loki/pkg/querier/queryrange/queryrange.proto

syntax = "proto3";

package queryrange;

import "github.com/gogo/googleapis/google/rpc/status.proto";
import "gogoproto/gogo.proto";
import "google/protobuf/timestamp.proto";
import "pkg/logproto/logproto.proto";
import "pkg/logproto/sketch.proto";
import "pkg/logqlmodel/stats/stats.proto";
import "pkg/push/push.proto";
import "pkg/querier/queryrange/queryrangebase/definitions/definitions.proto";
import "pkg/querier/queryrange/queryrangebase/queryrange.proto";

option go_package = "github.com/grafana/loki/pkg/querier/queryrange";
option (gogoproto.marshaler_all) = true;
option (gogoproto.sizer_all) = true;
option (gogoproto.unmarshaler_all) = true;

message LokiRequest {
  string query = 1;
  uint32 limit = 2;
  int64 step = 3;
  int64 interval = 9;
  google.protobuf.Timestamp startTs = 4 [
    (gogoproto.stdtime) = true,
    (gogoproto.nullable) = false
  ];
  google.protobuf.Timestamp endTs = 5 [
    (gogoproto.stdtime) = true,
    (gogoproto.nullable) = false
  ];
  logproto.Direction direction = 6;
  string path = 7;
  repeated string shards = 8 [(gogoproto.jsontag) = "shards"];
  bytes plan = 10 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/plan.QueryPlan"];
}

message LokiInstantRequest {
  string query = 1;
  uint32 limit = 2;
  google.protobuf.Timestamp timeTs = 3 [
    (gogoproto.stdtime) = true,
    (gogoproto.nullable) = false
  ];
  logproto.Direction direction = 4;
  string path = 5;
  repeated string shards = 6 [(gogoproto.jsontag) = "shards"];
  bytes plan = 7 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/plan.QueryPlan"];
}

message LokiResponse {
  string Status = 1 [(gogoproto.jsontag) = "status"];
  LokiData Data = 2 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "data,omitempty"
  ];
  string ErrorType = 3 [(gogoproto.jsontag) = "errorType,omitempty"];
  string Error = 4 [(gogoproto.jsontag) = "error,omitempty"];
  logproto.Direction direction = 5;
  uint32 limit = 6;
  uint32 version = 7;
  stats.Result statistics = 8 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "statistics"
  ];
  repeated definitions.PrometheusResponseHeader Headers = 9 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
}

message LokiSeriesRequest {
  repeated string match = 1;
  google.protobuf.Timestamp startTs = 2 [
    (gogoproto.stdtime) = true,
    (gogoproto.nullable) = false
  ];
  google.protobuf.Timestamp endTs = 3 [
    (gogoproto.stdtime) = true,
    (gogoproto.nullable) = false
  ];
  string path = 4;
  repeated string shards = 5 [(gogoproto.jsontag) = "shards"];
}

message LokiSeriesResponse {
  string Status = 1 [(gogoproto.jsontag) = "status"];
  repeated logproto.SeriesIdentifier Data = 2 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "data,omitempty"
  ];
  uint32 version = 3;
  repeated definitions.PrometheusResponseHeader Headers = 4 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
  stats.Result statistics = 5 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "statistics"
  ];
}

message LokiLabelNamesResponse {
  string Status = 1 [(gogoproto.jsontag) = "status"];
  repeated string Data = 2 [(gogoproto.jsontag) = "data,omitempty"];
  uint32 version = 3;
  repeated definitions.PrometheusResponseHeader Headers = 4 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
  stats.Result statistics = 5 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "statistics"
  ];
}

message LokiData {
  string ResultType = 1 [(gogoproto.jsontag) = "resultType"];
  repeated logproto.StreamAdapter Result = 2 [
    (gogoproto.nullable) = false,
    (gogoproto.jsontag) = "result",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/push.Stream"
  ];
}

// LokiPromResponse wraps a Prometheus response with statistics.
message LokiPromResponse {
  queryrangebase.PrometheusResponse response = 1 [(gogoproto.nullable) = true];
  stats.Result statistics = 2 [(gogoproto.nullable) = false];
}

message IndexStatsResponse {
  logproto.IndexStatsResponse response = 1 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/logproto.IndexStatsResponse"];
  repeated definitions.PrometheusResponseHeader Headers = 2 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
}

message VolumeResponse {
  logproto.VolumeResponse response = 1 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/logproto.VolumeResponse"];
  repeated definitions.PrometheusResponseHeader Headers = 2 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
}

message TopKSketchesResponse {
  logproto.TopKMatrix response = 1 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/logproto.TopKMatrix"];
  repeated definitions.PrometheusResponseHeader Headers = 2 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
}

message QuantileSketchResponse {
  logproto.QuantileSketchMatrix response = 1 [(gogoproto.customtype) = "github.com/grafana/loki/pkg/logproto.QuantileSketchMatrix"];
  repeated definitions.PrometheusResponseHeader Headers = 2 [
    (gogoproto.jsontag) = "-",
    (gogoproto.customtype) = "github.com/grafana/loki/pkg/querier/queryrange/queryrangebase/definitions.PrometheusResponseHeader"
  ];
}

message QueryResponse {
  google.rpc.Status status = 1;
  oneof response {
    LokiSeriesResponse series = 2;
    LokiLabelNamesResponse labels = 3;
    IndexStatsResponse stats = 4;
    LokiPromResponse prom = 5;
    LokiResponse streams = 6;
    VolumeResponse volume = 7;
    TopKSketchesResponse topkSketches = 8;
    QuantileSketchResponse quantileSketches = 9;
  }
}

message QueryRequest {
  oneof request {
    LokiSeriesRequest series = 1;
    logproto.LabelRequest labels = 2;
    logproto.IndexStatsRequest stats = 3;
    LokiInstantRequest instant = 4;
    LokiRequest streams = 5;
    logproto.VolumeRequest volume = 6;
  }
  map<string, string> metadata = 7 [(gogoproto.nullable) = false];
}