trunk/modules/m_oper.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_oper.c: Makes a user an IRC Operator.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "client.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "s_conf.h"
#include "s_log.h"
#include "s_user.h"
#include "send.h"
#include "parse.h"
#include "modules.h"
#include "packet.h"


/* find_password_conf()
 *
 * inputs       - name
 *              - pointer to source_p
 * output       - pointer to oper conf or NULL
 * side effects - NONE
 */
static struct ConfItem *
find_password_conf(const char *name, struct Client *source_p)
{
  struct ConfItem *conf = NULL;

  if ((conf = find_exact_name_conf(OPER_TYPE,
                                   name, source_p->username, source_p->host
                                   )) != NULL)
  {
    return conf;
  }

  if ((conf = find_exact_name_conf(OPER_TYPE,
                                   name, source_p->username,
                                   source_p->sockhost)) != NULL)
  {
    return conf;
  }

  return NULL;
}

/* failed_oper_notice()
 *
 * inputs       - pointer to client doing /oper ...
 *              - pointer to nick they tried to oper as
 *              - pointer to reason they have failed
 * output       - nothing
 * side effects - notices all opers of the failed oper attempt if enabled
 */
static void
failed_oper_notice(struct Client *source_p, const char *name,
                   const char *reason)
{
  if (ConfigFileEntry.failed_oper_notice)
    sendto_realops_flags(UMODE_ALL, L_ALL, "Failed OPER attempt as %s "
                         "by %s (%s@%s) - %s", name, source_p->name,
                         source_p->username, source_p->host, reason);
}

/*
** m_oper
**      parv[0] = sender prefix
**      parv[1] = oper name
**      parv[2] = oper password
*/
static void
m_oper(struct Client *client_p, struct Client *source_p,
       int parc, char *parv[])
{
  struct ConfItem *conf;
  struct AccessItem *aconf=NULL;
  const char *name = parv[1];
  const char *password = parv[2];

  if (EmptyString(password))
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, "OPER");
    return;
  }

  /* end the grace period */
  if (!IsFloodDone(source_p))
    flood_endgrace(source_p);

  if ((conf = find_password_conf(name, source_p)) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOOPERHOST), me.name, source_p->name);
    conf = find_exact_name_conf(OPER_TYPE, name, NULL, NULL);
    failed_oper_notice(source_p, name, (conf != NULL) ?
                       "host mismatch" : "no oper {} block");
    log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
    return;
  }

  aconf = map_to_conf(conf);

  if (match_conf_password(password, aconf))
  {
    if (attach_conf(source_p, conf) != 0)
    {
      sendto_one(source_p, ":%s NOTICE %s :Can't attach conf!",
                 me.name, source_p->name);
      failed_oper_notice(source_p, name, "can't attach conf!");
      log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
      return;
    }

    oper_up(source_p);

    ilog(L_TRACE, "OPER %s by %s!%s@%s",
         name, source_p->name, source_p->username, source_p->host);
    log_oper_action(LOG_OPER_TYPE, source_p, "%s\n", name);
  }
  else
  {
    sendto_one(source_p, form_str(ERR_PASSWDMISMATCH), me.name, source_p->name);
    failed_oper_notice(source_p, name, "password mismatch");
    log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
  }
}

/*
** mo_oper
**      parv[0] = sender prefix
**      parv[1] = oper name
**      parv[2] = oper password
*/
static void
mo_oper(struct Client *client_p, struct Client *source_p,
        int parc, char *parv[])
{
  sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, source_p->name);
  send_message_file(source_p, &ConfigFileEntry.opermotd);
}

static struct Message oper_msgtab = {
  "OPER", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
  { m_unregistered, m_oper, m_ignore, m_ignore, mo_oper, m_ignore }
};

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

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

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	1243
Committed:	Fri Sep 30 10:47:53 2011 UTC (14 years, 9 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-8/modules/m_oper.c*
File size:	5164 byte(s)
Log Message:	- move content of msg.h, ircd_handler.h and handlers.h into parse.h and remove headers accordingly - killed common.h - remove m_killhost.c and m_flags.c from contrib/ - sort out unused header includes here and there
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_oper.c: Makes a user an IRC Operator.
4			*
5			* Copyright (C) 2002 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26	michael	1011	#include "list.h"
27	adx	30	#include "client.h"
28			#include "irc_string.h"
29			#include "ircd.h"
30			#include "numeric.h"
31			#include "s_conf.h"
32			#include "s_log.h"
33			#include "s_user.h"
34			#include "send.h"
35			#include "parse.h"
36			#include "modules.h"
37			#include "packet.h"
38
39
40	michael	1230	/* find_password_conf()
41			*
42			* inputs - name
43			* - pointer to source_p
44			* output - pointer to oper conf or NULL
45			* side effects - NONE
46			*/
47			static struct ConfItem *
48			find_password_conf(const char name, struct Client source_p)
49			{
50			struct ConfItem *conf = NULL;
51	adx	30
52	michael	1230	if ((conf = find_exact_name_conf(OPER_TYPE,
53			name, source_p->username, source_p->host
54			)) != NULL)
55			{
56			return conf;
57			}
58
59			if ((conf = find_exact_name_conf(OPER_TYPE,
60			name, source_p->username,
61			source_p->sockhost)) != NULL)
62			{
63			return conf;
64			}
65
66			return NULL;
67	adx	30	}
68
69	michael	1230	/* failed_oper_notice()
70			*
71			* inputs - pointer to client doing /oper ...
72			* - pointer to nick they tried to oper as
73			* - pointer to reason they have failed
74			* output - nothing
75			* side effects - notices all opers of the failed oper attempt if enabled
76			*/
77			static void
78			failed_oper_notice(struct Client source_p, const char name,
79			const char *reason)
80	adx	30	{
81	michael	1230	if (ConfigFileEntry.failed_oper_notice)
82			sendto_realops_flags(UMODE_ALL, L_ALL, "Failed OPER attempt as %s "
83			"by %s (%s@%s) - %s", name, source_p->name,
84			source_p->username, source_p->host, reason);
85	adx	30	}
86
87			/*
88			** m_oper
89			** parv[0] = sender prefix
90			** parv[1] = oper name
91			** parv[2] = oper password
92			*/
93			static void
94			m_oper(struct Client client_p, struct Client source_p,
95			int parc, char *parv[])
96			{
97			struct ConfItem *conf;
98			struct AccessItem *aconf=NULL;
99			const char *name = parv[1];
100			const char *password = parv[2];
101
102			if (EmptyString(password))
103			{
104			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
105			me.name, source_p->name, "OPER");
106			return;
107			}
108
109			/* end the grace period */
110			if (!IsFloodDone(source_p))
111			flood_endgrace(source_p);
112
113			if ((conf = find_password_conf(name, source_p)) == NULL)
114			{
115			sendto_one(source_p, form_str(ERR_NOOPERHOST), me.name, source_p->name);
116			conf = find_exact_name_conf(OPER_TYPE, name, NULL, NULL);
117			failed_oper_notice(source_p, name, (conf != NULL) ?
118			"host mismatch" : "no oper {} block");
119			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
120			return;
121			}
122
123	michael	1121	aconf = map_to_conf(conf);
124	adx	30
125			if (match_conf_password(password, aconf))
126			{
127			if (attach_conf(source_p, conf) != 0)
128			{
129			sendto_one(source_p, ":%s NOTICE %s :Can't attach conf!",
130			me.name, source_p->name);
131			failed_oper_notice(source_p, name, "can't attach conf!");
132			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
133			return;
134			}
135
136			oper_up(source_p);
137
138			ilog(L_TRACE, "OPER %s by %s!%s@%s",
139			name, source_p->name, source_p->username, source_p->host);
140			log_oper_action(LOG_OPER_TYPE, source_p, "%s\n", name);
141			}
142			else
143			{
144	michael	1230	sendto_one(source_p, form_str(ERR_PASSWDMISMATCH), me.name, source_p->name);
145	adx	30	failed_oper_notice(source_p, name, "password mismatch");
146			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
147			}
148			}
149
150			/*
151			** mo_oper
152			** parv[0] = sender prefix
153			** parv[1] = oper name
154			** parv[2] = oper password
155			*/
156			static void
157			mo_oper(struct Client client_p, struct Client source_p,
158			int parc, char *parv[])
159			{
160			sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, source_p->name);
161			send_message_file(source_p, &ConfigFileEntry.opermotd);
162			}
163
164	michael	1230	static struct Message oper_msgtab = {
165			"OPER", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
166			{ m_unregistered, m_oper, m_ignore, m_ignore, mo_oper, m_ignore }
167			};
168
169			static void
170			module_init(void)
171	adx	30	{
172	michael	1230	mod_add_cmd(&oper_msgtab);
173	adx	30	}
174
175			static void
176	michael	1230	module_exit(void)
177	adx	30	{
178	michael	1230	mod_del_cmd(&oper_msgtab);
179	adx	30	}
180	michael	1230
181			struct module module_entry = {
182			.node = { NULL, NULL, NULL },
183			.name = NULL,
184			.version = "$Revision$",
185			.handle = NULL,
186			.modinit = module_init,
187			.modexit = module_exit,
188			.flags = 0
189			};