forked from dpkp/kafka-python
-
Notifications
You must be signed in to change notification settings - Fork 13
/
Copy pathoffset.py
192 lines (165 loc) · 4.55 KB
/
offset.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
from kafka.protocol.api import Request, Response
from kafka.protocol.types import Array, Int8, Int16, Int32, Int64, Schema, String
UNKNOWN_OFFSET = -1
class OffsetResetStrategy:
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), # <- added isolation_level
('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), # <- added isolation_level
('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,
]