public function send_migrate(EtvaNode $from_etva_node, EtvaNode $to_etva_node)
{
$method = self::SERVER_MIGRATE;
$params = array('daddr' => $to_etva_node->getIp(), 'dagentname' => $to_etva_node->getName(), 'uuid' => $this->etva_server->getUuid(), 'live' => true);
// do migrate in live mode
$preCond = $this->preSend($method, $from_etva_node, $to_etva_node);
if (!$preCond['success']) {
return $preCond;
}
// mark state as migrating...
$etva_server = $this->etva_server;
$bkp_server_state = $etva_server->getVmState();
$etva_server->setVmState(EtvaServer::STATE_MIGRATING);
$etva_server->save();
$response = $from_etva_node->soapSend($method, $params);
$result = $this->processMigrateResponse($from_etva_node, $to_etva_node, $response, $method);
if ($result['success']) {
// update free memory on source
$cur_avail = $from_etva_node->getMemfree();
$cur_free = $cur_avail + Etva::MB_to_Byteconvert($this->etva_server->getMem());
$from_etva_node->setMemfree($cur_free);
$from_etva_node->save();
} else {
// if not success
// rollback state
// TODO improve this...
$etva_server->setVmState($bkp_server_state);
$etva_server->save();
}
return $result;
}
