loki/pkg/logproto/logproto.proto

syntax = "proto3";

package logproto;

import "google/protobuf/timestamp.proto";
import "github.com/gogo/protobuf/gogoproto/gogo.proto";
import "google.golang.org/grpc/health/grpc_health_v1/health.proto";

service Pusher {
  rpc Push(PushRequest) returns (PushResponse) {};
  rpc Check(grpc.health.v1.HealthCheckRequest) returns (grpc.health.v1.HealthCheckResponse);
}

service Querier {
  rpc Query(QueryRequest) returns (stream QueryResponse) {};
}

message PushRequest {
  repeated Stream streams = 1;
}

message PushResponse {
}

message QueryRequest {
  string query = 1;
  uint32 limit = 2;
  google.protobuf.Timestamp start = 3 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  google.protobuf.Timestamp end = 4 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
}

message QueryResponse {
  repeated Stream streams = 1;
}

message Stream {
  string labels = 1;
  repeated Entry entries = 2 [(gogoproto.nullable) = false];
}

message Entry {
  google.protobuf.Timestamp timestamp = 1 [(gogoproto.stdtime) = true, (gogoproto.nullable) = false];
  string line = 2;
}