/**
* Appends AMQP method frame to buffer.
*
* @param MethodFrame $frame
* @param Buffer $buffer
*/
public function appendMethodFrame(MethodFrame $frame, Buffer $buffer)
{
$buffer->appendUint16($frame->classId);
$buffer->appendUint16($frame->methodId);
if ($frame instanceof MethodConnectionStartFrame) {
$buffer->appendUint8($frame->versionMajor);
$buffer->appendUint8($frame->versionMinor);
$this->appendTable($frame->serverProperties, $buffer);
$buffer->appendUint32(strlen($frame->mechanisms));
$buffer->append($frame->mechanisms);
$buffer->appendUint32(strlen($frame->locales));
$buffer->append($frame->locales);
} elseif ($frame instanceof MethodConnectionStartOkFrame) {
$this->appendTable($frame->clientProperties, $buffer);
$buffer->appendUint8(strlen($frame->mechanism));
$buffer->append($frame->mechanism);
$buffer->appendUint32(strlen($frame->response));
$buffer->append($frame->response);
$buffer->appendUint8(strlen($frame->locale));
$buffer->append($frame->locale);
} elseif ($frame instanceof MethodConnectionSecureFrame) {
$buffer->appendUint32(strlen($frame->challenge));
$buffer->append($frame->challenge);
} elseif ($frame instanceof MethodConnectionSecureOkFrame) {
$buffer->appendUint32(strlen($frame->response));
$buffer->append($frame->response);
} elseif ($frame instanceof MethodConnectionTuneFrame) {
$buffer->appendInt16($frame->channelMax);
$buffer->appendInt32($frame->frameMax);
$buffer->appendInt16($frame->heartbeat);
} elseif ($frame instanceof MethodConnectionTuneOkFrame) {
$buffer->appendInt16($frame->channelMax);
$buffer->appendInt32($frame->frameMax);
$buffer->appendInt16($frame->heartbeat);
} elseif ($frame instanceof MethodConnectionOpenFrame) {
$buffer->appendUint8(strlen($frame->virtualHost));
$buffer->append($frame->virtualHost);
$buffer->appendUint8(strlen($frame->capabilities));
$buffer->append($frame->capabilities);
$this->appendBits([$frame->insist], $buffer);
} elseif ($frame instanceof MethodConnectionOpenOkFrame) {
$buffer->appendUint8(strlen($frame->knownHosts));
$buffer->append($frame->knownHosts);
} elseif ($frame instanceof MethodConnectionCloseFrame) {
$buffer->appendInt16($frame->replyCode);
$buffer->appendUint8(strlen($frame->replyText));
$buffer->append($frame->replyText);
$buffer->appendInt16($frame->closeClassId);
$buffer->appendInt16($frame->closeMethodId);
} elseif ($frame instanceof MethodConnectionCloseOkFrame) {
} elseif ($frame instanceof MethodConnectionBlockedFrame) {
$buffer->appendUint8(strlen($frame->reason));
$buffer->append($frame->reason);
} elseif ($frame instanceof MethodConnectionUnblockedFrame) {
} elseif ($frame instanceof MethodChannelOpenFrame) {
$buffer->appendUint8(strlen($frame->outOfBand));
$buffer->append($frame->outOfBand);
} elseif ($frame instanceof MethodChannelOpenOkFrame) {
$buffer->appendUint32(strlen($frame->channelId));
$buffer->append($frame->channelId);
} elseif ($frame instanceof MethodChannelFlowFrame) {
$this->appendBits([$frame->active], $buffer);
} elseif ($frame instanceof MethodChannelFlowOkFrame) {
$this->appendBits([$frame->active], $buffer);
} elseif ($frame instanceof MethodChannelCloseFrame) {
$buffer->appendInt16($frame->replyCode);
$buffer->appendUint8(strlen($frame->replyText));
$buffer->append($frame->replyText);
$buffer->appendInt16($frame->closeClassId);
$buffer->appendInt16($frame->closeMethodId);
} elseif ($frame instanceof MethodChannelCloseOkFrame) {
} elseif ($frame instanceof MethodAccessRequestFrame) {
$buffer->appendUint8(strlen($frame->realm));
$buffer->append($frame->realm);
$this->appendBits([$frame->exclusive, $frame->passive, $frame->active, $frame->write, $frame->read], $buffer);
} elseif ($frame instanceof MethodAccessRequestOkFrame) {
$buffer->appendInt16($frame->reserved1);
} elseif ($frame instanceof MethodExchangeDeclareFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->exchangeType));
$buffer->append($frame->exchangeType);
$this->appendBits([$frame->passive, $frame->durable, $frame->autoDelete, $frame->internal, $frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodExchangeDeclareOkFrame) {
} elseif ($frame instanceof MethodExchangeDeleteFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$this->appendBits([$frame->ifUnused, $frame->nowait], $buffer);
} elseif ($frame instanceof MethodExchangeDeleteOkFrame) {
} elseif ($frame instanceof MethodExchangeBindFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->destination));
$buffer->append($frame->destination);
$buffer->appendUint8(strlen($frame->source));
$buffer->append($frame->source);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$this->appendBits([$frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodExchangeBindOkFrame) {
} elseif ($frame instanceof MethodExchangeUnbindFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->destination));
$buffer->append($frame->destination);
$buffer->appendUint8(strlen($frame->source));
$buffer->append($frame->source);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$this->appendBits([$frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodExchangeUnbindOkFrame) {
} elseif ($frame instanceof MethodQueueDeclareFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$this->appendBits([$frame->passive, $frame->durable, $frame->exclusive, $frame->autoDelete, $frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodQueueDeclareOkFrame) {
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$buffer->appendInt32($frame->messageCount);
$buffer->appendInt32($frame->consumerCount);
} elseif ($frame instanceof MethodQueueBindFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$this->appendBits([$frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodQueueBindOkFrame) {
} elseif ($frame instanceof MethodQueuePurgeFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$this->appendBits([$frame->nowait], $buffer);
} elseif ($frame instanceof MethodQueuePurgeOkFrame) {
$buffer->appendInt32($frame->messageCount);
} elseif ($frame instanceof MethodQueueDeleteFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$this->appendBits([$frame->ifUnused, $frame->ifEmpty, $frame->nowait], $buffer);
} elseif ($frame instanceof MethodQueueDeleteOkFrame) {
$buffer->appendInt32($frame->messageCount);
} elseif ($frame instanceof MethodQueueUnbindFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodQueueUnbindOkFrame) {
} elseif ($frame instanceof MethodBasicQosFrame) {
$buffer->appendInt32($frame->prefetchSize);
$buffer->appendInt16($frame->prefetchCount);
$this->appendBits([$frame->global], $buffer);
} elseif ($frame instanceof MethodBasicQosOkFrame) {
} elseif ($frame instanceof MethodBasicConsumeFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$buffer->appendUint8(strlen($frame->consumerTag));
$buffer->append($frame->consumerTag);
$this->appendBits([$frame->noLocal, $frame->noAck, $frame->exclusive, $frame->nowait], $buffer);
$this->appendTable($frame->arguments, $buffer);
} elseif ($frame instanceof MethodBasicConsumeOkFrame) {
$buffer->appendUint8(strlen($frame->consumerTag));
$buffer->append($frame->consumerTag);
} elseif ($frame instanceof MethodBasicCancelFrame) {
$buffer->appendUint8(strlen($frame->consumerTag));
$buffer->append($frame->consumerTag);
$this->appendBits([$frame->nowait], $buffer);
} elseif ($frame instanceof MethodBasicCancelOkFrame) {
$buffer->appendUint8(strlen($frame->consumerTag));
$buffer->append($frame->consumerTag);
} elseif ($frame instanceof MethodBasicPublishFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$this->appendBits([$frame->mandatory, $frame->immediate], $buffer);
} elseif ($frame instanceof MethodBasicReturnFrame) {
$buffer->appendInt16($frame->replyCode);
$buffer->appendUint8(strlen($frame->replyText));
$buffer->append($frame->replyText);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
} elseif ($frame instanceof MethodBasicDeliverFrame) {
$buffer->appendUint8(strlen($frame->consumerTag));
$buffer->append($frame->consumerTag);
$buffer->appendInt64($frame->deliveryTag);
$this->appendBits([$frame->redelivered], $buffer);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
} elseif ($frame instanceof MethodBasicGetFrame) {
$buffer->appendInt16($frame->reserved1);
$buffer->appendUint8(strlen($frame->queue));
$buffer->append($frame->queue);
$this->appendBits([$frame->noAck], $buffer);
} elseif ($frame instanceof MethodBasicGetOkFrame) {
$buffer->appendInt64($frame->deliveryTag);
$this->appendBits([$frame->redelivered], $buffer);
$buffer->appendUint8(strlen($frame->exchange));
$buffer->append($frame->exchange);
$buffer->appendUint8(strlen($frame->routingKey));
$buffer->append($frame->routingKey);
$buffer->appendInt32($frame->messageCount);
} elseif ($frame instanceof MethodBasicGetEmptyFrame) {
$buffer->appendUint8(strlen($frame->clusterId));
$buffer->append($frame->clusterId);
} elseif ($frame instanceof MethodBasicAckFrame) {
$buffer->appendInt64($frame->deliveryTag);
$this->appendBits([$frame->multiple], $buffer);
} elseif ($frame instanceof MethodBasicRejectFrame) {
$buffer->appendInt64($frame->deliveryTag);
$this->appendBits([$frame->requeue], $buffer);
} elseif ($frame instanceof MethodBasicRecoverAsyncFrame) {
$this->appendBits([$frame->requeue], $buffer);
} elseif ($frame instanceof MethodBasicRecoverFrame) {
$this->appendBits([$frame->requeue], $buffer);
} elseif ($frame instanceof MethodBasicRecoverOkFrame) {
} elseif ($frame instanceof MethodBasicNackFrame) {
$buffer->appendInt64($frame->deliveryTag);
$this->appendBits([$frame->multiple, $frame->requeue], $buffer);
} elseif ($frame instanceof MethodTxSelectFrame) {
} elseif ($frame instanceof MethodTxSelectOkFrame) {
} elseif ($frame instanceof MethodTxCommitFrame) {
} elseif ($frame instanceof MethodTxCommitOkFrame) {
} elseif ($frame instanceof MethodTxRollbackFrame) {
} elseif ($frame instanceof MethodTxRollbackOkFrame) {
} elseif ($frame instanceof MethodConfirmSelectFrame) {
$this->appendBits([$frame->nowait], $buffer);
} elseif ($frame instanceof MethodConfirmSelectOkFrame) {
} else {
throw new ProtocolException('Unhandled method frame ' . get_class($frame) . '.');
}
}
public function consume($channel, $queue = '', $consumerTag = '', $noLocal = false, $noAck = false, $exclusive = false, $nowait = false, $arguments = [])
{
$buffer = new Buffer();
$buffer->appendUint16(60);
$buffer->appendUint16(20);
$buffer->appendInt16(0);
$buffer->appendUint8(strlen($queue));
$buffer->append($queue);
$buffer->appendUint8(strlen($consumerTag));
$buffer->append($consumerTag);
$this->getWriter()->appendBits([$noLocal, $noAck, $exclusive, $nowait], $buffer);
$this->getWriter()->appendTable($arguments, $buffer);
$frame = new Protocol\MethodFrame(60, 20);
$frame->channel = $channel;
$frame->payloadSize = $buffer->getLength();
$frame->payload = $buffer;
$this->getWriter()->appendFrame($frame, $this->getWriteBuffer());
$this->flushWriteBuffer();
return $this->awaitConsumeOk($channel);
}
/**
* Appends AMQP frame to buffer.
*
* @param AbstractFrame $frame
* @param Buffer $buffer
*/
public function appendFrame(AbstractFrame $frame, Buffer $buffer)
{
if ($frame instanceof MethodFrame && $frame->payload !== null) {
// payload already supplied
} elseif ($frame instanceof MethodFrame) {
$frameBuffer = new Buffer();
$this->appendMethodFrame($frame, $frameBuffer);
$frame->payloadSize = $frameBuffer->getLength();
$frame->payload = $frameBuffer;
} elseif ($frame instanceof ContentHeaderFrame) {
$frameBuffer = new Buffer();
// see https://github.com/pika/pika/blob/master/pika/spec.py class BasicProperties
$frameBuffer->appendUint16($frame->classId);
$frameBuffer->appendUint16($frame->weight);
$frameBuffer->appendUint64($frame->bodySize);
$flags = $frame->flags;
$frameBuffer->appendUint16($flags);
if ($flags & ContentHeaderFrame::FLAG_CONTENT_TYPE) {
$frameBuffer->appendUint8(strlen($frame->contentType));
$frameBuffer->append($frame->contentType);
}
if ($flags & ContentHeaderFrame::FLAG_CONTENT_ENCODING) {
$frameBuffer->appendUint8(strlen($frame->contentEncoding));
$frameBuffer->append($frame->contentEncoding);
}
if ($flags & ContentHeaderFrame::FLAG_HEADERS) {
$this->appendTable($frame->headers, $frameBuffer);
}
if ($flags & ContentHeaderFrame::FLAG_DELIVERY_MODE) {
$frameBuffer->appendUint8($frame->deliveryMode);
}
if ($flags & ContentHeaderFrame::FLAG_PRIORITY) {
$frameBuffer->appendUint8($frame->priority);
}
if ($flags & ContentHeaderFrame::FLAG_CORRELATION_ID) {
$frameBuffer->appendUint8(strlen($frame->correlationId));
$frameBuffer->append($frame->correlationId);
}
if ($flags & ContentHeaderFrame::FLAG_REPLY_TO) {
$frameBuffer->appendUint8(strlen($frame->replyTo));
$frameBuffer->append($frame->replyTo);
}
if ($flags & ContentHeaderFrame::FLAG_EXPIRATION) {
$frameBuffer->appendUint8(strlen($frame->expiration));
$frameBuffer->append($frame->expiration);
}
if ($flags & ContentHeaderFrame::FLAG_MESSAGE_ID) {
$frameBuffer->appendUint8(strlen($frame->messageId));
$frameBuffer->append($frame->messageId);
}
if ($flags & ContentHeaderFrame::FLAG_TIMESTAMP) {
$this->appendTimestamp($frame->timestamp, $frameBuffer);
}
if ($flags & ContentHeaderFrame::FLAG_TYPE) {
$frameBuffer->appendUint8(strlen($frame->typeHeader));
$frameBuffer->append($frame->typeHeader);
}
if ($flags & ContentHeaderFrame::FLAG_USER_ID) {
$frameBuffer->appendUint8(strlen($frame->userId));
$frameBuffer->append($frame->userId);
}
if ($flags & ContentHeaderFrame::FLAG_APP_ID) {
$frameBuffer->appendUint8(strlen($frame->appId));
$frameBuffer->append($frame->appId);
}
if ($flags & ContentHeaderFrame::FLAG_CLUSTER_ID) {
$frameBuffer->appendUint8(strlen($frame->clusterId));
$frameBuffer->append($frame->clusterId);
}
$frame->payloadSize = $frameBuffer->getLength();
$frame->payload = $frameBuffer;
} elseif ($frame instanceof ContentBodyFrame) {
// body frame's payload is already loaded
} elseif ($frame instanceof HeartbeatFrame) {
// heartbeat frame is empty
} else {
throw new ProtocolException("Unhandled frame '" . get_class($frame) . "'.");
}
$buffer->appendUint8($frame->type);
$buffer->appendUint16($frame->channel);
$buffer->appendUint32($frame->payloadSize);
$buffer->append($frame->payload);
$buffer->appendUint8(Constants::FRAME_END);
}
