trunk/modules/m_oper.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 1997-2014 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 */

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

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


/* 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, SEND_NOTICE,
                         "Failed OPER attempt as %s by %s (%s@%s) - %s",
                         name, source_p->name, source_p->username,
                         source_p->host, reason);

  ilog(LOG_TYPE_OPER, "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] = command
**      parv[1] = oper name
**      parv[2] = oper password
*/
static int
m_oper(struct Client *client_p, struct Client *source_p,
       int parc, char *parv[])
{
  struct MaskItem *conf = NULL;
  const char *name = parv[1];
  const char *password = parv[2];

  if (EmptyString(password))
  {
    sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, "OPER");
    return 0;
  }

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

  if ((conf = find_exact_name_conf(CONF_OPER, source_p, name, NULL, NULL)) == NULL)
  {
    sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
    conf = find_exact_name_conf(CONF_OPER, NULL, name, NULL, NULL);
    failed_oper_notice(source_p, name, (conf != NULL) ?
                       "host mismatch" : "no oper {} block");
    return 0;
  }

  if (IsConfSSL(conf) && !HasUMode(source_p, UMODE_SSL))
  {
    sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
    failed_oper_notice(source_p, name, "requires SSL/TLS");
    return 0;
  }

  if (!EmptyString(conf->certfp))
  {
    if (EmptyString(source_p->certfp) || strcasecmp(source_p->certfp, conf->certfp))
    {
      sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
      failed_oper_notice(source_p, name, "client certificate fingerprint mismatch");
      return 0;
    }
  }

  if (match_conf_password(password, conf))
  {
    if (attach_conf(source_p, conf) != 0)
    {
      sendto_one_notice(source_p, &me, ":Can't attach conf!");
      failed_oper_notice(source_p, name, "can't attach conf!");
      return 0;
    }

    oper_up(source_p);

    ilog(LOG_TYPE_OPER, "OPER %s by %s!%s@%s",
         name, source_p->name, source_p->username, source_p->host);
  }
  else
  {
    sendto_one_numeric(source_p, &me, ERR_PASSWDMISMATCH);
    failed_oper_notice(source_p, name, "password mismatch");
  }

  return 0;
}

/*
** mo_oper
**      parv[0] = command
**      parv[1] = oper name
**      parv[2] = oper password
*/
static int
mo_oper(struct Client *client_p, struct Client *source_p,
        int parc, char *parv[])
{
  sendto_one_numeric(source_p, &me, RPL_YOUREOPER);
  return 0;
}

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:	3110
Committed:	Thu Mar 6 20:33:17 2014 UTC (11 years, 5 months ago) by michael
Content type:	text/x-csrc
File size:	4736 byte(s)
Log Message:	- Added sendto_one_notice()
#	User	Rev	Content
1	adx	30	/*
2	michael	2820	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	2820	* Copyright (c) 1997-2014 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			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19			* USA
20			*/
21
22	michael	2820	/*! \file m_oper.c
23			* \brief Includes required functions for processing the OPER command.
24			* \version $Id$
25			*/
26
27	adx	30	#include "stdinc.h"
28	michael	1011	#include "list.h"
29	adx	30	#include "client.h"
30			#include "irc_string.h"
31			#include "ircd.h"
32			#include "numeric.h"
33	michael	1309	#include "conf.h"
34			#include "log.h"
35	adx	30	#include "s_user.h"
36			#include "send.h"
37			#include "parse.h"
38			#include "modules.h"
39			#include "packet.h"
40
41
42
43	michael	1230	/* failed_oper_notice()
44			*
45			* inputs - pointer to client doing /oper ...
46			* - pointer to nick they tried to oper as
47			* - pointer to reason they have failed
48			* output - nothing
49			* side effects - notices all opers of the failed oper attempt if enabled
50			*/
51			static void
52			failed_oper_notice(struct Client source_p, const char name,
53			const char *reason)
54	adx	30	{
55	michael	1230	if (ConfigFileEntry.failed_oper_notice)
56	michael	1618	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
57			"Failed OPER attempt as %s by %s (%s@%s) - %s",
58			name, source_p->name, source_p->username,
59			source_p->host, reason);
60	michael	1247
61	michael	1618	ilog(LOG_TYPE_OPER, "Failed OPER attempt as %s by %s (%s@%s) - %s",
62			name, source_p->name, source_p->username,
63			source_p->host, reason);
64	adx	30	}
65
66			/*
67			** m_oper
68	michael	3096	** parv[0] = command
69	adx	30	** parv[1] = oper name
70			** parv[2] = oper password
71			*/
72	michael	2820	static int
73	adx	30	m_oper(struct Client client_p, struct Client source_p,
74			int parc, char *parv[])
75			{
76	michael	1632	struct MaskItem *conf = NULL;
77	adx	30	const char *name = parv[1];
78			const char *password = parv[2];
79
80			if (EmptyString(password))
81			{
82	michael	3109	sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, "OPER");
83	michael	2820	return 0;
84	adx	30	}
85
86			/* end the grace period */
87			if (!IsFloodDone(source_p))
88			flood_endgrace(source_p);
89
90	michael	1632	if ((conf = find_exact_name_conf(CONF_OPER, source_p, name, NULL, NULL)) == NULL)
91	adx	30	{
92	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
93	michael	1632	conf = find_exact_name_conf(CONF_OPER, NULL, name, NULL, NULL);
94	adx	30	failed_oper_notice(source_p, name, (conf != NULL) ?
95			"host mismatch" : "no oper {} block");
96	michael	2820	return 0;
97	adx	30	}
98
99	michael	2248	if (IsConfSSL(conf) && !HasUMode(source_p, UMODE_SSL))
100			{
101	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
102	michael	2248	failed_oper_notice(source_p, name, "requires SSL/TLS");
103	michael	2820	return 0;
104	michael	2248	}
105
106	michael	2228	if (!EmptyString(conf->certfp))
107			{
108	michael	2229	if (EmptyString(source_p->certfp) \|\| strcasecmp(source_p->certfp, conf->certfp))
109	michael	2228	{
110	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOOPERHOST);
111	michael	2228	failed_oper_notice(source_p, name, "client certificate fingerprint mismatch");
112	michael	2820	return 0;
113	michael	2228	}
114			}
115
116	michael	1632	if (match_conf_password(password, conf))
117	adx	30	{
118			if (attach_conf(source_p, conf) != 0)
119			{
120	michael	3110	sendto_one_notice(source_p, &me, ":Can't attach conf!");
121	adx	30	failed_oper_notice(source_p, name, "can't attach conf!");
122	michael	2820	return 0;
123	adx	30	}
124
125			oper_up(source_p);
126
127	michael	1247	ilog(LOG_TYPE_OPER, "OPER %s by %s!%s@%s",
128	adx	30	name, source_p->name, source_p->username, source_p->host);
129			}
130			else
131			{
132	michael	3109	sendto_one_numeric(source_p, &me, ERR_PASSWDMISMATCH);
133	adx	30	failed_oper_notice(source_p, name, "password mismatch");
134			}
135	michael	2820
136			return 0;
137	adx	30	}
138
139			/*
140			** mo_oper
141	michael	3096	** parv[0] = command
142	adx	30	** parv[1] = oper name
143			** parv[2] = oper password
144			*/
145	michael	2820	static int
146	adx	30	mo_oper(struct Client client_p, struct Client source_p,
147			int parc, char *parv[])
148			{
149	michael	3109	sendto_one_numeric(source_p, &me, RPL_YOUREOPER);
150	michael	2820	return 0;
151	adx	30	}
152
153	michael	2820	static struct Message oper_msgtab =
154			{
155	michael	1230	"OPER", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
156			{ m_unregistered, m_oper, m_ignore, m_ignore, mo_oper, m_ignore }
157			};
158
159			static void
160			module_init(void)
161	adx	30	{
162	michael	1230	mod_add_cmd(&oper_msgtab);
163	adx	30	}
164
165			static void
166	michael	1230	module_exit(void)
167	adx	30	{
168	michael	1230	mod_del_cmd(&oper_msgtab);
169	adx	30	}
170	michael	1230
171	michael	2820	struct module module_entry =
172			{
173	michael	1230	.node = { NULL, NULL, NULL },
174			.name = NULL,
175			.version = "$Revision$",
176			.handle = NULL,
177			.modinit = module_init,
178			.modexit = module_exit,
179			.flags = 0
180			};