remoteaction_core_module.inc.php 6.21 KB
Newer Older
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
<?php
/*
Copyright (c) 2007-2010, Till Brehm, projektfarm Gmbh and Oliver Vogel www.muv.com
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.
*/

30
class remoteaction_core_module extends modules_base {
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
	var $module_name = 'remoteaction_core_module';
	var $class_name = 'remoteaction_core_module';
	/* No actions at this time. maybe later... */
	var $actions_available = array();
	//* This function is called during ispconfig installation to determine
	//  if a symlink shall be created for this plugin.
	function onInstall() {
		return true;
	}

	/*
        This function is called when the module is loaded
	*/
	function onLoad() {
		/*
       	 * Check for actions to execute
		*/
		$this->_execActions();
	}

	/*
     This function is called when a change in one of the registered tables is detected.
     The function then raises the events for the plugins.
	*/
	function process($tablename, $action, $data) {
		// not needed
	} // end function

	private function _actionDone($id, $state) {
		/*
		 * First set the state
		 */
		global $app;
		$sql = "UPDATE sys_remoteaction " .
				"SET action_state = '" . $app->dbmaster->quote($state) . "' " .
				"WHERE action_id = " . intval($id);
		$app->dbmaster->query($sql);

		/*
		 * Then save the maxid for the next time...
		 */
		$fp = fopen(dirname(__FILE__) .  "/../lib/remote_action.inc.php", 'wb');
		$content = '<?php' . "\n" . '$maxid_remote_action = ' . $id . ';' . "\n?>";
		fwrite($fp, $content);
		fclose($fp);
	}


	/**
	 * This method searches for scheduled actions and exec then
	 */
	private function _execActions() {
		global $app;
		global $conf;

		/* the id of the server as int */
		$server_id = intval($conf["server_id"]);

		/*
		 * First we (till and i, oliver) thought, it was enough to write
		 * "select from where action_status = 'pending'" and then execute this actions.
		 * But it is not!
		 * If a hacker can hack into a server, she can change the valus of action_status
		 * and so re-exec a action, executed some days bevore. So she can (for example)
		 * stop a service, a admin stopped some days before! To avoid this, we ignore
		 * the status (it is only for the interface to show) and use our own maxid
		*/
		include_once (dirname(__FILE__) .  "/../lib/remote_action.inc.php");

		/*
		 * Get all actions this server should execute
		*/
		$sql = "SELECT action_id, action_type, action_param " .
				"FROM sys_remoteaction " .
				"WHERE server_id = " . $server_id . " ".
				" AND  action_id > " . intval($maxid_remote_action) . " ".
				"ORDER BY action_id";
		$actions = $app->dbmaster->queryAllRecords($sql);

		/*
		 * process all actions
		*/
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
		if(is_array($actions)) {
			foreach ($actions as $action) {
				if ($action['action_type'] == 'os_update') {
					/* do the update */
					$this->_doOsUpdate($action);
					/* this action takes so much time,
					* we stop executing the actions not to waste more time */
					return;
				}
				if ($action['action_type'] == 'ispc_update') {
					/* do the update */
					$this->_doIspCUpdate($action);
					/* this action takes so much time,
					* we stop executing the actions not to waste more time */
					return;
				}
129
			}
130
131
132
133
134
135
136
		}
	}

	private function _doOsUpdate($action) {
		/*
		 * Do the update
		 */
wyrie's avatar
wyrie committed
137
138
139
140
141
142
143
144
145
		//TODO : change this when distribution information has been integrated into server record
		if(file_exists('/etc/gentoo-release')) {
			exec("glsa-check -f --nocolor affected");
		}
		else {
			exec("aptitude update");
			exec("aptitude upgrade -y");
		}
		
146
147
148
149
150
151
		/*
		 * All well done!
		 */
		$this->_actionDone($action['action_id'], 'ok');
	}

152
	private function _doIspCUpdate($action) {
153
154
155
		/*
		 * Get the version-number of the newest version 
		 */
156
157
		$new_version = @file_get_contents('http://www.ispconfig.org/downloads/ispconfig3_version.txt');
		$new_version = trim($new_version);
158

159
160
161
		/*
		 * Do the update
		 */
162
163

		/* jump into the temporary dir */
164
165
166
		$oldDir = getcwd();
		chdir("/tmp");

167
		/* delete the old files (if there are any...) */
168
169
		exec("rm /tmp/ISPConfig-" . $new_version . ".tar.gz");
		exec("rm /tmp/ispconfig3_install -R");
170
171
		
		/* get the newest version */
172
		exec("wget http://www.ispconfig.org/downloads/ISPConfig-" . $new_version . ".tar.gz");
173
174
		
		/* extract the files */
175
176
		exec("tar xvfz ISPConfig-" . $new_version . ".tar.gz");

177
178
179
		/*
		 * Start the automated update
		 */
180
		chdir("/tmp/ispconfig3_install/install");
181
182
183
		exec("touch autoupdate");
		exec("php -q autoupdate.php");

184
185
186
187
188
189
190
191
192
193
194
		/*
		 * do some clean-up
		 */
		exec("rm /tmp/ISPConfig-" . $new_version . ".tar.gz");
		exec("rm /tmp/ispconfig3_install -R");

		/*
		 * go back to the "old path"
		 */
		chdir($oldDir);

195
196
197
198
199
		/*
		 * All well done!
		 */
		$this->_actionDone($action['action_id'], 'ok');
	}
200
201
}
?>