diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index 365abe2..d37da55 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -26,7 +26,20 @@ jobs: uses: actions/setup-go@v3 with: go-version: 1.20.x + - run: go install github.com/google/go-licenses@latest + - run: $(go env GOPATH)/bin/go-licenses check . --disallowed_types forbidden,restricted,unknown - name: Lint uses: golangci/golangci-lint-action@v3.4.0 with: - version: v1.51.2 \ No newline at end of file + version: v1.51.2 + + license-check: + runs-on: ubuntu-latest + + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-go@v3 + with: + go-version: '1.20.x' + - run: go install github.com/google/go-licenses@latest + - run: $(go env GOPATH)/bin/go-licenses check . --disallowed_types forbidden,restricted,unknown diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml index f07eae2..f3604cf 100644 --- a/.github/workflows/test.yaml +++ b/.github/workflows/test.yaml @@ -24,6 +24,4 @@ jobs: - uses: actions/setup-go@v3 with: go-version: '1.20.x' - - run: go install github.com/google/go-licenses@latest - - run: $(go env GOPATH)/bin/go-licenses check . --disallowed_types forbidden,restricted,unknown - run: make test diff --git a/go.mod b/go.mod index 6784a2a..7b34450 100644 --- a/go.mod +++ b/go.mod @@ -4,44 +4,66 @@ go 1.19 require ( github.com/alecthomas/kingpin/v2 v2.3.2 + github.com/docker/docker v24.0.7+incompatible + github.com/docker/go-connections v0.4.0 + github.com/eclipse/paho.mqtt.golang v1.4.3 github.com/go-kit/log v0.2.1 github.com/json-iterator/go v1.1.12 - github.com/prometheus/client_golang v1.15.0 - github.com/prometheus/common v0.42.0 + github.com/onsi/ginkgo/v2 v2.13.0 + github.com/onsi/gomega v1.29.0 + github.com/prometheus/client_golang v1.17.0 + github.com/prometheus/client_model v0.5.0 + github.com/prometheus/common v0.45.0 github.com/prometheus/exporter-toolkit v0.9.1 - github.com/prometheus/procfs v0.9.0 github.com/valyala/fasthttp v1.45.0 + gopkg.in/yaml.v3 v3.0.1 ) require ( + github.com/Microsoft/go-winio v0.6.1 // indirect github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect github.com/andybalholm/brotli v1.0.5 // indirect github.com/beorn7/perks v1.0.1 // indirect github.com/cespare/xxhash/v2 v2.2.0 // indirect github.com/coreos/go-systemd/v22 v22.5.0 // indirect - github.com/eclipse/paho.mqtt.golang v1.4.3 // indirect + github.com/distribution/reference v0.5.0 // indirect + github.com/docker/distribution v2.8.3+incompatible // indirect + github.com/docker/go-units v0.5.0 // indirect github.com/go-logfmt/logfmt v0.6.0 // indirect + github.com/go-logr/logr v1.2.4 // 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/gorilla/websocket v1.5.0 // indirect github.com/jpillora/backoff v1.0.0 // indirect github.com/klauspost/compress v1.16.4 // indirect github.com/kr/text v0.2.0 // indirect - github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect + github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect + github.com/moby/term v0.5.0 // indirect github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/morikuni/aec v1.0.0 // indirect github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect - github.com/prometheus/client_model v0.3.0 // indirect - github.com/rogpeppe/go-internal v1.9.0 // indirect + github.com/opencontainers/go-digest v1.0.0 // indirect + github.com/opencontainers/image-spec v1.0.2 // indirect + github.com/pkg/errors v0.9.1 // indirect + github.com/prometheus/procfs v0.11.1 // indirect + github.com/stretchr/testify v1.8.4 // indirect github.com/valyala/bytebufferpool v1.0.0 // indirect github.com/xhit/go-str2duration/v2 v2.1.0 // indirect - golang.org/x/crypto v0.8.0 // indirect - golang.org/x/net v0.9.0 // indirect - golang.org/x/oauth2 v0.7.0 // indirect - golang.org/x/sync v0.1.0 // indirect - golang.org/x/sys v0.7.0 // indirect - golang.org/x/text v0.9.0 // indirect + golang.org/x/crypto v0.14.0 // indirect + golang.org/x/mod v0.12.0 // indirect + golang.org/x/net v0.17.0 // indirect + golang.org/x/oauth2 v0.12.0 // indirect + golang.org/x/sync v0.3.0 // indirect + golang.org/x/sys v0.13.0 // indirect + golang.org/x/text v0.13.0 // indirect + golang.org/x/time v0.3.0 // indirect + golang.org/x/tools v0.12.0 // indirect google.golang.org/appengine v1.6.7 // indirect - google.golang.org/protobuf v1.30.0 // indirect + google.golang.org/protobuf v1.31.0 // indirect gopkg.in/yaml.v2 v2.4.0 // indirect - gopkg.in/yaml.v3 v3.0.1 // indirect + gotest.tools/v3 v3.5.1 // indirect ) diff --git a/go.sum b/go.sum index 9eda24b..814e6d2 100644 --- a/go.sum +++ b/go.sum @@ -1,3 +1,6 @@ +github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8= +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/alecthomas/kingpin/v2 v2.3.2 h1:H0aULhgmSzN8xQ3nX1uxtdlTHYoPLu5AhHxWrKI6ocU= github.com/alecthomas/kingpin/v2 v2.3.2/go.mod h1:0gyi0zQnjuFk8xrkNKamJoyUo382HRL7ATRpFZCw6tE= github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc= @@ -8,102 +11,171 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44= github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +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/coreos/go-systemd/v22 v22.5.0 h1:RrqgGjYQKalulkV8NGVIfkXQf6YYmOyiJKk8iXXhfZs= github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= 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/distribution v2.8.3+incompatible h1:AtKxIZ36LoNK51+Z6RpzLpddBirtxJnzDrHLEKxTAYk= +github.com/docker/distribution v2.8.3+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w= +github.com/docker/docker v24.0.7+incompatible h1:Wo6l37AuwP3JaMnZa226lzVXGA3F9Ig1seQen0cKYlM= +github.com/docker/docker v24.0.7+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk= +github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKohAFqRJQ= +github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec= +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/eclipse/paho.mqtt.golang v1.4.3 h1:2kwcUGn8seMUfWndX0hGbvH8r7crgcJguQNCyp70xik= github.com/eclipse/paho.mqtt.golang v1.4.3/go.mod h1:CSYvoAlsMkhYOXh/oKyxa8EcBci6dVkLCbo5tTC1RIE= github.com/go-kit/log v0.2.1 h1:MRVx0/zhvdseW+Gza6N9rVzU/IVzaeE1SFI4raAhmBU= github.com/go-kit/log v0.2.1/go.mod h1:NwTd00d/i8cPZ3xOwwiv2PO5MOcx78fFErGNcVmBjv0= github.com/go-logfmt/logfmt v0.6.0 h1:wGYYu3uicYdqXVgoYbvnkrPVXkuLM1p1ifugDMEdRi4= github.com/go-logfmt/logfmt v0.6.0/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs= +github.com/go-logr/logr v1.2.4 h1:g01GSCwiDw2xSZfjJ2/T9M+S6pFdcNtFYsp+Y43HYDQ= +github.com/go-logr/logr v1.2.4/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +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/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= -github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +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 v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= -github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk= 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 v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38= +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/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= 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v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= github.com/klauspost/compress v1.16.4 h1:91KN02FnsOYhuunwU4ssRe8lc2JosWmizWa91B5v1PU= github.com/klauspost/compress v1.16.4/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE= github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= -github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo= -github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4= +github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 h1:jWpvCLoY8Z/e3VKvlsiIGKtc+UG6U5vzxaoagmhXfyg= +github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0/go.mod h1:QUyp042oQthUoa9bqDv0ER0wrtXnBruoNd7aNjkbP+k= +github.com/moby/term v0.5.0 h1:xt8Q1nalod/v7BqbG21f8mQPqH+xAaC9C3N3wfWbVP0= 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h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE= +golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= -golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE= -golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8= +golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= +golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k= +golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE= +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 v0.12.0 h1:YW6HUoUmYBpwSgyaGaZq1fHjrBjX1rlpZ54T6mu2kss= +golang.org/x/tools v0.12.0/go.mod h1:Sc0INKfu04TlqNoRA1hgpFZbhYXHPr4V5DzpSBTPqQM= +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/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c= google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc= -google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng= -google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I= +google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8= +google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY= gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ= +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 v3.5.1 h1:EENdUnS3pdur5nybKYIh2Vfgc8IUNBjxDPSjtiJcOzU= +gotest.tools/v3 v3.5.1/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU= diff --git a/main.go b/main.go index bda4972..8192bda 100644 --- a/main.go +++ b/main.go @@ -27,7 +27,7 @@ import ( "github.com/alecthomas/kingpin/v2" "github.com/prometheus/common/promlog" "github.com/prometheus/common/promlog/flag" - "gopkg.in/yaml.v2" + "gopkg.in/yaml.v3" "github.com/go-kit/log/level" "github.com/prometheus/client_golang/prometheus" diff --git a/main_test.go b/main_test.go index 0b22541..161b435 100644 --- a/main_test.go +++ b/main_test.go @@ -14,111 +14,295 @@ package main import ( + "context" + "emqx-exporter/config" "fmt" "io" "net/http" "os" "os/exec" + "strconv" "testing" "time" - "github.com/prometheus/procfs" -) + "github.com/docker/docker/api/types" + "github.com/docker/docker/api/types/container" + dockerClient "github.com/docker/docker/client" + "github.com/docker/go-connections/nat" + . "github.com/onsi/ginkgo/v2" + . "github.com/onsi/gomega" + "github.com/onsi/gomega/format" + "github.com/valyala/fasthttp" + "gopkg.in/yaml.v3" -const ( - address = "localhost:19100" - binary = "bin/emqx-exporter" + dto "github.com/prometheus/client_model/go" + "github.com/prometheus/common/expfmt" ) -func TestFileDescriptorLeak(t *testing.T) { - if _, err := os.Stat(binary); err != nil { - // t.Skipf("emqx-exporter binary not available, try to run `make build` first: %s", err) - t.Errorf("emqx-exporter binary not available, try to run `make build` first: %s", err) - } +var ctx = context.Background() + +type testContainer struct { + id string + name string + image string + hostPortMap map[nat.Port]string +} + +var emqxContainer = testContainer{ + name: "emqx-for-emqx-exporter-test", + image: "docker.io/emqx/emqx-enterprise:5.3", + hostPortMap: map[nat.Port]string{ + "18084/tcp": "18084", + "18083/tcp": "18083", + "1883/tcp": "1883", + "8883/tcp": "8883", + "8083/tcp": "8083", + "8084/tcp": "38084", // Github Action will use 8084, so we use 38084 + }, +} + +type testExporter struct { + binDir string + bin string + port int +} + +var emqxExporter = &testExporter{ + port: 65534, +} + +func TestAPIs(t *testing.T) { + RegisterFailHandler(Fail) + + format.MaxLength = 0 + + // fetch the current config + suiteConfig, reporterConfig := GinkgoConfiguration() + // adjust it + suiteConfig.SkipStrings = []string{"NEVER-RUN"} + reporterConfig.FullTrace = true + // pass it in to RunSpecs + RunSpecs(t, "Controller Suite", suiteConfig, reporterConfig) +} + +var _ = BeforeSuite(func() { + createEMQXContainer() + + var err error + binName := "emqx-exporter" + + emqxExporter.binDir, err = os.MkdirTemp("/tmp", binName+"-test-bindir-") + Expect(err).NotTo(HaveOccurred()) + emqxExporter.bin = emqxExporter.binDir + "/" + binName + + cmd := exec.Command( + "go", + "build", + "-o", + emqxExporter.bin, + ) + cmd.Stdout = os.Stdout + cmd.Stderr = os.Stderr + Expect(cmd.Run()).NotTo(HaveOccurred()) + +}) + +var _ = AfterSuite(func() { + Expect(os.RemoveAll(emqxExporter.binDir)).NotTo(HaveOccurred()) + deleteEMQXContainer() +}) + +var _ = Describe("EMQX Exporter", func() { + var cmd *exec.Cmd + var runningPort int + var exporterConfig = config.Config{} + + BeforeEach(func() { + copyCert := exec.Command("cp", "-r", "config/example/certs", emqxExporter.binDir+"/certs") + Expect(copyCert.Run()).NotTo(HaveOccurred()) + + exporterConfig = config.Config{ + Probes: []config.Probe{ + {Target: "127.0.0.1:1883", Scheme: "tcp"}, + {Target: "127.0.0.1:8883", Scheme: "ssl", + TLSClientConfig: &config.TLSClientConfig{ + InsecureSkipVerify: true, + CAFile: emqxExporter.binDir + "/certs/cacert.pem", + CertFile: emqxExporter.binDir + "/certs/client-cert.pem", + KeyFile: emqxExporter.binDir + "/certs/client-key.pem", + }, + }, + {Target: "127.0.0.1:8083/mqtt", Scheme: "ws"}, + {Target: "127.0.0.1:38084/mqtt", Scheme: "wss", + TLSClientConfig: &config.TLSClientConfig{ + InsecureSkipVerify: true, + CAFile: emqxExporter.binDir + "/certs/cacert.pem", + CertFile: emqxExporter.binDir + "/certs/client-cert.pem", + KeyFile: emqxExporter.binDir + "/certs/client-key.pem", + }, + }, + }, + } + + configFile, _ := yaml.Marshal(exporterConfig) + configFilePath := emqxExporter.binDir + "/config.yml" + Expect(os.WriteFile(configFilePath, configFile, 0644)).ToNot(HaveOccurred()) + + cmd = exec.CommandContext(ctx, emqxExporter.bin, + "--web.listen-address", fmt.Sprintf(":%d", emqxExporter.port), + "--config.file", configFilePath, + ) + Expect(cmd.Start()).ToNot(HaveOccurred()) + + runningPort = emqxExporter.port + emqxExporter.port-- + }) + + AfterEach(func() { + Expect(os.Remove(emqxExporter.binDir + "/config.yml")).NotTo(HaveOccurred()) + Expect(cmd.Process.Kill()).NotTo(HaveOccurred()) + }) + + Context("when the exporter is running", func() { + DescribeTable("check probe", + func(target string) { + uri := &fasthttp.URI{} + uri.SetScheme("http") + uri.SetHost("127.0.0.1:" + strconv.Itoa(runningPort)) + uri.SetPath("/probe") + uri.SetQueryString("target=" + target) + + var mf map[string]*dto.MetricFamily + Eventually(func() (err error) { + mf, err = callExporterAPI(uri.String()) + return err + }).WithTimeout(10 * time.Second).WithPolling(500 * time.Millisecond).ShouldNot(HaveOccurred()) - fs, err := procfs.NewDefaultFS() + Expect(mf).Should(And( + HaveKeyWithValue("emqx_mqtt_probe_duration_seconds", And( + WithTransform(func(m *dto.MetricFamily) string { + return m.GetName() + }, Equal("emqx_mqtt_probe_duration_seconds")), + WithTransform(func(m *dto.MetricFamily) string { + return m.GetType().String() + }, Equal("GAUGE")), + WithTransform(func(m *dto.MetricFamily) float64 { + return *m.Metric[0].Gauge.Value + }, Not(BeZero())), + )), + HaveKeyWithValue("emqx_mqtt_probe_success", And( + WithTransform(func(m *dto.MetricFamily) string { + return m.GetName() + }, Equal("emqx_mqtt_probe_success")), + WithTransform(func(m *dto.MetricFamily) string { + return m.GetType().String() + }, Equal("GAUGE")), + WithTransform(func(m *dto.MetricFamily) int { + return int(*m.Metric[0].Gauge.Value) + }, Equal(1)), + )), + )) + + }, + Entry("mqtt", "127.0.0.1:1883"), + Entry("ssl", "127.0.0.1:8883"), + Entry("ws", "127.0.0.1:8083/mqtt"), + Entry("wss", "127.0.0.1:38084/mqtt"), + ) + }) +}) + +func callExporterAPI(url string) (map[string]*dto.MetricFamily, error) { + resp, err := http.Get(url) if err != nil { - // t.Skipf("proc filesystem is not available, but currently required to read number of open file descriptors: %s", err) - t.Errorf("proc filesystem is not available, but currently required to read number of open file descriptors: %s", err) + return nil, err } - if _, err := fs.Stat(); err != nil { - t.Errorf("unable to read process stats: %s", err) + if resp.StatusCode != http.StatusOK { + return nil, fmt.Errorf("%s: %s", url, http.StatusText(resp.StatusCode)) } - exporter := exec.Command(binary, "--web.listen-address", address) - test := func(pid int) error { - if err := queryExporter(address); err != nil { - return err - } - proc, err := procfs.NewProc(pid) - if err != nil { - return err - } - fdsBefore, err := proc.FileDescriptors() - if err != nil { - return err - } - for i := 0; i < 5; i++ { - if err := queryExporter(address); err != nil { - return err - } - } - fdsAfter, err := proc.FileDescriptors() - if err != nil { - return err - } - if want, have := len(fdsBefore), len(fdsAfter); want != have { - return fmt.Errorf("want %d open file descriptors after metrics scrape, have %d", want, have) - } - return nil + var parser expfmt.TextParser + mf, err := parser.TextToMetricFamilies(resp.Body) + if err != nil { + return nil, err + } + return mf, nil +} + +func deleteEMQXContainer() { + cli, err := dockerClient.NewClientWithOpts( + dockerClient.FromEnv, + dockerClient.WithAPIVersionNegotiation(), + ) + if err != nil { + panic(err) } - if err := runCommandAndTests(exporter, address, test); err != nil { - t.Error(err) + if err := cli.ContainerStop(ctx, emqxContainer.id, container.StopOptions{}); err != nil { + panic(err) + } + if err := cli.ContainerRemove(ctx, emqxContainer.id, types.ContainerRemoveOptions{}); err != nil { + panic(err) } } -func queryExporter(address string) error { - resp, err := http.Get(fmt.Sprintf("http://%s/metrics", address)) +func createEMQXContainer() { + cli, err := dockerClient.NewClientWithOpts( + dockerClient.FromEnv, + dockerClient.WithAPIVersionNegotiation(), + ) if err != nil { - return err + panic(err) } - b, err := io.ReadAll(resp.Body) + + reader, err := cli.ImagePull(ctx, emqxContainer.image, types.ImagePullOptions{}) if err != nil { - return err + panic(err) } - if err := resp.Body.Close(); err != nil { - return err + defer reader.Close() + _, _ = io.Copy(io.Discard, reader) + + containerConf := &container.Config{ + Image: emqxContainer.image, + ExposedPorts: nat.PortSet{}, + Healthcheck: &container.HealthConfig{ + Test: []string{"CMD", "curl", "-f", "http://localhost:18083/status"}, + }, } - if want, have := http.StatusOK, resp.StatusCode; want != have { - return fmt.Errorf("want /metrics status code %d, have %d. Body:\n%s", want, have, b) + containerHostConf := &container.HostConfig{ + PortBindings: nat.PortMap{}, } - return nil -} -func runCommandAndTests(cmd *exec.Cmd, address string, fn func(pid int) error) error { - if err := cmd.Start(); err != nil { - return fmt.Errorf("failed to start command: %s", err) + for containerPort, hostPort := range emqxContainer.hostPortMap { + containerConf.ExposedPorts[containerPort] = struct{}{} + containerHostConf.PortBindings[containerPort] = []nat.PortBinding{{HostIP: "127.0.0.1", HostPort: hostPort}} } - time.Sleep(50 * time.Millisecond) - for i := 0; i < 10; i++ { - if err := queryExporter(address); err == nil { - break + resp, err := cli.ContainerCreate(ctx, containerConf, containerHostConf, nil, nil, emqxContainer.name) + + if err != nil { + panic(err) + } + + if err := cli.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil { + panic(err) + } + emqxContainer.id = resp.ID + + var i int = 0 + var max int = 60 + for i <= max { + cont, err := cli.ContainerInspect(ctx, resp.ID) + if err != nil { + panic(err) } - time.Sleep(500 * time.Millisecond) - if cmd.Process == nil || i == 9 { - return fmt.Errorf("can't start command") + if cont.State.Health.Status == "healthy" { + break } + time.Sleep(1 * time.Second) + i++ } - errc := make(chan error) - go func(pid int) { - errc <- fn(pid) - }(cmd.Process.Pid) - - err := <-errc - if cmd.Process != nil { - _ = cmd.Process.Kill() + if i == max { + panic("EMQX container is not healthy") } - return err }