/**
* Retrieves the error messages from a MQ error queue.
*
* @throws Exception
*/
public function readErrorMessages()
{
$msgArr = array();
try {
// connect to queue manager
$this->getSSLConnection();
// $mqods = array('ObjectName' => $queue_name, 'ObjectQMgrName' => $queue_manager);
$mqods = array('ObjectName' => $this->errorQueue);
// open the connection to the given queue
mqseries_open($this->connection, $mqods, MQSERIES_MQOO_INPUT_AS_Q_DEF | MQSERIES_MQOO_FAIL_IF_QUIESCING | MQSERIES_MQOO_OUTPUT, $this->obj, $comp_code, $reason);
// $obj now holds the reference to the queue object
while ($comp_code != MQSERIES_MQCC_FAILED) {
$msg = null;
// setup empty message descriptor.
$mdg = array();
// setup get message options
$gmo = array('Options' => MQSERIES_MQGMO_FAIL_IF_QUIESCING | MQSERIES_MQGMO_WAIT, 'WaitInterval' => 30000);
// get the message from the queue
mqseries_get($this->connection, $this->obj, $mdg, $gmo, 4194304, $msg, $data_length, $comp_code, $reason);
if ($reason != MQSERIES_MQRC_NONE) {
if ($reason == MQSERIES_MQRC_NO_MSG_AVAILABLE) {
$this->log->info("No More Messages");
} else {
printf("GET CompCode:%d Reason:%d Text:%s<br>", $comp_code, $reason, mqseries_strerror($reason));
$this->log->info("\n\nCould not read the error message from the error queue.");
}
} else {
if (empty($msg)) {
continue;
}
$msgKey = date('Y-m-d', strtotime($mdg['PutDate'])) . ' ' . $mdg['PutTime'];
$msgArr[$msgKey] = $msg;
$this->log->info("\nMessage read successfully from the error queue.\n");
$this->log->info("\nFirst 2000 characters of the read message: \n" . substr($msg, 0, 1999) . " ...");
}
}
// close the object reference $obj
$this->closeTarget();
// disconnect from the queue manager
$this->disconnect();
} catch (Exception $e) {
$message = "\nAn error occurred while reading the messages in the error queue. " . $e->getMessage() . "\n";
$this->log->error($message);
throw new Exception($message);
}
return $msgArr;
}
/**
* Get a message from an open queue
*
* @param Get\Params $params
* @return string|boolean
* @throws QueueUnavailableException when there is no open queue
*/
public function getMessageFromQueue($params)
{
if (!$this->isConnected || !$this->isQueueOpened) {
throw new QueueUnavailableException("There is no queue to get a message from!");
}
$mqmd = $params->buildMQMD();
$mqgmo = $params->buildMQGMO();
mqseries_get($this->connection, $this->queue, $mqmd, $mqgmo, $this->defaultMessageBuffer, $this->msg, $this->msgSize, $this->completionCode, $this->reason);
if ($this->completionCode !== MQSERIES_MQCC_OK) {
$this->logger->error(__METHOD__ . "(): ERROR " . sprintf("GET CompCode:%d Reason:%d Text:%s\n", $this->completionCode, $this->reason, mqseries_strerror($this->reason)));
//Check if response is "2080 MQRC TRUNCATED MSG FAILED" and if so, increase message buffer:
if ($this->getLastCompletionReasonCode() == 2080 && $this->getLastCompletionCode() == MQSERIES_MQCC_WARNING) {
$this->logger->notice('Message buffer too small. Increasing to ' . $this->getLastMessageSize() . ' and trying again...');
$this->setDefaultMessageBuffer($this->getLastMessageSize());
return $this->getMessageFromQueue($params);
} elseif ($this->getLastCompletionReasonCode() == 2033 && $this->getLastCompletionCode() == MQSERIES_MQCC_FAILED) {
//The queue is empty
throw new QueueIsEmptyException($this->getLastCompletionReason(), $this->getLastCompletionReasonCode());
} else {
return false;
}
} else {
return $this->msg;
}
}
