gitlabFork/ISPConfig3.git - Solinfo Gitblit

Marius Burkard

2016-04-20 4569cae57f127afd093794310ccd290d2d9fdf36

commit \| author \| age
396f0e	1	<?php
T	2
	3	/*
	4	Copyright (c) 2007, Till Brehm, projektfarm Gmbh
	5	All rights reserved.
	6
	7	Redistribution and use in source and binary forms, with or without modification,
	8	are permitted provided that the following conditions are met:
	9
	10	* Redistributions of source code must retain the above copyright notice,
	11	this list of conditions and the following disclaimer.
	12	* Redistributions in binary form must reproduce the above copyright notice,
	13	this list of conditions and the following disclaimer in the documentation
	14	and/or other materials provided with the distribution.
	15	* Neither the name of ISPConfig nor the names of its contributors
	16	may be used to endorse or promote products derived from this software without
	17	specific prior written permission.
	18
	19	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
	20	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	21	WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	22	IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
	23	INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
	24	BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	25	DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
	26	OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
	27	NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
	28	EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	29	*/
	30
	31	class shelluser_base_plugin {
7fe908	32
396f0e	33	var $plugin_name = 'shelluser_base_plugin';
T	34	var $class_name = 'shelluser_base_plugin';
	35	var $min_uid = 499;
7fe908	36
396f0e	37	//* This function is called during ispconfig installation to determine
T	38	// if a symlink shall be created for this plugin.
	39	function onInstall() {
	40	global $conf;
7fe908	41
396f0e	42	if($conf['services']['web'] == true) {
T	43	return true;
	44	} else {
	45	return false;
	46	}
7fe908	47
396f0e	48	}
7fe908	49
MC	50
396f0e	51	/*
T	52	This function is called when the plugin is loaded
	53	*/
7fe908	54
396f0e	55	function onLoad() {
T	56	global $app;
7fe908	57
396f0e	58	/*
T	59	Register for the events
	60	*/
9edea9	61
7fe908	62	$app->plugins->registerEvent('shell_user_insert', $this->plugin_name, 'insert');
MC	63	$app->plugins->registerEvent('shell_user_update', $this->plugin_name, 'update');
	64	$app->plugins->registerEvent('shell_user_delete', $this->plugin_name, 'delete');
9edea9	65
7fe908	66
396f0e	67	}
7fe908	68
MC	69
	70	function insert($event_name, $data) {
396f0e	71	global $app, $conf;
9edea9	72
TB	73	$app->uses('system,getconf');
	74
	75	$security_config = $app->getconf->get_security_config('permissions');
	76	if($security_config['allow_shell_user'] != 'yes') {
	77	$app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
	78	return false;
	79	}
7fe908	80
b67344	81	//* Check if the resulting path is inside the docroot
cc7a82	82	$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['new']['parent_domain_id']);
6d21f1	83	if(substr($data['new']['dir'],0,strlen($web['document_root'])) != $web['document_root']) {
FT	84	$app->log('Directory of the shell user is outside of website docroot.',LOGLEVEL_WARN);
	85	return false;
	86	}
	87	if(strpos($data['new']['dir'], '/../') !== false \|\| substr($data['new']['dir'],-3) == '/..') {
	88	$app->log('Directory of the shell user is not valid.',LOGLEVEL_WARN);
b67344	89	return false;
T	90	}
64ea56	91
MC	92	if(!$app->system->is_allowed_user($data['new']['username'], false, false)
	93	\|\| !$app->system->is_allowed_user($data['new']['puser'], true, true)
	94	\|\| !$app->system->is_allowed_group($data['new']['pgroup'], true, true)) {
	95	$app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
	96	return false;
	97	}
7fe908	98
a52337	99	if($data['new']['active'] != 'y') $data['new']['shell'] = '/bin/false';
MC	100
396f0e	101	if($app->system->is_user($data['new']['puser'])) {
7fe908	102
396f0e	103	// Get the UID of the parent user
T	104	$uid = intval($app->system->getuid($data['new']['puser']));
	105	if($uid > $this->min_uid) {
892d73	106	//* Remove webfolder protection
MC	107	$app->system->web_folder_protection($web['document_root'], false);
743330	108
TB	109	//* Home directory of the new shell user
	110	if($data['new']['chroot'] == 'jailkit') {
	111	$homedir = $data['new']['dir'];
	112	} else {
	113	$homedir = $data['new']['dir'].'/home/'.$data['new']['username'];
	114	}
	115
8216c5	116	// Create home base directory if it does not exist
743330	117	if(!is_dir($data['new']['dir'].'/home')){
8216c5	118	$app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0755');
743330	119	}
8216c5	120
TB	121	// Change ownership of home base dir to root user
	122	$app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),'root');
	123	$app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),'root');
	124	$app->system->chmod(escapeshellcmd($data['new']['dir'].'/home'),0755);
743330	125
TB	126	if(!is_dir($homedir)){
	127	$app->file->mkdirs(escapeshellcmd($homedir), '0750');
8216c5	128	$app->system->chown(escapeshellcmd($homedir),escapeshellcmd($data['new']['puser']),false);
TB	129	$app->system->chgrp(escapeshellcmd($homedir),escapeshellcmd($data['new']['pgroup']),false);
892d73	130	}
396f0e	131	$command = 'useradd';
743330	132	$command .= ' -d '.escapeshellcmd($homedir);
e47d46	133	$command .= ' -g '.escapeshellcmd($data['new']['pgroup']);
T	134	$command .= ' -o '; // non unique
	135	if($data['new']['password'] != '') $command .= ' -p '.escapeshellcmd($data['new']['password']);
	136	$command .= ' -s '.escapeshellcmd($data['new']['shell']);
	137	$command .= ' -u '.escapeshellcmd($uid);
396f0e	138	$command .= ' '.escapeshellcmd($data['new']['username']);
7fe908	139
396f0e	140	exec($command);
7fe908	141	$app->log("Executed command: ".$command, LOGLEVEL_DEBUG);
MC	142	$app->log("Added shelluser: ".$data['new']['username'], LOGLEVEL_DEBUG);
a71305	143
8216c5	144	$app->system->chown(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['username']),false);
TB	145	$app->system->chgrp(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['pgroup']),false);
a71305	146
7fe908	147
08c588	148	// call the ssh-rsa update function
L	149	$app->uses("getconf");
	150	$this->data = $data;
	151	$this->app = $app;
	152	$this->_setup_ssh_rsa();
7fe908	153
12e119	154	//* Create .bash_history file
743330	155	$app->system->touch(escapeshellcmd($homedir).'/.bash_history');
8216c5	156	$app->system->chmod(escapeshellcmd($homedir).'/.bash_history', 0750);
743330	157	$app->system->chown(escapeshellcmd($homedir).'/.bash_history', $data['new']['username']);
TB	158	$app->system->chgrp(escapeshellcmd($homedir).'/.bash_history', $data['new']['pgroup']);
7fe908	159
02e7ea	160	//* Create .profile file
MC	161	$app->system->touch(escapeshellcmd($homedir).'/.profile');
	162	$app->system->chmod(escapeshellcmd($homedir).'/.profile', 0644);
	163	$app->system->chown(escapeshellcmd($homedir).'/.profile', $data['new']['username']);
	164	$app->system->chgrp(escapeshellcmd($homedir).'/.profile', $data['new']['pgroup']);
	165
396f0e	166	//* Disable shell user temporarily if we use jailkit
T	167	if($data['new']['chroot'] == 'jailkit') {
526b99	168	$command = 'usermod -s /bin/false -L '.escapeshellcmd($data['new']['username']).' 2>/dev/null';
396f0e	169	exec($command);
7fe908	170	$app->log("Disabling shelluser temporarily: ".$command, LOGLEVEL_DEBUG);
396f0e	171	}
7fe908	172
4b9329	173	//* Add webfolder protection again
7fe908	174	$app->system->web_folder_protection($web['document_root'], true);
396f0e	175	} else {
7fe908	176	$app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
396f0e	177	}
T	178	} else {
7fe908	179	$app->log("Skipping insertion of user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
396f0e	180	}
T	181	}
7fe908	182
MC	183	function update($event_name, $data) {
396f0e	184	global $app, $conf;
7fe908	185
9edea9	186	$app->uses('system,getconf');
TB	187
	188	$security_config = $app->getconf->get_security_config('permissions');
	189	if($security_config['allow_shell_user'] != 'yes') {
	190	$app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
	191	return false;
	192	}
7fe908	193
b67344	194	//* Check if the resulting path is inside the docroot
cc7a82	195	$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['new']['parent_domain_id']);
6d21f1	196	if(substr($data['new']['dir'],0,strlen($web['document_root'])) != $web['document_root']) {
FT	197	$app->log('Directory of the shell user is outside of website docroot.',LOGLEVEL_WARN);
	198	return false;
	199	}
	200
	201	if(strpos($data['new']['dir'], '/../') !== false \|\| substr($data['new']['dir'],-3) == '/..') {
	202	$app->log('Directory of the shell user is not valid.',LOGLEVEL_WARN);
b67344	203	return false;
T	204	}
7fe908	205
64ea56	206	if(!$app->system->is_allowed_user($data['new']['username'], false, false)
MC	207	\|\| !$app->system->is_allowed_user($data['new']['puser'], true, true)
	208	\|\| !$app->system->is_allowed_group($data['new']['pgroup'], true, true)) {
	209	$app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
	210	return false;
	211	}
	212
a52337	213	if($data['new']['active'] != 'y') $data['new']['shell'] = '/bin/false';
MC	214
396f0e	215	if($app->system->is_user($data['new']['puser'])) {
T	216	// Get the UID of the parent user
	217	$uid = intval($app->system->getuid($data['new']['puser']));
	218	if($uid > $this->min_uid) {
743330	219
TB	220	//* Home directory of the shell user
	221	if($data['new']['chroot'] == 'jailkit') {
	222	$homedir = $data['new']['dir'];
	223	$homedir_old = $data['old']['dir'];
	224	} else {
	225	$homedir = $data['new']['dir'].'/home/'.$data['new']['username'];
	226	$homedir_old = $data['old']['dir'].'/home/'.$data['old']['username'];
	227	}
	228
396f0e	229	// Check if the user that we want to update exists, if not, we insert it
T	230	if($app->system->is_user($data['old']['username'])) {
02e7ea	231	//* Remove webfolder protection
MC	232	$app->system->web_folder_protection($web['document_root'], false);
	233
ff6a68	234	/*
396f0e	235	$command = 'usermod';
T	236	$command .= ' --home '.escapeshellcmd($data['new']['dir']);
	237	$command .= ' --gid '.escapeshellcmd($data['new']['pgroup']);
	238	// $command .= ' --non-unique ';
	239	$command .= ' --password '.escapeshellcmd($data['new']['password']);
	240	if($data['new']['chroot'] != 'jailkit') $command .= ' --shell '.escapeshellcmd($data['new']['shell']);
	241	// $command .= ' --uid '.escapeshellcmd($uid);
	242	$command .= ' --login '.escapeshellcmd($data['new']['username']);
	243	$command .= ' '.escapeshellcmd($data['old']['username']);
7fe908	244
396f0e	245	exec($command);
e47d46	246	$app->log("Executed command: $command ",LOGLEVEL_DEBUG);
ff6a68	247	*/
3f478f	248	//$groupinfo = $app->system->posix_getgrnam($data['new']['pgroup']);
743330	249	if($homedir != $homedir_old && !is_dir($homedir)){
TB	250	$app->system->web_folder_protection($web['document_root'], false);
	251	if(!is_dir($data['new']['dir'].'/home')){
	252	$app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0750');
	253	$app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),escapeshellcmd($data['new']['puser']));
	254	$app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),escapeshellcmd($data['new']['pgroup']));
	255	}
8216c5	256	$app->file->mkdirs(escapeshellcmd($homedir), '0755');
TB	257	$app->system->chown(escapeshellcmd($homedir),'root');
	258	$app->system->chgrp(escapeshellcmd($homedir),'root');
743330	259	$app->system->web_folder_protection($web['document_root'], true);
TB	260	} else {
	261	if(!is_dir($homedir)){
	262	$app->system->web_folder_protection($web['document_root'], false);
	263	if(!is_dir($data['new']['dir'].'/home')){
8216c5	264	$app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0755');
TB	265	$app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),'root');
	266	$app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),'root');
743330	267	}
TB	268	$app->file->mkdirs(escapeshellcmd($homedir), '0750');
	269	$app->system->chown(escapeshellcmd($homedir),escapeshellcmd($data['new']['puser']));
	270	$app->system->chgrp(escapeshellcmd($homedir),escapeshellcmd($data['new']['pgroup']));
	271	$app->system->web_folder_protection($web['document_root'], true);
	272	}
6d21f1	273	}
743330	274	$app->system->usermod($data['old']['username'], 0, $app->system->getgid($data['new']['pgroup']), $homedir, $data['new']['shell'], $data['new']['password'], $data['new']['username']);
7fe908	275	$app->log("Updated shelluser: ".$data['old']['username'], LOGLEVEL_DEBUG);
MC	276
08c588	277	// call the ssh-rsa update function
L	278	$app->uses("getconf");
	279	$this->data = $data;
	280	$this->app = $app;
	281	$this->_setup_ssh_rsa();
7fe908	282
12e119	283	//* Create .bash_history file
T	284	if(!is_file($data['new']['dir']).'/.bash_history') {
743330	285	$app->system->touch(escapeshellcmd($homedir).'/.bash_history');
8216c5	286	$app->system->chmod(escapeshellcmd($homedir).'/.bash_history', 0750);
743330	287	$app->system->chown(escapeshellcmd($homedir).'/.bash_history', escapeshellcmd($data['new']['username']));
TB	288	$app->system->chgrp(escapeshellcmd($homedir).'/.bash_history', escapeshellcmd($data['new']['pgroup']));
12e119	289	}
02e7ea	290
MC	291	//* Create .profile file
	292	if(!is_file($data['new']['dir']).'/.profile') {
	293	$app->system->touch(escapeshellcmd($homedir).'/.profile');
	294	$app->system->chmod(escapeshellcmd($homedir).'/.profile', 0644);
	295	$app->system->chown(escapeshellcmd($homedir).'/.profile', escapeshellcmd($data['new']['username']));
	296	$app->system->chgrp(escapeshellcmd($homedir).'/.profile', escapeshellcmd($data['new']['pgroup']));
	297	}
7fe908	298
02e7ea	299	//* Add webfolder protection again
MC	300	$app->system->web_folder_protection($web['document_root'], true);
396f0e	301	} else {
T	302	// The user does not exist, so we insert it now
7fe908	303	$this->insert($event_name, $data);
396f0e	304	}
T	305	} else {
7fe908	306	$app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
396f0e	307	}
T	308	} else {
7fe908	309	$app->log("Skipping update for user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
396f0e	310	}
T	311	}
7fe908	312
MC	313	function delete($event_name, $data) {
396f0e	314	global $app, $conf;
7fe908	315
4664a2	316	$app->uses('system,getconf,services');
9edea9	317
TB	318	$security_config = $app->getconf->get_security_config('permissions');
	319	if($security_config['allow_shell_user'] != 'yes') {
	320	$app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
	321	return false;
	322	}
7fe908	323
396f0e	324	if($app->system->is_user($data['old']['username'])) {
T	325	// Get the UID of the user
	326	$userid = intval($app->system->getuid($data['old']['username']));
	327	if($userid > $this->min_uid) {
4664a2	328	$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['old']['parent_domain_id']));
FT	329
892d73	330	// check if we have to delete the dir
cc7a82	331	$check = $app->db->queryOneRecord('SELECT shell_user_id FROM `shell_user` WHERE `dir` = ?', $data['old']['dir']);
892d73	332	if(!$check && is_dir($data['old']['dir'])) {
a7e4ec	333
cc7a82	334	$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['old']['parent_domain_id']);
a7e4ec	335	$app->system->web_folder_protection($web['document_root'], false);
TB	336
892d73	337	// delete dir
743330	338	if($data['new']['chroot'] == 'jailkit') {
TB	339	$homedir = $data['old']['dir'];
	340	} else {
	341	$homedir = $data['old']['dir'].'/home/'.$data['old']['username'];
	342	}
	343
892d73	344	if(substr($homedir, -1) !== '/') $homedir .= '/';
MC	345	$files = array('.bash_logout', '.bash_history', '.bashrc', '.profile');
65a0b9	346	$dirs = array('.ssh', '.cache');
892d73	347	foreach($files as $delfile) {
MC	348	if(is_file($homedir . $delfile) && fileowner($homedir . $delfile) == $userid) unlink($homedir . $delfile);
	349	}
	350	foreach($dirs as $deldir) {
	351	if(is_dir($homedir . $deldir) && fileowner($homedir . $deldir) == $userid) exec('rm -rf ' . escapeshellarg($homedir . $deldir));
	352	}
	353	$empty = true;
	354	$dirres = opendir($homedir);
	355	if($dirres) {
	356	while(($entry = readdir($dirres)) !== false) {
	357	if($entry != '.' && $entry != '..') {
	358	$empty = false;
	359	break;
	360	}
	361	}
	362	closedir($dirres);
	363	}
	364	if($empty == true) {
	365	rmdir($homedir);
	366	}
	367	unset($files);
	368	unset($dirs);
a7e4ec	369
TB	370	$app->system->web_folder_protection($web['document_root'], true);
892d73	371	}
MC	372
ac32a4	373	// We delete only non jailkit users, jailkit users will be deleted by the jailkit plugin.
T	374	if ($data['old']['chroot'] != "jailkit") {
4664a2	375	// if this web uses PHP-FPM, that PPH-FPM service must be stopped before we can delete this user
FT	376	if($web['php'] == 'php-fpm'){
	377	if(trim($web['fastcgi_php_version']) != ''){
	378	$default_php_fpm = false;
	379	list($custom_php_fpm_name, $custom_php_fpm_init_script, $custom_php_fpm_ini_dir, $custom_php_fpm_pool_dir) = explode(':', trim($web['fastcgi_php_version']));
	380	} else {
	381	$default_php_fpm = true;
	382	}
	383	$web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
	384	if(!$default_php_fpm){
	385	$app->services->restartService('php-fpm', 'stop:'.$custom_php_fpm_init_script);
	386	} else {
	387	$app->services->restartService('php-fpm', 'stop:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
	388	}
	389	}
c65384	390	$command = 'killall -u '.escapeshellcmd($data['old']['username']).' ; userdel -f';
526b99	391	$command .= ' '.escapeshellcmd($data['old']['username']).' &> /dev/null';
ac32a4	392	exec($command);
7fe908	393	$app->log("Deleted shelluser: ".$data['old']['username'], LOGLEVEL_DEBUG);
4664a2	394	// start PHP-FPM again
FT	395	if($web['php'] == 'php-fpm'){
	396	if(!$default_php_fpm){
	397	$app->services->restartService('php-fpm', 'start:'.$custom_php_fpm_init_script);
	398	} else {
	399	$app->services->restartService('php-fpm', 'start:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
	400	}
	401	}
ac32a4	402	}
7fe908	403
396f0e	404	} else {
7fe908	405	$app->log("UID = $userid for shelluser:".$data['old']['username']." not allowed.", LOGLEVEL_ERROR);
396f0e	406	}
T	407	} else {
7fe908	408	$app->log("User:".$data['new']['username']." does not exist in in /etc/passwd, skipping delete.", LOGLEVEL_WARN);
396f0e	409	}
7fe908	410
396f0e	411	}
7fe908	412
00a055	413	private function _setup_ssh_rsa() {
8ab3cd	414	global $app;
7fe908	415	$this->app->log("ssh-rsa setup shelluser_base", LOGLEVEL_DEBUG);
00a055	416	// Get the client ID, username, and the key
cc7a82	417	$domain_data = $this->app->db->queryOneRecord('SELECT sys_groupid FROM web_domain WHERE web_domain.domain_id = ?', $this->data['new']['parent_domain_id']);
MC	418	$sys_group_data = $this->app->db->queryOneRecord('SELECT * FROM sys_group WHERE sys_group.groupid = ?', $domain_data['sys_groupid']);
00a055	419	$id = intval($sys_group_data['client_id']);
L	420	$username= $sys_group_data['name'];
cc7a82	421	$client_data = $this->app->db->queryOneRecord('SELECT * FROM client WHERE client.client_id = ?', $id);
00a055	422	$userkey = $client_data['ssh_rsa'];
L	423	unset($domain_data);
	424	unset($client_data);
7fe908	425
00a055	426	// ssh-rsa authentication variables
5c93f0	427	//$sshrsa = $this->data['new']['ssh_rsa'];
TB	428	$sshrsa = '';
cc7a82	429	$ssh_users = $app->db->queryAllRecords("SELECT ssh_rsa FROM shell_user WHERE parent_domain_id = ?", $this->data['new']['parent_domain_id']);
5c93f0	430	if(is_array($ssh_users)) {
TB	431	foreach($ssh_users as $sshu) {
	432	if($sshu['ssh_rsa'] != '') $sshrsa .= "\n".$sshu['ssh_rsa'];
	433	}
	434	}
	435	$sshrsa = trim($sshrsa);
00a055	436	$usrdir = escapeshellcmd($this->data['new']['dir']);
3fb9be	437	//* Home directory of the new shell user
TB	438	if($this->data['new']['chroot'] == 'jailkit') {
	439	$usrdir = escapeshellcmd($this->data['new']['dir']);
	440	} else {
99e9ac	441	$usrdir = escapeshellcmd($this->data['new']['dir'].'/home/'.$this->data['new']['username']);
3fb9be	442	}
00a055	443	$sshdir = $usrdir.'/.ssh';
L	444	$sshkeys= $usrdir.'/.ssh/authorized_keys';
7fe908	445
8ab3cd	446	$app->uses('file');
T	447	$sshrsa = $app->file->unix_nl($sshrsa);
7fe908	448	$sshrsa = $app->file->remove_blank_lines($sshrsa, 0);
MC	449
00a055	450	// If this user has no key yet, generate a pair
8ab3cd	451	if ($userkey == '' && $id > 0){
00a055	452	//Generate ssh-rsa-keys
L	453	exec('ssh-keygen -t rsa -C '.$username.'-rsa-key-'.time().' -f /tmp/id_rsa -N ""');
7fe908	454
8ab3cd	455	// use the public key that has been generated
4bd960	456	$userkey = $app->system->file_get_contents('/tmp/id_rsa.pub');
7fe908	457
00a055	458	// save keypair in client table
cc7a82	459	$this->app->db->query("UPDATE client SET created_at = UNIX_TIMESTAMP(), id_rsa = ?, ssh_rsa = ? WHERE client_id = ?", $app->system->file_get_contents('/tmp/id_rsa'), $userkey, $id);
7fe908	460
4bd960	461	$app->system->unlink('/tmp/id_rsa');
T	462	$app->system->unlink('/tmp/id_rsa.pub');
7fe908	463	$this->app->log("ssh-rsa keypair generated for ".$username, LOGLEVEL_DEBUG);
00a055	464	};
8ab3cd	465
T	466	if (!file_exists($sshkeys)){
00a055	467	// add root's key
8cf78b	468	$app->file->mkdirs($sshdir, '0700');
4bd960	469	if(is_file('/root/.ssh/authorized_keys')) $app->system->file_put_contents($sshkeys, $app->system->file_get_contents('/root/.ssh/authorized_keys'));
7fe908	470
8ab3cd	471	// Remove duplicate keys
8cf78b	472	$existing_keys = @file($sshkeys);
8ab3cd	473	$new_keys = explode("\n", $userkey);
8cf78b	474	$final_keys_arr = @array_merge($existing_keys, $new_keys);
8ab3cd	475	$new_final_keys_arr = array();
T	476	if(is_array($final_keys_arr) && !empty($final_keys_arr)){
	477	foreach($final_keys_arr as $key => $val){
	478	$new_final_keys_arr[$key] = trim($val);
	479	}
	480	}
	481	$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
7fe908	482
00a055	483	// add the user's key
4bd960	484	$app->system->file_put_contents($sshkeys, $final_keys);
8ab3cd	485	$app->file->remove_blank_lines($sshkeys);
7fe908	486	$this->app->log("ssh-rsa authorisation keyfile created in ".$sshkeys, LOGLEVEL_DEBUG);
00a055	487	}
7fe908	488
8cf78b	489	//* Get the keys
T	490	$existing_keys = file($sshkeys);
	491	$new_keys = explode("\n", $sshrsa);
7fe908	492	$old_keys = explode("\n", $this->data['old']['ssh_rsa']);
MC	493
8cf78b	494	//* Remove all old keys
T	495	if(is_array($old_keys)) {
	496	foreach($old_keys as $key => $val) {
7fe908	497	$k = array_search(trim($val), $existing_keys);
8cf78b	498	unset($existing_keys[$k]);
T	499	}
00a055	500	}
7fe908	501
8cf78b	502	//* merge the remaining keys and the ones fom the ispconfig database.
T	503	if(is_array($new_keys)) {
	504	$final_keys_arr = array_merge($existing_keys, $new_keys);
	505	} else {
	506	$final_keys_arr = $existing_keys;
	507	}
7fe908	508
8cf78b	509	$new_final_keys_arr = array();
T	510	if(is_array($final_keys_arr) && !empty($final_keys_arr)){
	511	foreach($final_keys_arr as $key => $val){
	512	$new_final_keys_arr[$key] = trim($val);
	513	}
	514	}
	515	$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
7fe908	516
MC	517	// add the custom key
4bd960	518	$app->system->file_put_contents($sshkeys, $final_keys);
8cf78b	519	$app->file->remove_blank_lines($sshkeys);
7fe908	520	$this->app->log("ssh-rsa key updated in ".$sshkeys, LOGLEVEL_DEBUG);
MC	521
00a055	522	// set proper file permissions
8cf78b	523	exec("chown -R ".escapeshellcmd($this->data['new']['puser']).":".escapeshellcmd($this->data['new']['pgroup'])." ".$sshdir);
00a055	524	exec("chmod 600 '$sshkeys'");
7fe908	525
08c588	526	}
7fe908	527
396f0e	528
T	529	} // end class
	530
8e725d	531	?>