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/* |
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* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
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* |
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* Copyright (c) 2001-2018 ircd-hybrid 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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/*! \file m_resv.c |
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* \brief Includes required functions for processing the RESV command. |
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* \version $Id$ |
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*/ |
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|
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#include "stdinc.h" |
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#include "client.h" |
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#include "ircd.h" |
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#include "irc_string.h" |
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#include "numeric.h" |
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#include "server_capab.h" |
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#include "send.h" |
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#include "parse.h" |
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#include "modules.h" |
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#include "conf.h" |
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#include "conf_cluster.h" |
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#include "conf_resv.h" |
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#include "conf_shared.h" |
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#include "log.h" |
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|
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|
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/* parse_resv() |
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* |
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* inputs - source_p |
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* - thing to resv |
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* - !0 if temporary |
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* - reason |
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* outputs - none |
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* side effects - parse resv, create if valid |
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*/ |
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static void |
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resv_handle(struct Client *source_p, struct aline_ctx *aline) |
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{ |
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if (!HasFlag(source_p, FLAGS_SERVICE)) |
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{ |
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if (!HasUMode(source_p, UMODE_ADMIN) && has_wildcards(aline->mask)) |
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{ |
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if (IsClient(source_p)) |
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sendto_one_notice(source_p, &me, ":You must be an admin to perform a wildcard RESV"); |
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|
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return; |
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} |
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|
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if (valid_wild_card_simple(aline->mask + !!IsChanPrefix(*aline->mask)) == false) |
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{ |
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if (IsClient(source_p)) |
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sendto_one_notice(source_p, &me, ":Please include at least %u non-wildcard characters with the RESV", |
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ConfigGeneral.min_nonwildcard_simple); |
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|
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return; |
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} |
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} |
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|
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struct ResvItem *resv; |
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if ((resv = resv_make(aline->mask, aline->reason, NULL)) == NULL) |
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{ |
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if (IsClient(source_p)) |
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sendto_one_notice(source_p, &me, ":A RESV has already been placed on: %s", aline->mask); |
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|
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return; |
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} |
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|
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resv->setat = CurrentTime; |
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resv->in_database = true; |
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|
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if (aline->duration) |
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{ |
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resv->expire = CurrentTime + aline->duration; |
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|
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if (IsClient(source_p)) |
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sendto_one_notice(source_p, &me, ":Added temporary %ju min. RESV [%s]", |
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aline->duration / 60, resv->mask); |
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|
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sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
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"%s added temporary %ju min. RESV for [%s] [%s]", |
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get_oper_name(source_p), aline->duration / 60, |
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resv->mask, resv->reason); |
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ilog(LOG_TYPE_RESV, "%s added temporary %ju min. RESV for [%s] [%s]", |
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get_oper_name(source_p), aline->duration / 60, resv->mask, resv->reason); |
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} |
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else |
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{ |
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if (IsClient(source_p)) |
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sendto_one_notice(source_p, &me, ":Added RESV [%s] [%s]", |
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resv->mask, resv->reason); |
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|
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sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
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"%s added RESV for [%s] [%s]", |
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get_oper_name(source_p), resv->mask, |
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resv->reason); |
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ilog(LOG_TYPE_RESV, "%s added RESV for [%s] [%s]", |
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get_oper_name(source_p), resv->mask, resv->reason); |
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} |
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} |
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|
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/* mo_resv() |
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* parv[0] = command |
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* parv[1] = channel/nick to forbid |
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*/ |
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static int |
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mo_resv(struct Client *source_p, int parc, char *parv[]) |
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{ |
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struct aline_ctx aline = { .add = true, .simple_mask = true }; |
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|
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if (!HasOFlag(source_p, OPER_FLAG_RESV)) |
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{ |
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sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "resv"); |
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return 0; |
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} |
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|
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if (parse_aline("RESV", source_p, parc, parv, &aline) == false) |
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return 0; |
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|
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if (aline.server) |
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{ |
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sendto_match_servs(source_p, aline.server, CAPAB_CLUSTER, "RESV %s %ju %s :%s", |
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aline.server, aline.duration, aline.mask, aline.reason); |
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|
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/* Allow ON to apply local resv as well if it matches */ |
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if (match(aline.server, me.name)) |
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return 0; |
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} |
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else |
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cluster_distribute(source_p, "RESV", CAPAB_KLN, CLUSTER_RESV, "%ju %s :%s", |
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aline.duration, aline.mask, aline.reason); |
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|
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resv_handle(source_p, &aline); |
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return 0; |
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} |
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|
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/*! \brief RESV command handler |
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* |
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* \param source_p Pointer to allocated Client struct from which the message |
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* originally comes from. This can be a local or remote client. |
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* \param parc Integer holding the number of supplied arguments. |
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* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
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* pointers. |
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* \note Valid arguments for this command are: |
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* - parv[0] = command |
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* - parv[1] = target server mask |
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* - parv[2] = duration in seconds |
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* - parv[3] = name mask |
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* - parv[4] = reason |
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*/ |
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static int |
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ms_resv(struct Client *source_p, int parc, char *parv[]) |
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{ |
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struct aline_ctx aline = |
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{ |
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.add = true, |
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.simple_mask = true, |
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.mask = parv[2], |
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.reason = parv[4], |
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.server = parv[1], |
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.duration = strtoumax(parv[2], NULL, 10) |
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}; |
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|
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if (parc != 5 || EmptyString(parv[parc - 1])) |
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return 0; |
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|
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sendto_match_servs(source_p, aline.server, CAPAB_CLUSTER, "RESV %s %ju %s :%s", |
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aline.server, aline.duration, aline.mask, aline.reason); |
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|
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if (match(aline.server, me.name)) |
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return 0; |
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|
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if (HasFlag(source_p, FLAGS_SERVICE) || |
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shared_find(SHARED_RESV, source_p->servptr->name, |
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source_p->username, source_p->host)) |
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resv_handle(source_p, &aline); |
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return 0; |
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} |
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|
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static struct Message resv_msgtab = |
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{ |
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.cmd = "RESV", |
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.args_min = 3, |
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.args_max = MAXPARA, |
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.handlers[UNREGISTERED_HANDLER] = m_unregistered, |
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.handlers[CLIENT_HANDLER] = m_not_oper, |
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.handlers[SERVER_HANDLER] = ms_resv, |
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.handlers[ENCAP_HANDLER] = m_ignore, |
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.handlers[OPER_HANDLER] = mo_resv |
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}; |
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|
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static void |
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module_init(void) |
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{ |
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mod_add_cmd(&resv_msgtab); |
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} |
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|
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static void |
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module_exit(void) |
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{ |
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mod_del_cmd(&resv_msgtab); |
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} |
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|
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struct module module_entry = |
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{ |
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.version = "$Revision$", |
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.modinit = module_init, |
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.modexit = module_exit, |
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}; |
