From 6fc833c05bb6994fe5400a3b6c7f12430a734fe1 Mon Sep 17 00:00:00 2001
From: tbrehm <t.brehm@ispconfig.org>
Date: Sat, 18 Sep 2010 15:19:37 -0400
Subject: [PATCH] Fixed syntax error in install/lib/installer_base.lib.php
---
server/plugins-available/shelluser_jailkit_plugin.inc.php | 222 +++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 167 insertions(+), 55 deletions(-)
diff --git a/server/plugins-available/shelluser_jailkit_plugin.inc.php b/server/plugins-available/shelluser_jailkit_plugin.inc.php
index a74f171..b1ee45e 100755
--- a/server/plugins-available/shelluser_jailkit_plugin.inc.php
+++ b/server/plugins-available/shelluser_jailkit_plugin.inc.php
@@ -1,7 +1,7 @@
<?php
/*
-Copyright (c) 2008, Till Brehm, projektfarm Gmbh
+Copyright (c) 2007, Till Brehm, projektfarm Gmbh
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
@@ -34,6 +34,19 @@
var $plugin_name = 'shelluser_jailkit_plugin';
var $class_name = 'shelluser_jailkit_plugin';
+ //* 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
@@ -57,22 +70,38 @@
function insert($event_name,$data) {
global $app, $conf;
- /**
- * Setup Jailkit Chroot System If Enabled
- */
- if ($data['new']['chroot'] == "jailkit")
- {
- // 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');
-
- $this->_setup_jailkit_chroot();
- $this->_add_jailkit_user();
- }
+ $app->uses('system');
- $app->log("Jalikit Plugin -> insert username:".$data['new']['username'],LOGLEVEL_DEBUG);
+ if($app->system->is_user($data['new']['username'])) {
+
+ /**
+ * Setup Jailkit Chroot System If Enabled
+ */
+ if ($data['new']['chroot'] == "jailkit")
+ {
+ // 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');
+
+ $this->_update_website_security_level();
+
+ $this->_setup_jailkit_chroot();
+
+ $this->_add_jailkit_user();
+
+ $command .= 'usermod -U '.escapeshellcmd($data['new']['username']);
+ exec($command);
+
+ $this->_update_website_security_level();
+ }
+
+ $app->log("Jailkit Plugin -> insert username:".$data['new']['username'],LOGLEVEL_DEBUG);
+
+ } else {
+ $app->log("Jailkit Plugin -> insert username:".$data['new']['username']." skipped, the user does not exist.",LOGLEVEL_WARN);
+ }
}
@@ -80,28 +109,45 @@
function update($event_name,$data) {
global $app, $conf;
- /**
- * Setup Jailkit Chroot System If Enabled
- */
- if ($data['new']['chroot'] == "jailkit")
- {
- // 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');
-
- $this->_setup_jailkit_chroot();
- $this->_add_jailkit_user();
- }
+ $app->uses('system');
- $app->log("Jalikit Plugin -> update username:".$data['new']['username'],LOGLEVEL_DEBUG);
+ if($app->system->is_user($data['new']['username'])) {
+
+ /**
+ * Setup Jailkit Chroot System If Enabled
+ */
+ if ($data['new']['chroot'] == "jailkit")
+ {
+ // 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');
+
+ $this->_update_website_security_level();
+
+ $this->_setup_jailkit_chroot();
+ $this->_add_jailkit_user();
+
+ $this->_update_website_security_level();
+ }
+
+ $app->log("Jailkit Plugin -> update username:".$data['new']['username'],LOGLEVEL_DEBUG);
+
+ } else {
+ $app->log("Jailkit Plugin -> update username:".$data['new']['username']." skipped, the user does not exist.",LOGLEVEL_WARN);
+ }
}
//* This function is called, when a shell user is deleted in the database
+ /**
+ * TODO: Remove chroot user home and from the chroot passwd file
+ */
function delete($event_name,$data) {
global $app, $conf;
+
+ $app->uses('system');
if ($data['old']['chroot'] == "jailkit")
{
@@ -110,13 +156,19 @@
$jailkit_chroot_userhome = $this->_get_home_dir($data['old']['username']);
- exec('rm -rf '.$data['old']['dir'].$jailkit_chroot_userhome);
+ //commented out proved to be dangerous on config errors
+ //exec('rm -rf '.$data['old']['dir'].$jailkit_chroot_userhome);
+ if(@is_dir($data['old']['dir'].$jailkit_chroot_userhome)) {
+ $command = 'userdel';
+ $command .= ' '.escapeshellcmd($data['old']['username']);
+ exec($command);
+ $app->log("Jailkit Plugin -> delete chroot home:".$data['old']['dir'].$jailkit_chroot_userhome,LOGLEVEL_DEBUG);
+ }
- $app->log("Jalikit Plugin -> delete chroot home:".$data['old']['dir'].$jailkit_chroot_userhome,LOGLEVEL_DEBUG);
}
- $app->log("Jalikit Plugin -> delete username:".$data['old']['username'],LOGLEVEL_DEBUG);
+ $app->log("Jailkit Plugin -> delete username:".$data['old']['username'],LOGLEVEL_DEBUG);
}
@@ -135,6 +187,36 @@
$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($bashrc)) unlink($bashrc);
+
+ file_put_contents($bashrc,$tpl->grab());
+ unset($tpl);
+
+ $this->app->log("Added bashrc scrpt : ".$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($motd)) unlink($motd);
+
+ file_put_contents($motd,$tpl->grab());
}
}
@@ -152,7 +234,7 @@
function _get_home_dir($username)
{
- return str_replace("[username]",escapeshellcmd($username),$this->jailkit_config["jailkit_chroot_home"]);
+ return str_replace("[username]",escapeshellcmd($username),$this->jailkit_config['jailkit_chroot_home']);
}
function _add_jailkit_user()
@@ -161,33 +243,63 @@
$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($this->data['new']['dir'].$jailkit_chroot_userhome))
- {
- $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($command);
+ if(!is_dir($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);
- $this->app->log("Added jailkit user to chroot with command: ".$command,LOGLEVEL_DEBUG);
+ $this->app->log("Added jailkit user to chroot with command: ".$command,LOGLEVEL_DEBUG);
- exec("mkdir -p ".$this->data['new']['dir'].$jailkit_chroot_userhome);
- exec("chown ".$this->data['new']['username'].":".$this->data['new']['pgroup']." ".$this->data['new']['dir'].$jailkit_chroot_userhome);
+ mkdir(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_userhome), 0755, true);
+ chown(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_userhome), $this->data['new']['username']);
+ chgrp(escapeshellcmd($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);
+ $this->app->log("Added created jailkit user home in : ".$this->data['new']['dir'].$jailkit_chroot_userhome,LOGLEVEL_DEBUG);
+
+ mkdir(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), 0755, true);
+ chown(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), $this->data['new']['puser']);
+ chgrp(escapeshellcmd($this->data['new']['dir'].$jailkit_chroot_puserhome), $this->data['new']['pgroup']);
- exec("mkdir -p ".$this->data['new']['dir'].$jailkit_chroot_puserhome);
- exec("chown ".$this->data['new']['puser'].":".$this->data['new']['pgroup']." ".$this->data['new']['dir'].$jailkit_chroot_puserhome);
-
- $this->app->log("Added created jailkit parent user home in : ".$this->data['new']['dir'].$jailkit_chroot_puserhome,LOGLEVEL_DEBUG);
- }
+ $this->app->log("Added created jailkit parent user home in : ".$this->data['new']['dir'].$jailkit_chroot_puserhome,LOGLEVEL_DEBUG);
}
+ //* Update the website root directory permissions depending on the security level
+ function _update_website_security_level() {
+ global $app,$conf;
+
+ // load the server configuration options
+ $app->uses("getconf");
+ $web_config = $app->getconf->get_server_config($conf["server_id"], 'web');
+
+ // 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']);
+
+ //* If the security level is set to high
+ if($web_config['security_level'] == 20) {
+ $this->_exec('chmod 755 '.escapeshellcmd($web["document_root"]));
+ $this->_exec('chown root:root '.escapeshellcmd($web["document_root"]));
+ }
+
+ }
+ //* Wrapper for exec function for easier debugging
+ private function _exec($command) {
+ global $app;
+ $app->log('exec: '.$command,LOGLEVEL_DEBUG);
+ exec($command);
+ }
} // end class
-?>
\ No newline at end of file
+?>
--
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