public function LaunchServer(DBServer $DBServer, Scalr_Server_LaunchOptions $launchOptions = null)
{
$environment = $DBServer->GetEnvironmentObject();
if (!$launchOptions) {
$launchOptions = new Scalr_Server_LaunchOptions();
$DBRole = DBRole::loadById($DBServer->roleId);
$launchOptions->imageId = $DBRole->getImageId(SERVER_PLATFORMS::GCE, $DBServer->GetProperty(GCE_SERVER_PROPERTIES::CLOUD_LOCATION));
$launchOptions->serverType = $DBServer->GetFarmRoleObject()->GetSetting(DBFarmRole::SETTING_GCE_MACHINE_TYPE);
$launchOptions->cloudLocation = $DBServer->GetFarmRoleObject()->CloudLocation;
$userData = $DBServer->GetCloudUserData();
$launchOptions->architecture = 'x86_64';
$networkName = $DBServer->GetFarmRoleObject()->GetSetting(DBFarmRole::SETTING_GCE_NETWORK);
} else {
$userData = array();
$networkName = 'default';
}
if ($DBServer->status == SERVER_STATUS::TEMPORARY) {
$keyName = "SCALR-ROLESBUILDER-" . SCALR_ID;
} else {
$keyName = "FARM-{$DBServer->farmId}-" . SCALR_ID;
}
$sshKey = Scalr_SshKey::init();
if (!$sshKey->loadGlobalByName($keyName, "", $DBServer->envId, SERVER_PLATFORMS::GCE)) {
$keys = $sshKey->generateKeypair();
if ($keys['public']) {
$sshKey->farmId = $DBServer->farmId;
$sshKey->clientId = $DBServer->clientId;
$sshKey->envId = $DBServer->envId;
$sshKey->type = Scalr_SshKey::TYPE_GLOBAL;
$sshKey->cloudLocation = "";
$sshKey->cloudKeyName = $keyName;
$sshKey->platform = SERVER_PLATFORMS::GCE;
$sshKey->save();
$publicKey = $keys['public'];
} else {
throw new Exception("Scalr unable to generate ssh keypair");
}
} else {
$publicKey = $sshKey->getPublic();
}
$gce = $this->getClient($environment, $launchOptions->cloudLocation);
//
//
// Check firewall
$firewalls = $gce->firewalls->listFirewalls($environment->getPlatformConfigValue(self::PROJECT_ID));
$firewallFound = false;
foreach ($firewalls->getItems() as $f) {
if ($f->getName() == 'scalr-system') {
$firewallFound = true;
break;
}
}
// Create scalr firewall
if (!$firewallFound) {
$firewall = new Google_Firewall();
$firewall->setName('scalr-system');
$firewall->setNetwork($this->getObjectUrl($networkName, 'networks', $environment->getPlatformConfigValue(self::PROJECT_ID)));
//Get scalr IP-pool IP list and set source ranges
$firewall->setSourceRanges(\Scalr::config('scalr.aws.ip_pool'));
// Set ports
$tcp = new Google_FirewallAllowed();
$tcp->setIPProtocol('tcp');
$tcp->setPorts(array('1-65535'));
$udp = new Google_FirewallAllowed();
$udp->setIPProtocol('udp');
$udp->setPorts(array('1-65535'));
$firewall->setAllowed(array($tcp, $udp));
// Set target tags
$firewall->setTargetTags(array('scalr'));
$gce->firewalls->insert($environment->getPlatformConfigValue(self::PROJECT_ID), $firewall);
}
///
////
//////
$instance = new Google_Instance();
$instance->setKind("compute#instance");
$accessConfig = new Google_AccessConfig();
$accessConfig->setName("External NAT");
$accessConfig->setType("ONE_TO_ONE_NAT");
$network = new Google_NetworkInterface();
$network->setNetwork($this->getObjectUrl($networkName, 'networks', $environment->getPlatformConfigValue(self::PROJECT_ID)));
$network->setAccessConfigs(array($accessConfig));
$instance->setNetworkInterfaces(array($network));
$serviceAccount = new Google_ServiceAccount();
$serviceAccount->setEmail("default");
$serviceAccount->setScopes(array("https://www.googleapis.com/auth/userinfo.email", "https://www.googleapis.com/auth/compute", "https://www.googleapis.com/auth/devstorage.full_control"));
$instance->setServiceAccounts(array($serviceAccount));
if ($launchOptions->cloudLocation != 'x-scalr-custom') {
$availZone = $launchOptions->cloudLocation;
} else {
$location = $DBServer->GetFarmRoleObject()->GetSetting(DBFarmRole::SETTING_GCE_CLOUD_LOCATION);
$availZones = array();
if (stristr($location, "x-scalr-custom")) {
$zones = explode("=", $location);
foreach (explode(":", $zones[1]) as $zone) {
if ($zone != "") {
array_push($availZones, $zone);
}
}
}
sort($availZones);
$availZones = array_reverse($availZones);
$servers = $DBServer->GetFarmRoleObject()->GetServersByFilter(array("status" => array(SERVER_STATUS::RUNNING, SERVER_STATUS::INIT, SERVER_STATUS::PENDING)));
$availZoneDistribution = array();
foreach ($servers as $cDbServer) {
if ($cDbServer->serverId != $DBServer->serverId) {
$availZoneDistribution[$cDbServer->GetProperty(GCE_SERVER_PROPERTIES::CLOUD_LOCATION)]++;
}
}
$sCount = 1000000;
foreach ($availZones as $zone) {
if ((int) $availZoneDistribution[$zone] <= $sCount) {
$sCount = (int) $availZoneDistribution[$zone];
$availZone = $zone;
}
}
$aZones = implode(",", $availZones);
// Available zones
$dZones = "";
// Zones distribution
foreach ($availZoneDistribution as $zone => $num) {
$dZones .= "({$zone}:{$num})";
}
$DBServer->SetProperty("tmp.gce.avail_zone.algo2", "[A:{$aZones}][D:{$dZones}][S:{$availZone}]");
}
$instance->setZone($this->getObjectUrl($availZone, 'zones', $environment->getPlatformConfigValue(self::PROJECT_ID)));
$instance->setMachineType($this->getObjectUrl($launchOptions->serverType, 'machineTypes', $environment->getPlatformConfigValue(self::PROJECT_ID), $availZone));
$instance->setImage($this->getObjectUrl($launchOptions->imageId, 'images', $environment->getPlatformConfigValue(self::PROJECT_ID)));
$instance->setName($DBServer->serverId);
$tags = array('scalr', "env-{$DBServer->envId}");
if ($DBServer->farmId) {
$tags[] = "farm-{$DBServer->farmId}";
}
if ($DBServer->farmRoleId) {
$tags[] = "farmrole-{$DBServer->farmRoleId}";
}
$gTags = new Google_Tags();
$gTags->setItems($tags);
$instance->setTags($gTags);
$metadata = new Google_Metadata();
$items = array();
// Set user data
foreach ($userData as $k => $v) {
$uData .= "{$k}={$v};";
}
$uData = trim($uData, ";");
if ($uData) {
$item = new Google_MetadataItems();
$item->setKey('scalr');
$item->setValue($uData);
$items[] = $item;
}
// Add SSH Key
$item = new Google_MetadataItems();
$item->setKey("sshKeys");
$item->setValue("scalr:{$publicKey}");
$items[] = $item;
$metadata->setItems($items);
$instance->setMetadata($metadata);
try {
$result = $gce->instances->insert($environment->getPlatformConfigValue(self::PROJECT_ID), $availZone, $instance);
} catch (Exception $e) {
throw new Exception(sprintf(_("Cannot launch new instance. %s (%s, %s)"), $e->getMessage(), $launchOptions->imageId, $launchOptions->serverType));
}
if ($result->id) {
$DBServer->SetProperty(GCE_SERVER_PROPERTIES::PROVISIONING_OP_ID, $result->name);
$DBServer->SetProperty(GCE_SERVER_PROPERTIES::SERVER_NAME, $DBServer->serverId);
$DBServer->SetProperty(GCE_SERVER_PROPERTIES::SERVER_ID, $DBServer->serverId);
$DBServer->SetProperty(GCE_SERVER_PROPERTIES::CLOUD_LOCATION, $availZone);
$DBServer->SetProperty(GCE_SERVER_PROPERTIES::MACHINE_TYPE, $launchOptions->serverType);
$DBServer->SetProperty(SERVER_PROPERTIES::ARCHITECTURE, $launchOptions->architecture);
return $DBServer;
} else {
throw new Exception(sprintf(_("Cannot launch new instance. %s (%s, %s)"), serialize($result), $launchOptions->imageId, $launchOptions->serverType));
}
}
$machineType = DEFAULT_MACHINE_TYPE;
$zone = DEFAULT_ZONE_NAME;
$image = DEFAULT_IMAGE;
$googleNetworkInterfaceObj = new Google_NetworkInterface();
$network = DEFAULT_NETWORK;
$googleNetworkInterfaceObj->setNetwork($network);
$metadataItemsObj = new Google_MetadataItems();
$metadataItemsObj->setKey('startup-script');
$metadataItemsObj->setValue('apt-get install apache2');
$metadata = new Google_Metadata();
$metadata->setItems(array($metadataItemsObj));
$new_instance = new Google_Instance();
$new_instance->setName($name);
$new_instance->setImage($image);
$new_instance->setMachineType($machineType);
$new_instance->setNetworkInterfaces(array($googleNetworkInterfaceObj));
$new_instance->setMetadata($metadata);
$insertInstanceWithMetadata = $computeService->instances->insert(DEFAULT_PROJECT, $zone, $new_instance);
$insertInstanceWithMetadataMarkup = generateMarkup('Insert Instance With Metadata', $insertInstanceWithMetadata);
/**
* Google Compute Engine API request to get an instance matching the outlined
* parameters from your Google Compute Engine project.
*/
$getInstance = $computeService->instances->get(DEFAULT_PROJECT, DEFAULT_ZONE_NAME, DEFAULT_NAME);
$getInstanceMarkup = generateMarkup('Get Instance', $getInstance);
/**
* Google Compute Engine API request to get an instance matching the outlined
* parameters from your Google Compute Engine project.
*/
$getInstanceWithMetadata = $computeService->instances->get(DEFAULT_PROJECT, DEFAULT_ZONE_NAME, DEFAULT_NAME_WITH_METADATA);
$getInstanceWithMetadataMarkup = generateMarkup('Get Instance With Metadata', $getInstanceWithMetadata);