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| 1 | +#include "kafka_balancer_actor.h" |
| 2 | + |
| 3 | +namespace NKafka { |
| 4 | + |
| 5 | +const TString INSERT_NEW_GROUP = R"sql( |
| 6 | + --!syntax_v1 |
| 7 | + DECLARE $ConsumerGroup AS Utf8; |
| 8 | + DECLARE $Generation AS Uint64; |
| 9 | + DECLARE $State AS Uint64; |
| 10 | + DECLARE $Database AS Utf8; |
| 11 | + DECLARE $Master AS Utf8; |
| 12 | + DECLARE $LastHeartbeat AS Datetime; |
| 13 | + DECLARE $ProtocolType AS Utf8; |
| 14 | +
|
| 15 | + INSERT INTO `%s` |
| 16 | + ( |
| 17 | + consumer_group, |
| 18 | + generation, |
| 19 | + state, |
| 20 | + database, |
| 21 | + last_heartbeat_time, |
| 22 | + master, |
| 23 | + protocol_type |
| 24 | + ) |
| 25 | + VALUES |
| 26 | + ( |
| 27 | + $ConsumerGroup, |
| 28 | + $Generation, |
| 29 | + $State, |
| 30 | + $Database, |
| 31 | + $LastHeartbeat, |
| 32 | + $Master, |
| 33 | + $ProtocolType |
| 34 | + ); |
| 35 | +)sql"; |
| 36 | + |
| 37 | +const TString UPDATE_GROUP = R"sql( |
| 38 | + --!syntax_v1 |
| 39 | + DECLARE $ConsumerGroup AS Utf8; |
| 40 | + DECLARE $State AS Uint64; |
| 41 | + DECLARE $Generation AS Uint64; |
| 42 | + DECLARE $Database AS Utf8; |
| 43 | + DECLARE $Master AS Utf8; |
| 44 | + DECLARE $LastHeartbeat AS Datetime; |
| 45 | +
|
| 46 | + UPDATE `%s` |
| 47 | + SET |
| 48 | + state = $State, |
| 49 | + generation = $Generation, |
| 50 | + last_heartbeat_time = $LastHeartbeat, |
| 51 | + master = $Master |
| 52 | + WHERE consumer_group = $ConsumerGroup |
| 53 | + AND database = $Database; |
| 54 | +)sql"; |
| 55 | + |
| 56 | +const TString UPDATE_GROUP_STATE_AND_PROTOCOL = R"sql( |
| 57 | + --!syntax_v1 |
| 58 | + DECLARE $ConsumerGroup AS Utf8; |
| 59 | + DECLARE $State AS Uint64; |
| 60 | + DECLARE $Database AS Utf8; |
| 61 | + DECLARE $Protocol AS Utf8; |
| 62 | + DECLARE $LastHeartbeat AS Datetime; |
| 63 | +
|
| 64 | + UPDATE `%s` |
| 65 | + SET |
| 66 | + state = $State, |
| 67 | + last_heartbeat_time = $LastHeartbeat, |
| 68 | + protocol = $Protocol |
| 69 | + WHERE consumer_group = $ConsumerGroup |
| 70 | + AND database = $Database; |
| 71 | +)sql"; |
| 72 | + |
| 73 | +const TString INSERT_MEMBER = R"sql( |
| 74 | + --!syntax_v1 |
| 75 | + DECLARE $ConsumerGroup AS Utf8; |
| 76 | + DECLARE $Generation AS Uint64; |
| 77 | + DECLARE $MemberId AS Utf8; |
| 78 | + DECLARE $WorkerStateProto AS String; |
| 79 | + DECLARE $Database AS Utf8; |
| 80 | + DECLARE $LastHeartbeat AS Datetime; |
| 81 | +
|
| 82 | + INSERT INTO `%s` |
| 83 | + ( |
| 84 | + consumer_group, |
| 85 | + generation, |
| 86 | + member_id, |
| 87 | + last_heartbeat_time, |
| 88 | + worker_state_proto, |
| 89 | + database |
| 90 | + ) |
| 91 | + VALUES ( |
| 92 | + $ConsumerGroup, |
| 93 | + $Generation, |
| 94 | + $MemberId, |
| 95 | + $LastHeartbeat, |
| 96 | + $WorkerStateProto, |
| 97 | + $Database |
| 98 | + ); |
| 99 | +)sql"; |
| 100 | + |
| 101 | +const TString UPSERT_ASSIGNMENTS_AND_SET_WORKING_STATE = R"sql( |
| 102 | + --!syntax_v1 |
| 103 | + DECLARE $Assignments AS List<Struct<MemberId: Utf8, Assignment: Bytes>>; |
| 104 | + DECLARE $ConsumerGroup AS Utf8; |
| 105 | + DECLARE $Database AS Utf8; |
| 106 | + DECLARE $Generation AS Uint64; |
| 107 | + DECLARE $State AS Uint64; |
| 108 | + DECLARE $LastHeartbeat AS Datetime; |
| 109 | +
|
| 110 | + UPSERT INTO `%s` |
| 111 | + SELECT |
| 112 | + item.MemberId AS member_id, |
| 113 | + item.Assignment AS assignment, |
| 114 | + $ConsumerGroup AS consumer_group, |
| 115 | + $Database AS database, |
| 116 | + $Generation AS generation |
| 117 | + FROM AS_TABLE($Assignments) AS item; |
| 118 | +
|
| 119 | + UPDATE `%s` |
| 120 | + SET |
| 121 | + state = $State, |
| 122 | + last_heartbeat_time = $LastHeartbeat |
| 123 | + WHERE consumer_group = $ConsumerGroup |
| 124 | + AND database = $Database; |
| 125 | +)sql"; |
| 126 | + |
| 127 | +const TString UPDATE_GROUPS_AND_SELECT_WORKER_STATES = R"sql( |
| 128 | + --!syntax_v1 |
| 129 | + DECLARE $ConsumerGroup AS Utf8; |
| 130 | + DECLARE $State AS Uint64; |
| 131 | + DECLARE $Generation AS Uint64; |
| 132 | + DECLARE $Database AS Utf8; |
| 133 | + DECLARE $LastHeartbeat AS Datetime; |
| 134 | +
|
| 135 | + UPDATE `%s` |
| 136 | + SET |
| 137 | + state = $State, |
| 138 | + last_heartbeat_time = $LastHeartbeat |
| 139 | + WHERE consumer_group = $ConsumerGroup |
| 140 | + AND database = $Database; |
| 141 | +
|
| 142 | + SELECT worker_state_proto, member_id |
| 143 | + FROM `%s` |
| 144 | + WHERE consumer_group = $ConsumerGroup |
| 145 | + AND generation = $Generation |
| 146 | + AND database = $Database; |
| 147 | +)sql"; |
| 148 | + |
| 149 | +const TString CHECK_GROUP_STATE = R"sql( |
| 150 | + --!syntax_v1 |
| 151 | + DECLARE $ConsumerGroup AS Utf8; |
| 152 | + DECLARE $Database AS Utf8; |
| 153 | +
|
| 154 | + SELECT state, generation, master, last_heartbeat_time, consumer_group, database, protocol |
| 155 | + FROM `%s` |
| 156 | + WHERE consumer_group = $ConsumerGroup |
| 157 | + AND database = $Database; |
| 158 | +)sql"; |
| 159 | + |
| 160 | +const TString FETCH_ASSIGNMENTS = R"sql( |
| 161 | + --!syntax_v1 |
| 162 | + DECLARE $ConsumerGroup AS Utf8; |
| 163 | + DECLARE $Generation AS Uint64; |
| 164 | + DECLARE $MemberId AS Utf8; |
| 165 | + DECLARE $Database AS Utf8; |
| 166 | +
|
| 167 | + SELECT assignment |
| 168 | + FROM `%s` |
| 169 | + WHERE consumer_group = $ConsumerGroup |
| 170 | + AND generation = $Generation |
| 171 | + AND member_id = $MemberId |
| 172 | + AND database = $Database; |
| 173 | +)sql"; |
| 174 | + |
| 175 | +const TString CHECK_DEAD_MEMBERS = R"sql( |
| 176 | + --!syntax_v1 |
| 177 | + DECLARE $ConsumerGroup AS Utf8; |
| 178 | + DECLARE $Generation AS Uint64; |
| 179 | + DECLARE $Database AS Utf8; |
| 180 | + DECLARE $Deadline AS Datetime; |
| 181 | +
|
| 182 | + SELECT COUNT(1) as cnt |
| 183 | + FROM `%s` |
| 184 | + WHERE consumer_group = $ConsumerGroup |
| 185 | + AND generation = $Generation |
| 186 | + AND database = $Database |
| 187 | + AND last_heartbeat_time < $Deadline; |
| 188 | +)sql"; |
| 189 | + |
| 190 | +const TString UPDATE_LASTHEARTBEATS = R"sql( |
| 191 | + --!syntax_v1 |
| 192 | + DECLARE $ConsumerGroup AS Utf8; |
| 193 | + DECLARE $Generation AS Uint64; |
| 194 | + DECLARE $MemberId AS Utf8; |
| 195 | + DECLARE $Database AS Utf8; |
| 196 | + DECLARE $LastHeartbeat AS Datetime; |
| 197 | + DECLARE $UpdateGroupHeartbeat AS Bool; |
| 198 | +
|
| 199 | + UPDATE `%s` |
| 200 | + SET last_heartbeat_time = $LastHeartbeat |
| 201 | + WHERE consumer_group = $ConsumerGroup |
| 202 | + AND database = $Database |
| 203 | + AND $UpdateGroupHeartbeat = True; |
| 204 | +
|
| 205 | + UPDATE `%s` |
| 206 | + SET last_heartbeat_time = $LastHeartbeat |
| 207 | + WHERE consumer_group = $ConsumerGroup |
| 208 | + AND generation = $Generation |
| 209 | + AND member_id = $MemberId |
| 210 | + AND database = $Database; |
| 211 | +)sql"; |
| 212 | + |
| 213 | + |
| 214 | +const TString UPDATE_LASTHEARTBEAT_TO_LEAVE_GROUP = R"sql( |
| 215 | + --!syntax_v1 |
| 216 | + DECLARE $ConsumerGroup AS Utf8; |
| 217 | + DECLARE $MemberId AS Utf8; |
| 218 | + DECLARE $Database AS Utf8; |
| 219 | + DECLARE $LastHeartbeat AS Datetime; |
| 220 | +
|
| 221 | + UPDATE `%s` |
| 222 | + SET last_heartbeat_time = $LastHeartbeat |
| 223 | + WHERE consumer_group = $ConsumerGroup |
| 224 | + AND member_id = $MemberId |
| 225 | + AND database = $Database; |
| 226 | +)sql"; |
| 227 | + |
| 228 | +} // namespace NKafka |
| 229 | + |
| 230 | +// savnik check max members count |
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