/**
* Sends a Message over this transport
*
* @param Message $message
*
* @return int the number of TCP packets sent
*/
public function send(Message $message)
{
$rawMessage = $this->getMessageEncoder()->encode($message) . "";
// send message in one packet
$this->socketClient->write($rawMessage);
return 1;
}
public function testWrite()
{
$testData = "Hello World!";
$numBytes = $this->socketClient->write($testData);
$this->assertEquals(strlen($testData), $numBytes);
// check that message is sent to server
$readData = fread($this->serverSocket, $numBytes);
$this->assertEquals($testData, $readData);
}
/**
* Sends a Message over this transport
*
* @param MessageInterface $message
*
* @return int the number of bytes sent
*/
public function send(MessageInterface $message)
{
$messageEncoder = $this->getMessageEncoder();
$rawMessage = $messageEncoder->encode($message);
$request = array(sprintf("POST %s HTTP/1.1", $this->path), sprintf("Host: %s:%d", $this->host, $this->port), sprintf("Content-Length: %d", strlen($rawMessage)), "Content-Type: application/json", "Connection: Keep-Alive", "Accept: */*");
if (null !== $this->authentication) {
$request[] = "Authorization: Basic " . base64_encode($this->authentication);
}
if ($messageEncoder instanceof CompressedJsonEncoder) {
$request[] = "Content-Encoding: gzip";
}
$request[] = "";
// blank line to separate headers from body
$request[] = $rawMessage;
$request = implode($request, "\r\n");
$byteCount = $this->socketClient->write($request);
$headers = $this->readResponseHeaders();
// if we don't have a HTTP/1.1 connection, or the server decided to close the connection
// we should do so as well. next read/write-attempt will open a new socket in this case.
if (strpos($headers, "HTTP/1.1") !== 0 || preg_match("!Connection:\\s*Close!i", $headers)) {
$this->socketClient->close();
}
if (!preg_match("!^HTTP/1.\\d 202 Accepted!i", $headers)) {
throw new RuntimeException(sprintf("Graylog-Server didn't answer properly, expected 'HTTP/1.x 202 Accepted', response is '%s'", trim($headers)));
}
return $byteCount;
}
/**
* Sends given string in multiple chunks
*
* @param string $rawMessage
* @return int
*
* @throws RuntimeException on too large messages which would exceed the
maximum number of possible chunks
*/
protected function sendMessageInChunks($rawMessage)
{
// split to chunks
$chunks = str_split($rawMessage, $this->chunkSize);
$numChunks = count($chunks);
if ($numChunks > self::CHUNK_MAX_COUNT) {
throw new RuntimeException(sprintf("Message is to big. Chunk count exceeds %d", self::CHUNK_MAX_COUNT));
}
// generate a random 8byte-message-id
$messageId = substr(md5(uniqid(), true), 0, 8);
// send chunks with a correct chunk-header
// @link http://graylog2.org/gelf#specs
foreach ($chunks as $idx => $chunk) {
$data = self::CHUNK_GELF_ID . $messageId . pack('CC', $idx, $numChunks) . $chunk;
$this->socketClient->write($data);
}
return $numChunks;
}
