public function testMinSignedInt64()
{
$minSignedInt64 = -0x7fffffffffffffff;
// This test shoud be performed with "-0x8000000000000000" but it fails...
$packedMinSignedInt64 = Packer::packSignedInt64($minSignedInt64);
$unpackedMinSignedInt64 = Packer::unpackSignedInt64($packedMinSignedInt64);
$this->assertSame($minSignedInt64, $unpackedMinSignedInt64);
}
public function receive()
{
// Read response length
$responseLength = $this->client->read(4);
$responseLength = Packer::unpackSignedInt32($responseLength);
Logger::log('Response length: %s', var_export($responseLength, true));
// Read response
$response = $this->client->read($responseLength);
Logger::log('Response (packed): %s', var_export($response, true));
$cursor = 0;
// Read CorrelationId
$correlationId = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log('> CorrelationId: %s', var_export($correlationId, true));
$cursor += 4;
// Read Topic count
$topicCount = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log('> Topic count: %s', var_export($topicCount, true));
$cursor += 4;
// Read Topics
$topics = [];
for ($i = 1; $i <= $topicCount; $i++) {
// Read Topic length
$topicLength = Packer::unpackSignedInt16(substr($response, $cursor, 2));
Logger::log(' > Topic length: %s', var_export($topicLength, true));
$cursor += 2;
// Read Topic
$topic = substr($response, $cursor, $topicLength);
Logger::log(' > Topic: %s', var_export($topic, true));
$cursor += $topicLength;
// Read Parition count
$partitionCount = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > Partition count: %s', var_export($partitionCount, true));
$cursor += 4;
// Read Partitions
$partitions = [];
for ($j = 1; $j <= $partitionCount; $j++) {
Logger::log(' > [Partition #%d]', $j);
// Read Partition
$partitionId = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > PartitionId: %s', var_export($partitionId, true));
$cursor += 4;
// Read Offset
$offset = Packer::unpackSignedInt64(substr($response, $cursor, 8));
Logger::log(' > Offset: %s', var_export($offset, true));
$cursor += 8;
// Read Metadata length
$metadataLength = Packer::unpackSignedInt16(substr($response, $cursor, 2));
Logger::log(' > Metadata length: %s', var_export($metadataLength, true));
$cursor += 2;
// Read Metadata
$metadata = substr($response, $cursor, $metadataLength);
Logger::log(' > Metadata: %s', var_export($metadata, true));
$cursor += $metadataLength;
// Read ErrorCode
$errorCode = Packer::unpackSignedInt16(substr($response, $cursor, 2));
Logger::log(' > ErrorCode: %s', var_export($errorCode, true));
$cursor += 2;
$partitions[$partitionId] = ['PartitionId' => $partitionId, 'Offset' => $offset, 'Metadata' => $metadata, 'ErrorCode' => $errorCode];
}
$topics[$topic] = ['Topic' => $topic, 'Partitions' => $partitions];
}
return ['CorrelationId' => $correlationId, 'Topics' => $topics];
}
public function receive($yield = false)
{
// Read response length
$responseLength = $this->client->read(4);
$responseLength = Packer::unpackSignedInt32($responseLength);
Logger::log('Response length: %s', var_export($responseLength, true));
// Read response
$response = $this->client->read($responseLength);
Logger::log('Response (packed): %s', var_export($response, true));
$cursor = 0;
// Read CorrelationId
$correlationId = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log('> CorrelationId: %s', var_export($correlationId, true));
$cursor += 4;
// Read Topics count
$topicCount = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log('> Topic count: %s', var_export($topicCount, true));
$cursor += 4;
// Read Topics
$topics = [];
for ($i = 1; $i <= $topicCount; $i++) {
Logger::log(' > [Topic #%d]', $i);
// Read Topic length
$topicLength = Packer::unpackSignedInt16(substr($response, $cursor, 2));
Logger::log(' > Topic length: %s', var_export($topicLength, true));
$cursor += 2;
// Read Topic
$topic = substr($response, $cursor, $topicLength);
Logger::log(' > Topic: %s', var_export($topic, true));
$cursor += $topicLength;
// Read Partition count
$partitionCount = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > Partition count: %s', var_export($partitionCount, true));
$cursor += 4;
// Read Partitions
$partitions = [];
for ($j = 1; $j <= $partitionCount; $j++) {
Logger::log(' > [Partition #%d]', $j);
// Read Partition
$partitionId = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > PartitionId: %s', var_export($partitionId, true));
$cursor += 4;
// Read ErrorCode
$errorCode = Packer::unpackSignedInt16(substr($response, $cursor, 2));
Logger::log(' > ErrorCode: %s', var_export($errorCode, true));
$cursor += 2;
// Read HighwaterMarkOffset
$highwaterMarkOffset = Packer::unpackSignedInt64(substr($response, $cursor, 8));
Logger::log(' > HighwaterMarkOffset: %s', var_export($highwaterMarkOffset, true));
$cursor += 8;
// Read MessageSet length
$messageSetLength = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > MessageSet length: %s', var_export($messageSetLength, true));
$cursor += 4;
$read = 0;
$numMessages = 0;
$messageSet = [];
while ($read !== $messageSetLength) {
Logger::log(' > [Message #%d]', $numMessages);
// Read Offset
$offset = Packer::unpackSignedInt64(substr($response, $cursor, 8));
Logger::log(' > Offset: %s', var_export($offset, true));
$cursor += 8;
$read += 8;
// Read Message size
$messageSize = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > Message size: %s', var_export($messageSize, true));
$cursor += 4;
$read += 4;
// Read CRC
$crc = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > CRC: %s', var_export($crc, true));
$cursor += 4;
$read += 4;
// Read MagicByte
$magicByte = Packer::unpackSignedInt8(substr($response, $cursor, 1));
Logger::log(' > MagicByte: %s', var_export($magicByte, true));
$cursor += 1;
$read += 1;
// Read Attributes
$attributes = Packer::unpackSignedInt8(substr($response, $cursor, 1));
Logger::log(' > Attributes: %s', var_export($attributes, true));
$cursor += 1;
$read += 1;
// Read Key size
$keySize = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > Key size: %s', var_export($keySize, true));
$cursor += 4;
$read += 4;
// Read Key
if ($keySize !== -1) {
$key = substr($response, $cursor, $keySize);
$cursor += $keySize;
$read += $keySize;
} else {
$key = null;
}
// Read Value length
$valueLength = Packer::unpackSignedInt32(substr($response, $cursor, 4));
Logger::log(' > Value length: %s', var_export($valueLength, true));
$cursor += 4;
$read += 4;
// Read Value
$value = substr($response, $cursor, $valueLength);
Logger::log(' > Value: %s', var_export($value, true));
$cursor += $valueLength;
$read += $valueLength;
$numMessages++;
if ($yield) {
(yield ['Offset' => $offset, 'CRC' => $crc, 'MagicByte' => $magicByte, 'Attributes' => $attributes, 'Key' => $key, 'Value' => $value]);
}
$messageSet[] = ['Offset' => $offset, 'CRC' => $crc, 'MagicByte' => $magicByte, 'Attributes' => $attributes, 'Key' => $key, 'Value' => $value];
}
$partitions[] = ['PartitionId' => $partitionId, 'ErrorCode' => $errorCode, 'HighwaterMarkOffset' => $highwaterMarkOffset, 'MessageSet' => $messageSet];
}
$topics[] = ['Topic' => $topic, 'Partitions' => $partitions];
}
if (!$yield) {
(yield ['CorrelationId' => $correlationId, 'Topics' => $topics]);
}
}
