[HttpFoundation] MongoDbSessionHandler supports auto expiry via configurable expiry_field
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@ -62,9 +62,10 @@ class MongoDbSessionHandler implements \SessionHandlerInterface
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$this->mongo = $mongo;
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$this->options = array_merge(array(
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'id_field' => '_id',
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'data_field' => 'data',
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'time_field' => 'time',
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'id_field' => '_id',
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'data_field' => 'data',
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'time_field' => 'time',
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'expiry_field' => false,
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), $options);
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}
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@ -109,6 +110,9 @@ class MongoDbSessionHandler implements \SessionHandlerInterface
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*
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* See: http://docs.mongodb.org/manual/tutorial/expire-data/
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*/
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if (false !== $this->options['expiry_field']) {
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return true;
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}
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$time = new \MongoDate(time() - $maxlifetime);
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$this->getCollection()->remove(array(
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@ -123,12 +127,27 @@ class MongoDbSessionHandler implements \SessionHandlerInterface
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*/
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public function write($sessionId, $data)
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{
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$fields = array(
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$this->options['data_field'] => new \MongoBinData($data, \MongoBinData::BYTE_ARRAY),
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$this->options['time_field'] => new \MongoDate(),
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);
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/* Note: As discussed in the gc method of this class. You can utilise
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* TTL collections in MongoDB 2.2+
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* We are setting the "expiry_field" as part of the write operation here
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* You will need to create the index on your collection that expires documents
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* at that time
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* e.g.
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* db.MySessionCollection.ensureIndex( { "expireAt": 1 }, { expireAfterSeconds: 0 } )
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*/
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if (false !== $this->options['expiry_field']) {
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$expiry = new \MongoDate(time() + (int) ini_get('session.gc_maxlifetime'));
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$fields[$this->options['expiry_field']] = $expiry;
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}
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$this->getCollection()->update(
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array($this->options['id_field'] => $sessionId),
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array('$set' => array(
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$this->options['data_field'] => new \MongoBinData($data, \MongoBinData::BYTE_ARRAY),
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$this->options['time_field'] => new \MongoDate(),
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)),
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array('$set' => $fields),
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array('upsert' => true, 'multiple' => false)
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);
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@ -41,7 +41,7 @@ class MongoDbSessionHandlerTest extends \PHPUnit_Framework_TestCase
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'data_field' => 'data',
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'time_field' => 'time',
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'database' => 'sf2-test',
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'collection' => 'session-test'
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'collection' => 'session-test',
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);
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$this->storage = new MongoDbSessionHandler($this->mongo, $this->options);
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@ -100,6 +100,45 @@ class MongoDbSessionHandlerTest extends \PHPUnit_Framework_TestCase
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$that->assertInstanceOf('MongoDate', $data[$this->options['time_field']]);
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}
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public function testWriteWhenUsingExpiresField()
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{
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$this->options = array(
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'id_field' => '_id',
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'data_field' => 'data',
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'time_field' => 'time',
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'database' => 'sf2-test',
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'collection' => 'session-test',
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'expiry_field' => 'expiresAt'
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);
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$this->storage = new MongoDbSessionHandler($this->mongo, $this->options);
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$collection = $this->createMongoCollectionMock();
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$this->mongo->expects($this->once())
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->method('selectCollection')
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->with($this->options['database'], $this->options['collection'])
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->will($this->returnValue($collection));
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$that = $this;
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$data = array();
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$collection->expects($this->once())
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->method('update')
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->will($this->returnCallback(function ($criteria, $updateData, $options) use ($that, &$data) {
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$that->assertEquals(array($that->options['id_field'] => 'foo'), $criteria);
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$that->assertEquals(array('upsert' => true, 'multiple' => false), $options);
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$data = $updateData['$set'];
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}));
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$this->assertTrue($this->storage->write('foo', 'bar'));
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$this->assertEquals('bar', $data[$this->options['data_field']]->bin);
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$that->assertInstanceOf('MongoDate', $data[$this->options['time_field']]);
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$that->assertInstanceOf('MongoDate', $data[$this->options['expiry_field']]);
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}
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public function testReplaceSessionData()
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{
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$collection = $this->createMongoCollectionMock();
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@ -154,10 +193,36 @@ class MongoDbSessionHandlerTest extends \PHPUnit_Framework_TestCase
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->method('remove')
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->will($this->returnCallback(function ($criteria) use ($that) {
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$that->assertInstanceOf('MongoDate', $criteria[$that->options['time_field']]['$lt']);
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$that->assertGreaterThanOrEqual(time() - -1, $criteria[$that->options['time_field']]['$lt']->sec);
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$that->assertGreaterThanOrEqual(time() - 1, $criteria[$that->options['time_field']]['$lt']->sec);
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}));
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$this->assertTrue($this->storage->gc(-1));
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$this->assertTrue($this->storage->gc(1));
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}
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public function testGcWhenUsingExpiresField()
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{
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$this->options = array(
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'id_field' => '_id',
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'data_field' => 'data',
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'time_field' => 'time',
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'database' => 'sf2-test',
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'collection' => 'session-test',
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'expiry_field' => 'expiresAt'
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);
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$this->storage = new MongoDbSessionHandler($this->mongo, $this->options);
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$collection = $this->createMongoCollectionMock();
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$this->mongo->expects($this->never())
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->method('selectCollection');
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$that = $this;
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$collection->expects($this->never())
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->method('remove');
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$this->assertTrue($this->storage->gc(1));
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}
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public function testGetConnection()
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