/**
* @return bool
* @throws Exception
*/
public function execute($manual = false)
{
$farmRoleNotFound = false;
$logger = Logger::getLogger(__CLASS__);
switch ($this->type) {
case self::LAUNCH_FARM:
try {
$farmId = $this->targetId;
$DBFarm = DBFarm::LoadByID($farmId);
if ($DBFarm->Status == FARM_STATUS::TERMINATED) {
// launch farm
Scalr::FireEvent($farmId, new FarmLaunchedEvent(true));
$logger->info(sprintf("Farm #{$farmId} successfully launched"));
} elseif ($DBFarm->Status == FARM_STATUS::RUNNING) {
// farm is running
$logger->info(sprintf("Farm #{$farmId} is already running"));
} else {
// farm can't be launched
$logger->info(sprintf("Farm #{$farmId} can't be launched because of it's status: {$DBFarm->Status}"));
}
} catch (Exception $e) {
$farmRoleNotFound = true;
$logger->info(sprintf("Farm #{$farmId} was not found and can't be launched"));
}
break;
case self::TERMINATE_FARM:
try {
// get config settings
$farmId = $this->targetId;
$deleteDNSZones = (int) $this->config['deleteDNSZones'];
$deleteCloudObjects = (int) $this->config['deleteCloudObjects'];
$keepCloudObjects = $deleteCloudObjects == 1 ? 0 : 1;
$DBFarm = DBFarm::LoadByID($farmId);
if ($DBFarm->Status == FARM_STATUS::RUNNING) {
// terminate farm
$event = new FarmTerminatedEvent($deleteDNSZones, $keepCloudObjects, false, $keepCloudObjects);
Scalr::FireEvent($farmId, $event);
$logger->info(sprintf("Farm successfully terminated"));
} else {
$logger->info(sprintf("Farm #{$farmId} can't be terminated because of it's status"));
}
} catch (Exception $e) {
$farmRoleNotFound = true;
$logger->info(sprintf("Farm #{$farmId} was not found and can't be terminated"));
}
break;
case self::SCRIPT_EXEC:
// generate event name
$eventName = "Scheduler (TaskID: {$this->id})";
if ($manual) {
$eventName .= ' (manual)';
}
try {
$scr = new Scalr_Script();
$scr->loadById($this->config['scriptId']);
// get executing object by target_type variable
switch ($this->targetType) {
case self::TARGET_FARM:
$DBFarm = DBFarm::LoadByID($this->targetId);
$farmId = $DBFarm->ID;
$farmRoleId = null;
$servers = $this->db->GetAll("SELECT server_id FROM servers WHERE `status` IN (?,?) AND farm_id = ?", array(SERVER_STATUS::INIT, SERVER_STATUS::RUNNING, $farmId));
break;
case self::TARGET_ROLE:
$farmRoleId = $this->targetId;
$servers = $this->db->GetAll("SELECT server_id FROM servers WHERE `status` IN (?,?) AND farm_roleid = ?", array(SERVER_STATUS::INIT, SERVER_STATUS::RUNNING, $farmRoleId));
break;
case self::TARGET_INSTANCE:
$servers = $this->db->GetAll("SELECT server_id FROM servers WHERE `status` IN (?,?) AND farm_roleid = ? AND `index` = ? ", array(SERVER_STATUS::INIT, SERVER_STATUS::RUNNING, $this->targetId, $this->targetServerIndex));
break;
}
if ($servers) {
$scriptSettings = array('version' => $this->config['scriptVersion'], 'scriptid' => $this->config['scriptId'], 'timeout' => $this->config['scriptTimeout'], 'issync' => $this->config['scriptIsSync'], 'params' => serialize($this->config['scriptOptions']));
// send message to start executing task (starts script)
foreach ($servers as $server) {
$DBServer = DBServer::LoadByID($server['server_id']);
$msg = new Scalr_Messaging_Msg_ExecScript($eventName);
$msg->setServerMetaData($DBServer);
$script = Scalr_Scripting_Manager::prepareScript($scriptSettings, $DBServer);
$itm = new stdClass();
// Script
$itm->asynchronous = $script['issync'] == 1 ? '0' : '1';
$itm->timeout = $script['timeout'];
if ($script['body']) {
$itm->name = $script['name'];
$itm->body = $script['body'];
} else {
$itm->path = $script['path'];
}
$itm->executionId = $script['execution_id'];
$msg->scripts = array($itm);
try {
$msg->globalVariables = array();
$globalVariables = new Scalr_Scripting_GlobalVariables($DBServer->envId);
$vars = $globalVariables->listVariables($DBServer->roleId, $DBServer->farmId, $DBServer->farmRoleId);
foreach ($vars as $k => $v) {
$msg->globalVariables[] = (object) array('name' => $k, 'value' => $v);
}
} catch (Exception $e) {
}
$DBServer->SendMessage($msg);
}
} else {
$farmRoleNotFound = true;
}
} catch (Exception $e) {
// farm or role not found.
$farmRoleNotFound = true;
$logger->warn(sprintf("Farm, role or instances were not found, script can't be executed"));
}
break;
}
return !$farmRoleNotFound;
}
public function editAction()
{
$this->request->restrictAccess(Acl::RESOURCE_FARMS_SCRIPTS, Acl::PERM_FARMS_SCRIPTS_MANAGE);
$this->request->defineParams(array('scriptId' => array('type' => 'int'), 'version' => array('type' => 'int')));
$vars = Scalr_Scripting_Manager::getScriptingBuiltinVariables();
$script = new Scalr_Script();
$script->loadById($this->getParam('scriptId'));
if ($script->accountId) {
$this->user->getPermissions()->validate($script);
} elseif ($this->user->getType() != Scalr_Account_User::TYPE_SCALR_ADMIN) {
throw new Scalr_Exception_InsufficientPermissions();
}
$revision = $script->getRevision($this->getParam('version'));
$this->response->page('ui/scripts/create.js', array('script' => array('id' => $script->id, 'name' => $script->name, 'description' => $script->description, 'isSync' => !is_null($script->isSync) ? $script->isSync : 0, 'script' => $revision['script'], 'version' => $revision['revision']), 'versions' => $script->getRevisionIds(), 'latestVersion' => $script->getLatestRevision(), 'variables' => "%" . implode("%, %", array_keys($vars)) . "%"), array('codemirror/codemirror.js'), array('codemirror/codemirror.css'));
}
