public function getAiravataClient()
{
$transport = new TSocket($this->airavataServerHost, $this->airavataServerPort);
$protocol = new TBinaryProtocol($transport);
$transport->open();
return new AiravataClient($protocol);
}
function register()
{
$airavataconfig = parse_ini_file("airavata-client-properties.ini");
$transport = new TSocket($airavataconfig['AIRAVATA_SERVER'], $airavataconfig['AIRAVATA_PORT']);
$transport->setSendTimeout($airavataconfig['AIRAVATA_TIMEOUT']);
$protocol = new TBinaryProtocol($transport);
$transport->open();
try {
$airavataclient = new AiravataClient($protocol);
$registeredModules = getRegisteredModules($airavataclient);
$modules = getUnregisteredModules($registeredModules);
// $modules = getModulesNames();
echo var_dump($registeredModules);
echo var_dump($modules);
if (!empty($modules)) {
$localhostId = registerLocalHost($airavataclient);
$moduleids = registerApplicationModule($airavataclient, $modules);
registerApplicationDeployments($airavataclient, $moduleids, $modules, $localhostId);
registerApplicationInterfaces($airavataclient, $moduleids, $modules, $localhostId);
// $host = $airavataclient->registerComputeResource();
}
} catch (InvalidRequestException $ire) {
print 'InvalidRequestException: ' . $ire->getMessage() . "\n";
} catch (AiravataClientException $ace) {
print 'Airavata System Exception: ' . $ace->getMessage() . "\n";
} catch (AiravataSystemException $ase) {
print 'Airavata System Exception: ' . $ase->getMessage() . "\n";
}
$transport->close();
}
/**
* Register the service provider.
*
* @return void
*/
public function register()
{
//registering service provider
$this->app['airavata'] = $this->app->share(function ($app) {
try {
$transport = new TSocket(Config::get('pga_config.airavata')['airavata-server'], Config::get('pga_config.airavata')['airavata-port']);
$transport->setRecvTimeout(Config::get('pga_config.airavata')['airavata-timeout']);
$transport->setSendTimeout(Config::get('pga_config.airavata')['airavata-timeout']);
$protocol = new TBinaryProtocol($transport);
$transport->open();
$client = new AiravataClient($protocol);
} catch (\Exception $ex) {
throw new \Exception("Unable to instantiate Airavata Client", 0, $ex);
}
if (is_object($client)) {
return $client;
} else {
throw new \Exception("Unable to instantiate Airavata Client");
}
});
//registering alis
$this->app->booting(function () {
$loader = \Illuminate\Foundation\AliasLoader::getInstance();
$loader->alias('Airavata', 'Airavata\\Facades\\Airavata');
});
}
public function getUserAPIClient()
{
$transport = new TSocket($this->userapiServerHost, $this->userapiServerPort);
$transport->setRecvTimeout(5000);
$transport->setSendTimeout(5000);
$protocol = new TBinaryProtocol($transport);
$transport->open();
return new UserAPIClient($protocol);
}
public function open()
{
parent::setSendTimeout($this->_connectTimeoutMs);
try {
parent::open();
} finally {
parent::setSendTimeout($this->_sendTimeoutMs);
}
}
function register()
{
$gatewayId = $GLOBALS['AIRAVATA_GATEWAY'];
$transport = new TSocket($GLOBALS['AIRAVATA_SERVER'], $GLOBALS['AIRAVATA_PORT']);
$transport->setSendTimeout($GLOBALS['AIRAVATA_TIMEOUT']);
$transport->setRecvTimeout($GLOBALS['AIRAVATA_TIMEOUT']);
$protocol = new TBinaryProtocol($transport);
try {
$transport->open();
$airavataclient = new AiravataClient($protocol);
if (!$airavataclient->isGatewayExist($gatewayId)) {
$gateway = new Gateway();
$gateway->gatewayId = $gatewayId;
$gateway->gatewayName = "GeanApp_GateWaay";
$gateway->domain = $GLOBALS['AIRAVATA_SERVER'];
$gateway->emailAddress = $GLOBALS['AIRAVATA_EMAIL'];
$airavataclient->addGateway($gateway);
registerComputeResourceHost($airavataclient, $GLOBALS['COMPUTE_RESOURCE']);
} else {
if (isGatewayRegistered($airavataclient, $gatewayId)) {
$cmrf = $airavataclient->getGatewayResourceProfile($gatewayId)->computeResourcePreferences;
registerComputeResourceHost($airavataclient, getUnRegisteredHost($airavataclient, $cmrf));
} else {
registerComputeResourceHost($airavataclient, $GLOBALS['COMPUTE_RESOURCE']);
}
}
$hostIds = getHostIds($airavataclient, $gatewayId);
$registeredModules = getRegisteredModules($airavataclient, $gatewayId);
$modulesHost = getUnregisteredModules($airavataclient, $registeredModules);
foreach ($modulesHost as $hostName => $modules) {
if (!empty($modules)) {
$moduleids = registerApplicationModule($gatewayId, $airavataclient, $modules);
registerApplicationDeployments($gatewayId, $airavataclient, $moduleids, $modules, $hostIds[$hostName]);
registerApplicationInterfaces($gatewayId, $airavataclient, $moduleids, $modules, $hostName);
}
}
$transport->close();
} catch (InvalidRequestException $ire) {
echo 'InvalidRequestException: ' . $ire->getMessage();
} catch (AiravataClientException $ace) {
echo 'Airavata System Exception: ' . $ace->getMessage();
} catch (AiravataSystemException $ase) {
echo 'Airavata System Exception: ' . $ase->getMessage();
} catch (TException $tx) {
echo 'There is some connection problem, please check if airavata is runnig properly and try again later';
} catch (\Exception $e) {
echo 'Exception: ' . $e->getMessage();
}
}
require_once $GLOBALS['THRIFT_ROOT'] . 'StringFunc/TStringFunc.php';
require_once $GLOBALS['THRIFT_ROOT'] . 'StringFunc/Core.php';
$GLOBALS['AIRAVATA_ROOT'] = 'lib/Airavata/';
// $GLOBALS['AIRAVATA_ROOT'] = $airavataconfig['AIRAVATA_PHP_STUBS_DIR'];
require_once $GLOBALS['AIRAVATA_ROOT'] . 'API/Airavata.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'API/Error/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/Workspace/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/Workspace/Experiment/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/AppCatalog/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/AppCatalog/ComputeResource/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/AppCatalog/AppDeployment/Types.php';
require_once $GLOBALS['AIRAVATA_ROOT'] . 'Model/AppCatalog/AppInterface/Types.php';
use Airavata\API\Error\AiravataClientException;
use Airavata\API\Error\AiravataSystemException;
use Airavata\API\Error\InvalidRequestException;
use Airavata\Client\AiravataClientFactory;
use Thrift\Protocol\TBinaryProtocol;
use Thrift\Transport\TBufferedTransport;
use Thrift\Transport\TSocket;
use Airavata\API\AiravataClient;
$transport = new TSocket($airavataconfig['AIRAVATA_SERVER'], $airavataconfig['AIRAVATA_PORT']);
$transport->setRecvTimeout($airavataconfig['AIRAVATA_TIMEOUT']);
$transport->setSendTimeout($airavataconfig['AIRAVATA_TIMEOUT']);
$protocol = new TBinaryProtocol($transport);
$transport->open();
$airavataclient = new AiravataClient($protocol);
// function sampleDisabled()
// {
// echo "The execution of this script is disabled so the XSEDE 14 tutorial will remain coherent. The code is complete and will illustrate the usage of the API. \n";
// exit(0);
// }
function getOutput($expId)
{
$transport = new TSocket($GLOBALS['AIRAVATA_SERVER'], $GLOBALS['AIRAVATA_PORT']);
$transport->setSendTimeout($GLOBALS['AIRAVATA_TIMEOUT']);
$protocol = new TBinaryProtocol($transport);
$errors = array('CANCELED' => "Experiment Cancelled", 'SUSPENDED' => "Experiment Suspended", 'FAILED' => "Experiment Failed");
try {
$airavataclient = new AiravataClient($protocol);
$transport->open();
while (($status = get_experiment_status($airavataclient, $expId)) != "COMPLETED") {
if (isset($errors[$status])) {
$transport->close();
return "{\"error\":\"" . $errors[$status] . "\"}";
exit;
}
sleep(1);
}
$outputs = $airavataclient->getExperimentOutputs($expId);
$transport->close();
$outputData = array();
if (!empty($outputs[0]->value)) {
$out = json_decode($outputs[0]->value);
$out->Computational_Host = $GLOBALS["RESOURCE_HOST"];
$outputData["output"] = json_encode($out);
} else {
$outputData["error"] = $outputs[1]->value;
}
} catch (InvalidRequestException $ire) {
$outputData["error"] = 'InvalidRequestException: ' . $ire->getMessage();
} catch (AiravataClientException $ace) {
$outputData["error"] = 'Airavata System Exception: ' . $ace->getMessage();
} catch (AiravataSystemException $ase) {
$outputData["error"] = 'Airavata System Exception: ' . $ase->getMessage();
} catch (TException $tx) {
$outputData["error"] = 'Exception: ' . $tx->getMessage();
} catch (ExperimentNotFoundException $enf) {
$outputData["error"] = 'ExperimentNotFoundException: ' . $enf->getMessage();
} catch (TTransportException $tte) {
$outputData["error"] = 'TTransportException: ' . $tte->getMessage();
} catch (\Exception $e) {
$outputData["error"] = 'Exception: ' . $e->getMessage();
}
return json_encode($outputData);
}
/**
* Connects the socket by iterating through all the servers in the pool
* and trying to find one that works.
*/
public function open()
{
// Check if we want order randomization
if ($this->randomize_) {
shuffle($this->servers_);
}
// Count servers to identify the "last" one
$numServers = count($this->servers_);
for ($i = 0; $i < $numServers; ++$i) {
// This extracts the $host and $port variables
extract($this->servers_[$i]);
// Check APC cache for a record of this server being down
$failtimeKey = 'thrift_failtime:' . $host . ':' . $port . '~';
// Cache miss? Assume it's OK
$lastFailtime = apc_fetch($failtimeKey);
if ($lastFailtime === FALSE) {
$lastFailtime = 0;
}
$retryIntervalPassed = false;
// Cache hit...make sure enough the retry interval has elapsed
if ($lastFailtime > 0) {
$elapsed = time() - $lastFailtime;
if ($elapsed > $this->retryInterval_) {
$retryIntervalPassed = true;
if ($this->debug_) {
call_user_func($this->debugHandler_, 'TSocketPool: retryInterval ' . '(' . $this->retryInterval_ . ') ' . 'has passed for host ' . $host . ':' . $port);
}
}
}
// Only connect if not in the middle of a fail interval, OR if this
// is the LAST server we are trying, just hammer away on it
$isLastServer = false;
if ($this->alwaysTryLast_) {
$isLastServer = $i == $numServers - 1;
}
if ($lastFailtime === 0 || $isLastServer || $lastFailtime > 0 && $retryIntervalPassed) {
// Set underlying TSocket params to this one
$this->host_ = $host;
$this->port_ = $port;
// Try up to numRetries_ connections per server
for ($attempt = 0; $attempt < $this->numRetries_; $attempt++) {
try {
// Use the underlying TSocket open function
parent::open();
// Only clear the failure counts if required to do so
if ($lastFailtime > 0) {
apc_store($failtimeKey, 0);
}
// Successful connection, return now
return;
} catch (TException $tx) {
// Connection failed
}
}
// Mark failure of this host in the cache
$consecfailsKey = 'thrift_consecfails:' . $host . ':' . $port . '~';
// Ignore cache misses
$consecfails = apc_fetch($consecfailsKey);
if ($consecfails === FALSE) {
$consecfails = 0;
}
// Increment by one
$consecfails++;
// Log and cache this failure
if ($consecfails >= $this->maxConsecutiveFailures_) {
if ($this->debug_) {
call_user_func($this->debugHandler_, 'TSocketPool: marking ' . $host . ':' . $port . ' as down for ' . $this->retryInterval_ . ' secs ' . 'after ' . $consecfails . ' failed attempts.');
}
// Store the failure time
apc_store($failtimeKey, time());
// Clear the count of consecutive failures
apc_store($consecfailsKey, 0);
} else {
apc_store($consecfailsKey, $consecfails);
}
}
}
// Oh no; we failed them all. The system is totally ill!
$error = 'TSocketPool: All hosts in pool are down. ';
$hosts = array();
foreach ($this->servers_ as $server) {
$hosts[] = $server['host'] . ':' . $server['port'];
}
$hostlist = implode(',', $hosts);
$error .= '(' . $hostlist . ')';
if ($this->debug_) {
call_user_func($this->debugHandler_, $error);
}
throw new TException($error);
}
/**
* Return an Airavata client
* @return AiravataClient
*/
function get_airavata_client()
{
try {
$transport = new TSocket(AIRAVATA_SERVER, AIRAVATA_PORT);
$transport->setRecvTimeout(AIRAVATA_TIMEOUT);
$transport->setSendTimeout(AIRAVATA_TIMEOUT);
$protocol = new TBinaryProtocol($transport);
$transport->open();
$client = new AiravataClient($protocol);
} catch (Exception $e) {
print_error_message('<p>There was a problem connecting to Airavata.
Please try again later or submit a bug report using the link in the Help menu.</p>' . '<p>' . $e->getMessage() . '</p>');
}
return $client;
}
