mirror of https://github.com/pissnet/pissircd.git
183 lines
5.5 KiB
C
183 lines
5.5 KiB
C
/*
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* Unreal Internet Relay Chat Daemon, src/modules/vhost.c
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* (C) 2000-2001 Carsten V. Munk and the UnrealIRCd Team
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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 1, or (at your option)
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* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "unrealircd.h"
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CMD_FUNC(cmd_vhost);
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/* Place includes here */
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#define MSG_VHOST "VHOST"
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ModuleHeader MOD_HEADER
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= {
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"vhost", /* Name of module */
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"5.0", /* Version */
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"command /vhost", /* Short description of module */
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"UnrealIRCd Team",
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"unrealircd-6",
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};
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/* This is called on module init, before Server Ready */
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MOD_INIT()
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{
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CommandAdd(modinfo->handle, MSG_VHOST, cmd_vhost, MAXPARA, CMD_USER);
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MARK_AS_OFFICIAL_MODULE(modinfo);
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return MOD_SUCCESS;
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}
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/* Is first run when server is 100% ready */
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MOD_LOAD()
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{
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return MOD_SUCCESS;
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}
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/* Called when module is unloaded */
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MOD_UNLOAD()
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{
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return MOD_SUCCESS;
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}
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CMD_FUNC(cmd_vhost)
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{
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ConfigItem_vhost *vhost;
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char login[HOSTLEN+1];
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const char *password;
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char olduser[USERLEN+1];
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if (!MyUser(client))
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return;
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if ((parc < 2) || BadPtr(parv[1]))
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{
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sendnumeric(client, ERR_NEEDMOREPARAMS, "VHOST");
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return;
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}
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/* cut-off too long login names. HOSTLEN is arbitrary, we just don't want our
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* error messages to be cut off because the user is sending huge login names.
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*/
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strlcpy(login, parv[1], sizeof(login));
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password = (parc > 2) ? parv[2] : "";
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if (!(vhost = find_vhost(login)))
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{
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unreal_log(ULOG_WARNING, "vhost", "VHOST_FAILED", client,
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"Failed VHOST attempt by $client.details [reason: $reason] [vhost-block: $vhost_block]",
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log_data_string("reason", "Vhost block not found"),
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log_data_string("fail_type", "UNKNOWN_VHOST_NAME"),
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log_data_string("vhost_block", login));
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sendnotice(client, "*** [\2vhost\2] Login for %s failed - password incorrect", login);
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return;
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}
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if (!user_allowed_by_security_group(client, vhost->match))
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{
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unreal_log(ULOG_WARNING, "vhost", "VHOST_FAILED", client,
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"Failed VHOST attempt by $client.details [reason: $reason] [vhost-block: $vhost_block]",
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log_data_string("reason", "Host does not match"),
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log_data_string("fail_type", "NO_HOST_MATCH"),
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log_data_string("vhost_block", login));
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sendnotice(client, "*** No vHost lines available for your host");
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return;
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}
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if (!Auth_Check(client, vhost->auth, password))
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{
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unreal_log(ULOG_WARNING, "vhost", "VHOST_FAILED", client,
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"Failed VHOST attempt by $client.details [reason: $reason] [vhost-block: $vhost_block]",
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log_data_string("reason", "Authentication failed"),
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log_data_string("fail_type", "AUTHENTICATION_FAILED"),
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log_data_string("vhost_block", login));
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sendnotice(client, "*** [\2vhost\2] Login for %s failed - password incorrect", login);
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return;
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}
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/* Authentication passed, but.. there could still be other restrictions: */
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switch (UHOST_ALLOWED)
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{
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case UHALLOW_NEVER:
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if (MyUser(client))
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{
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sendnotice(client, "*** /vhost is disabled");
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return;
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}
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break;
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case UHALLOW_ALWAYS:
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break;
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case UHALLOW_NOCHANS:
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if (MyUser(client) && client->user->joined)
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{
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sendnotice(client, "*** /vhost can not be used while you are on a channel");
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return;
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}
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break;
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case UHALLOW_REJOIN:
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/* join sent later when the host has been changed */
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break;
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}
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/* All checks passed, now let's go ahead and change the host */
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userhost_save_current(client);
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safe_strdup(client->user->virthost, vhost->virthost);
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if (vhost->virtuser)
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{
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strlcpy(olduser, client->user->username, sizeof(olduser));
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strlcpy(client->user->username, vhost->virtuser, sizeof(client->user->username));
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sendto_server(client, 0, 0, NULL, ":%s SETIDENT %s", client->id,
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client->user->username);
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}
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client->umodes |= UMODE_HIDE;
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client->umodes |= UMODE_SETHOST;
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sendto_server(client, 0, 0, NULL, ":%s SETHOST %s", client->id, client->user->virthost);
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sendto_one(client, NULL, ":%s MODE %s :+tx", client->name, client->name);
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if (vhost->swhois)
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{
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SWhois *s;
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for (s = vhost->swhois; s; s = s->next)
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swhois_add(client, "vhost", -100, s->line, &me, NULL);
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}
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sendnotice(client, "*** Your vhost is now %s%s%s",
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vhost->virtuser ? vhost->virtuser : "",
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vhost->virtuser ? "@" : "",
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vhost->virthost);
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if (vhost->virtuser)
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{
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/* virtuser@virthost */
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unreal_log(ULOG_INFO, "vhost", "VHOST_SUCCESS", client,
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"$client.details is now using vhost $virtuser@$virthost [vhost-block: $vhost_block]",
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log_data_string("virtuser", vhost->virtuser),
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log_data_string("virthost", vhost->virthost),
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log_data_string("vhost_block", login));
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} else {
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/* just virthost */
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unreal_log(ULOG_INFO, "vhost", "VHOST_SUCCESS", client,
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"$client.details is now using vhost $virthost [vhost-block: $vhost_block]",
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log_data_string("virthost", vhost->virthost),
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log_data_string("vhost_block", login));
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}
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userhost_changed(client);
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}
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