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<?php
/**
* This is one giant class containing various functions that will generate
* required config files, daemon instances and more, mostly through the Taskmanager.
* Most function *should* only actually do something if it is required to do so.
* eg. a "launchSomething" function should only launch something if it isn't already
* running. Checking if something is running can happen in that very function, or in
* a task that the function is calling.
*/
class Trigger
{
/**
* Compile iPXE pxelinux menu. Needs to be done whenever the server's IP
* address changes.
*
* @param boolean $force force recompilation even if it seems up to date
* @return boolean|string true if already up to date, false if launching task failed, task-id otherwise
*/
public static function ipxe($force = false)
{
if (!$force && Property::getIPxeIp() === Property::getServerIp())
return true; // Nothing to do
$last = Property::getIPxeTaskId();
if ($last !== false) {
$status = Taskmanager::status($last);
if (isset($status['statusCode']) && ($status['statusCode'] === TASK_WAITING || $status['statusCode'] === TASK_PROCESSING))
return false; // Already compiling
}
$data = Property::getBootMenu();
$data['ip'] = Property::getServerIp();
$task = Taskmanager::submit('CompileIPxe', $data);
if (!isset($task['id']))
return false;
Property::setIPxeTaskId($task['id']);
return $task['id'];
}
/**
*
* @return boolean|string false on error, id of task otherwise
*/
public static function ldadp()
{
$res = Database::simpleQuery("SELECT moduleid, configtgz.filepath FROM configtgz_module"
. " INNER JOIN configtgz_x_module USING (moduleid)"
. " INNER JOIN configtgz USING (configid)"
. " WHERE moduletype = 'AD_AUTH'");
// TODO: Multiconfig support
$id = array();
while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
if (readlink('/srv/openslx/www/boot/default/config.tgz') === $row['filepath']) {
$id[] = (int)$row['moduleid'];
break;
}
}
$task = Taskmanager::submit('LdadpLauncher', array(
'ids' => $id
));
if (!isset($task['id']))
return false;
return $task['id'];
}
public static function mount()
{
$vmstore = Property::getVmStoreConfig();
if (!is_array($vmstore)) return;
$storetype = $vmstore['storetype'];
if ($storetype === 'nfs') $addr = $vmstore['nfsaddr'];
if ($storetype === 'cifs') $addr = $vmstore['cifsaddr'];
if ($storetype === 'internal') $addr = 'null';
return Taskmanager::submit('MountVmStore', array(
'address' => $addr,
'type' => 'images',
'username' => $vmstore['cifsuser'],
'password' => $vmstore['cifspasswd']
));
}
}
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