From e273f7ba5e71999728d08e1bd3dcd770e26d764a Mon Sep 17 00:00:00 2001 From: Christian Simon Date: Tue, 25 Jul 2023 13:48:02 +0100 Subject: [PATCH] Push down label_name filter on Series API (#2163) This will filter label names on the ingesters directly. --- api/gen/proto/go/ingester/v1/ingester.pb.go | 368 +++++++++--------- .../go/ingester/v1/ingester_vtproto.pb.go | 52 +++ api/ingester/v1/ingester.proto | 1 + .../index.md | 4 +- go.work.sum | 2 + pkg/phlaredb/head.go | 14 + pkg/phlaredb/head_test.go | 18 +- pkg/querier/querier.go | 4 +- 8 files changed, 278 insertions(+), 185 deletions(-) diff --git a/api/gen/proto/go/ingester/v1/ingester.pb.go b/api/gen/proto/go/ingester/v1/ingester.pb.go index f79ba3a182..b742654378 100644 --- a/api/gen/proto/go/ingester/v1/ingester.pb.go +++ b/api/gen/proto/go/ingester/v1/ingester.pb.go @@ -162,7 +162,8 @@ type SeriesRequest struct { sizeCache protoimpl.SizeCache unknownFields protoimpl.UnknownFields - Matchers []string `protobuf:"bytes,1,rep,name=matchers,proto3" json:"matchers,omitempty"` + Matchers []string `protobuf:"bytes,1,rep,name=matchers,proto3" json:"matchers,omitempty"` + LabelNames []string `protobuf:"bytes,2,rep,name=label_names,json=labelNames,proto3" json:"label_names,omitempty"` } func (x *SeriesRequest) Reset() { @@ -204,6 +205,13 @@ func (x *SeriesRequest) GetMatchers() []string { return nil } +func (x *SeriesRequest) GetLabelNames() []string { + if x != nil { + return x.LabelNames + } + return nil +} + type SeriesResponse struct { state protoimpl.MessageState sizeCache protoimpl.SizeCache @@ -1102,193 +1110,195 @@ var file_ingester_v1_ingester_proto_rawDesc = []byte{ 0x72, 0x6f, 0x66, 0x69, 0x6c, 0x65, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x73, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x15, 0x2e, 0x74, 0x79, 0x70, 0x65, 0x73, 0x2e, 0x76, 0x31, 0x2e, 0x50, 0x72, 0x6f, 0x66, 0x69, 0x6c, 0x65, 0x54, 0x79, 0x70, 0x65, 0x52, 0x0c, 0x70, 0x72, 0x6f, 0x66, 0x69, - 0x6c, 0x65, 0x54, 0x79, 0x70, 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a/api/gen/proto/go/ingester/v1/ingester_vtproto.pb.go b/api/gen/proto/go/ingester/v1/ingester_vtproto.pb.go index 655a539b70..2f0ffe2953 100644 --- a/api/gen/proto/go/ingester/v1/ingester_vtproto.pb.go +++ b/api/gen/proto/go/ingester/v1/ingester_vtproto.pb.go @@ -78,6 +78,11 @@ func (m *SeriesRequest) CloneVT() *SeriesRequest { copy(tmpContainer, rhs) r.Matchers = tmpContainer } + if rhs := m.LabelNames; rhs != nil { + tmpContainer := make([]string, len(rhs)) + copy(tmpContainer, rhs) + r.LabelNames = tmpContainer + } if len(m.unknownFields) > 0 { r.unknownFields = make([]byte, len(m.unknownFields)) copy(r.unknownFields, m.unknownFields) @@ -1075,6 +1080,15 @@ func (m *SeriesRequest) MarshalToSizedBufferVT(dAtA []byte) (int, error) { i -= len(m.unknownFields) copy(dAtA[i:], m.unknownFields) } + if len(m.LabelNames) > 0 { + for iNdEx := len(m.LabelNames) - 1; iNdEx >= 0; iNdEx-- { + i -= len(m.LabelNames[iNdEx]) + copy(dAtA[i:], m.LabelNames[iNdEx]) + i = encodeVarint(dAtA, i, uint64(len(m.LabelNames[iNdEx]))) + i-- + dAtA[i] = 0x12 + } + } if len(m.Matchers) > 0 { for iNdEx := len(m.Matchers) - 1; iNdEx >= 0; iNdEx-- { i -= len(m.Matchers[iNdEx]) @@ -2029,6 +2043,12 @@ func (m *SeriesRequest) SizeVT() (n int) { n += 1 + l + sov(uint64(l)) } } + if len(m.LabelNames) > 0 { + for _, s := range m.LabelNames { + l = len(s) + n += 1 + l + sov(uint64(l)) + } + } n += len(m.unknownFields) return n } @@ -2576,6 +2596,38 @@ func (m *SeriesRequest) UnmarshalVT(dAtA []byte) error { } m.Matchers = append(m.Matchers, string(dAtA[iNdEx:postIndex])) iNdEx = postIndex + case 2: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field LabelNames", wireType) + } + var stringLen uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + stringLen |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + intStringLen := int(stringLen) + if intStringLen < 0 { + return ErrInvalidLength + } + postIndex := iNdEx + intStringLen + if postIndex < 0 { + return ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.LabelNames = append(m.LabelNames, string(dAtA[iNdEx:postIndex])) + iNdEx = postIndex default: iNdEx = preIndex skippy, err := skip(dAtA[iNdEx:]) diff --git a/api/ingester/v1/ingester.proto b/api/ingester/v1/ingester.proto index 9ce7aac1b0..1f44283257 100644 --- a/api/ingester/v1/ingester.proto +++ b/api/ingester/v1/ingester.proto @@ -26,6 +26,7 @@ message ProfileTypesResponse { message SeriesRequest { repeated string matchers = 1; + repeated string label_names = 2; } message SeriesResponse { diff --git a/docs/sources/configure-server/reference-configuration-parameters/index.md b/docs/sources/configure-server/reference-configuration-parameters/index.md index 4b4452bbf2..fa81e5534e 100644 --- a/docs/sources/configure-server/reference-configuration-parameters/index.md +++ b/docs/sources/configure-server/reference-configuration-parameters/index.md @@ -221,11 +221,11 @@ limits: # Maximum size of a profile in bytes. This is based off the uncompressed size. # 0 to disable. # CLI flag: -validation.max-profile-size-bytes - [max_profile_size_bytes: | default = 2097152] + [max_profile_size_bytes: | default = 4194304] # Maximum number of samples in a profile. 0 to disable. # CLI flag: -validation.max-profile-stacktrace-samples - [max_profile_stacktrace_samples: | default = 2000] + [max_profile_stacktrace_samples: | default = 4000] # Maximum number of labels in a profile sample. 0 to disable. # CLI flag: -validation.max-profile-stacktrace-sample-labels diff --git a/go.work.sum b/go.work.sum index 2e77b73de9..b2a9fa093a 100644 --- a/go.work.sum +++ b/go.work.sum @@ -420,6 +420,7 @@ github.com/go-kit/kit v0.12.0 h1:e4o3o3IsBfAKQh5Qbbiqyfu97Ku7jrO/JbohvztANh4= github.com/go-kit/kit v0.12.0/go.mod h1:lHd+EkCZPIwYItmGDDRdhinkzX2A1sj+M9biaEaizzs= github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas= github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY= +github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0= github.com/go-openapi/runtime v0.25.0 h1:7yQTCdRbWhX8vnIjdzU8S00tBYf7Sg71EBeorlPHvhc= github.com/go-openapi/runtime v0.25.0/go.mod h1:Ux6fikcHXyyob6LNWxtE96hWwjBPYF0DXgVFuMTneOs= github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A= @@ -739,6 +740,7 @@ github.com/shurcooL/vfsgen v0.0.0-20200824052919-0d455de96546/go.mod h1:TrYk7fJV github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0= github.com/slok/go-http-metrics v0.9.0 h1:o7A7j2DHs7Bnz8aGMotQLele28vf/Cl+O9cwJ6HyGk4= github.com/slok/go-http-metrics v0.9.0/go.mod h1:VCio4Xl8m11JM/0Sl9265RdKyiMypzMo3w1M8xcZGtk= +github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA= github.com/spf13/afero v1.8.2/go.mod h1:CtAatgMJh6bJEIs48Ay/FOnkljP3WeGUG0MC1RfAqwo= github.com/spf13/afero v1.9.5 h1:stMpOSZFs//0Lv29HduCmli3GUfpFoF3Y1Q/aXj/wVM= github.com/spf13/afero v1.9.5/go.mod h1:UBogFpq8E9Hx+xc5CNTTEpTnuHVmXDwZcZcE1eb/UhQ= diff --git a/pkg/phlaredb/head.go b/pkg/phlaredb/head.go index 703a691fb7..08311ffb67 100644 --- a/pkg/phlaredb/head.go +++ b/pkg/phlaredb/head.go @@ -877,9 +877,22 @@ func (h *Head) Series(ctx context.Context, req *connect.Request[ingestv1.SeriesR if err != nil { return nil, err } + + // build up map of label names + labelNameMap := make(map[string]struct{}, len(req.Msg.LabelNames)) + for _, labelName := range req.Msg.LabelNames { + labelNameMap[labelName] = struct{}{} + } + response := &ingestv1.SeriesResponse{} uniqu := map[model.Fingerprint]struct{}{} if err := h.forMatchingSelectors(selectors, func(lbs phlaremodel.Labels, fp model.Fingerprint) error { + if len(req.Msg.LabelNames) > 0 { + lbs = lbs.WithLabels(req.Msg.LabelNames...) + fp = model.Fingerprint(lbs.Hash()) + + } + if _, ok := uniqu[fp]; ok { return nil } @@ -889,6 +902,7 @@ func (h *Head) Series(ctx context.Context, req *connect.Request[ingestv1.SeriesR }); err != nil { return nil, err } + sort.Slice(response.LabelsSet, func(i, j int) bool { return phlaremodel.CompareLabelPairs(response.LabelsSet[i].Labels, response.LabelsSet[j].Labels) < 0 }) diff --git a/pkg/phlaredb/head_test.go b/pkg/phlaredb/head_test.go index 1b9ddc2565..c6d956e4db 100644 --- a/pkg/phlaredb/head_test.go +++ b/pkg/phlaredb/head_test.go @@ -307,18 +307,30 @@ func TestHeadSeries(t *testing.T) { require.NoError(t, head.Ingest(context.Background(), newProfileFoo(), uuid.New(), fooLabels...)) require.NoError(t, head.Ingest(context.Background(), newProfileBar(), uuid.New(), barLabels...)) - expected := phlaremodel.NewLabelsBuilder(nil). + lblBuilder := phlaremodel.NewLabelsBuilder(nil). Set("namespace", "phlare"). Set("job", "foo"). Set("__period_type__", "type"). Set("__period_unit__", "unit"). Set("__type__", "type"). Set("__unit__", "unit"). - Set("__profile_type__", ":type:unit:type:unit"). - Labels() + Set("__profile_type__", ":type:unit:type:unit") + expected := lblBuilder.Labels() res, err := head.Series(context.Background(), connect.NewRequest(&ingestv1.SeriesRequest{Matchers: []string{`{job="foo"}`}})) require.NoError(t, err) require.Equal(t, []*typesv1.Labels{{Labels: expected}}, res.Msg.LabelsSet) + + // Test we can filter labelNames + res, err = head.Series(context.Background(), connect.NewRequest(&ingestv1.SeriesRequest{LabelNames: []string{"job", "not-existing"}})) + require.NoError(t, err) + lblBuilder.Reset(nil) + jobFoo := lblBuilder.Set("job", "foo").Labels() + lblBuilder.Reset(nil) + jobBar := lblBuilder.Set("job", "bar").Labels() + require.Len(t, res.Msg.LabelsSet, 2) + require.Contains(t, res.Msg.LabelsSet, &typesv1.Labels{Labels: jobFoo}) + require.Contains(t, res.Msg.LabelsSet, &typesv1.Labels{Labels: jobBar}) + } func TestHeadProfileTypes(t *testing.T) { diff --git a/pkg/querier/querier.go b/pkg/querier/querier.go index a860117d0f..dcc1adb31c 100644 --- a/pkg/querier/querier.go +++ b/pkg/querier/querier.go @@ -229,11 +229,13 @@ func (q *Querier) Series(ctx context.Context, req *connect.Request[querierv1.Ser responses, err := forAllIngesters(ctx, q.ingesterQuerier, func(childCtx context.Context, ic IngesterQueryClient) ([]*typesv1.Labels, error) { res, err := ic.Series(childCtx, connect.NewRequest(&ingestv1.SeriesRequest{ - Matchers: req.Msg.Matchers, + Matchers: req.Msg.Matchers, + LabelNames: req.Msg.LabelNames, })) if err != nil { return nil, err } + // TODO: Remove this once we have the ingesters returning the filtered response, has been rolled out (f25). filterSeriesByLabelNames(res.Msg.LabelsSet, labelNameMap) return res.Msg.LabelsSet, nil