From 7972151d0448b99e0ba28c819a698757c27c1d55 Mon Sep 17 00:00:00 2001
From: Marius Cramer <m.cramer@pixcept.de>
Date: Thu, 23 Oct 2014 13:13:09 -0400
Subject: [PATCH] Merge branch 'stable-3.0.5'
---
server/plugins-available/shelluser_base_plugin.inc.php | 97 +++++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 86 insertions(+), 11 deletions(-)
diff --git a/server/plugins-available/shelluser_base_plugin.inc.php b/server/plugins-available/shelluser_base_plugin.inc.php
index 0ceced9..e19796c 100755
--- a/server/plugins-available/shelluser_base_plugin.inc.php
+++ b/server/plugins-available/shelluser_base_plugin.inc.php
@@ -58,19 +58,25 @@
/*
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');
+
+ $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 = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['new']['parent_domain_id']));
@@ -82,15 +88,27 @@
$app->log('Directory of the shell user is not valid.',LOGLEVEL_WARN);
return false;
}
+
+ if(!$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)) {
+ $app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
+ return false;
+ }
if($app->system->is_user($data['new']['puser'])) {
-
- //* Remove webfolder protection
- $app->system->web_folder_protection($web['document_root'], false);
// 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);
+
+ if(!is_dir($data['new']['dir'])){
+ $app->file->mkdirs(escapeshellcmd($data['new']['dir']), '0700');
+ $app->system->chown(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['username']));
+ $app->system->chgrp(escapeshellcmd($data['new']['dir']),escapeshellcmd($data['new']['pgroup']));
+ }
$command = 'useradd';
$command .= ' -d '.escapeshellcmd($data['new']['dir']);
$command .= ' -g '.escapeshellcmd($data['new']['pgroup']);
@@ -125,7 +143,6 @@
//* 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);
}
@@ -137,7 +154,13 @@
function update($event_name, $data) {
global $app, $conf;
- $app->uses('system');
+ $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 = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['new']['parent_domain_id']));
@@ -151,6 +174,13 @@
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)) {
+ $app->log('Shell user must not be root or in group root.',LOGLEVEL_WARN);
+ return false;
+ }
+
if($app->system->is_user($data['new']['puser'])) {
// Get the UID of the parent user
$uid = intval($app->system->getuid($data['new']['puser']));
@@ -209,15 +239,60 @@
function delete($event_name, $data) {
global $app, $conf;
- $app->uses('system');
+ $app->uses('system,getconf');
+
+ $security_config = $app->getconf->get_security_config('permissions');
+ if($security_config['allow_shell_user'] != 'yes') {
+ $app->log('Shell user plugin disabled by security settings.',LOGLEVEL_WARN);
+ return false;
+ }
if($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) {
+ // check if we have to delete the dir
+ $check = $app->db->queryOneRecord('SELECT shell_user_id FROM `shell_user` WHERE `dir` = \'' . $app->db->quote($data['old']['dir']) . '\'');
+ if(!$check && is_dir($data['old']['dir'])) {
+
+ $web = $app->db->queryOneRecord("SELECT * FROM web_domain WHERE domain_id = ".intval($data['old']['parent_domain_id']));
+
+ $app->system->web_folder_protection($web['document_root'], false);
+
+ // delete dir
+ $homedir = $data['old']['dir'];
+ if(substr($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") {
- $command = 'userdel -f';
+ $command = 'killall -u '.escapeshellcmd($data['old']['username']).' ; userdel -f';
$command .= ' '.escapeshellcmd($data['old']['username']).' &> /dev/null';
exec($command);
$app->log("Deleted shelluser: ".$data['old']['username'], LOGLEVEL_DEBUG);
--
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