| from __future__ import absolute_import |
|
|
| from kafka.protocol.api import Request, Response |
| from kafka.protocol.types import Array, Int8, Int16, Int32, Int64, Schema, String |
|
|
| UNKNOWN_OFFSET = -1 |
|
|
|
|
| class OffsetResetStrategy(object): |
| LATEST = -1 |
| EARLIEST = -2 |
| NONE = 0 |
|
|
|
|
| class OffsetResponse_v0(Response): |
| API_KEY = 2 |
| API_VERSION = 0 |
| SCHEMA = Schema( |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('error_code', Int16), |
| ('offsets', Array(Int64)))))) |
| ) |
|
|
| class OffsetResponse_v1(Response): |
| API_KEY = 2 |
| API_VERSION = 1 |
| SCHEMA = Schema( |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('error_code', Int16), |
| ('timestamp', Int64), |
| ('offset', Int64))))) |
| ) |
|
|
|
|
| class OffsetResponse_v2(Response): |
| API_KEY = 2 |
| API_VERSION = 2 |
| SCHEMA = Schema( |
| ('throttle_time_ms', Int32), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('error_code', Int16), |
| ('timestamp', Int64), |
| ('offset', Int64))))) |
| ) |
|
|
|
|
| class OffsetResponse_v3(Response): |
| """ |
| on quota violation, brokers send out responses before throttling |
| """ |
| API_KEY = 2 |
| API_VERSION = 3 |
| SCHEMA = OffsetResponse_v2.SCHEMA |
|
|
|
|
| class OffsetResponse_v4(Response): |
| """ |
| Add leader_epoch to response |
| """ |
| API_KEY = 2 |
| API_VERSION = 4 |
| SCHEMA = Schema( |
| ('throttle_time_ms', Int32), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('error_code', Int16), |
| ('timestamp', Int64), |
| ('offset', Int64), |
| ('leader_epoch', Int32))))) |
| ) |
|
|
|
|
| class OffsetResponse_v5(Response): |
| """ |
| adds a new error code, OFFSET_NOT_AVAILABLE |
| """ |
| API_KEY = 2 |
| API_VERSION = 5 |
| SCHEMA = OffsetResponse_v4.SCHEMA |
|
|
|
|
| class OffsetRequest_v0(Request): |
| API_KEY = 2 |
| API_VERSION = 0 |
| RESPONSE_TYPE = OffsetResponse_v0 |
| SCHEMA = Schema( |
| ('replica_id', Int32), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('timestamp', Int64), |
| ('max_offsets', Int32))))) |
| ) |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
| class OffsetRequest_v1(Request): |
| API_KEY = 2 |
| API_VERSION = 1 |
| RESPONSE_TYPE = OffsetResponse_v1 |
| SCHEMA = Schema( |
| ('replica_id', Int32), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('timestamp', Int64))))) |
| ) |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
|
|
| class OffsetRequest_v2(Request): |
| API_KEY = 2 |
| API_VERSION = 2 |
| RESPONSE_TYPE = OffsetResponse_v2 |
| SCHEMA = Schema( |
| ('replica_id', Int32), |
| ('isolation_level', Int8), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('timestamp', Int64))))) |
| ) |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
|
|
| class OffsetRequest_v3(Request): |
| API_KEY = 2 |
| API_VERSION = 3 |
| RESPONSE_TYPE = OffsetResponse_v3 |
| SCHEMA = OffsetRequest_v2.SCHEMA |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
|
|
| class OffsetRequest_v4(Request): |
| """ |
| Add current_leader_epoch to request |
| """ |
| API_KEY = 2 |
| API_VERSION = 4 |
| RESPONSE_TYPE = OffsetResponse_v4 |
| SCHEMA = Schema( |
| ('replica_id', Int32), |
| ('isolation_level', Int8), |
| ('topics', Array( |
| ('topic', String('utf-8')), |
| ('partitions', Array( |
| ('partition', Int32), |
| ('current_leader_epoch', Int64), |
| ('timestamp', Int64))))) |
| ) |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
|
|
| class OffsetRequest_v5(Request): |
| API_KEY = 2 |
| API_VERSION = 5 |
| RESPONSE_TYPE = OffsetResponse_v5 |
| SCHEMA = OffsetRequest_v4.SCHEMA |
| DEFAULTS = { |
| 'replica_id': -1 |
| } |
|
|
|
|
| OffsetRequest = [ |
| OffsetRequest_v0, OffsetRequest_v1, OffsetRequest_v2, |
| OffsetRequest_v3, OffsetRequest_v4, OffsetRequest_v5, |
| ] |
| OffsetResponse = [ |
| OffsetResponse_v0, OffsetResponse_v1, OffsetResponse_v2, |
| OffsetResponse_v3, OffsetResponse_v4, OffsetResponse_v5, |
| ] |
|
|
