From e74e64e77cffac893d1ca67bcc102c90c20db3b1 Mon Sep 17 00:00:00 2001 From: Michael Pleshakov Date: Wed, 6 Mar 2024 09:31:08 -0500 Subject: [PATCH] Add functional test (#26) Problem: Ensure the exporter library correctly sends telemetry data via OTel Solution: Add a functional test: - Exporter sends telemetry data to an OTel collector - Ensure the collector successfully receives the data by looking at its logs - Include the test into GitHub pipeline. CLOSES https://github.com/nginxinc/telemetry-exporter/issues/7 Co-authored-by: Ciara Stacke <18287516+ciarams87@users.noreply.github.com> Co-authored-by: Saylor Berman Co-authored-by: Luca Comellini --- .github/dependabot.yml | 5 + .github/workflows/ci.yml | 19 +++- Makefile | 14 ++- go.mod | 36 ++++++++ go.sum | 126 +++++++++++++++++++++++++ tests/Dockerfile | 3 + tests/collector.yaml | 28 ++++++ tests/exporter_test.go | 188 ++++++++++++++++++++++++++++++++++++++ tests/tests_suite_test.go | 13 +++ 9 files changed, 426 insertions(+), 6 deletions(-) create mode 100644 tests/Dockerfile create mode 100644 tests/collector.yaml create mode 100644 tests/exporter_test.go create mode 100644 tests/tests_suite_test.go diff --git a/.github/dependabot.yml b/.github/dependabot.yml index 26da661..654706d 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -9,3 +9,8 @@ updates: directory: / schedule: interval: daily + + - package-ecosystem: docker + directory: /tests + schedule: + interval: daily diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 68d0f08..3c8d4d5 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -64,5 +64,22 @@ jobs: uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 # v4.3.1 with: name: cover-${{ github.run_id }}.html - path: ${{ github.workspace }}/cmd-cover.html + path: | + ${{ github.workspace }}/cover.html + ${{ github.workspace }}/generator-cover.html if: always() + + functional-tests: + name: Functional Tests + runs-on: ubuntu-22.04 + steps: + - name: Checkout Repository + uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1 + + - name: Setup Golang Environment + uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491 # v5.0.0 + with: + go-version: stable + + - name: Run Functional Tests + run: make functional-test diff --git a/Makefile b/Makefile index c98a53f..c8615f1 100644 --- a/Makefile +++ b/Makefile @@ -7,10 +7,10 @@ help: Makefile ## Display this help .PHONY: unit-test unit-test: - go test ./... -race -coverprofile cmd-cover.out - go tool cover -html=cmd-cover.out -o cmd-cover.html - go test -tags generator ./cmd/generator/... -race -coverprofile generator-cmd-cover.out - go tool cover -html=generator-cmd-cover.out -o generator-cmd-cover.html + go test ./pkg/... -race -shuffle=on -coverprofile=cover.out -covermode=atomic + go tool cover -html=cover.out -o cover.html + go test -tags generator ./cmd/generator/... -race -coverprofile=generator-cover.out + go tool cover -html=generator-cover.out -o generator-cover.html .PHONY: clean-go-cache clean-go-cache: ## Clean go cache @@ -43,4 +43,8 @@ generate: ## Run go generate .PHONY: generator-tests generator-tests: ## Regenerate the generator generated files and run generator unit tests go generate -tags generator ./cmd/generator/... # ensure the generated files generated by the generator are up to date - go test -tags generator ./cmd/generator/... -race -coverprofile cmd-cover.out + go test -tags generator ./cmd/generator/... -race -coverprofile=generator-cover.out + +.PHONY: functional-test +functional-test: ## Run functional tests + go run github.com/onsi/ginkgo/v2/ginkgo --randomize-all --randomize-suites --race --keep-going --fail-on-pending --trace --covermode=atomic --coverprofile=functional-cover.out -r tests diff --git a/go.mod b/go.mod index f7bf734..13117d5 100644 --- a/go.mod +++ b/go.mod @@ -7,6 +7,7 @@ require ( github.com/maxbrunsfeld/counterfeiter/v6 v6.8.1 github.com/onsi/ginkgo/v2 v2.16.0 github.com/onsi/gomega v1.31.1 + github.com/testcontainers/testcontainers-go v0.28.0 go.opentelemetry.io/otel v1.24.0 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.24.0 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.24.0 @@ -15,16 +16,51 @@ require ( ) require ( + dario.cat/mergo v1.0.0 // indirect + github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect + github.com/Microsoft/go-winio v0.6.1 // indirect + github.com/Microsoft/hcsshim v0.11.4 // indirect github.com/cenkalti/backoff/v4 v4.2.1 // indirect + github.com/containerd/containerd v1.7.12 // indirect + github.com/containerd/log v0.1.0 // indirect + github.com/cpuguy83/dockercfg v0.3.1 // indirect + github.com/distribution/reference v0.5.0 // indirect + github.com/docker/docker v25.0.3+incompatible // indirect + github.com/docker/go-connections v0.5.0 // indirect + github.com/docker/go-units v0.5.0 // indirect + github.com/felixge/httpsnoop v1.0.3 // indirect github.com/go-logr/stdr v1.2.2 // indirect + github.com/go-ole/go-ole v1.2.6 // indirect github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect + github.com/gogo/protobuf v1.3.2 // indirect github.com/golang/protobuf v1.5.3 // indirect github.com/google/go-cmp v0.6.0 // indirect github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect + github.com/google/uuid v1.6.0 // indirect github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 // indirect + github.com/klauspost/compress v1.16.0 // indirect + github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect + github.com/magiconair/properties v1.8.7 // indirect + github.com/moby/patternmatcher v0.6.0 // indirect + github.com/moby/sys/sequential v0.5.0 // indirect + github.com/moby/sys/user v0.1.0 // indirect + github.com/moby/term v0.5.0 // indirect + github.com/morikuni/aec v1.0.0 // indirect + github.com/opencontainers/go-digest v1.0.0 // indirect + github.com/opencontainers/image-spec v1.1.0-rc5 // indirect + github.com/pkg/errors v0.9.1 // indirect + github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect + github.com/shirou/gopsutil/v3 v3.23.12 // indirect + github.com/shoenig/go-m1cpu v0.1.6 // indirect + github.com/sirupsen/logrus v1.9.3 // indirect + github.com/tklauser/go-sysconf v0.3.12 // indirect + github.com/tklauser/numcpus v0.6.1 // indirect + github.com/yusufpapurcu/wmi v1.2.3 // indirect + go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.45.0 // indirect go.opentelemetry.io/otel/metric v1.24.0 // indirect go.opentelemetry.io/otel/trace v1.24.0 // indirect go.opentelemetry.io/proto/otlp v1.1.0 // indirect + golang.org/x/exp v0.0.0-20230510235704-dd950f8aeaea // indirect golang.org/x/mod v0.16.0 // indirect golang.org/x/net v0.22.0 // indirect golang.org/x/sys v0.18.0 // indirect diff --git a/go.sum b/go.sum index 3f89e63..e731c1d 100644 --- a/go.sum +++ b/go.sum @@ -1,55 +1,144 @@ +dario.cat/mergo v1.0.0 h1:AGCNq9Evsj31mOgNPcLyXc+4PNABt905YmuqPYYpBWk= +dario.cat/mergo v1.0.0/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk= +github.com/AdaLogics/go-fuzz-headers v0.0.0-20230811130428-ced1acdcaa24 h1:bvDV9vkmnHYOMsOr4WLk+Vo07yKIzd94sVoIqshQ4bU= +github.com/AdaLogics/go-fuzz-headers v0.0.0-20230811130428-ced1acdcaa24/go.mod h1:8o94RPi1/7XTJvwPpRSzSUedZrtlirdB3r9Z20bi2f8= +github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8= +github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E= +github.com/Microsoft/go-winio v0.6.1 h1:9/kr64B9VUZrLm5YYwbGtUJnMgqWVOdUAXu6Migciow= +github.com/Microsoft/go-winio v0.6.1/go.mod h1:LRdKpFKfdobln8UmuiYcKPot9D2v6svN5+sAH+4kjUM= +github.com/Microsoft/hcsshim v0.11.4 h1:68vKo2VN8DE9AdN4tnkWnmdhqdbpUFM8OF3Airm7fz8= +github.com/Microsoft/hcsshim v0.11.4/go.mod h1:smjE4dvqPX9Zldna+t5FG3rnoHhaB7QYxPRqGcpAD9w= github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM= github.com/cenkalti/backoff/v4 v4.2.1/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI= github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI= github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU= +github.com/containerd/containerd v1.7.12 h1:+KQsnv4VnzyxWcfO9mlxxELaoztsDEjOuCMPAuPqgU0= +github.com/containerd/containerd v1.7.12/go.mod h1:/5OMpE1p0ylxtEUGY8kuCYkDRzJm9NO1TFMWjUpdevk= +github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I= +github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo= +github.com/cpuguy83/dockercfg v0.3.1 h1:/FpZ+JaygUR/lZP2NlFI2DVfrOEMAIKP5wWEJdoYe9E= +github.com/cpuguy83/dockercfg v0.3.1/go.mod h1:sugsbF4//dDlL/i+S+rtpIWp+5h0BHJHfjj5/jFyUJc= +github.com/creack/pty v1.1.18 h1:n56/Zwd5o6whRC5PMGretI4IdRLlmBXYNjScPaBgsbY= +github.com/creack/pty v1.1.18/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/distribution/reference v0.5.0 h1:/FUIFXtfc/x2gpa5/VGfiGLuOIdYa1t65IKK2OFGvA0= +github.com/distribution/reference v0.5.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E= +github.com/docker/docker v25.0.3+incompatible h1:D5fy/lYmY7bvZa0XTZ5/UJPljor41F+vdyJG5luQLfQ= +github.com/docker/docker v25.0.3+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk= +github.com/docker/go-connections v0.5.0 h1:USnMq7hx7gwdVZq1L49hLXaFtUdTADjXGp+uj1Br63c= +github.com/docker/go-connections v0.5.0/go.mod h1:ov60Kzw0kKElRwhNs9UlUHAE/F9Fe6GLaXnqyDdmEXc= +github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4= +github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk= +github.com/felixge/httpsnoop v1.0.3 h1:s/nj+GCswXYzN5v2DpNMuMQYe+0DDwt5WVCU6CWBdXk= +github.com/felixge/httpsnoop v1.0.3/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U= github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ= github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= +github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY= +github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0= github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI= github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls= +github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q= +github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q= github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg= github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 h1:yAJXTCF9TqKcTiHJAE8dj7HMvPfh66eeA2JYW7eFpSE= github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE= +github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= +github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0 h1:Wqo399gCIufwto+VfwCSvsnfGpF/w5E9CNxSwbpD6No= github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.0/go.mod h1:qmOFXW2epJhM0qSnUUYpldc7gVz2KMQwJ/QYCDIa7XU= github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc= +github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8= +github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= +github.com/klauspost/compress v1.16.0 h1:iULayQNOReoYUe+1qtKOqw9CwJv3aNQu8ivo7lw1HU4= +github.com/klauspost/compress v1.16.0/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE= github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text 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h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU= +golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4= +golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= +golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE= +golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA= golang.org/x/tools v0.19.0 h1:tfGCXNR1OsFG+sVdLAitlpjAvD/I6dHDKnYrpEZUHkw= golang.org/x/tools v0.19.0/go.mod h1:qoJWxmGSIBmAeriMx19ogtrEPrGtDbPK634QFIcLAhc= +golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= google.golang.org/genproto v0.0.0-20231212172506-995d672761c0 h1:YJ5pD9rF8o9Qtta0Cmy9rdBwkSjrTCT6XTiUQVOtIos= google.golang.org/genproto v0.0.0-20231212172506-995d672761c0/go.mod h1:l/k7rMz0vFTBPy+tFSGvXEd3z+BcoG1k7EHbqm+YBsY= google.golang.org/genproto/googleapis/api v0.0.0-20240102182953-50ed04b92917 h1:rcS6EyEaoCO52hQDupoSfrxI3R6C2Tq741is7X8OvnM= @@ -92,3 +216,5 @@ gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EV gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +gotest.tools/v3 v3.5.0 h1:Ljk6PdHdOhAb5aDMWXjDLMMhph+BpztA4v1QdqEW2eY= +gotest.tools/v3 v3.5.0/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU= diff --git a/tests/Dockerfile b/tests/Dockerfile new file mode 100644 index 0000000..06d7661 --- /dev/null +++ b/tests/Dockerfile @@ -0,0 +1,3 @@ +# syntax=docker/dockerfile:1.6 +# this is here so we can grab the latest version of the collector and have dependabot keep it up to date +FROM otel/opentelemetry-collector-contrib:0.88.0 diff --git a/tests/collector.yaml b/tests/collector.yaml new file mode 100644 index 0000000..670b41f --- /dev/null +++ b/tests/collector.yaml @@ -0,0 +1,28 @@ +exporters: + debug: + verbosity: detailed + logging: {} +extensions: + health_check: {} + memory_ballast: + size_in_percentage: 40 +processors: + batch: {} + memory_limiter: + check_interval: 5s + limit_percentage: 80 + spike_limit_percentage: 25 +receivers: + otlp: + protocols: + grpc: + endpoint: 0.0.0.0:4317 +service: + extensions: + - health_check + pipelines: + traces: + exporters: + - debug + receivers: + - otlp diff --git a/tests/exporter_test.go b/tests/exporter_test.go new file mode 100644 index 0000000..5aa69ea --- /dev/null +++ b/tests/exporter_test.go @@ -0,0 +1,188 @@ +package tests + +import ( + "bufio" + "context" + "fmt" + "io" + "log/slog" + "os" + "strings" + "sync" + + "github.com/go-logr/logr" + . "github.com/onsi/ginkgo/v2" + . "github.com/onsi/gomega" + "github.com/testcontainers/testcontainers-go" + "github.com/testcontainers/testcontainers-go/wait" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc" + + "github.com/nginxinc/telemetry-exporter/pkg/telemetry" +) + +type telemetryData struct { + ResourceCount int +} + +func (d *telemetryData) Attributes() []attribute.KeyValue { + return []attribute.KeyValue{ + attribute.Int("resourceCount", d.ResourceCount), + } +} + +type matchingLogConsumer struct { + expectedSubstrings map[string]struct{} + sync sync.Mutex +} + +func (c *matchingLogConsumer) Accept(log testcontainers.Log) { + c.sync.Lock() + defer c.sync.Unlock() + + line := string(log.Content) + + for k := range c.expectedSubstrings { + if strings.Contains(line, k) { + delete(c.expectedSubstrings, k) + break + } + } +} + +func (c *matchingLogConsumer) setExpectedSubstrings(substrings []string) { + c.sync.Lock() + defer c.sync.Unlock() + + c.expectedSubstrings = make(map[string]struct{}, len(substrings)) + for _, s := range substrings { + c.expectedSubstrings[s] = struct{}{} + } +} + +func (c *matchingLogConsumer) unmatchedCount() int { + c.sync.Lock() + defer c.sync.Unlock() + + return len(c.expectedSubstrings) +} + +func getCollectorImageFromDockerfile() (string, error) { + dockerFile, err := os.Open("Dockerfile") + if err != nil { + return "", fmt.Errorf("failed to open Dockerfile: %w", err) + } + defer dockerFile.Close() + + reader := bufio.NewReader(dockerFile) + + for { + line, err := reader.ReadString('\n') + if err == io.EOF { + return "", fmt.Errorf("FROM not found in Dockerfile") + } + if err != nil { + return "", fmt.Errorf("failed to read Dockerfile: %w", err) + } + + if !strings.HasPrefix(line, "FROM ") { + continue + } + + return strings.TrimSpace(strings.TrimPrefix(line, "FROM ")), nil + } +} + +var _ = Describe("Exporter", func() { + var ( + lc *matchingLogConsumer + exporter *telemetry.Exporter + collector testcontainers.Container + ctx context.Context + ) + + BeforeEach(func() { + ctx := context.Background() + + // Run the collector container + + image, err := getCollectorImageFromDockerfile() + Expect(err).ToNot(HaveOccurred()) + + const collectorCfgName = "collector.yaml" + + lc = &matchingLogConsumer{} + + req := testcontainers.ContainerRequest{ + Image: image, + Files: []testcontainers.ContainerFile{ + { + HostFilePath: "./" + collectorCfgName, + ContainerFilePath: "/" + collectorCfgName, + FileMode: 0o444, + }, + }, + ExposedPorts: []string{"4317/tcp"}, + WaitingFor: wait.ForLog("Everything is ready. Begin running and processing data."), + LogConsumerCfg: &testcontainers.LogConsumerConfig{ + Consumers: []testcontainers.LogConsumer{lc}, + }, + Cmd: []string{"--config=/" + collectorCfgName}, + } + + collector, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{ + ContainerRequest: req, + Started: true, + }) + Expect(err).ToNot(HaveOccurred()) + + // Create the exporter + + ip, err := collector.Host(ctx) + Expect(err).ToNot(HaveOccurred()) + + port, err := collector.MappedPort(ctx, "4317") + Expect(err).ToNot(HaveOccurred()) + + endpoint := fmt.Sprintf("%s:%s", ip, port.Port()) + + logger := logr.FromSlogHandler(slog.Default().Handler()) + + errorHandler := telemetry.NewErrorHandler() + + exporter, err = telemetry.NewExporter( + telemetry.ExporterConfig{ + SpanProvider: telemetry.CreateOTLPSpanProvider( + otlptracegrpc.WithEndpoint(endpoint), + otlptracegrpc.WithInsecure(), + ), + }, + telemetry.WithGlobalOTelLogger(logger), + telemetry.WithGlobalOTelErrorHandler(errorHandler), + ) + Expect(err).ToNot(HaveOccurred()) + }) + + AfterEach(func() { + if collector != nil { + Expect(collector.Terminate(ctx)).To(Succeed()) + } + if exporter != nil { + Expect(exporter.Shutdown(ctx)).To(Succeed()) + } + }) + + It("exports data successfully", func() { + lc.setExpectedSubstrings([]string{ + "resourceCount: Int(1)", + }) + + data := &telemetryData{ + ResourceCount: 1, + } + + Expect(exporter.Export(ctx, data)).To(Succeed()) + + Eventually(lc.unmatchedCount, "10s").Should(BeZero()) + }) +}) diff --git a/tests/tests_suite_test.go b/tests/tests_suite_test.go new file mode 100644 index 0000000..968d531 --- /dev/null +++ b/tests/tests_suite_test.go @@ -0,0 +1,13 @@ +package tests + +import ( + "testing" + + . "github.com/onsi/ginkgo/v2" + . "github.com/onsi/gomega" +) + +func TestExporter(t *testing.T) { + RegisterFailHandler(Fail) + RunSpecs(t, "Tests Suite") +}