public function testRegisterSetsSessionSaveHandlerAndIniSettings()
{
ini_set('session.gc_probability', '0');
$handler = SessionHandler::factory(array('dynamodb_client' => $this->getMockedClient(), 'automatic_gc' => true));
$this->assertTrue($handler->register());
$this->assertEquals('1', ini_get('session.gc_probability'));
ini_set('session.gc_probability', '0');
}
public function register(Application $app)
{
parent::register($app);
/** @noinspection PhpParamsInspection */
$app['session.storage.handler'] = $app->share(function ($app) {
$config = $app['session.dynamodb.options'];
if (!array_key_exists('dynamodb_client', $config)) {
$config['dynamodb_client'] = $this->getDynamoDbClient($app['aws']);
}
return SessionHandler::factory($config);
});
$app['session.dynamodb.options'] = array();
}
public function __construct()
{
$aws = Configure::read('Session.handler.aws');
$dynamoDB = $aws->get('dynamodb');
$config = array('dynamodb_client' => $dynamoDB, 'session_lifetime' => Configure::read('Session.timeout') * 60, 'table_name' => DynamoDBSession::DEFAULT_TABLE_NAME, 'locking_strategy' => 'pessimistic');
if (Configure::check('Session.handler.table_name')) {
$config['table_name'] = Configure::read('Session.handler.table_name');
}
if (Configure::check('Session.handler.locking_strategy')) {
$config['locking_strategy'] = Configure::read('Session.handler.locking_strategy');
}
$this->_sessionHandler = SessionHandler::factory($config);
if (Configure::check('Session.handler.session_name')) {
$this->_sessionName = Configure::read('Session.handler.session_name');
}
}
public function __construct($options, $table)
{
// refer to the Session class to find the session timeout value (if it exists)
// in terms of DynamoDB, session_lifetime is the time to mark the inactive
// session to be garbage collected
// if {@link GarbageCollectSessionCronTask} is running periodically on your
// server (via the silverstripe-crontask module), then the inactive session
// will get removed from the DynamoDB session table.
if (!isset($options['session_lifetime'])) {
$timeout = Config::inst()->get('Session', 'timeout');
if ($timeout != null) {
$options['session_lifetime'] = $timeout;
}
}
$this->client = DynamoDbClient::factory($options);
$this->table = $table;
$this->handler = SessionHandler::factory(array('dynamodb_client' => $this->client, 'table_name' => $this->table));
}
/**
* Convenience method for instantiating and registering the DynamoDB
* Session handler with this DynamoDB client object.
*
* @param array $config Array of options for the session handler factory
*
* @return SessionHandler
*/
public function registerSessionHandler(array $config = array())
{
$config = array_replace(array('dynamodb_client' => $this), $config);
$handler = SessionHandler::factory($config);
$handler->register();
return $handler;
}
/**
* Ensures that garbage collection functionality is working correctly
*/
public function testGarbageCollection()
{
$currentCount = iterator_count($this->client->getIterator('Scan', array('TableName' => $this->table)));
self::log('Put 10 expired items into the sessions table');
$writeBatch = WriteRequestBatch::factory($this->client);
for ($i = 1; $i <= 10; $i++) {
$writeBatch->add(new PutRequest(Item::fromArray(array('id' => "example_{$i}", 'expires' => time() - 5 * Time::SECONDS)), $this->table));
}
$writeBatch->flush();
self::log('Assert that all 10 items made it into the sessions table');
$result = $this->client->getCommand('Scan', array('TableName' => $this->table))->execute();
$this->assertEquals(10 + $currentCount, $result['Count'], 'Not all of the items were inserted.');
self::log('Create a session handler to use with a lower batch size');
$sh = SessionHandler::factory(array('dynamodb_client' => $this->client, 'table_name' => $this->table, 'gc_batch_size' => 3));
self::log('Run the garbage collection');
$sh->garbageCollect();
self::log('Assert that all 10 items were deleted from the sessions table');
$result = $this->client->getCommand('Scan', array('TableName' => $this->table))->execute();
$this->assertEquals(0, $result['Count'], 'Not all of the items were removed.');
}
$connexionString = "mysql:host=" . $config->db->mysql->host . ";dbname=" . $config->db->mysql->database;
if ($config->db->mysql->logged) {
$db = new LoggedPDO($connexionString, $config->db->mysql->user, $config->db->mysql->password, $pdo_options);
} else {
$db = new PDO($connexionString, $config->db->mysql->user, $config->db->mysql->password, $pdo_options);
}
$db->exec("SET time_zone='" . $offset . "';");
} catch (Exception $e) {
die("Erreur : " . $e->getMessage());
}
return $db;
}
function connect_dynamoDB($config)
{
$client = DynamoDbClient::factory(array('key' => $config->aws->key, 'secret' => $config->aws->secret, 'region' => $config->aws->region));
return $client;
}
if ($config->db->dynamoSessions) {
require_once dirname(__FILE__) . '/../ext/autoload.php';
$dynamoDB = connect_dynamoDB($config);
// registering the dynamodb session handler performs some useless operations
// in session!
if (!isset($noSessions) || !$noSessions) {
$sessionHandler = SessionHandler::factory(array('dynamodb_client' => $dynamoDB, 'table_name' => 'sessions', 'locking_strategy' => 'pessimistic', 'consistent_read' => true));
$sessionHandler->register();
}
}
if ($config->db->use != "dynamoDB" || !isset($noSQL) || !$noSQL) {
// mysql is almost always used
$db = connect_pdo($config);
}
/**
* @param \Aws\DynamoDb\DynamoDbClient $client
* @param $config array
*/
public function __construct(DynamoDbClient $client, array $config)
{
$this->client = $client;
$config['dynamodb_client'] = $client;
$this->handler = \Aws\DynamoDb\Session\SessionHandler::factory($config);
}
