trunk/modules/m_resv.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 2001-2015 ircd-hybrid development team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 *  USA
 */

/*! \file m_resv.c
 * \brief Includes required functions for processing the RESV command.
 * \version $Id$
 */

#include "stdinc.h"
#include "client.h"
#include "ircd.h"
#include "irc_string.h"
#include "numeric.h"
#include "server.h"
#include "send.h"
#include "parse.h"
#include "modules.h"
#include "conf.h"
#include "log.h"
#include "resv.h"


/* parse_resv()
 *
 * inputs       - source_p, NULL supported
 *              - thing to resv
 *              - time_t if tkline
 *              - reason
 * outputs      - none
 * side effects - parse resv, create if valid
 */
static void
parse_resv(struct Client *source_p, char *name, int tkline_time, char *reason)
{
  const char *type = "channel";
  struct MaskItem *conf = NULL;

  if (!IsChanPrefix(*name))
  {
    type = "nick";

    if (!valid_wild_card_simple(name))
    {
      if (IsClient(source_p))
        sendto_one_notice(source_p, &me, ":Please include at least %u non-wildcard characters with the resv",
                          ConfigGeneral.min_nonwildcard_simple);

      return;
    }

    if (!HasUMode(source_p, UMODE_ADMIN) && has_wildcards(name))
    {
      if (IsClient(source_p))
        sendto_one_notice(source_p, &me, ":You must be an admin to perform a wildcard RESV");

      return;
    }
  }

  if ((conf = create_resv(name, reason, NULL)) == NULL)
  {
    if (IsClient(source_p))
      sendto_one_notice(source_p, &me, ":A RESV has already been placed on %s: %s", type, name);

    return;
  }

  conf->setat = CurrentTime;
  SetConfDatabase(conf);

  if (tkline_time)
  {
    if (IsClient(source_p))
      sendto_one_notice(source_p, &me, ":A %d minute %s RESV has been placed on %s: %s",
                        tkline_time/60, (MyClient(source_p) ? "local" : "remote"), type, name);

    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
                         "%s has placed a %d minute %s RESV on %s: %s [%s]",
                         get_oper_name(source_p),
                         tkline_time/60,
                         (MyClient(source_p) ? "local" : "remote"), type,
                         conf->name, conf->reason);
    ilog(LOG_TYPE_RESV, "%s added temporary %d min. RESV for [%s] [%s]",
         get_oper_name(source_p), (int)tkline_time/60,
         conf->name, conf->reason);
    conf->until = CurrentTime + tkline_time;
  }
  else
  {
    if (IsClient(source_p))
      sendto_one_notice(source_p, &me, ":A %s RESV has been placed on %s: %s",
                        (MyClient(source_p) ? "local" : "remote"), type, name);

    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
                         "%s has placed a %s RESV on %s: %s [%s]",
                         get_oper_name(source_p),
                         (MyClient(source_p) ? "local" : "remote"), type,
                         conf->name, conf->reason);
    ilog(LOG_TYPE_RESV, "%s added RESV for [%s] [%s]",
         get_oper_name(source_p), conf->name, conf->reason);
  }
}

/* mo_resv()
 *   parv[0] = command
 *   parv[1] = channel/nick to forbid
 */
static int
mo_resv(struct Client *source_p, int parc, char *parv[])
{
  char *resv = NULL;
  char *reason = NULL;
  char *target_server = NULL;
  time_t tkline_time = 0;

  /* RESV #channel ON irc.server.com :abuse
   * RESV kiddie ON irc.server.com :abuse
   */
  if (!parse_aline("RESV", source_p, parc, parv, 0, &resv, NULL,
                   &tkline_time, &target_server, &reason))
    return 0;

  if (target_server)
  {
    /* if a given expire time is given, ENCAP it */
    if (tkline_time)
      sendto_match_servs(source_p, target_server, CAP_ENCAP,
                         "ENCAP %s RESV %d %s 0 :%s",
                         target_server, (int)tkline_time, resv, reason);
    else
      sendto_match_servs(source_p, target_server, CAP_CLUSTER,
                         "RESV %s %s :%s",
                         target_server, resv, reason);
    /* Allow ON to apply local resv as well if it matches */
    if (match(target_server, me.name))
      return 0;
  }
  else
  {
    /* RESV #channel :abuse
     * RESV kiddie :abuse
     */
    if (tkline_time)
      cluster_a_line(source_p, "ENCAP", CAP_ENCAP, SHARED_RESV,
                     "RESV %d %s 0 :%s", (int)tkline_time, resv, reason);
    else
      cluster_a_line(source_p, "RESV", CAP_KLN, SHARED_RESV,
                     "%s :%s", resv, reason);
  }

  parse_resv(source_p, resv, (int)tkline_time, reason);
  return 0;
}

/* me_resv()
 *
 * inputs       - server
 *              - client (oper)
 *              - parc number of arguments
 *              - parv list of arguments
 * via parv[]
 * parv[0] = command
 * parv[1] = tkline_time
 * parv[2] = name
 * parv[3] = 0
 * parv[4] = reason
 * parc should be 5
 *
 * outputs      - NONE
 * side effects -
 */
static int
me_resv(struct Client *source_p, int parc, char *parv[])
{
  if (parc != 5 || EmptyString(parv[4]))
    return 0;

  parse_resv(source_p, parv[2], atoi(parv[1]), parv[4]);
  return 0;
}

/* ms_resv()
 *   parv[0] = command
 *   parv[1] = target server
 *   parv[2] = channel/nick to resv
 *   parv[3] = reason
 */
static int
ms_resv(struct Client *source_p, int parc, char *parv[])
{
  if (parc != 4 || EmptyString(parv[3]))
    return 0;

  sendto_match_servs(source_p, parv[1], CAP_CLUSTER, "RESV %s %s :%s",
                     parv[1], parv[2], parv[3]);

  if (match(parv[1], me.name))
    return 0;

  if (HasFlag(source_p, FLAGS_SERVICE) ||
      find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
                              source_p->username, source_p->host,
                              SHARED_RESV))
    parse_resv(source_p, parv[2], 0, parv[3]);
  return 0;
}

static struct Message resv_msgtab =
{
  .cmd = "RESV",
  .args_min = 3,
  .args_max = MAXPARA,
  .handlers[UNREGISTERED_HANDLER] = m_ignore,
  .handlers[CLIENT_HANDLER] = m_not_oper,
  .handlers[SERVER_HANDLER] = ms_resv,
  .handlers[ENCAP_HANDLER] = me_resv,
  .handlers[OPER_HANDLER] = mo_resv
};

static void
module_init(void)
{
  mod_add_cmd(&resv_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&resv_msgtab);
}

struct module module_entry =
{
  .version = "$Revision$",
  .modinit = module_init,
  .modexit = module_exit,
};
Revision:	5881
Committed:	Sun May 3 16:04:15 2015 UTC (11 years, 2 months ago) by michael
Content type:	text/x-csrc
File size:	6999 byte(s)
Log Message:	- Use C99-style initializers in all struct Message items - Removed MFLG_SLOW - Removed DUMMY_HANDLER
#	User	Rev	Content
1	adx	30	/*
2	michael	2820	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	5347	* Copyright (c) 2001-2015 ircd-hybrid development team
5	adx	30	*
6			* This program is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18	michael	4565	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19	adx	30	* USA
20			*/
21
22	michael	2820	/*! \file m_resv.c
23	michael	3354	* \brief Includes required functions for processing the RESV command.
24	michael	2820	* \version $Id$
25			*/
26
27	adx	30	#include "stdinc.h"
28			#include "client.h"
29			#include "ircd.h"
30			#include "irc_string.h"
31			#include "numeric.h"
32	michael	3347	#include "server.h"
33	adx	30	#include "send.h"
34			#include "parse.h"
35			#include "modules.h"
36	michael	1309	#include "conf.h"
37			#include "log.h"
38	adx	30	#include "resv.h"
39
40
41	michael	3559	/* parse_resv()
42			*
43			* inputs - source_p, NULL supported
44			* - thing to resv
45			* - time_t if tkline
46			* - reason
47			* outputs - none
48			* side effects - parse resv, create if valid
49			*/
50			static void
51			parse_resv(struct Client source_p, char name, int tkline_time, char *reason)
52			{
53	michael	5825	const char *type = "channel";
54			struct MaskItem *conf = NULL;
55	adx	30
56	michael	5825	if (!IsChanPrefix(*name))
57	michael	3559	{
58	michael	5825	type = "nick";
59	michael	3559
60			if (!valid_wild_card_simple(name))
61			{
62	michael	4650	if (IsClient(source_p))
63			sendto_one_notice(source_p, &me, ":Please include at least %u non-wildcard characters with the resv",
64			ConfigGeneral.min_nonwildcard_simple);
65	michael	4890
66	michael	3559	return;
67			}
68
69			if (!HasUMode(source_p, UMODE_ADMIN) && has_wildcards(name))
70			{
71	michael	4650	if (IsClient(source_p))
72			sendto_one_notice(source_p, &me, ":You must be an admin to perform a wildcard RESV");
73	michael	4890
74	michael	3559	return;
75			}
76	michael	5825	}
77	michael	3559
78	michael	5825	if ((conf = create_resv(name, reason, NULL)) == NULL)
79			{
80			if (IsClient(source_p))
81			sendto_one_notice(source_p, &me, ":A RESV has already been placed on %s: %s", type, name);
82	michael	4890
83	michael	5825	return;
84			}
85	michael	3559
86	michael	5825	conf->setat = CurrentTime;
87			SetConfDatabase(conf);
88	michael	3559
89	michael	5825	if (tkline_time)
90			{
91			if (IsClient(source_p))
92			sendto_one_notice(source_p, &me, ":A %d minute %s RESV has been placed on %s: %s",
93			tkline_time/60, (MyClient(source_p) ? "local" : "remote"), type, name);
94	michael	4890
95	michael	5825	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
96			"%s has placed a %d minute %s RESV on %s: %s [%s]",
97			get_oper_name(source_p),
98			tkline_time/60,
99			(MyClient(source_p) ? "local" : "remote"), type,
100			conf->name, conf->reason);
101			ilog(LOG_TYPE_RESV, "%s added temporary %d min. RESV for [%s] [%s]",
102			get_oper_name(source_p), (int)tkline_time/60,
103			conf->name, conf->reason);
104			conf->until = CurrentTime + tkline_time;
105			}
106			else
107			{
108			if (IsClient(source_p))
109			sendto_one_notice(source_p, &me, ":A %s RESV has been placed on %s: %s",
110			(MyClient(source_p) ? "local" : "remote"), type, name);
111	michael	4890
112	michael	5825	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
113			"%s has placed a %s RESV on %s: %s [%s]",
114			get_oper_name(source_p),
115			(MyClient(source_p) ? "local" : "remote"), type,
116			conf->name, conf->reason);
117			ilog(LOG_TYPE_RESV, "%s added RESV for [%s] [%s]",
118			get_oper_name(source_p), conf->name, conf->reason);
119	michael	3559	}
120			}
121
122	adx	30	/* mo_resv()
123	michael	3096	* parv[0] = command
124	adx	30	* parv[1] = channel/nick to forbid
125			*/
126	michael	2820	static int
127	michael	3156	mo_resv(struct Client source_p, int parc, char parv[])
128	adx	30	{
129			char *resv = NULL;
130			char *reason = NULL;
131			char *target_server = NULL;
132			time_t tkline_time = 0;
133
134			/* RESV #channel ON irc.server.com :abuse
135			* RESV kiddie ON irc.server.com :abuse
136			*/
137	michael	5776	if (!parse_aline("RESV", source_p, parc, parv, 0, &resv, NULL,
138			&tkline_time, &target_server, &reason))
139	michael	2820	return 0;
140	adx	30
141	michael	3368	if (target_server)
142	adx	30	{
143			/* if a given expire time is given, ENCAP it */
144	michael	3368	if (tkline_time)
145	adx	30	sendto_match_servs(source_p, target_server, CAP_ENCAP,
146	michael	2820	"ENCAP %s RESV %d %s 0 :%s",
147			target_server, (int)tkline_time, resv, reason);
148	adx	30	else
149			sendto_match_servs(source_p, target_server, CAP_CLUSTER,
150	michael	2820	"RESV %s %s :%s",
151			target_server, resv, reason);
152	adx	30	/* Allow ON to apply local resv as well if it matches */
153	michael	1652	if (match(target_server, me.name))
154	michael	2820	return 0;
155	adx	30	}
156			else
157			{
158			/* RESV #channel :abuse
159			* RESV kiddie :abuse
160			*/
161	michael	3368	if (tkline_time)
162	adx	30	cluster_a_line(source_p, "ENCAP", CAP_ENCAP, SHARED_RESV,
163	michael	4615	"RESV %d %s 0 :%s", (int)tkline_time, resv, reason);
164	adx	30	else
165			cluster_a_line(source_p, "RESV", CAP_KLN, SHARED_RESV,
166	michael	4615	"%s :%s", resv, reason);
167	adx	30	}
168
169			parse_resv(source_p, resv, (int)tkline_time, reason);
170	michael	2820	return 0;
171	adx	30	}
172
173			/* me_resv()
174			*
175			* inputs - server
176			* - client (oper)
177			* - parc number of arguments
178			* - parv list of arguments
179			* via parv[]
180	michael	3096	* parv[0] = command
181	adx	30	* parv[1] = tkline_time
182			* parv[2] = name
183			* parv[3] = 0
184			* parv[4] = reason
185			* parc should be 5
186			*
187			* outputs - NONE
188			* side effects -
189			*/
190	michael	2820	static int
191	michael	3156	me_resv(struct Client source_p, int parc, char parv[])
192	adx	30	{
193	michael	4650	if (parc != 5 \|\| EmptyString(parv[4]))
194	michael	2820	return 0;
195	adx	30
196			parse_resv(source_p, parv[2], atoi(parv[1]), parv[4]);
197	michael	2820	return 0;
198	adx	30	}
199
200			/* ms_resv()
201	michael	3096	* parv[0] = command
202	adx	30	* parv[1] = target server
203			* parv[2] = channel/nick to resv
204			* parv[3] = reason
205			*/
206	michael	2820	static int
207	michael	3156	ms_resv(struct Client source_p, int parc, char parv[])
208	adx	30	{
209	michael	3368	if (parc != 4 \|\| EmptyString(parv[3]))
210	michael	2820	return 0;
211	adx	30
212	michael	4650	sendto_match_servs(source_p, parv[1], CAP_CLUSTER, "RESV %s %s :%s",
213	adx	30	parv[1], parv[2], parv[3]);
214
215	michael	4650	if (match(parv[1], me.name))
216	michael	2820	return 0;
217	adx	30
218	michael	4650	if (HasFlag(source_p, FLAGS_SERVICE) \|\|
219			find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
220	adx	30	source_p->username, source_p->host,
221			SHARED_RESV))
222			parse_resv(source_p, parv[2], 0, parv[3]);
223	michael	2820	return 0;
224	adx	30	}
225
226	michael	2820	static struct Message resv_msgtab =
227			{
228	michael	5881	.cmd = "RESV",
229			.args_min = 3,
230			.args_max = MAXPARA,
231			.handlers[UNREGISTERED_HANDLER] = m_ignore,
232			.handlers[CLIENT_HANDLER] = m_not_oper,
233			.handlers[SERVER_HANDLER] = ms_resv,
234			.handlers[ENCAP_HANDLER] = me_resv,
235			.handlers[OPER_HANDLER] = mo_resv
236	michael	1230	};
237
238			static void
239			module_init(void)
240			{
241			mod_add_cmd(&resv_msgtab);
242			}
243
244			static void
245			module_exit(void)
246			{
247			mod_del_cmd(&resv_msgtab);
248			}
249
250	michael	2820	struct module module_entry =
251			{
252	michael	1230	.version = "$Revision$",
253			.modinit = module_init,
254			.modexit = module_exit,
255			};