From 0a2c43c30c57ca903e8e81731681a27a2362f0fa Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 16 Dec 2024 12:43:30 +0000 Subject: [PATCH] build(deps): bump google.golang.org/api from 0.210.0 to 0.211.0 Bumps [google.golang.org/api](https://github.com/googleapis/google-api-go-client) from 0.210.0 to 0.211.0. - [Release notes](https://github.com/googleapis/google-api-go-client/releases) - [Changelog](https://github.com/googleapis/google-api-go-client/blob/main/CHANGES.md) - [Commits](https://github.com/googleapis/google-api-go-client/compare/v0.210.0...v0.211.0) --- updated-dependencies: - dependency-name: google.golang.org/api dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 8 +- go.sum | 17 +- vendor/cloud.google.com/go/auth/CHANGES.md | 19 + .../go/auth/grpctransport/grpctransport.go | 9 - .../go/auth/httptransport/trace.go | 93 ---- .../go/auth/httptransport/transport.go | 14 - .../go/auth/internal/compute/compute.go | 3 +- .../internal/tagencoding/tagencoding.go | 75 --- .../go.opencensus.io/metric/metricdata/doc.go | 19 - .../metric/metricdata/exemplar.go | 38 -- .../metric/metricdata/label.go | 35 -- .../metric/metricdata/metric.go | 46 -- .../metric/metricdata/point.go | 193 -------- .../metric/metricdata/type_string.go | 16 - .../metric/metricdata/unit.go | 27 -- .../metric/metricproducer/manager.go | 78 --- .../metric/metricproducer/producer.go | 28 -- .../go.opencensus.io/plugin/ocgrpc/client.go | 56 --- .../plugin/ocgrpc/client_metrics.go | 118 ----- .../plugin/ocgrpc/client_stats_handler.go | 49 -- vendor/go.opencensus.io/plugin/ocgrpc/doc.go | 19 - .../go.opencensus.io/plugin/ocgrpc/server.go | 81 ---- .../plugin/ocgrpc/server_metrics.go | 108 ----- .../plugin/ocgrpc/server_stats_handler.go | 63 --- .../plugin/ocgrpc/stats_common.go | 248 ---------- .../plugin/ocgrpc/trace_common.go | 107 ---- .../go.opencensus.io/plugin/ochttp/client.go | 117 ----- .../plugin/ochttp/client_stats.go | 143 ------ vendor/go.opencensus.io/plugin/ochttp/doc.go | 19 - .../plugin/ochttp/propagation/b3/b3.go | 123 ----- .../go.opencensus.io/plugin/ochttp/route.go | 61 --- .../go.opencensus.io/plugin/ochttp/server.go | 455 ------------------ .../ochttp/span_annotating_client_trace.go | 169 ------- .../go.opencensus.io/plugin/ochttp/stats.go | 292 ----------- .../go.opencensus.io/plugin/ochttp/trace.go | 244 ---------- .../plugin/ochttp/wrapped_body.go | 44 -- vendor/go.opencensus.io/resource/resource.go | 164 ------- vendor/go.opencensus.io/stats/doc.go | 68 --- .../go.opencensus.io/stats/internal/record.go | 31 -- vendor/go.opencensus.io/stats/measure.go | 109 ----- .../go.opencensus.io/stats/measure_float64.go | 55 --- .../go.opencensus.io/stats/measure_int64.go | 55 --- vendor/go.opencensus.io/stats/record.go | 156 ------ vendor/go.opencensus.io/stats/units.go | 26 - .../stats/view/aggregation.go | 123 ----- .../stats/view/aggregation_data.go | 336 ------------- .../go.opencensus.io/stats/view/collector.go | 93 ---- vendor/go.opencensus.io/stats/view/doc.go | 47 -- vendor/go.opencensus.io/stats/view/export.go | 45 -- vendor/go.opencensus.io/stats/view/view.go | 221 --------- .../stats/view/view_to_metric.go | 147 ------ vendor/go.opencensus.io/stats/view/worker.go | 424 ---------------- .../stats/view/worker_commands.go | 186 ------- vendor/go.opencensus.io/tag/context.go | 43 -- vendor/go.opencensus.io/tag/doc.go | 26 - vendor/go.opencensus.io/tag/key.go | 44 -- vendor/go.opencensus.io/tag/map.go | 229 --------- vendor/go.opencensus.io/tag/map_codec.go | 239 --------- vendor/go.opencensus.io/tag/metadata.go | 52 -- vendor/go.opencensus.io/tag/profile_19.go | 32 -- vendor/go.opencensus.io/tag/profile_not19.go | 24 - vendor/go.opencensus.io/tag/validate.go | 56 --- .../trace/propagation/propagation.go | 108 ----- .../google.golang.org/api/internal/version.go | 2 +- .../api/transport/grpc/dial.go | 9 - .../api/transport/http/dial.go | 15 - .../http/internal/propagation/http.go | 87 ---- vendor/modules.txt | 21 +- 68 files changed, 37 insertions(+), 6470 deletions(-) delete mode 100644 vendor/cloud.google.com/go/auth/httptransport/trace.go delete mode 100644 vendor/go.opencensus.io/internal/tagencoding/tagencoding.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/doc.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/exemplar.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/label.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/metric.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/point.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/type_string.go delete mode 100644 vendor/go.opencensus.io/metric/metricdata/unit.go delete mode 100644 vendor/go.opencensus.io/metric/metricproducer/manager.go delete mode 100644 vendor/go.opencensus.io/metric/metricproducer/producer.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/client.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/client_metrics.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/client_stats_handler.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/doc.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/server.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/server_metrics.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/server_stats_handler.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/stats_common.go delete mode 100644 vendor/go.opencensus.io/plugin/ocgrpc/trace_common.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/client.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/client_stats.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/doc.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/propagation/b3/b3.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/route.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/server.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/span_annotating_client_trace.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/stats.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/trace.go delete mode 100644 vendor/go.opencensus.io/plugin/ochttp/wrapped_body.go delete mode 100644 vendor/go.opencensus.io/resource/resource.go delete mode 100644 vendor/go.opencensus.io/stats/doc.go delete mode 100644 vendor/go.opencensus.io/stats/internal/record.go delete mode 100644 vendor/go.opencensus.io/stats/measure.go delete mode 100644 vendor/go.opencensus.io/stats/measure_float64.go delete mode 100644 vendor/go.opencensus.io/stats/measure_int64.go delete mode 100644 vendor/go.opencensus.io/stats/record.go delete mode 100644 vendor/go.opencensus.io/stats/units.go delete mode 100644 vendor/go.opencensus.io/stats/view/aggregation.go delete mode 100644 vendor/go.opencensus.io/stats/view/aggregation_data.go delete mode 100644 vendor/go.opencensus.io/stats/view/collector.go delete mode 100644 vendor/go.opencensus.io/stats/view/doc.go delete mode 100644 vendor/go.opencensus.io/stats/view/export.go delete mode 100644 vendor/go.opencensus.io/stats/view/view.go delete mode 100644 vendor/go.opencensus.io/stats/view/view_to_metric.go delete mode 100644 vendor/go.opencensus.io/stats/view/worker.go delete mode 100644 vendor/go.opencensus.io/stats/view/worker_commands.go delete mode 100644 vendor/go.opencensus.io/tag/context.go delete mode 100644 vendor/go.opencensus.io/tag/doc.go delete mode 100644 vendor/go.opencensus.io/tag/key.go delete mode 100644 vendor/go.opencensus.io/tag/map.go delete mode 100644 vendor/go.opencensus.io/tag/map_codec.go delete mode 100644 vendor/go.opencensus.io/tag/metadata.go delete mode 100644 vendor/go.opencensus.io/tag/profile_19.go delete mode 100644 vendor/go.opencensus.io/tag/profile_not19.go delete mode 100644 vendor/go.opencensus.io/tag/validate.go delete mode 100644 vendor/go.opencensus.io/trace/propagation/propagation.go delete mode 100644 vendor/google.golang.org/api/transport/http/internal/propagation/http.go diff --git a/go.mod b/go.mod index 7d9ce71bf..2acc3a781 100644 --- a/go.mod +++ b/go.mod @@ -23,13 +23,13 @@ require ( golang.org/x/net v0.32.0 golang.org/x/oauth2 v0.24.0 golang.org/x/sys v0.28.0 - google.golang.org/api v0.210.0 + google.golang.org/api v0.211.0 gopkg.in/yaml.v3 v3.0.1 ) require ( cloud.google.com/go v0.116.0 // indirect - cloud.google.com/go/auth v0.11.0 // indirect + cloud.google.com/go/auth v0.12.1 // indirect cloud.google.com/go/auth/oauth2adapt v0.2.6 // indirect cloud.google.com/go/iam v1.2.2 // indirect github.com/coreos/go-json v0.0.0-20230131223807-18775e0fb4fb // indirect @@ -57,8 +57,8 @@ require ( golang.org/x/text v0.21.0 // indirect golang.org/x/time v0.8.0 // indirect google.golang.org/genproto v0.0.0-20241118233622-e639e219e697 // indirect - google.golang.org/genproto/googleapis/api v0.0.0-20241113202542-65e8d215514f // indirect - google.golang.org/genproto/googleapis/rpc v0.0.0-20241118233622-e639e219e697 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20241118233622-e639e219e697 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20241206012308-a4fef0638583 // indirect google.golang.org/grpc v1.67.1 // indirect google.golang.org/protobuf v1.35.2 // indirect ) diff --git a/go.sum b/go.sum index 93f9dddc5..35237e168 100644 --- a/go.sum +++ b/go.sum @@ -1,8 +1,8 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= cloud.google.com/go v0.116.0 h1:B3fRrSDkLRt5qSHWe40ERJvhvnQwdZiHu0bJOpldweE= cloud.google.com/go v0.116.0/go.mod h1:cEPSRWPzZEswwdr9BxE6ChEn01dWlTaF05LiC2Xs70U= -cloud.google.com/go/auth v0.11.0 h1:Ic5SZz2lsvbYcWT5dfjNWgw6tTlGi2Wc8hyQSC9BstA= -cloud.google.com/go/auth v0.11.0/go.mod h1:xxA5AqpDrvS+Gkmo9RqrGGRh6WSNKKOXhY3zNOr38tI= +cloud.google.com/go/auth v0.12.1 h1:n2Bj25BUMM0nvE9D2XLTiImanwZhO3DkfWSYS/SAJP4= +cloud.google.com/go/auth v0.12.1/go.mod h1:BFMu+TNpF3DmvfBO9ClqTR/SiqVIm7LukKF9mbendF4= cloud.google.com/go/auth/oauth2adapt v0.2.6 h1:V6a6XDu2lTwPZWOawrAa9HUK+DB2zfJyTuciBG5hFkU= cloud.google.com/go/auth/oauth2adapt v0.2.6/go.mod h1:AlmsELtlEBnaNTL7jCj8VQFLy6mbZv0s4Q7NGBeQ5E8= cloud.google.com/go/compute/metadata v0.5.2 h1:UxK4uu/Tn+I3p2dYWTfiX4wva7aYlKixAHn3fyqngqo= @@ -60,7 +60,6 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8= github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= -github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= @@ -166,8 +165,8 @@ golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= -google.golang.org/api v0.210.0 h1:HMNffZ57OoZCRYSbdWVRoqOa8V8NIHLL0CzdBPLztWk= -google.golang.org/api v0.210.0/go.mod h1:B9XDZGnx2NtyjzVkOVTGrFSAVZgPcbedzKg/gTLwqBs= +google.golang.org/api v0.211.0 h1:IUpLjq09jxBSV1lACO33CGY3jsRcbctfGzhj+ZSE/Bg= +google.golang.org/api v0.211.0/go.mod h1:XOloB4MXFH4UTlQSGuNUxw0UT74qdENK8d6JNsXKLi0= google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM= google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= @@ -175,10 +174,10 @@ google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo= google.golang.org/genproto v0.0.0-20241118233622-e639e219e697 h1:ToEetK57OidYuqD4Q5w+vfEnPvPpuTwedCNVohYJfNk= google.golang.org/genproto v0.0.0-20241118233622-e639e219e697/go.mod h1:JJrvXBWRZaFMxBufik1a4RpFw4HhgVtBBWQeQgUj2cc= -google.golang.org/genproto/googleapis/api v0.0.0-20241113202542-65e8d215514f h1:M65LEviCfuZTfrfzwwEoxVtgvfkFkBUbFnRbxCXuXhU= -google.golang.org/genproto/googleapis/api v0.0.0-20241113202542-65e8d215514f/go.mod h1:Yo94eF2nj7igQt+TiJ49KxjIH8ndLYPZMIRSiRcEbg0= -google.golang.org/genproto/googleapis/rpc v0.0.0-20241118233622-e639e219e697 h1:LWZqQOEjDyONlF1H6afSWpAL/znlREo2tHfLoe+8LMA= -google.golang.org/genproto/googleapis/rpc v0.0.0-20241118233622-e639e219e697/go.mod h1:5uTbfoYQed2U9p3KIj2/Zzm02PYhndfdmML0qC3q3FU= +google.golang.org/genproto/googleapis/api v0.0.0-20241118233622-e639e219e697 h1:pgr/4QbFyktUv9CtQ/Fq4gzEE6/Xs7iCXbktaGzLHbQ= +google.golang.org/genproto/googleapis/api v0.0.0-20241118233622-e639e219e697/go.mod h1:+D9ySVjN8nY8YCVjc5O7PZDIdZporIDY3KaGfJunh88= +google.golang.org/genproto/googleapis/rpc v0.0.0-20241206012308-a4fef0638583 h1:IfdSdTcLFy4lqUQrQJLkLt1PB+AsqVz6lwkWPzWEz10= +google.golang.org/genproto/googleapis/rpc v0.0.0-20241206012308-a4fef0638583/go.mod h1:5uTbfoYQed2U9p3KIj2/Zzm02PYhndfdmML0qC3q3FU= google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY= diff --git a/vendor/cloud.google.com/go/auth/CHANGES.md b/vendor/cloud.google.com/go/auth/CHANGES.md index 351392def..4d112f800 100644 --- a/vendor/cloud.google.com/go/auth/CHANGES.md +++ b/vendor/cloud.google.com/go/auth/CHANGES.md @@ -1,5 +1,24 @@ # Changelog +## [0.12.1](https://github.com/googleapis/google-cloud-go/compare/auth/v0.12.0...auth/v0.12.1) (2024-12-10) + + +### Bug Fixes + +* **auth:** Correct typo in link ([#11160](https://github.com/googleapis/google-cloud-go/issues/11160)) ([af6fb46](https://github.com/googleapis/google-cloud-go/commit/af6fb46d7cd694ddbe8c9d63bc4cdcd62b9fb2c1)) + +## [0.12.0](https://github.com/googleapis/google-cloud-go/compare/auth/v0.11.0...auth/v0.12.0) (2024-12-04) + + +### Features + +* **auth:** Add support for providing custom certificate URL ([#11006](https://github.com/googleapis/google-cloud-go/issues/11006)) ([ebf3657](https://github.com/googleapis/google-cloud-go/commit/ebf36579724afb375d3974cf1da38f703e3b7dbc)), refs [#11005](https://github.com/googleapis/google-cloud-go/issues/11005) + + +### Bug Fixes + +* **auth:** Ensure endpoints are present in Validator ([#11209](https://github.com/googleapis/google-cloud-go/issues/11209)) ([106cd53](https://github.com/googleapis/google-cloud-go/commit/106cd53309facaef1b8ea78376179f523f6912b9)), refs [#11006](https://github.com/googleapis/google-cloud-go/issues/11006) [#11190](https://github.com/googleapis/google-cloud-go/issues/11190) [#11189](https://github.com/googleapis/google-cloud-go/issues/11189) [#11188](https://github.com/googleapis/google-cloud-go/issues/11188) + ## [0.11.0](https://github.com/googleapis/google-cloud-go/compare/auth/v0.10.2...auth/v0.11.0) (2024-11-21) diff --git a/vendor/cloud.google.com/go/auth/grpctransport/grpctransport.go b/vendor/cloud.google.com/go/auth/grpctransport/grpctransport.go index 38212ed0f..fb82686e5 100644 --- a/vendor/cloud.google.com/go/auth/grpctransport/grpctransport.go +++ b/vendor/cloud.google.com/go/auth/grpctransport/grpctransport.go @@ -29,7 +29,6 @@ import ( "cloud.google.com/go/auth/credentials" "cloud.google.com/go/auth/internal" "cloud.google.com/go/auth/internal/transport" - "go.opencensus.io/plugin/ocgrpc" "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc" "google.golang.org/grpc" grpccreds "google.golang.org/grpc/credentials" @@ -318,7 +317,6 @@ func dial(ctx context.Context, secure bool, opts *Options) (*grpc.ClientConn, er // Add tracing, but before the other options, so that clients can override the // gRPC stats handler. // This assumes that gRPC options are processed in order, left to right. - grpcOpts = addOCStatsHandler(grpcOpts, opts) grpcOpts = addOpenTelemetryStatsHandler(grpcOpts, opts) grpcOpts = append(grpcOpts, opts.GRPCDialOpts...) @@ -417,13 +415,6 @@ func (c *grpcCredentialsProvider) RequireTransportSecurity() bool { return c.secure } -func addOCStatsHandler(dialOpts []grpc.DialOption, opts *Options) []grpc.DialOption { - if opts.DisableTelemetry { - return dialOpts - } - return append(dialOpts, grpc.WithStatsHandler(&ocgrpc.ClientHandler{})) -} - func addOpenTelemetryStatsHandler(dialOpts []grpc.DialOption, opts *Options) []grpc.DialOption { if opts.DisableTelemetry { return dialOpts diff --git a/vendor/cloud.google.com/go/auth/httptransport/trace.go b/vendor/cloud.google.com/go/auth/httptransport/trace.go deleted file mode 100644 index 467c477c0..000000000 --- a/vendor/cloud.google.com/go/auth/httptransport/trace.go +++ /dev/null @@ -1,93 +0,0 @@ -// Copyright 2023 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package httptransport - -import ( - "encoding/binary" - "encoding/hex" - "fmt" - "net/http" - "strconv" - "strings" - - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -const ( - httpHeaderMaxSize = 200 - cloudTraceHeader = `X-Cloud-Trace-Context` -) - -// asserts the httpFormat fulfills this foreign interface -var _ propagation.HTTPFormat = (*httpFormat)(nil) - -// httpFormat implements propagation.httpFormat to propagate -// traces in HTTP headers for Google Cloud Platform and Cloud Trace. -type httpFormat struct{} - -// SpanContextFromRequest extracts a Cloud Trace span context from incoming requests. -func (f *httpFormat) SpanContextFromRequest(req *http.Request) (sc trace.SpanContext, ok bool) { - h := req.Header.Get(cloudTraceHeader) - // See https://cloud.google.com/trace/docs/faq for the header HTTPFormat. - // Return if the header is empty or missing, or if the header is unreasonably - // large, to avoid making unnecessary copies of a large string. - if h == "" || len(h) > httpHeaderMaxSize { - return trace.SpanContext{}, false - } - - // Parse the trace id field. - slash := strings.Index(h, `/`) - if slash == -1 { - return trace.SpanContext{}, false - } - tid, h := h[:slash], h[slash+1:] - - buf, err := hex.DecodeString(tid) - if err != nil { - return trace.SpanContext{}, false - } - copy(sc.TraceID[:], buf) - - // Parse the span id field. - spanstr := h - semicolon := strings.Index(h, `;`) - if semicolon != -1 { - spanstr, h = h[:semicolon], h[semicolon+1:] - } - sid, err := strconv.ParseUint(spanstr, 10, 64) - if err != nil { - return trace.SpanContext{}, false - } - binary.BigEndian.PutUint64(sc.SpanID[:], sid) - - // Parse the options field, options field is optional. - if !strings.HasPrefix(h, "o=") { - return sc, true - } - o, err := strconv.ParseUint(h[2:], 10, 32) - if err != nil { - return trace.SpanContext{}, false - } - sc.TraceOptions = trace.TraceOptions(o) - return sc, true -} - -// SpanContextToRequest modifies the given request to include a Cloud Trace header. -func (f *httpFormat) SpanContextToRequest(sc trace.SpanContext, req *http.Request) { - sid := binary.BigEndian.Uint64(sc.SpanID[:]) - header := fmt.Sprintf("%s/%d;o=%d", hex.EncodeToString(sc.TraceID[:]), sid, int64(sc.TraceOptions)) - req.Header.Set(cloudTraceHeader, header) -} diff --git a/vendor/cloud.google.com/go/auth/httptransport/transport.go b/vendor/cloud.google.com/go/auth/httptransport/transport.go index 1d139b9dc..ee215b6dc 100644 --- a/vendor/cloud.google.com/go/auth/httptransport/transport.go +++ b/vendor/cloud.google.com/go/auth/httptransport/transport.go @@ -27,7 +27,6 @@ import ( "cloud.google.com/go/auth/internal" "cloud.google.com/go/auth/internal/transport" "cloud.google.com/go/auth/internal/transport/cert" - "go.opencensus.io/plugin/ochttp" "go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp" "golang.org/x/net/http2" ) @@ -43,10 +42,7 @@ func newTransport(base http.RoundTripper, opts *Options) (http.RoundTripper, err headers: headers, } var trans http.RoundTripper = ht - // Give OpenTelemetry precedence over OpenCensus in case user configuration - // causes both to write the same header (`X-Cloud-Trace-Context`). trans = addOpenTelemetryTransport(trans, opts) - trans = addOCTransport(trans, opts) switch { case opts.DisableAuthentication: // Do nothing. @@ -179,16 +175,6 @@ func addOpenTelemetryTransport(trans http.RoundTripper, opts *Options) http.Roun return otelhttp.NewTransport(trans) } -func addOCTransport(trans http.RoundTripper, opts *Options) http.RoundTripper { - if opts.DisableTelemetry { - return trans - } - return &ochttp.Transport{ - Base: trans, - Propagation: &httpFormat{}, - } -} - type authTransport struct { creds *auth.Credentials base http.RoundTripper diff --git a/vendor/cloud.google.com/go/auth/internal/compute/compute.go b/vendor/cloud.google.com/go/auth/internal/compute/compute.go index 651bd61fb..05c7e8bdd 100644 --- a/vendor/cloud.google.com/go/auth/internal/compute/compute.go +++ b/vendor/cloud.google.com/go/auth/internal/compute/compute.go @@ -31,8 +31,7 @@ var ( // This is a copy of the gRPC internal googlecloud.OnGCE() func at: // https://github.com/grpc/grpc-go/blob/master/internal/googlecloud/googlecloud.go // The functionality is similar to the metadata.OnGCE() func at: -// https://github.com/xmenxk/google-cloud-go/blob/main/compute/metadata/metadata.go -// +// https://github.com/googleapis/google-cloud-go/blob/main/compute/metadata/metadata.go // The difference is that OnComputeEngine() does not perform HTTP or DNS check on the metadata server. // In particular, OnComputeEngine() will return false on Serverless. func OnComputeEngine() bool { diff --git a/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go b/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go deleted file mode 100644 index 41b2c3fc0..000000000 --- a/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go +++ /dev/null @@ -1,75 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -// Package tagencoding contains the tag encoding -// used interally by the stats collector. -package tagencoding // import "go.opencensus.io/internal/tagencoding" - -// Values represent the encoded buffer for the values. -type Values struct { - Buffer []byte - WriteIndex int - ReadIndex int -} - -func (vb *Values) growIfRequired(expected int) { - if len(vb.Buffer)-vb.WriteIndex < expected { - tmp := make([]byte, 2*(len(vb.Buffer)+1)+expected) - copy(tmp, vb.Buffer) - vb.Buffer = tmp - } -} - -// WriteValue is the helper method to encode Values from map[Key][]byte. -func (vb *Values) WriteValue(v []byte) { - length := len(v) & 0xff - vb.growIfRequired(1 + length) - - // writing length of v - vb.Buffer[vb.WriteIndex] = byte(length) - vb.WriteIndex++ - - if length == 0 { - // No value was encoded for this key - return - } - - // writing v - copy(vb.Buffer[vb.WriteIndex:], v[:length]) - vb.WriteIndex += length -} - -// ReadValue is the helper method to decode Values to a map[Key][]byte. -func (vb *Values) ReadValue() []byte { - // read length of v - length := int(vb.Buffer[vb.ReadIndex]) - vb.ReadIndex++ - if length == 0 { - // No value was encoded for this key - return nil - } - - // read value of v - v := make([]byte, length) - endIdx := vb.ReadIndex + length - copy(v, vb.Buffer[vb.ReadIndex:endIdx]) - vb.ReadIndex = endIdx - return v -} - -// Bytes returns a reference to already written bytes in the Buffer. -func (vb *Values) Bytes() []byte { - return vb.Buffer[:vb.WriteIndex] -} diff --git a/vendor/go.opencensus.io/metric/metricdata/doc.go b/vendor/go.opencensus.io/metric/metricdata/doc.go deleted file mode 100644 index 52a7b3bf8..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/doc.go +++ /dev/null @@ -1,19 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package metricdata contains the metrics data model. -// -// This is an EXPERIMENTAL package, and may change in arbitrary ways without -// notice. -package metricdata // import "go.opencensus.io/metric/metricdata" diff --git a/vendor/go.opencensus.io/metric/metricdata/exemplar.go b/vendor/go.opencensus.io/metric/metricdata/exemplar.go deleted file mode 100644 index 12695ce2d..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/exemplar.go +++ /dev/null @@ -1,38 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricdata - -import ( - "time" -) - -// Exemplars keys. -const ( - AttachmentKeySpanContext = "SpanContext" -) - -// Exemplar is an example data point associated with each bucket of a -// distribution type aggregation. -// -// Their purpose is to provide an example of the kind of thing -// (request, RPC, trace span, etc.) that resulted in that measurement. -type Exemplar struct { - Value float64 // the value that was recorded - Timestamp time.Time // the time the value was recorded - Attachments Attachments // attachments (if any) -} - -// Attachments is a map of extra values associated with a recorded data point. -type Attachments map[string]interface{} diff --git a/vendor/go.opencensus.io/metric/metricdata/label.go b/vendor/go.opencensus.io/metric/metricdata/label.go deleted file mode 100644 index aadae41e6..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/label.go +++ /dev/null @@ -1,35 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricdata - -// LabelKey represents key of a label. It has optional -// description attribute. -type LabelKey struct { - Key string - Description string -} - -// LabelValue represents the value of a label. -// The zero value represents a missing label value, which may be treated -// differently to an empty string value by some back ends. -type LabelValue struct { - Value string // string value of the label - Present bool // flag that indicated whether a value is present or not -} - -// NewLabelValue creates a new non-nil LabelValue that represents the given string. -func NewLabelValue(val string) LabelValue { - return LabelValue{Value: val, Present: true} -} diff --git a/vendor/go.opencensus.io/metric/metricdata/metric.go b/vendor/go.opencensus.io/metric/metricdata/metric.go deleted file mode 100644 index 8293712c7..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/metric.go +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricdata - -import ( - "time" - - "go.opencensus.io/resource" -) - -// Descriptor holds metadata about a metric. -type Descriptor struct { - Name string // full name of the metric - Description string // human-readable description - Unit Unit // units for the measure - Type Type // type of measure - LabelKeys []LabelKey // label keys -} - -// Metric represents a quantity measured against a resource with different -// label value combinations. -type Metric struct { - Descriptor Descriptor // metric descriptor - Resource *resource.Resource // resource against which this was measured - TimeSeries []*TimeSeries // one time series for each combination of label values -} - -// TimeSeries is a sequence of points associated with a combination of label -// values. -type TimeSeries struct { - LabelValues []LabelValue // label values, same order as keys in the metric descriptor - Points []Point // points sequence - StartTime time.Time // time we started recording this time series -} diff --git a/vendor/go.opencensus.io/metric/metricdata/point.go b/vendor/go.opencensus.io/metric/metricdata/point.go deleted file mode 100644 index 7fe057b19..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/point.go +++ /dev/null @@ -1,193 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricdata - -import ( - "time" -) - -// Point is a single data point of a time series. -type Point struct { - // Time is the point in time that this point represents in a time series. - Time time.Time - // Value is the value of this point. Prefer using ReadValue to switching on - // the value type, since new value types might be added. - Value interface{} -} - -//go:generate stringer -type ValueType - -// NewFloat64Point creates a new Point holding a float64 value. -func NewFloat64Point(t time.Time, val float64) Point { - return Point{ - Value: val, - Time: t, - } -} - -// NewInt64Point creates a new Point holding an int64 value. -func NewInt64Point(t time.Time, val int64) Point { - return Point{ - Value: val, - Time: t, - } -} - -// NewDistributionPoint creates a new Point holding a Distribution value. -func NewDistributionPoint(t time.Time, val *Distribution) Point { - return Point{ - Value: val, - Time: t, - } -} - -// NewSummaryPoint creates a new Point holding a Summary value. -func NewSummaryPoint(t time.Time, val *Summary) Point { - return Point{ - Value: val, - Time: t, - } -} - -// ValueVisitor allows reading the value of a point. -type ValueVisitor interface { - VisitFloat64Value(float64) - VisitInt64Value(int64) - VisitDistributionValue(*Distribution) - VisitSummaryValue(*Summary) -} - -// ReadValue accepts a ValueVisitor and calls the appropriate method with the -// value of this point. -// Consumers of Point should use this in preference to switching on the type -// of the value directly, since new value types may be added. -func (p Point) ReadValue(vv ValueVisitor) { - switch v := p.Value.(type) { - case int64: - vv.VisitInt64Value(v) - case float64: - vv.VisitFloat64Value(v) - case *Distribution: - vv.VisitDistributionValue(v) - case *Summary: - vv.VisitSummaryValue(v) - default: - panic("unexpected value type") - } -} - -// Distribution contains summary statistics for a population of values. It -// optionally contains a histogram representing the distribution of those -// values across a set of buckets. -type Distribution struct { - // Count is the number of values in the population. Must be non-negative. This value - // must equal the sum of the values in bucket_counts if a histogram is - // provided. - Count int64 - // Sum is the sum of the values in the population. If count is zero then this field - // must be zero. - Sum float64 - // SumOfSquaredDeviation is the sum of squared deviations from the mean of the values in the - // population. For values x_i this is: - // - // Sum[i=1..n]((x_i - mean)^2) - // - // Knuth, "The Art of Computer Programming", Vol. 2, page 323, 3rd edition - // describes Welford's method for accumulating this sum in one pass. - // - // If count is zero then this field must be zero. - SumOfSquaredDeviation float64 - // BucketOptions describes the bounds of the histogram buckets in this - // distribution. - // - // A Distribution may optionally contain a histogram of the values in the - // population. - // - // If nil, there is no associated histogram. - BucketOptions *BucketOptions - // Bucket If the distribution does not have a histogram, then omit this field. - // If there is a histogram, then the sum of the values in the Bucket counts - // must equal the value in the count field of the distribution. - Buckets []Bucket -} - -// BucketOptions describes the bounds of the histogram buckets in this -// distribution. -type BucketOptions struct { - // Bounds specifies a set of bucket upper bounds. - // This defines len(bounds) + 1 (= N) buckets. The boundaries for bucket - // index i are: - // - // [0, Bounds[i]) for i == 0 - // [Bounds[i-1], Bounds[i]) for 0 < i < N-1 - // [Bounds[i-1], +infinity) for i == N-1 - Bounds []float64 -} - -// Bucket represents a single bucket (value range) in a distribution. -type Bucket struct { - // Count is the number of values in each bucket of the histogram, as described in - // bucket_bounds. - Count int64 - // Exemplar associated with this bucket (if any). - Exemplar *Exemplar -} - -// Summary is a representation of percentiles. -type Summary struct { - // Count is the cumulative count (if available). - Count int64 - // Sum is the cumulative sum of values (if available). - Sum float64 - // HasCountAndSum is true if Count and Sum are available. - HasCountAndSum bool - // Snapshot represents percentiles calculated over an arbitrary time window. - // The values in this struct can be reset at arbitrary unknown times, with - // the requirement that all of them are reset at the same time. - Snapshot Snapshot -} - -// Snapshot represents percentiles over an arbitrary time. -// The values in this struct can be reset at arbitrary unknown times, with -// the requirement that all of them are reset at the same time. -type Snapshot struct { - // Count is the number of values in the snapshot. Optional since some systems don't - // expose this. Set to 0 if not available. - Count int64 - // Sum is the sum of values in the snapshot. Optional since some systems don't - // expose this. If count is 0 then this field must be zero. - Sum float64 - // Percentiles is a map from percentile (range (0-100.0]) to the value of - // the percentile. - Percentiles map[float64]float64 -} - -//go:generate stringer -type Type - -// Type is the overall type of metric, including its value type and whether it -// represents a cumulative total (since the start time) or if it represents a -// gauge value. -type Type int - -// Metric types. -const ( - TypeGaugeInt64 Type = iota - TypeGaugeFloat64 - TypeGaugeDistribution - TypeCumulativeInt64 - TypeCumulativeFloat64 - TypeCumulativeDistribution - TypeSummary -) diff --git a/vendor/go.opencensus.io/metric/metricdata/type_string.go b/vendor/go.opencensus.io/metric/metricdata/type_string.go deleted file mode 100644 index c3f8ec27b..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/type_string.go +++ /dev/null @@ -1,16 +0,0 @@ -// Code generated by "stringer -type Type"; DO NOT EDIT. - -package metricdata - -import "strconv" - -const _Type_name = "TypeGaugeInt64TypeGaugeFloat64TypeGaugeDistributionTypeCumulativeInt64TypeCumulativeFloat64TypeCumulativeDistributionTypeSummary" - -var _Type_index = [...]uint8{0, 14, 30, 51, 70, 91, 117, 128} - -func (i Type) String() string { - if i < 0 || i >= Type(len(_Type_index)-1) { - return "Type(" + strconv.FormatInt(int64(i), 10) + ")" - } - return _Type_name[_Type_index[i]:_Type_index[i+1]] -} diff --git a/vendor/go.opencensus.io/metric/metricdata/unit.go b/vendor/go.opencensus.io/metric/metricdata/unit.go deleted file mode 100644 index b483a1371..000000000 --- a/vendor/go.opencensus.io/metric/metricdata/unit.go +++ /dev/null @@ -1,27 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricdata - -// Unit is a string encoded according to the case-sensitive abbreviations from the -// Unified Code for Units of Measure: http://unitsofmeasure.org/ucum.html -type Unit string - -// Predefined units. To record against a unit not represented here, create your -// own Unit type constant from a string. -const ( - UnitDimensionless Unit = "1" - UnitBytes Unit = "By" - UnitMilliseconds Unit = "ms" -) diff --git a/vendor/go.opencensus.io/metric/metricproducer/manager.go b/vendor/go.opencensus.io/metric/metricproducer/manager.go deleted file mode 100644 index ca1f39049..000000000 --- a/vendor/go.opencensus.io/metric/metricproducer/manager.go +++ /dev/null @@ -1,78 +0,0 @@ -// Copyright 2019, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricproducer - -import ( - "sync" -) - -// Manager maintains a list of active producers. Producers can register -// with the manager to allow readers to read all metrics provided by them. -// Readers can retrieve all producers registered with the manager, -// read metrics from the producers and export them. -type Manager struct { - mu sync.RWMutex - producers map[Producer]struct{} -} - -var prodMgr *Manager -var once sync.Once - -// GlobalManager is a single instance of producer manager -// that is used by all producers and all readers. -func GlobalManager() *Manager { - once.Do(func() { - prodMgr = &Manager{} - prodMgr.producers = make(map[Producer]struct{}) - }) - return prodMgr -} - -// AddProducer adds the producer to the Manager if it is not already present. -func (pm *Manager) AddProducer(producer Producer) { - if producer == nil { - return - } - pm.mu.Lock() - defer pm.mu.Unlock() - pm.producers[producer] = struct{}{} -} - -// DeleteProducer deletes the producer from the Manager if it is present. -func (pm *Manager) DeleteProducer(producer Producer) { - if producer == nil { - return - } - pm.mu.Lock() - defer pm.mu.Unlock() - delete(pm.producers, producer) -} - -// GetAll returns a slice of all producer currently registered with -// the Manager. For each call it generates a new slice. The slice -// should not be cached as registration may change at any time. It is -// typically called periodically by exporter to read metrics from -// the producers. -func (pm *Manager) GetAll() []Producer { - pm.mu.Lock() - defer pm.mu.Unlock() - producers := make([]Producer, len(pm.producers)) - i := 0 - for producer := range pm.producers { - producers[i] = producer - i++ - } - return producers -} diff --git a/vendor/go.opencensus.io/metric/metricproducer/producer.go b/vendor/go.opencensus.io/metric/metricproducer/producer.go deleted file mode 100644 index 6cee9ed17..000000000 --- a/vendor/go.opencensus.io/metric/metricproducer/producer.go +++ /dev/null @@ -1,28 +0,0 @@ -// Copyright 2019, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metricproducer - -import ( - "go.opencensus.io/metric/metricdata" -) - -// Producer is a source of metrics. -type Producer interface { - // Read should return the current values of all metrics supported by this - // metric provider. - // The returned metrics should be unique for each combination of name and - // resource. - Read() []*metricdata.Metric -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/client.go b/vendor/go.opencensus.io/plugin/ocgrpc/client.go deleted file mode 100644 index 2063b6f76..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/client.go +++ /dev/null @@ -1,56 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ocgrpc - -import ( - "context" - - "go.opencensus.io/trace" - "google.golang.org/grpc/stats" -) - -// ClientHandler implements a gRPC stats.Handler for recording OpenCensus stats and -// traces. Use with gRPC clients only. -type ClientHandler struct { - // StartOptions allows configuring the StartOptions used to create new spans. - // - // StartOptions.SpanKind will always be set to trace.SpanKindClient - // for spans started by this handler. - StartOptions trace.StartOptions -} - -// HandleConn exists to satisfy gRPC stats.Handler. -func (c *ClientHandler) HandleConn(ctx context.Context, cs stats.ConnStats) { - // no-op -} - -// TagConn exists to satisfy gRPC stats.Handler. -func (c *ClientHandler) TagConn(ctx context.Context, cti *stats.ConnTagInfo) context.Context { - // no-op - return ctx -} - -// HandleRPC implements per-RPC tracing and stats instrumentation. -func (c *ClientHandler) HandleRPC(ctx context.Context, rs stats.RPCStats) { - traceHandleRPC(ctx, rs) - statsHandleRPC(ctx, rs) -} - -// TagRPC implements per-RPC context management. -func (c *ClientHandler) TagRPC(ctx context.Context, rti *stats.RPCTagInfo) context.Context { - ctx = c.traceTagRPC(ctx, rti) - ctx = c.statsTagRPC(ctx, rti) - return ctx -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/client_metrics.go b/vendor/go.opencensus.io/plugin/ocgrpc/client_metrics.go deleted file mode 100644 index fb3c19d6b..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/client_metrics.go +++ /dev/null @@ -1,118 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package ocgrpc - -import ( - "go.opencensus.io/stats" - "go.opencensus.io/stats/view" - "go.opencensus.io/tag" -) - -// The following variables are measures are recorded by ClientHandler: -var ( - ClientSentMessagesPerRPC = stats.Int64("grpc.io/client/sent_messages_per_rpc", "Number of messages sent in the RPC (always 1 for non-streaming RPCs).", stats.UnitDimensionless) - ClientSentBytesPerRPC = stats.Int64("grpc.io/client/sent_bytes_per_rpc", "Total bytes sent across all request messages per RPC.", stats.UnitBytes) - ClientReceivedMessagesPerRPC = stats.Int64("grpc.io/client/received_messages_per_rpc", "Number of response messages received per RPC (always 1 for non-streaming RPCs).", stats.UnitDimensionless) - ClientReceivedBytesPerRPC = stats.Int64("grpc.io/client/received_bytes_per_rpc", "Total bytes received across all response messages per RPC.", stats.UnitBytes) - ClientRoundtripLatency = stats.Float64("grpc.io/client/roundtrip_latency", "Time between first byte of request sent to last byte of response received, or terminal error.", stats.UnitMilliseconds) - ClientStartedRPCs = stats.Int64("grpc.io/client/started_rpcs", "Number of started client RPCs.", stats.UnitDimensionless) - ClientServerLatency = stats.Float64("grpc.io/client/server_latency", `Propagated from the server and should have the same value as "grpc.io/server/latency".`, stats.UnitMilliseconds) -) - -// Predefined views may be registered to collect data for the above measures. -// As always, you may also define your own custom views over measures collected by this -// package. These are declared as a convenience only; none are registered by -// default. -var ( - ClientSentBytesPerRPCView = &view.View{ - Measure: ClientSentBytesPerRPC, - Name: "grpc.io/client/sent_bytes_per_rpc", - Description: "Distribution of bytes sent per RPC, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultBytesDistribution, - } - - ClientReceivedBytesPerRPCView = &view.View{ - Measure: ClientReceivedBytesPerRPC, - Name: "grpc.io/client/received_bytes_per_rpc", - Description: "Distribution of bytes received per RPC, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultBytesDistribution, - } - - ClientRoundtripLatencyView = &view.View{ - Measure: ClientRoundtripLatency, - Name: "grpc.io/client/roundtrip_latency", - Description: "Distribution of round-trip latency, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultMillisecondsDistribution, - } - - // Purposely reuses the count from `ClientRoundtripLatency`, tagging - // with method and status to result in ClientCompletedRpcs. - ClientCompletedRPCsView = &view.View{ - Measure: ClientRoundtripLatency, - Name: "grpc.io/client/completed_rpcs", - Description: "Count of RPCs by method and status.", - TagKeys: []tag.Key{KeyClientMethod, KeyClientStatus}, - Aggregation: view.Count(), - } - - ClientStartedRPCsView = &view.View{ - Measure: ClientStartedRPCs, - Name: "grpc.io/client/started_rpcs", - Description: "Number of started client RPCs.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: view.Count(), - } - - ClientSentMessagesPerRPCView = &view.View{ - Measure: ClientSentMessagesPerRPC, - Name: "grpc.io/client/sent_messages_per_rpc", - Description: "Distribution of sent messages count per RPC, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultMessageCountDistribution, - } - - ClientReceivedMessagesPerRPCView = &view.View{ - Measure: ClientReceivedMessagesPerRPC, - Name: "grpc.io/client/received_messages_per_rpc", - Description: "Distribution of received messages count per RPC, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultMessageCountDistribution, - } - - ClientServerLatencyView = &view.View{ - Measure: ClientServerLatency, - Name: "grpc.io/client/server_latency", - Description: "Distribution of server latency as viewed by client, by method.", - TagKeys: []tag.Key{KeyClientMethod}, - Aggregation: DefaultMillisecondsDistribution, - } -) - -// DefaultClientViews are the default client views provided by this package. -var DefaultClientViews = []*view.View{ - ClientSentBytesPerRPCView, - ClientReceivedBytesPerRPCView, - ClientRoundtripLatencyView, - ClientCompletedRPCsView, -} - -// TODO(jbd): Add roundtrip_latency, uncompressed_request_bytes, uncompressed_response_bytes, request_count, response_count. -// TODO(acetechnologist): This is temporary and will need to be replaced by a -// mechanism to load these defaults from a common repository/config shared by -// all supported languages. Likely a serialized protobuf of these defaults. diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/client_stats_handler.go b/vendor/go.opencensus.io/plugin/ocgrpc/client_stats_handler.go deleted file mode 100644 index b36349820..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/client_stats_handler.go +++ /dev/null @@ -1,49 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package ocgrpc - -import ( - "context" - "time" - - "go.opencensus.io/tag" - "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/stats" -) - -// statsTagRPC gets the tag.Map populated by the application code, serializes -// its tags into the GRPC metadata in order to be sent to the server. -func (h *ClientHandler) statsTagRPC(ctx context.Context, info *stats.RPCTagInfo) context.Context { - startTime := time.Now() - if info == nil { - if grpclog.V(2) { - grpclog.Info("clientHandler.TagRPC called with nil info.") - } - return ctx - } - - d := &rpcData{ - startTime: startTime, - method: info.FullMethodName, - } - ts := tag.FromContext(ctx) - if ts != nil { - encoded := tag.Encode(ts) - ctx = stats.SetTags(ctx, encoded) - } - - return context.WithValue(ctx, rpcDataKey, d) -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/doc.go b/vendor/go.opencensus.io/plugin/ocgrpc/doc.go deleted file mode 100644 index 1370323fb..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/doc.go +++ /dev/null @@ -1,19 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package ocgrpc contains OpenCensus stats and trace -// integrations for gRPC. -// -// Use ServerHandler for servers and ClientHandler for clients. -package ocgrpc // import "go.opencensus.io/plugin/ocgrpc" diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/server.go b/vendor/go.opencensus.io/plugin/ocgrpc/server.go deleted file mode 100644 index 8a53e0972..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/server.go +++ /dev/null @@ -1,81 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ocgrpc - -import ( - "context" - - "google.golang.org/grpc/stats" - - "go.opencensus.io/trace" -) - -// ServerHandler implements gRPC stats.Handler recording OpenCensus stats and -// traces. Use with gRPC servers. -// -// When installed (see Example), tracing metadata is read from inbound RPCs -// by default. If no tracing metadata is present, or if the tracing metadata is -// present but the SpanContext isn't sampled, then a new trace may be started -// (as determined by Sampler). -type ServerHandler struct { - // IsPublicEndpoint may be set to true to always start a new trace around - // each RPC. Any SpanContext in the RPC metadata will be added as a linked - // span instead of making it the parent of the span created around the - // server RPC. - // - // Be aware that if you leave this false (the default) on a public-facing - // server, callers will be able to send tracing metadata in gRPC headers - // and trigger traces in your backend. - IsPublicEndpoint bool - - // StartOptions to use for to spans started around RPCs handled by this server. - // - // These will apply even if there is tracing metadata already - // present on the inbound RPC but the SpanContext is not sampled. This - // ensures that each service has some opportunity to be traced. If you would - // like to not add any additional traces for this gRPC service, set: - // - // StartOptions.Sampler = trace.ProbabilitySampler(0.0) - // - // StartOptions.SpanKind will always be set to trace.SpanKindServer - // for spans started by this handler. - StartOptions trace.StartOptions -} - -var _ stats.Handler = (*ServerHandler)(nil) - -// HandleConn exists to satisfy gRPC stats.Handler. -func (s *ServerHandler) HandleConn(ctx context.Context, cs stats.ConnStats) { - // no-op -} - -// TagConn exists to satisfy gRPC stats.Handler. -func (s *ServerHandler) TagConn(ctx context.Context, cti *stats.ConnTagInfo) context.Context { - // no-op - return ctx -} - -// HandleRPC implements per-RPC tracing and stats instrumentation. -func (s *ServerHandler) HandleRPC(ctx context.Context, rs stats.RPCStats) { - traceHandleRPC(ctx, rs) - statsHandleRPC(ctx, rs) -} - -// TagRPC implements per-RPC context management. -func (s *ServerHandler) TagRPC(ctx context.Context, rti *stats.RPCTagInfo) context.Context { - ctx = s.traceTagRPC(ctx, rti) - ctx = s.statsTagRPC(ctx, rti) - return ctx -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/server_metrics.go b/vendor/go.opencensus.io/plugin/ocgrpc/server_metrics.go deleted file mode 100644 index fe0e97108..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/server_metrics.go +++ /dev/null @@ -1,108 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package ocgrpc - -import ( - "go.opencensus.io/stats" - "go.opencensus.io/stats/view" - "go.opencensus.io/tag" -) - -// The following variables are measures are recorded by ServerHandler: -var ( - ServerReceivedMessagesPerRPC = stats.Int64("grpc.io/server/received_messages_per_rpc", "Number of messages received in each RPC. Has value 1 for non-streaming RPCs.", stats.UnitDimensionless) - ServerReceivedBytesPerRPC = stats.Int64("grpc.io/server/received_bytes_per_rpc", "Total bytes received across all messages per RPC.", stats.UnitBytes) - ServerSentMessagesPerRPC = stats.Int64("grpc.io/server/sent_messages_per_rpc", "Number of messages sent in each RPC. Has value 1 for non-streaming RPCs.", stats.UnitDimensionless) - ServerSentBytesPerRPC = stats.Int64("grpc.io/server/sent_bytes_per_rpc", "Total bytes sent in across all response messages per RPC.", stats.UnitBytes) - ServerStartedRPCs = stats.Int64("grpc.io/server/started_rpcs", "Number of started server RPCs.", stats.UnitDimensionless) - ServerLatency = stats.Float64("grpc.io/server/server_latency", "Time between first byte of request received to last byte of response sent, or terminal error.", stats.UnitMilliseconds) -) - -// TODO(acetechnologist): This is temporary and will need to be replaced by a -// mechanism to load these defaults from a common repository/config shared by -// all supported languages. Likely a serialized protobuf of these defaults. - -// Predefined views may be registered to collect data for the above measures. -// As always, you may also define your own custom views over measures collected by this -// package. These are declared as a convenience only; none are registered by -// default. -var ( - ServerReceivedBytesPerRPCView = &view.View{ - Name: "grpc.io/server/received_bytes_per_rpc", - Description: "Distribution of received bytes per RPC, by method.", - Measure: ServerReceivedBytesPerRPC, - TagKeys: []tag.Key{KeyServerMethod}, - Aggregation: DefaultBytesDistribution, - } - - ServerSentBytesPerRPCView = &view.View{ - Name: "grpc.io/server/sent_bytes_per_rpc", - Description: "Distribution of total sent bytes per RPC, by method.", - Measure: ServerSentBytesPerRPC, - TagKeys: []tag.Key{KeyServerMethod}, - Aggregation: DefaultBytesDistribution, - } - - ServerLatencyView = &view.View{ - Name: "grpc.io/server/server_latency", - Description: "Distribution of server latency in milliseconds, by method.", - TagKeys: []tag.Key{KeyServerMethod}, - Measure: ServerLatency, - Aggregation: DefaultMillisecondsDistribution, - } - - // Purposely reuses the count from `ServerLatency`, tagging - // with method and status to result in ServerCompletedRpcs. - ServerCompletedRPCsView = &view.View{ - Name: "grpc.io/server/completed_rpcs", - Description: "Count of RPCs by method and status.", - TagKeys: []tag.Key{KeyServerMethod, KeyServerStatus}, - Measure: ServerLatency, - Aggregation: view.Count(), - } - - ServerStartedRPCsView = &view.View{ - Measure: ServerStartedRPCs, - Name: "grpc.io/server/started_rpcs", - Description: "Number of started server RPCs.", - TagKeys: []tag.Key{KeyServerMethod}, - Aggregation: view.Count(), - } - - ServerReceivedMessagesPerRPCView = &view.View{ - Name: "grpc.io/server/received_messages_per_rpc", - Description: "Distribution of messages received count per RPC, by method.", - TagKeys: []tag.Key{KeyServerMethod}, - Measure: ServerReceivedMessagesPerRPC, - Aggregation: DefaultMessageCountDistribution, - } - - ServerSentMessagesPerRPCView = &view.View{ - Name: "grpc.io/server/sent_messages_per_rpc", - Description: "Distribution of messages sent count per RPC, by method.", - TagKeys: []tag.Key{KeyServerMethod}, - Measure: ServerSentMessagesPerRPC, - Aggregation: DefaultMessageCountDistribution, - } -) - -// DefaultServerViews are the default server views provided by this package. -var DefaultServerViews = []*view.View{ - ServerReceivedBytesPerRPCView, - ServerSentBytesPerRPCView, - ServerLatencyView, - ServerCompletedRPCsView, -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/server_stats_handler.go b/vendor/go.opencensus.io/plugin/ocgrpc/server_stats_handler.go deleted file mode 100644 index afcef023a..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/server_stats_handler.go +++ /dev/null @@ -1,63 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package ocgrpc - -import ( - "time" - - "context" - - "go.opencensus.io/tag" - "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/stats" -) - -// statsTagRPC gets the metadata from gRPC context, extracts the encoded tags from -// it and creates a new tag.Map and puts them into the returned context. -func (h *ServerHandler) statsTagRPC(ctx context.Context, info *stats.RPCTagInfo) context.Context { - startTime := time.Now() - if info == nil { - if grpclog.V(2) { - grpclog.Infof("opencensus: TagRPC called with nil info.") - } - return ctx - } - d := &rpcData{ - startTime: startTime, - method: info.FullMethodName, - } - propagated := h.extractPropagatedTags(ctx) - ctx = tag.NewContext(ctx, propagated) - ctx, _ = tag.New(ctx, tag.Upsert(KeyServerMethod, methodName(info.FullMethodName))) - return context.WithValue(ctx, rpcDataKey, d) -} - -// extractPropagatedTags creates a new tag map containing the tags extracted from the -// gRPC metadata. -func (h *ServerHandler) extractPropagatedTags(ctx context.Context) *tag.Map { - buf := stats.Tags(ctx) - if buf == nil { - return nil - } - propagated, err := tag.Decode(buf) - if err != nil { - if grpclog.V(2) { - grpclog.Warningf("opencensus: Failed to decode tags from gRPC metadata failed to decode: %v", err) - } - return nil - } - return propagated -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/stats_common.go b/vendor/go.opencensus.io/plugin/ocgrpc/stats_common.go deleted file mode 100644 index 9cb27320c..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/stats_common.go +++ /dev/null @@ -1,248 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package ocgrpc - -import ( - "context" - "strconv" - "strings" - "sync/atomic" - "time" - - "go.opencensus.io/metric/metricdata" - ocstats "go.opencensus.io/stats" - "go.opencensus.io/stats/view" - "go.opencensus.io/tag" - "go.opencensus.io/trace" - "google.golang.org/grpc/codes" - "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/stats" - "google.golang.org/grpc/status" -) - -type grpcInstrumentationKey string - -// rpcData holds the instrumentation RPC data that is needed between the start -// and end of an call. It holds the info that this package needs to keep track -// of between the various GRPC events. -type rpcData struct { - // reqCount and respCount has to be the first words - // in order to be 64-aligned on 32-bit architectures. - sentCount, sentBytes, recvCount, recvBytes int64 // access atomically - - // startTime represents the time at which TagRPC was invoked at the - // beginning of an RPC. It is an appoximation of the time when the - // application code invoked GRPC code. - startTime time.Time - method string -} - -// The following variables define the default hard-coded auxiliary data used by -// both the default GRPC client and GRPC server metrics. -var ( - DefaultBytesDistribution = view.Distribution(1024, 2048, 4096, 16384, 65536, 262144, 1048576, 4194304, 16777216, 67108864, 268435456, 1073741824, 4294967296) - DefaultMillisecondsDistribution = view.Distribution(0.01, 0.05, 0.1, 0.3, 0.6, 0.8, 1, 2, 3, 4, 5, 6, 8, 10, 13, 16, 20, 25, 30, 40, 50, 65, 80, 100, 130, 160, 200, 250, 300, 400, 500, 650, 800, 1000, 2000, 5000, 10000, 20000, 50000, 100000) - DefaultMessageCountDistribution = view.Distribution(1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536) -) - -// Server tags are applied to the context used to process each RPC, as well as -// the measures at the end of each RPC. -var ( - KeyServerMethod = tag.MustNewKey("grpc_server_method") - KeyServerStatus = tag.MustNewKey("grpc_server_status") -) - -// Client tags are applied to measures at the end of each RPC. -var ( - KeyClientMethod = tag.MustNewKey("grpc_client_method") - KeyClientStatus = tag.MustNewKey("grpc_client_status") -) - -var ( - rpcDataKey = grpcInstrumentationKey("opencensus-rpcData") -) - -func methodName(fullname string) string { - return strings.TrimLeft(fullname, "/") -} - -// statsHandleRPC processes the RPC events. -func statsHandleRPC(ctx context.Context, s stats.RPCStats) { - switch st := s.(type) { - case *stats.OutHeader, *stats.InHeader, *stats.InTrailer, *stats.OutTrailer: - // do nothing for client - case *stats.Begin: - handleRPCBegin(ctx, st) - case *stats.OutPayload: - handleRPCOutPayload(ctx, st) - case *stats.InPayload: - handleRPCInPayload(ctx, st) - case *stats.End: - handleRPCEnd(ctx, st) - default: - grpclog.Infof("unexpected stats: %T", st) - } -} - -func handleRPCBegin(ctx context.Context, s *stats.Begin) { - d, ok := ctx.Value(rpcDataKey).(*rpcData) - if !ok { - if grpclog.V(2) { - grpclog.Infoln("Failed to retrieve *rpcData from context.") - } - } - - if s.IsClient() { - ocstats.RecordWithOptions(ctx, - ocstats.WithTags(tag.Upsert(KeyClientMethod, methodName(d.method))), - ocstats.WithMeasurements(ClientStartedRPCs.M(1))) - } else { - ocstats.RecordWithOptions(ctx, - ocstats.WithTags(tag.Upsert(KeyClientMethod, methodName(d.method))), - ocstats.WithMeasurements(ServerStartedRPCs.M(1))) - } -} - -func handleRPCOutPayload(ctx context.Context, s *stats.OutPayload) { - d, ok := ctx.Value(rpcDataKey).(*rpcData) - if !ok { - if grpclog.V(2) { - grpclog.Infoln("Failed to retrieve *rpcData from context.") - } - return - } - - atomic.AddInt64(&d.sentBytes, int64(s.Length)) - atomic.AddInt64(&d.sentCount, 1) -} - -func handleRPCInPayload(ctx context.Context, s *stats.InPayload) { - d, ok := ctx.Value(rpcDataKey).(*rpcData) - if !ok { - if grpclog.V(2) { - grpclog.Infoln("Failed to retrieve *rpcData from context.") - } - return - } - - atomic.AddInt64(&d.recvBytes, int64(s.Length)) - atomic.AddInt64(&d.recvCount, 1) -} - -func handleRPCEnd(ctx context.Context, s *stats.End) { - d, ok := ctx.Value(rpcDataKey).(*rpcData) - if !ok { - if grpclog.V(2) { - grpclog.Infoln("Failed to retrieve *rpcData from context.") - } - return - } - - elapsedTime := time.Since(d.startTime) - - var st string - if s.Error != nil { - s, ok := status.FromError(s.Error) - if ok { - st = statusCodeToString(s) - } - } else { - st = "OK" - } - - latencyMillis := float64(elapsedTime) / float64(time.Millisecond) - attachments := getSpanCtxAttachment(ctx) - if s.Client { - ocstats.RecordWithOptions(ctx, - ocstats.WithTags( - tag.Upsert(KeyClientMethod, methodName(d.method)), - tag.Upsert(KeyClientStatus, st)), - ocstats.WithAttachments(attachments), - ocstats.WithMeasurements( - ClientSentBytesPerRPC.M(atomic.LoadInt64(&d.sentBytes)), - ClientSentMessagesPerRPC.M(atomic.LoadInt64(&d.sentCount)), - ClientReceivedMessagesPerRPC.M(atomic.LoadInt64(&d.recvCount)), - ClientReceivedBytesPerRPC.M(atomic.LoadInt64(&d.recvBytes)), - ClientRoundtripLatency.M(latencyMillis))) - } else { - ocstats.RecordWithOptions(ctx, - ocstats.WithTags( - tag.Upsert(KeyServerStatus, st), - ), - ocstats.WithAttachments(attachments), - ocstats.WithMeasurements( - ServerSentBytesPerRPC.M(atomic.LoadInt64(&d.sentBytes)), - ServerSentMessagesPerRPC.M(atomic.LoadInt64(&d.sentCount)), - ServerReceivedMessagesPerRPC.M(atomic.LoadInt64(&d.recvCount)), - ServerReceivedBytesPerRPC.M(atomic.LoadInt64(&d.recvBytes)), - ServerLatency.M(latencyMillis))) - } -} - -func statusCodeToString(s *status.Status) string { - // see https://github.com/grpc/grpc/blob/master/doc/statuscodes.md - switch c := s.Code(); c { - case codes.OK: - return "OK" - case codes.Canceled: - return "CANCELLED" - case codes.Unknown: - return "UNKNOWN" - case codes.InvalidArgument: - return "INVALID_ARGUMENT" - case codes.DeadlineExceeded: - return "DEADLINE_EXCEEDED" - case codes.NotFound: - return "NOT_FOUND" - case codes.AlreadyExists: - return "ALREADY_EXISTS" - case codes.PermissionDenied: - return "PERMISSION_DENIED" - case codes.ResourceExhausted: - return "RESOURCE_EXHAUSTED" - case codes.FailedPrecondition: - return "FAILED_PRECONDITION" - case codes.Aborted: - return "ABORTED" - case codes.OutOfRange: - return "OUT_OF_RANGE" - case codes.Unimplemented: - return "UNIMPLEMENTED" - case codes.Internal: - return "INTERNAL" - case codes.Unavailable: - return "UNAVAILABLE" - case codes.DataLoss: - return "DATA_LOSS" - case codes.Unauthenticated: - return "UNAUTHENTICATED" - default: - return "CODE_" + strconv.FormatInt(int64(c), 10) - } -} - -func getSpanCtxAttachment(ctx context.Context) metricdata.Attachments { - attachments := map[string]interface{}{} - span := trace.FromContext(ctx) - if span == nil { - return attachments - } - spanCtx := span.SpanContext() - if spanCtx.IsSampled() { - attachments[metricdata.AttachmentKeySpanContext] = spanCtx - } - return attachments -} diff --git a/vendor/go.opencensus.io/plugin/ocgrpc/trace_common.go b/vendor/go.opencensus.io/plugin/ocgrpc/trace_common.go deleted file mode 100644 index 61bc543d0..000000000 --- a/vendor/go.opencensus.io/plugin/ocgrpc/trace_common.go +++ /dev/null @@ -1,107 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ocgrpc - -import ( - "context" - "strings" - - "google.golang.org/grpc/codes" - "google.golang.org/grpc/metadata" - "google.golang.org/grpc/stats" - "google.golang.org/grpc/status" - - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -const traceContextKey = "grpc-trace-bin" - -// TagRPC creates a new trace span for the client side of the RPC. -// -// It returns ctx with the new trace span added and a serialization of the -// SpanContext added to the outgoing gRPC metadata. -func (c *ClientHandler) traceTagRPC(ctx context.Context, rti *stats.RPCTagInfo) context.Context { - name := strings.TrimPrefix(rti.FullMethodName, "/") - name = strings.Replace(name, "/", ".", -1) - ctx, span := trace.StartSpan(ctx, name, - trace.WithSampler(c.StartOptions.Sampler), - trace.WithSpanKind(trace.SpanKindClient)) // span is ended by traceHandleRPC - traceContextBinary := propagation.Binary(span.SpanContext()) - return metadata.AppendToOutgoingContext(ctx, traceContextKey, string(traceContextBinary)) -} - -// TagRPC creates a new trace span for the server side of the RPC. -// -// It checks the incoming gRPC metadata in ctx for a SpanContext, and if -// it finds one, uses that SpanContext as the parent context of the new span. -// -// It returns ctx, with the new trace span added. -func (s *ServerHandler) traceTagRPC(ctx context.Context, rti *stats.RPCTagInfo) context.Context { - md, _ := metadata.FromIncomingContext(ctx) - name := strings.TrimPrefix(rti.FullMethodName, "/") - name = strings.Replace(name, "/", ".", -1) - traceContext := md[traceContextKey] - var ( - parent trace.SpanContext - haveParent bool - ) - if len(traceContext) > 0 { - // Metadata with keys ending in -bin are actually binary. They are base64 - // encoded before being put on the wire, see: - // https://github.com/grpc/grpc-go/blob/08d6261/Documentation/grpc-metadata.md#storing-binary-data-in-metadata - traceContextBinary := []byte(traceContext[0]) - parent, haveParent = propagation.FromBinary(traceContextBinary) - if haveParent && !s.IsPublicEndpoint { - ctx, _ := trace.StartSpanWithRemoteParent(ctx, name, parent, - trace.WithSpanKind(trace.SpanKindServer), - trace.WithSampler(s.StartOptions.Sampler), - ) - return ctx - } - } - ctx, span := trace.StartSpan(ctx, name, - trace.WithSpanKind(trace.SpanKindServer), - trace.WithSampler(s.StartOptions.Sampler)) - if haveParent { - span.AddLink(trace.Link{TraceID: parent.TraceID, SpanID: parent.SpanID, Type: trace.LinkTypeChild}) - } - return ctx -} - -func traceHandleRPC(ctx context.Context, rs stats.RPCStats) { - span := trace.FromContext(ctx) - // TODO: compressed and uncompressed sizes are not populated in every message. - switch rs := rs.(type) { - case *stats.Begin: - span.AddAttributes( - trace.BoolAttribute("Client", rs.Client), - trace.BoolAttribute("FailFast", rs.FailFast)) - case *stats.InPayload: - span.AddMessageReceiveEvent(0 /* TODO: messageID */, int64(rs.Length), int64(rs.WireLength)) - case *stats.OutPayload: - span.AddMessageSendEvent(0, int64(rs.Length), int64(rs.WireLength)) - case *stats.End: - if rs.Error != nil { - s, ok := status.FromError(rs.Error) - if ok { - span.SetStatus(trace.Status{Code: int32(s.Code()), Message: s.Message()}) - } else { - span.SetStatus(trace.Status{Code: int32(codes.Internal), Message: rs.Error.Error()}) - } - } - span.End() - } -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/client.go b/vendor/go.opencensus.io/plugin/ochttp/client.go deleted file mode 100644 index da815b2a7..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/client.go +++ /dev/null @@ -1,117 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "net/http" - "net/http/httptrace" - - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -// Transport is an http.RoundTripper that instruments all outgoing requests with -// OpenCensus stats and tracing. -// -// The zero value is intended to be a useful default, but for -// now it's recommended that you explicitly set Propagation, since the default -// for this may change. -type Transport struct { - // Base may be set to wrap another http.RoundTripper that does the actual - // requests. By default http.DefaultTransport is used. - // - // If base HTTP roundtripper implements CancelRequest, - // the returned round tripper will be cancelable. - Base http.RoundTripper - - // Propagation defines how traces are propagated. If unspecified, a default - // (currently B3 format) will be used. - Propagation propagation.HTTPFormat - - // StartOptions are applied to the span started by this Transport around each - // request. - // - // StartOptions.SpanKind will always be set to trace.SpanKindClient - // for spans started by this transport. - StartOptions trace.StartOptions - - // GetStartOptions allows to set start options per request. If set, - // StartOptions is going to be ignored. - GetStartOptions func(*http.Request) trace.StartOptions - - // NameFromRequest holds the function to use for generating the span name - // from the information found in the outgoing HTTP Request. By default the - // name equals the URL Path. - FormatSpanName func(*http.Request) string - - // NewClientTrace may be set to a function allowing the current *trace.Span - // to be annotated with HTTP request event information emitted by the - // httptrace package. - NewClientTrace func(*http.Request, *trace.Span) *httptrace.ClientTrace - - // TODO: Implement tag propagation for HTTP. -} - -// RoundTrip implements http.RoundTripper, delegating to Base and recording stats and traces for the request. -func (t *Transport) RoundTrip(req *http.Request) (*http.Response, error) { - rt := t.base() - if isHealthEndpoint(req.URL.Path) { - return rt.RoundTrip(req) - } - // TODO: remove excessive nesting of http.RoundTrippers here. - format := t.Propagation - if format == nil { - format = defaultFormat - } - spanNameFormatter := t.FormatSpanName - if spanNameFormatter == nil { - spanNameFormatter = spanNameFromURL - } - - startOpts := t.StartOptions - if t.GetStartOptions != nil { - startOpts = t.GetStartOptions(req) - } - - rt = &traceTransport{ - base: rt, - format: format, - startOptions: trace.StartOptions{ - Sampler: startOpts.Sampler, - SpanKind: trace.SpanKindClient, - }, - formatSpanName: spanNameFormatter, - newClientTrace: t.NewClientTrace, - } - rt = statsTransport{base: rt} - return rt.RoundTrip(req) -} - -func (t *Transport) base() http.RoundTripper { - if t.Base != nil { - return t.Base - } - return http.DefaultTransport -} - -// CancelRequest cancels an in-flight request by closing its connection. -func (t *Transport) CancelRequest(req *http.Request) { - type canceler interface { - CancelRequest(*http.Request) - } - if cr, ok := t.base().(canceler); ok { - cr.CancelRequest(req) - } -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/client_stats.go b/vendor/go.opencensus.io/plugin/ochttp/client_stats.go deleted file mode 100644 index 17142aabe..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/client_stats.go +++ /dev/null @@ -1,143 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "context" - "io" - "net/http" - "strconv" - "sync" - "time" - - "go.opencensus.io/stats" - "go.opencensus.io/tag" -) - -// statsTransport is an http.RoundTripper that collects stats for the outgoing requests. -type statsTransport struct { - base http.RoundTripper -} - -// RoundTrip implements http.RoundTripper, delegating to Base and recording stats for the request. -func (t statsTransport) RoundTrip(req *http.Request) (*http.Response, error) { - ctx, _ := tag.New(req.Context(), - tag.Upsert(KeyClientHost, req.Host), - tag.Upsert(Host, req.Host), - tag.Upsert(KeyClientPath, req.URL.Path), - tag.Upsert(Path, req.URL.Path), - tag.Upsert(KeyClientMethod, req.Method), - tag.Upsert(Method, req.Method)) - req = req.WithContext(ctx) - track := &tracker{ - start: time.Now(), - ctx: ctx, - } - if req.Body == nil { - // TODO: Handle cases where ContentLength is not set. - track.reqSize = -1 - } else if req.ContentLength > 0 { - track.reqSize = req.ContentLength - } - stats.Record(ctx, ClientRequestCount.M(1)) - - // Perform request. - resp, err := t.base.RoundTrip(req) - - if err != nil { - track.statusCode = http.StatusInternalServerError - track.end() - } else { - track.statusCode = resp.StatusCode - if req.Method != "HEAD" { - track.respContentLength = resp.ContentLength - } - if resp.Body == nil { - track.end() - } else { - track.body = resp.Body - resp.Body = wrappedBody(track, resp.Body) - } - } - return resp, err -} - -// CancelRequest cancels an in-flight request by closing its connection. -func (t statsTransport) CancelRequest(req *http.Request) { - type canceler interface { - CancelRequest(*http.Request) - } - if cr, ok := t.base.(canceler); ok { - cr.CancelRequest(req) - } -} - -type tracker struct { - ctx context.Context - respSize int64 - respContentLength int64 - reqSize int64 - start time.Time - body io.ReadCloser - statusCode int - endOnce sync.Once -} - -var _ io.ReadCloser = (*tracker)(nil) - -func (t *tracker) end() { - t.endOnce.Do(func() { - latencyMs := float64(time.Since(t.start)) / float64(time.Millisecond) - respSize := t.respSize - if t.respSize == 0 && t.respContentLength > 0 { - respSize = t.respContentLength - } - m := []stats.Measurement{ - ClientSentBytes.M(t.reqSize), - ClientReceivedBytes.M(respSize), - ClientRoundtripLatency.M(latencyMs), - ClientLatency.M(latencyMs), - ClientResponseBytes.M(t.respSize), - } - if t.reqSize >= 0 { - m = append(m, ClientRequestBytes.M(t.reqSize)) - } - - stats.RecordWithTags(t.ctx, []tag.Mutator{ - tag.Upsert(StatusCode, strconv.Itoa(t.statusCode)), - tag.Upsert(KeyClientStatus, strconv.Itoa(t.statusCode)), - }, m...) - }) -} - -func (t *tracker) Read(b []byte) (int, error) { - n, err := t.body.Read(b) - t.respSize += int64(n) - switch err { - case nil: - return n, nil - case io.EOF: - t.end() - } - return n, err -} - -func (t *tracker) Close() error { - // Invoking endSpan on Close will help catch the cases - // in which a read returned a non-nil error, we set the - // span status but didn't end the span. - t.end() - return t.body.Close() -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/doc.go b/vendor/go.opencensus.io/plugin/ochttp/doc.go deleted file mode 100644 index 10e626b16..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/doc.go +++ /dev/null @@ -1,19 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package ochttp provides OpenCensus instrumentation for net/http package. -// -// For server instrumentation, see Handler. For client-side instrumentation, -// see Transport. -package ochttp // import "go.opencensus.io/plugin/ochttp" diff --git a/vendor/go.opencensus.io/plugin/ochttp/propagation/b3/b3.go b/vendor/go.opencensus.io/plugin/ochttp/propagation/b3/b3.go deleted file mode 100644 index 9ad885219..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/propagation/b3/b3.go +++ /dev/null @@ -1,123 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package b3 contains a propagation.HTTPFormat implementation -// for B3 propagation. See https://github.com/openzipkin/b3-propagation -// for more details. -package b3 // import "go.opencensus.io/plugin/ochttp/propagation/b3" - -import ( - "encoding/hex" - "net/http" - - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -// B3 headers that OpenCensus understands. -const ( - TraceIDHeader = "X-B3-TraceId" - SpanIDHeader = "X-B3-SpanId" - SampledHeader = "X-B3-Sampled" -) - -// HTTPFormat implements propagation.HTTPFormat to propagate -// traces in HTTP headers in B3 propagation format. -// HTTPFormat skips the X-B3-ParentId and X-B3-Flags headers -// because there are additional fields not represented in the -// OpenCensus span context. Spans created from the incoming -// header will be the direct children of the client-side span. -// Similarly, receiver of the outgoing spans should use client-side -// span created by OpenCensus as the parent. -type HTTPFormat struct{} - -var _ propagation.HTTPFormat = (*HTTPFormat)(nil) - -// SpanContextFromRequest extracts a B3 span context from incoming requests. -func (f *HTTPFormat) SpanContextFromRequest(req *http.Request) (sc trace.SpanContext, ok bool) { - tid, ok := ParseTraceID(req.Header.Get(TraceIDHeader)) - if !ok { - return trace.SpanContext{}, false - } - sid, ok := ParseSpanID(req.Header.Get(SpanIDHeader)) - if !ok { - return trace.SpanContext{}, false - } - sampled, _ := ParseSampled(req.Header.Get(SampledHeader)) - return trace.SpanContext{ - TraceID: tid, - SpanID: sid, - TraceOptions: sampled, - }, true -} - -// ParseTraceID parses the value of the X-B3-TraceId header. -func ParseTraceID(tid string) (trace.TraceID, bool) { - if tid == "" { - return trace.TraceID{}, false - } - b, err := hex.DecodeString(tid) - if err != nil || len(b) > 16 { - return trace.TraceID{}, false - } - var traceID trace.TraceID - if len(b) <= 8 { - // The lower 64-bits. - start := 8 + (8 - len(b)) - copy(traceID[start:], b) - } else { - start := 16 - len(b) - copy(traceID[start:], b) - } - - return traceID, true -} - -// ParseSpanID parses the value of the X-B3-SpanId or X-B3-ParentSpanId headers. -func ParseSpanID(sid string) (spanID trace.SpanID, ok bool) { - if sid == "" { - return trace.SpanID{}, false - } - b, err := hex.DecodeString(sid) - if err != nil || len(b) > 8 { - return trace.SpanID{}, false - } - start := 8 - len(b) - copy(spanID[start:], b) - return spanID, true -} - -// ParseSampled parses the value of the X-B3-Sampled header. -func ParseSampled(sampled string) (trace.TraceOptions, bool) { - switch sampled { - case "true", "1": - return trace.TraceOptions(1), true - default: - return trace.TraceOptions(0), false - } -} - -// SpanContextToRequest modifies the given request to include B3 headers. -func (f *HTTPFormat) SpanContextToRequest(sc trace.SpanContext, req *http.Request) { - req.Header.Set(TraceIDHeader, hex.EncodeToString(sc.TraceID[:])) - req.Header.Set(SpanIDHeader, hex.EncodeToString(sc.SpanID[:])) - - var sampled string - if sc.IsSampled() { - sampled = "1" - } else { - sampled = "0" - } - req.Header.Set(SampledHeader, sampled) -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/route.go b/vendor/go.opencensus.io/plugin/ochttp/route.go deleted file mode 100644 index 5e6a34307..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/route.go +++ /dev/null @@ -1,61 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "context" - "net/http" - - "go.opencensus.io/tag" -) - -// SetRoute sets the http_server_route tag to the given value. -// It's useful when an HTTP framework does not support the http.Handler interface -// and using WithRouteTag is not an option, but provides a way to hook into the request flow. -func SetRoute(ctx context.Context, route string) { - if a, ok := ctx.Value(addedTagsKey{}).(*addedTags); ok { - a.t = append(a.t, tag.Upsert(KeyServerRoute, route)) - } -} - -// WithRouteTag returns an http.Handler that records stats with the -// http_server_route tag set to the given value. -func WithRouteTag(handler http.Handler, route string) http.Handler { - return taggedHandlerFunc(func(w http.ResponseWriter, r *http.Request) []tag.Mutator { - addRoute := []tag.Mutator{tag.Upsert(KeyServerRoute, route)} - ctx, _ := tag.New(r.Context(), addRoute...) - r = r.WithContext(ctx) - handler.ServeHTTP(w, r) - return addRoute - }) -} - -// taggedHandlerFunc is a http.Handler that returns tags describing the -// processing of the request. These tags will be recorded along with the -// measures in this package at the end of the request. -type taggedHandlerFunc func(w http.ResponseWriter, r *http.Request) []tag.Mutator - -func (h taggedHandlerFunc) ServeHTTP(w http.ResponseWriter, r *http.Request) { - tags := h(w, r) - if a, ok := r.Context().Value(addedTagsKey{}).(*addedTags); ok { - a.t = append(a.t, tags...) - } -} - -type addedTagsKey struct{} - -type addedTags struct { - t []tag.Mutator -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/server.go b/vendor/go.opencensus.io/plugin/ochttp/server.go deleted file mode 100644 index f7c8434be..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/server.go +++ /dev/null @@ -1,455 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "context" - "io" - "net/http" - "strconv" - "sync" - "time" - - "go.opencensus.io/stats" - "go.opencensus.io/tag" - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -// Handler is an http.Handler wrapper to instrument your HTTP server with -// OpenCensus. It supports both stats and tracing. -// -// # Tracing -// -// This handler is aware of the incoming request's span, reading it from request -// headers as configured using the Propagation field. -// The extracted span can be accessed from the incoming request's -// context. -// -// span := trace.FromContext(r.Context()) -// -// The server span will be automatically ended at the end of ServeHTTP. -type Handler struct { - // Propagation defines how traces are propagated. If unspecified, - // B3 propagation will be used. - Propagation propagation.HTTPFormat - - // Handler is the handler used to handle the incoming request. - Handler http.Handler - - // StartOptions are applied to the span started by this Handler around each - // request. - // - // StartOptions.SpanKind will always be set to trace.SpanKindServer - // for spans started by this transport. - StartOptions trace.StartOptions - - // GetStartOptions allows to set start options per request. If set, - // StartOptions is going to be ignored. - GetStartOptions func(*http.Request) trace.StartOptions - - // IsPublicEndpoint should be set to true for publicly accessible HTTP(S) - // servers. If true, any trace metadata set on the incoming request will - // be added as a linked trace instead of being added as a parent of the - // current trace. - IsPublicEndpoint bool - - // FormatSpanName holds the function to use for generating the span name - // from the information found in the incoming HTTP Request. By default the - // name equals the URL Path. - FormatSpanName func(*http.Request) string - - // IsHealthEndpoint holds the function to use for determining if the - // incoming HTTP request should be considered a health check. This is in - // addition to the private isHealthEndpoint func which may also indicate - // tracing should be skipped. - IsHealthEndpoint func(*http.Request) bool -} - -func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) { - var tags addedTags - r, traceEnd := h.startTrace(w, r) - defer traceEnd() - w, statsEnd := h.startStats(w, r) - defer statsEnd(&tags) - handler := h.Handler - if handler == nil { - handler = http.DefaultServeMux - } - r = r.WithContext(context.WithValue(r.Context(), addedTagsKey{}, &tags)) - handler.ServeHTTP(w, r) -} - -func (h *Handler) startTrace(w http.ResponseWriter, r *http.Request) (*http.Request, func()) { - if h.IsHealthEndpoint != nil && h.IsHealthEndpoint(r) || isHealthEndpoint(r.URL.Path) { - return r, func() {} - } - var name string - if h.FormatSpanName == nil { - name = spanNameFromURL(r) - } else { - name = h.FormatSpanName(r) - } - ctx := r.Context() - - startOpts := h.StartOptions - if h.GetStartOptions != nil { - startOpts = h.GetStartOptions(r) - } - - var span *trace.Span - sc, ok := h.extractSpanContext(r) - if ok && !h.IsPublicEndpoint { - ctx, span = trace.StartSpanWithRemoteParent(ctx, name, sc, - trace.WithSampler(startOpts.Sampler), - trace.WithSpanKind(trace.SpanKindServer)) - } else { - ctx, span = trace.StartSpan(ctx, name, - trace.WithSampler(startOpts.Sampler), - trace.WithSpanKind(trace.SpanKindServer), - ) - if ok { - span.AddLink(trace.Link{ - TraceID: sc.TraceID, - SpanID: sc.SpanID, - Type: trace.LinkTypeParent, - Attributes: nil, - }) - } - } - span.AddAttributes(requestAttrs(r)...) - if r.Body == nil { - // TODO: Handle cases where ContentLength is not set. - } else if r.ContentLength > 0 { - span.AddMessageReceiveEvent(0, /* TODO: messageID */ - r.ContentLength, -1) - } - return r.WithContext(ctx), span.End -} - -func (h *Handler) extractSpanContext(r *http.Request) (trace.SpanContext, bool) { - if h.Propagation == nil { - return defaultFormat.SpanContextFromRequest(r) - } - return h.Propagation.SpanContextFromRequest(r) -} - -func (h *Handler) startStats(w http.ResponseWriter, r *http.Request) (http.ResponseWriter, func(tags *addedTags)) { - ctx, _ := tag.New(r.Context(), - tag.Upsert(Host, r.Host), - tag.Upsert(Path, r.URL.Path), - tag.Upsert(Method, r.Method)) - track := &trackingResponseWriter{ - start: time.Now(), - ctx: ctx, - writer: w, - } - if r.Body == nil { - // TODO: Handle cases where ContentLength is not set. - track.reqSize = -1 - } else if r.ContentLength > 0 { - track.reqSize = r.ContentLength - } - stats.Record(ctx, ServerRequestCount.M(1)) - return track.wrappedResponseWriter(), track.end -} - -type trackingResponseWriter struct { - ctx context.Context - reqSize int64 - respSize int64 - start time.Time - statusCode int - statusLine string - endOnce sync.Once - writer http.ResponseWriter -} - -// Compile time assertion for ResponseWriter interface -var _ http.ResponseWriter = (*trackingResponseWriter)(nil) - -func (t *trackingResponseWriter) end(tags *addedTags) { - t.endOnce.Do(func() { - if t.statusCode == 0 { - t.statusCode = 200 - } - - span := trace.FromContext(t.ctx) - span.SetStatus(TraceStatus(t.statusCode, t.statusLine)) - span.AddAttributes(trace.Int64Attribute(StatusCodeAttribute, int64(t.statusCode))) - - m := []stats.Measurement{ - ServerLatency.M(float64(time.Since(t.start)) / float64(time.Millisecond)), - ServerResponseBytes.M(t.respSize), - } - if t.reqSize >= 0 { - m = append(m, ServerRequestBytes.M(t.reqSize)) - } - allTags := make([]tag.Mutator, len(tags.t)+1) - allTags[0] = tag.Upsert(StatusCode, strconv.Itoa(t.statusCode)) - copy(allTags[1:], tags.t) - stats.RecordWithTags(t.ctx, allTags, m...) - }) -} - -func (t *trackingResponseWriter) Header() http.Header { - return t.writer.Header() -} - -func (t *trackingResponseWriter) Write(data []byte) (int, error) { - n, err := t.writer.Write(data) - t.respSize += int64(n) - // Add message event for request bytes sent. - span := trace.FromContext(t.ctx) - span.AddMessageSendEvent(0 /* TODO: messageID */, int64(n), -1) - return n, err -} - -func (t *trackingResponseWriter) WriteHeader(statusCode int) { - t.writer.WriteHeader(statusCode) - t.statusCode = statusCode - t.statusLine = http.StatusText(t.statusCode) -} - -// wrappedResponseWriter returns a wrapped version of the original -// -// ResponseWriter and only implements the same combination of additional -// -// interfaces as the original. -// This implementation is based on https://github.com/felixge/httpsnoop. -func (t *trackingResponseWriter) wrappedResponseWriter() http.ResponseWriter { - var ( - hj, i0 = t.writer.(http.Hijacker) - cn, i1 = t.writer.(http.CloseNotifier) - pu, i2 = t.writer.(http.Pusher) - fl, i3 = t.writer.(http.Flusher) - rf, i4 = t.writer.(io.ReaderFrom) - ) - - switch { - case !i0 && !i1 && !i2 && !i3 && !i4: - return struct { - http.ResponseWriter - }{t} - case !i0 && !i1 && !i2 && !i3 && i4: - return struct { - http.ResponseWriter - io.ReaderFrom - }{t, rf} - case !i0 && !i1 && !i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Flusher - }{t, fl} - case !i0 && !i1 && !i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Flusher - io.ReaderFrom - }{t, fl, rf} - case !i0 && !i1 && i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.Pusher - }{t, pu} - case !i0 && !i1 && i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.Pusher - io.ReaderFrom - }{t, pu, rf} - case !i0 && !i1 && i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Pusher - http.Flusher - }{t, pu, fl} - case !i0 && !i1 && i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Pusher - http.Flusher - io.ReaderFrom - }{t, pu, fl, rf} - case !i0 && i1 && !i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.CloseNotifier - }{t, cn} - case !i0 && i1 && !i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.CloseNotifier - io.ReaderFrom - }{t, cn, rf} - case !i0 && i1 && !i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Flusher - }{t, cn, fl} - case !i0 && i1 && !i2 && i3 && i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Flusher - io.ReaderFrom - }{t, cn, fl, rf} - case !i0 && i1 && i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Pusher - }{t, cn, pu} - case !i0 && i1 && i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Pusher - io.ReaderFrom - }{t, cn, pu, rf} - case !i0 && i1 && i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Pusher - http.Flusher - }{t, cn, pu, fl} - case !i0 && i1 && i2 && i3 && i4: - return struct { - http.ResponseWriter - http.CloseNotifier - http.Pusher - http.Flusher - io.ReaderFrom - }{t, cn, pu, fl, rf} - case i0 && !i1 && !i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - }{t, hj} - case i0 && !i1 && !i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - io.ReaderFrom - }{t, hj, rf} - case i0 && !i1 && !i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Flusher - }{t, hj, fl} - case i0 && !i1 && !i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Flusher - io.ReaderFrom - }{t, hj, fl, rf} - case i0 && !i1 && i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Pusher - }{t, hj, pu} - case i0 && !i1 && i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Pusher - io.ReaderFrom - }{t, hj, pu, rf} - case i0 && !i1 && i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Pusher - http.Flusher - }{t, hj, pu, fl} - case i0 && !i1 && i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.Pusher - http.Flusher - io.ReaderFrom - }{t, hj, pu, fl, rf} - case i0 && i1 && !i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - }{t, hj, cn} - case i0 && i1 && !i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - io.ReaderFrom - }{t, hj, cn, rf} - case i0 && i1 && !i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Flusher - }{t, hj, cn, fl} - case i0 && i1 && !i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Flusher - io.ReaderFrom - }{t, hj, cn, fl, rf} - case i0 && i1 && i2 && !i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Pusher - }{t, hj, cn, pu} - case i0 && i1 && i2 && !i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Pusher - io.ReaderFrom - }{t, hj, cn, pu, rf} - case i0 && i1 && i2 && i3 && !i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Pusher - http.Flusher - }{t, hj, cn, pu, fl} - case i0 && i1 && i2 && i3 && i4: - return struct { - http.ResponseWriter - http.Hijacker - http.CloseNotifier - http.Pusher - http.Flusher - io.ReaderFrom - }{t, hj, cn, pu, fl, rf} - default: - return struct { - http.ResponseWriter - }{t} - } -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/span_annotating_client_trace.go b/vendor/go.opencensus.io/plugin/ochttp/span_annotating_client_trace.go deleted file mode 100644 index 05c6c56cc..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/span_annotating_client_trace.go +++ /dev/null @@ -1,169 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "crypto/tls" - "net/http" - "net/http/httptrace" - "strings" - - "go.opencensus.io/trace" -) - -type spanAnnotator struct { - sp *trace.Span -} - -// TODO: Remove NewSpanAnnotator at the next release. - -// NewSpanAnnotator returns a httptrace.ClientTrace which annotates -// all emitted httptrace events on the provided Span. -// Deprecated: Use NewSpanAnnotatingClientTrace instead -func NewSpanAnnotator(r *http.Request, s *trace.Span) *httptrace.ClientTrace { - return NewSpanAnnotatingClientTrace(r, s) -} - -// NewSpanAnnotatingClientTrace returns a httptrace.ClientTrace which annotates -// all emitted httptrace events on the provided Span. -func NewSpanAnnotatingClientTrace(_ *http.Request, s *trace.Span) *httptrace.ClientTrace { - sa := spanAnnotator{sp: s} - - return &httptrace.ClientTrace{ - GetConn: sa.getConn, - GotConn: sa.gotConn, - PutIdleConn: sa.putIdleConn, - GotFirstResponseByte: sa.gotFirstResponseByte, - Got100Continue: sa.got100Continue, - DNSStart: sa.dnsStart, - DNSDone: sa.dnsDone, - ConnectStart: sa.connectStart, - ConnectDone: sa.connectDone, - TLSHandshakeStart: sa.tlsHandshakeStart, - TLSHandshakeDone: sa.tlsHandshakeDone, - WroteHeaders: sa.wroteHeaders, - Wait100Continue: sa.wait100Continue, - WroteRequest: sa.wroteRequest, - } -} - -func (s spanAnnotator) getConn(hostPort string) { - attrs := []trace.Attribute{ - trace.StringAttribute("httptrace.get_connection.host_port", hostPort), - } - s.sp.Annotate(attrs, "GetConn") -} - -func (s spanAnnotator) gotConn(info httptrace.GotConnInfo) { - attrs := []trace.Attribute{ - trace.BoolAttribute("httptrace.got_connection.reused", info.Reused), - trace.BoolAttribute("httptrace.got_connection.was_idle", info.WasIdle), - } - if info.WasIdle { - attrs = append(attrs, - trace.StringAttribute("httptrace.got_connection.idle_time", info.IdleTime.String())) - } - s.sp.Annotate(attrs, "GotConn") -} - -// PutIdleConn implements a httptrace.ClientTrace hook -func (s spanAnnotator) putIdleConn(err error) { - var attrs []trace.Attribute - if err != nil { - attrs = append(attrs, - trace.StringAttribute("httptrace.put_idle_connection.error", err.Error())) - } - s.sp.Annotate(attrs, "PutIdleConn") -} - -func (s spanAnnotator) gotFirstResponseByte() { - s.sp.Annotate(nil, "GotFirstResponseByte") -} - -func (s spanAnnotator) got100Continue() { - s.sp.Annotate(nil, "Got100Continue") -} - -func (s spanAnnotator) dnsStart(info httptrace.DNSStartInfo) { - attrs := []trace.Attribute{ - trace.StringAttribute("httptrace.dns_start.host", info.Host), - } - s.sp.Annotate(attrs, "DNSStart") -} - -func (s spanAnnotator) dnsDone(info httptrace.DNSDoneInfo) { - var addrs []string - for _, addr := range info.Addrs { - addrs = append(addrs, addr.String()) - } - attrs := []trace.Attribute{ - trace.StringAttribute("httptrace.dns_done.addrs", strings.Join(addrs, " , ")), - } - if info.Err != nil { - attrs = append(attrs, - trace.StringAttribute("httptrace.dns_done.error", info.Err.Error())) - } - s.sp.Annotate(attrs, "DNSDone") -} - -func (s spanAnnotator) connectStart(network, addr string) { - attrs := []trace.Attribute{ - trace.StringAttribute("httptrace.connect_start.network", network), - trace.StringAttribute("httptrace.connect_start.addr", addr), - } - s.sp.Annotate(attrs, "ConnectStart") -} - -func (s spanAnnotator) connectDone(network, addr string, err error) { - attrs := []trace.Attribute{ - trace.StringAttribute("httptrace.connect_done.network", network), - trace.StringAttribute("httptrace.connect_done.addr", addr), - } - if err != nil { - attrs = append(attrs, - trace.StringAttribute("httptrace.connect_done.error", err.Error())) - } - s.sp.Annotate(attrs, "ConnectDone") -} - -func (s spanAnnotator) tlsHandshakeStart() { - s.sp.Annotate(nil, "TLSHandshakeStart") -} - -func (s spanAnnotator) tlsHandshakeDone(_ tls.ConnectionState, err error) { - var attrs []trace.Attribute - if err != nil { - attrs = append(attrs, - trace.StringAttribute("httptrace.tls_handshake_done.error", err.Error())) - } - s.sp.Annotate(attrs, "TLSHandshakeDone") -} - -func (s spanAnnotator) wroteHeaders() { - s.sp.Annotate(nil, "WroteHeaders") -} - -func (s spanAnnotator) wait100Continue() { - s.sp.Annotate(nil, "Wait100Continue") -} - -func (s spanAnnotator) wroteRequest(info httptrace.WroteRequestInfo) { - var attrs []trace.Attribute - if info.Err != nil { - attrs = append(attrs, - trace.StringAttribute("httptrace.wrote_request.error", info.Err.Error())) - } - s.sp.Annotate(attrs, "WroteRequest") -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/stats.go b/vendor/go.opencensus.io/plugin/ochttp/stats.go deleted file mode 100644 index ee3729040..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/stats.go +++ /dev/null @@ -1,292 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "go.opencensus.io/stats" - "go.opencensus.io/stats/view" - "go.opencensus.io/tag" -) - -// Deprecated: client HTTP measures. -var ( - // Deprecated: Use a Count aggregation over one of the other client measures to achieve the same effect. - ClientRequestCount = stats.Int64( - "opencensus.io/http/client/request_count", - "Number of HTTP requests started", - stats.UnitDimensionless) - // Deprecated: Use ClientSentBytes. - ClientRequestBytes = stats.Int64( - "opencensus.io/http/client/request_bytes", - "HTTP request body size if set as ContentLength (uncompressed)", - stats.UnitBytes) - // Deprecated: Use ClientReceivedBytes. - ClientResponseBytes = stats.Int64( - "opencensus.io/http/client/response_bytes", - "HTTP response body size (uncompressed)", - stats.UnitBytes) - // Deprecated: Use ClientRoundtripLatency. - ClientLatency = stats.Float64( - "opencensus.io/http/client/latency", - "End-to-end latency", - stats.UnitMilliseconds) -) - -// The following client HTTP measures are supported for use in custom views. -var ( - ClientSentBytes = stats.Int64( - "opencensus.io/http/client/sent_bytes", - "Total bytes sent in request body (not including headers)", - stats.UnitBytes, - ) - ClientReceivedBytes = stats.Int64( - "opencensus.io/http/client/received_bytes", - "Total bytes received in response bodies (not including headers but including error responses with bodies)", - stats.UnitBytes, - ) - ClientRoundtripLatency = stats.Float64( - "opencensus.io/http/client/roundtrip_latency", - "Time between first byte of request headers sent to last byte of response received, or terminal error", - stats.UnitMilliseconds, - ) -) - -// The following server HTTP measures are supported for use in custom views: -var ( - ServerRequestCount = stats.Int64( - "opencensus.io/http/server/request_count", - "Number of HTTP requests started", - stats.UnitDimensionless) - ServerRequestBytes = stats.Int64( - "opencensus.io/http/server/request_bytes", - "HTTP request body size if set as ContentLength (uncompressed)", - stats.UnitBytes) - ServerResponseBytes = stats.Int64( - "opencensus.io/http/server/response_bytes", - "HTTP response body size (uncompressed)", - stats.UnitBytes) - ServerLatency = stats.Float64( - "opencensus.io/http/server/latency", - "End-to-end latency", - stats.UnitMilliseconds) -) - -// The following tags are applied to stats recorded by this package. Host, Path -// and Method are applied to all measures. StatusCode is not applied to -// ClientRequestCount or ServerRequestCount, since it is recorded before the status is known. -var ( - // Host is the value of the HTTP Host header. - // - // The value of this tag can be controlled by the HTTP client, so you need - // to watch out for potentially generating high-cardinality labels in your - // metrics backend if you use this tag in views. - Host = tag.MustNewKey("http.host") - - // StatusCode is the numeric HTTP response status code, - // or "error" if a transport error occurred and no status code was read. - StatusCode = tag.MustNewKey("http.status") - - // Path is the URL path (not including query string) in the request. - // - // The value of this tag can be controlled by the HTTP client, so you need - // to watch out for potentially generating high-cardinality labels in your - // metrics backend if you use this tag in views. - Path = tag.MustNewKey("http.path") - - // Method is the HTTP method of the request, capitalized (GET, POST, etc.). - Method = tag.MustNewKey("http.method") - - // KeyServerRoute is a low cardinality string representing the logical - // handler of the request. This is usually the pattern registered on the a - // ServeMux (or similar string). - KeyServerRoute = tag.MustNewKey("http_server_route") -) - -// Client tag keys. -var ( - // KeyClientMethod is the HTTP method, capitalized (i.e. GET, POST, PUT, DELETE, etc.). - KeyClientMethod = tag.MustNewKey("http_client_method") - // KeyClientPath is the URL path (not including query string). - KeyClientPath = tag.MustNewKey("http_client_path") - // KeyClientStatus is the HTTP status code as an integer (e.g. 200, 404, 500.), or "error" if no response status line was received. - KeyClientStatus = tag.MustNewKey("http_client_status") - // KeyClientHost is the value of the request Host header. - KeyClientHost = tag.MustNewKey("http_client_host") -) - -// Default distributions used by views in this package. -var ( - DefaultSizeDistribution = view.Distribution(1024, 2048, 4096, 16384, 65536, 262144, 1048576, 4194304, 16777216, 67108864, 268435456, 1073741824, 4294967296) - DefaultLatencyDistribution = view.Distribution(1, 2, 3, 4, 5, 6, 8, 10, 13, 16, 20, 25, 30, 40, 50, 65, 80, 100, 130, 160, 200, 250, 300, 400, 500, 650, 800, 1000, 2000, 5000, 10000, 20000, 50000, 100000) -) - -// Package ochttp provides some convenience views for client measures. -// You still need to register these views for data to actually be collected. -var ( - ClientSentBytesDistribution = &view.View{ - Name: "opencensus.io/http/client/sent_bytes", - Measure: ClientSentBytes, - Aggregation: DefaultSizeDistribution, - Description: "Total bytes sent in request body (not including headers), by HTTP method and response status", - TagKeys: []tag.Key{KeyClientMethod, KeyClientStatus}, - } - - ClientReceivedBytesDistribution = &view.View{ - Name: "opencensus.io/http/client/received_bytes", - Measure: ClientReceivedBytes, - Aggregation: DefaultSizeDistribution, - Description: "Total bytes received in response bodies (not including headers but including error responses with bodies), by HTTP method and response status", - TagKeys: []tag.Key{KeyClientMethod, KeyClientStatus}, - } - - ClientRoundtripLatencyDistribution = &view.View{ - Name: "opencensus.io/http/client/roundtrip_latency", - Measure: ClientRoundtripLatency, - Aggregation: DefaultLatencyDistribution, - Description: "End-to-end latency, by HTTP method and response status", - TagKeys: []tag.Key{KeyClientMethod, KeyClientStatus}, - } - - ClientCompletedCount = &view.View{ - Name: "opencensus.io/http/client/completed_count", - Measure: ClientRoundtripLatency, - Aggregation: view.Count(), - Description: "Count of completed requests, by HTTP method and response status", - TagKeys: []tag.Key{KeyClientMethod, KeyClientStatus}, - } -) - -// Deprecated: Old client Views. -var ( - // Deprecated: No direct replacement, but see ClientCompletedCount. - ClientRequestCountView = &view.View{ - Name: "opencensus.io/http/client/request_count", - Description: "Count of HTTP requests started", - Measure: ClientRequestCount, - Aggregation: view.Count(), - } - - // Deprecated: Use ClientSentBytesDistribution. - ClientRequestBytesView = &view.View{ - Name: "opencensus.io/http/client/request_bytes", - Description: "Size distribution of HTTP request body", - Measure: ClientSentBytes, - Aggregation: DefaultSizeDistribution, - } - - // Deprecated: Use ClientReceivedBytesDistribution instead. - ClientResponseBytesView = &view.View{ - Name: "opencensus.io/http/client/response_bytes", - Description: "Size distribution of HTTP response body", - Measure: ClientReceivedBytes, - Aggregation: DefaultSizeDistribution, - } - - // Deprecated: Use ClientRoundtripLatencyDistribution instead. - ClientLatencyView = &view.View{ - Name: "opencensus.io/http/client/latency", - Description: "Latency distribution of HTTP requests", - Measure: ClientRoundtripLatency, - Aggregation: DefaultLatencyDistribution, - } - - // Deprecated: Use ClientCompletedCount instead. - ClientRequestCountByMethod = &view.View{ - Name: "opencensus.io/http/client/request_count_by_method", - Description: "Client request count by HTTP method", - TagKeys: []tag.Key{Method}, - Measure: ClientSentBytes, - Aggregation: view.Count(), - } - - // Deprecated: Use ClientCompletedCount instead. - ClientResponseCountByStatusCode = &view.View{ - Name: "opencensus.io/http/client/response_count_by_status_code", - Description: "Client response count by status code", - TagKeys: []tag.Key{StatusCode}, - Measure: ClientRoundtripLatency, - Aggregation: view.Count(), - } -) - -// Package ochttp provides some convenience views for server measures. -// You still need to register these views for data to actually be collected. -var ( - ServerRequestCountView = &view.View{ - Name: "opencensus.io/http/server/request_count", - Description: "Count of HTTP requests started", - Measure: ServerRequestCount, - Aggregation: view.Count(), - } - - ServerRequestBytesView = &view.View{ - Name: "opencensus.io/http/server/request_bytes", - Description: "Size distribution of HTTP request body", - Measure: ServerRequestBytes, - Aggregation: DefaultSizeDistribution, - } - - ServerResponseBytesView = &view.View{ - Name: "opencensus.io/http/server/response_bytes", - Description: "Size distribution of HTTP response body", - Measure: ServerResponseBytes, - Aggregation: DefaultSizeDistribution, - } - - ServerLatencyView = &view.View{ - Name: "opencensus.io/http/server/latency", - Description: "Latency distribution of HTTP requests", - Measure: ServerLatency, - Aggregation: DefaultLatencyDistribution, - } - - ServerRequestCountByMethod = &view.View{ - Name: "opencensus.io/http/server/request_count_by_method", - Description: "Server request count by HTTP method", - TagKeys: []tag.Key{Method}, - Measure: ServerRequestCount, - Aggregation: view.Count(), - } - - ServerResponseCountByStatusCode = &view.View{ - Name: "opencensus.io/http/server/response_count_by_status_code", - Description: "Server response count by status code", - TagKeys: []tag.Key{StatusCode}, - Measure: ServerLatency, - Aggregation: view.Count(), - } -) - -// DefaultClientViews are the default client views provided by this package. -// Deprecated: No replacement. Register the views you would like individually. -var DefaultClientViews = []*view.View{ - ClientRequestCountView, - ClientRequestBytesView, - ClientResponseBytesView, - ClientLatencyView, - ClientRequestCountByMethod, - ClientResponseCountByStatusCode, -} - -// DefaultServerViews are the default server views provided by this package. -// Deprecated: No replacement. Register the views you would like individually. -var DefaultServerViews = []*view.View{ - ServerRequestCountView, - ServerRequestBytesView, - ServerResponseBytesView, - ServerLatencyView, - ServerRequestCountByMethod, - ServerResponseCountByStatusCode, -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/trace.go b/vendor/go.opencensus.io/plugin/ochttp/trace.go deleted file mode 100644 index ed3a5db56..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/trace.go +++ /dev/null @@ -1,244 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "io" - "net/http" - "net/http/httptrace" - - "go.opencensus.io/plugin/ochttp/propagation/b3" - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -// TODO(jbd): Add godoc examples. - -var defaultFormat propagation.HTTPFormat = &b3.HTTPFormat{} - -// Attributes recorded on the span for the requests. -// Only trace exporters will need them. -const ( - HostAttribute = "http.host" - MethodAttribute = "http.method" - PathAttribute = "http.path" - URLAttribute = "http.url" - UserAgentAttribute = "http.user_agent" - StatusCodeAttribute = "http.status_code" -) - -type traceTransport struct { - base http.RoundTripper - startOptions trace.StartOptions - format propagation.HTTPFormat - formatSpanName func(*http.Request) string - newClientTrace func(*http.Request, *trace.Span) *httptrace.ClientTrace -} - -// TODO(jbd): Add message events for request and response size. - -// RoundTrip creates a trace.Span and inserts it into the outgoing request's headers. -// The created span can follow a parent span, if a parent is presented in -// the request's context. -func (t *traceTransport) RoundTrip(req *http.Request) (*http.Response, error) { - name := t.formatSpanName(req) - // TODO(jbd): Discuss whether we want to prefix - // outgoing requests with Sent. - ctx, span := trace.StartSpan(req.Context(), name, - trace.WithSampler(t.startOptions.Sampler), - trace.WithSpanKind(trace.SpanKindClient)) - - if t.newClientTrace != nil { - req = req.WithContext(httptrace.WithClientTrace(ctx, t.newClientTrace(req, span))) - } else { - req = req.WithContext(ctx) - } - - if t.format != nil { - // SpanContextToRequest will modify its Request argument, which is - // contrary to the contract for http.RoundTripper, so we need to - // pass it a copy of the Request. - // However, the Request struct itself was already copied by - // the WithContext calls above and so we just need to copy the header. - header := make(http.Header) - for k, v := range req.Header { - header[k] = v - } - req.Header = header - t.format.SpanContextToRequest(span.SpanContext(), req) - } - - span.AddAttributes(requestAttrs(req)...) - resp, err := t.base.RoundTrip(req) - if err != nil { - span.SetStatus(trace.Status{Code: trace.StatusCodeUnknown, Message: err.Error()}) - span.End() - return resp, err - } - - span.AddAttributes(responseAttrs(resp)...) - span.SetStatus(TraceStatus(resp.StatusCode, resp.Status)) - - // span.End() will be invoked after - // a read from resp.Body returns io.EOF or when - // resp.Body.Close() is invoked. - bt := &bodyTracker{rc: resp.Body, span: span} - resp.Body = wrappedBody(bt, resp.Body) - return resp, err -} - -// bodyTracker wraps a response.Body and invokes -// trace.EndSpan on encountering io.EOF on reading -// the body of the original response. -type bodyTracker struct { - rc io.ReadCloser - span *trace.Span -} - -var _ io.ReadCloser = (*bodyTracker)(nil) - -func (bt *bodyTracker) Read(b []byte) (int, error) { - n, err := bt.rc.Read(b) - - switch err { - case nil: - return n, nil - case io.EOF: - bt.span.End() - default: - // For all other errors, set the span status - bt.span.SetStatus(trace.Status{ - // Code 2 is the error code for Internal server error. - Code: 2, - Message: err.Error(), - }) - } - return n, err -} - -func (bt *bodyTracker) Close() error { - // Invoking endSpan on Close will help catch the cases - // in which a read returned a non-nil error, we set the - // span status but didn't end the span. - bt.span.End() - return bt.rc.Close() -} - -// CancelRequest cancels an in-flight request by closing its connection. -func (t *traceTransport) CancelRequest(req *http.Request) { - type canceler interface { - CancelRequest(*http.Request) - } - if cr, ok := t.base.(canceler); ok { - cr.CancelRequest(req) - } -} - -func spanNameFromURL(req *http.Request) string { - return req.URL.Path -} - -func requestAttrs(r *http.Request) []trace.Attribute { - userAgent := r.UserAgent() - - attrs := make([]trace.Attribute, 0, 5) - attrs = append(attrs, - trace.StringAttribute(PathAttribute, r.URL.Path), - trace.StringAttribute(URLAttribute, r.URL.String()), - trace.StringAttribute(HostAttribute, r.Host), - trace.StringAttribute(MethodAttribute, r.Method), - ) - - if userAgent != "" { - attrs = append(attrs, trace.StringAttribute(UserAgentAttribute, userAgent)) - } - - return attrs -} - -func responseAttrs(resp *http.Response) []trace.Attribute { - return []trace.Attribute{ - trace.Int64Attribute(StatusCodeAttribute, int64(resp.StatusCode)), - } -} - -// TraceStatus is a utility to convert the HTTP status code to a trace.Status that -// represents the outcome as closely as possible. -func TraceStatus(httpStatusCode int, statusLine string) trace.Status { - var code int32 - if httpStatusCode < 200 || httpStatusCode >= 400 { - code = trace.StatusCodeUnknown - } - switch httpStatusCode { - case 499: - code = trace.StatusCodeCancelled - case http.StatusBadRequest: - code = trace.StatusCodeInvalidArgument - case http.StatusUnprocessableEntity: - code = trace.StatusCodeInvalidArgument - case http.StatusGatewayTimeout: - code = trace.StatusCodeDeadlineExceeded - case http.StatusNotFound: - code = trace.StatusCodeNotFound - case http.StatusForbidden: - code = trace.StatusCodePermissionDenied - case http.StatusUnauthorized: // 401 is actually unauthenticated. - code = trace.StatusCodeUnauthenticated - case http.StatusTooManyRequests: - code = trace.StatusCodeResourceExhausted - case http.StatusNotImplemented: - code = trace.StatusCodeUnimplemented - case http.StatusServiceUnavailable: - code = trace.StatusCodeUnavailable - case http.StatusOK: - code = trace.StatusCodeOK - case http.StatusConflict: - code = trace.StatusCodeAlreadyExists - } - - return trace.Status{Code: code, Message: codeToStr[code]} -} - -var codeToStr = map[int32]string{ - trace.StatusCodeOK: `OK`, - trace.StatusCodeCancelled: `CANCELLED`, - trace.StatusCodeUnknown: `UNKNOWN`, - trace.StatusCodeInvalidArgument: `INVALID_ARGUMENT`, - trace.StatusCodeDeadlineExceeded: `DEADLINE_EXCEEDED`, - trace.StatusCodeNotFound: `NOT_FOUND`, - trace.StatusCodeAlreadyExists: `ALREADY_EXISTS`, - trace.StatusCodePermissionDenied: `PERMISSION_DENIED`, - trace.StatusCodeResourceExhausted: `RESOURCE_EXHAUSTED`, - trace.StatusCodeFailedPrecondition: `FAILED_PRECONDITION`, - trace.StatusCodeAborted: `ABORTED`, - trace.StatusCodeOutOfRange: `OUT_OF_RANGE`, - trace.StatusCodeUnimplemented: `UNIMPLEMENTED`, - trace.StatusCodeInternal: `INTERNAL`, - trace.StatusCodeUnavailable: `UNAVAILABLE`, - trace.StatusCodeDataLoss: `DATA_LOSS`, - trace.StatusCodeUnauthenticated: `UNAUTHENTICATED`, -} - -func isHealthEndpoint(path string) bool { - // Health checking is pretty frequent and - // traces collected for health endpoints - // can be extremely noisy and expensive. - // Disable canonical health checking endpoints - // like /healthz and /_ah/health for now. - if path == "/healthz" || path == "/_ah/health" { - return true - } - return false -} diff --git a/vendor/go.opencensus.io/plugin/ochttp/wrapped_body.go b/vendor/go.opencensus.io/plugin/ochttp/wrapped_body.go deleted file mode 100644 index 7d75cae2b..000000000 --- a/vendor/go.opencensus.io/plugin/ochttp/wrapped_body.go +++ /dev/null @@ -1,44 +0,0 @@ -// Copyright 2019, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package ochttp - -import ( - "io" -) - -// wrappedBody returns a wrapped version of the original -// Body and only implements the same combination of additional -// interfaces as the original. -func wrappedBody(wrapper io.ReadCloser, body io.ReadCloser) io.ReadCloser { - var ( - wr, i0 = body.(io.Writer) - ) - switch { - case !i0: - return struct { - io.ReadCloser - }{wrapper} - - case i0: - return struct { - io.ReadCloser - io.Writer - }{wrapper, wr} - default: - return struct { - io.ReadCloser - }{wrapper} - } -} diff --git a/vendor/go.opencensus.io/resource/resource.go b/vendor/go.opencensus.io/resource/resource.go deleted file mode 100644 index b1764e1d3..000000000 --- a/vendor/go.opencensus.io/resource/resource.go +++ /dev/null @@ -1,164 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package resource provides functionality for resource, which capture -// identifying information about the entities for which signals are exported. -package resource - -import ( - "context" - "fmt" - "os" - "regexp" - "sort" - "strconv" - "strings" -) - -// Environment variables used by FromEnv to decode a resource. -const ( - EnvVarType = "OC_RESOURCE_TYPE" - EnvVarLabels = "OC_RESOURCE_LABELS" -) - -// Resource describes an entity about which identifying information and metadata is exposed. -// For example, a type "k8s.io/container" may hold labels describing the pod name and namespace. -type Resource struct { - Type string - Labels map[string]string -} - -// EncodeLabels encodes a labels map to a string as provided via the OC_RESOURCE_LABELS environment variable. -func EncodeLabels(labels map[string]string) string { - sortedKeys := make([]string, 0, len(labels)) - for k := range labels { - sortedKeys = append(sortedKeys, k) - } - sort.Strings(sortedKeys) - - s := "" - for i, k := range sortedKeys { - if i > 0 { - s += "," - } - s += k + "=" + strconv.Quote(labels[k]) - } - return s -} - -var labelRegex = regexp.MustCompile(`^\s*([[:ascii:]]{1,256}?)=("[[:ascii:]]{0,256}?")\s*,`) - -// DecodeLabels decodes a serialized label map as used in the OC_RESOURCE_LABELS variable. -// A list of labels of the form `="",="",...` is accepted. -// Domain names and paths are accepted as label keys. -// Most users will want to use FromEnv instead. -func DecodeLabels(s string) (map[string]string, error) { - m := map[string]string{} - // Ensure a trailing comma, which allows us to keep the regex simpler - s = strings.TrimRight(strings.TrimSpace(s), ",") + "," - - for len(s) > 0 { - match := labelRegex.FindStringSubmatch(s) - if len(match) == 0 { - return nil, fmt.Errorf("invalid label formatting, remainder: %s", s) - } - v := match[2] - if v == "" { - v = match[3] - } else { - var err error - if v, err = strconv.Unquote(v); err != nil { - return nil, fmt.Errorf("invalid label formatting, remainder: %s, err: %s", s, err) - } - } - m[match[1]] = v - - s = s[len(match[0]):] - } - return m, nil -} - -// FromEnv is a detector that loads resource information from the OC_RESOURCE_TYPE -// and OC_RESOURCE_labelS environment variables. -func FromEnv(context.Context) (*Resource, error) { - res := &Resource{ - Type: strings.TrimSpace(os.Getenv(EnvVarType)), - } - labels := strings.TrimSpace(os.Getenv(EnvVarLabels)) - if labels == "" { - return res, nil - } - var err error - if res.Labels, err = DecodeLabels(labels); err != nil { - return nil, err - } - return res, nil -} - -var _ Detector = FromEnv - -// merge resource information from b into a. In case of a collision, a takes precedence. -func merge(a, b *Resource) *Resource { - if a == nil { - return b - } - if b == nil { - return a - } - res := &Resource{ - Type: a.Type, - Labels: map[string]string{}, - } - if res.Type == "" { - res.Type = b.Type - } - for k, v := range b.Labels { - res.Labels[k] = v - } - // Labels from resource a overwrite labels from resource b. - for k, v := range a.Labels { - res.Labels[k] = v - } - return res -} - -// Detector attempts to detect resource information. -// If the detector cannot find resource information, the returned resource is nil but no -// error is returned. -// An error is only returned on unexpected failures. -type Detector func(context.Context) (*Resource, error) - -// MultiDetector returns a Detector that calls all input detectors in order and -// merges each result with the previous one. In case a type of label key is already set, -// the first set value is takes precedence. -// It returns on the first error that a sub-detector encounters. -func MultiDetector(detectors ...Detector) Detector { - return func(ctx context.Context) (*Resource, error) { - return detectAll(ctx, detectors...) - } -} - -// detectall calls all input detectors sequentially an merges each result with the previous one. -// It returns on the first error that a sub-detector encounters. -func detectAll(ctx context.Context, detectors ...Detector) (*Resource, error) { - var res *Resource - for _, d := range detectors { - r, err := d(ctx) - if err != nil { - return nil, err - } - res = merge(res, r) - } - return res, nil -} diff --git a/vendor/go.opencensus.io/stats/doc.go b/vendor/go.opencensus.io/stats/doc.go deleted file mode 100644 index 31477a464..000000000 --- a/vendor/go.opencensus.io/stats/doc.go +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -/* -Package stats contains support for OpenCensus stats recording. - -OpenCensus allows users to create typed measures, record measurements, -aggregate the collected data, and export the aggregated data. - -# Measures - -A measure represents a type of data point to be tracked and recorded. -For example, latency, request Mb/s, and response Mb/s are measures -to collect from a server. - -Measure constructors such as Int64 and Float64 automatically -register the measure by the given name. Each registered measure needs -to be unique by name. Measures also have a description and a unit. - -Libraries can define and export measures. Application authors can then -create views and collect and break down measures by the tags they are -interested in. - -# Recording measurements - -Measurement is a data point to be collected for a measure. For example, -for a latency (ms) measure, 100 is a measurement that represents a 100ms -latency event. Measurements are created from measures with -the current context. Tags from the current context are recorded with the -measurements if they are any. - -Recorded measurements are dropped immediately if no views are registered for them. -There is usually no need to conditionally enable and disable -recording to reduce cost. Recording of measurements is cheap. - -Libraries can always record measurements, and applications can later decide -on which measurements they want to collect by registering views. This allows -libraries to turn on the instrumentation by default. - -# Exemplars - -For a given recorded measurement, the associated exemplar is a diagnostic map -that gives more information about the measurement. - -When aggregated using a Distribution aggregation, an exemplar is kept for each -bucket in the Distribution. This allows you to easily find an example of a -measurement that fell into each bucket. - -For example, if you also use the OpenCensus trace package and you -record a measurement with a context that contains a sampled trace span, -then the trace span will be added to the exemplar associated with the measurement. - -When exported to a supporting back end, you should be able to easily navigate -to example traces that fell into each bucket in the Distribution. -*/ -package stats // import "go.opencensus.io/stats" diff --git a/vendor/go.opencensus.io/stats/internal/record.go b/vendor/go.opencensus.io/stats/internal/record.go deleted file mode 100644 index 436dc791f..000000000 --- a/vendor/go.opencensus.io/stats/internal/record.go +++ /dev/null @@ -1,31 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package internal - -import ( - "go.opencensus.io/tag" -) - -// DefaultRecorder will be called for each Record call. -var DefaultRecorder func(tags *tag.Map, measurement interface{}, attachments map[string]interface{}) - -// MeasurementRecorder will be called for each Record call. This is the same as DefaultRecorder but -// avoids interface{} conversion. -// This will be a func(tags *tag.Map, measurement []Measurement, attachments map[string]interface{}) type, -// but is interface{} here to avoid import loops -var MeasurementRecorder interface{} - -// SubscriptionReporter reports when a view subscribed with a measure. -var SubscriptionReporter func(measure string) diff --git a/vendor/go.opencensus.io/stats/measure.go b/vendor/go.opencensus.io/stats/measure.go deleted file mode 100644 index 1ffd3cefc..000000000 --- a/vendor/go.opencensus.io/stats/measure.go +++ /dev/null @@ -1,109 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package stats - -import ( - "sync" - "sync/atomic" -) - -// Measure represents a single numeric value to be tracked and recorded. -// For example, latency, request bytes, and response bytes could be measures -// to collect from a server. -// -// Measures by themselves have no outside effects. In order to be exported, -// the measure needs to be used in a View. If no Views are defined over a -// measure, there is very little cost in recording it. -type Measure interface { - // Name returns the name of this measure. - // - // Measure names are globally unique (among all libraries linked into your program). - // We recommend prefixing the measure name with a domain name relevant to your - // project or application. - // - // Measure names are never sent over the wire or exported to backends. - // They are only used to create Views. - Name() string - - // Description returns the human-readable description of this measure. - Description() string - - // Unit returns the units for the values this measure takes on. - // - // Units are encoded according to the case-sensitive abbreviations from the - // Unified Code for Units of Measure: http://unitsofmeasure.org/ucum.html - Unit() string -} - -// measureDescriptor is the untyped descriptor associated with each measure. -// Int64Measure and Float64Measure wrap measureDescriptor to provide typed -// recording APIs. -// Two Measures with the same name will have the same measureDescriptor. -type measureDescriptor struct { - subs int32 // access atomically - - name string - description string - unit string -} - -func (m *measureDescriptor) subscribe() { - atomic.StoreInt32(&m.subs, 1) -} - -func (m *measureDescriptor) subscribed() bool { - return atomic.LoadInt32(&m.subs) == 1 -} - -var ( - mu sync.RWMutex - measures = make(map[string]*measureDescriptor) -) - -func registerMeasureHandle(name, desc, unit string) *measureDescriptor { - mu.Lock() - defer mu.Unlock() - - if stored, ok := measures[name]; ok { - return stored - } - m := &measureDescriptor{ - name: name, - description: desc, - unit: unit, - } - measures[name] = m - return m -} - -// Measurement is the numeric value measured when recording stats. Each measure -// provides methods to create measurements of their kind. For example, Int64Measure -// provides M to convert an int64 into a measurement. -type Measurement struct { - v float64 - m Measure - desc *measureDescriptor -} - -// Value returns the value of the Measurement as a float64. -func (m Measurement) Value() float64 { - return m.v -} - -// Measure returns the Measure from which this Measurement was created. -func (m Measurement) Measure() Measure { - return m.m -} diff --git a/vendor/go.opencensus.io/stats/measure_float64.go b/vendor/go.opencensus.io/stats/measure_float64.go deleted file mode 100644 index f02c1eda8..000000000 --- a/vendor/go.opencensus.io/stats/measure_float64.go +++ /dev/null @@ -1,55 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package stats - -// Float64Measure is a measure for float64 values. -type Float64Measure struct { - desc *measureDescriptor -} - -// M creates a new float64 measurement. -// Use Record to record measurements. -func (m *Float64Measure) M(v float64) Measurement { - return Measurement{ - m: m, - desc: m.desc, - v: v, - } -} - -// Float64 creates a new measure for float64 values. -// -// See the documentation for interface Measure for more guidance on the -// parameters of this function. -func Float64(name, description, unit string) *Float64Measure { - mi := registerMeasureHandle(name, description, unit) - return &Float64Measure{mi} -} - -// Name returns the name of the measure. -func (m *Float64Measure) Name() string { - return m.desc.name -} - -// Description returns the description of the measure. -func (m *Float64Measure) Description() string { - return m.desc.description -} - -// Unit returns the unit of the measure. -func (m *Float64Measure) Unit() string { - return m.desc.unit -} diff --git a/vendor/go.opencensus.io/stats/measure_int64.go b/vendor/go.opencensus.io/stats/measure_int64.go deleted file mode 100644 index d101d7973..000000000 --- a/vendor/go.opencensus.io/stats/measure_int64.go +++ /dev/null @@ -1,55 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package stats - -// Int64Measure is a measure for int64 values. -type Int64Measure struct { - desc *measureDescriptor -} - -// M creates a new int64 measurement. -// Use Record to record measurements. -func (m *Int64Measure) M(v int64) Measurement { - return Measurement{ - m: m, - desc: m.desc, - v: float64(v), - } -} - -// Int64 creates a new measure for int64 values. -// -// See the documentation for interface Measure for more guidance on the -// parameters of this function. -func Int64(name, description, unit string) *Int64Measure { - mi := registerMeasureHandle(name, description, unit) - return &Int64Measure{mi} -} - -// Name returns the name of the measure. -func (m *Int64Measure) Name() string { - return m.desc.name -} - -// Description returns the description of the measure. -func (m *Int64Measure) Description() string { - return m.desc.description -} - -// Unit returns the unit of the measure. -func (m *Int64Measure) Unit() string { - return m.desc.unit -} diff --git a/vendor/go.opencensus.io/stats/record.go b/vendor/go.opencensus.io/stats/record.go deleted file mode 100644 index 8b5b99803..000000000 --- a/vendor/go.opencensus.io/stats/record.go +++ /dev/null @@ -1,156 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package stats - -import ( - "context" - - "go.opencensus.io/metric/metricdata" - "go.opencensus.io/stats/internal" - "go.opencensus.io/tag" -) - -func init() { - internal.SubscriptionReporter = func(measure string) { - mu.Lock() - measures[measure].subscribe() - mu.Unlock() - } -} - -// Recorder provides an interface for exporting measurement information from -// the static Record method by using the WithRecorder option. -type Recorder interface { - // Record records a set of measurements associated with the given tags and attachments. - // The second argument is a `[]Measurement`. - Record(*tag.Map, interface{}, map[string]interface{}) -} - -type recordOptions struct { - attachments metricdata.Attachments - mutators []tag.Mutator - measurements []Measurement - recorder Recorder -} - -// WithAttachments applies provided exemplar attachments. -func WithAttachments(attachments metricdata.Attachments) Options { - return func(ro *recordOptions) { - ro.attachments = attachments - } -} - -// WithTags applies provided tag mutators. -func WithTags(mutators ...tag.Mutator) Options { - return func(ro *recordOptions) { - ro.mutators = mutators - } -} - -// WithMeasurements applies provided measurements. -func WithMeasurements(measurements ...Measurement) Options { - return func(ro *recordOptions) { - ro.measurements = measurements - } -} - -// WithRecorder records the measurements to the specified `Recorder`, rather -// than to the global metrics recorder. -func WithRecorder(meter Recorder) Options { - return func(ro *recordOptions) { - ro.recorder = meter - } -} - -// Options apply changes to recordOptions. -type Options func(*recordOptions) - -func createRecordOption(ros ...Options) *recordOptions { - o := &recordOptions{} - for _, ro := range ros { - ro(o) - } - return o -} - -type measurementRecorder = func(tags *tag.Map, measurement []Measurement, attachments map[string]interface{}) - -// Record records one or multiple measurements with the same context at once. -// If there are any tags in the context, measurements will be tagged with them. -func Record(ctx context.Context, ms ...Measurement) { - // Record behaves the same as RecordWithOptions, but because we do not have to handle generic functionality - // (RecordOptions) we can reduce some allocations to speed up this hot path - if len(ms) == 0 { - return - } - recorder := internal.MeasurementRecorder.(measurementRecorder) - record := false - for _, m := range ms { - if m.desc.subscribed() { - record = true - break - } - } - if !record { - return - } - recorder(tag.FromContext(ctx), ms, nil) - return -} - -// RecordWithTags records one or multiple measurements at once. -// -// Measurements will be tagged with the tags in the context mutated by the mutators. -// RecordWithTags is useful if you want to record with tag mutations but don't want -// to propagate the mutations in the context. -func RecordWithTags(ctx context.Context, mutators []tag.Mutator, ms ...Measurement) error { - return RecordWithOptions(ctx, WithTags(mutators...), WithMeasurements(ms...)) -} - -// RecordWithOptions records measurements from the given options (if any) against context -// and tags and attachments in the options (if any). -// If there are any tags in the context, measurements will be tagged with them. -func RecordWithOptions(ctx context.Context, ros ...Options) error { - o := createRecordOption(ros...) - if len(o.measurements) == 0 { - return nil - } - recorder := internal.DefaultRecorder - if o.recorder != nil { - recorder = o.recorder.Record - } - if recorder == nil { - return nil - } - record := false - for _, m := range o.measurements { - if m.desc.subscribed() { - record = true - break - } - } - if !record { - return nil - } - if len(o.mutators) > 0 { - var err error - if ctx, err = tag.New(ctx, o.mutators...); err != nil { - return err - } - } - recorder(tag.FromContext(ctx), o.measurements, o.attachments) - return nil -} diff --git a/vendor/go.opencensus.io/stats/units.go b/vendor/go.opencensus.io/stats/units.go deleted file mode 100644 index 736399652..000000000 --- a/vendor/go.opencensus.io/stats/units.go +++ /dev/null @@ -1,26 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package stats - -// Units are encoded according to the case-sensitive abbreviations from the -// Unified Code for Units of Measure: http://unitsofmeasure.org/ucum.html -const ( - UnitNone = "1" // Deprecated: Use UnitDimensionless. - UnitDimensionless = "1" - UnitBytes = "By" - UnitMilliseconds = "ms" - UnitSeconds = "s" -) diff --git a/vendor/go.opencensus.io/stats/view/aggregation.go b/vendor/go.opencensus.io/stats/view/aggregation.go deleted file mode 100644 index 61f72d20d..000000000 --- a/vendor/go.opencensus.io/stats/view/aggregation.go +++ /dev/null @@ -1,123 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import "time" - -// AggType represents the type of aggregation function used on a View. -type AggType int - -// All available aggregation types. -const ( - AggTypeNone AggType = iota // no aggregation; reserved for future use. - AggTypeCount // the count aggregation, see Count. - AggTypeSum // the sum aggregation, see Sum. - AggTypeDistribution // the distribution aggregation, see Distribution. - AggTypeLastValue // the last value aggregation, see LastValue. -) - -func (t AggType) String() string { - return aggTypeName[t] -} - -var aggTypeName = map[AggType]string{ - AggTypeNone: "None", - AggTypeCount: "Count", - AggTypeSum: "Sum", - AggTypeDistribution: "Distribution", - AggTypeLastValue: "LastValue", -} - -// Aggregation represents a data aggregation method. Use one of the functions: -// Count, Sum, or Distribution to construct an Aggregation. -type Aggregation struct { - Type AggType // Type is the AggType of this Aggregation. - Buckets []float64 // Buckets are the bucket endpoints if this Aggregation represents a distribution, see Distribution. - - newData func(time.Time) AggregationData -} - -var ( - aggCount = &Aggregation{ - Type: AggTypeCount, - newData: func(t time.Time) AggregationData { - return &CountData{Start: t} - }, - } - aggSum = &Aggregation{ - Type: AggTypeSum, - newData: func(t time.Time) AggregationData { - return &SumData{Start: t} - }, - } -) - -// Count indicates that data collected and aggregated -// with this method will be turned into a count value. -// For example, total number of accepted requests can be -// aggregated by using Count. -func Count() *Aggregation { - return aggCount -} - -// Sum indicates that data collected and aggregated -// with this method will be summed up. -// For example, accumulated request bytes can be aggregated by using -// Sum. -func Sum() *Aggregation { - return aggSum -} - -// Distribution indicates that the desired aggregation is -// a histogram distribution. -// -// A distribution aggregation may contain a histogram of the values in the -// population. The bucket boundaries for that histogram are described -// by the bounds. This defines len(bounds)+1 buckets. -// -// If len(bounds) >= 2 then the boundaries for bucket index i are: -// -// [-infinity, bounds[i]) for i = 0 -// [bounds[i-1], bounds[i]) for 0 < i < length -// [bounds[i-1], +infinity) for i = length -// -// If len(bounds) is 0 then there is no histogram associated with the -// distribution. There will be a single bucket with boundaries -// (-infinity, +infinity). -// -// If len(bounds) is 1 then there is no finite buckets, and that single -// element is the common boundary of the overflow and underflow buckets. -func Distribution(bounds ...float64) *Aggregation { - agg := &Aggregation{ - Type: AggTypeDistribution, - Buckets: bounds, - } - agg.newData = func(t time.Time) AggregationData { - return newDistributionData(agg, t) - } - return agg -} - -// LastValue only reports the last value recorded using this -// aggregation. All other measurements will be dropped. -func LastValue() *Aggregation { - return &Aggregation{ - Type: AggTypeLastValue, - newData: func(_ time.Time) AggregationData { - return &LastValueData{} - }, - } -} diff --git a/vendor/go.opencensus.io/stats/view/aggregation_data.go b/vendor/go.opencensus.io/stats/view/aggregation_data.go deleted file mode 100644 index d93b52066..000000000 --- a/vendor/go.opencensus.io/stats/view/aggregation_data.go +++ /dev/null @@ -1,336 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "math" - "time" - - "go.opencensus.io/metric/metricdata" -) - -// AggregationData represents an aggregated value from a collection. -// They are reported on the view data during exporting. -// Mosts users won't directly access aggregration data. -type AggregationData interface { - isAggregationData() bool - addSample(v float64, attachments map[string]interface{}, t time.Time) - clone() AggregationData - equal(other AggregationData) bool - toPoint(t metricdata.Type, time time.Time) metricdata.Point - StartTime() time.Time -} - -const epsilon = 1e-9 - -// CountData is the aggregated data for the Count aggregation. -// A count aggregation processes data and counts the recordings. -// -// Most users won't directly access count data. -type CountData struct { - Start time.Time - Value int64 -} - -func (a *CountData) isAggregationData() bool { return true } - -func (a *CountData) addSample(_ float64, _ map[string]interface{}, _ time.Time) { - a.Value = a.Value + 1 -} - -func (a *CountData) clone() AggregationData { - return &CountData{Value: a.Value, Start: a.Start} -} - -func (a *CountData) equal(other AggregationData) bool { - a2, ok := other.(*CountData) - if !ok { - return false - } - - return a.Start.Equal(a2.Start) && a.Value == a2.Value -} - -func (a *CountData) toPoint(metricType metricdata.Type, t time.Time) metricdata.Point { - switch metricType { - case metricdata.TypeCumulativeInt64: - return metricdata.NewInt64Point(t, a.Value) - default: - panic("unsupported metricdata.Type") - } -} - -// StartTime returns the start time of the data being aggregated by CountData. -func (a *CountData) StartTime() time.Time { - return a.Start -} - -// SumData is the aggregated data for the Sum aggregation. -// A sum aggregation processes data and sums up the recordings. -// -// Most users won't directly access sum data. -type SumData struct { - Start time.Time - Value float64 -} - -func (a *SumData) isAggregationData() bool { return true } - -func (a *SumData) addSample(v float64, _ map[string]interface{}, _ time.Time) { - a.Value += v -} - -func (a *SumData) clone() AggregationData { - return &SumData{Value: a.Value, Start: a.Start} -} - -func (a *SumData) equal(other AggregationData) bool { - a2, ok := other.(*SumData) - if !ok { - return false - } - return a.Start.Equal(a2.Start) && math.Pow(a.Value-a2.Value, 2) < epsilon -} - -func (a *SumData) toPoint(metricType metricdata.Type, t time.Time) metricdata.Point { - switch metricType { - case metricdata.TypeCumulativeInt64: - return metricdata.NewInt64Point(t, int64(a.Value)) - case metricdata.TypeCumulativeFloat64: - return metricdata.NewFloat64Point(t, a.Value) - default: - panic("unsupported metricdata.Type") - } -} - -// StartTime returns the start time of the data being aggregated by SumData. -func (a *SumData) StartTime() time.Time { - return a.Start -} - -// DistributionData is the aggregated data for the -// Distribution aggregation. -// -// Most users won't directly access distribution data. -// -// For a distribution with N bounds, the associated DistributionData will have -// N+1 buckets. -type DistributionData struct { - Count int64 // number of data points aggregated - Min float64 // minimum value in the distribution - Max float64 // max value in the distribution - Mean float64 // mean of the distribution - SumOfSquaredDev float64 // sum of the squared deviation from the mean - CountPerBucket []int64 // number of occurrences per bucket - // ExemplarsPerBucket is slice the same length as CountPerBucket containing - // an exemplar for the associated bucket, or nil. - ExemplarsPerBucket []*metricdata.Exemplar - bounds []float64 // histogram distribution of the values - Start time.Time -} - -func newDistributionData(agg *Aggregation, t time.Time) *DistributionData { - bucketCount := len(agg.Buckets) + 1 - return &DistributionData{ - CountPerBucket: make([]int64, bucketCount), - ExemplarsPerBucket: make([]*metricdata.Exemplar, bucketCount), - bounds: agg.Buckets, - Min: math.MaxFloat64, - Max: math.SmallestNonzeroFloat64, - Start: t, - } -} - -// Sum returns the sum of all samples collected. -func (a *DistributionData) Sum() float64 { return a.Mean * float64(a.Count) } - -func (a *DistributionData) variance() float64 { - if a.Count <= 1 { - return 0 - } - return a.SumOfSquaredDev / float64(a.Count-1) -} - -func (a *DistributionData) isAggregationData() bool { return true } - -// TODO(songy23): support exemplar attachments. -func (a *DistributionData) addSample(v float64, attachments map[string]interface{}, t time.Time) { - if v < a.Min { - a.Min = v - } - if v > a.Max { - a.Max = v - } - a.Count++ - a.addToBucket(v, attachments, t) - - if a.Count == 1 { - a.Mean = v - return - } - - oldMean := a.Mean - a.Mean = a.Mean + (v-a.Mean)/float64(a.Count) - a.SumOfSquaredDev = a.SumOfSquaredDev + (v-oldMean)*(v-a.Mean) -} - -func (a *DistributionData) addToBucket(v float64, attachments map[string]interface{}, t time.Time) { - var count *int64 - var i int - var b float64 - for i, b = range a.bounds { - if v < b { - count = &a.CountPerBucket[i] - break - } - } - if count == nil { // Last bucket. - i = len(a.bounds) - count = &a.CountPerBucket[i] - } - *count++ - if exemplar := getExemplar(v, attachments, t); exemplar != nil { - a.ExemplarsPerBucket[i] = exemplar - } -} - -func getExemplar(v float64, attachments map[string]interface{}, t time.Time) *metricdata.Exemplar { - if len(attachments) == 0 { - return nil - } - return &metricdata.Exemplar{ - Value: v, - Timestamp: t, - Attachments: attachments, - } -} - -func (a *DistributionData) clone() AggregationData { - c := *a - c.CountPerBucket = append([]int64(nil), a.CountPerBucket...) - c.ExemplarsPerBucket = append([]*metricdata.Exemplar(nil), a.ExemplarsPerBucket...) - return &c -} - -func (a *DistributionData) equal(other AggregationData) bool { - a2, ok := other.(*DistributionData) - if !ok { - return false - } - if a2 == nil { - return false - } - if len(a.CountPerBucket) != len(a2.CountPerBucket) { - return false - } - for i := range a.CountPerBucket { - if a.CountPerBucket[i] != a2.CountPerBucket[i] { - return false - } - } - return a.Start.Equal(a2.Start) && - a.Count == a2.Count && - a.Min == a2.Min && - a.Max == a2.Max && - math.Pow(a.Mean-a2.Mean, 2) < epsilon && math.Pow(a.variance()-a2.variance(), 2) < epsilon -} - -func (a *DistributionData) toPoint(metricType metricdata.Type, t time.Time) metricdata.Point { - switch metricType { - case metricdata.TypeCumulativeDistribution: - buckets := []metricdata.Bucket{} - for i := 0; i < len(a.CountPerBucket); i++ { - buckets = append(buckets, metricdata.Bucket{ - Count: a.CountPerBucket[i], - Exemplar: a.ExemplarsPerBucket[i], - }) - } - bucketOptions := &metricdata.BucketOptions{Bounds: a.bounds} - - val := &metricdata.Distribution{ - Count: a.Count, - Sum: a.Sum(), - SumOfSquaredDeviation: a.SumOfSquaredDev, - BucketOptions: bucketOptions, - Buckets: buckets, - } - return metricdata.NewDistributionPoint(t, val) - - default: - // TODO: [rghetia] when we have a use case for TypeGaugeDistribution. - panic("unsupported metricdata.Type") - } -} - -// StartTime returns the start time of the data being aggregated by DistributionData. -func (a *DistributionData) StartTime() time.Time { - return a.Start -} - -// LastValueData returns the last value recorded for LastValue aggregation. -type LastValueData struct { - Value float64 -} - -func (l *LastValueData) isAggregationData() bool { - return true -} - -func (l *LastValueData) addSample(v float64, _ map[string]interface{}, _ time.Time) { - l.Value = v -} - -func (l *LastValueData) clone() AggregationData { - return &LastValueData{l.Value} -} - -func (l *LastValueData) equal(other AggregationData) bool { - a2, ok := other.(*LastValueData) - if !ok { - return false - } - return l.Value == a2.Value -} - -func (l *LastValueData) toPoint(metricType metricdata.Type, t time.Time) metricdata.Point { - switch metricType { - case metricdata.TypeGaugeInt64: - return metricdata.NewInt64Point(t, int64(l.Value)) - case metricdata.TypeGaugeFloat64: - return metricdata.NewFloat64Point(t, l.Value) - default: - panic("unsupported metricdata.Type") - } -} - -// StartTime returns an empty time value as start time is not recorded when using last value -// aggregation. -func (l *LastValueData) StartTime() time.Time { - return time.Time{} -} - -// ClearStart clears the Start field from data if present. Useful for testing in cases where the -// start time will be nondeterministic. -func ClearStart(data AggregationData) { - switch data := data.(type) { - case *CountData: - data.Start = time.Time{} - case *SumData: - data.Start = time.Time{} - case *DistributionData: - data.Start = time.Time{} - } -} diff --git a/vendor/go.opencensus.io/stats/view/collector.go b/vendor/go.opencensus.io/stats/view/collector.go deleted file mode 100644 index bcd6e08c7..000000000 --- a/vendor/go.opencensus.io/stats/view/collector.go +++ /dev/null @@ -1,93 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "sort" - "time" - - "go.opencensus.io/internal/tagencoding" - "go.opencensus.io/tag" -) - -type collector struct { - // signatures holds the aggregations values for each unique tag signature - // (values for all keys) to its aggregator. - signatures map[string]AggregationData - // Aggregation is the description of the aggregation to perform for this - // view. - a *Aggregation -} - -func (c *collector) addSample(s string, v float64, attachments map[string]interface{}, t time.Time) { - aggregator, ok := c.signatures[s] - if !ok { - aggregator = c.a.newData(t) - c.signatures[s] = aggregator - } - aggregator.addSample(v, attachments, t) -} - -// collectRows returns a snapshot of the collected Row values. -func (c *collector) collectedRows(keys []tag.Key) []*Row { - rows := make([]*Row, 0, len(c.signatures)) - for sig, aggregator := range c.signatures { - tags := decodeTags([]byte(sig), keys) - row := &Row{Tags: tags, Data: aggregator.clone()} - rows = append(rows, row) - } - return rows -} - -func (c *collector) clearRows() { - c.signatures = make(map[string]AggregationData) -} - -// encodeWithKeys encodes the map by using values -// only associated with the keys provided. -func encodeWithKeys(m *tag.Map, keys []tag.Key) []byte { - // Compute the buffer length we will need ahead of time to avoid resizing later - reqLen := 0 - for _, k := range keys { - s, _ := m.Value(k) - // We will store each key + its length - reqLen += len(s) + 1 - } - vb := &tagencoding.Values{ - Buffer: make([]byte, reqLen), - } - for _, k := range keys { - v, _ := m.Value(k) - vb.WriteValue([]byte(v)) - } - return vb.Bytes() -} - -// decodeTags decodes tags from the buffer and -// orders them by the keys. -func decodeTags(buf []byte, keys []tag.Key) []tag.Tag { - vb := &tagencoding.Values{Buffer: buf} - var tags []tag.Tag - for _, k := range keys { - v := vb.ReadValue() - if v != nil { - tags = append(tags, tag.Tag{Key: k, Value: string(v)}) - } - } - vb.ReadIndex = 0 - sort.Slice(tags, func(i, j int) bool { return tags[i].Key.Name() < tags[j].Key.Name() }) - return tags -} diff --git a/vendor/go.opencensus.io/stats/view/doc.go b/vendor/go.opencensus.io/stats/view/doc.go deleted file mode 100644 index 60bf0e392..000000000 --- a/vendor/go.opencensus.io/stats/view/doc.go +++ /dev/null @@ -1,47 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -// Package view contains support for collecting and exposing aggregates over stats. -// -// In order to collect measurements, views need to be defined and registered. -// A view allows recorded measurements to be filtered and aggregated. -// -// All recorded measurements can be grouped by a list of tags. -// -// OpenCensus provides several aggregation methods: Count, Distribution and Sum. -// -// Count only counts the number of measurement points recorded. -// Distribution provides statistical summary of the aggregated data by counting -// how many recorded measurements fall into each bucket. -// Sum adds up the measurement values. -// LastValue just keeps track of the most recently recorded measurement value. -// All aggregations are cumulative. -// -// Views can be registered and unregistered at any time during program execution. -// -// Libraries can define views but it is recommended that in most cases registering -// views be left up to applications. -// -// # Exporting -// -// Collected and aggregated data can be exported to a metric collection -// backend by registering its exporter. -// -// Multiple exporters can be registered to upload the data to various -// different back ends. -package view // import "go.opencensus.io/stats/view" - -// TODO(acetechnologist): Add a link to the language independent OpenCensus -// spec when it is available. diff --git a/vendor/go.opencensus.io/stats/view/export.go b/vendor/go.opencensus.io/stats/view/export.go deleted file mode 100644 index 73ba11f5b..000000000 --- a/vendor/go.opencensus.io/stats/view/export.go +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package view - -// Exporter exports the collected records as view data. -// -// The ExportView method should return quickly; if an -// Exporter takes a significant amount of time to -// process a Data, that work should be done on another goroutine. -// -// It is safe to assume that ExportView will not be called concurrently from -// multiple goroutines. -// -// The Data should not be modified. -type Exporter interface { - ExportView(viewData *Data) -} - -// RegisterExporter registers an exporter. -// Collected data will be reported via all the -// registered exporters. Once you no longer -// want data to be exported, invoke UnregisterExporter -// with the previously registered exporter. -// -// Binaries can register exporters, libraries shouldn't register exporters. -func RegisterExporter(e Exporter) { - defaultWorker.RegisterExporter(e) -} - -// UnregisterExporter unregisters an exporter. -func UnregisterExporter(e Exporter) { - defaultWorker.UnregisterExporter(e) -} diff --git a/vendor/go.opencensus.io/stats/view/view.go b/vendor/go.opencensus.io/stats/view/view.go deleted file mode 100644 index 293b54ecb..000000000 --- a/vendor/go.opencensus.io/stats/view/view.go +++ /dev/null @@ -1,221 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "bytes" - "errors" - "fmt" - "reflect" - "sort" - "sync/atomic" - "time" - - "go.opencensus.io/metric/metricdata" - "go.opencensus.io/stats" - "go.opencensus.io/tag" -) - -// View allows users to aggregate the recorded stats.Measurements. -// Views need to be passed to the Register function before data will be -// collected and sent to Exporters. -type View struct { - Name string // Name of View. Must be unique. If unset, will default to the name of the Measure. - Description string // Description is a human-readable description for this view. - - // TagKeys are the tag keys describing the grouping of this view. - // A single Row will be produced for each combination of associated tag values. - TagKeys []tag.Key - - // Measure is a stats.Measure to aggregate in this view. - Measure stats.Measure - - // Aggregation is the aggregation function to apply to the set of Measurements. - Aggregation *Aggregation -} - -// WithName returns a copy of the View with a new name. This is useful for -// renaming views to cope with limitations placed on metric names by various -// backends. -func (v *View) WithName(name string) *View { - vNew := *v - vNew.Name = name - return &vNew -} - -// same compares two views and returns true if they represent the same aggregation. -func (v *View) same(other *View) bool { - if v == other { - return true - } - if v == nil { - return false - } - return reflect.DeepEqual(v.Aggregation, other.Aggregation) && - v.Measure.Name() == other.Measure.Name() -} - -// ErrNegativeBucketBounds error returned if histogram contains negative bounds. -// -// Deprecated: this should not be public. -var ErrNegativeBucketBounds = errors.New("negative bucket bounds not supported") - -// canonicalize canonicalizes v by setting explicit -// defaults for Name and Description and sorting the TagKeys -func (v *View) canonicalize() error { - if v.Measure == nil { - return fmt.Errorf("cannot register view %q: measure not set", v.Name) - } - if v.Aggregation == nil { - return fmt.Errorf("cannot register view %q: aggregation not set", v.Name) - } - if v.Name == "" { - v.Name = v.Measure.Name() - } - if v.Description == "" { - v.Description = v.Measure.Description() - } - if err := checkViewName(v.Name); err != nil { - return err - } - sort.Slice(v.TagKeys, func(i, j int) bool { - return v.TagKeys[i].Name() < v.TagKeys[j].Name() - }) - sort.Float64s(v.Aggregation.Buckets) - for _, b := range v.Aggregation.Buckets { - if b < 0 { - return ErrNegativeBucketBounds - } - } - // drop 0 bucket silently. - v.Aggregation.Buckets = dropZeroBounds(v.Aggregation.Buckets...) - - return nil -} - -func dropZeroBounds(bounds ...float64) []float64 { - for i, bound := range bounds { - if bound > 0 { - return bounds[i:] - } - } - return []float64{} -} - -// viewInternal is the internal representation of a View. -type viewInternal struct { - view *View // view is the canonicalized View definition associated with this view. - subscribed uint32 // 1 if someone is subscribed and data need to be exported, use atomic to access - collector *collector - metricDescriptor *metricdata.Descriptor -} - -func newViewInternal(v *View) (*viewInternal, error) { - return &viewInternal{ - view: v, - collector: &collector{make(map[string]AggregationData), v.Aggregation}, - metricDescriptor: viewToMetricDescriptor(v), - }, nil -} - -func (v *viewInternal) subscribe() { - atomic.StoreUint32(&v.subscribed, 1) -} - -func (v *viewInternal) unsubscribe() { - atomic.StoreUint32(&v.subscribed, 0) -} - -// isSubscribed returns true if the view is exporting -// data by subscription. -func (v *viewInternal) isSubscribed() bool { - return atomic.LoadUint32(&v.subscribed) == 1 -} - -func (v *viewInternal) clearRows() { - v.collector.clearRows() -} - -func (v *viewInternal) collectedRows() []*Row { - return v.collector.collectedRows(v.view.TagKeys) -} - -func (v *viewInternal) addSample(m *tag.Map, val float64, attachments map[string]interface{}, t time.Time) { - if !v.isSubscribed() { - return - } - sig := string(encodeWithKeys(m, v.view.TagKeys)) - v.collector.addSample(sig, val, attachments, t) -} - -// A Data is a set of rows about usage of the single measure associated -// with the given view. Each row is specific to a unique set of tags. -type Data struct { - View *View - Start, End time.Time - Rows []*Row -} - -// Row is the collected value for a specific set of key value pairs a.k.a tags. -type Row struct { - Tags []tag.Tag - Data AggregationData -} - -func (r *Row) String() string { - var buffer bytes.Buffer - buffer.WriteString("{ ") - buffer.WriteString("{ ") - for _, t := range r.Tags { - buffer.WriteString(fmt.Sprintf("{%v %v}", t.Key.Name(), t.Value)) - } - buffer.WriteString(" }") - buffer.WriteString(fmt.Sprintf("%v", r.Data)) - buffer.WriteString(" }") - return buffer.String() -} - -// Equal returns true if both rows are equal. Tags are expected to be ordered -// by the key name. Even if both rows have the same tags but the tags appear in -// different orders it will return false. -func (r *Row) Equal(other *Row) bool { - if r == other { - return true - } - return reflect.DeepEqual(r.Tags, other.Tags) && r.Data.equal(other.Data) -} - -const maxNameLength = 255 - -// Returns true if the given string contains only printable characters. -func isPrintable(str string) bool { - for _, r := range str { - if !(r >= ' ' && r <= '~') { - return false - } - } - return true -} - -func checkViewName(name string) error { - if len(name) > maxNameLength { - return fmt.Errorf("view name cannot be larger than %v", maxNameLength) - } - if !isPrintable(name) { - return fmt.Errorf("view name needs to be an ASCII string") - } - return nil -} diff --git a/vendor/go.opencensus.io/stats/view/view_to_metric.go b/vendor/go.opencensus.io/stats/view/view_to_metric.go deleted file mode 100644 index 57d615ec7..000000000 --- a/vendor/go.opencensus.io/stats/view/view_to_metric.go +++ /dev/null @@ -1,147 +0,0 @@ -// Copyright 2019, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "time" - - "go.opencensus.io/resource" - - "go.opencensus.io/metric/metricdata" - "go.opencensus.io/stats" -) - -func getUnit(unit string) metricdata.Unit { - switch unit { - case "1": - return metricdata.UnitDimensionless - case "ms": - return metricdata.UnitMilliseconds - case "By": - return metricdata.UnitBytes - } - return metricdata.UnitDimensionless -} - -func getType(v *View) metricdata.Type { - m := v.Measure - agg := v.Aggregation - - switch agg.Type { - case AggTypeSum: - switch m.(type) { - case *stats.Int64Measure: - return metricdata.TypeCumulativeInt64 - case *stats.Float64Measure: - return metricdata.TypeCumulativeFloat64 - default: - panic("unexpected measure type") - } - case AggTypeDistribution: - return metricdata.TypeCumulativeDistribution - case AggTypeLastValue: - switch m.(type) { - case *stats.Int64Measure: - return metricdata.TypeGaugeInt64 - case *stats.Float64Measure: - return metricdata.TypeGaugeFloat64 - default: - panic("unexpected measure type") - } - case AggTypeCount: - switch m.(type) { - case *stats.Int64Measure: - return metricdata.TypeCumulativeInt64 - case *stats.Float64Measure: - return metricdata.TypeCumulativeInt64 - default: - panic("unexpected measure type") - } - default: - panic("unexpected aggregation type") - } -} - -func getLabelKeys(v *View) []metricdata.LabelKey { - labelKeys := []metricdata.LabelKey{} - for _, k := range v.TagKeys { - labelKeys = append(labelKeys, metricdata.LabelKey{Key: k.Name()}) - } - return labelKeys -} - -func viewToMetricDescriptor(v *View) *metricdata.Descriptor { - return &metricdata.Descriptor{ - Name: v.Name, - Description: v.Description, - Unit: convertUnit(v), - Type: getType(v), - LabelKeys: getLabelKeys(v), - } -} - -func convertUnit(v *View) metricdata.Unit { - switch v.Aggregation.Type { - case AggTypeCount: - return metricdata.UnitDimensionless - default: - return getUnit(v.Measure.Unit()) - } -} - -func toLabelValues(row *Row, expectedKeys []metricdata.LabelKey) []metricdata.LabelValue { - labelValues := []metricdata.LabelValue{} - tagMap := make(map[string]string) - for _, tag := range row.Tags { - tagMap[tag.Key.Name()] = tag.Value - } - - for _, key := range expectedKeys { - if val, ok := tagMap[key.Key]; ok { - labelValues = append(labelValues, metricdata.NewLabelValue(val)) - } else { - labelValues = append(labelValues, metricdata.LabelValue{}) - } - } - return labelValues -} - -func rowToTimeseries(v *viewInternal, row *Row, now time.Time) *metricdata.TimeSeries { - return &metricdata.TimeSeries{ - Points: []metricdata.Point{row.Data.toPoint(v.metricDescriptor.Type, now)}, - LabelValues: toLabelValues(row, v.metricDescriptor.LabelKeys), - StartTime: row.Data.StartTime(), - } -} - -func viewToMetric(v *viewInternal, r *resource.Resource, now time.Time) *metricdata.Metric { - rows := v.collectedRows() - if len(rows) == 0 { - return nil - } - - ts := []*metricdata.TimeSeries{} - for _, row := range rows { - ts = append(ts, rowToTimeseries(v, row, now)) - } - - m := &metricdata.Metric{ - Descriptor: *v.metricDescriptor, - TimeSeries: ts, - Resource: r, - } - return m -} diff --git a/vendor/go.opencensus.io/stats/view/worker.go b/vendor/go.opencensus.io/stats/view/worker.go deleted file mode 100644 index 6a79cd8a3..000000000 --- a/vendor/go.opencensus.io/stats/view/worker.go +++ /dev/null @@ -1,424 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "fmt" - "sync" - "time" - - "go.opencensus.io/resource" - - "go.opencensus.io/metric/metricdata" - "go.opencensus.io/metric/metricproducer" - "go.opencensus.io/stats" - "go.opencensus.io/stats/internal" - "go.opencensus.io/tag" -) - -func init() { - defaultWorker = NewMeter().(*worker) - go defaultWorker.start() - internal.DefaultRecorder = record - internal.MeasurementRecorder = recordMeasurement -} - -type measureRef struct { - measure string - views map[*viewInternal]struct{} -} - -type worker struct { - measures map[string]*measureRef - views map[string]*viewInternal - viewStartTimes map[*viewInternal]time.Time - - timer *time.Ticker - c chan command - quit, done chan bool - mu sync.RWMutex - r *resource.Resource - - exportersMu sync.RWMutex - exporters map[Exporter]struct{} -} - -// Meter defines an interface which allows a single process to maintain -// multiple sets of metrics exports (intended for the advanced case where a -// single process wants to report metrics about multiple objects, such as -// multiple databases or HTTP services). -// -// Note that this is an advanced use case, and the static functions in this -// module should cover the common use cases. -type Meter interface { - stats.Recorder - // Find returns a registered view associated with this name. - // If no registered view is found, nil is returned. - Find(name string) *View - // Register begins collecting data for the given views. - // Once a view is registered, it reports data to the registered exporters. - Register(views ...*View) error - // Unregister the given views. Data will not longer be exported for these views - // after Unregister returns. - // It is not necessary to unregister from views you expect to collect for the - // duration of your program execution. - Unregister(views ...*View) - // SetReportingPeriod sets the interval between reporting aggregated views in - // the program. If duration is less than or equal to zero, it enables the - // default behavior. - // - // Note: each exporter makes different promises about what the lowest supported - // duration is. For example, the Stackdriver exporter recommends a value no - // lower than 1 minute. Consult each exporter per your needs. - SetReportingPeriod(time.Duration) - - // RegisterExporter registers an exporter. - // Collected data will be reported via all the - // registered exporters. Once you no longer - // want data to be exported, invoke UnregisterExporter - // with the previously registered exporter. - // - // Binaries can register exporters, libraries shouldn't register exporters. - RegisterExporter(Exporter) - // UnregisterExporter unregisters an exporter. - UnregisterExporter(Exporter) - // SetResource may be used to set the Resource associated with this registry. - // This is intended to be used in cases where a single process exports metrics - // for multiple Resources, typically in a multi-tenant situation. - SetResource(*resource.Resource) - - // Start causes the Meter to start processing Record calls and aggregating - // statistics as well as exporting data. - Start() - // Stop causes the Meter to stop processing calls and terminate data export. - Stop() - - // RetrieveData gets a snapshot of the data collected for the the view registered - // with the given name. It is intended for testing only. - RetrieveData(viewName string) ([]*Row, error) -} - -var _ Meter = (*worker)(nil) - -var defaultWorker *worker - -var defaultReportingDuration = 10 * time.Second - -// Find returns a registered view associated with this name. -// If no registered view is found, nil is returned. -func Find(name string) (v *View) { - return defaultWorker.Find(name) -} - -// Find returns a registered view associated with this name. -// If no registered view is found, nil is returned. -func (w *worker) Find(name string) (v *View) { - req := &getViewByNameReq{ - name: name, - c: make(chan *getViewByNameResp), - } - w.c <- req - resp := <-req.c - return resp.v -} - -// Register begins collecting data for the given views. -// Once a view is registered, it reports data to the registered exporters. -func Register(views ...*View) error { - return defaultWorker.Register(views...) -} - -// Register begins collecting data for the given views. -// Once a view is registered, it reports data to the registered exporters. -func (w *worker) Register(views ...*View) error { - req := ®isterViewReq{ - views: views, - err: make(chan error), - } - w.c <- req - return <-req.err -} - -// Unregister the given views. Data will not longer be exported for these views -// after Unregister returns. -// It is not necessary to unregister from views you expect to collect for the -// duration of your program execution. -func Unregister(views ...*View) { - defaultWorker.Unregister(views...) -} - -// Unregister the given views. Data will not longer be exported for these views -// after Unregister returns. -// It is not necessary to unregister from views you expect to collect for the -// duration of your program execution. -func (w *worker) Unregister(views ...*View) { - names := make([]string, len(views)) - for i := range views { - names[i] = views[i].Name - } - req := &unregisterFromViewReq{ - views: names, - done: make(chan struct{}), - } - w.c <- req - <-req.done -} - -// RetrieveData gets a snapshot of the data collected for the the view registered -// with the given name. It is intended for testing only. -func RetrieveData(viewName string) ([]*Row, error) { - return defaultWorker.RetrieveData(viewName) -} - -// RetrieveData gets a snapshot of the data collected for the the view registered -// with the given name. It is intended for testing only. -func (w *worker) RetrieveData(viewName string) ([]*Row, error) { - req := &retrieveDataReq{ - now: time.Now(), - v: viewName, - c: make(chan *retrieveDataResp), - } - w.c <- req - resp := <-req.c - return resp.rows, resp.err -} - -func record(tags *tag.Map, ms interface{}, attachments map[string]interface{}) { - defaultWorker.Record(tags, ms, attachments) -} - -func recordMeasurement(tags *tag.Map, ms []stats.Measurement, attachments map[string]interface{}) { - defaultWorker.recordMeasurement(tags, ms, attachments) -} - -// Record records a set of measurements ms associated with the given tags and attachments. -func (w *worker) Record(tags *tag.Map, ms interface{}, attachments map[string]interface{}) { - w.recordMeasurement(tags, ms.([]stats.Measurement), attachments) -} - -// recordMeasurement records a set of measurements ms associated with the given tags and attachments. -// This is the same as Record but without an interface{} type to avoid allocations -func (w *worker) recordMeasurement(tags *tag.Map, ms []stats.Measurement, attachments map[string]interface{}) { - req := &recordReq{ - tm: tags, - ms: ms, - attachments: attachments, - t: time.Now(), - } - w.c <- req -} - -// SetReportingPeriod sets the interval between reporting aggregated views in -// the program. If duration is less than or equal to zero, it enables the -// default behavior. -// -// Note: each exporter makes different promises about what the lowest supported -// duration is. For example, the Stackdriver exporter recommends a value no -// lower than 1 minute. Consult each exporter per your needs. -func SetReportingPeriod(d time.Duration) { - defaultWorker.SetReportingPeriod(d) -} - -// Stop stops the default worker. -func Stop() { - defaultWorker.Stop() -} - -// SetReportingPeriod sets the interval between reporting aggregated views in -// the program. If duration is less than or equal to zero, it enables the -// default behavior. -// -// Note: each exporter makes different promises about what the lowest supported -// duration is. For example, the Stackdriver exporter recommends a value no -// lower than 1 minute. Consult each exporter per your needs. -func (w *worker) SetReportingPeriod(d time.Duration) { - // TODO(acetechnologist): ensure that the duration d is more than a certain - // value. e.g. 1s - req := &setReportingPeriodReq{ - d: d, - c: make(chan bool), - } - w.c <- req - <-req.c // don't return until the timer is set to the new duration. -} - -// NewMeter constructs a Meter instance. You should only need to use this if -// you need to separate out Measurement recordings and View aggregations within -// a single process. -func NewMeter() Meter { - return &worker{ - measures: make(map[string]*measureRef), - views: make(map[string]*viewInternal), - viewStartTimes: make(map[*viewInternal]time.Time), - timer: time.NewTicker(defaultReportingDuration), - c: make(chan command, 1024), - quit: make(chan bool), - done: make(chan bool), - - exporters: make(map[Exporter]struct{}), - } -} - -// SetResource associates all data collected by this Meter with the specified -// resource. This resource is reported when using metricexport.ReadAndExport; -// it is not provided when used with ExportView/RegisterExporter, because that -// interface does not provide a means for reporting the Resource. -func (w *worker) SetResource(r *resource.Resource) { - w.r = r -} - -func (w *worker) Start() { - go w.start() -} - -func (w *worker) start() { - prodMgr := metricproducer.GlobalManager() - prodMgr.AddProducer(w) - - for { - select { - case cmd := <-w.c: - cmd.handleCommand(w) - case <-w.timer.C: - w.reportUsage() - case <-w.quit: - w.timer.Stop() - close(w.c) - close(w.done) - return - } - } -} - -func (w *worker) Stop() { - prodMgr := metricproducer.GlobalManager() - prodMgr.DeleteProducer(w) - select { - case <-w.quit: - default: - close(w.quit) - } - <-w.done -} - -func (w *worker) getMeasureRef(name string) *measureRef { - if mr, ok := w.measures[name]; ok { - return mr - } - mr := &measureRef{ - measure: name, - views: make(map[*viewInternal]struct{}), - } - w.measures[name] = mr - return mr -} - -func (w *worker) tryRegisterView(v *View) (*viewInternal, error) { - w.mu.Lock() - defer w.mu.Unlock() - vi, err := newViewInternal(v) - if err != nil { - return nil, err - } - if x, ok := w.views[vi.view.Name]; ok { - if !x.view.same(vi.view) { - return nil, fmt.Errorf("cannot register view %q; a different view with the same name is already registered", v.Name) - } - - // the view is already registered so there is nothing to do and the - // command is considered successful. - return x, nil - } - w.views[vi.view.Name] = vi - w.viewStartTimes[vi] = time.Now() - ref := w.getMeasureRef(vi.view.Measure.Name()) - ref.views[vi] = struct{}{} - return vi, nil -} - -func (w *worker) unregisterView(v *viewInternal) { - w.mu.Lock() - defer w.mu.Unlock() - delete(w.views, v.view.Name) - delete(w.viewStartTimes, v) - if measure := w.measures[v.view.Measure.Name()]; measure != nil { - delete(measure.views, v) - } -} - -func (w *worker) reportView(v *viewInternal) { - if !v.isSubscribed() { - return - } - rows := v.collectedRows() - viewData := &Data{ - View: v.view, - Start: w.viewStartTimes[v], - End: time.Now(), - Rows: rows, - } - w.exportersMu.Lock() - defer w.exportersMu.Unlock() - for e := range w.exporters { - e.ExportView(viewData) - } -} - -func (w *worker) reportUsage() { - w.mu.Lock() - defer w.mu.Unlock() - for _, v := range w.views { - w.reportView(v) - } -} - -func (w *worker) toMetric(v *viewInternal, now time.Time) *metricdata.Metric { - if !v.isSubscribed() { - return nil - } - - return viewToMetric(v, w.r, now) -} - -// Read reads all view data and returns them as metrics. -// It is typically invoked by metric reader to export stats in metric format. -func (w *worker) Read() []*metricdata.Metric { - w.mu.Lock() - defer w.mu.Unlock() - now := time.Now() - metrics := make([]*metricdata.Metric, 0, len(w.views)) - for _, v := range w.views { - metric := w.toMetric(v, now) - if metric != nil { - metrics = append(metrics, metric) - } - } - return metrics -} - -func (w *worker) RegisterExporter(e Exporter) { - w.exportersMu.Lock() - defer w.exportersMu.Unlock() - - w.exporters[e] = struct{}{} -} - -func (w *worker) UnregisterExporter(e Exporter) { - w.exportersMu.Lock() - defer w.exportersMu.Unlock() - - delete(w.exporters, e) -} diff --git a/vendor/go.opencensus.io/stats/view/worker_commands.go b/vendor/go.opencensus.io/stats/view/worker_commands.go deleted file mode 100644 index 9ac4cc059..000000000 --- a/vendor/go.opencensus.io/stats/view/worker_commands.go +++ /dev/null @@ -1,186 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package view - -import ( - "errors" - "fmt" - "strings" - "time" - - "go.opencensus.io/stats" - "go.opencensus.io/stats/internal" - "go.opencensus.io/tag" -) - -type command interface { - handleCommand(w *worker) -} - -// getViewByNameReq is the command to get a view given its name. -type getViewByNameReq struct { - name string - c chan *getViewByNameResp -} - -type getViewByNameResp struct { - v *View -} - -func (cmd *getViewByNameReq) handleCommand(w *worker) { - v := w.views[cmd.name] - if v == nil { - cmd.c <- &getViewByNameResp{nil} - return - } - cmd.c <- &getViewByNameResp{v.view} -} - -// registerViewReq is the command to register a view. -type registerViewReq struct { - views []*View - err chan error -} - -func (cmd *registerViewReq) handleCommand(w *worker) { - for _, v := range cmd.views { - if err := v.canonicalize(); err != nil { - cmd.err <- err - return - } - } - var errstr []string - for _, view := range cmd.views { - vi, err := w.tryRegisterView(view) - if err != nil { - errstr = append(errstr, fmt.Sprintf("%s: %v", view.Name, err)) - continue - } - internal.SubscriptionReporter(view.Measure.Name()) - vi.subscribe() - } - if len(errstr) > 0 { - cmd.err <- errors.New(strings.Join(errstr, "\n")) - } else { - cmd.err <- nil - } -} - -// unregisterFromViewReq is the command to unregister to a view. Has no -// impact on the data collection for client that are pulling data from the -// library. -type unregisterFromViewReq struct { - views []string - done chan struct{} -} - -func (cmd *unregisterFromViewReq) handleCommand(w *worker) { - for _, name := range cmd.views { - vi, ok := w.views[name] - if !ok { - continue - } - - // Report pending data for this view before removing it. - w.reportView(vi) - - vi.unsubscribe() - if !vi.isSubscribed() { - // this was the last subscription and view is not collecting anymore. - // The collected data can be cleared. - vi.clearRows() - } - w.unregisterView(vi) - } - cmd.done <- struct{}{} -} - -// retrieveDataReq is the command to retrieve data for a view. -type retrieveDataReq struct { - now time.Time - v string - c chan *retrieveDataResp -} - -type retrieveDataResp struct { - rows []*Row - err error -} - -func (cmd *retrieveDataReq) handleCommand(w *worker) { - w.mu.Lock() - defer w.mu.Unlock() - vi, ok := w.views[cmd.v] - if !ok { - cmd.c <- &retrieveDataResp{ - nil, - fmt.Errorf("cannot retrieve data; view %q is not registered", cmd.v), - } - return - } - - if !vi.isSubscribed() { - cmd.c <- &retrieveDataResp{ - nil, - fmt.Errorf("cannot retrieve data; view %q has no subscriptions or collection is not forcibly started", cmd.v), - } - return - } - cmd.c <- &retrieveDataResp{ - vi.collectedRows(), - nil, - } -} - -// recordReq is the command to record data related to multiple measures -// at once. -type recordReq struct { - tm *tag.Map - ms []stats.Measurement - attachments map[string]interface{} - t time.Time -} - -func (cmd *recordReq) handleCommand(w *worker) { - w.mu.Lock() - defer w.mu.Unlock() - for _, m := range cmd.ms { - if (m == stats.Measurement{}) { // not registered - continue - } - ref := w.getMeasureRef(m.Measure().Name()) - for v := range ref.views { - v.addSample(cmd.tm, m.Value(), cmd.attachments, cmd.t) - } - } -} - -// setReportingPeriodReq is the command to modify the duration between -// reporting the collected data to the registered clients. -type setReportingPeriodReq struct { - d time.Duration - c chan bool -} - -func (cmd *setReportingPeriodReq) handleCommand(w *worker) { - w.timer.Stop() - if cmd.d <= 0 { - w.timer = time.NewTicker(defaultReportingDuration) - } else { - w.timer = time.NewTicker(cmd.d) - } - cmd.c <- true -} diff --git a/vendor/go.opencensus.io/tag/context.go b/vendor/go.opencensus.io/tag/context.go deleted file mode 100644 index b27d1b26b..000000000 --- a/vendor/go.opencensus.io/tag/context.go +++ /dev/null @@ -1,43 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package tag - -import ( - "context" -) - -// FromContext returns the tag map stored in the context. -func FromContext(ctx context.Context) *Map { - // The returned tag map shouldn't be mutated. - ts := ctx.Value(mapCtxKey) - if ts == nil { - return nil - } - return ts.(*Map) -} - -// NewContext creates a new context with the given tag map. -// To propagate a tag map to downstream methods and downstream RPCs, add a tag map -// to the current context. NewContext will return a copy of the current context, -// and put the tag map into the returned one. -// If there is already a tag map in the current context, it will be replaced with m. -func NewContext(ctx context.Context, m *Map) context.Context { - return context.WithValue(ctx, mapCtxKey, m) -} - -type ctxKey struct{} - -var mapCtxKey = ctxKey{} diff --git a/vendor/go.opencensus.io/tag/doc.go b/vendor/go.opencensus.io/tag/doc.go deleted file mode 100644 index da16b74e4..000000000 --- a/vendor/go.opencensus.io/tag/doc.go +++ /dev/null @@ -1,26 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -/* -Package tag contains OpenCensus tags. - -Tags are key-value pairs. Tags provide additional cardinality to -the OpenCensus instrumentation data. - -Tags can be propagated on the wire and in the same -process via context.Context. Encode and Decode should be -used to represent tags into their binary propagation form. -*/ -package tag // import "go.opencensus.io/tag" diff --git a/vendor/go.opencensus.io/tag/key.go b/vendor/go.opencensus.io/tag/key.go deleted file mode 100644 index 71ec91365..000000000 --- a/vendor/go.opencensus.io/tag/key.go +++ /dev/null @@ -1,44 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package tag - -// Key represents a tag key. -type Key struct { - name string -} - -// NewKey creates or retrieves a string key identified by name. -// Calling NewKey more than once with the same name returns the same key. -func NewKey(name string) (Key, error) { - if !checkKeyName(name) { - return Key{}, errInvalidKeyName - } - return Key{name: name}, nil -} - -// MustNewKey returns a key with the given name, and panics if name is an invalid key name. -func MustNewKey(name string) Key { - k, err := NewKey(name) - if err != nil { - panic(err) - } - return k -} - -// Name returns the name of the key. -func (k Key) Name() string { - return k.name -} diff --git a/vendor/go.opencensus.io/tag/map.go b/vendor/go.opencensus.io/tag/map.go deleted file mode 100644 index 0272ef85a..000000000 --- a/vendor/go.opencensus.io/tag/map.go +++ /dev/null @@ -1,229 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package tag - -import ( - "bytes" - "context" - "fmt" - "sort" -) - -// Tag is a key value pair that can be propagated on wire. -type Tag struct { - Key Key - Value string -} - -type tagContent struct { - value string - m metadatas -} - -// Map is a map of tags. Use New to create a context containing -// a new Map. -type Map struct { - m map[Key]tagContent -} - -// Value returns the value for the key if a value for the key exists. -func (m *Map) Value(k Key) (string, bool) { - if m == nil { - return "", false - } - v, ok := m.m[k] - return v.value, ok -} - -func (m *Map) String() string { - if m == nil { - return "nil" - } - keys := make([]Key, 0, len(m.m)) - for k := range m.m { - keys = append(keys, k) - } - sort.Slice(keys, func(i, j int) bool { return keys[i].Name() < keys[j].Name() }) - - var buffer bytes.Buffer - buffer.WriteString("{ ") - for _, k := range keys { - buffer.WriteString(fmt.Sprintf("{%v %v}", k.name, m.m[k])) - } - buffer.WriteString(" }") - return buffer.String() -} - -func (m *Map) insert(k Key, v string, md metadatas) { - if _, ok := m.m[k]; ok { - return - } - m.m[k] = tagContent{value: v, m: md} -} - -func (m *Map) update(k Key, v string, md metadatas) { - if _, ok := m.m[k]; ok { - m.m[k] = tagContent{value: v, m: md} - } -} - -func (m *Map) upsert(k Key, v string, md metadatas) { - m.m[k] = tagContent{value: v, m: md} -} - -func (m *Map) delete(k Key) { - delete(m.m, k) -} - -func newMap() *Map { - return &Map{m: make(map[Key]tagContent)} -} - -// Mutator modifies a tag map. -type Mutator interface { - Mutate(t *Map) (*Map, error) -} - -// Insert returns a mutator that inserts a -// value associated with k. If k already exists in the tag map, -// mutator doesn't update the value. -// Metadata applies metadata to the tag. It is optional. -// Metadatas are applied in the order in which it is provided. -// If more than one metadata updates the same attribute then -// the update from the last metadata prevails. -func Insert(k Key, v string, mds ...Metadata) Mutator { - return &mutator{ - fn: func(m *Map) (*Map, error) { - if !checkValue(v) { - return nil, errInvalidValue - } - m.insert(k, v, createMetadatas(mds...)) - return m, nil - }, - } -} - -// Update returns a mutator that updates the -// value of the tag associated with k with v. If k doesn't -// exists in the tag map, the mutator doesn't insert the value. -// Metadata applies metadata to the tag. It is optional. -// Metadatas are applied in the order in which it is provided. -// If more than one metadata updates the same attribute then -// the update from the last metadata prevails. -func Update(k Key, v string, mds ...Metadata) Mutator { - return &mutator{ - fn: func(m *Map) (*Map, error) { - if !checkValue(v) { - return nil, errInvalidValue - } - m.update(k, v, createMetadatas(mds...)) - return m, nil - }, - } -} - -// Upsert returns a mutator that upserts the -// value of the tag associated with k with v. It inserts the -// value if k doesn't exist already. It mutates the value -// if k already exists. -// Metadata applies metadata to the tag. It is optional. -// Metadatas are applied in the order in which it is provided. -// If more than one metadata updates the same attribute then -// the update from the last metadata prevails. -func Upsert(k Key, v string, mds ...Metadata) Mutator { - return &mutator{ - fn: func(m *Map) (*Map, error) { - if !checkValue(v) { - return nil, errInvalidValue - } - m.upsert(k, v, createMetadatas(mds...)) - return m, nil - }, - } -} - -func createMetadatas(mds ...Metadata) metadatas { - var metas metadatas - if len(mds) > 0 { - for _, md := range mds { - if md != nil { - md(&metas) - } - } - } else { - WithTTL(TTLUnlimitedPropagation)(&metas) - } - return metas - -} - -// Delete returns a mutator that deletes -// the value associated with k. -func Delete(k Key) Mutator { - return &mutator{ - fn: func(m *Map) (*Map, error) { - m.delete(k) - return m, nil - }, - } -} - -// New returns a new context that contains a tag map -// originated from the incoming context and modified -// with the provided mutators. -func New(ctx context.Context, mutator ...Mutator) (context.Context, error) { - m := newMap() - orig := FromContext(ctx) - if orig != nil { - for k, v := range orig.m { - if !checkKeyName(k.Name()) { - return ctx, fmt.Errorf("key:%q: %v", k, errInvalidKeyName) - } - if !checkValue(v.value) { - return ctx, fmt.Errorf("key:%q value:%q: %v", k.Name(), v, errInvalidValue) - } - m.insert(k, v.value, v.m) - } - } - var err error - for _, mod := range mutator { - m, err = mod.Mutate(m) - if err != nil { - return ctx, err - } - } - return NewContext(ctx, m), nil -} - -// Do is similar to pprof.Do: a convenience for installing the tags -// from the context as Go profiler labels. This allows you to -// correlated runtime profiling with stats. -// -// It converts the key/values from the given map to Go profiler labels -// and calls pprof.Do. -// -// Do is going to do nothing if your Go version is below 1.9. -func Do(ctx context.Context, f func(ctx context.Context)) { - do(ctx, f) -} - -type mutator struct { - fn func(t *Map) (*Map, error) -} - -func (m *mutator) Mutate(t *Map) (*Map, error) { - return m.fn(t) -} diff --git a/vendor/go.opencensus.io/tag/map_codec.go b/vendor/go.opencensus.io/tag/map_codec.go deleted file mode 100644 index c242e695c..000000000 --- a/vendor/go.opencensus.io/tag/map_codec.go +++ /dev/null @@ -1,239 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package tag - -import ( - "encoding/binary" - "fmt" -) - -// KeyType defines the types of keys allowed. Currently only keyTypeString is -// supported. -type keyType byte - -const ( - keyTypeString keyType = iota - keyTypeInt64 - keyTypeTrue - keyTypeFalse - - tagsVersionID = byte(0) -) - -type encoderGRPC struct { - buf []byte - writeIdx, readIdx int -} - -// writeKeyString writes the fieldID '0' followed by the key string and value -// string. -func (eg *encoderGRPC) writeTagString(k, v string) { - eg.writeByte(byte(keyTypeString)) - eg.writeStringWithVarintLen(k) - eg.writeStringWithVarintLen(v) -} - -func (eg *encoderGRPC) writeTagUint64(k string, i uint64) { - eg.writeByte(byte(keyTypeInt64)) - eg.writeStringWithVarintLen(k) - eg.writeUint64(i) -} - -func (eg *encoderGRPC) writeTagTrue(k string) { - eg.writeByte(byte(keyTypeTrue)) - eg.writeStringWithVarintLen(k) -} - -func (eg *encoderGRPC) writeTagFalse(k string) { - eg.writeByte(byte(keyTypeFalse)) - eg.writeStringWithVarintLen(k) -} - -func (eg *encoderGRPC) writeBytesWithVarintLen(bytes []byte) { - length := len(bytes) - - eg.growIfRequired(binary.MaxVarintLen64 + length) - eg.writeIdx += binary.PutUvarint(eg.buf[eg.writeIdx:], uint64(length)) - copy(eg.buf[eg.writeIdx:], bytes) - eg.writeIdx += length -} - -func (eg *encoderGRPC) writeStringWithVarintLen(s string) { - length := len(s) - - eg.growIfRequired(binary.MaxVarintLen64 + length) - eg.writeIdx += binary.PutUvarint(eg.buf[eg.writeIdx:], uint64(length)) - copy(eg.buf[eg.writeIdx:], s) - eg.writeIdx += length -} - -func (eg *encoderGRPC) writeByte(v byte) { - eg.growIfRequired(1) - eg.buf[eg.writeIdx] = v - eg.writeIdx++ -} - -func (eg *encoderGRPC) writeUint32(i uint32) { - eg.growIfRequired(4) - binary.LittleEndian.PutUint32(eg.buf[eg.writeIdx:], i) - eg.writeIdx += 4 -} - -func (eg *encoderGRPC) writeUint64(i uint64) { - eg.growIfRequired(8) - binary.LittleEndian.PutUint64(eg.buf[eg.writeIdx:], i) - eg.writeIdx += 8 -} - -func (eg *encoderGRPC) readByte() byte { - b := eg.buf[eg.readIdx] - eg.readIdx++ - return b -} - -func (eg *encoderGRPC) readUint32() uint32 { - i := binary.LittleEndian.Uint32(eg.buf[eg.readIdx:]) - eg.readIdx += 4 - return i -} - -func (eg *encoderGRPC) readUint64() uint64 { - i := binary.LittleEndian.Uint64(eg.buf[eg.readIdx:]) - eg.readIdx += 8 - return i -} - -func (eg *encoderGRPC) readBytesWithVarintLen() ([]byte, error) { - if eg.readEnded() { - return nil, fmt.Errorf("unexpected end while readBytesWithVarintLen '%x' starting at idx '%v'", eg.buf, eg.readIdx) - } - length, valueStart := binary.Uvarint(eg.buf[eg.readIdx:]) - if valueStart <= 0 { - return nil, fmt.Errorf("unexpected end while readBytesWithVarintLen '%x' starting at idx '%v'", eg.buf, eg.readIdx) - } - - valueStart += eg.readIdx - valueEnd := valueStart + int(length) - if valueEnd > len(eg.buf) { - return nil, fmt.Errorf("malformed encoding: length:%v, upper:%v, maxLength:%v", length, valueEnd, len(eg.buf)) - } - - eg.readIdx = valueEnd - return eg.buf[valueStart:valueEnd], nil -} - -func (eg *encoderGRPC) readStringWithVarintLen() (string, error) { - bytes, err := eg.readBytesWithVarintLen() - if err != nil { - return "", err - } - return string(bytes), nil -} - -func (eg *encoderGRPC) growIfRequired(expected int) { - if len(eg.buf)-eg.writeIdx < expected { - tmp := make([]byte, 2*(len(eg.buf)+1)+expected) - copy(tmp, eg.buf) - eg.buf = tmp - } -} - -func (eg *encoderGRPC) readEnded() bool { - return eg.readIdx >= len(eg.buf) -} - -func (eg *encoderGRPC) bytes() []byte { - return eg.buf[:eg.writeIdx] -} - -// Encode encodes the tag map into a []byte. It is useful to propagate -// the tag maps on wire in binary format. -func Encode(m *Map) []byte { - if m == nil { - return nil - } - eg := &encoderGRPC{ - buf: make([]byte, len(m.m)), - } - eg.writeByte(tagsVersionID) - for k, v := range m.m { - if v.m.ttl.ttl == valueTTLUnlimitedPropagation { - eg.writeByte(byte(keyTypeString)) - eg.writeStringWithVarintLen(k.name) - eg.writeBytesWithVarintLen([]byte(v.value)) - } - } - return eg.bytes() -} - -// Decode decodes the given []byte into a tag map. -func Decode(bytes []byte) (*Map, error) { - ts := newMap() - err := DecodeEach(bytes, ts.upsert) - if err != nil { - // no partial failures - return nil, err - } - return ts, nil -} - -// DecodeEach decodes the given serialized tag map, calling handler for each -// tag key and value decoded. -func DecodeEach(bytes []byte, fn func(key Key, val string, md metadatas)) error { - eg := &encoderGRPC{ - buf: bytes, - } - if len(eg.buf) == 0 { - return nil - } - - version := eg.readByte() - if version > tagsVersionID { - return fmt.Errorf("cannot decode: unsupported version: %q; supports only up to: %q", version, tagsVersionID) - } - - for !eg.readEnded() { - typ := keyType(eg.readByte()) - - if typ != keyTypeString { - return fmt.Errorf("cannot decode: invalid key type: %q", typ) - } - - k, err := eg.readBytesWithVarintLen() - if err != nil { - return err - } - - v, err := eg.readBytesWithVarintLen() - if err != nil { - return err - } - - key, err := NewKey(string(k)) - if err != nil { - return err - } - val := string(v) - if !checkValue(val) { - return errInvalidValue - } - fn(key, val, createMetadatas(WithTTL(TTLUnlimitedPropagation))) - if err != nil { - return err - } - } - return nil -} diff --git a/vendor/go.opencensus.io/tag/metadata.go b/vendor/go.opencensus.io/tag/metadata.go deleted file mode 100644 index 6571a583e..000000000 --- a/vendor/go.opencensus.io/tag/metadata.go +++ /dev/null @@ -1,52 +0,0 @@ -// Copyright 2019, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// - -package tag - -const ( - // valueTTLNoPropagation prevents tag from propagating. - valueTTLNoPropagation = 0 - - // valueTTLUnlimitedPropagation allows tag to propagate without any limits on number of hops. - valueTTLUnlimitedPropagation = -1 -) - -// TTL is metadata that specifies number of hops a tag can propagate. -// Details about TTL metadata is specified at https://github.com/census-instrumentation/opencensus-specs/blob/master/tags/TagMap.md#tagmetadata -type TTL struct { - ttl int -} - -var ( - // TTLUnlimitedPropagation is TTL metadata that allows tag to propagate without any limits on number of hops. - TTLUnlimitedPropagation = TTL{ttl: valueTTLUnlimitedPropagation} - - // TTLNoPropagation is TTL metadata that prevents tag from propagating. - TTLNoPropagation = TTL{ttl: valueTTLNoPropagation} -) - -type metadatas struct { - ttl TTL -} - -// Metadata applies metadatas specified by the function. -type Metadata func(*metadatas) - -// WithTTL applies metadata with provided ttl. -func WithTTL(ttl TTL) Metadata { - return func(m *metadatas) { - m.ttl = ttl - } -} diff --git a/vendor/go.opencensus.io/tag/profile_19.go b/vendor/go.opencensus.io/tag/profile_19.go deleted file mode 100644 index 8fb17226f..000000000 --- a/vendor/go.opencensus.io/tag/profile_19.go +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -//go:build go1.9 -// +build go1.9 - -package tag - -import ( - "context" - "runtime/pprof" -) - -func do(ctx context.Context, f func(ctx context.Context)) { - m := FromContext(ctx) - keyvals := make([]string, 0, 2*len(m.m)) - for k, v := range m.m { - keyvals = append(keyvals, k.Name(), v.value) - } - pprof.Do(ctx, pprof.Labels(keyvals...), f) -} diff --git a/vendor/go.opencensus.io/tag/profile_not19.go b/vendor/go.opencensus.io/tag/profile_not19.go deleted file mode 100644 index e28cf13cd..000000000 --- a/vendor/go.opencensus.io/tag/profile_not19.go +++ /dev/null @@ -1,24 +0,0 @@ -// Copyright 2018, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -//go:build !go1.9 -// +build !go1.9 - -package tag - -import "context" - -func do(ctx context.Context, f func(ctx context.Context)) { - f(ctx) -} diff --git a/vendor/go.opencensus.io/tag/validate.go b/vendor/go.opencensus.io/tag/validate.go deleted file mode 100644 index 0939fc674..000000000 --- a/vendor/go.opencensus.io/tag/validate.go +++ /dev/null @@ -1,56 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package tag - -import "errors" - -const ( - maxKeyLength = 255 - - // valid are restricted to US-ASCII subset (range 0x20 (' ') to 0x7e ('~')). - validKeyValueMin = 32 - validKeyValueMax = 126 -) - -var ( - errInvalidKeyName = errors.New("invalid key name: only ASCII characters accepted; max length must be 255 characters") - errInvalidValue = errors.New("invalid value: only ASCII characters accepted; max length must be 255 characters") -) - -func checkKeyName(name string) bool { - if len(name) == 0 { - return false - } - if len(name) > maxKeyLength { - return false - } - return isASCII(name) -} - -func isASCII(s string) bool { - for _, c := range s { - if (c < validKeyValueMin) || (c > validKeyValueMax) { - return false - } - } - return true -} - -func checkValue(v string) bool { - if len(v) > maxKeyLength { - return false - } - return isASCII(v) -} diff --git a/vendor/go.opencensus.io/trace/propagation/propagation.go b/vendor/go.opencensus.io/trace/propagation/propagation.go deleted file mode 100644 index 1eb190a96..000000000 --- a/vendor/go.opencensus.io/trace/propagation/propagation.go +++ /dev/null @@ -1,108 +0,0 @@ -// Copyright 2017, OpenCensus Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package propagation implements the binary trace context format. -package propagation // import "go.opencensus.io/trace/propagation" - -// TODO: link to external spec document. - -// BinaryFormat format: -// -// Binary value: -// version_id: 1 byte representing the version id. -// -// For version_id = 0: -// -// version_format: -// field_format: -// -// Fields: -// -// TraceId: (field_id = 0, len = 16, default = "0000000000000000") - 16-byte array representing the trace_id. -// SpanId: (field_id = 1, len = 8, default = "00000000") - 8-byte array representing the span_id. -// TraceOptions: (field_id = 2, len = 1, default = "0") - 1-byte array representing the trace_options. -// -// Fields MUST be encoded using the field id order (smaller to higher). -// -// Valid value example: -// -// {0, 0, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 1, 97, -// 98, 99, 100, 101, 102, 103, 104, 2, 1} -// -// version_id = 0; -// trace_id = {64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79} -// span_id = {97, 98, 99, 100, 101, 102, 103, 104}; -// trace_options = {1}; - -import ( - "net/http" - - "go.opencensus.io/trace" -) - -// Binary returns the binary format representation of a SpanContext. -// -// If sc is the zero value, Binary returns nil. -func Binary(sc trace.SpanContext) []byte { - if sc == (trace.SpanContext{}) { - return nil - } - var b [29]byte - copy(b[2:18], sc.TraceID[:]) - b[18] = 1 - copy(b[19:27], sc.SpanID[:]) - b[27] = 2 - b[28] = uint8(sc.TraceOptions) - return b[:] -} - -// FromBinary returns the SpanContext represented by b. -// -// If b has an unsupported version ID or contains no TraceID, FromBinary -// returns with ok==false. -func FromBinary(b []byte) (sc trace.SpanContext, ok bool) { - if len(b) == 0 || b[0] != 0 { - return trace.SpanContext{}, false - } - b = b[1:] - if len(b) >= 17 && b[0] == 0 { - copy(sc.TraceID[:], b[1:17]) - b = b[17:] - } else { - return trace.SpanContext{}, false - } - if len(b) >= 9 && b[0] == 1 { - copy(sc.SpanID[:], b[1:9]) - b = b[9:] - } - if len(b) >= 2 && b[0] == 2 { - sc.TraceOptions = trace.TraceOptions(b[1]) - } - return sc, true -} - -// HTTPFormat implementations propagate span contexts -// in HTTP requests. -// -// SpanContextFromRequest extracts a span context from incoming -// requests. -// -// SpanContextToRequest modifies the given request to include the given -// span context. -type HTTPFormat interface { - SpanContextFromRequest(req *http.Request) (sc trace.SpanContext, ok bool) - SpanContextToRequest(sc trace.SpanContext, req *http.Request) -} - -// TODO(jbd): Find a more representative but short name for HTTPFormat. diff --git a/vendor/google.golang.org/api/internal/version.go b/vendor/google.golang.org/api/internal/version.go index 7211ffe03..ab745d712 100644 --- a/vendor/google.golang.org/api/internal/version.go +++ b/vendor/google.golang.org/api/internal/version.go @@ -5,4 +5,4 @@ package internal // Version is the current tagged release of the library. -const Version = "0.210.0" +const Version = "0.211.0" diff --git a/vendor/google.golang.org/api/transport/grpc/dial.go b/vendor/google.golang.org/api/transport/grpc/dial.go index 4015df630..95f4e7922 100644 --- a/vendor/google.golang.org/api/transport/grpc/dial.go +++ b/vendor/google.golang.org/api/transport/grpc/dial.go @@ -22,7 +22,6 @@ import ( "cloud.google.com/go/auth/grpctransport" "cloud.google.com/go/auth/oauth2adapt" "cloud.google.com/go/compute/metadata" - "go.opencensus.io/plugin/ocgrpc" "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc" "golang.org/x/oauth2" "golang.org/x/time/rate" @@ -385,7 +384,6 @@ func dial(ctx context.Context, insecure bool, o *internal.DialSettings) (*grpc.C // Add tracing, but before the other options, so that clients can override the // gRPC stats handler. // This assumes that gRPC options are processed in order, left to right. - grpcOpts = addOCStatsHandler(grpcOpts, o) grpcOpts = addOpenTelemetryStatsHandler(grpcOpts, o) grpcOpts = append(grpcOpts, o.GRPCDialOpts...) if o.UserAgent != "" { @@ -395,13 +393,6 @@ func dial(ctx context.Context, insecure bool, o *internal.DialSettings) (*grpc.C return dialContext(ctx, endpoint, grpcOpts...) } -func addOCStatsHandler(opts []grpc.DialOption, settings *internal.DialSettings) []grpc.DialOption { - if settings.TelemetryDisabled { - return opts - } - return append(opts, grpc.WithStatsHandler(&ocgrpc.ClientHandler{})) -} - func addOpenTelemetryStatsHandler(opts []grpc.DialOption, settings *internal.DialSettings) []grpc.DialOption { if settings.TelemetryDisabled { return opts diff --git a/vendor/google.golang.org/api/transport/http/dial.go b/vendor/google.golang.org/api/transport/http/dial.go index d5b213e0f..6cdbac2ca 100644 --- a/vendor/google.golang.org/api/transport/http/dial.go +++ b/vendor/google.golang.org/api/transport/http/dial.go @@ -19,7 +19,6 @@ import ( "cloud.google.com/go/auth/credentials" "cloud.google.com/go/auth/httptransport" "cloud.google.com/go/auth/oauth2adapt" - "go.opencensus.io/plugin/ochttp" "go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp" "golang.org/x/net/http2" "golang.org/x/oauth2" @@ -27,7 +26,6 @@ import ( "google.golang.org/api/internal" "google.golang.org/api/internal/cert" "google.golang.org/api/option" - "google.golang.org/api/transport/http/internal/propagation" ) // NewClient returns an HTTP client for use communicating with a Google cloud @@ -165,10 +163,7 @@ func newTransport(ctx context.Context, base http.RoundTripper, settings *interna requestReason: settings.RequestReason, } var trans http.RoundTripper = paramTransport - // Give OpenTelemetry precedence over OpenCensus in case user configuration - // causes both to write the same header (`X-Cloud-Trace-Context`). trans = addOpenTelemetryTransport(trans, settings) - trans = addOCTransport(trans, settings) switch { case settings.NoAuth: // Do nothing. @@ -309,16 +304,6 @@ func addOpenTelemetryTransport(trans http.RoundTripper, settings *internal.DialS return otelhttp.NewTransport(trans) } -func addOCTransport(trans http.RoundTripper, settings *internal.DialSettings) http.RoundTripper { - if settings.TelemetryDisabled { - return trans - } - return &ochttp.Transport{ - Base: trans, - Propagation: &propagation.HTTPFormat{}, - } -} - // clonedTransport returns the given RoundTripper as a cloned *http.Transport. // It returns nil if the RoundTripper can't be cloned or coerced to // *http.Transport. diff --git a/vendor/google.golang.org/api/transport/http/internal/propagation/http.go b/vendor/google.golang.org/api/transport/http/internal/propagation/http.go deleted file mode 100644 index ba7512aa2..000000000 --- a/vendor/google.golang.org/api/transport/http/internal/propagation/http.go +++ /dev/null @@ -1,87 +0,0 @@ -// Copyright 2018 Google LLC. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -//go:build go1.8 -// +build go1.8 - -// Package propagation implements X-Cloud-Trace-Context header propagation used -// by Google Cloud products. -package propagation - -import ( - "encoding/binary" - "encoding/hex" - "fmt" - "net/http" - "strconv" - "strings" - - "go.opencensus.io/trace" - "go.opencensus.io/trace/propagation" -) - -const ( - httpHeaderMaxSize = 200 - httpHeader = `X-Cloud-Trace-Context` -) - -var _ propagation.HTTPFormat = (*HTTPFormat)(nil) - -// HTTPFormat implements propagation.HTTPFormat to propagate -// traces in HTTP headers for Google Cloud Platform and Stackdriver Trace. -type HTTPFormat struct{} - -// SpanContextFromRequest extracts a Stackdriver Trace span context from incoming requests. -func (f *HTTPFormat) SpanContextFromRequest(req *http.Request) (sc trace.SpanContext, ok bool) { - h := req.Header.Get(httpHeader) - // See https://cloud.google.com/trace/docs/faq for the header HTTPFormat. - // Return if the header is empty or missing, or if the header is unreasonably - // large, to avoid making unnecessary copies of a large string. - if h == "" || len(h) > httpHeaderMaxSize { - return trace.SpanContext{}, false - } - - // Parse the trace id field. - slash := strings.Index(h, `/`) - if slash == -1 { - return trace.SpanContext{}, false - } - tid, h := h[:slash], h[slash+1:] - - buf, err := hex.DecodeString(tid) - if err != nil { - return trace.SpanContext{}, false - } - copy(sc.TraceID[:], buf) - - // Parse the span id field. - spanstr := h - semicolon := strings.Index(h, `;`) - if semicolon != -1 { - spanstr, h = h[:semicolon], h[semicolon+1:] - } - sid, err := strconv.ParseUint(spanstr, 10, 64) - if err != nil { - return trace.SpanContext{}, false - } - binary.BigEndian.PutUint64(sc.SpanID[:], sid) - - // Parse the options field, options field is optional. - if !strings.HasPrefix(h, "o=") { - return sc, true - } - o, err := strconv.ParseUint(h[2:], 10, 64) - if err != nil { - return trace.SpanContext{}, false - } - sc.TraceOptions = trace.TraceOptions(o) - return sc, true -} - -// SpanContextToRequest modifies the given request to include a Stackdriver Trace header. -func (f *HTTPFormat) SpanContextToRequest(sc trace.SpanContext, req *http.Request) { - sid := binary.BigEndian.Uint64(sc.SpanID[:]) - header := fmt.Sprintf("%s/%d;o=%d", hex.EncodeToString(sc.TraceID[:]), sid, int64(sc.TraceOptions)) - req.Header.Set(httpHeader, header) -} diff --git a/vendor/modules.txt b/vendor/modules.txt index 5b669ce4e..c9361e5df 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -4,7 +4,7 @@ cloud.google.com/go/internal cloud.google.com/go/internal/optional cloud.google.com/go/internal/trace cloud.google.com/go/internal/version -# cloud.google.com/go/auth v0.11.0 +# cloud.google.com/go/auth v0.12.1 ## explicit; go 1.21 cloud.google.com/go/auth cloud.google.com/go/auth/credentials @@ -220,20 +220,8 @@ github.com/vmware/vmw-guestinfo/vmcheck ## explicit; go 1.13 go.opencensus.io go.opencensus.io/internal -go.opencensus.io/internal/tagencoding -go.opencensus.io/metric/metricdata -go.opencensus.io/metric/metricproducer -go.opencensus.io/plugin/ocgrpc -go.opencensus.io/plugin/ochttp -go.opencensus.io/plugin/ochttp/propagation/b3 -go.opencensus.io/resource -go.opencensus.io/stats -go.opencensus.io/stats/internal -go.opencensus.io/stats/view -go.opencensus.io/tag go.opencensus.io/trace go.opencensus.io/trace/internal -go.opencensus.io/trace/propagation go.opencensus.io/trace/tracestate # go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.54.0 ## explicit; go 1.21 @@ -318,7 +306,7 @@ golang.org/x/text/unicode/norm # golang.org/x/time v0.8.0 ## explicit; go 1.18 golang.org/x/time/rate -# google.golang.org/api v0.210.0 +# google.golang.org/api v0.211.0 ## explicit; go 1.21 google.golang.org/api/googleapi google.golang.org/api/googleapi/transport @@ -335,16 +323,15 @@ google.golang.org/api/storage/v1 google.golang.org/api/transport google.golang.org/api/transport/grpc google.golang.org/api/transport/http -google.golang.org/api/transport/http/internal/propagation # google.golang.org/genproto v0.0.0-20241118233622-e639e219e697 ## explicit; go 1.21 google.golang.org/genproto/googleapis/type/date google.golang.org/genproto/googleapis/type/expr -# google.golang.org/genproto/googleapis/api v0.0.0-20241113202542-65e8d215514f +# google.golang.org/genproto/googleapis/api v0.0.0-20241118233622-e639e219e697 ## explicit; go 1.21 google.golang.org/genproto/googleapis/api google.golang.org/genproto/googleapis/api/annotations -# google.golang.org/genproto/googleapis/rpc v0.0.0-20241118233622-e639e219e697 +# google.golang.org/genproto/googleapis/rpc v0.0.0-20241206012308-a4fef0638583 ## explicit; go 1.21 google.golang.org/genproto/googleapis/rpc/code google.golang.org/genproto/googleapis/rpc/errdetails