View Source KlifeProtocol.Messages.InitProducerId (Klife Protocol v0.3.0)

Kafka protocol InitProducerId message

Request versions summary:

  • Version 1 is the same as version 0.
  • Version 2 is the first flexible version.
  • Version 3 adds ProducerId and ProducerEpoch, allowing producers to try to resume after an INVALID_PRODUCER_EPOCH error
  • Version 4 adds the support for new error code PRODUCER_FENCED.

Response versions summary:

  • Starting in version 1, on quota violation, brokers send out responses before throttling.
  • Version 2 is the first flexible version.
  • Version 3 is the same as version 2.
  • Version 4 adds the support for new error code PRODUCER_FENCED.

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Functions

Returns the message api key number.

Receive a binary in the kafka wire format and deserialize it into a map.

Returns the current max supported version of this message.

Returns the current min supported version of this message.

Receives a map and serialize it to kafka wire format of the given version.

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Returns the message api key number.

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deserialize_response(data, version, with_header? \\ true)

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Receive a binary in the kafka wire format and deserialize it into a map.

Response content fields:

  • throttle_time_ms: The duration in milliseconds for which the request was throttled due to a quota violation, or zero if the request did not violate any quota. (int32 | versions 0+)

  • error_code: The error code, or 0 if there was no error. (int16 | versions 0+)

  • producer_id: The current producer id. (int64 | versions 0+)

  • producer_epoch: The current epoch associated with the producer id. (int16 | versions 0+)

Returns the current max supported version of this message.

Returns the current min supported version of this message.

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serialize_request(map, version)

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Receives a map and serialize it to kafka wire format of the given version.

Input content fields:

  • transactional_id: The transactional id, or null if the producer is not transactional. (string | versions 0+)

  • transaction_timeout_ms: The time in ms to wait before aborting idle transactions sent by this producer. This is only relevant if a TransactionalId has been defined. (int32 | versions 0+)

  • producer_id: The producer id. This is used to disambiguate requests if a transactional id is reused following its expiration. (int64 | versions 3+)

  • producer_epoch: The producer's current epoch. This will be checked against the producer epoch on the broker, and the request will return an error if they do not match. (int16 | versions 3+)