shelluser_jailkit_plugin.inc.php 18.6 KB
Newer Older
tbrehm's avatar
tbrehm committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
<?php

/*
Copyright (c) 2007, Till Brehm, projektfarm Gmbh
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class shelluser_jailkit_plugin {
32

tbrehm's avatar
tbrehm committed
33 34 35
	//* $plugin_name and $class_name have to be the same then the name of this class
	var $plugin_name = 'shelluser_jailkit_plugin';
	var $class_name = 'shelluser_jailkit_plugin';
36
	var $min_uid = 499;
37

tbrehm's avatar
tbrehm committed
38 39 40 41
	//* This function is called during ispconfig installation to determine
	//  if a symlink shall be created for this plugin.
	function onInstall() {
		global $conf;
42

tbrehm's avatar
tbrehm committed
43 44 45 46 47
		if($conf['services']['web'] == true) {
			return true;
		} else {
			return false;
		}
48

tbrehm's avatar
tbrehm committed
49
	}
50 51


tbrehm's avatar
tbrehm committed
52 53 54
	/*
	 	This function is called when the plugin is loaded
	*/
55

tbrehm's avatar
tbrehm committed
56 57
	function onLoad() {
		global $app;
58

tbrehm's avatar
tbrehm committed
59 60 61 62
		/*
		Register for the events
		*/

63 64 65 66 67
		$app->plugins->registerEvent('shell_user_insert', $this->plugin_name, 'insert');
		$app->plugins->registerEvent('shell_user_update', $this->plugin_name, 'update');
		$app->plugins->registerEvent('shell_user_delete', $this->plugin_name, 'delete');


tbrehm's avatar
tbrehm committed
68
	}
69

tbrehm's avatar
tbrehm committed
70
	//* This function is called, when a shell user is inserted in the database
71
	function insert($event_name, $data) {
tbrehm's avatar
tbrehm committed
72
		global $app, $conf;
73

tbrehm's avatar
tbrehm committed
74
		$app->uses('system');
75
		$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".$data['new']['parent_domain_id']);
76

Marius Cramer's avatar
Marius Cramer committed
77 78 79 80 81 82 83
		if(!$app->system->is_allowed_user($data['new']['username'], false, false)
			|| !$app->system->is_allowed_user($data['new']['puser'], true, true)
			|| !$app->system->is_allowed_group($data['new']['pgroup'], true, true)) {
			$app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
			return false;
		}

84 85 86 87 88 89
		if($app->system->is_user($data['new']['puser'])) {
			// Get the UID of the parent user
			$uid = intval($app->system->getuid($data['new']['puser']));
			if($uid > $this->min_uid) {
			
				if($app->system->is_user($data['new']['username'])) {
90

91 92 93
					/**
					* Setup Jailkit Chroot System If Enabled
					*/
94

95 96
					if ($data['new']['chroot'] == "jailkit")
					{
97 98


99 100 101 102 103
						// load the server configuration options
						$app->uses("getconf");
						$this->data = $data;
						$this->app = $app;
						$this->jailkit_config = $app->getconf->get_server_config($conf["server_id"], 'jailkit');
104

105
						$this->_update_website_security_level();
106

107
						$app->system->web_folder_protection($web['document_root'], false);
108

109
						$this->_setup_jailkit_chroot();
110

111
						$this->_add_jailkit_user();
112

113 114
						//* call the ssh-rsa update function
						$this->_setup_ssh_rsa();
115

116 117 118
						//$command .= 'usermod -s /usr/sbin/jk_chrootsh -U '.escapeshellcmd($data['new']['username']);
						//exec($command);
						$app->system->usermod($data['new']['username'], 0, 0, '', '/usr/sbin/jk_chrootsh', '', '');
119

120 121 122
						//* Unlock user
						$command = 'usermod -U '.escapeshellcmd($data['new']['username']).' 2>/dev/null';
						exec($command);
123

124 125 126
						$this->_update_website_security_level();
						$app->system->web_folder_protection($web['document_root'], true);
					}
127

128
					$app->log("Jailkit Plugin -> insert username:".$data['new']['username'], LOGLEVEL_DEBUG);
129

130 131 132 133 134 135
				} else {
					$app->log("Jailkit Plugin -> insert username:".$data['new']['username']." skipped, the user does not exist.", LOGLEVEL_WARN);
				}
			} else {
				$app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
			}
tbrehm's avatar
tbrehm committed
136
		} else {
137
			$app->log("Skipping insertion of user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
tbrehm's avatar
tbrehm committed
138
		}
139

tbrehm's avatar
tbrehm committed
140
	}
141

tbrehm's avatar
tbrehm committed
142
	//* This function is called, when a shell user is updated in the database
143
	function update($event_name, $data) {
tbrehm's avatar
tbrehm committed
144
		global $app, $conf;
145

tbrehm's avatar
tbrehm committed
146
		$app->uses('system');
147
		$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".$data['new']['parent_domain_id']);
148

Marius Cramer's avatar
Marius Cramer committed
149 150 151 152 153 154 155
		if(!$app->system->is_allowed_user($data['new']['username'], false, false)
			|| !$app->system->is_allowed_user($data['new']['puser'], true, true)
			|| !$app->system->is_allowed_group($data['new']['pgroup'], true, true)) {
			$app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
			return false;
		}

156 157 158 159 160 161 162
		if($app->system->is_user($data['new']['puser'])) {
			// Get the UID of the parent user
			$uid = intval($app->system->getuid($data['new']['puser']));
			if($uid > $this->min_uid) {
			
			
				if($app->system->is_user($data['new']['username'])) {
163

164 165 166 167 168
					/**
					* Setup Jailkit Chroot System If Enabled
					*/
					if ($data['new']['chroot'] == "jailkit")
					{
169

170 171 172 173 174
						// load the server configuration options
						$app->uses("getconf");
						$this->data = $data;
						$this->app = $app;
						$this->jailkit_config = $app->getconf->get_server_config($conf["server_id"], 'jailkit');
175

176
						$this->_update_website_security_level();
177

178
						$app->system->web_folder_protection($web['document_root'], false);
179

180 181
						$this->_setup_jailkit_chroot();
						$this->_add_jailkit_user();
182

183 184
						//* call the ssh-rsa update function
						$this->_setup_ssh_rsa();
185

186
						$this->_update_website_security_level();
187

188 189
						$app->system->web_folder_protection($web['document_root'], true);
					}
190

191
					$app->log("Jailkit Plugin -> update username:".$data['new']['username'], LOGLEVEL_DEBUG);
192

193 194 195 196 197
				} else {
					$app->log("Jailkit Plugin -> update username:".$data['new']['username']." skipped, the user does not exist.", LOGLEVEL_WARN);
				}
			} else {
				$app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
tbrehm's avatar
tbrehm committed
198 199
			}
		} else {
200
			$app->log("Skipping update for user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
tbrehm's avatar
tbrehm committed
201
		}
202

tbrehm's avatar
tbrehm committed
203
	}
204

tbrehm's avatar
tbrehm committed
205 206 207
	//* This function is called, when a shell user is deleted in the database
	/**
	 * TODO: Remove chroot user home and from the chroot passwd file
208 209
	 */
	function delete($event_name, $data) {
tbrehm's avatar
tbrehm committed
210
		global $app, $conf;
211

tbrehm's avatar
tbrehm committed
212
		$app->uses('system');
213

214
		$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".$data['old']['parent_domain_id']);
215

tbrehm's avatar
tbrehm committed
216 217 218 219
		if ($data['old']['chroot'] == "jailkit")
		{
			$app->uses("getconf");
			$this->jailkit_config = $app->getconf->get_server_config($conf["server_id"], 'jailkit');
220

tbrehm's avatar
tbrehm committed
221
			$jailkit_chroot_userhome = $this->_get_home_dir($data['old']['username']);
222

tbrehm's avatar
tbrehm committed
223 224
			//commented out proved to be dangerous on config errors
			//exec('rm -rf '.$data['old']['dir'].$jailkit_chroot_userhome);
225 226 227

			$app->system->web_folder_protection($web['document_root'], false);

tbrehm's avatar
tbrehm committed
228
			if(@is_dir($data['old']['dir'].$jailkit_chroot_userhome)) {
229
				$command = 'killall -u '.escapeshellcmd($data['old']['username']).' ; userdel -f';
230
				$command .= ' '.escapeshellcmd($data['old']['username']).' &> /dev/null';
tbrehm's avatar
tbrehm committed
231
				exec($command);
232
				$app->log("Jailkit Plugin -> delete chroot home:".$data['old']['dir'].$jailkit_chroot_userhome, LOGLEVEL_DEBUG);
tbrehm's avatar
tbrehm committed
233
			}
234 235 236

			$app->system->web_folder_protection($web['document_root'], true);

tbrehm's avatar
tbrehm committed
237
		}
238 239 240 241

		$app->log("Jailkit Plugin -> delete username:".$data['old']['username'], LOGLEVEL_DEBUG);


tbrehm's avatar
tbrehm committed
242
	}
243

tbrehm's avatar
tbrehm committed
244 245
	function _setup_jailkit_chroot()
	{
246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291
		global $app;

		//check if the chroot environment is created yet if not create it with a list of program sections from the config
		if (!is_dir($this->data['new']['dir'].'/etc/jailkit'))
		{
			$command = '/usr/local/ispconfig/server/scripts/create_jailkit_chroot.sh';
			$command .= ' '.escapeshellcmd($this->data['new']['dir']);
			$command .= ' \''.$this->jailkit_config['jailkit_chroot_app_sections'].'\'';
			exec($command.' 2>/dev/null');

			$this->app->log("Added jailkit chroot with command: ".$command, LOGLEVEL_DEBUG);

			$this->_add_jailkit_programs();

			//add bash.bashrc script
			//we need to collect the domain name to be used as the HOSTNAME in the bashrc script
			$web = $this->app->db->queryOneRecord("SELECT domain FROM web_domain WHERE domain_id = ".intval($this->data['new']["parent_domain_id"]));

			$this->app->load('tpl');

			$tpl = new tpl();
			$tpl->newTemplate("bash.bashrc.master");

			$tpl->setVar('jailkit_chroot', true);
			$tpl->setVar('domain', $web['domain']);
			$tpl->setVar('home_dir', $this->_get_home_dir(""));

			$bashrc = escapeshellcmd($this->data['new']['dir']).'/etc/bash.bashrc';
			if(@is_file($bashrc) || @is_link($bashrc)) unlink($bashrc);

			file_put_contents($bashrc, $tpl->grab());
			unset($tpl);

			$this->app->log("Added bashrc script : ".$bashrc, LOGLEVEL_DEBUG);

			$tpl = new tpl();
			$tpl->newTemplate("motd.master");

			$tpl->setVar('domain', $web['domain']);

			$motd = escapeshellcmd($this->data['new']['dir']).'/var/run/motd';
			if(@is_file($motd) || @is_link($motd)) unlink($motd);

			$app->system->file_put_contents($motd, $tpl->grab());

		}
tbrehm's avatar
tbrehm committed
292
	}
293

tbrehm's avatar
tbrehm committed
294 295 296 297 298 299
	function _add_jailkit_programs()
	{
		//copy over further programs and its libraries
		$command = '/usr/local/ispconfig/server/scripts/create_jailkit_programs.sh';
		$command .= ' '.escapeshellcmd($this->data['new']['dir']);
		$command .= ' \''.$this->jailkit_config['jailkit_chroot_app_programs'].'\'';
300
		exec($command.' 2>/dev/null');
301 302

		$this->app->log("Added programs to jailkit chroot with command: ".$command, LOGLEVEL_DEBUG);
tbrehm's avatar
tbrehm committed
303
	}
304

tbrehm's avatar
tbrehm committed
305 306
	function _get_home_dir($username)
	{
307
		return str_replace("[username]", escapeshellcmd($username), $this->jailkit_config['jailkit_chroot_home']);
tbrehm's avatar
tbrehm committed
308
	}
309

tbrehm's avatar
tbrehm committed
310 311
	function _add_jailkit_user()
	{
312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337
		global $app;

		//add the user to the chroot
		$jailkit_chroot_userhome = $this->_get_home_dir($this->data['new']['username']);
		$jailkit_chroot_puserhome = $this->_get_home_dir($this->data['new']['puser']);

		if(!is_dir($this->data['new']['dir'].'/etc')) mkdir($this->data['new']['dir'].'/etc', 0755);
		if(!is_file($this->data['new']['dir'].'/etc/passwd')) touch($this->data['new']['dir'].'/etc/passwd', 0755);

		// IMPORTANT!
		// ALWAYS create the user. Even if the user was created before
		// if we check if the user exists, then a update (no shell -> jailkit) will not work
		// and the user has FULL ACCESS to the root of the server!
		$command = '/usr/local/ispconfig/server/scripts/create_jailkit_user.sh';
		$command .= ' '.escapeshellcmd($this->data['new']['username']);
		$command .= ' '.escapeshellcmd($this->data['new']['dir']);
		$command .= ' '.$jailkit_chroot_userhome;
		$command .= ' '.escapeshellcmd($this->data['new']['shell']);
		$command .= ' '.$this->data['new']['puser'];
		$command .= ' '.$jailkit_chroot_puserhome;
		exec($command.' 2>/dev/null');

		//* Change the homedir of the shell user and parent user
		//* We have to do this manually as the usermod command fails
		//* when the user is logged in or a command is running under that user
		/*
338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353
			$passwd_file_array = file('/etc/passwd');
			$passwd_out = '';
			if(is_array($passwd_file_array)) {
				foreach($passwd_file_array as $line) {
					$line = trim($line);
					$parts = explode(':',$line);
					if($parts[0] == $this->data['new']['username']) {
						$parts[5] = escapeshellcmd($this->data['new']['dir'].'/.'.$jailkit_chroot_userhome);
						$parts[6] = escapeshellcmd('/usr/sbin/jk_chrootsh');
						$new_line = implode(':',$parts);
						copy('/etc/passwd','/etc/passwd~');
						chmod('/etc/passwd~',0600);
						$app->uses('system');
						$app->system->replaceLine('/etc/passwd',$line,$new_line,1,0);
					}
				}
354
			}*/
355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372

		$app->system->usermod($this->data['new']['username'], 0, 0, $this->data['new']['dir'].'/.'.$jailkit_chroot_userhome, '/usr/sbin/jk_chrootsh');
		$app->system->usermod($this->data['new']['puser'], 0, 0, $this->data['new']['dir'].'/.'.$jailkit_chroot_userhome, '/usr/sbin/jk_chrootsh');

		$this->app->log("Added jailkit user to chroot with command: ".$command, LOGLEVEL_DEBUG);

		if(!is_dir($this->data['new']['dir'].$jailkit_chroot_userhome)) mkdir(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_userhome), 0755, true);
		$app->system->chown(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_userhome), $this->data['new']['username']);
		$app->system->chgrp(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_userhome), $this->data['new']['pgroup']);

		$this->app->log("Added created jailkit user home in : ".$this->data['new']['dir'].$jailkit_chroot_userhome, LOGLEVEL_DEBUG);

		if(!is_dir($this->data['new']['dir'].$jailkit_chroot_puserhome)) mkdir(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), 0755, true);
		$app->system->chown(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), $this->data['new']['puser']);
		$app->system->chgrp(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), $this->data['new']['pgroup']);

		$this->app->log("Added jailkit parent user home in : ".$this->data['new']['dir'].$jailkit_chroot_puserhome, LOGLEVEL_DEBUG);

373

tbrehm's avatar
tbrehm committed
374
	}
375

376 377
	//* Update the website root directory permissions depending on the security level
	function _update_website_security_level() {
378 379
		global $app, $conf;

380 381 382
		// load the server configuration options
		$app->uses("getconf");
		$web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
383

384 385
		// Get the parent website of this shell user
		$web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".$this->data['new']['parent_domain_id']);
386

387
		//* If the security level is set to high
388
		if($web_config['security_level'] == 20 && is_array($web)) {
389 390 391 392 393
			$app->system->web_folder_protection($web["document_root"], false);
			$app->system->chmod($web["document_root"], 0755);
			$app->system->chown($web["document_root"], 'root');
			$app->system->chgrp($web["document_root"], 'root');
			$app->system->web_folder_protection($web["document_root"], true);
394
		}
395

396
	}
397

tbrehm's avatar
tbrehm committed
398 399 400
	//* Wrapper for exec function for easier debugging
	private function _exec($command) {
		global $app;
401
		$app->log('exec: '.$command, LOGLEVEL_DEBUG);
tbrehm's avatar
tbrehm committed
402 403
		exec($command);
	}
tbrehm's avatar
tbrehm committed
404

405
	private function _setup_ssh_rsa() {
406
		global $app;
407
		$this->app->log("ssh-rsa setup shelluser_jailkit", LOGLEVEL_DEBUG);
408
		// Get the client ID, username, and the key
409 410
		$domain_data = $this->app->db->queryOneRecord('SELECT sys_groupid FROM web_domain WHERE web_domain.domain_id = '.intval($this->data['new']['parent_domain_id']));
		$sys_group_data = $this->app->db->queryOneRecord('SELECT * FROM sys_group WHERE sys_group.groupid = '.intval($domain_data['sys_groupid']));
411 412
		$id = intval($sys_group_data['client_id']);
		$username= $sys_group_data['name'];
413
		$client_data = $this->app->db->queryOneRecord('SELECT * FROM client WHERE client.client_id = '.$id);
414 415 416
		$userkey = $client_data['ssh_rsa'];
		unset($domain_data);
		unset($client_data);
417

418
		// ssh-rsa authentication variables
419
		$sshrsa = $this->data['new']['ssh_rsa'];
420
		$usrdir = escapeshellcmd($this->data['new']['dir']).'/'.$this->_get_home_dir($this->data['new']['username']);
421 422
		$sshdir = $usrdir.'/.ssh';
		$sshkeys= $usrdir.'/.ssh/authorized_keys';
423

424 425
		$app->uses('file');
		$sshrsa = $app->file->unix_nl($sshrsa);
426 427
		$sshrsa = $app->file->remove_blank_lines($sshrsa, 0);

428
		// If this user has no key yet, generate a pair
429
		if ($userkey == '' && $id > 0){
430 431
			//Generate ssh-rsa-keys
			exec('ssh-keygen -t rsa -C '.$username.'-rsa-key-'.time().' -f /tmp/id_rsa -N ""');
432

433
			// use the public key that has been generated
434
			$userkey = $app->system->file_get_contents('/tmp/id_rsa.pub');
435

436
			// save keypair in client table
437
			$this->app->db->query("UPDATE client SET created_at = ".time().", id_rsa = '".$app->db->quote($app->system->file_get_contents('/tmp/id_rsa'))."', ssh_rsa = '".$app->db->quote($userkey)."' WHERE client_id = ".$id);
438

439 440
			$app->system->unlink('/tmp/id_rsa');
			$app->system->unlink('/tmp/id_rsa.pub');
441
			$this->app->log("ssh-rsa keypair generated for ".$username, LOGLEVEL_DEBUG);
442
		};
443

444
		if (!file_exists($sshkeys)){
445
			// add root's key
446
			$app->file->mkdirs($sshdir, '0755');
447
			if(is_file('/root/.ssh/authorized_keys')) $app->system->file_put_contents($sshkeys, $app->system->file_get_contents('/root/.ssh/authorized_keys'));
448

449
			// Remove duplicate keys
450
			$existing_keys = @file($sshkeys);
451
			$new_keys = explode("\n", $userkey);
452
			$final_keys_arr = @array_merge($existing_keys, $new_keys);
453 454 455 456 457 458 459
			$new_final_keys_arr = array();
			if(is_array($final_keys_arr) && !empty($final_keys_arr)){
				foreach($final_keys_arr as $key => $val){
					$new_final_keys_arr[$key] = trim($val);
				}
			}
			$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
460

461
			// add the user's key
462 463
			file_put_contents($sshkeys, $final_keys);
			$app->file->remove_blank_lines($sshkeys);
464
			$this->app->log("ssh-rsa authorisation keyfile created in ".$sshkeys, LOGLEVEL_DEBUG);
465
		}
466 467 468
		//* Get the keys
		$existing_keys = file($sshkeys);
		$new_keys = explode("\n", $sshrsa);
469 470
		$old_keys = explode("\n", $this->data['old']['ssh_rsa']);

471 472 473
		//* Remove all old keys
		if(is_array($old_keys)) {
			foreach($old_keys as $key => $val) {
474
				$k = array_search(trim($val), $existing_keys);
475
				unset($existing_keys[$k]);
476
			}
477
		}
478

479 480 481 482 483
		//* merge the remaining keys and the ones fom the ispconfig database.
		if(is_array($new_keys)) {
			$final_keys_arr = array_merge($existing_keys, $new_keys);
		} else {
			$final_keys_arr = $existing_keys;
484
		}
485

486 487 488 489 490 491 492
		$new_final_keys_arr = array();
		if(is_array($final_keys_arr) && !empty($final_keys_arr)){
			foreach($final_keys_arr as $key => $val){
				$new_final_keys_arr[$key] = trim($val);
			}
		}
		$final_keys = implode("\n", array_flip(array_flip($new_final_keys_arr)));
493 494

		// add the custom key
495
		$app->system->file_put_contents($sshkeys, $final_keys);
496
		$app->file->remove_blank_lines($sshkeys);
497 498
		$this->app->log("ssh-rsa key updated in ".$sshkeys, LOGLEVEL_DEBUG);

499
		// set proper file permissions
500 501
		exec("chown -R ".escapeshellcmd($this->data['new']['puser']).":".escapeshellcmd($this->data['new']['pgroup'])." ".$sshdir);
		exec("chmod 700 ".$sshdir);
502
		exec("chmod 600 '$sshkeys'");
503

504
	}
505

tbrehm's avatar
tbrehm committed
506 507
} // end class

508
?>