]> jfr.im git - solanum.git/blobdiff - src/s_conf.c
implement configurable channel modes (closes #31)
[solanum.git] / src / s_conf.c
index e45a0e381b91035a262d196872bc4038eb4077b3..96559c13bba0d2dad6a10a9a1eea5eb0c82f62c4 100644 (file)
@@ -51,6 +51,9 @@
 #include "sslproc.h"
 #include "bandbi.h"
 #include "operhash.h"
+#include "chmode.h"
+#include "hook.h"
+#include "s_assert.h"
 
 struct config_server_hide ConfigServerHide;
 
@@ -72,7 +75,7 @@ rb_dlink_list service_list;
 /* internally defined functions */
 static void set_default_conf(void);
 static void validate_conf(void);
-static void read_conf(FILE *);
+static void read_conf(void);
 static void clear_out_old_conf(void);
 
 static void expire_prop_bans(void *list);
@@ -83,6 +86,7 @@ FILE *conf_fbfile_in;
 extern char yytext[];
 
 static int verify_access(struct Client *client_p, const char *username);
+static struct ConfItem *find_address_conf_by_client(struct Client *client_p, const char *username);
 static int attach_iline(struct Client *, struct ConfItem *);
 
 void
@@ -181,10 +185,10 @@ check_client(struct Client *client_p, struct Client *source_p, const char *usern
 
        if((i = verify_access(source_p, username)))
        {
-               ilog(L_FUSER, "Access denied: %s[%s]", 
+               ilog(L_FUSER, "Access denied: %s[%s]",
                     source_p->name, source_p->sockhost);
        }
-       
+
        switch (i)
        {
        case SOCKET_ERROR:
@@ -204,7 +208,7 @@ check_client(struct Client *client_p, struct Client *source_p, const char *usern
 
                ilog(L_FUSER, "Too many local connections from %s!%s%s@%s",
                        source_p->name, IsGotId(source_p) ? "" : "~",
-                       source_p->username, source_p->sockhost);        
+                       source_p->username, source_p->sockhost);
 
                ServerStats.is_ref++;
                exit_client(client_p, source_p, &me, "Too many host connections (local)");
@@ -245,7 +249,7 @@ check_client(struct Client *client_p, struct Client *source_p, const char *usern
                                source_p->username, source_p->host,
                                show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : "255.255.255.255");
 
-               ilog(L_FUSER, "Too many connections from %s!%s%s@%s.", 
+               ilog(L_FUSER, "Too many connections from %s!%s%s@%s.",
                        source_p->name, IsGotId(source_p) ? "" : "~",
                        source_p->username, source_p->sockhost);
 
@@ -263,7 +267,7 @@ check_client(struct Client *client_p, struct Client *source_p, const char *usern
                        else
 #endif
                                port = ntohs(((struct sockaddr_in *)&source_p->localClient->listener->addr)->sin_port);
-                       
+
                        ServerStats.is_ref++;
                        /* jdc - lists server name & port connections are on */
                        /*       a purely cosmetical change */
@@ -314,27 +318,8 @@ static int
 verify_access(struct Client *client_p, const char *username)
 {
        struct ConfItem *aconf;
-       char non_ident[USERLEN + 1];
-
-       if(IsGotId(client_p))
-       {
-               aconf = find_address_conf(client_p->host, client_p->sockhost, 
-                                       client_p->username, client_p->username,
-                                       (struct sockaddr *) &client_p->localClient->ip,
-                                       client_p->localClient->ip.ss_family,
-                                       client_p->localClient->auth_user);
-       }
-       else
-       {
-               rb_strlcpy(non_ident, "~", sizeof(non_ident));
-               rb_strlcat(non_ident, username, sizeof(non_ident));
-               aconf = find_address_conf(client_p->host, client_p->sockhost,
-                                       non_ident, client_p->username,
-                                       (struct sockaddr *) &client_p->localClient->ip,
-                                       client_p->localClient->ip.ss_family,
-                                       client_p->localClient->auth_user);
-       }
 
+       aconf = find_address_conf_by_client(client_p, username);
        if(aconf == NULL)
                return NOT_AUTHORISED;
 
@@ -396,9 +381,40 @@ verify_access(struct Client *client_p, const char *username)
 }
 
 
+/*
+ * find_address_conf_by_client
+ */
+static struct ConfItem *
+find_address_conf_by_client(struct Client *client_p, const char *username)
+{
+       struct ConfItem *aconf;
+       char non_ident[USERLEN + 1];
+
+       if(IsGotId(client_p))
+       {
+               aconf = find_address_conf(client_p->host, client_p->sockhost,
+                                       client_p->username, client_p->username,
+                                       (struct sockaddr *) &client_p->localClient->ip,
+                                       client_p->localClient->ip.ss_family,
+                                       client_p->localClient->auth_user);
+       }
+       else
+       {
+               rb_strlcpy(non_ident, "~", sizeof(non_ident));
+               rb_strlcat(non_ident, username, sizeof(non_ident));
+               aconf = find_address_conf(client_p->host, client_p->sockhost,
+                                       non_ident, client_p->username,
+                                       (struct sockaddr *) &client_p->localClient->ip,
+                                       client_p->localClient->ip.ss_family,
+                                       client_p->localClient->auth_user);
+       }
+       return aconf;
+}
+
+
 /*
  * add_ip_limit
- * 
+ *
  * Returns 1 if successful 0 if not
  *
  * This checks if the user has exceed the limits for their class
@@ -569,7 +585,7 @@ detach_conf(struct Client *client_p)
 
 /*
  * attach_conf
- * 
+ *
  * inputs      - client pointer
  *             - conf pointer
  * output      -
@@ -670,8 +686,7 @@ set_default_conf(void)
        /* ServerInfo.name is not rehashable */
        /* ServerInfo.name = ServerInfo.name; */
        ServerInfo.description = NULL;
-       ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
-       ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
+       ServerInfo.network_name = NULL;
 
        memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
        ServerInfo.specific_ipv4_vhost = 0;
@@ -686,11 +701,12 @@ set_default_conf(void)
        AdminInfo.email = NULL;
        AdminInfo.description = NULL;
 
-       ConfigFileEntry.default_operstring = rb_strdup("is an IRC operator");
-       ConfigFileEntry.default_adminstring = rb_strdup("is a Server Administrator");
-       ConfigFileEntry.servicestring = rb_strdup("is a Network Service");
+       ConfigFileEntry.default_operstring = NULL;
+       ConfigFileEntry.default_adminstring = NULL;
+       ConfigFileEntry.servicestring = NULL;
+       ConfigFileEntry.sasl_service = NULL;
 
-       ConfigFileEntry.default_umodes = UMODE_INVISIBLE;       
+       ConfigFileEntry.default_umodes = UMODE_INVISIBLE;
        ConfigFileEntry.failed_oper_notice = YES;
        ConfigFileEntry.anti_nick_flood = NO;
        ConfigFileEntry.disable_fake_channels = NO;
@@ -729,21 +745,23 @@ set_default_conf(void)
        ConfigFileEntry.fname_operlog = NULL;
        ConfigFileEntry.fname_foperlog = NULL;
        ConfigFileEntry.fname_serverlog = NULL;
+       ConfigFileEntry.fname_killlog = NULL;
        ConfigFileEntry.fname_klinelog = NULL;
        ConfigFileEntry.fname_operspylog = NULL;
        ConfigFileEntry.fname_ioerrorlog = NULL;
-       ConfigFileEntry.use_egd = NO;
        ConfigFileEntry.hide_spoof_ips = YES;
        ConfigFileEntry.hide_error_messages = 1;
        ConfigFileEntry.dots_in_ident = 0;
        ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
-       ConfigFileEntry.egdpool_path = NULL;
        ConfigFileEntry.use_whois_actually = YES;
        ConfigFileEntry.burst_away = NO;
        ConfigFileEntry.collision_fnc = YES;
+       ConfigFileEntry.resv_fnc = YES;
        ConfigFileEntry.global_snotices = YES;
        ConfigFileEntry.operspy_dont_care_user_info = NO;
        ConfigFileEntry.use_propagated_bans = YES;
+       ConfigFileEntry.max_ratelimit_tokens = 30;
+       ConfigFileEntry.away_interval = 30;
 
 #ifdef HAVE_LIBZ
        ConfigFileEntry.compression_level = 4;
@@ -756,8 +774,8 @@ set_default_conf(void)
 
        ConfigChannel.use_except = YES;
        ConfigChannel.use_invex = YES;
-       ConfigChannel.use_knock = YES;
        ConfigChannel.use_forward = YES;
+       ConfigChannel.use_knock = YES;
        ConfigChannel.knock_delay = 300;
        ConfigChannel.knock_delay_channel = 60;
        ConfigChannel.max_chans_per_user = 15;
@@ -775,6 +793,8 @@ set_default_conf(void)
        ConfigChannel.channel_target_change = YES;
        ConfigChannel.disable_local_channels = NO;
 
+       ConfigChannel.autochanmodes = MODE_TOPICLIMIT | MODE_NOPRIVMSGS;
+
        ConfigServerHide.flatten_links = 0;
        ConfigServerHide.links_delay = 300;
        ConfigServerHide.hidden = 0;
@@ -783,18 +803,26 @@ set_default_conf(void)
        ConfigFileEntry.min_nonwildcard = 4;
        ConfigFileEntry.min_nonwildcard_simple = 3;
        ConfigFileEntry.default_floodcount = 8;
-       ConfigFileEntry.default_ident_timeout = 5;
-       ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
+       ConfigFileEntry.default_ident_timeout = IDENT_TIMEOUT_DEFAULT;
        ConfigFileEntry.tkline_expire_notices = 0;
 
         ConfigFileEntry.reject_after_count = 5;
-       ConfigFileEntry.reject_ban_time = 300;  
+       ConfigFileEntry.reject_ban_time = 300;
        ConfigFileEntry.reject_duration = 120;
        ConfigFileEntry.throttle_count = 4;
        ConfigFileEntry.throttle_duration = 60;
 
+       ConfigFileEntry.client_flood_max_lines = CLIENT_FLOOD_DEFAULT;
+       ConfigFileEntry.client_flood_burst_rate = 5;
+       ConfigFileEntry.client_flood_burst_max = 5;
+       ConfigFileEntry.client_flood_message_time = 1;
+       ConfigFileEntry.client_flood_message_num = 2;
+
        ServerInfo.default_max_clients = MAXCONNECTIONS;
 
+       ConfigFileEntry.nicklen = NICKLEN;
+       ConfigFileEntry.certfp_method = RB_SSL_CERTFP_METH_SHA1;
+
        if (!alias_dict)
                alias_dict = irc_dictionary_create(strcasecmp);
 }
@@ -803,15 +831,15 @@ set_default_conf(void)
 #undef NO
 
 /*
- * read_conf() 
+ * read_conf()
  *
  *
- * inputs       - file descriptor pointing to config file to use
+ * inputs       - None
  * output       - None
  * side effects        - Read configuration file.
  */
 static void
-read_conf(FILE * file)
+read_conf(void)
 {
        lineno = 0;
 
@@ -821,11 +849,15 @@ read_conf(FILE * file)
        /* Some global values are also loaded here. */
        check_class();          /* Make sure classes are valid */
        privilegeset_delete_all_illegal();
+       construct_cflags_strings();
 }
 
 static void
 validate_conf(void)
 {
+       if(ConfigFileEntry.default_ident_timeout < 1)
+               ConfigFileEntry.default_ident_timeout = IDENT_TIMEOUT_DEFAULT;
+
        if(ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
                ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
 
@@ -835,9 +867,6 @@ validate_conf(void)
        if(ServerInfo.network_name == NULL)
                ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
 
-       if(ServerInfo.network_desc == NULL)
-               ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
-
        if(ServerInfo.ssld_count < 1)
                ServerInfo.ssld_count = 1;
 
@@ -855,12 +884,37 @@ validate_conf(void)
                int start = ServerInfo.ssld_count - get_ssld_count();
                /* start up additional ssld if needed */
                start_ssldaemon(start, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);
-                               
+
        }
 
-       if((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
-          (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
-               ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
+       /* General conf */
+       if (ConfigFileEntry.default_operstring == NULL)
+               ConfigFileEntry.default_operstring = rb_strdup("is an IRC operator");
+
+       if (ConfigFileEntry.default_adminstring == NULL)
+               ConfigFileEntry.default_adminstring = rb_strdup("is a Server Administrator");
+
+       if (ConfigFileEntry.servicestring == NULL)
+               ConfigFileEntry.servicestring = rb_strdup("is a Network Service");
+
+       if (ConfigFileEntry.sasl_service == NULL)
+               ConfigFileEntry.sasl_service = rb_strdup("SaslServ");
+
+       /* RFC 1459 says 1 message per 2 seconds on average and bursts of
+        * 5 messages are acceptable, so allow at least that.
+        */
+       if(ConfigFileEntry.client_flood_burst_rate < 5)
+               ConfigFileEntry.client_flood_burst_rate = 5;
+       if(ConfigFileEntry.client_flood_burst_max < 5)
+               ConfigFileEntry.client_flood_burst_max = 5;
+       if(ConfigFileEntry.client_flood_message_time >
+                       ConfigFileEntry.client_flood_message_num * 2)
+               ConfigFileEntry.client_flood_message_time =
+                       ConfigFileEntry.client_flood_message_num * 2;
+
+       if((ConfigFileEntry.client_flood_max_lines < CLIENT_FLOOD_MIN) ||
+          (ConfigFileEntry.client_flood_max_lines > CLIENT_FLOOD_MAX))
+               ConfigFileEntry.client_flood_max_lines = CLIENT_FLOOD_MAX;
 
        if(!split_users || !split_servers ||
           (!ConfigChannel.no_create_on_split && !ConfigChannel.no_join_on_split))
@@ -876,7 +930,7 @@ validate_conf(void)
  *
  * inputs        - pointer to struct ConfItem
  * output        - none
- * Side effects  - links in given struct ConfItem into 
+ * Side effects  - links in given struct ConfItem into
  *                 temporary kline link list
  */
 void
@@ -942,7 +996,7 @@ add_temp_dline(struct ConfItem *aconf)
 }
 
 /* valid_wild_card()
- * 
+ *
  * input        - user buffer, host buffer
  * output       - 0 if invalid, 1 if valid
  * side effects -
@@ -1017,7 +1071,7 @@ find_prop_ban(unsigned int status, const char *user, const char *host)
 }
 
 void
-deactivate_conf(struct ConfItem *aconf, rb_dlink_node *ptr)
+deactivate_conf(struct ConfItem *aconf, rb_dlink_node *ptr, time_t now)
 {
        int i;
 
@@ -1056,7 +1110,7 @@ deactivate_conf(struct ConfItem *aconf, rb_dlink_node *ptr)
                        del_from_resv_hash(aconf->host, aconf);
                        break;
        }
-       if (aconf->lifetime != 0 && rb_current_time() < aconf->lifetime)
+       if (aconf->lifetime != 0 && now < aconf->lifetime)
                aconf->status |= CONF_ILLEGAL;
        else
        {
@@ -1092,7 +1146,7 @@ replace_old_ban(struct ConfItem *aconf)
                        aconf->lifetime = aconf->hold;
                /* Tell deactivate_conf() to destroy it. */
                oldconf->lifetime = rb_current_time();
-               deactivate_conf(oldconf, ptr);
+               deactivate_conf(oldconf, ptr, oldconf->lifetime);
        }
 }
 
@@ -1102,13 +1156,15 @@ expire_prop_bans(void *list)
        rb_dlink_node *ptr;
        rb_dlink_node *next_ptr;
        struct ConfItem *aconf;
+       time_t now;
 
+       now = rb_current_time();
        RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head)
        {
                aconf = ptr->data;
 
-               if(aconf->lifetime <= rb_current_time() ||
-                               (aconf->hold <= rb_current_time() &&
+               if(aconf->lifetime <= now ||
+                               (aconf->hold <= now &&
                                 !(aconf->status & CONF_ILLEGAL)))
                {
                        /* Alert opers that a TKline expired - Hwy */
@@ -1122,7 +1178,7 @@ expire_prop_bans(void *list)
                                                     aconf->host ? aconf->host : "*");
 
                        /* will destroy or mark illegal */
-                       deactivate_conf(aconf, ptr);
+                       deactivate_conf(aconf, ptr, now);
                }
        }
 }
@@ -1172,7 +1228,7 @@ reorganise_temp_kd(void *list)
 
                if(aconf->hold < (rb_current_time() + (60 * 60)))
                {
-                       rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? 
+                       rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
                                        &temp_klines[TEMP_MIN] : &temp_dlines[TEMP_MIN]);
                        aconf->port = TEMP_MIN;
                }
@@ -1180,14 +1236,14 @@ reorganise_temp_kd(void *list)
                {
                        if(aconf->hold < (rb_current_time() + (1440 * 60)))
                        {
-                               rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? 
+                               rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
                                                &temp_klines[TEMP_HOUR] : &temp_dlines[TEMP_HOUR]);
                                aconf->port = TEMP_HOUR;
                        }
-                       else if(aconf->port > TEMP_DAY && 
+                       else if(aconf->port > TEMP_DAY &&
                                (aconf->hold < (rb_current_time() + (10080 * 60))))
                        {
-                               rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? 
+                               rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
                                                &temp_klines[TEMP_DAY] : &temp_dlines[TEMP_DAY]);
                                aconf->port = TEMP_DAY;
                        }
@@ -1217,7 +1273,7 @@ get_oper_name(struct Client *client_p)
        }
 
        rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}",
-                  client_p->name, client_p->username, 
+                  client_p->name, client_p->username,
                   client_p->host, client_p->servptr->name);
        return buffer;
 }
@@ -1227,7 +1283,7 @@ get_oper_name(struct Client *client_p)
  *
  * inputs        - struct ConfItem
  *
- * output         - name 
+ * output         - name
  *                - host
  *                - pass
  *                - user
@@ -1240,7 +1296,7 @@ get_oper_name(struct Client *client_p)
  */
 void
 get_printable_conf(struct ConfItem *aconf, char **name, char **host,
-                  char **pass, char **user, int *port, char **classname)
+                  const char **pass, char **user, int *port, char **classname)
 {
        static char null[] = "<NULL>";
        static char zero[] = "default";
@@ -1281,7 +1337,7 @@ get_user_ban_reason(struct ConfItem *aconf)
 }
 
 void
-get_printable_kline(struct Client *source_p, struct ConfItem *aconf, 
+get_printable_kline(struct Client *source_p, struct ConfItem *aconf,
                    char **host, char **reason,
                    char **user, char **oper_reason)
 {
@@ -1324,7 +1380,9 @@ read_conf_files(int cold)
           FIXME: The full path is in conffilenamebuf first time since we
           dont know anything else
 
-          - Gozem 2002-07-21 
+          - Gozem 2002-07-21
+
+
         */
        rb_strlcpy(conffilebuf, filename, sizeof(conffilebuf));
 
@@ -1332,7 +1390,15 @@ read_conf_files(int cold)
        {
                if(cold)
                {
+                       inotice("Failed in reading configuration file %s, aborting", filename);
                        ilog(L_MAIN, "Failed in reading configuration file %s", filename);
+
+                       int e;
+                       e = errno;
+
+                       inotice("FATAL: %s %s", strerror(e), filename);
+                       ilog(L_MAIN, "FATAL: %s %s", strerror(e), filename);
+
                        exit(-1);
                }
                else
@@ -1348,7 +1414,10 @@ read_conf_files(int cold)
                clear_out_old_conf();
        }
 
-       read_conf(conf_fbfile_in);
+       call_hook(h_conf_read_start, NULL);
+       read_conf();
+       call_hook(h_conf_read_end, NULL);
+
        fclose(conf_fbfile_in);
 }
 
@@ -1404,8 +1473,6 @@ clear_out_old_conf(void)
        ServerInfo.description = NULL;
        rb_free(ServerInfo.network_name);
        ServerInfo.network_name = NULL;
-       rb_free(ServerInfo.network_desc);
-       ServerInfo.network_desc = NULL;
 
        ServerInfo.ssld_count = 1;
 
@@ -1426,8 +1493,36 @@ clear_out_old_conf(void)
         */
 
        /* clean out general */
+       rb_free(ConfigFileEntry.default_operstring);
+       ConfigFileEntry.default_operstring = NULL;
+       rb_free(ConfigFileEntry.default_adminstring);
+       ConfigFileEntry.default_adminstring = NULL;
+       rb_free(ConfigFileEntry.servicestring);
+       ConfigFileEntry.servicestring = NULL;
        rb_free(ConfigFileEntry.kline_reason);
        ConfigFileEntry.kline_reason = NULL;
+       rb_free(ConfigFileEntry.sasl_service);
+       ConfigFileEntry.sasl_service = NULL;
+
+       /* clean out log */
+       rb_free(ConfigFileEntry.fname_userlog);
+       ConfigFileEntry.fname_userlog = NULL;
+       rb_free(ConfigFileEntry.fname_fuserlog);
+       ConfigFileEntry.fname_fuserlog = NULL;
+       rb_free(ConfigFileEntry.fname_operlog);
+       ConfigFileEntry.fname_operlog = NULL;
+       rb_free(ConfigFileEntry.fname_foperlog);
+       ConfigFileEntry.fname_foperlog = NULL;
+       rb_free(ConfigFileEntry.fname_serverlog);
+       ConfigFileEntry.fname_serverlog = NULL;
+       rb_free(ConfigFileEntry.fname_killlog);
+       ConfigFileEntry.fname_killlog = NULL;
+       rb_free(ConfigFileEntry.fname_klinelog);
+       ConfigFileEntry.fname_klinelog = NULL;
+       rb_free(ConfigFileEntry.fname_operspylog);
+       ConfigFileEntry.fname_operspylog = NULL;
+       rb_free(ConfigFileEntry.fname_ioerrorlog);
+       ConfigFileEntry.fname_ioerrorlog = NULL;
 
        RB_DLINK_FOREACH_SAFE(ptr, next_ptr, service_list.head)
        {
@@ -1454,7 +1549,7 @@ clear_out_old_conf(void)
  * conf_add_class_to_conf
  * inputs       - pointer to config item
  * output       - NONE
- * side effects - Add a class pointer to a conf 
+ * side effects - Add a class pointer to a conf
  */
 
 void