* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
- * $Id: m_dline.c 3225 2007-03-04 23:42:55Z jilles $
+ * $Id$
*/
#include "stdinc.h"
-#include "tools.h"
#include "channel.h"
#include "class.h"
#include "client.h"
#include "common.h"
-#include "irc_string.h"
-#include "sprintf_irc.h"
+#include "match.h"
#include "ircd.h"
#include "hostmask.h"
#include "numeric.h"
-#include "commio.h"
#include "s_conf.h"
#include "s_newconf.h"
-#include "s_log.h"
+#include "logger.h"
#include "send.h"
#include "hash.h"
#include "s_serv.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
+#include "bandbi.h"
+#include "operhash.h"
-static int mo_dline(struct Client *, struct Client *, int, const char **);
-static int mo_undline(struct Client *, struct Client *, int, const char **);
+static int mo_dline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static int me_dline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static int mo_undline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static int me_undline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
struct Message dline_msgtab = {
- "DLINE", 0, 0, 0, MFLG_SLOW,
- {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, mg_ignore, {mo_dline, 2}}
+ "DLINE", 0, 0, 0, 0,
+ {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_dline, 4}, {mo_dline, 2}}
};
+
struct Message undline_msgtab = {
- "UNDLINE", 0, 0, 0, MFLG_SLOW,
- {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, mg_ignore, {mo_undline, 2}}
+ "UNDLINE", 0, 0, 0, 0,
+ {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_undline, 2}, {mo_undline, 2}}
};
mapi_clist_av1 dline_clist[] = { &dline_msgtab, &undline_msgtab, NULL };
-DECLARE_MODULE_AV1(dline, NULL, NULL, dline_clist, NULL, NULL, "$Revision: 3225 $");
-static int valid_comment(char *comment);
-static int flush_write(struct Client *, FILE *, char *, char *);
+DECLARE_MODULE_AV1(dline, NULL, NULL, dline_clist, NULL, NULL, "$Revision$");
+
static int remove_temp_dline(struct ConfItem *);
+static int apply_dline(struct Client *, const char *, int, char *);
+static int apply_undline(struct Client *, const char *);
/* mo_dline()
- *
+ *
* parv[1] - dline to add
* parv[2] - reason
*/
static int
-mo_dline(struct Client *client_p, struct Client *source_p,
- int parc, const char *parv[])
+mo_dline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
char def[] = "No Reason";
const char *dlhost;
- char *oper_reason;
char *reason = def;
- struct irc_sockaddr_storage daddr;
char cidr_form_host[HOSTLEN + 1];
- struct ConfItem *aconf;
- int bits;
- char dlbuffer[IRCD_BUFSIZE];
- const char *current_date;
int tdline_time = 0;
+ const char *target_server = NULL;
int loc = 1;
if(!IsOperK(source_p))
{
- sendto_one(source_p, form_str(ERR_NOPRIVS),
- me.name, source_p->name, "kline");
+ sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "kline");
return 0;
}
if((tdline_time = valid_temp_time(parv[loc])) >= 0)
loc++;
- if(parc < loc + 1)
+ dlhost = parv[loc];
+ rb_strlcpy(cidr_form_host, dlhost, sizeof(cidr_form_host));
+ loc++;
+
+ /* would break the protocol */
+ if (*dlhost == ':')
{
- sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
- me.name, source_p->name, "DLINE");
+ sendto_one_notice(source_p, ":Invalid D-Line");
return 0;
}
- dlhost = parv[loc];
- strlcpy(cidr_form_host, dlhost, sizeof(cidr_form_host));
+ if(parc >= loc + 2 && !irccmp(parv[loc], "ON"))
+ {
+ if(!IsOperRemoteBan(source_p))
+ {
+ sendto_one(source_p, form_str(ERR_NOPRIVS),
+ me.name, source_p->name, "remoteban");
+ return 0;
+ }
+
+ target_server = parv[loc + 1];
+ loc += 2;
+ }
- if(!parse_netmask(dlhost, NULL, &bits))
+ if(parc >= loc + 1 && !EmptyString(parv[loc]))
+ reason = LOCAL_COPY(parv[loc]);
+
+ if(target_server != NULL)
{
- sendto_one(source_p, ":%s NOTICE %s :Invalid D-Line",
- me.name, source_p->name);
- return 0;
+ sendto_match_servs(source_p, target_server,
+ CAP_ENCAP, NOCAPS,
+ "ENCAP %s DLINE %d %s :%s",
+ target_server, tdline_time, dlhost, reason);
+
+ if(!match(target_server, me.name))
+ return 0;
}
- loc++;
+ apply_dline(source_p, dlhost, tdline_time, reason);
- if(parc >= loc + 1) /* host :reason */
+ check_dlines();
+ return 0;
+}
+
+/* mo_undline()
+ *
+ * parv[1] = dline to remove
+ */
+static int
+mo_undline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+ const char *cidr;
+ const char *target_server = NULL;
+
+ if(!IsOperK(source_p))
{
- if(!EmptyString(parv[loc]))
- reason = LOCAL_COPY(parv[loc]);
+ sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "unkline");
+ return 0;
+ }
+
+ cidr = parv[1];
- if(!valid_comment(reason))
+ if(parc >= 4 && !irccmp(parv[2], "ON"))
+ {
+ if(!IsOperRemoteBan(source_p))
{
- sendto_one(source_p,
- ":%s NOTICE %s :Invalid character '\"' in comment",
- me.name, source_p->name);
+ sendto_one(source_p, form_str(ERR_NOPRIVS),
+ me.name, source_p->name, "remoteban");
return 0;
}
+
+ target_server = parv[3];
+ sendto_match_servs(source_p, target_server,
+ CAP_ENCAP, NOCAPS, "ENCAP %s UNDLINE %s", target_server, cidr);
+
+ if(!match(target_server, me.name))
+ return 0;
}
+ apply_undline(source_p, cidr);
+
+ return 0;
+}
+
+static int
+me_dline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
+{
+ int tdline_time = atoi(parv[1]);
+ /* Since this is coming over a server link, assume that the originating
+ * server did the relevant permission/sanity checks...
+ */
+
+ if(!IsPerson(source_p))
+ return 0;
+
+ if(!find_shared_conf(source_p->username, source_p->host,
+ source_p->servptr->name,
+ tdline_time > 0 ? SHARED_TDLINE : SHARED_PDLINE))
+ return 0;
+
+ apply_dline(source_p, parv[2], tdline_time, LOCAL_COPY(parv[3]));
+
+ check_dlines();
+ return 0;
+}
+
+static int
+me_undline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
+{
+ if(!IsPerson(source_p))
+ return 0;
+
+ if(!find_shared_conf(source_p->username, source_p->host,
+ source_p->servptr->name, SHARED_UNDLINE))
+ return 0;
+
+ apply_undline(source_p, parv[1]);
+
+ return 0;
+}
+
+static int
+apply_dline(struct Client *source_p, const char *dlhost, int tdline_time, char *reason)
+{
+ struct ConfItem *aconf;
+ char *oper_reason;
+ struct rb_sockaddr_storage daddr;
+ int t = AF_INET, ty, b;
+ const char *creason;
+
+ ty = parse_netmask(dlhost, &daddr, &b);
+ if(ty == HM_HOST)
+ {
+ sendto_one(source_p, ":%s NOTICE %s :Invalid D-Line", me.name, source_p->name);
+ return 0;
+ }
+#ifdef RB_IPV6
+ if(ty == HM_IPV6)
+ t = AF_INET6;
+ else
+#endif
+ t = AF_INET;
+
+ /* This means dlines wider than /16 cannot be set remotely */
if(IsOperAdmin(source_p))
{
- if(bits < 8)
+ if(b < 8)
{
- sendto_one(source_p,
- ":%s NOTICE %s :For safety, bitmasks less than 8 require conf access.",
- me.name, parv[0]);
+ sendto_one_notice(source_p,
+ ":For safety, bitmasks less than 8 require conf access.");
return 0;
}
}
else
{
- if(bits < 16)
+ if(b < 16)
{
- sendto_one(source_p,
- ":%s NOTICE %s :Dline bitmasks less than 16 are for admins only.",
- me.name, parv[0]);
+ sendto_one_notice(source_p,
+ ":Dline bitmasks less than 16 are for admins only.");
return 0;
}
}
if(ConfigFileEntry.non_redundant_klines)
{
- const char *creason;
- int t = AF_INET, ty, b;
- ty = parse_netmask(dlhost, (struct sockaddr *)&daddr, &b);
-#ifdef IPV6
- if(ty == HM_IPV6)
- t = AF_INET6;
- else
-#endif
- t = AF_INET;
-
- if((aconf = find_dline((struct sockaddr *)&daddr, t)) != NULL)
+ if((aconf = find_dline((struct sockaddr *) &daddr, t)) != NULL)
{
int bx;
parse_netmask(aconf->host, NULL, &bx);
if(IsConfExemptKline(aconf))
sendto_one(source_p,
":%s NOTICE %s :[%s] is (E)d-lined by [%s] - %s",
- me.name, parv[0], dlhost, aconf->host, creason);
+ me.name, source_p->name, dlhost, aconf->host,
+ creason);
else
sendto_one(source_p,
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
- me.name, parv[0], dlhost, aconf->host, creason);
+ me.name, source_p->name, dlhost, aconf->host,
+ creason);
return 0;
}
}
}
- set_time();
- current_date = smalldate();
+ rb_set_time();
aconf = make_conf();
aconf->status = CONF_DLINE;
- DupString(aconf->host, dlhost);
+ aconf->created = rb_current_time();
+ aconf->host = rb_strdup(dlhost);
+ aconf->passwd = rb_strdup(reason);
+ aconf->info.oper = operhash_add(get_oper_name(source_p));
+
+ if(strlen(reason) > BANREASONLEN)
+ reason[BANREASONLEN] = '\0';
/* Look for an oper reason */
if((oper_reason = strchr(reason, '|')) != NULL)
oper_reason++;
if(!EmptyString(oper_reason))
- DupString(aconf->spasswd, oper_reason);
+ aconf->spasswd = rb_strdup(oper_reason);
}
if(tdline_time > 0)
{
- ircsnprintf(dlbuffer, sizeof(dlbuffer),
- "Temporary D-line %d min. - %s (%s)",
- (int) (tdline_time / 60), reason, current_date);
- DupString(aconf->passwd, dlbuffer);
- aconf->hold = CurrentTime + tdline_time;
+ aconf->hold = rb_current_time() + tdline_time;
add_temp_dline(aconf);
if(EmptyString(oper_reason))
{
sendto_realops_snomask(SNO_GENERAL, L_ALL,
- "%s added temporary %d min. D-Line for [%s] [%s]",
- get_oper_name(source_p), tdline_time / 60,
- aconf->host, reason);
+ "%s added temporary %d min. D-Line for [%s] [%s]",
+ get_oper_name(source_p), tdline_time / 60,
+ aconf->host, reason);
ilog(L_KLINE, "D %s %d %s %s",
- get_oper_name(source_p), tdline_time / 60,
- aconf->host, reason);
+ get_oper_name(source_p), tdline_time / 60, aconf->host, reason);
}
else
{
sendto_realops_snomask(SNO_GENERAL, L_ALL,
- "%s added temporary %d min. D-Line for [%s] [%s|%s]",
- get_oper_name(source_p), tdline_time / 60,
- aconf->host, reason, oper_reason);
+ "%s added temporary %d min. D-Line for [%s] [%s|%s]",
+ get_oper_name(source_p), tdline_time / 60,
+ aconf->host, reason, oper_reason);
ilog(L_KLINE, "D %s %d %s %s|%s",
- get_oper_name(source_p), tdline_time / 60,
- aconf->host, reason, oper_reason);
+ get_oper_name(source_p), tdline_time / 60,
+ aconf->host, reason, oper_reason);
}
sendto_one(source_p, ":%s NOTICE %s :Added temporary %d min. D-Line for [%s]",
}
else
{
- ircsnprintf(dlbuffer, sizeof(dlbuffer), "%s (%s)", reason, current_date);
- DupString(aconf->passwd, dlbuffer);
- add_conf_by_address(aconf->host, CONF_DLINE, NULL, aconf);
- write_confitem(DLINE_TYPE, source_p, NULL, aconf->host, reason,
- oper_reason, current_date, 0);
+ add_conf_by_address(aconf->host, CONF_DLINE, NULL, NULL, aconf);
+
+ bandb_add(BANDB_DLINE, source_p, aconf->host, NULL,
+ reason, EmptyString(aconf->spasswd) ? NULL : aconf->spasswd, 0);
+
+ if(EmptyString(oper_reason))
+ {
+ sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ "%s added D-Line for [%s] [%s]",
+ get_oper_name(source_p), aconf->host, reason);
+ ilog(L_KLINE, "D %s 0 %s %s",
+ get_oper_name(source_p), aconf->host, reason);
+ }
+ else
+ {
+ sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ "%s added D-Line for [%s] [%s|%s]",
+ get_oper_name(source_p), aconf->host, reason, oper_reason);
+ ilog(L_KLINE, "D %s 0 %s %s|%s",
+ get_oper_name(source_p),
+ aconf->host, reason, oper_reason);
+ }
}
- check_dlines();
return 0;
}
-/* mo_undline()
- *
- * parv[1] = dline to remove
- */
static int
-mo_undline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+apply_undline(struct Client *source_p, const char *cidr)
{
- FILE *in;
- FILE *out;
- char buf[BUFSIZE], buff[BUFSIZE], temppath[BUFSIZE], *p;
- const char *filename, *found_cidr;
- const char *cidr;
+ char buf[BUFSIZE];
struct ConfItem *aconf;
- int pairme = NO, error_on_write = NO;
- mode_t oldumask;
-
- ircsnprintf(temppath, sizeof(temppath), "%s.tmp", ConfigFileEntry.dlinefile);
-
- if(!IsOperUnkline(source_p))
- {
- sendto_one(source_p, form_str(ERR_NOPRIVS),
- me.name, source_p->name, "unkline");
- return 0;
- }
-
- cidr = parv[1];
if(parse_netmask(cidr, NULL, NULL) == HM_HOST)
{
return 0;
}
- strlcpy(buf, aconf->host, sizeof buf);
+ rb_strlcpy(buf, aconf->host, sizeof buf);
if(remove_temp_dline(aconf))
{
sendto_one(source_p,
":%s NOTICE %s :Un-dlined [%s] from temporary D-lines",
- me.name, parv[0], buf);
+ me.name, source_p->name, buf);
sendto_realops_snomask(SNO_GENERAL, L_ALL,
- "%s has removed the temporary D-Line for: [%s]",
- get_oper_name(source_p), buf);
+ "%s has removed the temporary D-Line for: [%s]",
+ get_oper_name(source_p), buf);
ilog(L_KLINE, "UD %s %s", get_oper_name(source_p), buf);
return 0;
}
- filename = get_conf_name(DLINE_TYPE);
+ bandb_del(BANDB_DLINE, aconf->host, NULL);
- if((in = fopen(filename, "r")) == 0)
- {
- sendto_one(source_p, ":%s NOTICE %s :Cannot open %s", me.name, parv[0], filename);
- return 0;
- }
-
- oldumask = umask(0);
- if((out = fopen(temppath, "w")) == 0)
- {
- sendto_one(source_p, ":%s NOTICE %s :Cannot open %s", me.name, parv[0], temppath);
- fclose(in);
- umask(oldumask);
- return 0;
- }
-
- umask(oldumask);
-
- while (fgets(buf, sizeof(buf), in))
- {
- strlcpy(buff, buf, sizeof(buff));
-
- if((p = strchr(buff, '\n')) != NULL)
- *p = '\0';
-
- if((*buff == '\0') || (*buff == '#'))
- {
- if(!error_on_write)
- flush_write(source_p, out, buf, temppath);
- continue;
- }
-
- if((found_cidr = getfield(buff)) == NULL)
- {
- if(!error_on_write)
- flush_write(source_p, out, buf, temppath);
- continue;
- }
-
- if(irccmp(found_cidr, aconf->host) == 0)
- {
- pairme++;
- }
- else
- {
- if(!error_on_write)
- flush_write(source_p, out, buf, temppath);
- continue;
- }
- }
-
- fclose(in);
- if (fclose(out))
- error_on_write = YES;
-
- if(error_on_write)
- {
- sendto_one(source_p,
- ":%s NOTICE %s :Couldn't write D-line file, aborted",
- me.name, parv[0]);
- return 0;
- }
- else if(!pairme)
- {
- sendto_one_notice(source_p, ":Cannot find D-Line for %s in file",
- aconf->host);
-
- if(temppath != NULL)
- (void) unlink(temppath);
-
- return 0;
- }
-
- if (rename(temppath, filename))
- {
- sendto_one_notice(source_p, ":Couldn't rename temp file, aborted");
- return 0;
- }
-
- sendto_one(source_p, ":%s NOTICE %s :D-Line for [%s] is removed", me.name, parv[0], aconf->host);
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
- "%s has removed the D-Line for: [%s]", get_oper_name(source_p), aconf->host);
+ sendto_one(source_p, ":%s NOTICE %s :D-Line for [%s] is removed", me.name, source_p->name,
+ aconf->host);
+ sendto_realops_snomask(SNO_GENERAL, L_ALL, "%s has removed the D-Line for: [%s]",
+ get_oper_name(source_p), aconf->host);
ilog(L_KLINE, "UD %s %s", get_oper_name(source_p), aconf->host);
-
delete_one_address_conf(aconf->host, aconf);
return 0;
}
-/*
- * valid_comment
- * inputs - pointer to client
- * - pointer to comment
- * output - 0 if no valid comment, 1 if valid
- * side effects - NONE
- */
-static int
-valid_comment(char *comment)
-{
- if(strchr(comment, '"'))
- return 0;
-
- if(strlen(comment) > BANREASONLEN)
- comment[BANREASONLEN] = '\0';
-
- return 1;
-}
-
-/*
- * flush_write()
- *
- * inputs - pointer to client structure of oper requesting unkline
- * - out is the file descriptor
- * - buf is the buffer to write
- * - ntowrite is the expected number of character to be written
- * - temppath is the temporary file name to be written
- * output - YES for error on write
- * - NO for success
- * side effects - if successful, the buf is written to output file
- * if a write failure happesn, and the file pointed to
- * by temppath, if its non NULL, is removed.
- *
- * The idea here is, to be as robust as possible when writing to the
- * kline file.
- *
- * -Dianora
- */
-static int
-flush_write(struct Client *source_p, FILE * out, char *buf, char *temppath)
-{
- int error_on_write = (fputs(buf, out) < 0) ? YES : NO;
-
- if(error_on_write)
- {
- sendto_one_notice(source_p, ":Unable to write to %s", temppath);
- fclose(out);
- if(temppath != NULL)
- (void) unlink(temppath);
- }
- return (error_on_write);
-}
-
/* remove_temp_dline()
*
* inputs - confitem to undline
rb_dlink_node *ptr;
int i;
- for (i = 0; i < LAST_TEMP_TYPE; i++)
+ for(i = 0; i < LAST_TEMP_TYPE; i++)
{
RB_DLINK_FOREACH(ptr, temp_dlines[i].head)
{
- if (aconf == ptr->data)
+ if(aconf == ptr->data)
{
- dlinkDestroy(ptr, &temp_dlines[i]);
+ rb_dlinkDestroy(ptr, &temp_dlines[i]);
delete_one_address_conf(aconf->host, aconf);
return YES;
}