From 74ba4e9af03b0c2995039aaf8b4470872d38daeb Mon Sep 17 00:00:00 2001
From: tbrehm <t.brehm@ispconfig.org>
Date: Tue, 16 Dec 2008 11:45:54 -0500
Subject: [PATCH] Updated shell user scripts to be more fault tolerant.
---
server/plugins-available/shelluser_base_plugin.inc.php | 95 ++++++++++++++++++-------------
server/plugins-available/shelluser_jailkit_plugin.inc.php | 78 ++++++++++++++++----------
2 files changed, 104 insertions(+), 69 deletions(-)
diff --git a/server/plugins-available/shelluser_base_plugin.inc.php b/server/plugins-available/shelluser_base_plugin.inc.php
index 91f9f25..bf834c7 100755
--- a/server/plugins-available/shelluser_base_plugin.inc.php
+++ b/server/plugins-available/shelluser_base_plugin.inc.php
@@ -72,23 +72,27 @@
$app->uses('system');
- // 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']);
+ 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);
+ exec($command);
+ $app->log("Added shelluser: ".$data['new']['username'],LOGLEVEL_DEBUG);
+ } else {
+ $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
+ }
} else {
- $app->log("UID = $uid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
+ $app->log("Skippung insert of user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.",LOGLEVEL_WARN);
}
}
@@ -97,25 +101,34 @@
$app->uses('system');
- // Get the UID of the parent user
- $uid = intval($app->system->getuid($data['new']['puser']));
- if($uid > $this->min_uid) {
- $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']);
+ 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);
-
+ 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("UID = $uid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
+ $app->log("Skippung update for user:".$data['new']['username'].", parent user ".$data['new']['puser']." does not exist.",LOGLEVEL_WARN);
}
}
@@ -124,17 +137,21 @@
$app->uses('system');
- // Get the UID of the user
- $userid = intval($app->system->getuid($data['old']['username']));
- if($userid > $this->min_uid) {
- $command = 'userdel';
- $command .= ' '.escapeshellcmd($data['old']['username']);
+ 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';
+ $command .= ' '.escapeshellcmd($data['old']['username']);
- exec($command);
- $app->log("Deleted shelluser: ".$data['old']['username'],LOGLEVEL_DEBUG);
+ 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("UID = $userid for shelluser:".$data['new']['username']." not allowed.",LOGLEVEL_ERROR);
+ $app->log("User:".$data['new']['username']." does not exist in in /etc/passwd, skipping delete.",LOGLEVEL_WARN);
}
}
diff --git a/server/plugins-available/shelluser_jailkit_plugin.inc.php b/server/plugins-available/shelluser_jailkit_plugin.inc.php
index db98da9..e1ca813 100755
--- a/server/plugins-available/shelluser_jailkit_plugin.inc.php
+++ b/server/plugins-available/shelluser_jailkit_plugin.inc.php
@@ -70,22 +70,30 @@
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->_setup_jailkit_chroot();
+ $this->_add_jailkit_user();
+ }
+
+ $app->log("Jalikit Plugin -> insert username:".$data['new']['username'],LOGLEVEL_DEBUG);
+
+ } else {
+ $app->log("Jalikit Plugin -> insert username:".$data['new']['username']." skipped, the user does not exist.",LOGLEVEL_WARN);
+ }
}
@@ -93,22 +101,30 @@
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->_setup_jailkit_chroot();
+ $this->_add_jailkit_user();
+ }
+
+ $app->log("Jalikit Plugin -> update username:".$data['new']['username'],LOGLEVEL_DEBUG);
+
+ } else {
+ $app->log("Jalikit Plugin -> update username:".$data['new']['username']." skipped, the user does not exist.",LOGLEVEL_WARN);
+ }
}
@@ -119,6 +135,8 @@
function delete($event_name,$data) {
global $app, $conf;
+ $app->uses('system');
+
if ($data['old']['chroot'] == "jailkit")
{
$app->uses("getconf");
--
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