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 "handlers.h"
#include "client.h"
#include "common.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "s_bsd.h"
#include "s_conf.h"
#include "s_log.h"
#include "s_user.h"
#include "send.h"
#include "msg.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:	1230
Committed:	Thu Sep 22 19:41:19 2011 UTC (13 years, 11 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-8/modules/m_oper.c*
File size:	5242 byte(s)
Log Message:	- cleanup module loader. Make module api more flexible
#	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 "handlers.h"
28			#include "client.h"
29			#include "common.h"
30			#include "irc_string.h"
31			#include "ircd.h"
32			#include "numeric.h"
33			#include "s_bsd.h"
34			#include "s_conf.h"
35			#include "s_log.h"
36			#include "s_user.h"
37			#include "send.h"
38			#include "msg.h"
39			#include "parse.h"
40			#include "modules.h"
41			#include "packet.h"
42
43
44	michael	1230	/* find_password_conf()
45			*
46			* inputs - name
47			* - pointer to source_p
48			* output - pointer to oper conf or NULL
49			* side effects - NONE
50			*/
51			static struct ConfItem *
52			find_password_conf(const char name, struct Client source_p)
53			{
54			struct ConfItem *conf = NULL;
55	adx	30
56	michael	1230	if ((conf = find_exact_name_conf(OPER_TYPE,
57			name, source_p->username, source_p->host
58			)) != NULL)
59			{
60			return conf;
61			}
62
63			if ((conf = find_exact_name_conf(OPER_TYPE,
64			name, source_p->username,
65			source_p->sockhost)) != NULL)
66			{
67			return conf;
68			}
69
70			return NULL;
71	adx	30	}
72
73	michael	1230	/* failed_oper_notice()
74			*
75			* inputs - pointer to client doing /oper ...
76			* - pointer to nick they tried to oper as
77			* - pointer to reason they have failed
78			* output - nothing
79			* side effects - notices all opers of the failed oper attempt if enabled
80			*/
81			static void
82			failed_oper_notice(struct Client source_p, const char name,
83			const char *reason)
84	adx	30	{
85	michael	1230	if (ConfigFileEntry.failed_oper_notice)
86			sendto_realops_flags(UMODE_ALL, L_ALL, "Failed OPER attempt as %s "
87			"by %s (%s@%s) - %s", name, source_p->name,
88			source_p->username, source_p->host, reason);
89	adx	30	}
90
91			/*
92			** m_oper
93			** parv[0] = sender prefix
94			** parv[1] = oper name
95			** parv[2] = oper password
96			*/
97			static void
98			m_oper(struct Client client_p, struct Client source_p,
99			int parc, char *parv[])
100			{
101			struct ConfItem *conf;
102			struct AccessItem *aconf=NULL;
103			const char *name = parv[1];
104			const char *password = parv[2];
105
106			if (EmptyString(password))
107			{
108			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
109			me.name, source_p->name, "OPER");
110			return;
111			}
112
113			/* end the grace period */
114			if (!IsFloodDone(source_p))
115			flood_endgrace(source_p);
116
117			if ((conf = find_password_conf(name, source_p)) == NULL)
118			{
119			sendto_one(source_p, form_str(ERR_NOOPERHOST), me.name, source_p->name);
120			conf = find_exact_name_conf(OPER_TYPE, name, NULL, NULL);
121			failed_oper_notice(source_p, name, (conf != NULL) ?
122			"host mismatch" : "no oper {} block");
123			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
124			return;
125			}
126
127	michael	1121	aconf = map_to_conf(conf);
128	adx	30
129			if (match_conf_password(password, aconf))
130			{
131			if (attach_conf(source_p, conf) != 0)
132			{
133			sendto_one(source_p, ":%s NOTICE %s :Can't attach conf!",
134			me.name, source_p->name);
135			failed_oper_notice(source_p, name, "can't attach conf!");
136			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
137			return;
138			}
139
140			oper_up(source_p);
141
142			ilog(L_TRACE, "OPER %s by %s!%s@%s",
143			name, source_p->name, source_p->username, source_p->host);
144			log_oper_action(LOG_OPER_TYPE, source_p, "%s\n", name);
145			}
146			else
147			{
148	michael	1230	sendto_one(source_p, form_str(ERR_PASSWDMISMATCH), me.name, source_p->name);
149	adx	30	failed_oper_notice(source_p, name, "password mismatch");
150			log_oper_action(LOG_FAILED_OPER_TYPE, source_p, "%s\n", name);
151			}
152			}
153
154			/*
155			** mo_oper
156			** parv[0] = sender prefix
157			** parv[1] = oper name
158			** parv[2] = oper password
159			*/
160			static void
161			mo_oper(struct Client client_p, struct Client source_p,
162			int parc, char *parv[])
163			{
164			sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, source_p->name);
165			send_message_file(source_p, &ConfigFileEntry.opermotd);
166			}
167
168	michael	1230	static struct Message oper_msgtab = {
169			"OPER", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
170			{ m_unregistered, m_oper, m_ignore, m_ignore, mo_oper, m_ignore }
171			};
172
173			static void
174			module_init(void)
175	adx	30	{
176	michael	1230	mod_add_cmd(&oper_msgtab);
177	adx	30	}
178
179			static void
180	michael	1230	module_exit(void)
181	adx	30	{
182	michael	1230	mod_del_cmd(&oper_msgtab);
183	adx	30	}
184	michael	1230
185			struct module module_entry = {
186			.node = { NULL, NULL, NULL },
187			.name = NULL,
188			.version = "$Revision$",
189			.handle = NULL,
190			.modinit = module_init,
191			.modexit = module_exit,
192			.flags = 0
193			};