public function send($replicaId = -1, $topics)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add ReplicaId
$data .= Packer::packSignedInt32($replicaId);
// Add Topic count
$data .= Packer::packSignedInt32(count($topics));
// Add Topics
foreach ($topics as $topic => $partitions) {
// Add Topic
$data .= Packer::packStringSignedInt16($topic);
// Add Partition count
$data .= Packer::packSignedInt32(count($partitions));
// Add Partitions
foreach ($partitions as $partition => $partitionParams) {
// Add Partition
$data .= Packer::packSignedInt32($partition);
// Add Time
$data .= Packer::packSignedInt64($partitionParams['Time']);
// Add MaxNumberOfOffsets
$data .= Packer::packSignedInt32($partitionParams['MaxNumberOfOffsets']);
}
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
public function send($consumerGroup, $topics)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add ConsumerGroup
$data .= Packer::packStringSignedInt16($consumerGroup);
// Add Topic count
$data .= Packer::packSignedInt32(count($topics));
// Add Topics
foreach ($topics as $topic => $partitions) {
// Add Topic
$data .= Packer::packStringSignedInt16($topic);
// Add Partition count
$data .= Packer::packSignedInt32(count($partitions));
// Add Partitions
foreach ($partitions as $partition) {
// Add Partition
$data .= Packer::packSignedInt32($partition);
}
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
public function send($groupId, $sessionTimeout, $memberId, $protocolType, $groupProtocols)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add GroupId
$data .= Packer::packStringSignedInt16($groupId);
// Add SessionTimeout
$data .= Packer::packSignedInt32($sessionTimeout);
// Add MemberId
$data .= Packer::packStringSignedInt16($memberId);
// Add ProtocolType
$data .= Packer::packStringSignedInt16($protocolType);
// Add GroupProtocol count
$data .= Packer::packSignedInt32(count($groupProtocols));
// Add GroupProtocols
foreach ($groupProtocols as $protocolName => $protocolMetadata) {
// Add ProtocolName
$data .= Packer::packStringSignedInt16($protocolName);
// Add ProtocolMetadata
$data .= Packer::packStringSignedInt32($protocolMetadata);
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Sent data
return $this->client->write($data);
}
public function send($replicaId = -1, $maxWaitTime = 100, $minBytes = 1024, $topics)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add ReplicaId
$data .= Packer::packSignedInt32($replicaId);
// Add MaxWaitTime
$data .= Packer::packSignedInt32($maxWaitTime);
// Add MinBytes
$data .= Packer::packSignedInt32($minBytes);
// Add Topic count
$data .= Packer::packSignedInt32(count($topics));
// Add Topics
foreach ($topics as $topic => $partitions) {
// Add Topic
$data .= Packer::packStringSignedInt16($topic);
// Add Partition count
$data .= Packer::packSignedInt32(count($partitions));
// Add Partitions
foreach ($partitions as $partition => $partitionParams) {
// Add Partition
$data .= Packer::packSignedInt32($partition);
// Add Partition offset
$data .= Packer::packSignedInt64($partitionParams['offset']);
// Add PartitionMaxBytes
$data .= Packer::packSignedInt32($partitionParams['max_bytes']);
}
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
public function send($groupId)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add GroupId
$data .= Packer::packStringSignedInt16($groupId);
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
/**
* Build request header
* @param array $options [description]
* @return [type] [description]
*/
protected function buildHeader($options = [])
{
// Set API version if passed, else default to DEFAULT_API_VERSION
$apiVersion = isset($options['api_version']) ? $options['api_version'] : self::DEFAULT_API_VERSION;
// Set correlation ID if passed, else generate a random one
$correlationId = isset($this->correlationId) ? $this->correlationId : mt_rand();
// Set client if passed, else default to DEFAULT_CLIENT
$clientId = isset($options['client_id']) ? $options['client_id'] : self::DEFAULT_CLIENT;
$header = Packer::packSignedInt16(static::API_KEY) . Packer::packSignedInt16($apiVersion) . Packer::packSignedInt32($correlationId) . Packer::packStringSignedInt16($clientId);
return $header;
}
public function send($requiredAcks, $timeout, $topics)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add RequiredAcks
$data .= Packer::packSignedInt16($requiredAcks);
// Add Timeout
$data .= Packer::packSignedInt32($timeout);
// Add Topic count
$data .= Packer::packSignedInt32(count($topics));
// Add Topics
foreach ($topics as $topic => $partitions) {
// Add Topic
$data .= Packer::packStringSignedInt16($topic);
// Add Partition count
$data .= Packer::packSignedInt32(count($partitions));
// Add Partitions
foreach ($partitions as $partition => $messages) {
$data .= Packer::packSignedInt32($partition);
$packedMessageSet = '';
foreach ($messages as $message) {
if (!is_array($message)) {
$offset = 0;
// Producer does not know message offset, so we can fill with any value (we choose 0)
$magicByte = 0;
// Used to ensure backwards compatibility. Currently set to 0;
$attributes = 0;
$key = null;
} else {
$offset = array_key_exists('Offset', $message) ? $message['Offset'] : 0;
$magicByte = array_key_exists('MagicByte', $message) ? $message['MagicByte'] : 0;
$attributes = array_key_exists('Attributes', $message) ? $message['Attributes'] : 0;
$attributes = 0;
// TODO: handle compression
$key = array_key_exists('Key', $message) ? $message['Key'] : null;
}
$packedMessage = Packer::packSignedInt8($magicByte);
$packedMessage .= Packer::packSignedInt8($attributes);
$packedMessage .= Packer::packStringSignedInt32($key);
$packedMessage .= Packer::packStringSignedInt32($message);
$packedMessage = Packer::packSignedInt32(crc32($packedMessage)) . $packedMessage;
$packedMessageSet .= Packer::packSignedInt64($offset) . Packer::packStringSignedInt32($packedMessage);
}
// Add MessageSet
$data .= Packer::packStringSignedInt32($packedMessageSet);
}
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
public function send($topics)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add Topic count
$data .= Packer::packSignedInt32(count($topics));
// Add Topics
foreach ($topics as $topic) {
// Add Topic
$data .= Packer::packStringSignedInt16($topic);
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send the message
return $this->client->write($data);
}
public function send($groupId, $generationId, $memberId, $groupAssignments)
{
// Add header (ApiKey, ApiVersion, CorrelationId, ClientId)
$data = $this->buildHeader();
// Add GroupId
$data .= Packer::packStringSignedInt16($groupId);
// Add GenerationId
$data .= Packer::packSignedInt32($generationId);
// Add MemberId
$data .= Packer::packStringSignedInt16($memberId);
// Add GroupAssignment count
$data .= Packer::packSignedInt32(count($groupAssignments));
foreach ($groupAssignments as $groupAssignment) {
// Add MemberId
$data .= Packer::packStringSignedInt16($groupAssignment['MemberId']);
// Add MemberAssignment
$data .= Packer::packStringSignedInt32($groupAssignment['MemberAssignment']);
}
// Concat data length (32 bits) and data
$data = Packer::packStringSignedInt32($data);
// Send data
return $this->client->write($data);
}
