From e1ceb050e19c7574bca146a8da7047ee4ff456b5 Mon Sep 17 00:00:00 2001
From: Marius Burkard <m.burkard@pixcept.de>
Date: Sun, 10 Jul 2016 05:02:35 -0400
Subject: [PATCH] Merge branch 'stable-3.1'
---
server/plugins-available/shelluser_base_plugin.inc.php | 702 ++++++++++++++++++++++++++++++++++++++++++++--------------
1 files changed, 531 insertions(+), 171 deletions(-)
diff --git a/server/plugins-available/shelluser_base_plugin.inc.php b/server/plugins-available/shelluser_base_plugin.inc.php
index 25b3f0a..71275d2 100755
--- a/server/plugins-available/shelluser_base_plugin.inc.php
+++ b/server/plugins-available/shelluser_base_plugin.inc.php
@@ -1,171 +1,531 @@
-<?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_base_plugin {
-
- var $plugin_name = 'shelluser_base_plugin';
- var $class_name = 'shelluser_base_plugin';
- var $min_uid = 499;
-
- //* This function is called during ispconfig installation to determine
- // if a symlink shall be created for this plugin.
- function onInstall() {
- global $conf;
-
- if($conf['services']['web'] == true) {
- return true;
- } else {
- return false;
- }
-
- }
-
-
- /*
- This function is called when the plugin is loaded
- */
-
- function onLoad() {
- global $app;
-
- /*
- Register for the events
- */
-
- $app->plugins->registerEvent('shell_user_insert',$this->plugin_name,'insert');
- $app->plugins->registerEvent('shell_user_update',$this->plugin_name,'update');
- $app->plugins->registerEvent('shell_user_delete',$this->plugin_name,'delete');
-
-
- }
-
-
- function insert($event_name,$data) {
- global $app, $conf;
-
- $app->uses('system');
-
- if($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) {
- $command = 'useradd';
- $command .= ' --home '.escapeshellcmd($data['new']['dir']);
- $command .= ' --gid '.escapeshellcmd($data['new']['pgroup']);
- $command .= ' --non-unique ';
- $command .= ' --password '.escapeshellcmd($data['new']['password']);
- $command .= ' --shell '.escapeshellcmd($data['new']['shell']);
- $command .= ' --uid '.escapeshellcmd($uid);
- $command .= ' '.escapeshellcmd($data['new']['username']);
-
- exec($command);
- $app->log("Added shelluser: ".$data['new']['username'],LOGLEVEL_DEBUG);
-
- //* Disable shell user temporarily if we use jailkit
- if($data['new']['chroot'] == 'jailkit') {
- $command = 'usermod -L '.escapeshellcmd($data['new']['username']);
- exec($command);
- $app->log("Disabling shelluser temporarily: ".$command,LOGLEVEL_DEBUG);
- }
-
- } else {
- $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
- }
- } else {
- $app->log("Skippung insert of user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.",LOGLEVEL_WARN);
- }
- }
-
- function update($event_name,$data) {
- global $app, $conf;
-
- $app->uses('system');
-
- if($app->system->is_user($data['new']['puser'])) {
- // Get the UID of the parent user
- $uid = intval($app->system->getuid($data['new']['puser']));
- if($uid > $this->min_uid) {
- // Check if the user that we want to update exists, if not, we insert it
- if($app->system->is_user($data['old']['username'])) {
- $command = 'usermod';
- $command .= ' --home '.escapeshellcmd($data['new']['dir']);
- $command .= ' --gid '.escapeshellcmd($data['new']['pgroup']);
- // $command .= ' --non-unique ';
- $command .= ' --password '.escapeshellcmd($data['new']['password']);
- if($data['new']['chroot'] != 'jailkit') $command .= ' --shell '.escapeshellcmd($data['new']['shell']);
- // $command .= ' --uid '.escapeshellcmd($uid);
- $command .= ' --login '.escapeshellcmd($data['new']['username']);
- $command .= ' '.escapeshellcmd($data['old']['username']);
-
- exec($command);
- // $app->log("Updated shelluser: $command ",LOGLEVEL_DEBUG);
- $app->log("Updated shelluser: ".$data['old']['username'],LOGLEVEL_DEBUG);
- } else {
- // The user does not exist, so we insert it now
- $this->insert($event_name,$data);
- }
- } else {
- $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
- }
- } else {
- $app->log("Skippung update for user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.",LOGLEVEL_WARN);
- }
- }
-
- function delete($event_name,$data) {
- global $app, $conf;
-
- $app->uses('system');
-
- if($app->system->is_user($data['old']['username'])) {
- // Get the UID of the user
- $userid = intval($app->system->getuid($data['old']['username']));
- if($userid > $this->min_uid) {
- $command = 'userdel -f';
- $command .= ' '.escapeshellcmd($data['old']['username']);
-
- exec($command);
- $app->log("Deleted shelluser: ".$data['old']['username'],LOGLEVEL_DEBUG);
-
- } else {
- $app->log("UID = $userid for shelluser:".$data['old']['username']." not allowed.",LOGLEVEL_ERROR);
- }
- } else {
- $app->log("User:".$data['new']['username']." does not exist in in /etc/passwd, skipping delete.",LOGLEVEL_WARN);
- }
-
- }
-
-
-
-
-} // end class
-
-?>
\ No newline at end of file
+<?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_base_plugin {
+
+ var $plugin_name = 'shelluser_base_plugin';
+ var $class_name = 'shelluser_base_plugin';
+ var $min_uid = 499;
+
+ //* This function is called during ispconfig installation to determine
+ // if a symlink shall be created for this plugin.
+ function onInstall() {
+ global $conf;
+
+ if($conf['services']['web'] == true) {
+ return true;
+ } else {
+ return false;
+ }
+
+ }
+
+
+ /*
+ This function is called when the plugin is loaded
+ */
+
+ function onLoad() {
+ global $app;
+
+ /*
+ Register for the events
+ */
+
+ $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', $this->plugin_name, 'delete');
+
+
+ }
+
+
+ function insert($event_name, $data) {
+ global $app, $conf;
+
+ $app->uses('system,getconf');
+
+ $security_config = $app->getconf->get_security_config('permissions');
+ if($security_config['allow_shell_user'] != 'yes') {
+ $app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ //* Check if the resulting path is inside the docroot
+ $web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['new']['parent_domain_id']);
+ if(substr($data['new']['dir'],0,strlen($web['document_root'])) != $web['document_root']) {
+ $app->log('Directory of the shell user is outside of website docroot.',LOGLEVEL_WARN);
+ return false;
+ }
+ if(strpos($data['new']['dir'], '/../') !== false || substr($data['new']['dir'],-3) == '/..') {
+ $app->log('Directory of the shell user is not valid.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if(!$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)) {
+ $app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if($data['new']['active'] != 'y') $data['new']['shell'] = '/bin/false';
+
+ if($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) {
+ //* Remove webfolder protection
+ $app->system->web_folder_protection($web['document_root'], false);
+
+ //* Home directory of the new shell user
+ if($data['new']['chroot'] == 'jailkit') {
+ $homedir = $data['new']['dir'];
+ } else {
+ $homedir = $data['new']['dir'].'/home/'.$data['new']['username'];
+ }
+
+ // Create home base directory if it does not exist
+ if(!is_dir($data['new']['dir'].'/home')){
+ $app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0755');
+ }
+
+ // Change ownership of home base dir to root user
+ $app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),'root');
+ $app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),'root');
+ $app->system->chmod(escapeshellcmd($data['new']['dir'].'/home'),0755);
+
+ if(!is_dir($homedir)){
+ $app->file->mkdirs(escapeshellcmd($homedir), '0750');
+ $app->system->chown(escapeshellcmd($homedir),escapeshellcmd($data['new']['puser']),false);
+ $app->system->chgrp(escapeshellcmd($homedir),escapeshellcmd($data['new']['pgroup']),false);
+ }
+ $command = 'useradd';
+ $command .= ' -d '.escapeshellcmd($homedir);
+ $command .= ' -g '.escapeshellcmd($data['new']['pgroup']);
+ $command .= ' -o '; // non unique
+ if($data['new']['password'] != '') $command .= ' -p '.escapeshellcmd($data['new']['password']);
+ $command .= ' -s '.escapeshellcmd($data['new']['shell']);
+ $command .= ' -u '.escapeshellcmd($uid);
+ $command .= ' '.escapeshellcmd($data['new']['username']);
+
+ exec($command);
+ $app->log("Executed command: ".$command, LOGLEVEL_DEBUG);
+ $app->log("Added shelluser: ".$data['new']['username'], LOGLEVEL_DEBUG);
+
+ $app->system->chown(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['username']),false);
+ $app->system->chgrp(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['pgroup']),false);
+
+
+ // call the ssh-rsa update function
+ $app->uses("getconf");
+ $this->data = $data;
+ $this->app = $app;
+ $this->_setup_ssh_rsa();
+
+ //* Create .bash_history file
+ $app->system->touch(escapeshellcmd($homedir).'/.bash_history');
+ $app->system->chmod(escapeshellcmd($homedir).'/.bash_history', 0750);
+ $app->system->chown(escapeshellcmd($homedir).'/.bash_history', $data['new']['username']);
+ $app->system->chgrp(escapeshellcmd($homedir).'/.bash_history', $data['new']['pgroup']);
+
+ //* Create .profile file
+ $app->system->touch(escapeshellcmd($homedir).'/.profile');
+ $app->system->chmod(escapeshellcmd($homedir).'/.profile', 0644);
+ $app->system->chown(escapeshellcmd($homedir).'/.profile', $data['new']['username']);
+ $app->system->chgrp(escapeshellcmd($homedir).'/.profile', $data['new']['pgroup']);
+
+ //* Disable shell user temporarily if we use jailkit
+ if($data['new']['chroot'] == 'jailkit') {
+ $command = 'usermod -s /bin/false -L '.escapeshellcmd($data['new']['username']).' 2>/dev/null';
+ exec($command);
+ $app->log("Disabling shelluser temporarily: ".$command, LOGLEVEL_DEBUG);
+ }
+
+ //* Add webfolder protection again
+ $app->system->web_folder_protection($web['document_root'], true);
+ } else {
+ $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
+ }
+ } else {
+ $app->log("Skipping insertion of user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
+ }
+ }
+
+ function update($event_name, $data) {
+ global $app, $conf;
+
+ $app->uses('system,getconf');
+
+ $security_config = $app->getconf->get_security_config('permissions');
+ if($security_config['allow_shell_user'] != 'yes') {
+ $app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ //* Check if the resulting path is inside the docroot
+ $web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['new']['parent_domain_id']);
+ if(substr($data['new']['dir'],0,strlen($web['document_root'])) != $web['document_root']) {
+ $app->log('Directory of the shell user is outside of website docroot.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if(strpos($data['new']['dir'], '/../') !== false || substr($data['new']['dir'],-3) == '/..') {
+ $app->log('Directory of the shell user is not valid.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if(!$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)) {
+ $app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if($data['new']['active'] != 'y') $data['new']['shell'] = '/bin/false';
+
+ if($app->system->is_user($data['new']['puser'])) {
+ // Get the UID of the parent user
+ $uid = intval($app->system->getuid($data['new']['puser']));
+ if($uid > $this->min_uid) {
+
+ //* Home directory of the shell user
+ if($data['new']['chroot'] == 'jailkit') {
+ $homedir = $data['new']['dir'];
+ $homedir_old = $data['old']['dir'];
+ } else {
+ $homedir = $data['new']['dir'].'/home/'.$data['new']['username'];
+ $homedir_old = $data['old']['dir'].'/home/'.$data['old']['username'];
+ }
+
+ // Check if the user that we want to update exists, if not, we insert it
+ if($app->system->is_user($data['old']['username'])) {
+ //* Remove webfolder protection
+ $app->system->web_folder_protection($web['document_root'], false);
+
+ /*
+ $command = 'usermod';
+ $command .= ' --home '.escapeshellcmd($data['new']['dir']);
+ $command .= ' --gid '.escapeshellcmd($data['new']['pgroup']);
+ // $command .= ' --non-unique ';
+ $command .= ' --password '.escapeshellcmd($data['new']['password']);
+ if($data['new']['chroot'] != 'jailkit') $command .= ' --shell '.escapeshellcmd($data['new']['shell']);
+ // $command .= ' --uid '.escapeshellcmd($uid);
+ $command .= ' --login '.escapeshellcmd($data['new']['username']);
+ $command .= ' '.escapeshellcmd($data['old']['username']);
+
+ exec($command);
+ $app->log("Executed command: $command ",LOGLEVEL_DEBUG);
+ */
+ //$groupinfo = $app->system->posix_getgrnam($data['new']['pgroup']);
+ if($homedir != $homedir_old && !is_dir($homedir)){
+ $app->system->web_folder_protection($web['document_root'], false);
+ if(!is_dir($data['new']['dir'].'/home')){
+ $app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0750');
+ $app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),escapeshellcmd($data['new']['puser']));
+ $app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),escapeshellcmd($data['new']['pgroup']));
+ }
+ $app->file->mkdirs(escapeshellcmd($homedir), '0755');
+ $app->system->chown(escapeshellcmd($homedir),'root');
+ $app->system->chgrp(escapeshellcmd($homedir),'root');
+ $app->system->web_folder_protection($web['document_root'], true);
+ } else {
+ if(!is_dir($homedir)){
+ $app->system->web_folder_protection($web['document_root'], false);
+ if(!is_dir($data['new']['dir'].'/home')){
+ $app->file->mkdirs(escapeshellcmd($data['new']['dir'].'/home'), '0755');
+ $app->system->chown(escapeshellcmd($data['new']['dir'].'/home'),'root');
+ $app->system->chgrp(escapeshellcmd($data['new']['dir'].'/home'),'root');
+ }
+ $app->file->mkdirs(escapeshellcmd($homedir), '0750');
+ $app->system->chown(escapeshellcmd($homedir),escapeshellcmd($data['new']['puser']));
+ $app->system->chgrp(escapeshellcmd($homedir),escapeshellcmd($data['new']['pgroup']));
+ $app->system->web_folder_protection($web['document_root'], true);
+ }
+ }
+ $app->system->usermod($data['old']['username'], 0, $app->system->getgid($data['new']['pgroup']), $homedir, $data['new']['shell'], $data['new']['password'], $data['new']['username']);
+ $app->log("Updated shelluser: ".$data['old']['username'], LOGLEVEL_DEBUG);
+
+ // call the ssh-rsa update function
+ $app->uses("getconf");
+ $this->data = $data;
+ $this->app = $app;
+ $this->_setup_ssh_rsa();
+
+ //* Create .bash_history file
+ if(!is_file($data['new']['dir']).'/.bash_history') {
+ $app->system->touch(escapeshellcmd($homedir).'/.bash_history');
+ $app->system->chmod(escapeshellcmd($homedir).'/.bash_history', 0750);
+ $app->system->chown(escapeshellcmd($homedir).'/.bash_history', escapeshellcmd($data['new']['username']));
+ $app->system->chgrp(escapeshellcmd($homedir).'/.bash_history', escapeshellcmd($data['new']['pgroup']));
+ }
+
+ //* Create .profile file
+ if(!is_file($data['new']['dir']).'/.profile') {
+ $app->system->touch(escapeshellcmd($homedir).'/.profile');
+ $app->system->chmod(escapeshellcmd($homedir).'/.profile', 0644);
+ $app->system->chown(escapeshellcmd($homedir).'/.profile', escapeshellcmd($data['new']['username']));
+ $app->system->chgrp(escapeshellcmd($homedir).'/.profile', escapeshellcmd($data['new']['pgroup']));
+ }
+
+ //* Add webfolder protection again
+ $app->system->web_folder_protection($web['document_root'], true);
+ } else {
+ // The user does not exist, so we insert it now
+ $this->insert($event_name, $data);
+ }
+ } else {
+ $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.", LOGLEVEL_ERROR);
+ }
+ } else {
+ $app->log("Skipping update for user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.", LOGLEVEL_WARN);
+ }
+ }
+
+ function delete($event_name, $data) {
+ global $app, $conf;
+
+ $app->uses('system,getconf,services');
+
+ $security_config = $app->getconf->get_security_config('permissions');
+ if($security_config['allow_shell_user'] != 'yes') {
+ $app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
+ return false;
+ }
+
+ if($app->system->is_user($data['old']['username'])) {
+ // Get the UID of the user
+ $userid = intval($app->system->getuid($data['old']['username']));
+ if($userid > $this->min_uid) {
+ $web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['old']['parent_domain_id']));
+
+ // check if we have to delete the dir
+ $check = $app->db->queryOneRecord('SELECT shell_user_id FROM `shell_user` WHERE `dir` = ?', $data['old']['dir']);
+ if(!$check && is_dir($data['old']['dir'])) {
+
+ $web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ?", $data['old']['parent_domain_id']);
+ $app->system->web_folder_protection($web['document_root'], false);
+
+ // delete dir
+ if($data['new']['chroot'] == 'jailkit') {
+ $homedir = $data['old']['dir'];
+ } else {
+ $homedir = $data['old']['dir'].'/home/'.$data['old']['username'];
+ }
+
+ if(substr($homedir, -1) !== '/') $homedir .= '/';
+ $files = array('.bash_logout', '.bash_history', '.bashrc', '.profile');
+ $dirs = array('.ssh', '.cache');
+ foreach($files as $delfile) {
+ if(is_file($homedir . $delfile) && fileowner($homedir . $delfile) == $userid) unlink($homedir . $delfile);
+ }
+ foreach($dirs as $deldir) {
+ if(is_dir($homedir . $deldir) && fileowner($homedir . $deldir) == $userid) exec('rm -rf ' . escapeshellarg($homedir . $deldir));
+ }
+ $empty = true;
+ $dirres = opendir($homedir);
+ if($dirres) {
+ while(($entry = readdir($dirres)) !== false) {
+ if($entry != '.' && $entry != '..') {
+ $empty = false;
+ break;
+ }
+ }
+ closedir($dirres);
+ }
+ if($empty == true) {
+ rmdir($homedir);
+ }
+ unset($files);
+ unset($dirs);
+
+ $app->system->web_folder_protection($web['document_root'], true);
+ }
+
+ // We delete only non jailkit users, jailkit users will be deleted by the jailkit plugin.
+ if ($data['old']['chroot'] != "jailkit") {
+ // if this web uses PHP-FPM, that PPH-FPM service must be stopped before we can delete this user
+ if($web['php'] == 'php-fpm'){
+ if(trim($web['fastcgi_php_version']) != ''){
+ $default_php_fpm = false;
+ list($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']));
+ } else {
+ $default_php_fpm = true;
+ }
+ $web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
+ if(!$default_php_fpm){
+ $app->services->restartService('php-fpm', 'stop:'.$custom_php_fpm_init_script);
+ } else {
+ $app->services->restartService('php-fpm', 'stop:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
+ }
+ }
+ $command = 'killall -u '.escapeshellcmd($data['old']['username']).' ; userdel -f';
+ $command .= ' '.escapeshellcmd($data['old']['username']).' &> /dev/null';
+ exec($command);
+ $app->log("Deleted shelluser: ".$data['old']['username'], LOGLEVEL_DEBUG);
+ // start PHP-FPM again
+ if($web['php'] == 'php-fpm'){
+ if(!$default_php_fpm){
+ $app->services->restartService('php-fpm', 'start:'.$custom_php_fpm_init_script);
+ } else {
+ $app->services->restartService('php-fpm', 'start:'.$conf['init_scripts'].'/'.$web_config['php_fpm_init_script']);
+ }
+ }
+ }
+
+ } else {
+ $app->log("UID = $userid for shelluser:".$data['old']['username']." not allowed.", LOGLEVEL_ERROR);
+ }
+ } else {
+ $app->log("User:".$data['new']['username']." does not exist in in /etc/passwd, skipping delete.", LOGLEVEL_WARN);
+ }
+
+ }
+
+ private function _setup_ssh_rsa() {
+ global $app;
+ $this->app->log("ssh-rsa setup shelluser_base", LOGLEVEL_DEBUG);
+ // Get the client ID, username, and the key
+ $domain_data = $this->app->db->queryOneRecord('SELECT sys_groupid FROM web_domain WHERE web_domain.domain_id = ?', $this->data['new']['parent_domain_id']);
+ $sys_group_data = $this->app->db->queryOneRecord('SELECT * FROM sys_group WHERE sys_group.groupid = ?', $domain_data['sys_groupid']);
+ $id = intval($sys_group_data['client_id']);
+ $username= $sys_group_data['name'];
+ $client_data = $this->app->db->queryOneRecord('SELECT * FROM client WHERE client.client_id = ?', $id);
+ $userkey = $client_data['ssh_rsa'];
+ unset($domain_data);
+ unset($client_data);
+
+ // ssh-rsa authentication variables
+ //$sshrsa = $this->data['new']['ssh_rsa'];
+ $sshrsa = '';
+ $ssh_users = $app->db->queryAllRecords("SELECT ssh_rsa FROM shell_user WHERE parent_domain_id = ?", $this->data['new']['parent_domain_id']);
+ if(is_array($ssh_users)) {
+ foreach($ssh_users as $sshu) {
+ if($sshu['ssh_rsa'] != '') $sshrsa .= "\n".$sshu['ssh_rsa'];
+ }
+ }
+ $sshrsa = trim($sshrsa);
+ $usrdir = escapeshellcmd($this->data['new']['dir']);
+ //* Home directory of the new shell user
+ if($this->data['new']['chroot'] == 'jailkit') {
+ $usrdir = escapeshellcmd($this->data['new']['dir']);
+ } else {
+ $usrdir = escapeshellcmd($this->data['new']['dir'].'/home/'.$this->data['new']['username']);
+ }
+ $sshdir = $usrdir.'/.ssh';
+ $sshkeys= $usrdir.'/.ssh/authorized_keys';
+
+ $app->uses('file');
+ $sshrsa = $app->file->unix_nl($sshrsa);
+ $sshrsa = $app->file->remove_blank_lines($sshrsa, 0);
+
+ // If this user has no key yet, generate a pair
+ if ($userkey == '' && $id > 0){
+ //Generate ssh-rsa-keys
+ exec('ssh-keygen -t rsa -C '.$username.'-rsa-key-'.time().' -f /tmp/id_rsa -N ""');
+
+ // use the public key that has been generated
+ $userkey = $app->system->file_get_contents('/tmp/id_rsa.pub');
+
+ // save keypair in client table
+ $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);
+
+ $app->system->unlink('/tmp/id_rsa');
+ $app->system->unlink('/tmp/id_rsa.pub');
+ $this->app->log("ssh-rsa keypair generated for ".$username, LOGLEVEL_DEBUG);
+ };
+
+ if (!file_exists($sshkeys)){
+ // add root's key
+ $app->file->mkdirs($sshdir, '0700');
+ if(is_file('/root/.ssh/authorized_keys')) $app->system->file_put_contents($sshkeys, $app->system->file_get_contents('/root/.ssh/authorized_keys'));
+
+ // Remove duplicate keys
+ $existing_keys = @file($sshkeys);
+ $new_keys = explode("\n", $userkey);
+ $final_keys_arr = @array_merge($existing_keys, $new_keys);
+ $new_final_keys_arr = array();
+ if(is_array($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)));
+
+ // add the user's key
+ $app->system->file_put_contents($sshkeys, $final_keys);
+ $app->file->remove_blank_lines($sshkeys);
+ $this->app->log("ssh-rsa authorisation keyfile created in ".$sshkeys, LOGLEVEL_DEBUG);
+ }
+
+ //* Get the keys
+ $existing_keys = file($sshkeys);
+ $new_keys = explode("\n", $sshrsa);
+ $old_keys = explode("\n", $this->data['old']['ssh_rsa']);
+
+ //* Remove all old keys
+ if(is_array($old_keys)) {
+ foreach($old_keys as $key => $val) {
+ $k = array_search(trim($val), $existing_keys);
+ unset($existing_keys[$k]);
+ }
+ }
+
+ //* merge the remaining keys and the ones fom the ispconfig database.
+ if(is_array($new_keys)) {
+ $final_keys_arr = array_merge($existing_keys, $new_keys);
+ } else {
+ $final_keys_arr = $existing_keys;
+ }
+
+ $new_final_keys_arr = array();
+ if(is_array($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)));
+
+ // add the custom key
+ $app->system->file_put_contents($sshkeys, $final_keys);
+ $app->file->remove_blank_lines($sshkeys);
+ $this->app->log("ssh-rsa key updated in ".$sshkeys, LOGLEVEL_DEBUG);
+
+ // set proper file permissions
+ exec("chown -R ".escapeshellcmd($this->data['new']['puser']).":".escapeshellcmd($this->data['new']['pgroup'])." ".$sshdir);
+ exec("chmod 600 '$sshkeys'");
+
+ }
+
+
+} // end class
+
+?>
--
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