Set the read timeout for the connection. Use 0 to disable timeouts entirely (or use a very long timeout
if not supported).
| public setReadTimeout ( integer $timeout ) : Credis_Client | ||
| $timeout | integer | 0 (or -1) for no timeout, otherwise number of seconds |
| return | Credis_Client | |
public function testReadTimeout()
{
$this->credis->setReadTimeout(0.0001);
try {
$this->credis->save();
$this->fail('Expected exception (read should timeout since disk sync should take longer than 0.0001 seconds).');
} catch (CredisException $e) {
}
$this->credis->setReadTimeout(10);
}
public function init()
{
$this->_host = $this->_options['host'];
$this->_port = $this->_options['port'];
$this->_timeout = $this->_options['timeout'];
$this->_prefix = $this->_options['prefix'];
try {
$this->_client = new \Credis_Client($this->_host, $this->_port, $this->_timeout);
$this->_client->setReadTimeout(0);
} catch (Exception $e) {
print_r($e->getMessage());
}
}
public function testPubsub()
{
$timeout = 2;
$time = time();
$this->credis->setReadTimeout($timeout);
try {
$testCase = $this;
$this->credis->pSubscribe(array('foobar', 'test*'), function ($credis, $pattern, $channel, $message) use($testCase, &$time) {
$time = time();
// Reset timeout
// Test using: redis-cli publish foobar blah
$testCase->assertEquals('blah', $message);
});
$this->fail('pSubscribe should not return.');
} catch (CredisException $e) {
$this->assertEquals($timeout, time() - $time);
if ($this->useStandalone) {
// phpredis does not distinguish between timed out and disconnected
$this->assertEquals($e->getCode(), CredisException::CODE_TIMED_OUT);
} else {
$this->assertEquals($e->getCode(), CredisException::CODE_DISCONNECTED);
}
}
// Perform a new subscription. Client should have either unsubscribed or disconnected
$timeout = 2;
$time = time();
$this->credis->setReadTimeout($timeout);
try {
$testCase = $this;
$this->credis->subscribe('foobar', function ($credis, $channel, $message) use($testCase, &$time) {
$time = time();
// Reset timeout
// Test using: redis-cli publish foobar blah
$testCase->assertEquals('blah', $message);
});
$this->fail('subscribe should not return.');
} catch (CredisException $e) {
$this->assertEquals($timeout, time() - $time);
if ($this->useStandalone) {
// phpredis does not distinguish between timed out and disconnected
$this->assertEquals($e->getCode(), CredisException::CODE_TIMED_OUT);
} else {
$this->assertEquals($e->getCode(), CredisException::CODE_DISCONNECTED);
}
}
}
/**
* Contruct Zend_Cache Redis backend
* @param array $options
* @return \Cm_Cache_Backend_Redis
*/
public function __construct($options = array())
{
if (empty($options['server'])) {
Zend_Cache::throwException('Redis \'server\' not specified.');
}
if (empty($options['port']) && substr($options['server'], 0, 1) != '/') {
Zend_Cache::throwException('Redis \'port\' not specified.');
}
$port = isset($options['port']) ? $options['port'] : NULL;
$timeout = isset($options['timeout']) ? $options['timeout'] : self::DEFAULT_CONNECT_TIMEOUT;
$persistent = isset($options['persistent']) ? $options['persistent'] : '';
$this->_redis = new Credis_Client($options['server'], $port, $timeout, $persistent);
if (isset($options['force_standalone']) && $options['force_standalone']) {
$this->_redis->forceStandalone();
}
$connectRetries = isset($options['connect_retries']) ? (int) $options['connect_retries'] : self::DEFAULT_CONNECT_RETRIES;
$this->_redis->setMaxConnectRetries($connectRetries);
if (!empty($options['read_timeout']) && $options['read_timeout'] > 0) {
$this->_redis->setReadTimeout((double) $options['read_timeout']);
}
if (!empty($options['password'])) {
$this->_redis->auth($options['password']) or Zend_Cache::throwException('Unable to authenticate with the redis server.');
}
// Always select database on startup in case persistent connection is re-used by other code
if (empty($options['database'])) {
$options['database'] = 0;
}
$this->_redis->select((int) $options['database']) or Zend_Cache::throwException('The redis database could not be selected.');
if (isset($options['notMatchingTags'])) {
$this->_notMatchingTags = (bool) $options['notMatchingTags'];
}
if (isset($options['compress_tags'])) {
$this->_compressTags = (int) $options['compress_tags'];
}
if (isset($options['compress_data'])) {
$this->_compressData = (int) $options['compress_data'];
}
if (isset($options['lifetimelimit'])) {
$this->_lifetimelimit = (int) min($options['lifetimelimit'], self::MAX_LIFETIME);
}
if (isset($options['compress_threshold'])) {
$this->_compressThreshold = (int) $options['compress_threshold'];
}
if (isset($options['automatic_cleaning_factor'])) {
$this->_options['automatic_cleaning_factor'] = (int) $options['automatic_cleaning_factor'];
} else {
$this->_options['automatic_cleaning_factor'] = 0;
}
if (isset($options['compression_lib'])) {
$this->_compressionLib = $options['compression_lib'];
} else {
if (function_exists('snappy_compress')) {
$this->_compressionLib = 'snappy';
} else {
if (function_exists('lzf_compress')) {
$this->_compressionLib = 'lzf';
} else {
$this->_compressionLib = 'gzip';
}
}
}
$this->_compressPrefix = substr($this->_compressionLib, 0, 2) . self::COMPRESS_PREFIX;
if (isset($options['use_lua'])) {
$this->_useLua = (bool) $options['use_lua'];
}
}