569 lines
15 KiB
C
569 lines
15 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_resv.c: Reserves(jupes) a nickname or channel.
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*
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* Copyright (C) 2001-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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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 2 of the License, or
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* (at your option) 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* $Id$
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*/
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#include "stdinc.h"
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#include "client.h"
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#include "channel.h"
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#include "ircd.h"
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#include "numeric.h"
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#include "s_serv.h"
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#include "send.h"
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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#include "s_conf.h"
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#include "s_newconf.h"
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#include "hash.h"
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#include "logger.h"
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#include "bandbi.h"
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static int mo_resv(struct Client *, struct Client *, int, const char **);
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static int ms_resv(struct Client *, struct Client *, int, const char **);
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static int me_resv(struct Client *, struct Client *, int, const char **);
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static int mo_unresv(struct Client *, struct Client *, int, const char **);
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static int ms_unresv(struct Client *, struct Client *, int, const char **);
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static int me_unresv(struct Client *, struct Client *, int, const char **);
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struct Message resv_msgtab = {
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"RESV", 0, 0, 0, MFLG_SLOW | MFLG_UNREG,
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{mg_ignore, mg_not_oper, {ms_resv, 4}, {ms_resv, 4}, {me_resv, 5}, {mo_resv, 3}}
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};
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struct Message unresv_msgtab = {
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"UNRESV", 0, 0, 0, MFLG_SLOW | MFLG_UNREG,
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{mg_ignore, mg_not_oper, {ms_unresv, 3}, {ms_unresv, 3}, {me_unresv, 2}, {mo_unresv, 2}}
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};
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mapi_clist_av1 resv_clist[] = { &resv_msgtab, &unresv_msgtab, NULL };
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DECLARE_MODULE_AV1(resv, NULL, NULL, resv_clist, NULL, NULL, "$Revision$");
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static void parse_resv(struct Client *source_p, const char *name,
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const char *reason, int temp_time);
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static void propagate_resv(struct Client *source_p, const char *target,
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int temp_time, const char *name, const char *reason);
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static void cluster_resv(struct Client *source_p, int temp_time,
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const char *name, const char *reason);
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static void handle_remote_unresv(struct Client *source_p, const char *name);
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static void remove_resv(struct Client *source_p, const char *name);
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static void resv_chan_forcepart(const char *name, const char *reason, int temp_time);
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/*
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* mo_resv()
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* parv[0] = sender prefix
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* parv[1] = channel/nick to forbid
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* parv[2] = reason
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*/
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static int
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mo_resv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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const char *name;
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const char *reason;
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const char *target_server = NULL;
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int temp_time;
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int loc = 1;
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if(!IsOperResv(source_p))
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{
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sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "resv");
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return 0;
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}
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/* RESV [time] <name> [ON <server>] :<reason> */
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if((temp_time = valid_temp_time(parv[loc])) >= 0)
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loc++;
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/* we just set temp_time to -1! */
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else
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temp_time = 0;
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name = parv[loc];
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loc++;
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if((parc >= loc + 2) && (irccmp(parv[loc], "ON") == 0))
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{
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if(!IsOperRemoteBan(source_p))
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{
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sendto_one(source_p, form_str(ERR_NOPRIVS),
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me.name, source_p->name, "remoteban");
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return 0;
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}
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target_server = parv[loc + 1];
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loc += 2;
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}
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if(parc <= loc || EmptyString(parv[loc]))
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{
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sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "RESV");
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return 0;
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}
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reason = parv[loc];
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/* remote resv.. */
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if(target_server)
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{
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propagate_resv(source_p, target_server, temp_time, name, reason);
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if(match(target_server, me.name) == 0)
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return 0;
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}
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else if(rb_dlink_list_length(&cluster_conf_list) > 0)
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cluster_resv(source_p, temp_time, name, reason);
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parse_resv(source_p, name, reason, temp_time);
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return 0;
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}
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/* ms_resv()
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* parv[0] = sender prefix
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* parv[1] = target server
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* parv[2] = channel/nick to forbid
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* parv[3] = reason
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*/
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static int
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ms_resv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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/* parv[0] parv[1] parv[2] parv[3]
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* oper target server resv reason
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*/
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propagate_resv(source_p, parv[1], 0, parv[2], parv[3]);
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if(!match(parv[1], me.name))
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return 0;
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if(!IsPerson(source_p))
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return 0;
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parse_resv(source_p, parv[2], parv[3], 0);
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return 0;
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}
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static int
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me_resv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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/* time name 0 :reason */
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if(!IsPerson(source_p))
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return 0;
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parse_resv(source_p, parv[2], parv[4], atoi(parv[1]));
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return 0;
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}
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/* parse_resv()
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*
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* inputs - source_p if error messages wanted
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* - thing to resv
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* - reason for resv
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* outputs -
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* side effects - will parse the resv and create it if valid
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*/
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static void
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parse_resv(struct Client *source_p, const char *name, const char *reason, int temp_time)
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{
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struct ConfItem *aconf;
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if(!MyClient(source_p) &&
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!find_shared_conf(source_p->username, source_p->host,
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source_p->servptr->name,
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(temp_time > 0) ? SHARED_TRESV : SHARED_PRESV))
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return;
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if(IsChannelName(name))
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{
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if(hash_find_resv(name))
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{
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sendto_one_notice(source_p,
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":A RESV has already been placed on channel: %s", name);
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return;
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}
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if(strlen(name) > CHANNELLEN)
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{
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sendto_one_notice(source_p, ":Invalid RESV length: %s", name);
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return;
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}
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if(strchr(reason, '"'))
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{
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sendto_one_notice(source_p, ":Invalid character '\"' in comment");
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return;
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}
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aconf = make_conf();
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aconf->status = CONF_RESV_CHANNEL;
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aconf->port = 0;
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aconf->host = rb_strdup(name);
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aconf->passwd = rb_strdup(reason);
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add_to_resv_hash(aconf->host, aconf);
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resv_chan_forcepart(aconf->host, aconf->passwd, temp_time);
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if(temp_time > 0)
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{
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aconf->hold = rb_current_time() + temp_time;
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
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"%s added temporary %d min. RESV for [%s] [%s]",
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get_oper_name(source_p), temp_time / 60,
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name, reason);
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ilog(L_KLINE, "R %s %d %s %s",
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get_oper_name(source_p), temp_time / 60, name, reason);
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sendto_one_notice(source_p, ":Added temporary %d min. RESV [%s]",
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temp_time / 60, name);
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}
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else
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{
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
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"%s added RESV for [%s] [%s]",
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get_oper_name(source_p), name, reason);
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ilog(L_KLINE, "R %s 0 %s %s",
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get_oper_name(source_p), name, reason);
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sendto_one_notice(source_p, ":Added RESV [%s]", name);
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bandb_add(BANDB_RESV, source_p, aconf->host, NULL, aconf->passwd, NULL, 0);
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}
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}
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else if(clean_resv_nick(name))
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{
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if(strlen(name) > NICKLEN * 2)
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{
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sendto_one_notice(source_p, ":Invalid RESV length: %s", name);
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return;
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}
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if(strchr(reason, '"'))
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{
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sendto_one_notice(source_p, ":Invalid character '\"' in comment");
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return;
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}
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if(!valid_wild_card_simple(name))
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{
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sendto_one_notice(source_p,
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":Please include at least %d non-wildcard "
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"characters with the resv",
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ConfigFileEntry.min_nonwildcard_simple);
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return;
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}
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if(find_nick_resv_mask(name))
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{
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sendto_one_notice(source_p,
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":A RESV has already been placed on nick: %s", name);
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return;
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}
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aconf = make_conf();
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aconf->status = CONF_RESV_NICK;
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aconf->port = 0;
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aconf->host = rb_strdup(name);
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aconf->passwd = rb_strdup(reason);
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rb_dlinkAddAlloc(aconf, &resv_conf_list);
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if(temp_time > 0)
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{
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aconf->hold = rb_current_time() + temp_time;
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
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"%s added temporary %d min. RESV for [%s] [%s]",
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get_oper_name(source_p), temp_time / 60,
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name, reason);
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ilog(L_KLINE, "R %s %d %s %s",
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get_oper_name(source_p), temp_time / 60, name, reason);
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sendto_one_notice(source_p, ":Added temporary %d min. RESV [%s]",
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temp_time / 60, name);
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}
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else
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{
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
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"%s added RESV for [%s] [%s]",
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get_oper_name(source_p), name, reason);
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ilog(L_KLINE, "R %s 0 %s %s",
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get_oper_name(source_p), name, reason);
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sendto_one_notice(source_p, ":Added RESV [%s]", name);
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bandb_add(BANDB_RESV, source_p, aconf->host, NULL, aconf->passwd, NULL, 0);
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}
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}
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else
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sendto_one_notice(source_p, ":You have specified an invalid resv: [%s]", name);
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}
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static void
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propagate_resv(struct Client *source_p, const char *target,
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int temp_time, const char *name, const char *reason)
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{
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if(!temp_time)
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{
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sendto_match_servs(source_p, target,
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CAP_CLUSTER, NOCAPS, "RESV %s %s :%s", target, name, reason);
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sendto_match_servs(source_p, target,
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CAP_ENCAP, CAP_CLUSTER,
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"ENCAP %s RESV %d %s 0 :%s", target, temp_time, name, reason);
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}
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else
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sendto_match_servs(source_p, target,
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CAP_ENCAP, NOCAPS,
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"ENCAP %s RESV %d %s 0 :%s", target, temp_time, name, reason);
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}
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static void
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cluster_resv(struct Client *source_p, int temp_time, const char *name, const char *reason)
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{
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struct remote_conf *shared_p;
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rb_dlink_node *ptr;
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RB_DLINK_FOREACH(ptr, cluster_conf_list.head)
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{
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shared_p = ptr->data;
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/* old protocol cant handle temps, and we dont really want
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* to convert them to perm.. --fl
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*/
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if(!temp_time)
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{
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if(!(shared_p->flags & SHARED_PRESV))
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continue;
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sendto_match_servs(source_p, shared_p->server,
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CAP_CLUSTER, NOCAPS,
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"RESV %s %s :%s", shared_p->server, name, reason);
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sendto_match_servs(source_p, shared_p->server,
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CAP_ENCAP, CAP_CLUSTER,
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"ENCAP %s RESV 0 %s 0 :%s",
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shared_p->server, name, reason);
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}
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else if(shared_p->flags & SHARED_TRESV)
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sendto_match_servs(source_p, shared_p->server,
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CAP_ENCAP, NOCAPS,
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"ENCAP %s RESV %d %s 0 :%s",
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shared_p->server, temp_time, name, reason);
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}
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}
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/*
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* mo_unresv()
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* parv[0] = sender prefix
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* parv[1] = channel/nick to unforbid
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*/
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static int
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mo_unresv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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if(!IsOperResv(source_p))
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{
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sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "resv");
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return 0;
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}
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if((parc == 4) && (irccmp(parv[2], "ON") == 0))
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{
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if(!IsOperRemoteBan(source_p))
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{
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sendto_one(source_p, form_str(ERR_NOPRIVS),
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me.name, source_p->name, "remoteban");
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return 0;
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}
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propagate_generic(source_p, "UNRESV", parv[3], CAP_CLUSTER, "%s", parv[1]);
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if(match(parv[3], me.name) == 0)
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return 0;
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}
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else if(rb_dlink_list_length(&cluster_conf_list) > 0)
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cluster_generic(source_p, "UNRESV", SHARED_UNRESV, CAP_CLUSTER, "%s", parv[1]);
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remove_resv(source_p, parv[1]);
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return 0;
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}
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|
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/* ms_unresv()
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* parv[0] = sender prefix
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* parv[1] = target server
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* parv[2] = resv to remove
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*/
|
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static int
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ms_unresv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
|
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/* parv[0] parv[1] parv[2]
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* oper target server resv to remove
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*/
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propagate_generic(source_p, "UNRESV", parv[1], CAP_CLUSTER, "%s", parv[2]);
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if(!match(parv[1], me.name))
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return 0;
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|
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if(!IsPerson(source_p))
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return 0;
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|
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handle_remote_unresv(source_p, parv[2]);
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return 0;
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}
|
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|
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static int
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me_unresv(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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/* name */
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if(!IsPerson(source_p))
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return 0;
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|
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handle_remote_unresv(source_p, parv[1]);
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return 0;
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}
|
|
|
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static void
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handle_remote_unresv(struct Client *source_p, const char *name)
|
|
{
|
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if(!find_shared_conf(source_p->username, source_p->host,
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source_p->servptr->name, SHARED_UNRESV))
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return;
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remove_resv(source_p, name);
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|
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return;
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}
|
|
|
|
static void
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remove_resv(struct Client *source_p, const char *name)
|
|
{
|
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struct ConfItem *aconf = NULL;
|
|
|
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if(IsChannelName(name))
|
|
{
|
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if((aconf = hash_find_resv(name)) == NULL)
|
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{
|
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sendto_one_notice(source_p, ":No RESV for %s", name);
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return;
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}
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|
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sendto_one_notice(source_p, ":RESV for [%s] is removed", name);
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ilog(L_KLINE, "UR %s %s", get_oper_name(source_p), name);
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if(!aconf->hold)
|
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{
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bandb_del(BANDB_RESV, aconf->host, NULL);
|
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
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"%s has removed the RESV for: [%s]",
|
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get_oper_name(source_p), name);
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|
}
|
|
else
|
|
{
|
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sendto_realops_snomask(SNO_GENERAL, L_ALL,
|
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"%s has removed the temporary RESV for: [%s]",
|
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get_oper_name(source_p), name);
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}
|
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del_from_resv_hash(name, aconf);
|
|
}
|
|
else
|
|
{
|
|
rb_dlink_node *ptr;
|
|
|
|
RB_DLINK_FOREACH(ptr, resv_conf_list.head)
|
|
{
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aconf = ptr->data;
|
|
|
|
if(irccmp(aconf->host, name))
|
|
aconf = NULL;
|
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else
|
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break;
|
|
}
|
|
|
|
if(aconf == NULL)
|
|
{
|
|
sendto_one_notice(source_p, ":No RESV for %s", name);
|
|
return;
|
|
}
|
|
|
|
if(!aconf->hold)
|
|
bandb_del(BANDB_RESV, aconf->host, NULL);
|
|
else
|
|
{
|
|
sendto_one_notice(source_p, ":RESV for [%s] is removed", name);
|
|
sendto_realops_snomask(SNO_GENERAL, L_ALL,
|
|
"%s has removed the RESV for: [%s]",
|
|
get_oper_name(source_p), name);
|
|
ilog(L_KLINE, "UR %s %s", get_oper_name(source_p), name);
|
|
}
|
|
/* already have ptr from the loop above.. */
|
|
rb_dlinkDestroy(ptr, &resv_conf_list);
|
|
}
|
|
free_conf(aconf);
|
|
|
|
return;
|
|
}
|
|
|
|
static void
|
|
resv_chan_forcepart(const char *name, const char *reason, int temp_time)
|
|
{
|
|
rb_dlink_node *ptr;
|
|
rb_dlink_node *next_ptr;
|
|
struct Channel *chptr;
|
|
struct membership *msptr;
|
|
struct Client *target_p;
|
|
|
|
if(!ConfigChannel.resv_forcepart)
|
|
return;
|
|
|
|
/* for each user on our server in the channel list
|
|
* send them a PART, and notify opers.
|
|
*/
|
|
chptr = find_channel(name);
|
|
if(chptr != NULL)
|
|
{
|
|
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->locmembers.head)
|
|
{
|
|
msptr = ptr->data;
|
|
target_p = msptr->client_p;
|
|
|
|
if(IsExemptResv(target_p))
|
|
continue;
|
|
|
|
sendto_server(target_p, chptr, CAP_TS6, NOCAPS,
|
|
":%s PART %s", target_p->id, chptr->chname);
|
|
|
|
sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s :%s",
|
|
target_p->name, target_p->username,
|
|
target_p->host, chptr->chname, target_p->name);
|
|
|
|
remove_user_from_channel(msptr);
|
|
|
|
/* notify opers & user they were removed from the channel */
|
|
sendto_realops_snomask(SNO_GENERAL, L_ALL,
|
|
"Forced PART for %s!%s@%s from %s (%s)",
|
|
target_p->name, target_p->username,
|
|
target_p->host, name, reason);
|
|
|
|
if(temp_time > 0)
|
|
sendto_one_notice(target_p, ":*** Channel %s is temporarily unavailable on this server.",
|
|
name);
|
|
else
|
|
sendto_one_notice(target_p, ":*** Channel %s is no longer available on this server.",
|
|
name);
|
|
}
|
|
}
|
|
}
|