signoz/ee/query-service/app/api/queryrange.go
2025-08-04 21:02:54 +05:30

282 lines
9.0 KiB
Go

package api
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"runtime/debug"
anomalyV2 "github.com/SigNoz/signoz/ee/anomaly"
"github.com/SigNoz/signoz/ee/query-service/anomaly"
"github.com/SigNoz/signoz/pkg/errors"
"github.com/SigNoz/signoz/pkg/http/render"
baseapp "github.com/SigNoz/signoz/pkg/query-service/app"
"github.com/SigNoz/signoz/pkg/query-service/app/queryBuilder"
"github.com/SigNoz/signoz/pkg/query-service/model"
v3 "github.com/SigNoz/signoz/pkg/query-service/model/v3"
"github.com/SigNoz/signoz/pkg/types/authtypes"
"github.com/SigNoz/signoz/pkg/valuer"
"go.uber.org/zap"
qbtypes "github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
)
func (aH *APIHandler) queryRangeV4(w http.ResponseWriter, r *http.Request) {
claims, err := authtypes.ClaimsFromContext(r.Context())
if err != nil {
render.Error(w, err)
return
}
orgID, err := valuer.NewUUID(claims.OrgID)
if err != nil {
render.Error(w, err)
return
}
bodyBytes, _ := io.ReadAll(r.Body)
r.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
queryRangeParams, apiErrorObj := baseapp.ParseQueryRangeParams(r)
if apiErrorObj != nil {
zap.L().Error("error parsing metric query range params", zap.Error(apiErrorObj.Err))
RespondError(w, apiErrorObj, nil)
return
}
queryRangeParams.Version = "v4"
// add temporality for each metric
temporalityErr := aH.PopulateTemporality(r.Context(), orgID, queryRangeParams)
if temporalityErr != nil {
zap.L().Error("Error while adding temporality for metrics", zap.Error(temporalityErr))
RespondError(w, &model.ApiError{Typ: model.ErrorInternal, Err: temporalityErr}, nil)
return
}
anomalyQueryExists := false
anomalyQuery := &v3.BuilderQuery{}
if queryRangeParams.CompositeQuery.QueryType == v3.QueryTypeBuilder {
for _, query := range queryRangeParams.CompositeQuery.BuilderQueries {
for _, fn := range query.Functions {
if fn.Name == v3.FunctionNameAnomaly {
anomalyQueryExists = true
anomalyQuery = query
break
}
}
}
}
if anomalyQueryExists {
// ensure all queries have metric data source, and there should be only one anomaly query
for _, query := range queryRangeParams.CompositeQuery.BuilderQueries {
// What is query.QueryName == query.Expression doing here?
// In the current implementation, the way to recognize if a query is a formula is by
// checking if the expression is the same as the query name. if the expression is different
// then it is a formula. otherwise, it is simple builder query.
if query.DataSource != v3.DataSourceMetrics && query.QueryName == query.Expression {
RespondError(w, &model.ApiError{Typ: model.ErrorBadData, Err: fmt.Errorf("all queries must have metric data source")}, nil)
return
}
}
// get the threshold, and seasonality from the anomaly query
var seasonality anomaly.Seasonality
for _, fn := range anomalyQuery.Functions {
if fn.Name == v3.FunctionNameAnomaly {
seasonalityStr, ok := fn.NamedArgs["seasonality"].(string)
if !ok {
seasonalityStr = "daily"
}
if seasonalityStr == "weekly" {
seasonality = anomaly.SeasonalityWeekly
} else if seasonalityStr == "daily" {
seasonality = anomaly.SeasonalityDaily
} else {
seasonality = anomaly.SeasonalityHourly
}
break
}
}
var provider anomaly.Provider
switch seasonality {
case anomaly.SeasonalityWeekly:
provider = anomaly.NewWeeklyProvider(
anomaly.WithCache[*anomaly.WeeklyProvider](aH.Signoz.Cache),
anomaly.WithKeyGenerator[*anomaly.WeeklyProvider](queryBuilder.NewKeyGenerator()),
anomaly.WithReader[*anomaly.WeeklyProvider](aH.opts.DataConnector),
)
case anomaly.SeasonalityDaily:
provider = anomaly.NewDailyProvider(
anomaly.WithCache[*anomaly.DailyProvider](aH.Signoz.Cache),
anomaly.WithKeyGenerator[*anomaly.DailyProvider](queryBuilder.NewKeyGenerator()),
anomaly.WithReader[*anomaly.DailyProvider](aH.opts.DataConnector),
)
case anomaly.SeasonalityHourly:
provider = anomaly.NewHourlyProvider(
anomaly.WithCache[*anomaly.HourlyProvider](aH.Signoz.Cache),
anomaly.WithKeyGenerator[*anomaly.HourlyProvider](queryBuilder.NewKeyGenerator()),
anomaly.WithReader[*anomaly.HourlyProvider](aH.opts.DataConnector),
)
default:
provider = anomaly.NewDailyProvider(
anomaly.WithCache[*anomaly.DailyProvider](aH.Signoz.Cache),
anomaly.WithKeyGenerator[*anomaly.DailyProvider](queryBuilder.NewKeyGenerator()),
anomaly.WithReader[*anomaly.DailyProvider](aH.opts.DataConnector),
)
}
anomalies, err := provider.GetAnomalies(r.Context(), orgID, &anomaly.GetAnomaliesRequest{Params: queryRangeParams})
if err != nil {
RespondError(w, &model.ApiError{Typ: model.ErrorInternal, Err: err}, nil)
return
}
resp := v3.QueryRangeResponse{
Result: anomalies.Results,
ResultType: "anomaly",
}
aH.Respond(w, resp)
} else {
r.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
aH.QueryRangeV4(w, r)
}
}
func extractSeasonality(anomalyQuery *qbtypes.QueryBuilderQuery[qbtypes.MetricAggregation]) anomalyV2.Seasonality {
for _, fn := range anomalyQuery.Functions {
if fn.Name == qbtypes.FunctionNameAnomaly {
for _, arg := range fn.Args {
if arg.Name == "seasonality" {
if seasonalityStr, ok := arg.Value.(string); ok {
switch seasonalityStr {
case "weekly":
return anomalyV2.SeasonalityWeekly
case "hourly":
return anomalyV2.SeasonalityHourly
}
}
}
}
}
}
return anomalyV2.SeasonalityDaily // default
}
func createAnomalyProvider(aH *APIHandler, seasonality anomalyV2.Seasonality) anomalyV2.Provider {
switch seasonality {
case anomalyV2.SeasonalityWeekly:
return anomalyV2.NewWeeklyProvider(
anomalyV2.WithQuerier[*anomalyV2.WeeklyProvider](aH.Signoz.Querier),
anomalyV2.WithLogger[*anomalyV2.WeeklyProvider](aH.Signoz.Instrumentation.Logger()),
)
case anomalyV2.SeasonalityHourly:
return anomalyV2.NewHourlyProvider(
anomalyV2.WithQuerier[*anomalyV2.HourlyProvider](aH.Signoz.Querier),
anomalyV2.WithLogger[*anomalyV2.HourlyProvider](aH.Signoz.Instrumentation.Logger()),
)
default:
return anomalyV2.NewDailyProvider(
anomalyV2.WithQuerier[*anomalyV2.DailyProvider](aH.Signoz.Querier),
anomalyV2.WithLogger[*anomalyV2.DailyProvider](aH.Signoz.Instrumentation.Logger()),
)
}
}
func (aH *APIHandler) handleAnomalyQuery(ctx context.Context, orgID valuer.UUID, anomalyQuery *qbtypes.QueryBuilderQuery[qbtypes.MetricAggregation], queryRangeRequest qbtypes.QueryRangeRequest) (*anomalyV2.AnomaliesResponse, error) {
seasonality := extractSeasonality(anomalyQuery)
provider := createAnomalyProvider(aH, seasonality)
return provider.GetAnomalies(ctx, orgID, &anomalyV2.AnomaliesRequest{Params: queryRangeRequest})
}
func (aH *APIHandler) queryRangeV5(rw http.ResponseWriter, req *http.Request) {
bodyBytes, err := io.ReadAll(req.Body)
if err != nil {
render.Error(rw, errors.NewInvalidInputf(errors.CodeInvalidInput, "failed to read request body: %v", err))
return
}
req.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
ctx := req.Context()
claims, err := authtypes.ClaimsFromContext(ctx)
if err != nil {
render.Error(rw, err)
return
}
var queryRangeRequest qbtypes.QueryRangeRequest
if err := json.NewDecoder(req.Body).Decode(&queryRangeRequest); err != nil {
render.Error(rw, errors.NewInvalidInputf(errors.CodeInvalidInput, "failed to decode request body: %v", err))
return
}
defer func() {
if r := recover(); r != nil {
stackTrace := string(debug.Stack())
queryJSON, _ := json.Marshal(queryRangeRequest)
aH.Signoz.Instrumentation.Logger().ErrorContext(ctx, "panic in QueryRange",
"error", r,
"user", claims.UserID,
"payload", string(queryJSON),
"stacktrace", stackTrace,
)
render.Error(rw, errors.NewInternalf(
errors.CodeInternal,
"Something went wrong on our end. It's not you, it's us. Our team is notified about it. Reach out to support if issue persists.",
))
}
}()
if err := queryRangeRequest.Validate(); err != nil {
render.Error(rw, err)
return
}
orgID, err := valuer.NewUUID(claims.OrgID)
if err != nil {
render.Error(rw, err)
return
}
if anomalyQuery, ok := queryRangeRequest.IsAnomalyRequest(); ok {
anomalies, err := aH.handleAnomalyQuery(ctx, orgID, anomalyQuery, queryRangeRequest)
if err != nil {
render.Error(rw, errors.NewInternalf(errors.CodeInternal, "failed to get anomalies: %v", err))
return
}
results := []any{}
for _, item := range anomalies.Results {
results = append(results, item)
}
finalResp := &qbtypes.QueryRangeResponse{
Type: queryRangeRequest.RequestType,
Data: struct {
Results []any `json:"results"`
}{
Results: results,
},
Meta: struct {
RowsScanned uint64 `json:"rowsScanned"`
BytesScanned uint64 `json:"bytesScanned"`
DurationMS uint64 `json:"durationMs"`
}{},
}
render.Success(rw, http.StatusOK, finalResp)
return
} else {
// regular query range request, let the querier handle it
req.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
aH.QuerierAPI.QueryRange(rw, req)
}
}