mirror of
https://github.com/unrealircd/unrealircd.git
synced 2026-06-27 00:56:38 +02:00
Bram Matthys
184dedf72a
code), suggested by Nazzy and Requi3m. - Fixed extbans no longer working properly in CVS, fix provided by Nazzy (#0002681).
326 lines
8.7 KiB
C
326 lines
8.7 KiB
C
/*
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* Unreal Internet Relay Chat Daemon, src/modules/m_kill.c
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* (C) 2000-2001 Carsten V. Munk and the UnrealIRCd Team
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* Moved to modules by Fish (Justin Hammond)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 1, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "config.h"
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#include "struct.h"
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#include "common.h"
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#include "sys.h"
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#include "numeric.h"
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#include "msg.h"
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#include "channel.h"
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#include <time.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef _WIN32
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#include <io.h>
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#endif
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#include <fcntl.h>
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#include "h.h"
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#include "proto.h"
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#ifdef STRIPBADWORDS
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#include "badwords.h"
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#endif
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#ifdef _WIN32
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#include "version.h"
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#endif
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DLLFUNC int m_kill(aClient *cptr, aClient *sptr, int parc, char *parv[]);
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static char buf[BUFSIZE], buf2[BUFSIZE];
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/* Place includes here */
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#define MSG_KILL "KILL" /* KILL */
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#define TOK_KILL "." /* 46 */
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ModuleHeader MOD_HEADER(m_kill)
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= {
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"kill", /* Name of module */
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"$Id$", /* Version */
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"command /kill", /* Short description of module */
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"3.2-b8-1",
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NULL
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};
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/* This is called on module init, before Server Ready */
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DLLFUNC int MOD_INIT(m_kill)(ModuleInfo *modinfo)
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{
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/*
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* We call our add_Command crap here
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*/
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add_Command(MSG_KILL, TOK_KILL, m_kill, 2);
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MARK_AS_OFFICIAL_MODULE(modinfo);
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return MOD_SUCCESS;
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}
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/* Is first run when server is 100% ready */
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DLLFUNC int MOD_LOAD(m_kill)(int module_load)
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{
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return MOD_SUCCESS;
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}
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/* Called when module is unloaded */
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DLLFUNC int MOD_UNLOAD(m_kill)(int module_unload)
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{
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if (del_Command(MSG_KILL, TOK_KILL, m_kill) < 0)
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{
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sendto_realops("Failed to delete commands when unloading %s",
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MOD_HEADER(m_kill).name);
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}
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return MOD_SUCCESS;
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}
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/*
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** m_kill
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** parv[0] = sender prefix
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** parv[1] = kill victim(s) - comma separated list
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** parv[2] = kill path
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*/
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DLLFUNC int m_kill(aClient *cptr, aClient *sptr, int parc, char *parv[])
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{
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aClient *acptr;
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anUser *auser;
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char inpath[HOSTLEN * 2 + USERLEN + 5];
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char *oinpath = get_client_name(cptr, FALSE);
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char *user, *path, *killer, *nick, *p, *s;
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int chasing = 0, kcount = 0;
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if (parc < 2 || *parv[1] == '\0')
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{
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sendto_one(sptr, err_str(ERR_NEEDMOREPARAMS),
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me.name, parv[0], "KILL");
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return 0;
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}
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user = parv[1];
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path = parv[2]; /* Either defined or NULL (parc >= 2!!) */
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strlcpy(inpath, oinpath, sizeof inpath);
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#ifndef ROXnet
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if (IsServer(cptr) && (s = (char *)index(inpath, '.')) != NULL)
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*s = '\0'; /* Truncate at first "." */
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#endif
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if (!IsPrivileged(cptr))
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{
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sendto_one(sptr, err_str(ERR_NOPRIVILEGES), me.name, parv[0]);
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return 0;
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}
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if (IsAnOper(cptr))
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{
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if (BadPtr(path))
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{
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sendto_one(sptr, err_str(ERR_NEEDMOREPARAMS),
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me.name, parv[0], "KILL");
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return 0;
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}
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if (strlen(path) > (size_t)TOPICLEN)
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path[TOPICLEN] = '\0';
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}
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if (MyClient(sptr))
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user = (char *)canonize(user);
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for (p = NULL, nick = strtoken(&p, user, ","); nick;
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nick = strtoken(&p, NULL, ","))
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{
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chasing = 0;
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if (!(acptr = find_client(nick, NULL)))
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{
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/*
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** If the user has recently changed nick, we automaticly
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** rewrite the KILL for this new nickname--this keeps
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** servers in synch when nick change and kill collide
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*/
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if (!(acptr =
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get_history(nick, (long)KILLCHASETIMELIMIT)))
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{
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sendto_one(sptr, err_str(ERR_NOSUCHNICK),
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me.name, parv[0], nick);
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continue;
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}
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sendto_one(sptr,
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":%s %s %s :*** KILL changed from %s to %s",
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me.name, IsWebTV(sptr) ? "PRIVMSG" : "NOTICE", parv[0], nick, acptr->name);
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chasing = 1;
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}
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if ((!MyConnect(acptr) && MyClient(cptr) && !OPCanGKill(cptr))
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|| (MyConnect(acptr) && MyClient(cptr)
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&& !OPCanLKill(cptr)))
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{
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sendto_one(sptr, err_str(ERR_NOPRIVILEGES), me.name,
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parv[0]);
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continue;
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}
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if (IsServer(acptr) || IsMe(acptr))
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{
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sendto_one(sptr, err_str(ERR_CANTKILLSERVER),
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me.name, parv[0]);
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continue;
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}
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if (!IsPerson(acptr))
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{
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/* Nick exists but user is not registered yet: IOTW "doesn't exist". -- Syzop */
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sendto_one(sptr, err_str(ERR_NOSUCHNICK),
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me.name, parv[0], nick);
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continue;
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}
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if (IsServices(acptr) && !(IsNetAdmin(sptr) || IsULine(sptr)))
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{
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sendto_one(sptr, err_str(ERR_KILLDENY), me.name,
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parv[0], parv[1]);
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return 0;
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}
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/* From here on, the kill is probably going to be successful. */
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kcount++;
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if (!IsServer(sptr) && (kcount > MAXKILLS))
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{
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sendto_one(sptr,
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":%s %s %s :*** Too many targets, kill list was truncated. Maximum is %d.",
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me.name, IsWebTV(sptr) ? "PRIVMSG" : "NOTICE", parv[0], MAXKILLS);
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break;
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}
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if (!IsServer(cptr))
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{
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/*
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** The kill originates from this server, initialize path.
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** (In which case the 'path' may contain user suplied
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** explanation ...or some nasty comment, sigh... >;-)
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**
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** ...!operhost!oper
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** ...!operhost!oper (comment)
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*/
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strlcpy(inpath, GetHost(cptr), sizeof inpath);
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if (kcount < 2) { /* Only check the path the first time
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around, or it gets appended to itself. */
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if (!BadPtr(path))
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{
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(void)ircsprintf(buf, "%s%s (%s)",
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cptr->name,
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IsOper(sptr) ? "" : "(L)", path);
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path = buf;
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}
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else
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path = cptr->name;
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}
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}
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else if (BadPtr(path))
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path = "*no-path*"; /* Bogus server sending??? */
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/*
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** Notify all *local* opers about the KILL (this includes the one
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** originating the kill, if from this server--the special numeric
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** reply message is not generated anymore).
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**
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** Note: "acptr->name" is used instead of "user" because we may
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** have changed the target because of the nickname change.
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*/
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auser = acptr->user;
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sendto_snomask_normal(SNO_KILLS,
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"*** Notice -- Received KILL message for %s!%s@%s from %s Path: %s!%s",
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acptr->name, auser->username,
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IsHidden(acptr) ? auser->virthost : auser->realhost,
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parv[0], inpath, path);
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#if defined(USE_SYSLOG) && defined(SYSLOG_KILL)
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if (IsOper(sptr))
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syslog(LOG_DEBUG, "KILL From %s For %s Path %s!%s",
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parv[0], acptr->name, inpath, path);
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#endif
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/*
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* By otherguy
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*/
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ircd_log
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(LOG_KILL, "KILL (%s) by %s(%s!%s)",
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make_nick_user_host
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(acptr->name, acptr->user->username, GetHost(acptr)),
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parv[0],
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inpath,
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path);
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/*
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** And pass on the message to other servers. Note, that if KILL
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** was changed, the message has to be sent to all links, also
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** back.
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** Suicide kills are NOT passed on --SRB
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*/
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if (!MyConnect(acptr) || !MyConnect(sptr) || !IsAnOper(sptr))
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{
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sendto_serv_butone(cptr, ":%s KILL %s :%s!%s",
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parv[0], acptr->name, inpath, path);
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if (chasing && IsServer(cptr))
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sendto_one(cptr, ":%s KILL %s :%s!%s",
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me.name, acptr->name, inpath, path);
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acptr->flags |= FLAGS_KILLED;
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}
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/*
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** Tell the victim she/he has been zapped, but *only* if
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** the victim is on current server--no sense in sending the
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** notification chasing the above kill, it won't get far
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** anyway (as this user don't exist there any more either)
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*/
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if (MyConnect(acptr))
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sendto_prefix_one(acptr, sptr, ":%s KILL %s :%s!%s",
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parv[0], acptr->name, inpath, path);
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/*
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** Set FLAGS_KILLED. This prevents exit_one_client from sending
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** the unnecessary QUIT for this. (This flag should never be
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** set in any other place)
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*/
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if (MyConnect(acptr) && MyConnect(sptr) && IsAnOper(sptr))
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(void)ircsprintf(buf2, "[%s] Local kill by %s (%s)",
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me.name, sptr->name,
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BadPtr(parv[2]) ? sptr->name : parv[2]);
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else
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{
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if ((killer = index(path, ' ')))
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{
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while ((killer >= path) && *killer && *killer != '!')
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killer--;
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if (!*killer)
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killer = path;
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else
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killer++;
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}
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else
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killer = path;
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(void)ircsprintf(buf2, "Killed (%s)", killer);
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}
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if (MyClient(sptr))
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RunHook3(HOOKTYPE_LOCAL_KILL, sptr, acptr, parv[2]);
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if (exit_client(cptr, acptr, sptr, buf2) == FLUSH_BUFFER)
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return FLUSH_BUFFER;
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}
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return 0;
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}
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