loki/pkg/ingester/checkpoint.proto

syntax = "proto3";

package ingester;

option go_package = "ingester";

import "google/protobuf/timestamp.proto";
import "github.com/gogo/protobuf/gogoproto/gogo.proto";
import "github.com/cortexproject/cortex/pkg/ingester/client/cortex.proto";

// Chunk is a {de,}serializable intermediate type for chunkDesc which allows
// efficient loading/unloading to disk during WAL checkpoint recovery.
message Chunk {
  google.protobuf.Timestamp from = 1 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  google.protobuf.Timestamp to = 2 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  google.protobuf.Timestamp flushedAt = 3 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  google.protobuf.Timestamp lastUpdated = 4 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  bool closed = 5;
  bool synced = 6;
  // data to be unmarshaled into a MemChunk
  bytes data = 7;
  // data to be unmarshaled into a MemChunk's headBlock
  bytes head = 8;
}

// Series is a {de,}serializable intermediate type for Series.
message Series {
  string userID = 1;
  // post mapped fingerprint is necessary because subsequent wal writes will reference it.
  uint64 fingerprint = 2;
  repeated cortex.LabelPair labels = 3 [(gogoproto.nullable) = false, (gogoproto.customtype) = "github.com/cortexproject/cortex/pkg/ingester/client.LabelAdapter"];
  repeated Chunk chunks = 4 [(gogoproto.nullable) = false];
}