = rptr->next) {
2850         i++;
2851         if(!strcasecmp(server, rptr->uplink)) {
2852             log_module(MAIN_LOG, LOG_DEBUG, "%d:%d: rank_outside_rec(%s) calling rank_outside_rec(%s)", count, i, rptr->server, rptr->uplink);
2853             n = rank_outside_rec(route, rptr->server, count +1);
2854             if(n < 0) /* handle error condition */
2855                 return n;
2856             if(n > max)
2857                 max = n;
2858         }
2859     }
2860     if((rptr = find_routeList_server(route, server))) {
2861         rptr->outsideness = max;
2862         return(max + 1);
2863     }
2864     else {
2865         log_module(MAIN_LOG, LOG_ERROR, "routing struct rank_outsideness() couldnt find %s", server);
2866         return 0;
2867     }
2868 }
2869
2870 int
2871 rank_outsideness(struct route *route)
2872 {
2873     log_module(MAIN_LOG, LOG_DEBUG, "rank_outsideness(): Running...");
2874     route->maxdepth = rank_outside_rec(route, self->uplink->name, 0) - 1;
2875     if(route->maxdepth < 0) { /* if the rank failed, remove route */
2876         log_module(MAIN_LOG, LOG_WARNING, "The active routing plan has a loop! auto routing disabled.");
2877         wipe_route_list(route);
2878         return false;
2879     }
2880     return true;
2881 }
2882
2883
2884 /* Add servers to the routing structure */
2885 void
2886 add_routestruct_server(struct route *route, const char *server, unsigned int port, char *uplink, char *secondary)
2887 {
2888     struct routeList *rptr;
2889     char *hname;
2890     if(find_routeList_server(route, server))
2891     {
2892         log_module(MAIN_LOG, LOG_WARNING, "Routing structure add server Skipping duplicate [%s]. This should never really be possible.", server);
2893         return;
2894     }
2895     rptr = calloc(1, sizeof(*rptr));
2896     rptr->server = strdup(server);
2897     rptr->port = port;
2898     if(!uplink) {
2899         hname = conf_get_data("server/hostname", RECDB_QSTRING);
2900         uplink = hname;
2901     }
2902     rptr->uplink = strdup(uplink);
2903     if(secondary)
2904         rptr->secondaryuplink = strdup(secondary);
2905     /* tack this server on the front of the list */
2906     rptr->next = route->servers;
2907     route->servers = rptr;
2908     route->count++;
2909
2910 #ifdef notdef /* I dont quite get this. there could be uncentered things
2911                * added after our own uplink, and this function doesnt center
2912                * as it adds. -Rubin */
2913     /* If the map hasnt been centered yet... */
2914     if(route->centered == false) {
2915         /* AND we just added our own uplink to it... */
2916         if(!strcasecmp(server, self->uplink->name)) {
2917             change_route_uplinks(route); /* recenter it, n mark it centered. */
2918         }
2919     }
2920 #endif
2921 }
2922
2923 /* Recenter the routing struct around our current uplink */
2924 int
2925 change_route_uplinks(struct route *route)
2926 {
2927     struct routeList *rptr;
2928     char lastserver[MAXLEN];
2929     char nextserver[MAXLEN];
2930
2931     if(!route->servers)
2932         return false; /* no map to recenter */
2933     log_module(MAIN_LOG, LOG_DEBUG, "change_route_uplinks(): running...");
2934     char *servicename = conf_get_data("server/hostname", RECDB_QSTRING);
2935     strcpy(lastserver, servicename);
2936     rptr = find_routeList_server(route, self->uplink->name);
2937     if(!rptr) {
2938         log_module(MAIN_LOG, LOG_ERROR, "Cannot convert routing map to center: My uplink is not on the map! Marking map as uncentered.");
2939         route->centered = false;
2940         return false;
2941     }
2942     if(!strcasecmp(rptr->uplink, servicename)) {
2943         log_module(MAIN_LOG, LOG_DEBUG, "Already centered");
2944     }
2945     else { /* else, center it */
2946         while(rptr) {
2947             strcpy(nextserver, rptr->uplink);
2948             log_module(MAIN_LOG, LOG_DEBUG, "change_route_uplinks() changing %s uplink to %s.", rptr->server, lastserver);
2949             free(rptr->uplink);
2950             rptr->uplink = strdup(lastserver);
2951             strcpy(lastserver, rptr->server);
2952             rptr = find_routeList_server(route, nextserver);
2953         }
2954     }
2955     if(rank_outsideness(route) > 0) {
2956         route->centered = true;
2957         return true;
2958     }
2959     else
2960         return false;
2961 }
2962
2963 int
2964 activate_routing(struct svccmd *cmd, struct userNode *user, char *plan_name)
2965 {
2966     static struct routingPlan *rp;
2967     dict_iterator_t it;
2968     char *karma;
2969
2970     if(plan_name) { /* make this the new active plan */
2971         if(!strcmp(plan_name, "*")) {
2972             /* disable routing */
2973             dict_remove(opserv_routing_plan_options, "ACTIVE");
2974             plan_name = NULL;
2975         }
2976         else {
2977             rp = dict_find(opserv_routing_plans, plan_name, NULL);
2978             if(!rp) {
2979                 if(cmd && user)
2980                     reply("OSMSG_PLAN_NOT_FOUND", plan_name);
2981                 else {
2982                     /* since it doesnt exist, remove the active setting */
2983                     dict_remove(opserv_routing_plan_options, plan_name);
2984                 }
2985                 log_module(MAIN_LOG, LOG_ERROR, "activate_routing() couldnt find active routing plan!");
2986                 return 0;
2987             }
2988         }
2989     }
2990     else { /* find the active plan in settings */
2991         plan_name = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
2992     }
2993     if(!plan_name) { /* deactivated, or no plan was set active */
2994         /* TODO: delete routing map if it exists */
2995         wipe_route_list(opserv_route);
2996         return 1;
2997     }
2998
2999     karma = dict_find(opserv_routing_plan_options, "KARMA", NULL);
3000
3001     rp = dict_find(opserv_routing_plans, plan_name, NULL);
3002
3003     /* this should really be done during opserv init */
3004     if(!opserv_route)
3005         opserv_route = calloc(1, sizeof(*opserv_route));
3006
3007     /* Delete the existing active route */
3008     wipe_route_list(opserv_route);
3009
3010     for(it = dict_first(rp->servers); it; it = iter_next(it)) {
3011             const char* servername = iter_key(it);
3012             struct routingPlanServer *rps = iter_data(it),
3013                                      *rp_uplink, *rp_second = NULL;
3014             char *uplink = rps->uplink;
3015             rp_uplink = dict_find(rp->servers, rps->uplink, NULL);
3016             if(rps->secondaryuplink)
3017                 rp_second = dict_find(rp->servers, rps->secondaryuplink, NULL);
3018
3019             /* If the normal uplink has bad karma, don't use it as a hub,
3020              * switch to the secondary uplink.
3021              */
3022             if(karma && enabled_string(karma) && rp_uplink && rp_uplink->karma < 0) {
3023                 if(rps->secondaryuplink) {
3024                     uplink = rps->secondaryuplink;
3025                     /* unless the secondary uplinks karma is worse than the uplink. */
3026                     if((rp_second = dict_find(rp->servers, uplink, NULL)) && rp_second->karma < rp_uplink->karma)
3027                         uplink = rps->uplink;
3028                 }
3029             }
3030             /*
3031              * If _WE_ have bad karma, don't link us to our normal uplink, maybe
3032              * its a bad route. switch to secondary. Important: dont neg karma when we arnt on
3033              * our primary uplink, or we'll get stuck on secondary when THAT link is worse.
3034              */
3035             if(karma && enabled_string(karma) && (rps->karma < 0 || rps->offline) ) {
3036                     if(rps->secondaryuplink) {
3037                         uplink = rps->secondaryuplink;
3038                     }
3039             }
3040             log_module(MAIN_LOG, LOG_DEBUG, "activate_routing() adding %s:%d %s", servername, rps->port, uplink);
3041             add_routestruct_server(opserv_route, servername, rps->port, uplink, NULL);
3042     }
3043     if(change_route_uplinks(opserv_route))
3044         return 1;
3045     else if(user) {
3046         reply("OSMSG_ROUTING_ACTIVATION_ERROR");
3047         activate_routing(cmd, user, "*");
3048         return 0;
3049     }
3050     return 1;
3051 }
3052
3053 /*******************************************************
3054  * Functions to handle online route configuration via opserv
3055  */
3056 static void route_show_option(struct svccmd *cmd, struct userNode *user, char *name)
3057 {
3058     char *value = dict_find(opserv_routing_plan_options, name, NULL);
3059     if(value) {
3060         if(!strcmp("RETRY_PERIOD", name)) { /* Show as an interval */
3061             char buff[INTERVALLEN+1];
3062             reply("OSMSG_ROUTINGPLAN_OPTION", name, intervalString(buff, atoi(value), user->handle_info));
3063         }
3064         else if(!strcmp("ACTIVE", name)) {
3065             if(opserv_route && opserv_route->servers)
3066                 reply("OSMSG_ROUTINGPLAN_ACTIVE", value);
3067             else
3068                 reply("OSMSG_ROUTINGPLAN_OPTION_NOT_SET", name);
3069         }
3070         else {
3071             reply("OSMSG_ROUTINGPLAN_OPTION", name, value);
3072         }
3073     }
3074     else {
3075         reply("OSMSG_ROUTINGPLAN_OPTION_NOT_SET", name);
3076     }
3077 }
3078
3079 static void route_show_options(struct svccmd *cmd, struct userNode *user)
3080 {
3081     char *options[] = {"ACTIVE", "RETRY_PERIOD", "CONN_PINGOUT", "CONN_READERROR", "KARMA", "DEFAULT_PORT", NULL};
3082     int i;
3083     for(i = 0; options[i]; i++) {
3084         route_show_option(cmd, user, options[i]);
3085     }
3086 }
3087
3088 /* called from timeq */
3089 void routing_connect_timeout(void *data)
3090 {
3091     struct waitingConnection *wc = data;
3092     struct server *target = GetServerH(wc->target);
3093     if(!target) {
3094         dict_remove(opserv_waiting_connections, wc->server);
3095         return; /* server we wanted to connect new server to is gone, just give up */
3096     }
3097     routing_handle_connect_failure(target, wc->server, "Connection timed out");
3098     /* the following invalidates server variable! */
3099     dict_remove(opserv_waiting_connections, wc->server);
3100 }
3101
3102 void routing_delete_connect_timer(char *server)
3103 {
3104     struct waitingConnection *wc = dict_find(opserv_waiting_connections, server, 0);
3105     if(wc) {
3106         timeq_del(0, routing_connect_timeout, wc, TIMEQ_IGNORE_WHEN);
3107         dict_remove(opserv_waiting_connections, server);
3108     }
3109 }
3110
3111
3112 void
3113 routing_connect_server(char *server, int port, struct server *to)
3114 {
3115     struct waitingConnection *wc = calloc(sizeof(*wc), 1);
3116
3117     wc->server = strdup(server);
3118     wc->target = strdup(to->name);
3119     /* Just to make sure there isn't one left hanging
3120      * if 2 connections are attempted at once..
3121      * */
3122     routing_delete_connect_timer(server);
3123     dict_insert(opserv_waiting_connections, strdup(server), wc);
3124     timeq_add(now + ROUTING_CONNECT_TIMEOUT, routing_connect_timeout, wc);
3125
3126     irc_connect(opserv, server, port, to);
3127 }
3128
3129 int
3130 routing_connect_one(struct route *route, char *server)
3131 {
3132     struct routeList *rptr;
3133     struct server *sptr, *suptr;
3134     for(rptr = route->servers; rptr; rptr = rptr->next) {
3135         if(!strcasecmp(rptr->server, server)) {
3136             /* this is the one, connect it */
3137             suptr = GetServerH(rptr->uplink);
3138             sptr = GetServerH(rptr->server);
3139             if(sptr)
3140                 return 1; /* already linked */
3141             if(suptr) {
3142                 routing_connect_server(rptr->server, rptr->port, suptr);
3143                 return 1; /* attempted link */
3144             }
3145             return 0; /* its uplink isnt here to link to */
3146         }
3147     }
3148     log_module(MAIN_LOG, LOG_DEBUG, "Tried to link %s but its not in the active routing struct!", server);
3149     return 0; /* server wasnt found in active route struct. */
3150 }
3151
3152 int routing_connect_children(struct route *route, char *server)
3153 {
3154     struct routeList *rptr;
3155     struct server *sptr, *suptr;
3156     for(rptr = route->servers; rptr; rptr = rptr->next) {
3157         if(!strcasecmp(rptr->uplink, server)) {
3158             /* this is the one, connect it */
3159             suptr = GetServerH(rptr->uplink);
3160             sptr = GetServerH(rptr->server);
3161             if(sptr)
3162                 continue; /* already linked */
3163             if(suptr) {
3164                 routing_connect_server(rptr->server, rptr->port, suptr);
3165                 continue; /* attempted link */
3166             }
3167             continue; /* its uplink isnt here to link to */
3168         }
3169     }
3170     return 1; /* server wasnt found in active route struct ?! */
3171 }
3172
3173 int reroute(struct route *route, struct userNode *user, struct svccmd *cmd, char *directive)
3174 {
3175     struct routeList *rptr;
3176     struct server *sptr, *suptr;
3177     int connect = 0, move = 0, missing = 0, i;
3178     char d = toupper(*directive);
3179
3180     if(!route || !route->servers) {
3181         reply("OSMSG_REROUTING_NOTCONFIGURED");
3182         return 0;
3183     }
3184     if(user) {
3185         if(d == 'N') { /* normal */
3186             irc_wallops("%s", "Attempting a reroute of the network according to loaded map...");
3187             reply("OSMSG_REROUTING_ACC_MAP");
3188         }
3189         else if(d == 'C') { /* only connect */
3190             reply("OSMSG_CONNECTING_MISSING_ONLY");
3191         }
3192         else if(d == 'T') { /* test */
3193             reply("OSMSG_TESTING_REROUTE");
3194         }
3195         else
3196         {
3197             reply("OSMSG_INVALID_DIRECTIVE", directive);
3198             return 0;
3199         }
3200     }
3201     for(i = 0; i <= route->maxdepth-1; i++) {
3202         for(rptr = route->servers; rptr; rptr = rptr->next) {
3203             if(rptr->outsideness == i) {
3204                 /*  debugging */
3205                 if(user && d=='T')
3206                     reply("OSMSG_INSPECTING_SERVER", rptr->server);
3207                 suptr = GetServerH(rptr->uplink);
3208                 if(!suptr) {
3209                     if(rptr->secondaryuplink && (suptr = GetServerH(rptr->secondaryuplink))) {
3210                         if(user)
3211                             reply("OSMSG_COULDNT_FIND_SERVER", rptr->uplink, rptr->secondaryuplink, rptr->server);
3212                     }
3213                 }
3214                 if(suptr) { /* if the proper uplink is connected.. */
3215                     sptr = GetServerH(rptr->server);
3216                     if(d == 'C' && sptr) {
3217                         continue; /* Already linked */
3218                     }
3219                     /* If server is missing or the uplinks are not the same then... */
3220                     else if(!sptr ||  strcasecmp(sptr->uplink->name, rptr->uplink)) {
3221                         if(!sptr) {
3222                             connect++;
3223                         }
3224                         else { /* Server is already connected somewhere */
3225                             if(strcasecmp(sptr->uplink->name, rptr->uplink)) {
3226                                 if(d != 'T') {  /* do it for real */
3227                                     irc_squit_route(sptr, "%s issued reroute.", user ? user->nick : opserv->nick);
3228                                 }
3229                                 else {  /* just pretend */
3230                                     reply("OSMSG_SQUIT", rptr->server);
3231                                 }
3232                                 move++;
3233                             }
3234                         }
3235                         if(d != 'T')  /* do the real thing */
3236                             routing_connect_server(rptr->server, rptr->port, suptr);
3237                         else /* just pretend */
3238                             reply("OSMSG_CONNECT", rptr->server, rptr->port, suptr->name);
3239                     }
3240                 }
3241                 else {
3242                     log_module(MAIN_LOG, LOG_DEBUG, "server uplink %s was not found, cant connect %s", rptr->uplink, rptr->server);
3243                     missing++;
3244                 }
3245             } /* outsideness = 1 */
3246         } /* rptr */
3247     } /* maxdepth */
3248     if(user) { /* report on what we did */
3249         if(!strcasecmp(directive, "C")) {
3250             if(connect > 0)
3251                 reply("OSMSG_CONNECTING_MISSING", connect);
3252             else
3253                 reply("OSMSG_NO_SERVERS_MISSING");
3254         }
3255         else {
3256             if(move+connect > 0)
3257                 reply("OSMSG_REROUTE_COMPLETE", move, connect, move+connect);
3258             else
3259                 reply("OSMSG_NO_ROUTING_NECESSARY");
3260             if(missing > 0)
3261                 reply("OSMSG_UPLINKS_MISSING", missing);
3262         }
3263     }
3264     return(move+connect);
3265 }
3266
3267 static MODCMD_FUNC(cmd_reroute) {
3268     char* upper;
3269     upper = argv[1];
3270     if(reroute(opserv_route, user, cmd, upper))
3271         return 1;
3272     else
3273         return 0;
3274 }
3275
3276 /* reroute_timer(run)
3277  * run - if it is null, just setup the timer
3278  * but dont run reroute now. otherwise reroute
3279  * and setup timer.
3280  */
3281 void reroute_timer(void *data) {
3282     if(!opserv_route || !opserv_route->servers)
3283         return; /* no active route */
3284     char *retry_period = dict_find(opserv_routing_plan_options, "RETRY_PERIOD", NULL);
3285     if(!retry_period)
3286         return; /* retry_period invalid */
3287     unsigned int freq = atoi(retry_period);
3288     if(freq < 1)
3289         return; /* retry_period set to 0, disable */
3290
3291     /* Do the reroute C attempt */
3292     if(data)
3293         reroute(opserv_route, NULL, NULL, "C");
3294
3295     /* Re-add ourselves to the timer queue */
3296     timeq_add(now + freq, reroute_timer, "run");
3297 }
3298
3299 void routing_change_karma(struct routingPlanServer *rps, const char *server, int change) {
3300
3301     int oldkarma = rps->karma;
3302     rps->karma += change;
3303     if(rps->karma < KARMA_MIN)
3304         rps->karma = KARMA_MIN;
3305     if(rps->karma > KARMA_MAX)
3306         rps->karma = KARMA_MAX;
3307     log_module(MAIN_LOG, LOG_DEBUG, "Changing %s karma by %d. new karma %d.", server, change, rps->karma);
3308     if(oldkarma > 0 && rps->karma < 0) {
3309         /* we just crossed over to negitive */
3310         log_module(MAIN_LOG, LOG_INFO, "Server %s just went negitive karma!", server);
3311         activate_routing(NULL, NULL, NULL);
3312     }
3313     else if(oldkarma < 0 && rps->karma > 0) {
3314         /* we just crossed over to positive */
3315         log_module(MAIN_LOG, LOG_INFO, "Server %s just went back positive karma.", server);
3316         activate_routing(NULL, NULL, NULL);
3317     }
3318 }
3319
3320 void routing_karma_timer(void *data) {
3321     time_t next;
3322     time_t timer_init = data ? atoi(data) : 0;
3323     char buf[MAXLEN];
3324
3325     log_module(MAIN_LOG, LOG_DEBUG, "routing_karma_timer() is running. timer_init=%d.", (unsigned int) timer_init);
3326
3327     /* If theres a time passed in, dont run unless that time is overdue. */
3328     if(!timer_init || (timer_init < now)) {
3329         if(opserv_route && opserv_route->servers) {
3330             char *active = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
3331             struct routingPlan *rp;
3332             if(active && (rp = dict_find(opserv_routing_plans, active, NULL))) {
3333                 dict_iterator_t it;
3334                 /* Walk through each server in the active routing plan.. */
3335                 for(it = dict_first(rp->servers); it; it = iter_next(it)) {
3336                     struct routingPlanServer *rps = iter_data(it);
3337                     struct server *server = GetServerH(iter_key(it));
3338                     /* Give everyone +KARMA_ENTROPE just for nothing */
3339                     routing_change_karma(rps, iter_key(it), KARMA_ENTROPE);
3340                     /* give an additonal +KARMA_RELIABLE to servers that
3341                      * have been linked at least KARMA_TIMER seconds. */
3342                     if(server  && (server->link < (now - KARMA_TIMER) ) ) {
3343                             routing_change_karma(rps, iter_key(it), KARMA_RELIABLE);
3344                     }
3345                 }
3346             }
3347         }
3348     }
3349     if(timer_init > now)  /* loading a saved value */
3350         next = timer_init;
3351     else /* no scheduled timer, or we missed it. start from now */
3352         next = now + KARMA_TIMER;
3353     /* Save when karma_timer should run again in case we restart before then */
3354     log_module(MAIN_LOG, LOG_DEBUG, "routing_karma_timer() scheduling self to run again at %d", (unsigned int) next);
3355     sprintf(buf, "%u", (unsigned int) next);
3356     dict_insert(opserv_routing_plan_options, "KARMA_TIMER", strdup(buf));
3357     /* add a timer to run this again .. */
3358     timeq_add(next, routing_karma_timer, NULL);
3359 }
3360
3361 void routing_handle_neg_karma(char *server, char *uplink, int change)
3362 {
3363     /* if server's primary uplink is uplink, OR, uplink's primary uplink is server,
3364      * then whichever one, gets its karma changed. */
3365     char *active = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
3366     struct routingPlan *rp;
3367     struct routingPlanServer *rps;
3368     if(!active)
3369         return;
3370     if(!(rp = dict_find(opserv_routing_plans, active, NULL)))
3371         return;
3372     if((rps = dict_find(rp->servers, server, NULL))) {
3373         if(!strcasecmp(rps->uplink, uplink)) {
3374             /* server's uplink is uplink */
3375             routing_change_karma(rps, server, change);
3376             return;
3377         }
3378     }
3379     if((rps = dict_find(rp->servers, uplink, NULL))) {
3380         if(!strcasecmp(rps->uplink, server)) {
3381             /* uplink's uplink is server */
3382             routing_change_karma(rps, uplink, change);
3383             return;
3384         }
3385     }
3386 }
3387
3388 void
3389 routing_handle_squit(char *server, char *uplink, char *message)
3390 {
3391     log_module(MAIN_LOG, LOG_DEBUG, "Routing_handle_squit(%s, %s)", server, message);
3392
3393     char *val;
3394
3395     if(match_ircglob(message, "Ping timeout")) {
3396         routing_handle_neg_karma(server, uplink, KARMA_PINGOUT);
3397         /* if conn_pingout is true, try to reconnect it obaying karma rules. */
3398
3399         val = dict_find(opserv_routing_plan_options, "CONN_PINGOUT", 0);
3400         if(val && enabled_string(val))
3401             routing_connect_one(opserv_route, server);
3402     }
3403     else if(match_ircglob(message, "Read error:*")) {
3404         routing_handle_neg_karma(server, uplink, KARMA_READERROR);
3405         /* if conn_readerror is true, try to reconnect it obaying karma rules. */
3406         val = dict_find(opserv_routing_plan_options, "CONN_READERROR", 0);
3407         if(val && enabled_string(val))
3408             routing_connect_one(opserv_route, server);
3409     }
3410     /* Else whats the message (an oper squit it?) dont interfere */
3411 }
3412
3413 void
3414 routing_handle_connect(char *server, char *uplink)
3415 {
3416     char *active;
3417     struct routingPlan *rp;
3418     struct routingPlanServer *rps;
3419     dict_iterator_t it;
3420
3421     log_module(MAIN_LOG, LOG_DEBUG, "routing_handle_connect(%s, %s)", server, uplink);
3422     /* delete a pending connection timer, if any */
3423     routing_delete_connect_timer(server);
3424     /* check if routing is active... */
3425     active = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
3426     if(!active)
3427         return;
3428     rp = dict_find(opserv_routing_plans, active, NULL);
3429     if(!rp)
3430         return;
3431
3432     /* If its offline, mark it online again.. */
3433     if((rps = dict_find(rp->servers, server, NULL))) {
3434         if(rps->offline == true) {
3435             rps->offline = false;
3436             if(rps->secondaryuplink) {
3437                 /* re-activate to move it back to its primary */
3438                 activate_routing(NULL, NULL, NULL);
3439             }
3440         }
3441         /* if there are any servers missing who have this server as uplink try to connect them.  */
3442         routing_connect_children(opserv_route, server);
3443     }
3444     /* foreach server x3 knows about, if the uplink is this server, call this function on the child. */
3445     for (it=dict_first(servers); it; it=iter_next(it)) {
3446         struct server *sptr = iter_data(it);
3447         if(sptr && sptr->uplink && !strcasecmp(server, sptr->uplink->name)) {
3448             log_module(MAIN_LOG, LOG_DEBUG, "routing_handle_connect calling self on %s's leaf %s", server, sptr->name);
3449             routing_handle_connect(sptr->name, sptr->uplink->name);
3450         }
3451     }
3452 }
3453
3454 /* Handle a failed attempt at connecting servers
3455  *  - we should only get here regarding servers X3 attempted to link, other
3456  *  opers link messages go to them not to us
3457  */
3458 void
3459 routing_handle_connect_failure(struct server *source, char *server, char *message)
3460 {
3461     char *active;
3462     struct routingPlan *rp;
3463     struct routingPlanServer *rps;
3464     log_module(MAIN_LOG, LOG_ERROR, "Failed to connect %s to %s: %s", server, source->name, message);
3465     /* remove the waiting connection n timeq */
3466     routing_delete_connect_timer(server);
3467     /* check if routing is active.. */
3468     active = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
3469     if(!active)
3470         return;
3471     rp = dict_find(opserv_routing_plans, active, NULL);
3472     if(!rp)
3473         return;
3474
3475     if( ((rps = dict_find(rp->servers, server, NULL)) && !strcasecmp(rps->uplink, source->name))) {
3476         /* failed to connect to its primary uplink */
3477         if(rps->offline == false) {
3478             rps->offline = true;
3479             if(rps->secondaryuplink) {
3480                 /* re-activate routing so the secondary
3481                  * becomes its uplink, and try again */
3482                 activate_routing(NULL, NULL, NULL);
3483                 /* attempt to link it again. */
3484                 routing_connect_one(opserv_route, server);
3485                 /* TODO: reconnect any missing servers who
3486                  * normally connect to server, using their backups.
3487                  * Probably should just issue a reroute C here. */
3488             }
3489         }
3490     }
3491 }
3492
3493 /* Delete any existing timers, and start the timer again
3494  * using the passed time for the first run.
3495  * - this is called during a retry_period change
3496  *   before it has saved the new value. */
3497 void reroute_timer_reset(unsigned int time)
3498 {
3499     timeq_del(0, reroute_timer, NULL, TIMEQ_IGNORE_DATA & TIMEQ_IGNORE_WHEN);
3500     timeq_add(now + time, reroute_timer, "run");
3501 }
3502
3503 static MODCMD_FUNC(cmd_routing_set)
3504 {
3505     char *option = argv[1];
3506     char *options[] = {"ACTIVE", "RETRY_PERIOD", "CONN_PINGOUT", "CONN_READERROR", "KARMA", "DEFAULT_PORT", NULL};
3507     int i;
3508     if(argc < 2) {
3509         route_show_options(cmd, user);
3510     }
3511     else {
3512         char *found_option = NULL;
3513         for(i = 0; options[i]; i++) {
3514             if(!strcasecmp(options[i], option))
3515                 found_option = options[i];
3516         }
3517         if(!found_option) {
3518             reply("OSMSG_ROUTINGPLAN_OPTION_NOT_FOUND", option);
3519             return 0;
3520         }
3521         if(argc > 2) {
3522             char *value   = argv[2];
3523             char buff[MAXLEN]; /* whats the max length of unsigned int as printf'd? */
3524             if(!strcmp(found_option, "ACTIVE")) { /* must be an existing route. */
3525                 if(disabled_string(value) || false_string(value)) {
3526                     /* make none of the maps active */
3527                     activate_routing(cmd, user, "*");
3528                     reply("OSMSG_ROUTING_DISABLED");
3529                     return 1;
3530                 }
3531                 else if(!activate_routing(cmd, user, value)) {
3532                     /* neg reply handled in activate_routing */
3533                     return 0;
3534                 }
3535             }
3536             if(!strcmp(found_option, "CONN_READERROR") || !strcmp(found_option, "CONN_PINGOUT") ||
3537                !strcmp(found_option, "KARMA") ) {
3538                 if( enabled_string(value)) {
3539                     value = "ENABLED";
3540                 }
3541                 else if( disabled_string(value) ) {
3542                     value = "DISABLED";
3543                 }
3544                 else {
3545                     reply("MSG_INVALID_BINARY", value);
3546                     return 0;
3547                 }
3548             }
3549             if(!strcmp(found_option, "RETRY_PERIOD")) {
3550                 unsigned int duration = ParseInterval(value);
3551                 sprintf(buff, "%d", duration);
3552                 value = buff;
3553                 reroute_timer_reset(duration);
3554             }
3555             /* set the value here */
3556             dict_remove(opserv_routing_plan_options, found_option);
3557             dict_insert(opserv_routing_plan_options, strdup(found_option), strdup(value));
3558             route_show_option(cmd, user, found_option);
3559         }
3560         else {
3561             /* show the current value */
3562             route_show_option(cmd, user, found_option);
3563         }
3564     }
3565     return 1;
3566 }
3567
3568 static MODCMD_FUNC(cmd_stats_routing_plans) {
3569     dict_iterator_t rpit;
3570     dict_iterator_t it;
3571     struct routingPlan *rp;
3572     reply("OSMSG_ROUTINGPLAN_LIST");
3573     reply("OSMSG_ROUTINGPLAN_BAR");
3574     for(rpit = dict_first(opserv_routing_plans); rpit; rpit = iter_next(rpit)) {
3575         const char* name = iter_key(rpit);
3576         rp = iter_data(rpit);
3577         reply("OSMSG_ROUTINGPLAN_NAME", name);
3578         for(it = dict_first(rp->servers); it; it = iter_next(it)) {
3579             const char* servername = iter_key(it);
3580             struct routingPlanServer *rps = iter_data(it);
3581             reply("OSMSG_ROUTINGPLAN_SERVER", servername, rps->port, rps->uplink, rps->karma, rps->offline? "offline" : "online", rps->secondaryuplink ? rps->secondaryuplink : "None");
3582         }
3583
3584     }
3585     reply("OSMSG_ROUTINGPLAN_END");
3586     route_show_options(cmd, user);
3587     return 1;
3588 }
3589
3590
3591 static MODCMD_FUNC(cmd_routing_addplan)
3592 {
3593     char *name;
3594     name = argv[1];
3595     /* dont allow things like 'off', 'false', '0' because thats how we disable routing. */
3596     if(*name && !disabled_string(name) && !false_string(name)) {
3597         if(opserv_add_routing_plan(name)) {
3598             reply("OSMSG_ADDPLAN_SUCCESS", name);
3599             return 1;
3600         }
3601         else {
3602             reply("OSMSG_ADDPLAN_FAILED", name);
3603             return 0;
3604         }
3605     }
3606     else
3607     {
3608         reply("OSMSG_INVALID_PLAN");
3609         return 0;
3610     }
3611 }
3612
3613 static MODCMD_FUNC(cmd_routing_delplan)
3614 {
3615     char *name = argv[1];
3616     if( dict_remove(opserv_routing_plans, name) ) {
3617         char *active = dict_find(opserv_routing_plan_options, "ACTIVE", NULL);
3618         if(active && !strcasecmp(active, name)) {
3619             /* if this was the active plan, disable routing */
3620             activate_routing(cmd, user, "*");
3621             reply("OSMSG_ROUTING_DISABLED");
3622         }
3623         reply("OSMSG_PLAN_DELETED");
3624         return 1;
3625     }
3626     else {
3627         reply("OSMSG_PLAN_NOT_FOUND", name);
3628         return 0;
3629     }
3630 }
3631
3632 static MODCMD_FUNC(cmd_routing_addserver)
3633 {
3634     char *plan;
3635     char *server;
3636     char *portstr;
3637     char *uplink;
3638     char *second;
3639     unsigned int port;
3640     struct routingPlan *rp;
3641
3642     plan   = argv[1];
3643     server = strdup(argv[2]);
3644     server = strtok(server, ":");
3645     portstr = strtok(NULL, ":");
3646     if(portstr)
3647         port = atoi(portstr);
3648     else {
3649         char *str = dict_find(opserv_routing_plan_options, "DEFAULT_PORT", NULL);
3650         uplink = argv[3];
3651         port = str ? atoi(str) : 0;
3652     }
3653     uplink = argv[3];
3654     if(argc > 4)
3655         second = argv[4];
3656     else
3657         second = NULL;
3658
3659     if( (rp = dict_find(opserv_routing_plans, plan, 0))) {
3660         char *active;
3661         opserv_routing_plan_add_server(rp, server, uplink, port, KARMA_DEFAULT, second, 0);
3662         reply("OSMSG_PLAN_SERVER_ADDED", server);
3663         if((active = dict_find(opserv_routing_plan_options, "ACTIVE", 0)) && !strcasecmp(plan, active)) {
3664             /* re-activate routing with new info */
3665             activate_routing(cmd, user, NULL);
3666         }
3667
3668         free(server);
3669         return 1;
3670     }
3671     else {
3672         reply("OSMSG_PLAN_NOT_FOUND", plan);
3673         free(server);
3674         return 0;
3675     }
3676 }
3677
3678 static MODCMD_FUNC(cmd_routing_delserver)
3679 {
3680     char *plan;
3681     char *server;
3682     struct routingPlan *rp;
3683     plan = argv[1];
3684     server = argv[2];
3685     if( (rp = dict_find(opserv_routing_plans, plan, 0))) {
3686         if(dict_remove(rp->servers, server)) {
3687             char *active;
3688             reply("OSMSG_PLAN_SERVER_DELETED");
3689             if((active = dict_find(opserv_routing_plan_options, "ACTIVE", 0)) && !strcasecmp(plan, active)) {
3690                 /* re-activate routing with new info */
3691                 activate_routing(cmd, user, NULL);
3692             }
3693
3694             return 1;
3695         }
3696         else {
3697             reply("OSMSG_PLAN_SERVER_NOT_FOUND", server);
3698             return 0;
3699         }
3700     }
3701     else {
3702         reply("OSMSG_PLAN_NOT_FOUND", plan);
3703         return 0;
3704     }
3705 }
3706
3707
3708 /*************************************************
3709  * Functions to deal with 'route map' command   */
3710
3711 /* Figures out how many downlinks there are for proper
3712  * drawing of the route map */
3713 int
3714 num_route_downlinks(struct route *route, char *name)
3715 {
3716     struct routeList *rptr;
3717     int num = 0;
3718     rptr = route->servers;
3719     while(rptr) {
3720         if(!strcasecmp(rptr->uplink, name))
3721             num++;
3722         rptr = rptr->next;
3723     }
3724     return num;
3725 }
3726
3727 void
3728 show_route_downlinks(struct svccmd *cmd, struct route *route, struct userNode *user, char *name, char *prevpre, char *arrowchar, int reset)
3729 {
3730     struct routeList *servPtr;
3731     struct server *sptr;
3732     int j;
3733     char pre[MAXLEN];
3734     char *nextpre;
3735     char *status;
3736     int num = 0;
3737     static int depth = 0;
3738
3739     if(reset)
3740         depth = 0;
3741
3742     nextpre = malloc(MAXLEN);
3743     strcpy(pre, prevpre);
3744
3745     sptr = GetServerH(name);
3746     if((servPtr = find_routeList_server(route, name))) {
3747         if(!sptr)
3748             status = " ";
3749         else if (!strcasecmp(sptr->uplink->name, servPtr->uplink))
3750             status = "X";
3751         else if(servPtr->secondaryuplink && !strcasecmp(sptr->name, servPtr->secondaryuplink))
3752             status = "/";
3753         else
3754             status = "!";
3755         reply("OSMSG_DOWNLINKS_FORMAT_A", pre, arrowchar, name, status);
3756     }
3757     else
3758         reply("OSMSG_DOWNLINKS_FORMAT_B", self->name);
3759     j = num_route_downlinks(route, name);
3760     servPtr = route->servers;
3761     while(servPtr) {
3762         if(!strcasecmp(servPtr->uplink, name)) {
3763             strcpy(nextpre, pre);
3764             if(depth++ > 0) {
3765                 if(arrowchar[0] == '`')
3766                     strcat(nextpre, "  ");
3767                 else
3768                     strcat(nextpre, "| ");
3769             }
3770             if(j > ++num) {
3771                 show_route_downlinks(cmd, route, user, servPtr->server, nextpre, "|", 0);
3772             }
3773             else {
3774                 show_route_downlinks(cmd, route, user, servPtr->server, nextpre, "`", 0);
3775             }
3776         }
3777         servPtr = servPtr->next;
3778     }
3779     free(nextpre);
3780 }
3781
3782 int
3783 show_route_map(struct route *route, struct userNode *user, struct svccmd *cmd)
3784 {
3785     if(!route || !route->servers) {
3786         reply("OSMSG_ROUTELIST_EMPTY");
3787         return 0;
3788     }
3789
3790     char *serviceName = conf_get_data("server/hostname", RECDB_QSTRING);
3791     reply("OSMSG_ROUTELIST_AS_PLANNED");
3792     show_route_downlinks(cmd, route, user, serviceName, "", "`", 1);
3793     reply("OSMSG_MAP_CENTERED", route->centered ? "is" : "is not", route->maxdepth);
3794     return 1;
3795 }
3796
3797 static MODCMD_FUNC(cmd_routing_map)
3798 {
3799     show_route_map(opserv_route, user, cmd);
3800     return 1;
3801 }
3802
3803
3804
3805
3806 /* End of auto routing functions *
3807  *********************************/
3808
3809 static MODCMD_FUNC(cmd_addbad)
3810 {
3811     unsigned int arg, count;
3812     dict_iterator_t it;
3813     int bad_found, exempt_found;
3814
3815     /* Create the bad word if it doesn't exist. */
3816     bad_found = !opserv_add_bad_word(cmd, user, argv[1]);
3817
3818     /* Look for exception modifiers. */
3819     for (arg=2; arg<argc; arg++) {
3820         if (!irccasecmp(argv[arg], "except")) {
3821             reply("MSG_DEPRECATED_COMMAND", "addbad ... except", "addexempt");
3822             if (++arg > argc) {
3823                 reply("MSG_MISSING_PARAMS", "except");
3824                 break;
3825             }
3826             for (count = 0; (arg < argc) && IsChannelName(argv[arg]); arg++) {
3827                 dict_find(opserv_exempt_channels, argv[arg], &exempt_found);
3828                 if (!exempt_found) {
3829                     dict_insert(opserv_exempt_channels, strdup(argv[arg]), NULL);
3830                     count++;
3831                 }
3832             }
3833             reply("OSMSG_ADDED_EXEMPTIONS", count);
3834         } else {
3835             reply("MSG_DEPRECATED_COMMAND", "addbad (with modifiers)", "addbad");
3836             reply("OSMSG_BAD_MODIFIER", argv[arg]);
3837         }
3838     }
3839
3840     /* Scan for existing channels that match the new bad word. */
3841     if (!bad_found) {
3842         for (it = dict_first(channels); it; it = iter_next(it)) {
3843             struct chanNode *channel = iter_data(it);
3844
3845             if (!opserv_bad_channel(channel->name))
3846                 continue;
3847             channel->bad_channel = 1;
3848             if (channel->name[0] == '#')
3849                 opserv_shutdown_channel(channel, "OSMSG_ILLEGAL_REASON");
3850             else {
3851                 unsigned int nn;
3852                 for (nn=0; nn<channel->members.used; nn++) {
3853                     struct userNode *user = channel->members.list[nn]->user;
3854                     DelUser(user, cmd->parent->bot, 1, "OSMSG_ILLEGAL_KILL_REASON");
3855                 }
3856             }
3857         }
3858     }
3859
3860     return 1;
3861 }
3862
3863 static MODCMD_FUNC(cmd_delbad)
3864 {
3865     dict_iterator_t it;
3866     unsigned int nn;
3867
3868     for (nn=0; nn<opserv_bad_words->used; nn++) {
3869         if (!irccasecmp(opserv_bad_words->list[nn], argv[1])) {
3870             string_list_delete(opserv_bad_words, nn);
3871             for (it = dict_first(channels); it; it = iter_next(it)) {
3872                 channel = iter_data(it);
3873                 if (irccasestr(channel->name, argv[1])
3874                     && !opserv_bad_channel(channel->name)) {
3875                     DelChannelUser(cmd->parent->bot, channel, "Channel name no longer contains a bad word.", 1);
3876                     timeq_del(0, opserv_part_channel, channel, TIMEQ_IGNORE_WHEN);
3877                     channel->bad_channel = 0;
3878                 }
3879             }
3880             reply("OSMSG_REMOVED_BAD", argv[1]);
3881             return 1;
3882         }
3883     }
3884     reply("OSMSG_NOT_BAD_WORD", argv[1]);
3885     return 0;
3886 }
3887
3888 static MODCMD_FUNC(cmd_addexempt)
3889 {
3890     const char *chanName;
3891
3892     if ((argc > 1) && IsChannelName(argv[1])) {
3893         chanName = argv[1];
3894     } else {
3895         reply("MSG_NOT_CHANNEL_NAME");
3896         OPSERV_SYNTAX();
3897         return 0;
3898     }
3899     dict_insert(opserv_exempt_channels, strdup(chanName), NULL);
3900     channel = GetChannel(chanName);
3901     if (channel) {
3902         if (channel->bad_channel) {
3903             DelChannelUser(cmd->parent->bot, channel, "Channel is now exempt from bad-word checking.", 1);
3904             timeq_del(0, opserv_part_channel, channel, TIMEQ_IGNORE_WHEN);
3905         }
3906         channel->bad_channel = 0;
3907     }
3908     reply("OSMSG_ADDED_EXEMPTION", chanName);
3909     return 1;
3910 }
3911
3912 static MODCMD_FUNC(cmd_delexempt)
3913 {
3914     const char *chanName;
3915
3916     if ((argc > 1) && IsChannelName(argv[1])) {
3917         chanName = argv[1];
3918     } else {
3919         reply("MSG_NOT_CHANNEL_NAME");
3920         OPSERV_SYNTAX();
3921         return 0;
3922     }
3923     if (!dict_remove(opserv_exempt_channels, chanName)) {
3924         reply("OSMSG_NOT_EXEMPT", chanName);
3925         return 0;
3926     }
3927     reply("OSMSG_REMOVED_EXEMPTION", chanName);
3928     return 1;
3929 }
3930
3931 static void
3932 opserv_expire_trusted_host(void *data)
3933 {
3934     struct trusted_host *th = data;
3935     dict_remove(opserv_trusted_hosts, th->ipaddr);
3936 }
3937
3938 static void
3939 opserv_add_trusted_host(const char *ipaddr, unsigned int limit, const char *issuer, time_t issued, time_t expires, const char *reason)
3940 {
3941     struct trusted_host *th;
3942     th = calloc(1, sizeof(*th));
3943     if (!th)
3944         return;
3945     th->ipaddr = strdup(ipaddr);
3946     th->reason = reason ? strdup(reason) : NULL;
3947     th->issuer = issuer ? strdup(issuer) : NULL;
3948     th->issued = issued;
3949     th->limit = limit;
3950     th->expires = expires;
3951     dict_insert(opserv_trusted_hosts, th->ipaddr, th);
3952     if (th->expires)
3953         timeq_add(th->expires, opserv_expire_trusted_host, th);
3954 }
3955
3956 static void
3957 free_trusted_host(void *data)
3958 {
3959     struct trusted_host *th = data;
3960     free(th->ipaddr);
3961     free(th->reason);
3962     free(th->issuer);
3963     free(th);
3964 }
3965
3966 static MODCMD_FUNC(cmd_addtrust)
3967 {
3968     unsigned long interval;
3969     char *reason, *tmp;
3970     irc_in_addr_t tmpaddr;
3971     unsigned int count;
3972
3973     if (dict_find(opserv_trusted_hosts, argv[1], NULL)) {
3974         reply("OSMSG_ALREADY_TRUSTED", argv[1]);
3975         return 0;
3976     }
3977
3978     if (!irc_pton(&tmpaddr, NULL, argv[1])) {
3979         reply("OSMSG_BAD_IP", argv[1]);
3980         return 0;
3981     }
3982
3983     count = strtoul(argv[2], &tmp, 10);
3984     if (*tmp != '\0') {
3985         reply("OSMSG_BAD_NUMBER", argv[2]);
3986         return 0;
3987     }
3988
3989     interval = ParseInterval(argv[3]);
3990     if (!interval && strcmp(argv[3], "0")) {
3991         reply("MSG_INVALID_DURATION", argv[3]);
3992         return 0;
3993     }
3994
3995     reason = unsplit_string(argv+4, argc-4, NULL);
3996     opserv_add_trusted_host(argv[1], count, user->handle_info->handle, now, interval ? (now + interval) : 0, reason);
3997     reply("OSMSG_ADDED_TRUSTED");
3998     return 1;
3999 }
4000
4001 static MODCMD_FUNC(cmd_edittrust)
4002 {
4003     unsigned long interval;
4004     struct trusted_host *th;
4005     char *reason, *tmp;
4006     unsigned int count;
4007
4008     th = dict_find(opserv_trusted_hosts, argv[1], NULL);
4009     if (!th) {
4010         reply("OSMSG_NOT_TRUSTED", argv[1]);
4011         return 0;
4012     }
4013     count = strtoul(argv[2], &tmp, 10);
4014     if (!count || *tmp) {
4015         reply("OSMSG_BAD_NUMBER", argv[2]);
4016         return 0;
4017     }
4018     interval = ParseInterval(argv[3]);
4019     if (!interval && strcmp(argv[3], "0")) {
4020         reply("MSG_INVALID_DURATION", argv[3]);
4021         return 0;
4022     }
4023     reason = unsplit_string(argv+4, argc-4, NULL);
4024     if (th->expires)
4025         timeq_del(th->expires, opserv_expire_trusted_host, th, 0);
4026
4027     free(th->reason);
4028     th->reason = strdup(reason);
4029     free(th->issuer);
4030     th->issuer = strdup(user->handle_info->handle);
4031     th->issued = now;
4032     th->limit = count;
4033     if (interval) {
4034         th->expires = now + interval;
4035         timeq_add(th->expires, opserv_expire_trusted_host, th);
4036     } else
4037         th->expires = 0;
4038     reply("OSMSG_UPDATED_TRUSTED", th->ipaddr);
4039     return 1;
4040 }
4041
4042 static MODCMD_FUNC(cmd_deltrust)
4043 {
4044     unsigned int n;
4045
4046     for (n=1; n<argc; n++) {
4047         struct trusted_host *th = dict_find(opserv_trusted_hosts, argv[n], NULL);
4048         if (!th)
4049             continue;
4050         if (th->expires)
4051             timeq_del(th->expires, opserv_expire_trusted_host, th, 0);
4052         dict_remove(opserv_trusted_hosts, argv[n]);
4053     }
4054     reply("OSMSG_REMOVED_TRUSTED");
4055     return 1;
4056 }
4057
4058 /* This doesn't use dict_t because it's a little simpler to open-code the
4059  * comparisons (and simpler arg-passing for the ADD subcommand).
4060  */
4061 static MODCMD_FUNC(cmd_clone)
4062 {
4063     int i;
4064     struct userNode *clone;
4065
4066     clone = GetUserH(argv[2]);
4067     if (!irccasecmp(argv[1], "ADD")) {
4068         char *userinfo;
4069         char ident[USERLEN+1];
4070
4071         if (argc < 5) {
4072             reply("MSG_MISSING_PARAMS", argv[1]);
4073             OPSERV_SYNTAX();
4074             return 0;
4075         }
4076         if (clone) {
4077             reply("OSMSG_CLONE_EXISTS", argv[2]);
4078             return 0;
4079         }
4080         userinfo = unsplit_string(argv+4, argc-4, NULL);
4081         for (i=0; argv[3][i] && (i<USERLEN); i++) {
4082             if (argv[3][i] == '@') {
4083                 ident[i++] = 0;
4084                 break;
4085             } else {
4086                 ident[i] = argv[3][i];
4087             }
4088         }
4089         if (!argv[3][i] || (i==USERLEN)) {
4090             reply("OSMSG_NOT_A_HOSTMASK");
4091             return 0;
4092         }
4093         if (!(clone = AddClone(argv[2], ident, argv[3]+i, userinfo))) {
4094             reply("OSMSG_CLONE_FAILED", argv[2]);
4095             return 0;
4096         }
4097         reply("OSMSG_CLONE_ADDED", clone->nick);
4098         return 1;
4099     }
4100     if (!clone) {
4101         reply("MSG_NICK_UNKNOWN", argv[2]);
4102         return 0;
4103     }
4104     if (clone->uplink != self || IsService(clone)) {
4105         reply("OSMSG_NOT_A_CLONE", clone->nick);
4106         return 0;
4107     }
4108     if (!irccasecmp(argv[1], "REMOVE")) {
4109         const char *reason;
4110         if (argc > 3) {
4111             reason = unsplit_string(argv+3, argc-3, NULL);
4112         } else {
4113             char *tmp;
4114             tmp = alloca(strlen(clone->nick) + strlen(OSMSG_PART_REASON));
4115             sprintf(tmp, OSMSG_PART_REASON, clone->nick);
4116             reason = tmp;
4117         }
4118         DelUser(clone, NULL, 1, reason);
4119         reply("OSMSG_CLONE_REMOVED", argv[2]);
4120         return 1;
4121     }
4122     if (argc < 4) {
4123         reply("MSG_MISSING_PARAMS", argv[1]);
4124         OPSERV_SYNTAX();
4125         return 0;
4126     }
4127     channel = GetChannel(argv[3]);
4128     if (!irccasecmp(argv[1], "JOIN")) {
4129         if (!channel
4130             && !(channel = AddChannel(argv[3], now, NULL, NULL, NULL))) {
4131             reply("MSG_CHANNEL_UNKNOWN", argv[3]);
4132             return 0;
4133         }
4134         AddChannelUser(clone, channel);
4135         reply("OSMSG_CLONE_JOINED", clone->nick, channel->name);
4136         return 1;
4137     }
4138     if (!irccasecmp(argv[1], "PART")) {
4139         if (!channel) {
4140             reply("MSG_CHANNEL_UNKNOWN", argv[3]);
4141             return 0;
4142         }
4143         if (!GetUserMode(channel, clone)) {
4144             reply("OSMSG_NOT_ON_CHANNEL", clone->nick, channel->name);
4145             return 0;
4146         }
4147         reply("OSMSG_CLONE_PARTED", clone->nick, channel->name);
4148         DelChannelUser(clone, channel, "Leaving.", 0);
4149         return 1;
4150     }
4151     if (!irccasecmp(argv[1], "OP")) {
4152         struct mod_chanmode change;
4153         if (!channel) {
4154             reply("MSG_CHANNEL_UNKNOWN", argv[3]);
4155             return 0;
4156         }
4157         mod_chanmode_init(&change);
4158         change.argc = 1;
4159         change.args[0].mode = MODE_CHANOP;
4160         change.args[0].u.member = GetUserMode(channel, clone);
4161         if (!change.args[0].u.member) {
4162             reply("OSMSG_NOT_ON_CHANNEL", clone->nick, channel->name);
4163             return 0;
4164         }
4165         modcmd_chanmode_announce(&change);
4166         reply("OSMSG_OPS_GIVEN", channel->name, clone->nick);
4167         return 1;
4168     }
4169     if (!irccasecmp(argv[1], "HOP")) {
4170         struct mod_chanmode change;
4171         if (!channel) {
4172             reply("MSG_CHANNEL_UNKNOWN", argv[3]);
4173             return 0;
4174         }
4175         mod_chanmode_init(&change);
4176         change.argc = 1;
4177         change.args[0].mode = MODE_HALFOP;
4178         change.args[0].u.member = GetUserMode(channel, clone);
4179         if (!change.args[0].u.member) {
4180             reply("OSMSG_NOT_ON_CHANNEL", clone->nick, channel->name);
4181             return 0;
4182         }
4183         modcmd_chanmode_announce(&change);
4184         reply("OSMSG_HOPS_GIVEN", channel->name, clone->nick);
4185         return 1;
4186     }
4187     if (argc < 5) {
4188         reply("MSG_MISSING_PARAMS", argv[1]);
4189         OPSERV_SYNTAX();
4190         return 0;
4191     }
4192     if (!irccasecmp(argv[1], "SAY")) {
4193         char *text = unsplit_string(argv+4, argc-4, NULL);
4194         irc_privmsg(clone, argv[3], text);
4195         reply("OSMSG_CLONE_SAID", clone->nick, argv[3]);
4196         return 1;
4197     }
4198     reply("OSMSG_UNKNOWN_SUBCOMMAND", argv[1], argv[0]);
4199     return 0;
4200 }
4201
4202 static struct helpfile_expansion
4203 opserv_help_expand(const char *variable)
4204 {
4205     extern struct userNode *message_source;
4206     struct helpfile_expansion exp;
4207     struct service *service;
4208     struct svccmd *cmd;
4209     dict_iterator_t it;
4210     int row;
4211     unsigned int level;
4212
4213     if (!(service = service_find(message_source->nick))) {
4214         exp.type = HF_STRING;
4215         exp.value.str = NULL;
4216     } else if (!irccasecmp(variable, "index")) {
4217         exp.type = HF_TABLE;
4218         exp.value.table.length = 1;
4219         exp.value.table.width = 2;
4220         exp.value.table.flags = TABLE_REPEAT_HEADERS | TABLE_REPEAT_ROWS;
4221         exp.value.table.contents = calloc(dict_size(service->commands)+1, sizeof(char**));
4222         exp.value.table.contents[0] = calloc(exp.value.table.width, sizeof(char*));
4223         exp.value.table.contents[0][0] = "Command";
4224         exp.value.table.contents[0][1] = "Level";
4225         for (it=dict_first(service->commands); it; it=iter_next(it)) {
4226             cmd = iter_data(it);
4227             row = exp.value.table.length++;
4228             exp.value.table.contents[row] = calloc(exp.value.table.width, sizeof(char*));
4229             exp.value.table.contents[row][0] = iter_key(it);
4230             level = cmd->min_opserv_level;
4231             if (!level_strings[level]) {
4232                 level_strings[level] = malloc(16);
4233                 snprintf(level_strings[level], 16, "%3d", level);
4234             }
4235             exp.value.table.contents[row][1] = level_strings[level];
4236         }
4237     } else if (!strncasecmp(variable, "level", 5)) {
4238         cmd = dict_find(service->commands, variable+6, NULL);
4239         exp.type = HF_STRING;
4240         if (cmd) {
4241             level = cmd->min_opserv_level;
4242             exp.value.str = malloc(16);
4243             snprintf(exp.value.str, 16, "%3d", level);
4244         } else {
4245             exp.value.str = NULL;
4246         }
4247     } else {
4248         exp.type = HF_STRING;
4249         exp.value.str = NULL;
4250     }
4251     return exp;
4252 }
4253
4254 struct modcmd *
4255 opserv_define_func(const char *name, modcmd_func_t *func, int min_level, int reqchan, int min_argc)
4256 {
4257     char buf[16], *flags = NULL;
4258     unsigned int iflags = 0;
4259     sprintf(buf, "%d", min_level);
4260     switch (reqchan) {
4261     case 1: flags = "+acceptchan"; break;
4262     case 3: flags = "+acceptpluschan"; /* fall through */
4263     case 2: iflags = MODCMD_REQUIRE_CHANNEL; break;
4264     }
4265     if (flags) {
4266         return modcmd_register(opserv_module, name, func, min_argc, iflags, "level", buf, "flags", flags, "flags", "+oper", NULL);
4267     } else {
4268         return modcmd_register(opserv_module, name, func, min_argc, iflags, "level", buf, "flags", "+oper", NULL);
4269     }
4270 }
4271
4272 int add_reserved(const char *key, void *data, void *extra)
4273 {
4274     struct chanNode *chan;
4275     struct record_data *rd = data;
4276     const char *ident, *hostname, *desc;
4277     unsigned int i;
4278     struct userNode *reserve;
4279     ident = database_get_data(rd->d.object, KEY_IDENT, RECDB_QSTRING);
4280     if (!ident) {
4281         log_module(OS_LOG, LOG_ERROR, "Missing ident for reserve of %s", key);
4282         return 0;
4283     }
4284     hostname = database_get_data(rd->d.object, KEY_HOSTNAME, RECDB_QSTRING);
4285     if (!hostname) {
4286         log_module(OS_LOG, LOG_ERROR, "Missing hostname for reserve of %s", key);
4287         return 0;
4288     }
4289     desc = database_get_data(rd->d.object, KEY_DESC, RECDB_QSTRING);
4290     if (!desc) {
4291         log_module(OS_LOG, LOG_ERROR, "Missing description for reserve of %s", key);
4292         return 0;
4293     }
4294     if ((reserve = AddClone(key, ident, hostname, desc))) {
4295         reserve->modes |= FLAGS_PERSISTENT;
4296         dict_insert(extra, reserve->nick, reserve);
4297     }
4298
4299     if (autojoin_channels && reserve) {
4300         for (i = 0; i < autojoin_channels->used; i++) {
4301             chan = AddChannel(autojoin_channels->list[i], now, "+nt", NULL, NULL);
4302             AddChannelUser(reserve, chan)->modes |= MODE_VOICE;
4303         }
4304     }
4305
4306     return 0;
4307 }
4308
4309 static unsigned int
4310 foreach_matching_user(const char *hostmask, discrim_search_func func, void *extra)
4311 {
4312     discrim_t discrim;
4313     char *dupmask;
4314     unsigned int matched;
4315
4316     if (!self->uplink) return 0;
4317     discrim = calloc(1, sizeof(*discrim));
4318     discrim->limit = dict_size(clients);
4319     discrim->max_level = ~0;
4320     discrim->max_ts = now;
4321     discrim->max_channels = INT_MAX;
4322     discrim->authed = -1;
4323     discrim->info_space = -1;
4324     discrim->intra_scmp = 0;
4325     discrim->intra_dcmp = 0;
4326     discrim->use_regex = 0;
4327     discrim->silent = 0;
4328     dupmask = strdup(hostmask);
4329     if (split_ircmask(dupmask, &discrim->mask_nick, &discrim->mask_ident, &discrim->mask_host)) {
4330         if (!irc_pton(&discrim->ip_mask, &discrim->ip_mask_bits, discrim->mask_host))
4331             discrim->ip_mask_bits = 0;
4332         matched = opserv_discrim_search(discrim, func, extra);
4333     } else {
4334         log_module(OS_LOG, LOG_ERROR, "Couldn't split IRC mask for gag %s!", hostmask);
4335         matched = 0;
4336     }
4337     free(discrim);
4338     free(dupmask);
4339     return matched;
4340 }
4341
4342 static unsigned int
4343 gag_free(struct gag_entry *gag)
4344 {
4345     unsigned int ungagged;
4346
4347     /* Remove from gag list */
4348     if (gagList == gag) {
4349         gagList = gag->next;
4350     } else {
4351         struct gag_entry *prev;
4352         for (prev = gagList; prev->next != gag; prev = prev->next) ;
4353         prev->next = gag->next;
4354     }
4355
4356     ungagged = foreach_matching_user(gag->mask, ungag_helper_func, NULL);
4357
4358     /* Deallocate storage */
4359     free(gag->reason);
4360     free(gag->owner);
4361     free(gag->mask);
4362     free(gag);
4363
4364     return ungagged;
4365 }
4366
4367 static void
4368 gag_expire(void *data)
4369 {
4370     gag_free(data);
4371 }
4372
4373 unsigned int
4374 gag_create(const char *mask, const char *owner, const char *reason, time_t expires)
4375 {
4376     struct gag_entry *gag;
4377
4378     /* Create gag and put it into linked list */
4379     gag = calloc(1, sizeof(*gag));
4380     gag->mask = strdup(mask);
4381     gag->owner = strdup(owner ? owner : "<unknown>");
4382     gag->reason = strdup(reason ? reason : "<unknown>");
4383     gag->expires = expires;
4384     if (gag->expires)
4385         timeq_add(gag->expires, gag_expire, gag);
4386     gag->next = gagList;
4387     gagList = gag;
4388
4389     /* If we're linked, see if who the gag applies to */
4390     return foreach_matching_user(mask, gag_helper_func, gag);
4391 }
4392
4393 static int
4394 add_gag_helper(const char *key, void *data, UNUSED_ARG(void *extra))
4395 {
4396     struct record_data *rd = data;
4397     char *owner, *reason, *expstr;
4398     time_t expires;
4399
4400     owner = database_get_data(rd->d.object, KEY_OWNER, RECDB_QSTRING);
4401     reason = database_get_data(rd->d.object, KEY_REASON, RECDB_QSTRING);
4402     expstr = database_get_data(rd->d.object, KEY_EXPIRES, RECDB_QSTRING);
4403     expires = expstr ? strtoul(expstr, NULL, 0) : 0;
4404     gag_create(key, owner, reason, expires);
4405
4406     return 0;
4407 }
4408
4409 static struct opserv_user_alert *
4410 opserv_add_user_alert(struct userNode *req, const char *name, opserv_alert_reaction reaction, const char *text_discrim)
4411 {
4412     unsigned int wordc;
4413     char *wordv[MAXNUMPARAMS], *discrim_copy;
4414     struct opserv_user_alert *alert;
4415     char *name_dup;
4416
4417     if (dict_find(opserv_user_alerts, name, NULL)) {
4418         send_message(req, opserv, "OSMSG_ALERT_EXISTS", name);
4419         return NULL;
4420     }
4421     alert = malloc(sizeof(*alert));
4422     alert->owner = strdup(req->handle_info ? req->handle_info->handle : req->nick);
4423     alert->text_discrim = strdup(text_discrim);
4424     discrim_copy = strdup(text_discrim); /* save a copy of the discrim */
4425     wordc = split_line(discrim_copy, false, ArrayLength(wordv), wordv);
4426     alert->discrim = opserv_discrim_create(req, opserv, wordc, wordv, 0);
4427     if (!alert->discrim) {
4428         free(alert->text_discrim);
4429         free(discrim_copy);
4430         free(alert);
4431         return NULL;
4432     }
4433     alert->split_discrim = discrim_copy;
4434     name_dup = strdup(name);
4435     if (!alert->discrim->reason)
4436         alert->discrim->reason = strdup(name);
4437     alert->reaction = reaction;
4438     dict_insert(opserv_user_alerts, name_dup, alert);
4439     /* Stick the alert into the appropriate additional alert dict(s).
4440      * For channel alerts, we only use channels and min_channels;
4441      * max_channels would have to be checked on /part, which we do not
4442      * yet do, and which seems of questionable value.
4443      */
4444     if (alert->discrim->channel || alert->discrim->min_channels)
4445         dict_insert(opserv_channel_alerts, name_dup, alert);
4446     if (alert->discrim->mask_nick)
4447         dict_insert(opserv_nick_based_alerts, name_dup, alert);
4448     return alert;
4449 }
4450
4451 /*
4452 static int
4453 add_chan_warn(const char *key, void *data, UNUSED_ARG(void *extra))
4454 {
4455     struct record_data *rd = data;
4456     char *reason = GET_RECORD_QSTRING(rd);
4457
4458     * i hope this can't happen *
4459     if (!reason)
4460         reason = "No Reason";
4461
4462     dict_insert(opserv_chan_warn, strdup(key), strdup(reason));
4463     return 0;
4464 }
4465 */
4466
4467
4468 static int
4469 add_user_alert(const char *key, void *data, UNUSED_ARG(void *extra))
4470 {
4471     dict_t alert_dict;
4472     const char *discrim, *react, *owner;
4473     opserv_alert_reaction reaction;
4474     struct opserv_user_alert *alert;
4475
4476     if (!(alert_dict = GET_RECORD_OBJECT((struct record_data *)data))) {
4477         log_module(OS_LOG, LOG_ERROR, "Bad type (not a record) for alert %s.", key);
4478         return 1;
4479     }
4480     discrim = database_get_data(alert_dict, KEY_DISCRIM, RECDB_QSTRING);
4481     react = database_get_data(alert_dict, KEY_REACTION, RECDB_QSTRING);
4482     if (!react || !irccasecmp(react, "notice"))
4483         reaction = REACT_NOTICE;
4484     else if (!irccasecmp(react, "kill"))
4485         reaction = REACT_KILL;
4486     /*
4487     else if (!irccasecmp(react, "silent"))
4488         reaction = REACT_SILENT;
4489     */
4490     else if (!irccasecmp(react, "gline"))
4491         reaction = REACT_GLINE;
4492     else if (!irccasecmp(react, "track"))
4493         reaction = REACT_TRACK;
4494     else if (!irccasecmp(react, "shun"))
4495         reaction = REACT_SHUN;
4496     else if (!irccasecmp(react, "svsjoin"))
4497         reaction = REACT_SVSJOIN;
4498     else {
4499         log_module(OS_LOG, LOG_ERROR, "Invalid reaction %s for alert %s.", react, key);
4500         return 0;
4501     }
4502     alert = opserv_add_user_alert(opserv, key, reaction, discrim);
4503     if (!alert) {
4504         log_module(OS_LOG, LOG_ERROR, "Unable to create alert %s from database.", key);
4505         return 0;
4506     }
4507     owner = database_get_data(alert_dict, KEY_OWNER, RECDB_QSTRING);
4508     free(alert->owner);
4509     alert->owner = strdup(owner ? owner : "<unknown>");
4510     return 0;
4511 }
4512
4513 static int
4514 trusted_host_read(const char *host, void *data, UNUSED_ARG(void *extra))
4515 {
4516     struct record_data *rd = data;
4517     const char *limit, *str, *reason, *issuer;
4518     time_t issued, expires;
4519
4520     if (rd->type == RECDB_QSTRING) {
4521         /* old style host by itself */
4522         limit = GET_RECORD_QSTRING(rd);
4523         issued = 0;
4524         issuer = NULL;
4525         expires = 0;
4526         reason = NULL;
4527     } else if (rd->type == RECDB_OBJECT) {
4528         dict_t obj = GET_RECORD_OBJECT(rd);
4529         /* new style structure */
4530         limit = database_get_data(obj, KEY_LIMIT, RECDB_QSTRING);
4531         str = database_get_data(obj, KEY_EXPIRES, RECDB_QSTRING);
4532         expires = str ? ParseInterval(str) : 0;
4533         reason = database_get_data(obj, KEY_REASON, RECDB_QSTRING);
4534         issuer = database_get_data(obj, KEY_ISSUER, RECDB_QSTRING);
4535         str = database_get_data(obj, KEY_ISSUED, RECDB_QSTRING);
4536         issued = str ? ParseInterval(str) : 0;
4537     } else
4538         return 0;
4539
4540     if (expires && (expires < now))
4541         return 0;
4542     opserv_add_trusted_host(host, (limit ? strtoul(limit, NULL, 0) : 0), issuer, issued, expires, reason);
4543     return 0;
4544 }
4545
4546 static int
4547 add_routing_plan_server(const char *name, void *data, void *rp)
4548 {
4549     struct record_data *rd = data;
4550     const char *uplink, *portstr, *karma, *second, *offline;
4551
4552     dict_t obj = GET_RECORD_OBJECT(rd);
4553     if(rd->type == RECDB_OBJECT) {
4554         uplink = database_get_data(obj, KEY_UPLINK, RECDB_QSTRING);
4555         second = database_get_data(obj, KEY_SECOND, RECDB_QSTRING);
4556         portstr = database_get_data(obj, KEY_PORT, RECDB_QSTRING);
4557         karma   = database_get_data(obj, KEY_KARMA, RECDB_QSTRING);
4558         offline = database_get_data(obj, KEY_OFFLINE, RECDB_QSTRING);
4559         /* create routing plan server named key, with uplink uplink. */
4560         opserv_routing_plan_add_server(rp, name, uplink, portstr ? atoi(portstr) : 0,
4561                                        karma ? atoi(karma) : KARMA_DEFAULT, second,
4562                                        offline ? atoi(offline) : 0);
4563     }
4564     return 0;
4565
4566 }
4567
4568 static int
4569 routing_plan_set_option(const char *name, void *data, UNUSED_ARG(void *extra))
4570 {
4571     struct record_data *rd = data;
4572     if(rd->type == RECDB_QSTRING)
4573     {
4574         char *value = GET_RECORD_QSTRING(rd);
4575         dict_insert(opserv_routing_plan_options, strdup(name), strdup(value));
4576     }
4577     return 0;
4578 }
4579
4580 static int
4581 add_routing_plan(const char *name, void *data, UNUSED_ARG(void *extra))
4582 {
4583     struct record_data *rd = data;
4584     struct routingPlan *rp;
4585
4586     if(rd->type == RECDB_OBJECT) {
4587         dict_t obj = GET_RECORD_OBJECT(rd);
4588         rp = opserv_add_routing_plan(name);
4589         dict_foreach(obj, add_routing_plan_server, rp);
4590     }
4591     return 0;
4592 }
4593
4594 static int
4595 opserv_saxdb_read(struct dict *conf_db)
4596 {
4597     dict_t object;
4598     struct record_data *rd;
4599     dict_iterator_t it;
4600     unsigned int nn;
4601
4602     if ((object = database_get_data(conf_db, KEY_RESERVES, RECDB_OBJECT)))
4603         dict_foreach(object, add_reserved, opserv_reserved_nick_dict);
4604     if ((rd = database_get_path(conf_db, KEY_BAD_WORDS))) {
4605         switch (rd->type) {
4606         case RECDB_STRING_LIST:
4607             /* Add words one by one just in case there are overlaps from an old DB. */
4608             for (nn=0; nn<rd->d.slist->used; ++nn)
4609                 opserv_add_bad_word(NULL, NULL, rd->d.slist->list[nn]);
4610             break;
4611         case RECDB_OBJECT:
4612             for (it=dict_first(rd->d.object); it; it=iter_next(it)) {
4613                 opserv_add_bad_word(NULL, NULL, iter_key(it));
4614                 rd = iter_data(it);
4615                 if (rd->type == RECDB_STRING_LIST)
4616                     for (nn=0; nn<rd->d.slist->used; nn++)
4617                         dict_insert(opserv_exempt_channels, strdup(rd->d.slist->list[nn]), NULL);
4618             }
4619             break;
4620         default:
4621             /* do nothing */;
4622         }
4623     }
4624     if ((rd = database_get_path(conf_db, KEY_EXEMPT_CHANNELS))
4625         && (rd->type == RECDB_STRING_LIST)) {
4626         for (nn=0; nn<rd->d.slist->used; ++nn)
4627             dict_insert(opserv_exempt_channels, strdup(rd->d.slist->list[nn]), NULL);
4628     }
4629     if ((object = database_get_data(conf_db, KEY_MAX_CLIENTS, RECDB_OBJECT))) {
4630         char *str;
4631         if ((str = database_get_data(object, KEY_MAX, RECDB_QSTRING)))
4632             max_clients = atoi(str);
4633         if ((str = database_get_data(object, KEY_TIME, RECDB_QSTRING)))
4634             max_clients_time = atoi(str);
4635     }
4636     if ((object = database_get_data(conf_db, KEY_TRUSTED_HOSTS, RECDB_OBJECT)))
4637         dict_foreach(object, trusted_host_read, opserv_trusted_hosts);
4638     if ((object = database_get_data(conf_db, KEY_GAGS, RECDB_OBJECT)))
4639         dict_foreach(object, add_gag_helper, NULL);
4640     if ((object = database_get_data(conf_db, KEY_ALERTS, RECDB_OBJECT)))
4641         dict_foreach(object, add_user_alert, NULL);
4642 /*
4643     if ((object = database_get_data(conf_db, KEY_WARN, RECDB_OBJECT)))
4644         dict_foreach(object, add_chan_warn, NULL);
4645 */
4646
4647     if ((object = database_get_data(conf_db, KEY_ROUTINGPLAN, RECDB_OBJECT)))
4648         dict_foreach(object, add_routing_plan, NULL);
4649
4650     if ((object = database_get_data(conf_db, KEY_ROUTINGPLAN_OPTIONS, RECDB_OBJECT)))
4651         dict_foreach(object, routing_plan_set_option, NULL);
4652
4653     return 0;
4654 }
4655
4656 static int
4657 opserv_saxdb_write(struct saxdb_context *ctx)
4658 {
4659     struct string_list *slist;
4660     dict_iterator_t it;
4661
4662     /* reserved nicks */
4663     if (dict_size(opserv_reserved_nick_dict)) {
4664         saxdb_start_record(ctx, KEY_RESERVES, 1);
4665         for (it = dict_first(opserv_reserved_nick_dict); it; it = iter_next(it)) {
4666             struct userNode *user = iter_data(it);
4667             if (!IsPersistent(user)) continue;
4668             saxdb_start_record(ctx, iter_key(it), 0);
4669             saxdb_write_string(ctx, KEY_IDENT, user->ident);
4670             saxdb_write_string(ctx, KEY_HOSTNAME, user->hostname);
4671             saxdb_write_string(ctx, KEY_DESC, user->info);
4672             saxdb_end_record(ctx);
4673         }
4674         saxdb_end_record(ctx);
4675     }
4676     /* bad word set */
4677     if (opserv_bad_words->used) {
4678         saxdb_write_string_list(ctx, KEY_BAD_WORDS, opserv_bad_words);
4679     }
4680     /* routing plan options */
4681     if (dict_size(opserv_routing_plan_options)) {
4682         saxdb_start_record(ctx, KEY_ROUTINGPLAN_OPTIONS, 1);
4683         for(it = dict_first(opserv_routing_plan_options); it; it = iter_next(it)) {
4684             saxdb_write_string(ctx, iter_key(it), iter_data(it));
4685         }
4686         saxdb_end_record(ctx);
4687     }
4688     /* routing plans */
4689     if (dict_size(opserv_routing_plans)) {
4690         dict_iterator_t svrit;
4691         struct routingPlan *rp;
4692         struct routingPlanServer *rps;
4693         saxdb_start_record(ctx, KEY_ROUTINGPLAN, 1);
4694         for (it = dict_first(opserv_routing_plans); it; it = iter_next(it)) {
4695             rp = iter_data(it);
4696             saxdb_start_record(ctx, iter_key(it), 0);
4697             for(svrit = dict_first(rp->servers); svrit; svrit = iter_next(svrit)) {
4698                 char buf[MAXLEN];
4699                 rps = iter_data(svrit);
4700                 saxdb_start_record(ctx, iter_key(svrit), 0);
4701                 saxdb_write_string(ctx, KEY_UPLINK, rps->uplink);
4702                 if(rps->secondaryuplink)
4703                     saxdb_write_string(ctx, KEY_SECOND, rps->secondaryuplink);
4704                 sprintf(buf, "%d", rps->port);
4705                 saxdb_write_string(ctx, KEY_PORT, buf);
4706                 sprintf(buf, "%d", rps->karma);
4707                 saxdb_write_string(ctx, KEY_KARMA, buf);
4708                 sprintf(buf, "%d", rps->offline);
4709                 saxdb_write_string(ctx, KEY_OFFLINE, buf);
4710                 saxdb_end_record(ctx);
4711             }
4712             saxdb_end_record(ctx);
4713         }
4714         saxdb_end_record(ctx);
4715     }
4716     /* insert exempt channel names */
4717     if (dict_size(opserv_exempt_channels)) {
4718         slist = alloc_string_list(dict_size(opserv_exempt_channels));
4719         for (it=dict_first(opserv_exempt_channels); it; it=iter_next(it)) {
4720             string_list_append(slist, strdup(iter_key(it)));
4721         }
4722         saxdb_write_string_list(ctx, KEY_EXEMPT_CHANNELS, slist);
4723         free_string_list(slist);
4724     }
4725     /* trusted hosts takes a little more work */
4726     if (dict_size(opserv_trusted_hosts)) {
4727         saxdb_start_record(ctx, KEY_TRUSTED_HOSTS, 1);
4728         for (it = dict_first(opserv_trusted_hosts); it; it = iter_next(it)) {
4729             struct trusted_host *th = iter_data(it);
4730             saxdb_start_record(ctx, iter_key(it), 0);
4731             if (th->limit) saxdb_write_int(ctx, KEY_LIMIT, th->limit);
4732             if (th->expires) saxdb_write_int(ctx, KEY_EXPIRES, th->expires);
4733             if (th->issued) saxdb_write_int(ctx, KEY_ISSUED, th->issued);
4734             if (th->issuer) saxdb_write_string(ctx, KEY_ISSUER, th->issuer);
4735             if (th->reason) saxdb_write_string(ctx, KEY_REASON, th->reason);
4736             saxdb_end_record(ctx);
4737         }
4738         saxdb_end_record(ctx);
4739     }
4740     /* gags */
4741     if (gagList) {
4742         struct gag_entry *gag;
4743         saxdb_start_record(ctx, KEY_GAGS, 1);
4744         for (gag = gagList; gag; gag = gag->next) {
4745             saxdb_start_record(ctx, gag->mask, 0);
4746             saxdb_write_string(ctx, KEY_OWNER, gag->owner);
4747             saxdb_write_string(ctx, KEY_REASON, gag->reason);
4748             if (gag->expires) saxdb_write_int(ctx, KEY_EXPIRES, gag->expires);
4749             saxdb_end_record(ctx);
4750         }
4751         saxdb_end_record(ctx);
4752     }
4753     /* channel warnings */
4754     /*
4755     if (dict_size(opserv_chan_warn)) {
4756         saxdb_start_record(ctx, KEY_WARN, 0);
4757         for (it = dict_first(opserv_chan_warn); it; it = iter_next(it)) {
4758             saxdb_write_string(ctx, iter_key(it), iter_data(it));
4759         }
4760         saxdb_end_record(ctx);
4761     }
4762     */
4763     /* alerts */
4764     if (dict_size(opserv_user_alerts)) {
4765         saxdb_start_record(ctx, KEY_ALERTS, 1);
4766         for (it = dict_first(opserv_user_alerts); it; it = iter_next(it)) {
4767             struct opserv_user_alert *alert = iter_data(it);
4768             const char *reaction;
4769             saxdb_start_record(ctx, iter_key(it), 0);
4770             saxdb_write_string(ctx, KEY_DISCRIM, alert->text_discrim);
4771             saxdb_write_string(ctx, KEY_OWNER, alert->owner);
4772             switch (alert->reaction) {
4773             case REACT_NOTICE: reaction = "notice"; break;
4774             case REACT_KILL: reaction = "kill"; break;
4775 //            case REACT_SILENT: reaction = "silent"; break;
4776             case REACT_GLINE: reaction = "gline"; break;
4777             case REACT_TRACK: reaction = "track"; break;
4778             case REACT_SHUN: reaction = "shun"; break;
4779             case REACT_SVSJOIN: reaction = "svsjoin"; break;
4780             default:
4781                 reaction = NULL;
4782                 log_module(OS_LOG, LOG_ERROR, "Invalid reaction type %d for alert %s (while writing database).", alert->reaction, iter_key(it));
4783                 break;
4784             }
4785             if (reaction) saxdb_write_string(ctx, KEY_REACTION, reaction);
4786             saxdb_end_record(ctx);
4787         }
4788         saxdb_end_record(ctx);
4789     }
4790     /* max clients */
4791     saxdb_start_record(ctx, KEY_MAX_CLIENTS, 0);
4792     saxdb_write_int(ctx, KEY_MAX, max_clients);
4793     saxdb_write_int(ctx, KEY_TIME, max_clients_time);
4794     saxdb_end_record(ctx);
4795     return 0;
4796 }
4797
4798 static int
4799 query_keys_helper(const char *key, UNUSED_ARG(void *data), void *extra)
4800 {
4801     send_message_type(4, extra, opserv, "$b%s$b", key);
4802     return 0;
4803 }
4804
4805 static MODCMD_FUNC(cmd_query)
4806 {
4807     struct record_data *rd;
4808     unsigned int i;
4809     char *nodename;
4810
4811     if (argc < 2) {
4812         reply("OSMSG_OPTION_ROOT");
4813         conf_enum_root(query_keys_helper, user);
4814         return 1;
4815     }
4816
4817     nodename = unsplit_string(argv+1, argc-1, NULL);
4818     if (!(rd = conf_get_node(nodename))) {
4819         reply("OSMSG_UNKNOWN_OPTION", nodename);
4820         return 0;
4821     }
4822
4823     if (rd->type == RECDB_QSTRING)
4824         reply("OSMSG_OPTION_IS", nodename, rd->d.qstring);
4825     else if (rd->type == RECDB_STRING_LIST) {
4826         reply("OSMSG_OPTION_LIST", nodename);
4827         if (rd->d.slist->used)
4828             for (i=0; i<rd->d.slist->used; i++)
4829                 send_message_type(4, user, cmd->parent->bot, "$b%s$b", rd->d.slist->list[i]);
4830         else
4831             reply("OSMSG_OPTION_LIST_EMPTY");
4832     } else if (rd->type == RECDB_OBJECT) {
4833         reply("OSMSG_OPTION_KEYS", nodename);
4834         dict_foreach(rd->d.object, query_keys_helper, user);
4835     }
4836
4837     return 1;
4838 }
4839
4840 static MODCMD_FUNC(cmd_set)
4841 {
4842     struct record_data *rd;
4843
4844     /* I originally wanted to be able to fully manipulate the config
4845        db with this, but i wussed out. feel free to fix this - you'll
4846        need to handle quoted strings which have been split, and likely
4847        invent a syntax for it. -Zoot */
4848
4849     if (!(rd = conf_get_node(argv[1]))) {
4850         reply("OSMSG_SET_NOT_SET", argv[1]);
4851         return 0;
4852     }
4853
4854     if (rd->type != RECDB_QSTRING) {
4855         reply("OSMSG_SET_BAD_TYPE", argv[1]);
4856         return 0;
4857     }
4858
4859     free(rd->d.qstring);
4860     rd->d.qstring = strdup(argv[2]);
4861     conf_call_reload_funcs();
4862     reply("OSMSG_SET_SUCCESS", argv[1], argv[2]);
4863     return 1;
4864 }
4865
4866 static MODCMD_FUNC(cmd_settime)
4867 {
4868     const char *srv_name_mask = "*";
4869     time_t new_time = now;
4870
4871     if (argc > 1)
4872         srv_name_mask = argv[1];
4873     if (argc > 2)
4874         new_time = time(NULL);
4875     irc_settime(srv_name_mask, new_time);
4876     reply("OSMSG_SETTIME_SUCCESS", srv_name_mask);
4877     return 1;
4878 }
4879
4880 static discrim_t
4881 opserv_discrim_create(struct userNode *user, struct userNode *bot, unsigned int argc, char *argv[], int allow_channel)
4882 {
4883     unsigned int i, j;
4884     discrim_t discrim;
4885
4886     discrim = calloc(1, sizeof(*discrim));
4887     discrim->limit = 250;
4888     discrim->max_level = ~0;
4889     discrim->max_ts = INT_MAX;
4890     discrim->domain_depth = 2;
4891     discrim->max_channels = INT_MAX;
4892     discrim->authed = -1;
4893     discrim->info_space = -1;
4894     discrim->intra_dcmp = 0;
4895     discrim->intra_scmp = 0;
4896     discrim->use_regex = 0;
4897     discrim->silent = 0;
4898
4899     for (i=0; i<argc; i++) {
4900         if (irccasecmp(argv[i], "log") == 0) {
4901             discrim->option_log = 1;
4902             continue;
4903         }
4904         /* Assume all other criteria require arguments. */
4905         if (i == argc - 1) {
4906             send_message(user, bot, "MSG_MISSING_PARAMS", argv[i]);
4907             goto fail;
4908         }
4909         if (argv[i+1][0] == '&') {
4910             /* Looking for intra-userNode matches */
4911             char *tmp = &(argv[i+1][1]);
4912             if (strcasecmp(tmp, argv[i]) != 0) { /* Don't allow "nick &nick" etc */
4913                 if (!strcasecmp(tmp, "nick"))
4914                     discrim->intra_dcmp = 1;
4915                 else if (!strcasecmp(tmp, "ident"))
4916                     discrim->intra_dcmp = 2;
4917                 else if (!strcasecmp(tmp, "info"))
4918                     discrim->intra_dcmp = 3;
4919             }
4920         }
4921         if (irccasecmp(argv[i], "mask") == 0) {
4922             if (!is_ircmask(argv[++i])) {
4923                 send_message(user, bot, "OSMSG_INVALID_IRCMASK", argv[i]);
4924                 goto fail;
4925             }
4926             if (!split_ircmask(argv[i],
4927                                &discrim->mask_nick,
4928                                &discrim->mask_ident,
4929                                &discrim->mask_host)) {
4930                 send_message(user, bot, "OSMSG_INVALID_IRCMASK", argv[i]);
4931                 goto fail;
4932             }
4933         } else if (irccasecmp(argv[i], "nick") == 0) {
4934             i++;
4935             if (discrim->intra_dcmp > 0)
4936                 discrim->intra_scmp = 1;
4937             else
4938                 discrim->mask_nick = argv[i];
4939         } else if (irccasecmp(argv[i], "ident") == 0) {
4940             i++;
4941             if (discrim->intra_dcmp > 0)
4942                 discrim->intra_scmp = 2;
4943             else
4944                 discrim->mask_ident = argv[i];
4945         } else if (irccasecmp(argv[i], "host") == 0) {
4946             discrim->mask_host = argv[++i];
4947         } else if (irccasecmp(argv[i], "info") == 0) {
4948             i++;
4949             if (discrim->intra_dcmp > 0)
4950                 discrim->intra_scmp = 3;
4951             else
4952                 discrim->mask_info = argv[i];
4953         } else if (irccasecmp(argv[i], "server") == 0) {
4954             discrim->server = argv[++i];
4955         } else if (irccasecmp(argv[i], "ip") == 0) {
4956             j = irc_pton(&discrim->ip_mask, &discrim->ip_mask_bits, argv[++i]);
4957             if (!j) {
4958                 send_message(user, bot, "OSMSG_BAD_IP", argv[i]);
4959                 goto fail;
4960             }
4961     } else if (irccasecmp(argv[i], "account") == 0) {
4962         if (discrim->authed == 0) {
4963             send_message(user, bot, "OSMSG_ACCOUNTMASK_AUTHED");
4964             goto fail;
4965         }
4966         discrim->accountmask = argv[++i];
4967         discrim->authed = 1;
4968     } else if (irccasecmp(argv[i], "chantarget") == 0) {
4969             if(!IsChannelName(argv[i+1])) {
4970                 send_message(user, bot, "MSG_NOT_CHANNEL_NAME");
4971                 goto fail;
4972             }
4973             discrim->chantarget = argv[++i];
4974     } else if (irccasecmp(argv[i], "authed") == 0) {
4975         i++; /* true_string and false_string are macros! */
4976         if (true_string(argv[i])) {
4977             discrim->authed = 1;
4978         } else if (false_string(argv[i])) {
4979             if (discrim->accountmask) {
4980                 send_message(user, bot, "OSMSG_ACCOUNTMASK_AUTHED");
4981                 goto fail;
4982             }
4983             discrim->authed = 0;
4984         } else {
4985             send_message(user, bot, "MSG_INVALID_BINARY", argv[i]);
4986             goto fail;
4987         }
4988     } else if (irccasecmp(argv[i], "info_space") == 0) {
4989         /* XXX: A hack because you can't check explicitly for a space through
4990          * any other means */
4991         i++;
4992         if (true_string(argv[i])) {
4993             discrim->info_space = 1;
4994         } else if (false_string(argv[i])) {
4995             discrim->info_space = 0;
4996         } else {
4997             send_message(user, bot, "MSG_INVALID_BINARY", argv[i]);
4998             goto fail;
4999         }
5000     } else if (irccasecmp(argv[i], "regex") == 0) {
5001         i++;
5002         if (true_string(argv[i])) {
5003             discrim->use_regex = 1;
5004         } else if (false_string(argv[i])) {
5005             discrim->use_regex = 0;
5006         } else {
5007             send_message(user, bot, "MSG_INVALID_BINARY", argv[i]);
5008             goto fail;
5009         }
5010     } else if (irccasecmp(argv[i], "silent") == 0) {
5011         i++;
5012         if(user != opserv && !oper_has_access(user, opserv, opserv_conf.silent_level, 0)) {
5013             goto fail;
5014         } else if (true_string(argv[i])) {
5015             discrim->silent = 1;
5016         } else if (false_string(argv[i])) {
5017             discrim->silent = 0;
5018         } else {
5019             send_message(user, bot, "MSG_INVALID_BINARY", argv[i]);
5020             goto fail;
5021         }
5022     } else if (irccasecmp(argv[i], "duration") == 0) {
5023         discrim->duration = ParseInterval(argv[++i]);
5024         } else if (irccasecmp(argv[i], "channel") == 0) {
5025             for (j=0, i++; ; j++) {
5026                 switch (argv[i][j]) {
5027                 case '#':
5028                     goto find_channel;
5029                 case '-':
5030                     discrim->chan_no_modes  |= MODE_CHANOP | MODE_HALFOP | MODE_VOICE;
5031                     break;
5032                 case '+':
5033                     discrim->chan_req_modes |= MODE_VOICE;
5034                     discrim->chan_no_modes  |= MODE_CHANOP;
5035                     discrim->chan_no_modes  |= MODE_HALFOP;
5036                     break;
5037                 case '%':
5038                     discrim->chan_req_modes |= MODE_HALFOP;
5039                     discrim->chan_no_modes  |= MODE_CHANOP;
5040                     discrim->chan_no_modes  |= MODE_VOICE;
5041                     break;
5042                 case '@':
5043                     discrim->chan_req_modes |= MODE_CHANOP;
5044                     break;
5045                 case '\0':
5046                     send_message(user, bot, "MSG_NOT_CHANNEL_NAME");
5047                     goto fail;
5048                 }
5049             }
5050           find_channel:
5051             discrim->chan_no_modes &= ~discrim->chan_req_modes;
5052             if (!(discrim->channel = GetChannel(argv[i]+j))) {
5053                 /* secretly "allow_channel" now means "if a channel name is
5054                  * specified, require that it currently exist" */
5055                 if (allow_channel) {
5056                     send_message(user, bot, "MSG_CHANNEL_UNKNOWN", argv[i]);
5057                     goto fail;
5058                 } else {
5059                     discrim->channel = AddChannel(argv[i]+j, now, NULL, NULL, NULL);
5060                 }
5061             }
5062             LockChannel(discrim->channel);
5063         } else if (irccasecmp(argv[i], "numchannels") == 0) {
5064             discrim->min_channels = discrim->max_channels = strtoul(argv[++i], NULL, 10);
5065         } else if (irccasecmp(argv[i], "limit") == 0) {
5066             discrim->limit = strtoul(argv[++i], NULL, 10);
5067         } else if (irccasecmp(argv[i], "reason") == 0) {
5068             discrim->reason = strdup(unsplit_string(argv+i+1, argc-i-1, NULL));
5069             i = argc;
5070         } else if (irccasecmp(argv[i], "last") == 0) {
5071             discrim->min_ts = now - ParseInterval(argv[++i]);
5072         } else if ((irccasecmp(argv[i], "linked") == 0)
5073                    || (irccasecmp(argv[i], "nickage") == 0)) {
5074             const char *cmp = argv[++i];
5075             if (cmp[0] == '<') {
5076                 if (cmp[1] == '=') {
5077                     discrim->min_ts = now - ParseInterval(cmp+2);
5078                 } else {
5079                     discrim->min_ts = now - (ParseInterval(cmp+1) - 1);
5080                 }
5081             } else if (cmp[0] == '>') {
5082                 if (cmp[1] == '=') {
5083                     discrim->max_ts = now - ParseInterval(cmp+2);
5084                 } else {
5085                     discrim->max_ts = now - (ParseInterval(cmp+1) - 1);
5086                 }
5087             } else {
5088                 discrim->min_ts = now - ParseInterval(cmp+2);
5089             }
5090         } else if (irccasecmp(argv[i], "access") == 0) {
5091             const char *cmp = argv[++i];
5092             if (cmp[0] == '<') {
5093                 if (discrim->min_level == 0) discrim->min_level = 1;
5094                 if (cmp[1] == '=') {
5095                     discrim->max_level = strtoul(cmp+2, NULL, 0);
5096                 } else {
5097                     discrim->max_level = strtoul(cmp+1, NULL, 0) - 1;
5098                 }
5099             } else if (cmp[0] == '=') {
5100                 discrim->min_level = discrim->max_level = strtoul(cmp+1, NULL, 0);
5101             } else if (cmp[0] == '>') {
5102                 if (cmp[1] == '=') {
5103                     discrim->min_level = strtoul(cmp+2, NULL, 0);
5104                 } else {
5105                     discrim->min_level = strtoul(cmp+1, NULL, 0) + 1;
5106                 }
5107             } else {
5108                 discrim->min_level = strtoul(cmp+2, NULL, 0);
5109             }
5110         } else if ((irccasecmp(argv[i], "abuse") == 0)
5111                    && (irccasecmp(argv[++i], "opers") == 0)) {
5112             discrim->match_opers = 1;
5113         } else if (irccasecmp(argv[i], "depth") == 0) {
5114             discrim->domain_depth = strtoul(argv[++i], NULL, 0);
5115         } else if (irccasecmp(argv[i], "clones") == 0) {
5116             discrim->min_clones = strtoul(argv[++i], NULL, 0);
5117         } else {
5118             send_message(user, bot, "MSG_INVALID_CRITERIA", argv[i]);
5119             goto fail;
5120         }
5121     }
5122
5123     if (discrim->mask_nick && !strcmp(discrim->mask_nick, "*")) {
5124         discrim->mask_nick = 0;
5125     }
5126     if (discrim->mask_ident && !strcmp(discrim->mask_ident, "*")) {
5127         discrim->mask_ident = 0;
5128     }
5129     if (discrim->mask_info && !strcmp(discrim->mask_info, "*")) {
5130         discrim->mask_info = 0;
5131     }
5132     if (discrim->mask_host && !discrim->mask_host[strspn(discrim->mask_host, "*.")]) {
5133         discrim->mask_host = 0;
5134     }
5135
5136     if(discrim->use_regex)
5137     {
5138         if(discrim->mask_nick)
5139         {
5140             int err = regcomp(&discrim->regex_nick, discrim->mask_nick, REG_EXTENDED|REG_ICASE|REG_NOSUB);
5141             discrim->has_regex_nick = !err;
5142             if(err)
5143             {
5144                 char buff[256];
5145                 buff[regerror(err, &discrim->regex_nick, buff, sizeof(buff))] = 0;
5146
5147                 send_message(user, bot, "OSMSG_INVALID_REGEX", discrim->mask_nick, buff, err);
5148                 goto regfail;
5149             }
5150         }
5151
5152         if(discrim->mask_ident)
5153         {
5154             int err = regcomp(&discrim->regex_ident, discrim->mask_ident, REG_EXTENDED|REG_ICASE|REG_NOSUB);
5155             discrim->has_regex_ident = !err;
5156             if(err)
5157             {
5158                 char buff[256];
5159                 buff[regerror(err, &discrim->regex_ident, buff, sizeof(buff))] = 0;
5160
5161                 send_message(user, bot, "OSMSG_INVALID_REGEX", discrim->mask_ident, buff, err);
5162                 goto regfail;
5163             }
5164         }
5165
5166         if(discrim->mask_host)
5167         {
5168             int err = regcomp(&discrim->regex_host, discrim->mask_host, REG_EXTENDED|REG_ICASE|REG_NOSUB);
5169             discrim->has_regex_host = !err;
5170             if(err)
5171             {
5172                 char buff[256];
5173                 buff[regerror(err, &discrim->regex_host, buff, sizeof(buff))] = 0;
5174
5175                 send_message(user, bot, "OSMSG_INVALID_REGEX", discrim->mask_host, buff, err);
5176                 goto regfail;
5177             }
5178         }
5179
5180         if(discrim->mask_info)
5181         {
5182             int err = regcomp(&discrim->regex_info, discrim->mask_info, REG_EXTENDED|REG_ICASE|REG_NOSUB);
5183             discrim->has_regex_info = !err;
5184             if(err)
5185             {
5186                 char buff[256];
5187                 buff[regerror(err, &discrim->regex_info, buff, sizeof(buff))] = 0;
5188
5189                 send_message(user, bot, "OSMSG_INVALID_REGEX", discrim->mask_info, buff, err);
5190                 goto regfail;
5191             }
5192         }
5193     }
5194
5195     return discrim;
5196
5197   fail:
5198     free(discrim);
5199     return NULL;
5200
5201   regfail:
5202     if(discrim->has_regex_nick)
5203       regfree(&discrim->regex_nick);
5204     if(discrim->has_regex_ident)
5205       regfree(&discrim->regex_ident);
5206     if(discrim->has_regex_host)
5207       regfree(&discrim->regex_host);
5208     if(discrim->has_regex_info)
5209       regfree(&discrim->regex_info);
5210
5211     free(discrim);
5212     return NULL;
5213 }
5214
5215 static int
5216 discrim_match(discrim_t discrim, struct userNode *user)
5217 {
5218     unsigned int access;
5219     char *scmp=NULL, *dcmp=NULL;
5220
5221     if ((user->timestamp < discrim->min_ts)
5222         || (user->timestamp > discrim->max_ts)
5223         || (user->channels.used < discrim->min_channels)
5224         || (user->channels.used > discrim->max_channels)
5225         || (discrim->authed == 0 && user->handle_info)
5226         || (discrim->authed == 1 && !user->handle_info)
5227         || (discrim->info_space == 0 && user->info[0] == ' ')
5228         || (discrim->info_space == 1 && user->info[0] != ' ')
5229         || (discrim->server && !match_ircglob(user->uplink->name, discrim->server))
5230         || (discrim->accountmask && (!user->handle_info || !match_ircglob(user->handle_info->handle, discrim->accountmask)))
5231         || (discrim->ip_mask_bits && !irc_check_mask(&user->ip, &discrim->ip_mask, discrim->ip_mask_bits))
5232         )
5233         return 0;
5234
5235     if (discrim->channel && !GetUserMode(discrim->channel, user))
5236         return 0;
5237
5238     if(discrim->use_regex)
5239     {
5240         if((discrim->has_regex_nick && regexec(&discrim->regex_nick, user->nick, 0, 0, 0))
5241            || (discrim->has_regex_ident && regexec(&discrim->regex_ident, user->ident, 0, 0, 0))
5242            || (discrim->has_regex_host && regexec(&discrim->regex_host, user->hostname, 0, 0, 0))
5243            || (discrim->has_regex_info && regexec(&discrim->regex_info, user->info, 0, 0, 0))) {
5244            return 0;
5245            }
5246     }
5247     else
5248     {
5249         if ((discrim->mask_nick && !match_ircglob(user->nick, discrim->mask_nick))
5250             || (discrim->mask_ident && !match_ircglob(user->ident, discrim->mask_ident))
5251             || (discrim->mask_host && !match_ircglob(user->hostname, discrim->mask_host))
5252             || (discrim->mask_info && !match_ircglob(user->info, discrim->mask_info))) {
5253             return 0;
5254         }
5255     }
5256
5257     if ((discrim->intra_scmp > 0 && discrim->intra_dcmp > 0)) {
5258        switch(discrim->intra_scmp) {
5259             case 1: scmp=user->nick; break;
5260             case 2: scmp=user->ident; break;
5261             case 3:
5262                 scmp=user->info;
5263                 if (discrim->info_space == 1) scmp++;
5264                 break;
5265         }
5266         switch(discrim->intra_dcmp) {
5267             case 1: dcmp=user->nick; break;
5268             case 2: dcmp=user->ident; break;
5269             case 3: /* When checking INFO, and info_space is enabled
5270                      * ignore the first character in a search
5271                      * XXX: Should we ignore ALL leading whitespace?
5272                      *      Also, what about ignoring ~ in ident?
5273                      */
5274                 dcmp=user->info;
5275                 if (discrim->info_space == 1) dcmp++;
5276                 break;
5277         }
5278         if (irccasecmp(scmp,dcmp))
5279             return 0;
5280     }
5281
5282     access = user->handle_info ? user->handle_info->opserv_level : 0;
5283     if ((access < discrim->min_level)
5284         || (access > discrim->max_level)) {
5285         return 0;
5286     }
5287     if (discrim->min_clones > 1) {
5288         struct opserv_hostinfo *ohi = dict_find(opserv_hostinfo_dict, irc_ntoa(&user->ip), NULL);
5289         if (!ohi || (ohi->clients.used < discrim->min_clones))
5290             return 0;
5291     }
5292     return 1;
5293 }
5294
5295 static unsigned int
5296 opserv_discrim_search(discrim_t discrim, discrim_search_func dsf, void *data)
5297 {
5298     unsigned int nn, count;
5299     struct userList matched;
5300
5301     userList_init(&matched);
5302     /* Try most optimized search methods first */
5303     if (discrim->channel) {
5304         for (nn=0;
5305                 (nn < discrim->channel->members.used)
5306                 && (matched.used < discrim->limit);
5307                 nn++) {
5308             struct modeNode *mn = discrim->channel->members.list[nn];
5309             if (((mn->modes & discrim->chan_req_modes) != discrim->chan_req_modes)
5310                     || ((mn->modes & discrim->chan_no_modes) != 0)) {
5311                 continue;
5312             }
5313             if (discrim_match(discrim, mn->user)) {
5314                 userList_append(&matched, mn->user);
5315             }
5316         }
5317     } else if (discrim->ip_mask_bits == 128) {
5318         struct opserv_hostinfo *ohi = dict_find(opserv_hostinfo_dict, irc_ntoa(&discrim->ip_mask), NULL);
5319         if (!ohi) {
5320             userList_clean(&matched);
5321             return 0;
5322         }
5323         for (nn=0; (nn<ohi->clients.used) && (matched.used < discrim->limit); nn++) {
5324             if (discrim_match(discrim, ohi->clients.list[nn])) {
5325                 userList_append(&matched, ohi->clients.list[nn]);
5326             }
5327         }
5328     } else {
5329         dict_iterator_t it;
5330         for (it=dict_first(clients); it && (matched.used < discrim->limit); it=iter_next(it)) {
5331             if (discrim_match(discrim, iter_data(it))) {
5332                 userList_append(&matched, iter_data(it));
5333             }
5334         }
5335     }
5336
5337     if (!matched.used) {
5338         userList_clean(&matched);
5339         return 0;
5340     }
5341
5342     if (discrim->option_log) {
5343         log_module(OS_LOG, LOG_INFO, "Logging matches for search:");
5344     }
5345     for (nn=0; nn<matched.used; nn++) {
5346         struct userNode *user = matched.list[nn];
5347         if (discrim->option_log) {
5348             log_module(OS_LOG, LOG_INFO, "  %s!%s@%s", user->nick, user->ident, user->hostname);
5349         }
5350         if (dsf(user, data)) {
5351             /* If a search function returns true, it ran into a
5352                problem. Stop going through the list. */
5353             break;
5354         }
5355     }
5356     if (discrim->option_log) {
5357         log_module(OS_LOG, LOG_INFO, "End of matching users.");
5358     }
5359     count = matched.used;
5360     userList_clean(&matched);
5361     return count;
5362 }
5363
5364 static int
5365 trace_print_func(struct userNode *match, void *extra)
5366 {
5367     struct discrim_and_source *das = extra;
5368     if (match->handle_info) {
5369         send_message_type(4, das->source, das->destination, "%-15s\002 \002%10s\002@\002%s (%s)", match->nick, match->ident, match->hostname, match->handle_info->handle);
5370     } else {
5371         send_message_type(4, das->source, das->destination, "%-15s\002 \002%10s\002@\002%s", match->nick, match->ident, match->hostname);
5372     }
5373     return 0;
5374 }
5375
5376 static int
5377 trace_count_func(UNUSED_ARG(struct userNode *match), UNUSED_ARG(void *extra))
5378 {
5379     return 0;
5380 }
5381
5382 static int
5383 is_oper_victim(struct userNode *user, struct userNode *target, int match_opers)
5384 {
5385     return !(IsService(target)
5386              || (!match_opers && IsOper(target))
5387              || (target->handle_info
5388                  && target->handle_info->opserv_level > user->handle_info->opserv_level));
5389 }
5390
5391 static int
5392 trace_gline_func(struct userNode *match, void *extra)
5393 {
5394     struct discrim_and_source *das = extra;
5395
5396     if (is_oper_victim(das->source, match, das->discrim->match_opers)) {
5397         opserv_block(match, das->source->handle_info->handle, das->discrim->reason, das->discrim->duration, das->discrim->silent);
5398     }
5399
5400     return 0;
5401 }
5402
5403 static int
5404 trace_shun_func(struct userNode *match, void *extra)
5405 {
5406     struct discrim_and_source *das = extra;
5407
5408     if (is_oper_victim(das->source, match, das->discrim->match_opers)) {
5409         opserv_shun(match, das->source->handle_info->handle, das->discrim->reason, das->discrim->duration);
5410     }
5411
5412     return 0;
5413 }
5414
5415 static int
5416 trace_kill_func(struct userNode *match, void *extra)
5417 {
5418     struct discrim_and_source *das = extra;
5419
5420     if (is_oper_victim(das->source, match, das->discrim->match_opers)) {
5421         char *reason;
5422         if (das->discrim->reason) {
5423             reason = das->discrim->reason;
5424         } else {
5425             reason = alloca(strlen(OSMSG_KILL_REQUESTED)+strlen(das->source->nick)+1);
5426             sprintf(reason, OSMSG_KILL_REQUESTED, das->source->nick);
5427         }
5428         DelUser(match, opserv, 1, reason);
5429     }
5430
5431     return 0;
5432 }
5433
5434 static int
5435 is_gagged(char *mask)
5436 {
5437     struct gag_entry *gag;
5438
5439     for (gag = gagList; gag; gag = gag->next) {
5440         if (match_ircglobs(gag->mask, mask)) return 1;
5441     }
5442     return 0;
5443 }
5444
5445 static int
5446 trace_gag_func(struct userNode *match, void *extra)
5447 {
5448     struct discrim_and_source *das = extra;
5449
5450     if (is_oper_victim(das->source, match, das->discrim->match_opers)) {
5451         char *reason, *mask;
5452         int masksize;
5453         if (das->discrim->reason) {
5454             reason = das->discrim->reason;
5455         } else {
5456             reason = alloca(strlen(OSMSG_GAG_REQUESTED)+strlen(das->source->nick)+1);
5457             sprintf(reason, OSMSG_GAG_REQUESTED, das->source->nick);
5458         }
5459         masksize = 5+strlen(match->hostname);
5460         mask = alloca(masksize);
5461         snprintf(mask, masksize, "*!*@%s", match->hostname);
5462         if (!is_gagged(mask)) {
5463             gag_create(mask, das->source->handle_info->handle, reason,
5464                        das->discrim->duration ? (now + das->discrim->duration) : 0);
5465         }
5466     }
5467
5468     return 0;
5469 }
5470
5471 static int
5472 trace_domains_func(struct userNode *match, void *extra)
5473 {
5474     struct discrim_and_source *das = extra;
5475     irc_in_addr_t ip;
5476     unsigned long *count;
5477     unsigned int depth;
5478     char *hostname;
5479     char ipmask[IRC_NTOP_MASK_MAX_SIZE];
5480
5481     if (irc_pton(&ip, NULL, match->hostname)) {
5482         if (irc_in_addr_is_ipv4(ip)) {
5483             unsigned long matchip = ntohl(ip.in6_32[3]);
5484             /* raw IP address.. use up to first three octets of IP */
5485             switch (das->discrim->domain_depth) {
5486             default:
5487                 snprintf(ipmask, sizeof(ipmask), "%lu.%lu.%lu.*", (matchip>>24)&255, (matchip>>16)&255, (matchip>>8)&255);
5488                 break;
5489             case 2:
5490                 snprintf(ipmask, sizeof(ipmask), "%lu.%lu.*", (matchip>>24)&255, (matchip>>16)&255);
5491                 break;
5492             case 1:
5493                 snprintf(ipmask, sizeof(ipmask), "%lu.*", (matchip>>24)&255);
5494                 break;
5495             }
5496         } else if (irc_in_addr_is_ipv6(ip)) {
5497             switch (das->discrim->domain_depth) {
5498             case 1:  depth = 16; goto ipv6_pfx;
5499             case 2:  depth = 24; goto ipv6_pfx;
5500             case 3:  depth = 32; goto ipv6_pfx;
5501             default: depth = das->discrim->domain_depth;
5502             ipv6_pfx:
5503                 irc_ntop_mask(ipmask, sizeof(ipmask), &ip, depth);
5504             }
5505         } else safestrncpy(ipmask, match->hostname, sizeof(ipmask));
5506         ipmask[sizeof(ipmask) - 1] = '\0';
5507         hostname = ipmask;
5508     } else {
5509         hostname = match->hostname + strlen(match->hostname);
5510         for (depth=das->discrim->domain_depth;
5511              depth && (hostname > match->hostname);
5512              depth--) {
5513             hostname--;
5514             while ((hostname > match->hostname) && (*hostname != '.')) hostname--;
5515         }
5516         if (*hostname == '.') hostname++; /* advance past last dot we saw */
5517     }
5518     if (!(count = dict_find(das->dict, hostname, NULL))) {
5519         count = calloc(1, sizeof(*count));
5520         dict_insert(das->dict, strdup(hostname), count);
5521     }
5522     (*count)++;
5523     return 0;
5524 }
5525
5526 static int
5527 opserv_show_hostinfo(const char *key, void *data, void *extra)
5528 {
5529     unsigned long *count = data;
5530     struct discrim_and_source *das = extra;
5531
5532     send_message_type(4, das->source, das->destination, "%s %lu", key, *count);
5533     return !--das->disp_limit;
5534 }
5535
5536 static MODCMD_FUNC(cmd_trace)
5537 {
5538     struct discrim_and_source das;
5539     discrim_search_func action;
5540     unsigned int matches;
5541     struct svccmd *subcmd;
5542     char buf[MAXLEN];
5543
5544     sprintf(buf, "trace %s", argv[1]);
5545     if (!(subcmd = dict_find(opserv_service->commands, buf, NULL))) {
5546         reply("OSMSG_BAD_ACTION", argv[1]);
5547         return 0;
5548     }
5549     if (!svccmd_can_invoke(user, opserv_service->bot, subcmd, channel, SVCCMD_NOISY))
5550         return 0;
5551     if (!irccasecmp(argv[1], "print"))
5552         action = trace_print_func;
5553     else if (!irccasecmp(argv[1], "count"))
5554         action = trace_count_func;
5555     else if (!irccasecmp(argv[1], "domains"))
5556         action = trace_domains_func;
5557     else if (!irccasecmp(argv[1], "gline"))
5558         action = trace_gline_func;
5559     else if (!irccasecmp(argv[1], "shun"))
5560         action = trace_shun_func;
5561     else if (!irccasecmp(argv[1], "kill"))
5562         action = trace_kill_func;
5563     else if (!irccasecmp(argv[1], "gag"))
5564         action = trace_gag_func;
5565     else {
5566         reply("OSMSG_BAD_ACTION", argv[1]);
5567         return 0;
5568     }
5569
5570     if (user->handle_info->opserv_level < subcmd->min_opserv_level) {
5571         reply("OSMSG_LEVEL_TOO_LOW");
5572         return 0;
5573     }
5574
5575     das.dict = NULL;
5576     das.source = user;
5577     das.destination = cmd->parent->bot;
5578     das.discrim = opserv_discrim_create(user, cmd->parent->bot, argc-2, argv+2, 1);
5579     if (!das.discrim)
5580         return 0;
5581
5582     if (action == trace_print_func)
5583     {
5584         reply("OSMSG_USER_SEARCH_RESULTS");
5585         reply("OSMSG_USER_SEARCH_BAR");
5586         reply("OSMSG_USER_SEARCH_HEADER");
5587         reply("OSMSG_USER_SEARCH_BAR");
5588     }
5589     else if (action == trace_count_func)
5590         das.discrim->limit = INT_MAX;
5591     else if ((action == trace_gline_func) && !das.discrim->duration)
5592         das.discrim->duration = opserv_conf.block_gline_duration;
5593     else if ((action == trace_shun_func) && !das.discrim->duration)
5594         das.discrim->duration = opserv_conf.block_shun_duration;
5595     else if (action == trace_domains_func) {
5596         das.dict = dict_new();
5597         dict_set_free_data(das.dict, free);
5598         dict_set_free_keys(das.dict, free);
5599         das.disp_limit = das.discrim->limit;
5600         das.discrim->limit = INT_MAX;
5601     }
5602     matches = opserv_discrim_search(das.discrim, action, &das);
5603
5604     if (action == trace_domains_func)
5605         dict_foreach(das.dict, opserv_show_hostinfo, &das);
5606
5607     if (matches)
5608     {
5609         if(action == trace_print_func)
5610             reply("OSMSG_USER_SEARCH_COUNT_BAR", matches);
5611         else
5612             reply("OSMSG_USER_SEARCH_COUNT", matches);
5613     }
5614     else
5615             reply("MSG_NO_MATCHES");
5616
5617     if (das.discrim->channel)
5618         UnlockChannel(das.discrim->channel);
5619     free(das.discrim->reason);
5620
5621     if(das.discrim->has_regex_nick)
5622       regfree(&das.discrim->regex_nick);
5623     if(das.discrim->has_regex_ident)
5624       regfree(&das.discrim->regex_ident);
5625     if(das.discrim->has_regex_host)
5626       regfree(&das.discrim->regex_host);
5627     if(das.discrim->has_regex_info)
5628       regfree(&das.discrim->regex_info);
5629
5630     free(das.discrim);
5631     dict_delete(das.dict);
5632     return 1;
5633 }
5634
5635 typedef void (*cdiscrim_search_func)(struct chanNode *match, void *data, struct userNode *bot);
5636
5637 typedef struct channel_discrim {
5638     char *name, *topic;
5639
5640     unsigned int min_users, max_users;
5641     time_t min_ts, max_ts;
5642     unsigned int limit;
5643 } *cdiscrim_t;
5644
5645 static cdiscrim_t opserv_cdiscrim_create(struct userNode *user, struct userNode *bot, unsigned int argc, char *argv[]);
5646 static unsigned int opserv_cdiscrim_search(cdiscrim_t discrim, cdiscrim_search_func dsf, void *data, struct userNode *bot);
5647
5648 static time_t
5649 smart_parse_time(const char *str) {
5650     /* If an interval-style string is given, treat as time before now.
5651      * If it's all digits, treat directly as a Unix timestamp. */
5652     return str[strspn(str, "0123456789")] ? (time_t)(now - ParseInterval(str)) : (time_t)atoi(str);
5653 }
5654
5655 static cdiscrim_t
5656 opserv_cdiscrim_create(struct userNode *user, struct userNode *bot, unsigned int argc, char *argv[])
5657 {
5658     cdiscrim_t discrim;
5659     unsigned int i;
5660
5661     discrim = calloc(1, sizeof(*discrim));
5662     discrim->limit = 25;
5663
5664     for (i = 0; i < argc; i++) {
5665         /* Assume all criteria require arguments. */
5666         if (i == (argc - 1)) {
5667             send_message(user, bot, "MSG_MISSING_PARAMS", argv[i]);
5668             return NULL;
5669         }
5670
5671         if (!irccasecmp(argv[i], "name"))
5672             discrim->name = argv[++i];
5673         else if (!irccasecmp(argv[i], "topic"))
5674             discrim->topic = argv[++i];
5675         else if (!irccasecmp(argv[i], "users")) {
5676             const char *cmp = argv[++i];
5677             if (cmp[0] == '<') {
5678                 if (cmp[1] == '=')
5679                     discrim->max_users = strtoul(cmp+2, NULL, 0);
5680                 else
5681                     discrim->max_users = strtoul(cmp+1, NULL, 0) - 1;
5682             } else if (cmp[0] == '=') {
5683                 discrim->min_users = discrim->max_users = strtoul(cmp+1, NULL, 0);
5684             } else if (cmp[0] == '>') {
5685                 if (cmp[1] == '=')
5686                     discrim->min_users = strtoul(cmp+2, NULL, 0);
5687                 else
5688                     discrim->min_users = strtoul(cmp+1, NULL, 0) + 1;
5689             } else {
5690                 discrim->min_users = strtoul(cmp+2, NULL, 0);
5691             }
5692         } else if (!irccasecmp(argv[i], "timestamp")) {
5693             const char *cmp = argv[++i];
5694             if (cmp[0] == '<') {
5695                 if (cmp[1] == '=')
5696                     discrim->max_ts = smart_parse_time(cmp+2);
5697                 else
5698                     discrim->max_ts = smart_parse_time(cmp+1)-1;
5699             } else if (cmp[0] == '=') {
5700                 discrim->min_ts = discrim->max_ts = smart_parse_time(cmp+1);
5701             } else if (cmp[0] == '>') {
5702                 if (cmp[1] == '=')
5703                     discrim->min_ts = smart_parse_time(cmp+2);
5704                 else
5705                     discrim->min_ts = smart_parse_time(cmp+1)+1;
5706             } else {
5707                 discrim->min_ts = smart_parse_time(cmp);
5708             }
5709         } else if (!irccasecmp(argv[i], "limit")) {
5710             discrim->limit = strtoul(argv[++i], NULL, 10);
5711         } else {
5712             send_message(user, bot, "MSG_INVALID_CRITERIA", argv[i]);
5713             goto fail;
5714         }
5715     }
5716
5717     if (discrim->name && !strcmp(discrim->name, "*"))
5718         discrim->name = 0;
5719     if (discrim->topic && !strcmp(discrim->topic, "*"))
5720         discrim->topic = 0;
5721
5722     return discrim;
5723   fail:
5724     free(discrim);
5725     return NULL;
5726 }
5727
5728 static int
5729 cdiscrim_match(cdiscrim_t discrim, struct chanNode *chan)
5730 {
5731     if ((discrim->name && !match_ircglob(chan->name, discrim->name)) ||
5732         (discrim->topic && !match_ircglob(chan->topic, discrim->topic)) ||
5733         (discrim->min_users && chan->members.used < discrim->min_users) ||
5734         (discrim->max_users && chan->members.used > discrim->max_users) ||
5735         (discrim->min_ts && chan->timestamp < discrim->min_ts) ||
5736             (discrim->max_ts && chan->timestamp > discrim->max_ts)) {
5737         return 0;
5738     }
5739     return 1;
5740 }
5741
5742 static unsigned int opserv_cdiscrim_search(cdiscrim_t discrim, cdiscrim_search_func dsf, void *data, struct userNode *bot)
5743 {
5744     unsigned int count = 0;
5745     dict_iterator_t it, next;
5746
5747     for (it = dict_first(channels); it && count < discrim->limit ; it = next) {
5748         struct chanNode *chan = iter_data(it);
5749
5750         /* Hold on to the next channel in case we decide to
5751            add actions that destructively modify the channel. */
5752         next = iter_next(it);
5753         if ((chan->members.used > 0) && cdiscrim_match(discrim, chan)) {
5754             dsf(chan, data, bot);
5755             count++;
5756         }
5757     }
5758
5759     return count;
5760 }
5761
5762 void channel_count(UNUSED_ARG(struct chanNode *channel), UNUSED_ARG(void *data), UNUSED_ARG(struct userNode *bot))
5763 {
5764 }
5765
5766 void channel_print(struct chanNode *channel, void *data, struct userNode *bot)
5767 {
5768     char modes[MAXLEN];
5769     irc_make_chanmode(channel, modes);
5770     send_message(data, bot, "OSMSG_CSEARCH_CHANNEL_INFO", channel->name, channel->members.used, modes, channel->topic);
5771 }
5772
5773 static MODCMD_FUNC(cmd_csearch)
5774 {
5775     cdiscrim_t discrim;
5776     unsigned int matches;
5777     cdiscrim_search_func action;
5778     struct svccmd *subcmd;
5779     char buf[MAXLEN];
5780
5781     if (!irccasecmp(argv[1], "count"))
5782         action = channel_count;
5783     else if (!irccasecmp(argv[1], "print"))
5784         action = channel_print;
5785     else {
5786         reply("OSMSG_BAD_ACTION", argv[1]);
5787         return 0;
5788     }
5789
5790     sprintf(buf, "%s %s", argv[0], argv[0]);
5791     if ((subcmd = dict_find(opserv_service->commands, buf, NULL))
5792         && !svccmd_can_invoke(user, opserv_service->bot, subcmd, channel, SVCCMD_NOISY)) {
5793         return 0;
5794     }
5795
5796     discrim = opserv_cdiscrim_create(user, cmd->parent->bot, argc - 2, argv + 2);
5797     if (!discrim)
5798         return 0;
5799
5800     if (action == channel_print)
5801         reply("OSMSG_CHANNEL_SEARCH_RESULTS");
5802     else if (action == channel_count)
5803         discrim->limit = INT_MAX;
5804
5805     matches = opserv_cdiscrim_search(discrim, action, user, cmd->parent->bot);
5806
5807     if (matches)
5808         reply("MSG_MATCH_COUNT", matches);
5809     else
5810         reply("MSG_NO_MATCHES");
5811
5812     free(discrim);
5813     return 1;
5814 }
5815
5816 static MODCMD_FUNC(cmd_gsync)
5817 {
5818     struct server *src;
5819     if (argc > 1) {
5820         src = GetServerH(argv[1]);
5821         if (!src) {
5822             reply("MSG_SERVER_UNKNOWN", argv[1]);
5823             return 0;
5824         }
5825     } else {
5826         src = self->uplink;
5827     }
5828     irc_stats(cmd->parent->bot, src, 'G');
5829     reply("OSMSG_GSYNC_RUNNING", src->name);
5830     return 1;
5831 }
5832
5833 static MODCMD_FUNC(cmd_ssync)
5834 {
5835     struct server *src;
5836     if (argc > 1) {
5837         src = GetServerH(argv[1]);
5838         if (!src) {
5839             reply("MSG_SERVER_UNKNOWN", argv[1]);
5840             return 0;
5841         }
5842     } else {
5843         src = self->uplink;
5844     }
5845     irc_stats(cmd->parent->bot, src, 'S');
5846     reply("OSMSG_SSYNC_RUNNING", src->name);
5847     return 1;
5848 }
5849
5850 struct gline_extra {
5851     struct userNode *user;
5852     struct string_list *glines;
5853     struct userNode *bot;
5854 };
5855
5856 static void
5857 gtrace_print_func(struct gline *gline, void *extra)
5858 {
5859     struct gline_extra *xtra = extra;
5860     char *when_text, set_text[20];
5861     strftime(set_text, sizeof(set_text), "%Y-%m-%d", localtime(&gline->issued));
5862     when_text = asctime(localtime(&gline->expires));
5863     when_text[strlen(when_text)-1] = 0; /* strip lame \n */
5864     send_message(xtra->user, xtra->bot, "OSMSG_GTRACE_FORMAT", gline->target, set_text, gline->issuer, when_text, gline->reason);
5865 }
5866
5867 static void
5868 gtrace_count_func(UNUSED_ARG(struct gline *gline), UNUSED_ARG(void *extra))
5869 {
5870 }
5871
5872 static void
5873 gtrace_ungline_func(struct gline *gline, void *extra)
5874 {
5875     struct gline_extra *xtra = extra;
5876     string_list_append(xtra->glines, strdup(gline->target));
5877 }
5878
5879 static MODCMD_FUNC(cmd_gtrace)
5880 {
5881     struct gline_discrim *discrim;
5882     gline_search_func action;
5883     unsigned int matches, nn;
5884     struct gline_extra extra;
5885     struct svccmd *subcmd;
5886     char buf[MAXLEN];
5887
5888     if (!irccasecmp(argv[1], "print"))
5889         action = gtrace_print_func;
5890     else if (!irccasecmp(argv[1], "count"))
5891         action = gtrace_count_func;
5892     else if (!irccasecmp(argv[1], "ungline"))
5893         action = gtrace_ungline_func;
5894     else {
5895         reply("OSMSG_BAD_ACTION", argv[1]);
5896         return 0;
5897     }
5898     sprintf(buf, "%s %s", argv[0], argv[0]);
5899     if ((subcmd = dict_find(opserv_service->commands, buf, NULL))
5900         && !svccmd_can_invoke(user, opserv_service->bot, subcmd, channel, SVCCMD_NOISY)) {
5901         return 0;
5902     }
5903
5904     discrim = gline_discrim_create(user, cmd->parent->bot, argc-2, argv+2);
5905     if (!discrim)
5906         return 0;
5907
5908     if (action == gtrace_print_func)
5909         reply("OSMSG_GLINE_SEARCH_RESULTS");
5910     else if (action == gtrace_count_func)
5911         discrim->limit = INT_MAX;
5912
5913     extra.user = user;
5914     extra.glines = alloc_string_list(4);
5915     extra.bot = cmd->parent->bot;
5916     matches = gline_discrim_search(discrim, action, &extra);
5917
5918     if (action == gtrace_ungline_func)
5919         for (nn=0; nn<extra.glines->used; nn++)
5920             gline_remove(extra.glines->list[nn], 1);
5921     free_string_list(extra.glines);
5922
5923     if (matches)
5924         reply("MSG_MATCH_COUNT", matches);
5925     else
5926         reply("MSG_NO_MATCHES");
5927     free(discrim->alt_target_mask);
5928     free(discrim);
5929     return 1;
5930 }
5931
5932 struct shun_extra {
5933     struct userNode *user;
5934     struct string_list *shuns;
5935     struct userNode *bot;
5936 };
5937
5938 static void
5939 strace_print_func(struct shun *shun, void *extra)
5940 {
5941     struct shun_extra *xtra = extra;
5942     char *when_text, set_text[20];
5943     strftime(set_text, sizeof(set_text), "%Y-%m-%d", localtime(&shun->issued));
5944     when_text = asctime(localtime(&shun->expires));
5945     when_text[strlen(when_text)-1] = 0; /* strip lame \n */
5946     send_message(xtra->user, xtra->bot, "OSMSG_STRACE_FORMAT", shun->target, set_text, shun->issuer, when_text, shun->reason);
5947 }
5948
5949 static void
5950 strace_count_func(UNUSED_ARG(struct shun *shun), UNUSED_ARG(void *extra))
5951 {
5952 }
5953
5954 static void
5955 strace_unshun_func(struct shun *shun, void *extra)
5956 {
5957     struct shun_extra *xtra = extra;
5958     string_list_append(xtra->shuns, strdup(shun->target));
5959 }
5960
5961 static MODCMD_FUNC(cmd_strace)
5962 {
5963     struct shun_discrim *discrim;
5964     shun_search_func action;
5965     unsigned int matches, nn;
5966     struct shun_extra extra;
5967     struct svccmd *subcmd;
5968     char buf[MAXLEN];
5969
5970     if (!irccasecmp(argv[1], "print"))
5971         action = strace_print_func;
5972     else if (!irccasecmp(argv[1], "count"))
5973         action = strace_count_func;
5974     else if (!irccasecmp(argv[1], "unshun"))
5975         action = strace_unshun_func;
5976     else {
5977         reply("OSMSG_BAD_ACTION", argv[1]);
5978         return 0;
5979     }
5980     sprintf(buf, "%s %s", argv[0], argv[0]);
5981     if ((subcmd = dict_find(opserv_service->commands, buf, NULL))
5982         && !svccmd_can_invoke(user, opserv_service->bot, subcmd, channel, SVCCMD_NOISY)) {
5983         return 0;
5984     }
5985
5986     discrim = shun_discrim_create(user, cmd->parent->bot, argc-2, argv+2);
5987     if (!discrim)
5988         return 0;
5989
5990     if (action == strace_print_func)
5991         reply("OSMSG_SHUN_SEARCH_RESULTS");
5992     else if (action == strace_count_func)
5993         discrim->limit = INT_MAX;
5994
5995     extra.user = user;
5996     extra.shuns = alloc_string_list(4);
5997     extra.bot = cmd->parent->bot;
5998     matches = shun_discrim_search(discrim, action, &extra);
5999
6000     if (action == strace_unshun_func)
6001         for (nn=0; nn<extra.shuns->used; nn++)
6002             shun_remove(extra.shuns->list[nn], 1);
6003     free_string_list(extra.shuns);
6004
6005     if (matches)
6006         reply("MSG_MATCH_COUNT", matches);
6007     else
6008         reply("MSG_NO_MATCHES");
6009     free(discrim->alt_target_mask);
6010     free(discrim);
6011     return 1;
6012 }
6013
6014 static int
6015 alert_check_user(const char *key, void *data, void *extra)
6016 {
6017     struct opserv_user_alert *alert = data;
6018     struct userNode *user = extra;
6019
6020     if (!discrim_match(alert->discrim, user))
6021         return 0;
6022
6023     if ((alert->reaction != REACT_NOTICE)
6024         && IsOper(user)
6025         && !alert->discrim->match_opers) {
6026         return 0;
6027     }
6028
6029     /* The user matches the alert criteria, so trigger the reaction. */
6030     if (alert->discrim->option_log)
6031         log_module(OS_LOG, LOG_INFO, "Alert %s triggered by user %s!%s@%s (%s).", key, user->nick, user->ident, user->hostname, alert->discrim->reason);
6032
6033     /* Return 1 to halt alert matching, such as when killing the user
6034        that triggered the alert. */
6035     switch (alert->reaction) {
6036     case REACT_KILL:
6037         DelUser(user, opserv, 1, alert->discrim->reason);
6038         return 1;
6039 /*
6040     case REACT_SILENT:
6041         opserv_block(user, alert->owner, alert->discrim->reason, alert->discrim->duration, 1);
6042         return 1;
6043 */
6044     case REACT_GLINE:
6045         opserv_block(user, alert->owner, alert->discrim->reason, alert->discrim->duration, alert->discrim->silent);
6046         return 1;
6047     case REACT_SHUN:
6048         opserv_shun(user, alert->owner, alert->discrim->reason, alert->discrim->duration);
6049         return 1;
6050     case REACT_SVSJOIN:
6051         opserv_svsjoin(user, alert->owner, alert->discrim->reason, alert->discrim->chantarget);
6052     default:
6053         log_module(OS_LOG, LOG_ERROR, "Invalid reaction type %d for alert %s.", alert->reaction, key);
6054         /* fall through to REACT_NOTICE case */
6055     case REACT_NOTICE:
6056         opserv_alert("Alert $b%s$b triggered by user $b%s$b!%s@%s (%s).", key, user->nick, user->ident, user->hostname, alert->discrim->reason);
6057         break;
6058     case REACT_TRACK:
6059 #ifdef HAVE_TRACK
6060         opserv_alert("Alert $b%s$b triggered by user $b%s$b!%s@%s (%s) (Tracking).", key, user->nick, user->ident, user->hostname, alert->discrim->reason);
6061         add_track_user(user);
6062 #endif
6063         break;
6064     }
6065     return 0;
6066 }
6067
6068 static void
6069 opserv_alert_check_nick(struct userNode *user, UNUSED_ARG(const char *old_nick))
6070 {
6071     struct gag_entry *gag;
6072     dict_foreach(opserv_nick_based_alerts, alert_check_user, user);
6073     /* Gag them if appropriate (and only if). */
6074     user->modes &= ~FLAGS_GAGGED;
6075     for (gag = gagList; gag; gag = gag->next) {
6076         if (user_matches_glob(user, gag->mask, MATCH_USENICK)) {
6077             gag_helper_func(user, NULL);
6078             break;
6079         }
6080     }
6081 }
6082
6083 static void
6084 opserv_staff_alert(struct userNode *user, UNUSED_ARG(struct handle_info *old_handle))
6085 {
6086     const char *type;
6087
6088     if (!opserv_conf.staff_auth_channel
6089         || user->uplink->burst
6090         || !user->handle_info)
6091         return;
6092     else if (user->handle_info->opserv_level)
6093         type = "OPER";
6094     else if (IsNetworkHelper(user))
6095         type = "NETWORK HELPER";
6096     else if (IsSupportHelper(user))
6097         type = "SUPPORT HELPER";
6098     else
6099         return;
6100
6101     if (irc_in_addr_is_valid(user->ip))
6102         send_channel_notice(opserv_conf.staff_auth_channel, opserv, IDENT_FORMAT" authed to %s account %s", IDENT_DATA(user), type, user->handle_info->handle);
6103     else
6104         send_channel_notice(opserv_conf.staff_auth_channel, opserv, "%s [%s@%s] authed to %s account %s", user->nick, user->ident, user->hostname, type, user->handle_info->handle);
6105 }
6106
6107 static MODCMD_FUNC(cmd_log)
6108 {
6109     struct logSearch *discrim;
6110     unsigned int matches;
6111     struct logReport report;
6112
6113     discrim = log_discrim_create(cmd->parent->bot, user, argc, argv);
6114     if (!discrim)
6115         return 0;
6116
6117     reply("OSMSG_LOG_SEARCH_RESULTS");
6118     report.reporter = opserv;
6119     report.user = user;
6120     matches = log_entry_search(discrim, log_report_entry, &report);
6121
6122     if (matches)
6123         reply("MSG_MATCH_COUNT", matches);
6124     else
6125         reply("MSG_NO_MATCHES");
6126
6127     free(discrim);
6128     return 1;
6129 }
6130
6131 static int
6132 gag_helper_func(struct userNode *match, UNUSED_ARG(void *extra))
6133 {
6134     if (IsOper(match) || IsLocal(match))
6135         return 0;
6136     match->modes |= FLAGS_GAGGED;
6137     return 0;
6138 }
6139
6140 static MODCMD_FUNC(cmd_gag)
6141 {
6142     struct gag_entry *gag;
6143     unsigned int gagged;
6144     unsigned long duration;
6145     char *reason;
6146
6147     reason = unsplit_string(argv + 3, argc - 3, NULL);
6148
6149     if (!is_ircmask(argv[1])) {
6150         reply("OSMSG_INVALID_IRCMASK", argv[1]);
6151         return 0;
6152     }
6153
6154     for (gag = gagList; gag; gag = gag->next)
6155         if (match_ircglobs(gag->mask, argv[1]))
6156             break;
6157
6158     if (gag) {
6159         reply("OSMSG_REDUNDANT_GAG", argv[1]);
6160         return 0;
6161     }
6162
6163     duration = ParseInterval(argv[2]);
6164     gagged = gag_create(argv[1], user->handle_info->handle, reason, (duration?now+duration:0));
6165
6166     if (gagged)
6167         reply("OSMSG_GAG_APPLIED", argv[1], gagged);
6168     else
6169         reply("OSMSG_GAG_ADDED", argv[1]);
6170     return 1;
6171 }
6172
6173 static int
6174 ungag_helper_func(struct userNode *match, UNUSED_ARG(void *extra))
6175 {
6176     match->modes &= ~FLAGS_GAGGED;
6177     return 0;
6178 }
6179
6180 static MODCMD_FUNC(cmd_ungag)
6181 {
6182     struct gag_entry *gag;
6183     unsigned int ungagged;
6184
6185     for (gag = gagList; gag; gag = gag->next)
6186         if (!strcmp(gag->mask, argv[1]))
6187             break;
6188
6189     if (!gag) {
6190         reply("OSMSG_GAG_NOT_FOUND", argv[1]);
6191         return 0;
6192     }
6193
6194     timeq_del(gag->expires, gag_expire, gag, 0);
6195     ungagged = gag_free(gag);
6196
6197     if (ungagged)
6198         reply("OSMSG_UNGAG_APPLIED", argv[1], ungagged);
6199     else
6200         reply("OSMSG_UNGAG_ADDED", argv[1]);
6201     return 1;
6202 }
6203
6204 static MODCMD_FUNC(cmd_addalert)
6205 {
6206     opserv_alert_reaction reaction;
6207     struct svccmd *subcmd;
6208     const char *name;
6209     char buf[MAXLEN];
6210
6211     name = argv[1];
6212     sprintf(buf, "addalert %s", argv[2]);
6213     if (!(subcmd = dict_find(opserv_service->commands, buf, NULL))) {
6214         reply("OSMSG_UNKNOWN_REACTION", argv[2]);
6215         return 0;
6216     }
6217     if (!irccasecmp(argv[2], "notice"))
6218         reaction = REACT_NOTICE;
6219     else if (!irccasecmp(argv[2], "kill"))
6220         reaction = REACT_KILL;
6221 /*
6222     else if (!irccasecmp(argv[2], "silent"))
6223         reaction = REACT_SILENT;
6224 */
6225     else if (!irccasecmp(argv[2], "gline"))
6226         reaction = REACT_GLINE;
6227     else if (!irccasecmp(argv[2], "track")) {
6228 #ifndef HAVE_TRACK
6229         reply("OSMSG_TRACK_DISABLED");
6230         return 0;
6231 #else
6232         reaction = REACT_TRACK;
6233 #endif
6234     } else if (!irccasecmp(argv[2], "shun"))
6235         reaction = REACT_SHUN;
6236     else if(!irccasecmp(argv[2], "svsjoin"))
6237         reaction = REACT_SVSJOIN;
6238     else {
6239         reply("OSMSG_UNKNOWN_REACTION", argv[2]);
6240         return 0;
6241     }
6242     if (!svccmd_can_invoke(user, opserv_service->bot, subcmd, channel, SVCCMD_NOISY)
6243         || !opserv_add_user_alert(user, name, reaction, unsplit_string(argv + 3, argc - 3, NULL)))
6244         return 0;
6245     reply("OSMSG_ADDED_ALERT", name);
6246     return 1;
6247 }
6248
6249 static MODCMD_FUNC(cmd_delalert)
6250 {
6251     unsigned int i;
6252     for (i=1; i<argc; i++) {
6253         dict_remove(opserv_nick_based_alerts, argv[i]);
6254         dict_remove(opserv_channel_alerts, argv[i]);
6255         if (dict_remove(opserv_user_alerts, argv[i]))
6256             reply("OSMSG_REMOVED_ALERT", argv[i]);
6257         else
6258             reply("OSMSG_NO_SUCH_ALERT", argv[i]);
6259     }
6260     return 1;
6261 }
6262
6263 static void
6264 opserv_conf_read(void)
6265 {
6266     struct chanNode *chan;
6267     unsigned int i;
6268     struct record_data *rd;
6269     dict_t conf_node, child;
6270     const char *str, *str2;
6271     struct policer_params *pp;
6272     dict_iterator_t it;
6273
6274     rd = conf_get_node(OPSERV_CONF_NAME);
6275     if (!rd || rd->type != RECDB_OBJECT) {
6276         log_module(OS_LOG, LOG_ERROR, "config node `%s' is missing or has wrong type.", OPSERV_CONF_NAME);
6277         return;
6278     }
6279     conf_node = rd->d.object;
6280     str = database_get_data(conf_node, KEY_DEBUG_CHANNEL, RECDB_QSTRING);
6281     if (opserv && str) {
6282         str2 = database_get_data(conf_node, KEY_DEBUG_CHANNEL_MODES, RECDB_QSTRING);
6283         if (!str2)
6284             str2 = "+tinms";
6285         opserv_conf.debug_channel = AddChannel(str, now, str2, NULL, NULL);
6286         AddChannelUser(opserv, opserv_conf.debug_channel)->modes |= MODE_CHANOP;
6287     } else {
6288         opserv_conf.debug_channel = NULL;
6289     }
6290     str = database_get_data(conf_node, KEY_ALERT_CHANNEL, RECDB_QSTRING);
6291     if (opserv && str) {
6292         str2 = database_get_data(conf_node, KEY_ALERT_CHANNEL_MODES, RECDB_QSTRING);
6293         if (!str2)
6294             str2 = "+tns";
6295         opserv_conf.alert_channel = AddChannel(str, now, str2, NULL, NULL);
6296         AddChannelUser(opserv, opserv_conf.alert_channel)->modes |= MODE_CHANOP;
6297     } else {
6298         opserv_conf.alert_channel = NULL;
6299     }
6300     str = database_get_data(conf_node, KEY_STAFF_AUTH_CHANNEL, RECDB_QSTRING);
6301     if (opserv && str) {
6302         str2 = database_get_data(conf_node, KEY_STAFF_AUTH_CHANNEL_MODES, RECDB_QSTRING);
6303         if (!str2)
6304             str2 = "+timns";
6305         opserv_conf.staff_auth_channel = AddChannel(str, now, str2, NULL, NULL);
6306         AddChannelUser(opserv, opserv_conf.staff_auth_channel)->modes |= MODE_CHANOP;
6307     } else {
6308         opserv_conf.staff_auth_channel = NULL;
6309     }
6310
6311     str = database_get_data(conf_node, KEY_ADMIN_LEVEL, RECDB_QSTRING);
6312     opserv_conf.admin_level = str ? strtoul(str, NULL, 0): 800;
6313
6314     str = database_get_data(conf_node, KEY_SILENT_LEVEL, RECDB_QSTRING);
6315     opserv_conf.silent_level = str ? strtoul(str, NULL, 0): 700;
6316
6317     str = database_get_data(conf_node, KEY_UNTRUSTED_MAX, RECDB_QSTRING);
6318     opserv_conf.untrusted_max = str ? strtoul(str, NULL, 0) : 5;
6319     str = database_get_data(conf_node, KEY_PURGE_LOCK_DELAY, RECDB_QSTRING);
6320     opserv_conf.purge_lock_delay = str ? strtoul(str, NULL, 0) : 60;
6321     str = database_get_data(conf_node, KEY_JOIN_FLOOD_MODERATE, RECDB_QSTRING);
6322     opserv_conf.join_flood_moderate = str ? strtoul(str, NULL, 0) : 1;
6323     str = database_get_data(conf_node, KEY_JOIN_FLOOD_MODERATE_THRESH, RECDB_QSTRING);
6324     opserv_conf.join_flood_moderate_threshold = str ? strtoul(str, NULL, 0) : 50;
6325     str = database_get_data(conf_node, KEY_NICK, RECDB_QSTRING);
6326     if (opserv && str)
6327         NickChange(opserv, str, 0);
6328
6329     str = database_get_data(conf_node, KEY_CLONE_GLINE_DURATION, RECDB_QSTRING);
6330     opserv_conf.clone_gline_duration = str ? ParseInterval(str) : 3600;
6331     str = database_get_data(conf_node, KEY_BLOCK_GLINE_DURATION, RECDB_QSTRING);
6332     opserv_conf.block_gline_duration = str ? ParseInterval(str) : 3600;
6333
6334     free_string_list(autojoin_channels);
6335     autojoin_channels = database_get_data(conf_node, KEY_AUTOJOIN_CHANNELS, RECDB_STRING_LIST);
6336
6337     if(autojoin_channels)
6338         autojoin_channels = string_list_copy(autojoin_channels);
6339
6340     if (autojoin_channels && opserv) {
6341         for (i = 0; i < autojoin_channels->used; i++) {
6342             chan = AddChannel(autojoin_channels->list[i], now, "+nt", NULL, NULL);
6343             AddChannelUser(opserv, chan)->modes |= MODE_CHANOP;
6344         }
6345     }
6346
6347     str = database_get_data(conf_node, KEY_BLOCK_SHUN_DURATION, RECDB_QSTRING);
6348     opserv_conf.block_shun_duration = str ? ParseInterval(str) : 3600;
6349
6350     if (!opserv_conf.join_policer_params)
6351         opserv_conf.join_policer_params = policer_params_new();
6352     policer_params_set(opserv_conf.join_policer_params, "size", "20");
6353     policer_params_set(opserv_conf.join_policer_params, "drain-rate", "1");
6354     if ((child = database_get_data(conf_node, KEY_JOIN_POLICER, RECDB_OBJECT)))
6355         dict_foreach(child, set_policer_param, opserv_conf.join_policer_params);
6356
6357     for (it = dict_first(channels); it; it = iter_next(it)) {
6358         struct chanNode *cNode = iter_data(it);
6359         cNode->join_policer.params = opserv_conf.join_policer_params;
6360     }
6361
6362     if (opserv_conf.new_user_policer.params)
6363         pp = opserv_conf.new_user_policer.params;
6364     else
6365         pp = opserv_conf.new_user_policer.params = policer_params_new();
6366     policer_params_set(pp, "size", "200");
6367     policer_params_set(pp, "drain-rate", "3");
6368     if ((child = database_get_data(conf_node, KEY_NEW_USER_POLICER, RECDB_OBJECT)))
6369         dict_foreach(child, set_policer_param, pp);
6370
6371     /* Defcon configuration */
6372     DefCon[0] = 0;
6373     str = database_get_data(conf_node, KEY_DEFCON1, RECDB_QSTRING);
6374     DefCon[1] = str ? atoi(str) : 415;
6375     str = database_get_data(conf_node, KEY_DEFCON2, RECDB_QSTRING);
6376     DefCon[2] = str ? atoi(str) : 159;
6377     str = database_get_data(conf_node, KEY_DEFCON3, RECDB_QSTRING);
6378     DefCon[3] = str ? atoi(str) : 31;
6379     str = database_get_data(conf_node, KEY_DEFCON4, RECDB_QSTRING);
6380     DefCon[4] = str? atoi(str) : 23;
6381     DefCon[5] = 0;
6382
6383     str = database_get_data(conf_node, KEY_DEFCON_LEVEL, RECDB_QSTRING);
6384     DefConLevel = str ? atoi(str) : 5;
6385
6386     str = database_get_data(conf_node, KEY_DEFCON_CHANMODES, RECDB_QSTRING);
6387     DefConChanModes = str ? strdup(str) : "+r";
6388
6389     str = database_get_data(conf_node, KEY_DEFCON_SESSION_LIMIT, RECDB_QSTRING);
6390     DefConSessionLimit = str ? atoi(str) : 2;
6391
6392     str = database_get_data(conf_node, KEY_DEFCON_TIMEOUT, RECDB_QSTRING);
6393     DefConTimeOut = str ? ParseInterval(str) : 900;
6394
6395     str = database_get_data(conf_node, KEY_DEFCON_GLINE_DURATION, RECDB_QSTRING);
6396     DefConGlineExpire = str ? ParseInterval(str) : 300;
6397
6398     str = database_get_data(conf_node, KEY_DEFCON_GLOBAL, RECDB_QSTRING);
6399     GlobalOnDefcon = str ? atoi(str) : 0;
6400
6401     str = database_get_data(conf_node, KEY_DEFCON_GLOBAL_MORE, RECDB_QSTRING);
6402     GlobalOnDefconMore = str ? atoi(str) : 0;
6403
6404     str = database_get_data(conf_node, KEY_DEFCON_MESSAGE, RECDB_QSTRING);
6405     DefConMessage = str ? strdup(str) : "Put your message to send your users here. Dont forget to uncomment GlobalOnDefconMore";
6406
6407     str = database_get_data(conf_node, KEY_DEFCON_OFF_MESSAGE, RECDB_QSTRING);
6408     DefConOffMessage = str? strdup(str) : "Services are now back to normal, sorry for any inconvenience";
6409
6410     str = database_get_data(conf_node, KEY_DEFCON_GLINE_REASON, RECDB_QSTRING);
6411     DefConGlineReason = str ? strdup(str) : "This network is currently not accepting connections, please try again later";
6412 }
6413
6414 /* lame way to export opserv_conf value to nickserv.c ... */
6415 unsigned int
6416 opserv_conf_admin_level()
6417 {
6418     return(opserv_conf.admin_level);
6419 }
6420
6421 static void
6422 opserv_db_init(void) {
6423     /* set up opserv_trusted_hosts dict */
6424     dict_delete(opserv_trusted_hosts);
6425     opserv_trusted_hosts = dict_new();
6426     dict_set_free_data(opserv_trusted_hosts, free_trusted_host);
6427
6428     opserv_routing_plan_options = dict_new();
6429
6430     opserv_routing_plans = dict_new();
6431     dict_set_free_data(opserv_routing_plans, free_routing_plan);
6432     /* set up opserv_chan_warn dict */
6433
6434 /* alert trace notice channel #x replaces warnings
6435     dict_delete(opserv_chan_warn);
6436     opserv_chan_warn = dict_new();
6437     dict_set_free_keys(opserv_chan_warn, free);
6438     dict_set_free_data(opserv_chan_warn, free);
6439 */
6440     /* set up opserv_user_alerts */
6441     dict_delete(opserv_channel_alerts);
6442     opserv_channel_alerts = dict_new();
6443     dict_delete(opserv_nick_based_alerts);
6444     opserv_nick_based_alerts = dict_new();
6445     dict_delete(opserv_user_alerts);
6446     opserv_user_alerts = dict_new();
6447     dict_set_free_keys(opserv_user_alerts, free);
6448     dict_set_free_data(opserv_user_alerts, opserv_free_user_alert);
6449     /* set up opserv_bad_words */
6450     free_string_list(opserv_bad_words);
6451     opserv_bad_words = alloc_string_list(4);
6452     /* and opserv_exempt_channels */
6453     dict_delete(opserv_exempt_channels);
6454     opserv_exempt_channels = dict_new();
6455     dict_set_free_keys(opserv_exempt_channels, free);
6456 }
6457
6458 static void
6459 opserv_db_cleanup(void)
6460 {
6461     unsigned int nn;
6462
6463 /*    dict_delete(opserv_chan_warn); */
6464     dict_delete(opserv_reserved_nick_dict);
6465     free_string_list(opserv_bad_words);
6466     dict_delete(opserv_exempt_channels);
6467     dict_delete(opserv_trusted_hosts);
6468     unreg_del_user_func(opserv_user_cleanup);
6469     dict_delete(opserv_hostinfo_dict);
6470     dict_delete(opserv_nick_based_alerts);
6471     dict_delete(opserv_channel_alerts);
6472     dict_delete(opserv_user_alerts);
6473     for (nn=0; nn<ArrayLength(level_strings); ++nn)
6474         free(level_strings[nn]);
6475     while (gagList)
6476         gag_free(gagList);
6477     policer_params_delete(opserv_conf.join_policer_params);
6478     policer_params_delete(opserv_conf.new_user_policer.params);
6479 }
6480
6481 void
6482 init_opserv(const char *nick)
6483 {
6484     OS_LOG = log_register_type("OpServ", "file:opserv.log");
6485     if (nick) {
6486         const char *modes = conf_get_data("services/opserv/modes", RECDB_QSTRING);
6487         opserv = AddService(nick, modes ? modes : NULL, "Oper Services", NULL);
6488     }
6489     conf_register_reload(opserv_conf_read);
6490
6491     memset(level_strings, 0, sizeof(level_strings));
6492     opserv_module = module_register("OpServ", OS_LOG, "opserv.help", opserv_help_expand);
6493     opserv_define_func("ACCESS", cmd_access, 0, 0, 0);
6494     opserv_define_func("ADDALERT", cmd_addalert, 800, 0, 4);
6495     opserv_define_func("ADDALERT NOTICE", NULL, 0, 0, 0);
6496     opserv_define_func("ADDALERT SILENT", NULL, 900, 0, 0);
6497     opserv_define_func("ADDALERT GLINE", NULL, 900, 0, 0);
6498     opserv_define_func("ADDALERT SHUN", NULL, 900, 0, 0);
6499     opserv_define_func("ADDALERT TRACK", NULL, 900, 0, 0);
6500     opserv_define_func("ADDALERT KILL", NULL, 900, 0, 0);
6501     opserv_define_func("ADDALERT SVSJOIN", NULL, 999, 0, 0);
6502     opserv_define_func("ADDBAD", cmd_addbad, 800, 0, 2);
6503     opserv_define_func("ADDEXEMPT", cmd_addexempt, 800, 0, 2);
6504     opserv_define_func("ADDTRUST", cmd_addtrust, 800, 0, 5);
6505     opserv_define_func("BAN", cmd_ban, 100, 2, 2);
6506     opserv_define_func("BLOCK", cmd_block, 100, 0, 2);
6507     opserv_define_func("CHANINFO", cmd_chaninfo, 0, 3, 0);
6508     opserv_define_func("CLEARBANS", cmd_clearbans, 300, 2, 0);
6509     opserv_define_func("CLEARMODES", cmd_clearmodes, 400, 2, 0);
6510     opserv_define_func("CLONE", cmd_clone, 999, 0, 3);
6511     opserv_define_func("COLLIDE", cmd_collide, 800, 0, 5);
6512     opserv_define_func("CSEARCH", cmd_csearch, 100, 0, 3);
6513     opserv_define_func("CSEARCH COUNT", cmd_csearch, 0, 0, 0);
6514     opserv_define_func("CSEARCH PRINT", cmd_csearch, 0, 0, 0);
6515     opserv_define_func("DELALERT", cmd_delalert, 800, 0, 2);
6516     opserv_define_func("DELBAD", cmd_delbad, 800, 0, 2);
6517     opserv_define_func("DELEXEMPT", cmd_delexempt, 800, 0, 2);
6518     opserv_define_func("DELTRUST", cmd_deltrust, 800, 0, 2);
6519     opserv_define_func("DEOP", cmd_deop, 100, 2, 2);
6520     opserv_define_func("DEOPALL", cmd_deopall, 400, 2, 0);
6521     opserv_define_func("DEFCON", cmd_defcon, 900, 0, 0);
6522     opserv_define_func("DEHOP", cmd_dehop, 100, 2, 2);
6523     opserv_define_func("DEHOPALL", cmd_dehopall, 400, 2, 0);
6524     opserv_define_func("DEVOICEALL", cmd_devoiceall, 300, 2, 0);
6525     opserv_define_func("DIE", cmd_die, 900, 0, 2);
6526     opserv_define_func("DUMP", cmd_dump, 999, 0, 2);
6527     opserv_define_func("EDITTRUST", cmd_edittrust, 800, 0, 5);
6528     opserv_define_func("GAG", cmd_gag, 600, 0, 4);
6529     opserv_define_func("GLINE", cmd_gline, 600, 0, 4);
6530     opserv_define_func("GSYNC", cmd_gsync, 600, 0, 0);
6531     opserv_define_func("GTRACE", cmd_gtrace, 100, 0, 3);
6532     opserv_define_func("GTRACE COUNT", NULL, 0, 0, 0);
6533     opserv_define_func("GTRACE PRINT", NULL, 0, 0, 0);
6534     opserv_define_func("SBLOCK", cmd_sblock, 100, 0, 2);
6535     opserv_define_func("SHUN", cmd_shun, 600, 0, 4);
6536     opserv_define_func("SSYNC", cmd_ssync, 600, 0, 0);
6537     opserv_define_func("STRACE", cmd_strace, 100, 0, 3);
6538     opserv_define_func("STRACE COUNT", NULL, 0, 0, 0);
6539     opserv_define_func("STRACE PRINT", NULL, 0, 0, 0);
6540     opserv_define_func("INVITE", cmd_invite, 100, 2, 0);
6541     opserv_define_func("INVITEME", cmd_inviteme, 100, 0, 0);
6542     opserv_define_func("JOIN", cmd_join, 601, 0, 2);
6543     opserv_define_func("SVSJOIN", cmd_svsjoin, 999, 0, 3);
6544     opserv_define_func("JUMP", cmd_jump, 900, 0, 2);
6545     opserv_define_func("JUPE", cmd_jupe, 900, 0, 4);
6546     opserv_define_func("KICK", cmd_kick, 100, 2, 2);
6547     opserv_define_func("KICKALL", cmd_kickall, 400, 2, 0);
6548     opserv_define_func("KICKBAN", cmd_kickban, 100, 2, 2);
6549     opserv_define_func("KICKBANALL", cmd_kickbanall, 450, 2, 0);
6550     opserv_define_func("LOG", cmd_log, 900, 0, 2);
6551     opserv_define_func("MODE", cmd_mode, 100, 2, 2);
6552     opserv_define_func("OP", cmd_op, 100, 2, 2);
6553     opserv_define_func("OPALL", cmd_opall, 400, 2, 0);
6554     opserv_define_func("HOP", cmd_hop, 100, 2, 2);
6555     opserv_define_func("HOPALL", cmd_hopall, 400, 2, 0);
6556     opserv_define_func("MAP", cmd_stats_links, 0, 0, 0);
6557     opserv_define_func("PRIVSET", cmd_privset, 900, 0, 3);
6558     opserv_define_func("PART", cmd_part, 601, 0, 2);
6559     opserv_define_func("QUERY", cmd_query, 0, 0, 0);
6560     opserv_define_func("RAW", cmd_raw, 999, 0, 2);
6561     opserv_define_func("RECONNECT", cmd_reconnect, 900, 0, 0);
6562     opserv_define_func("REFRESHG", cmd_refreshg, 600, 0, 0);
6563     opserv_define_func("REFRESHS", cmd_refreshs, 600, 0, 0);
6564     opserv_define_func("REHASH", cmd_rehash, 900, 0, 0);
6565     opserv_define_func("REOPEN", cmd_reopen, 900, 0, 0);
6566     opserv_define_func("RESETMAX", cmd_resetmax, 900, 0, 0);
6567     opserv_define_func("RESERVE", cmd_reserve, 800, 0, 5);
6568     opserv_define_func("RESTART", cmd_restart, 900, 0, 2);
6569     opserv_define_func("ROUTING ADDPLAN", cmd_routing_addplan, 800, 0, 2);
6570     opserv_define_func("ROUTING DELPLAN", cmd_routing_delplan, 800, 0, 2);
6571     opserv_define_func("ROUTING ADDSERVER", cmd_routing_addserver, 800, 0, 4);
6572     opserv_define_func("ROUTING DELSERVER", cmd_routing_delserver, 800, 0, 3);
6573     opserv_define_func("ROUTING MAP", cmd_routing_map, 800, 0, 0);
6574     opserv_define_func("ROUTING SET", cmd_routing_set, 800, 0, 0);
6575     opserv_define_func("REROUTE", cmd_reroute, 800, 0, 2);
6576     opserv_define_func("SET", cmd_set, 900, 0, 3);
6577     opserv_define_func("SETTIME", cmd_settime, 901, 0, 0);
6578     opserv_define_func("STATS ALERTS", cmd_stats_alerts, 0, 0, 0);
6579     opserv_define_func("STATS BAD", cmd_stats_bad, 0, 0, 0);
6580     opserv_define_func("STATS GAGS", cmd_stats_gags, 0, 0, 0);
6581     opserv_define_func("STATS GLINES", cmd_stats_glines, 0, 0, 0);
6582     opserv_define_func("STATS SHUNS", cmd_stats_shuns, 0, 0, 0);
6583     opserv_define_func("STATS LINKS", cmd_stats_links, 0, 0, 0);
6584     opserv_define_func("STATS MAX", cmd_stats_max, 0, 0, 0);
6585     opserv_define_func("STATS NETWORK", cmd_stats_network, 0, 0, 0);
6586     opserv_define_func("STATS NETWORK2", cmd_stats_network2, 0, 0, 0);
6587     opserv_define_func("STATS RESERVED", cmd_stats_reserved, 0, 0, 0);
6588     opserv_define_func("STATS ROUTING", cmd_stats_routing_plans, 0, 0, 0);
6589     opserv_define_func("STATS TIMEQ", cmd_stats_timeq, 0, 0, 0);
6590     opserv_define_func("STATS TRUSTED", cmd_stats_trusted, 0, 0, 0);
6591     opserv_define_func("STATS UPLINK", cmd_stats_uplink, 0, 0, 0);
6592     opserv_define_func("STATS UPTIME", cmd_stats_uptime, 0, 0, 0);
6593 /*    opserv_define_func("STATS WARN", cmd_stats_warn, 0, 0, 0); */
6594 #if defined(WITH_MALLOC_X3) || defined(WITH_MALLOC_SLAB)
6595     opserv_define_func("STATS MEMORY", cmd_stats_memory, 0, 0, 0);
6596 #endif
6597     opserv_define_func("TRACE", cmd_trace, 100, 0, 3);
6598     opserv_define_func("TRACE PRINT", NULL, 0, 0, 0);
6599     opserv_define_func("TRACE COUNT", NULL, 0, 0, 0);
6600     opserv_define_func("TRACE DOMAINS", NULL, 0, 0, 0);
6601     opserv_define_func("TRACE GLINE", NULL, 600, 0, 0);
6602     opserv_define_func("TRACE SHUN", NULL, 600, 0, 0);
6603     opserv_define_func("TRACE GAG", NULL, 600, 0, 0);
6604     opserv_define_func("TRACE KILL", NULL, 600, 0, 0);
6605     opserv_define_func("UNBAN", cmd_unban, 100, 2, 2);
6606     opserv_define_func("UNGAG", cmd_ungag, 600, 0, 2);
6607     opserv_define_func("UNGLINE", cmd_ungline, 600, 0, 2);
6608     modcmd_register(opserv_module, "GTRACE UNGLINE", NULL, 0, 0, "template", "ungline", NULL);
6609     opserv_define_func("UNSHUN", cmd_unshun, 600, 0, 2);
6610     modcmd_register(opserv_module, "GTRACE UNSHUN", NULL, 0, 0, "template", "unshun", NULL);
6611     opserv_define_func("UNJUPE", cmd_unjupe, 900, 0, 2);
6612     opserv_define_func("UNRESERVE", cmd_unreserve, 800, 0, 2);
6613 /*    opserv_define_func("UNWARN", cmd_unwarn, 800, 0, 0); */
6614     opserv_define_func("VOICEALL", cmd_voiceall, 300, 2, 0);
6615 /*    opserv_define_func("WARN", cmd_warn, 800, 0, 2); */
6616     opserv_define_func("WHOIS", cmd_whois, 0, 0, 2);
6617
6618     opserv_reserved_nick_dict = dict_new();
6619     opserv_hostinfo_dict = dict_new();
6620
6621     dict_set_free_keys(opserv_hostinfo_dict, free);
6622     dict_set_free_data(opserv_hostinfo_dict, opserv_free_hostinfo);
6623
6624     opserv_waiting_connections = dict_new();
6625     dict_set_free_data(opserv_waiting_connections, opserv_free_waiting_connection);
6626
6627     reg_new_user_func(opserv_new_user_check);
6628     reg_nick_change_func(opserv_alert_check_nick);
6629     reg_del_user_func(opserv_user_cleanup);
6630     reg_new_channel_func(opserv_channel_check);
6631     reg_del_channel_func(opserv_channel_delete);
6632     reg_join_func(opserv_join_check);
6633     reg_auth_func(opserv_staff_alert);
6634
6635     opserv_db_init();
6636     saxdb_register("OpServ", opserv_saxdb_read, opserv_saxdb_write);
6637     if (nick)
6638     {
6639         opserv_service = service_register(opserv);
6640         opserv_service->trigger = '?';
6641     }
6642
6643     /* start auto-routing system */
6644     reroute_timer(NULL);
6645     /* start the karma timer, using the saved one if available */
6646     routing_karma_timer(dict_find(opserv_routing_plan_options, "KARMA_TIMER", NULL));
6647
6648     reg_exit_func(opserv_db_cleanup);
6649     message_register_table(msgtab);
6650 }