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85 lines
2.5 KiB
85 lines
2.5 KiB
syntax = "proto3";
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package messaging_pb;
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import "mq_schema.proto";
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option go_package = "github.com/seaweedfs/seaweedfs/weed/pb/mq_agent_pb";
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option java_package = "seaweedfs.mq_agent";
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option java_outer_classname = "MessageQueueAgentProto";
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//////////////////////////////////////////////////
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service SeaweedMessagingAgent {
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// Publishing
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rpc StartPublishSession (StartPublishSessionRequest) returns (StartPublishSessionResponse) {
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}
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rpc ClosePublishSession (ClosePublishSessionRequest) returns (ClosePublishSessionResponse) {
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}
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rpc PublishRecord (stream PublishRecordRequest) returns (stream PublishRecordResponse) {
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}
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// Subscribing
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rpc SubscribeRecord (stream SubscribeRecordRequest) returns (stream SubscribeRecordResponse) {
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}
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}
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//////////////////////////////////////////////////
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message StartPublishSessionRequest {
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schema_pb.Topic topic = 1;
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int32 partition_count = 2;
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schema_pb.RecordType record_type = 3;
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string publisher_name = 4;
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}
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message StartPublishSessionResponse {
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string error = 1;
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int64 session_id = 2;
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}
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message ClosePublishSessionRequest {
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int64 session_id = 1;
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}
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message ClosePublishSessionResponse {
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string error = 1;
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}
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//////////////////////////////////////////////////
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message PublishRecordRequest {
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int64 session_id = 1; // session_id is required for the first record
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bytes key = 2;
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schema_pb.RecordValue value = 3;
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}
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message PublishRecordResponse {
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int64 ack_sequence = 1;
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string error = 2;
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int64 base_offset = 3; // First offset assigned to this batch
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int64 last_offset = 4; // Last offset assigned to this batch
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}
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//////////////////////////////////////////////////
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message SubscribeRecordRequest {
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message InitSubscribeRecordRequest {
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string consumer_group = 1;
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string consumer_group_instance_id = 2;
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schema_pb.Topic topic = 4;
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repeated schema_pb.PartitionOffset partition_offsets = 5;
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schema_pb.OffsetType offset_type = 6;
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int64 offset_ts_ns = 7;
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string filter = 10;
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int32 max_subscribed_partitions = 11;
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int32 sliding_window_size = 12;
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}
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InitSubscribeRecordRequest init = 1;
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int64 ack_sequence = 2;
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bytes ack_key = 3;
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}
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message SubscribeRecordResponse {
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bytes key = 2;
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schema_pb.RecordValue value = 3;
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int64 ts_ns = 4;
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string error = 5;
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bool is_end_of_stream = 6;
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bool is_end_of_topic = 7;
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int64 offset = 8; // Sequential offset within partition
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}
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//////////////////////////////////////////////////
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