2 * IRC - Internet Relay Chat, ircd/jupe.c
3 * Copyright (C) 1990 Jarkko Oikarinen and
4 * University of Oulu, Finland
5 * Copyright (C) 2000 Kevin L. Mitchell <klmitch@mit.edu>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 1, or (at your option)
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 #include "ircd_alloc.h"
28 #include "ircd_reply.h"
29 #include "ircd_string.h"
39 #include "sys.h" /* FALSE bleah */
43 static struct Jupe *GlobalJupeList = 0;
46 make_jupe(char *server, char *reason, time_t expire, time_t lastmod,
51 ajupe = (struct Jupe*) MyMalloc(sizeof(struct Jupe)); /* alloc memory */
54 DupString(ajupe->ju_server, server); /* copy vital information */
55 DupString(ajupe->ju_reason, reason);
56 ajupe->ju_expire = expire;
57 ajupe->ju_lastmod = lastmod;
58 ajupe->ju_flags = flags & JUPE_MASK; /* set jupe flags */
60 ajupe->ju_next = GlobalJupeList; /* link it into the list */
61 ajupe->ju_prev_p = &GlobalJupeList;
63 GlobalJupeList->ju_prev_p = &ajupe->ju_next;
64 GlobalJupeList = ajupe;
70 do_jupe(struct Client *cptr, struct Client *sptr, struct Jupe *jupe)
74 if (!JupeIsActive(jupe)) /* no action to be taken on inactive jupes */
77 acptr = FindServer(jupe->ju_server);
79 /* server isn't online or isn't local or is me */
80 if (!acptr || !MyConnect(acptr) || IsMe(acptr))
83 return exit_client_msg(cptr, acptr, &me, "Juped: %s", jupe->ju_reason);
87 propagate_jupe(struct Client *cptr, struct Client *sptr, struct Jupe *jupe)
89 if (JupeIsLocal(jupe)) /* don't propagate local jupes */
92 sendcmdto_serv_butone(sptr, CMD_JUPE, cptr, "* %c%s %Tu %Tu :%s",
93 JupeIsRemActive(jupe) ? '+' : '-', jupe->ju_server,
94 jupe->ju_expire - CurrentTime, jupe->ju_lastmod,
99 jupe_add(struct Client *cptr, struct Client *sptr, char *server, char *reason,
100 time_t expire, time_t lastmod, unsigned int flags)
108 * You cannot set a negative (or zero) expire time, nor can you set an
109 * expiration time for greater than JUPE_MAX_EXPIRE.
111 if (expire <= 0 || expire > JUPE_MAX_EXPIRE) {
112 if (!IsServer(cptr) && MyConnect(cptr))
113 send_reply(cptr, ERR_BADEXPIRE, expire);
117 expire += CurrentTime; /* convert from lifetime to timestamp */
119 /* Inform ops and log it */
120 sendto_opmask_butone(0, SNO_NETWORK, "%s adding %sJUPE for %s, expiring at "
121 "%Tu: %s", IsServer(sptr) ? sptr->name :
122 sptr->user->server->name,
123 flags & JUPE_LOCAL ? "local " : "", server,
124 expire + TSoffset, reason);
127 write_log(JPATH, "%Tu %C adding %sJUPE for %s, expiring at %Tu: %s\n",
128 TStime(), sptr, flags & JUPE_LOCAL ? "local " : "", server,
129 expire + TSoffset, reason);
133 ajupe = make_jupe(server, reason, expire, lastmod, flags);
135 propagate_jupe(cptr, sptr, ajupe);
137 return do_jupe(cptr, sptr, ajupe); /* remove server if necessary */
141 jupe_activate(struct Client *cptr, struct Client *sptr, struct Jupe *jupe,
142 time_t lastmod, unsigned int flags)
144 unsigned int saveflags = 0;
147 assert(!JupeIsLocal(jupe));
149 saveflags = jupe->ju_flags;
151 if (flags & JUPE_LOCAL)
152 jupe->ju_flags &= ~JUPE_LDEACT;
154 jupe->ju_flags |= JUPE_ACTIVE;
156 if (jupe->ju_lastmod >= lastmod) /* force lastmod to increase */
159 jupe->ju_lastmod = lastmod;
162 if ((saveflags & JUPE_ACTMASK) == JUPE_ACTIVE)
163 return 0; /* was active to begin with */
165 /* Inform ops and log it */
166 sendto_opmask_butone(0, SNO_NETWORK, "%s activating JUPE for %s, expiring "
168 IsServer(sptr) ? sptr->name : sptr->user->server->name,
169 jupe->ju_server, jupe->ju_expire + TSoffset,
173 write_log(JPATH, "%Tu %C activating JUPE for %s, expiring at %Tu: %s\n",
174 TStime(), sptr, jupe->ju_server, jupe->ju_expire + TSoffset,
178 propagate_jupe(cptr, sptr, jupe);
180 return do_jupe(cptr, sptr, jupe);
184 jupe_deactivate(struct Client *cptr, struct Client *sptr, struct Jupe *jupe,
185 time_t lastmod, unsigned int flags)
187 unsigned int saveflags = 0;
191 saveflags = jupe->ju_flags;
193 if (!JupeIsLocal(jupe)) {
194 if (flags & JUPE_LOCAL)
195 jupe->ju_flags |= JUPE_LDEACT;
197 jupe->ju_flags &= ~JUPE_ACTIVE;
199 if (jupe->ju_lastmod >= lastmod) /* force lastmod to increase */
202 jupe->ju_lastmod = lastmod;
205 if ((saveflags & JUPE_ACTMASK) != JUPE_ACTIVE)
206 return 0; /* was inactive to begin with */
209 /* Inform ops and log it */
210 sendto_opmask_butone(0, SNO_NETWORK, "%s %s JUPE for %s, expiring at %Tu: "
212 IsServer(sptr) ? sptr->name : sptr->user->server->name,
213 JupeIsLocal(jupe) ? "removing local" : "deactivating",
214 jupe->ju_server, jupe->ju_expire + TSoffset,
218 write_log(JPATH, "%Tu %s %s JUPE for %s, expiring at %Tu: %s\n", TStime(),
219 sptr, JupeIsLocal(jupe) ? "removing local" : "deactivating",
220 jupe->ju_server, jupe->ju_expire + TSoffset, jupe->ju_reason);
223 if (JupeIsLocal(jupe))
226 propagate_jupe(cptr, sptr, jupe);
232 jupe_find(char *server)
237 for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
238 sjupe = jupe->ju_next;
240 if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
242 else if (0 == ircd_strcmp(server, jupe->ju_server)) /* found it yet? */
250 jupe_free(struct Jupe* jupe)
254 *jupe->ju_prev_p = jupe->ju_next; /* squeeze this jupe out */
256 jupe->ju_next->ju_prev_p = jupe->ju_prev_p;
258 MyFree(jupe->ju_server); /* and free up the memory */
259 MyFree(jupe->ju_reason);
264 jupe_burst(struct Client *cptr)
269 for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
270 sjupe = jupe->ju_next;
272 if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
274 else if (!JupeIsLocal(jupe)) /* forward global jupes */
275 sendcmdto_one(&me, CMD_JUPE, cptr, "* %c%s %Tu %Tu :%s",
276 JupeIsRemActive(jupe) ? '+' : '-', jupe->ju_server,
277 jupe->ju_expire - CurrentTime, jupe->ju_lastmod,
283 jupe_resend(struct Client *cptr, struct Jupe *jupe)
285 if (JupeIsLocal(jupe)) /* don't propagate local jupes */
288 sendcmdto_one(&me, CMD_JUPE, cptr, "* %c%s %Tu %Tu :%s",
289 JupeIsRemActive(jupe) ? '+' : '-', jupe->ju_server,
290 jupe->ju_expire - CurrentTime, jupe->ju_lastmod,
297 jupe_list(struct Client *sptr, char *server)
303 if (!(jupe = jupe_find(server))) /* no such jupe */
304 return send_reply(sptr, ERR_NOSUCHJUPE, server);
306 /* send jupe information along */
307 send_reply(sptr, RPL_JUPELIST, jupe->ju_server, jupe->ju_expire + TSoffset,
308 JupeIsLocal(jupe) ? me.name : "*",
309 JupeIsActive(jupe) ? '+' : '-', jupe->ju_reason);
311 for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
312 sjupe = jupe->ju_next;
314 if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
316 else /* send jupe information along */
317 send_reply(sptr, RPL_JUPELIST, jupe->ju_server,
318 jupe->ju_expire + TSoffset,
319 JupeIsLocal(jupe) ? me.name : "*",
320 JupeIsActive(jupe) ? '+' : '-', jupe->ju_reason);
324 /* end of jupe information */
325 return send_reply(sptr, RPL_ENDOFJUPELIST);