/**
* Gets farm role from database using User's Environment
*
* @param int $farmRoleId The identifier of the Farm Role
* @param bool $modify optional Flag checking write permissions
*
* @return FarmRole|null
*
* @throws ApiErrorException
*/
public function getFarmRole($farmRoleId, $modify = false)
{
if (empty($this->farmRoleController)) {
$this->farmRoleController = $this->getContainer()->api->controller(static::$farmRoleControllerClass);
}
return $this->farmRoleController->getFarmRole($farmRoleId, null, $modify);
}
/**
* {@inheritdoc}
* @see ApiEntityAdapter::validateEntity()
*/
public function validateEntity($entity)
{
if (!$entity instanceof FarmRole) {
throw new InvalidArgumentException(sprintf("First argument must be instance of Scalr\\Model\\Entity\\FarmRole class"));
}
if ($entity->id !== null) {
if (!FarmRole::findPk($entity->id)) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, sprintf("Could not find out the Farm with ID: %d", $entity->id));
}
}
if (empty($entity->farmId)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property farm.id");
} else {
$farm = $this->controller->getFarm($entity->farmId, true);
}
if (empty($entity->roleId)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property role.id");
}
if (empty($entity->platform)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property platform");
}
switch ($entity->platform) {
case SERVER_PLATFORMS::EC2:
if (empty($entity->settings[FarmRoleSetting::AWS_INSTANCE_TYPE])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Missed property instance.type");
}
/* @var $platform Ec2PlatformModule */
$platform = PlatformFactory::NewPlatform(SERVER_PLATFORMS::EC2);
if (!in_array($entity->settings[FarmRoleSetting::AWS_INSTANCE_TYPE], $platform->getInstanceTypes())) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Wrong instance type");
}
$gov = new Scalr_Governance($this->controller->getEnvironment()->id);
$allowGovernanceIns = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::AWS_INSTANCE_TYPE);
if (isset($allowGovernanceIns) && !in_array($entity->settings[FarmRoleSetting::AWS_INSTANCE_TYPE], $allowGovernanceIns)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed according to governance settings", ...count($allowGovernanceIns) > 1 ? [implode(', ', $allowGovernanceIns), 'instances are'] : [array_shift($allowGovernanceIns), 'instance is']));
}
if (!in_array($entity->cloudLocation, Aws::getCloudLocations())) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Unknown region");
}
$vpcGovernanceRegions = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::AWS_VPC, 'regions');
if (isset($vpcGovernanceRegions) && !array_key_exists($entity->cloudLocation, $vpcGovernanceRegions)) {
$regions = array_keys($vpcGovernanceRegions);
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed according to governance settings", ...count($regions) > 1 ? [implode(', ', $regions), 'regions are'] : [array_shift($regions), 'region is']));
}
$env = Scalr_Environment::init()->loadById($this->controller->getEnvironment()->id);
$aws = $this->controller->getContainer()->aws($entity->cloudLocation, $env);
if (!empty($entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE]) && $entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE] !== 'x-scalr-diff') {
$availZones = explode(":", str_replace("x-scalr-custom=", '', $entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE]));
$ec2availabilityZones = [];
foreach ($aws->ec2->availabilityZone->describe() as $zone) {
/* @var $zone AvailabilityZoneData */
if (stristr($zone->zoneState, 'available')) {
$ec2availabilityZones[] = $zone->zoneName;
}
}
$diffZones = array_diff($availZones, $ec2availabilityZones);
if (!empty($diffZones)) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, sprintf('%s %s available. Available zones are %s', ...count($diffZones) > 1 ? [implode(', ', $diffZones), 'zones are not', implode(', ', $ec2availabilityZones)] : [array_shift($diffZones), 'zone is not', implode(', ', $ec2availabilityZones)]));
}
}
if (!empty($entity->settings[FarmRoleSetting::AWS_VPC_SUBNET_ID])) {
$vpcId = $farm->settings[FarmSetting::EC2_VPC_ID];
$subnets = $platform->listSubnets($env, $entity->cloudLocation, $vpcId, true);
$vpcGovernanceIds = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::AWS_VPC, 'ids');
$subnetType = null;
foreach (json_decode($entity->settings[FarmRoleSetting::AWS_VPC_SUBNET_ID]) as $subnetId) {
$found = false;
foreach ($subnets as $subnet) {
if ($subnet['id'] == $subnetId) {
if ($subnetType == null) {
$subnetType = $subnet['type'];
} else {
if ($subnet['type'] != $subnetType) {
throw new ApiErrorException(409, ErrorMessage::ERR_UNICITY_VIOLATION, "All subnets must be a same type");
}
}
//check governance subnet settings
if (isset($vpcGovernanceIds[$vpcId])) {
if (!empty($vpcGovernanceIds[$vpcId]) && is_array($vpcGovernanceIds[$vpcId]) && !in_array($subnetId, $vpcGovernanceIds[$vpcId])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed by governance settings", ...count($vpcGovernanceIds[$vpcId]) > 1 ? [implode(', ', $vpcGovernanceIds[$vpcId]), 'subnets are'] : [array_shift($vpcGovernanceIds[$vpcId]), 'subnet is']));
} elseif ($vpcGovernanceIds[$vpcId] == "outbound-only" && $subnetType != 'private') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Only private subnets allowed by governance settings");
} elseif ($vpcGovernanceIds[$vpcId] == "full" && $subnetType != 'public') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Only public subnets allowed by governance settings");
}
}
$found = true;
}
}
if (!$found) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Subnet with id '{$subnetId}' not found");
}
}
if (!empty($entity->settings[Scalr_Role_Behavior_Router::ROLE_VPC_SCALR_ROUTER_ID])) {
$router = $this->controller->getFarmRole($entity->settings[Scalr_Role_Behavior_Router::ROLE_VPC_SCALR_ROUTER_ID]);
if (empty($router->settings[Scalr_Role_Behavior_Router::ROLE_VPC_NID])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Farm-role with id '{$router->id}' is not a valid router");
}
} else {
if ($subnetType == 'private') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "You must describe a VPC Router");
}
}
} else {
if ($farm->settings[FarmSetting::EC2_VPC_ID]) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "VPC Subnet(s) should be described");
}
}
break;
default:
if (in_array($entity->platform, SERVER_PLATFORMS::GetList())) {
throw new ApiErrorException(501, ErrorMessage::ERR_NOT_IMPLEMENTED, "Platform '{$entity->platform}' is not supported yet");
} else {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Unknown platform '{$entity->platform}'");
}
}
if (!$this->controller->hasPermissions($entity, true)) {
//Checks entity level write access permissions
throw new ApiErrorException(403, ErrorMessage::ERR_PERMISSION_VIOLATION, "Insufficient permissions");
}
}
/**
* {@inheritdoc}
* @see ApiEntityAdapter::validateEntity()
*/
public function validateEntity($entity)
{
if (!$entity instanceof FarmRole) {
throw new InvalidArgumentException(sprintf("First argument must be instance of Scalr\\Model\\Entity\\FarmRole class"));
}
if ($entity->id !== null) {
if (!FarmRole::findPk($entity->id)) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, sprintf("Could not find out the Farm with ID: %d", $entity->id));
}
}
if (empty($entity->farmId)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property farm.id");
} else {
/* @var $farm Farm */
$farm = $this->controller->getFarm($entity->farmId, true);
}
if (empty($entity->alias)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property alias");
}
if (!preg_match("/^[[:alnum:]](?:-*[[:alnum:]])*\$/", $entity->alias)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Alias should start and end with letter or number and contain only letters, numbers and dashes.");
}
if (empty($entity->roleId)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property role.id");
}
$roleBehaviors = $entity->getRole()->getBehaviors();
$uniqueBehaviors = array_intersect($roleBehaviors, array_merge(...array_values(static::$uniqueFarmBehaviors)));
if (!empty($uniqueBehaviors)) {
//farm can include only one mysql or percona role
if (array_intersect($uniqueBehaviors, static::$uniqueFarmBehaviors[ROLE_BEHAVIORS::MYSQL])) {
$uniqueBehaviors = array_merge($uniqueBehaviors, array_diff(static::$uniqueFarmBehaviors[ROLE_BEHAVIORS::MYSQL], $uniqueBehaviors));
}
$farmRoleEntity = new FarmRole();
$roleEntity = new Role();
/* @var $conflicts EntityIterator */
$conflicts = Role::find([AbstractEntity::STMT_FROM => "{$roleEntity->table()} JOIN {$farmRoleEntity->table('fr')} ON {$farmRoleEntity->columnRoleId('fr')} = {$roleEntity->columnId()}", AbstractEntity::STMT_WHERE => "{$farmRoleEntity->columnFarmId('fr')} = {$farmRoleEntity->qstr('farmId', $entity->farmId)} " . (empty($entity->id) ? '' : " AND {$farmRoleEntity->columnId('fr')} <> {$farmRoleEntity->qstr('id', $entity->id)}"), ['behaviors' => ['$regex' => implode('|', $uniqueBehaviors)]]]);
if ($conflicts->count() > 0) {
$conflictedBehaviors = [];
/* @var $role Role */
foreach ($conflicts as $role) {
$conflictedBehaviors = array_merge($conflictedBehaviors, array_intersect($uniqueBehaviors, $role->getBehaviors()));
}
if (!empty(array_intersect($conflictedBehaviors, static::$uniqueFarmBehaviors[ROLE_BEHAVIORS::MYSQL]))) {
$conflictedBehaviors = array_diff($conflictedBehaviors, static::$uniqueFarmBehaviors[ROLE_BEHAVIORS::MYSQL]);
$conflictedBehaviors[] = 'mysql/percona';
}
$conflictedBehaviors = RoleAdapter::behaviorsToData($conflictedBehaviors);
throw new ApiErrorException(409, ErrorMessage::ERR_UNICITY_VIOLATION, sprintf('Only one [%s] role can be added to farm', implode(', ', $conflictedBehaviors)));
}
}
if (empty($entity->platform)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property platform");
}
switch ($entity->platform) {
case SERVER_PLATFORMS::EC2:
if (empty($entity->settings[FarmRoleSetting::INSTANCE_TYPE])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Missed property instance.type");
}
/* @var $platform Ec2PlatformModule */
$platform = PlatformFactory::NewPlatform(SERVER_PLATFORMS::EC2);
if (!in_array($entity->settings[FarmRoleSetting::INSTANCE_TYPE], $platform->getInstanceTypes())) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Wrong instance type");
}
$gov = new Scalr_Governance($this->controller->getEnvironment()->id);
$allowGovernanceIns = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::INSTANCE_TYPE);
if (isset($allowGovernanceIns) && !in_array($entity->settings[FarmRoleSetting::INSTANCE_TYPE], $allowGovernanceIns)) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed according to governance settings", ...count($allowGovernanceIns) > 1 ? [implode(', ', $allowGovernanceIns), 'instances are'] : [array_shift($allowGovernanceIns), 'instance is']));
}
if (!in_array($entity->cloudLocation, Aws::getCloudLocations())) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Unknown region");
}
$vpcGovernanceRegions = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::AWS_VPC, 'regions');
if (isset($vpcGovernanceRegions) && !array_key_exists($entity->cloudLocation, $vpcGovernanceRegions)) {
$regions = array_keys($vpcGovernanceRegions);
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed according to governance settings", ...count($regions) > 1 ? [implode(', ', $regions), 'regions are'] : [array_shift($regions), 'region is']));
}
$env = Scalr_Environment::init()->loadById($this->controller->getEnvironment()->id);
$aws = $this->controller->getContainer()->aws($entity->cloudLocation, $env);
if (!empty($entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE]) && $entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE] !== 'x-scalr-diff') {
$availZones = explode(":", str_replace("x-scalr-custom=", '', $entity->settings[FarmRoleSetting::AWS_AVAIL_ZONE]));
$ec2availabilityZones = [];
foreach ($aws->ec2->availabilityZone->describe() as $zone) {
/* @var $zone AvailabilityZoneData */
if (stristr($zone->zoneState, 'available')) {
$ec2availabilityZones[] = $zone->zoneName;
}
}
$diffZones = array_diff($availZones, $ec2availabilityZones);
if (!empty($diffZones)) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, sprintf('%s %s available. Available zones are %s', ...count($diffZones) > 1 ? [implode(', ', $diffZones), 'zones are not', implode(', ', $ec2availabilityZones)] : [array_shift($diffZones), 'zone is not', implode(', ', $ec2availabilityZones)]));
}
}
if (!empty($farm->settings[FarmSetting::EC2_VPC_ID])) {
if (empty($entity->settings[FarmRoleSetting::AWS_VPC_SUBNET_ID])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "VPC Subnet(s) should be described");
}
$vpcId = $farm->settings[FarmSetting::EC2_VPC_ID];
$subnets = $platform->listSubnets($env, $entity->cloudLocation, $vpcId, true);
$vpcGovernanceIds = $gov->getValue(SERVER_PLATFORMS::EC2, Scalr_Governance::AWS_VPC, 'ids');
$subnetType = null;
foreach (json_decode($entity->settings[FarmRoleSetting::AWS_VPC_SUBNET_ID]) as $subnetId) {
$found = false;
foreach ($subnets as $subnet) {
if ($subnet['id'] == $subnetId) {
if ($subnetType == null) {
$subnetType = $subnet['type'];
} else {
if ($subnet['type'] != $subnetType) {
throw new ApiErrorException(409, ErrorMessage::ERR_UNICITY_VIOLATION, "All subnets must be a same type");
}
}
//check governance subnet settings
if (isset($vpcGovernanceIds[$vpcId])) {
if (!empty($vpcGovernanceIds[$vpcId]) && is_array($vpcGovernanceIds[$vpcId]) && !in_array($subnetId, $vpcGovernanceIds[$vpcId])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, sprintf("Only %s %s allowed by governance settings", ...count($vpcGovernanceIds[$vpcId]) > 1 ? [implode(', ', $vpcGovernanceIds[$vpcId]), 'subnets are'] : [array_shift($vpcGovernanceIds[$vpcId]), 'subnet is']));
} else {
if ($vpcGovernanceIds[$vpcId] == "outbound-only" && $subnetType != 'private') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Only private subnets allowed by governance settings");
} else {
if ($vpcGovernanceIds[$vpcId] == "full" && $subnetType != 'public') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Only public subnets allowed by governance settings");
}
}
}
}
$found = true;
}
}
if (!$found) {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Subnet with id '{$subnetId}' not found");
}
}
if (!empty($entity->settings[Scalr_Role_Behavior_Router::ROLE_VPC_SCALR_ROUTER_ID])) {
$router = $this->controller->getFarmRole($entity->settings[Scalr_Role_Behavior_Router::ROLE_VPC_SCALR_ROUTER_ID]);
if (empty($router->settings[Scalr_Role_Behavior_Router::ROLE_VPC_NID])) {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Farm-role with id '{$router->id}' is not a valid router");
}
} else {
if (\Scalr::config('scalr.instances_connection_policy') != 'local' && $subnetType == 'private') {
throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "You must describe a VPC Router");
}
}
}
break;
default:
if (isset(SERVER_PLATFORMS::GetList()[$entity->platform])) {
throw new ApiErrorException(501, ErrorMessage::ERR_NOT_IMPLEMENTED, "Platform '{$entity->platform}' is not supported yet");
} else {
throw new ApiErrorException(404, ErrorMessage::ERR_OBJECT_NOT_FOUND, "Unknown platform '{$entity->platform}'");
}
}
if (!$this->controller->hasPermissions($entity, true)) {
//Checks entity level write access permissions
throw new ApiErrorException(403, ErrorMessage::ERR_PERMISSION_VIOLATION, "Insufficient permissions");
}
}