282 lines
7.1 KiB
C
282 lines
7.1 KiB
C
/*
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* NeoIRCd: NeoStats Group. Based on Hybird7
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* m_oper.c: Makes a user an IRC Operator.
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*
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* Copyright (C) 2002 by the past and present ircd coders, and others.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* $Id: m_oper.c,v 1.7 2003/01/29 09:28:48 fishwaldo Exp $
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*/
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#include "stdinc.h"
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#include "tools.h"
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#include "handlers.h"
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#include "client.h"
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#include "common.h"
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#include "fdlist.h"
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#include "irc_string.h"
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#include "ircd.h"
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#include "numeric.h"
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#include "fdlist.h"
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#include "s_bsd.h"
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#include "s_conf.h"
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#include "s_log.h"
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#include "s_user.h"
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#include "send.h"
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#include "list.h"
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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#include "packet.h"
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static struct ConfItem *find_password_aconf(char *name, struct Client *source_p);
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static int match_oper_password(char *password, struct ConfItem *aconf);
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static void failed_oper_notice(struct Client *source_p, char *name, char *reason);
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int oper_up( struct Client *source_p, struct ConfItem *aconf );
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#ifdef CRYPT_OPER_PASSWORD
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extern char *crypt();
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#endif /* CRYPT_OPER_PASSWORD */
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static void m_oper(struct Client*, struct Client*, int, char**);
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static void ms_oper(struct Client*, struct Client*, int, char**);
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static void mo_oper(struct Client*, struct Client*, int, char**);
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struct Message oper_msgtab = {
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"OPER", 0, 0, 3, 0, MFLG_SLOW, 0,
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{m_unregistered, m_oper, ms_oper, mo_oper}
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};
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#ifndef STATIC_MODULES
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void
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_modinit(void)
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{
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mod_add_cmd(&oper_msgtab);
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}
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void
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_moddeinit(void)
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{
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mod_del_cmd(&oper_msgtab);
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}
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const char *_version = "$Revision: 1.7 $";
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#endif
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/*
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** m_oper
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** parv[0] = sender prefix
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** parv[1] = oper name
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** parv[2] = oper password
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*/
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static void
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m_oper(struct Client *client_p, struct Client *source_p,
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int parc, char *parv[])
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{
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struct ConfItem *aconf;
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struct ConfItem *oconf = NULL;
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char *name;
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char *password;
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dlink_node *ptr;
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name = parv[1];
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password = parv[2];
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if (EmptyString(password))
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{
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sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
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me.name, source_p->name, "OPER");
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return;
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}
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/* end the grace period */
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if(!IsFloodDone(source_p))
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flood_endgrace(source_p);
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if((aconf = find_password_aconf(name,source_p)) == NULL)
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{
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sendto_one(source_p, form_str(ERR_NOOPERHOST), me.name, source_p->name);
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failed_oper_notice(source_p, name, find_conf_by_name(name, CONF_OPERATOR) ?
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"host mismatch" : "no oper {} block");
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log_failed_oper(source_p, name);
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return;
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}
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if (match_oper_password(password,aconf))
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{
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/*
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* 20001216:
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* detach old iline
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* -einride
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*/
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if ((ptr = source_p->localClient->confs.head) != NULL)
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{
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oconf = ptr->data;
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detach_conf(source_p,oconf);
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}
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if(attach_conf(source_p, aconf) != 0)
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{
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sendto_one(source_p,":%s NOTICE %s :Can't attach conf!",
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me.name, source_p->name);
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failed_oper_notice(source_p, name, "can't attach conf!");
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/*
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* 20001216:
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* Reattach old iline
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* -einride
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*/
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attach_conf(source_p, oconf);
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log_failed_oper(source_p, name);
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return;
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}
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oper_up(source_p, aconf);
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ilog(L_TRACE, "OPER %s by %s!%s@%s",
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name, source_p->name, source_p->username, source_p->host);
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log_oper(source_p, name);
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}
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else
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{
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sendto_one(source_p,form_str(ERR_PASSWDMISMATCH),me.name, parv[0]);
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failed_oper_notice(source_p, name, "password mismatch");
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}
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log_failed_oper(source_p, name);
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}
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/*
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** mo_oper
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** parv[0] = sender prefix
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** parv[1] = oper name
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** parv[2] = oper password
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*/
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static void
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mo_oper(struct Client *client_p, struct Client *source_p,
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int parc, char *parv[])
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{
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sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, parv[0]);
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SendMessageFile(source_p, &ConfigFileEntry.opermotd);
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return;
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}
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/*
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** ms_oper
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** parv[0] = sender prefix
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** parv[1] = oper name
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** parv[2] = oper password
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*/
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static void
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ms_oper(struct Client *client_p, struct Client *source_p,
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int parc, char *parv[])
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{
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/* if message arrived from server, trust it, and set to oper */
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if (!IsOper(source_p) && IsClient(source_p))
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{
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SetOper(source_p);
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Count.oper++;
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sendto_server(client_p, source_p, NULL, NOCAPS, NOCAPS, NOFLAGS,
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":%s MODE %s :+o", parv[0], parv[0]);
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}
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}
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/*
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* find_password_aconf
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*
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* inputs -
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* output -
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*/
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static struct ConfItem *
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find_password_aconf(char *name, struct Client *source_p)
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{
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struct ConfItem *aconf;
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if ((aconf = find_conf_exact(name, source_p->username, source_p->host,
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CONF_OPERATOR)) != NULL)
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return (aconf);
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else if ((aconf = find_conf_exact(name, source_p->username,
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source_p->localClient->sockhost,
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CONF_OPERATOR)) != NULL)
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return (aconf);
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return (NULL);
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}
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/*
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* match_oper_password
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*
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* inputs - pointer to given password
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* - pointer to Conf
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* output - YES or NO if match
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* side effects - none
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*/
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static int
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match_oper_password(char *password, struct ConfItem *aconf)
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{
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char *encr;
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if (!aconf->status & CONF_OPERATOR)
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return (NO);
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/* XXX another #ifdef that should go */
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#ifdef CRYPT_OPER_PASSWORD
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/* use first two chars of the password they send in as salt */
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/* If the password in the conf is MD5, and ircd is linked
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** to scrypt on FreeBSD, or the standard crypt library on
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** glibc Linux, then this code will work fine on generating
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** the proper encrypted hash for comparison.
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*/
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/* passwd may be NULL pointer. Head it off at the pass... */
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if (aconf->passwd == NULL)
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return (NO);
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if (password && *aconf->passwd)
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encr = crypt(password, aconf->passwd);
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else
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encr = "";
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#else
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encr = password;
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#endif /* CRYPT_OPER_PASSWORD */
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if (strcmp(encr, aconf->passwd) == 0)
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return (YES);
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else
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return (NO);
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}
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/*
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* failed_oper_notice
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*
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* inputs - pointer to client doing /oper ...
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* - pointer to nick they tried to oper as
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* - pointer to reason they have failed
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* output - nothing
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* side effects - notices all opers of the failed oper attempt if enabled
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*/
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static void
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failed_oper_notice(struct Client *source_p, char *name, char *reason)
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{
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if (ConfigFileEntry.failed_oper_notice)
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sendto_realops_flags(FLAGS_ALL|FLAGS_REMOTE, L_ALL, "Failed OPER attempt as %s "
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"by %s (%s@%s) - %s", name, source_p->name,
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source_p->username, source_p->host, reason);
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}
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