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from __future__ import absolute_import
from kafka.protocol.api import Request, Response
from kafka.protocol.types import Array, Int8, Int16, Int32, Int64, Schema, String
class OffsetCommitResponse_v0(Response):
API_KEY = 8
API_VERSION = 0
SCHEMA = Schema(
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('error_code', Int16)))))
)
class OffsetCommitResponse_v1(Response):
API_KEY = 8
API_VERSION = 1
SCHEMA = OffsetCommitResponse_v0.SCHEMA
class OffsetCommitResponse_v2(Response):
API_KEY = 8
API_VERSION = 2
SCHEMA = OffsetCommitResponse_v1.SCHEMA
class OffsetCommitResponse_v3(Response):
API_KEY = 8
API_VERSION = 3
SCHEMA = Schema(
('throttle_time_ms', Int32),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('error_code', Int16)))))
)
class OffsetCommitRequest_v0(Request):
API_KEY = 8
API_VERSION = 0 # Zookeeper-backed storage
RESPONSE_TYPE = OffsetCommitResponse_v0
SCHEMA = Schema(
('consumer_group', String('utf-8')),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('metadata', String('utf-8'))))))
)
class OffsetCommitRequest_v1(Request):
API_KEY = 8
API_VERSION = 1 # Kafka-backed storage
RESPONSE_TYPE = OffsetCommitResponse_v1
SCHEMA = Schema(
('consumer_group', String('utf-8')),
('consumer_group_generation_id', Int32),
('consumer_id', String('utf-8')),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('timestamp', Int64),
('metadata', String('utf-8'))))))
)
class OffsetCommitRequest_v2(Request):
API_KEY = 8
API_VERSION = 2 # added retention_time, dropped timestamp
RESPONSE_TYPE = OffsetCommitResponse_v2
SCHEMA = Schema(
('consumer_group', String('utf-8')),
('consumer_group_generation_id', Int32),
('consumer_id', String('utf-8')),
('retention_time', Int64),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('metadata', String('utf-8'))))))
)
DEFAULT_GENERATION_ID = -1
DEFAULT_RETENTION_TIME = -1
class OffsetCommitRequest_v3(Request):
API_KEY = 8
API_VERSION = 3
RESPONSE_TYPE = OffsetCommitResponse_v3
SCHEMA = OffsetCommitRequest_v2.SCHEMA
OffsetCommitRequest = [
OffsetCommitRequest_v0, OffsetCommitRequest_v1,
OffsetCommitRequest_v2, OffsetCommitRequest_v3
]
OffsetCommitResponse = [
OffsetCommitResponse_v0, OffsetCommitResponse_v1,
OffsetCommitResponse_v2, OffsetCommitResponse_v3
]
class OffsetFetchResponse_v0(Response):
API_KEY = 9
API_VERSION = 0
SCHEMA = Schema(
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('metadata', String('utf-8')),
('error_code', Int16)))))
)
class OffsetFetchResponse_v1(Response):
API_KEY = 9
API_VERSION = 1
SCHEMA = OffsetFetchResponse_v0.SCHEMA
class OffsetFetchResponse_v2(Response):
# Added in KIP-88
API_KEY = 9
API_VERSION = 2
SCHEMA = Schema(
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('metadata', String('utf-8')),
('error_code', Int16))))),
('error_code', Int16)
)
class OffsetFetchResponse_v3(Response):
API_KEY = 9
API_VERSION = 3
SCHEMA = Schema(
('throttle_time_ms', Int32),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(
('partition', Int32),
('offset', Int64),
('metadata', String('utf-8')),
('error_code', Int16))))),
('error_code', Int16)
)
class OffsetFetchRequest_v0(Request):
API_KEY = 9
API_VERSION = 0 # zookeeper-backed storage
RESPONSE_TYPE = OffsetFetchResponse_v0
SCHEMA = Schema(
('consumer_group', String('utf-8')),
('topics', Array(
('topic', String('utf-8')),
('partitions', Array(Int32))))
)
class OffsetFetchRequest_v1(Request):
API_KEY = 9
API_VERSION = 1 # kafka-backed storage
RESPONSE_TYPE = OffsetFetchResponse_v1
SCHEMA = OffsetFetchRequest_v0.SCHEMA
class OffsetFetchRequest_v2(Request):
# KIP-88: Allows passing null topics to return offsets for all partitions
# that the consumer group has a stored offset for, even if no consumer in
# the group is currently consuming that partition.
API_KEY = 9
API_VERSION = 2
RESPONSE_TYPE = OffsetFetchResponse_v2
SCHEMA = OffsetFetchRequest_v1.SCHEMA
class OffsetFetchRequest_v3(Request):
API_KEY = 9
API_VERSION = 3
RESPONSE_TYPE = OffsetFetchResponse_v3
SCHEMA = OffsetFetchRequest_v2.SCHEMA
OffsetFetchRequest = [
OffsetFetchRequest_v0, OffsetFetchRequest_v1,
OffsetFetchRequest_v2, OffsetFetchRequest_v3,
]
OffsetFetchResponse = [
OffsetFetchResponse_v0, OffsetFetchResponse_v1,
OffsetFetchResponse_v2, OffsetFetchResponse_v3,
]
class GroupCoordinatorResponse_v0(Response):
API_KEY = 10
API_VERSION = 0
SCHEMA = Schema(
('error_code', Int16),
('coordinator_id', Int32),
('host', String('utf-8')),
('port', Int32)
)
class GroupCoordinatorResponse_v1(Response):
API_KEY = 10
API_VERSION = 1
SCHEMA = Schema(
('error_code', Int16),
('error_message', String('utf-8')),
('coordinator_id', Int32),
('host', String('utf-8')),
('port', Int32)
)
class GroupCoordinatorRequest_v0(Request):
API_KEY = 10
API_VERSION = 0
RESPONSE_TYPE = GroupCoordinatorResponse_v0
SCHEMA = Schema(
('consumer_group', String('utf-8'))
)
class GroupCoordinatorRequest_v1(Request):
API_KEY = 10
API_VERSION = 1
RESPONSE_TYPE = GroupCoordinatorResponse_v1
SCHEMA = Schema(
('coordinator_key', String('utf-8')),
('coordinator_type', Int8)
)
GroupCoordinatorRequest = [GroupCoordinatorRequest_v0, GroupCoordinatorRequest_v1]
GroupCoordinatorResponse = [GroupCoordinatorResponse_v0, GroupCoordinatorResponse_v1]
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