/**
* Get a connection to the Swift proxy
*
* @return CF_Connection|false
* @throws InvalidResponseException
*/
protected function getConnection()
{
if ($this->conn === false) {
throw new InvalidResponseException();
// failed last attempt
}
// Session keys expire after a while, so we renew them periodically
if ($this->conn && time() - $this->connStarted > $this->authTTL) {
$this->conn->close();
// close active cURL connections
$this->conn = null;
}
// Authenticate with proxy and get a session key...
if ($this->conn === null) {
$this->connContainers = array();
try {
$this->auth->authenticate();
$this->conn = new CF_Connection($this->auth);
$this->connStarted = time();
} catch (AuthenticationException $e) {
$this->conn = false;
// don't keep re-trying
} catch (InvalidResponseException $e) {
$this->conn = false;
// don't keep re-trying
}
}
if (!$this->conn) {
throw new InvalidResponseException();
// auth/connection problem
}
return $this->conn;
}
/**
* Close the connection to the Swift proxy
*
* @return void
*/
protected function closeConnection() {
if ( $this->conn ) {
$this->conn->close(); // close active cURL handles in CF_Http object
$this->conn = null;
$this->sessionStarted = 0;
$this->connContainerCache->clear();
}
}
/**
* Close the connection to the Swift proxy
*
* @return void
*/
protected function closeConnection()
{
if ($this->conn) {
$this->srvCache->delete($this->getCredsCacheKey($this->auth->username));
$this->conn->close();
// close active cURL handles in CF_Http object
$this->conn = null;
$this->connStarted = 0;
}
}
