diff --git a/.github/workflows/forest.yml b/.github/workflows/forest.yml index 936196d574d..ff6f19a9203 100644 --- a/.github/workflows/forest.yml +++ b/.github/workflows/forest.yml @@ -83,6 +83,9 @@ jobs: - uses: actions/setup-go@v6 with: go-version-file: "go.work" + - name: Go tests + run: | + go test -v ./tools/prometheus_metrics_validator - name: Cargo Install env: # To minimize compile times: https://nnethercote.github.io/perf-book/build-configuration.html#minimizing-compile-times @@ -155,6 +158,9 @@ jobs: - name: Set permissions run: | chmod +x ~/.cargo/bin/forest* + - uses: actions/setup-go@v6 + with: + go-version-file: "go.work" - name: Other commands check run: ./scripts/tests/calibnet_other_check.sh timeout-minutes: ${{ fromJSON(env.SCRIPT_TIMEOUT_MINUTES) }} diff --git a/go.work b/go.work index 8bb895acb01..a29cbe237a6 100644 --- a/go.work +++ b/go.work @@ -3,4 +3,5 @@ go 1.25.2 use ( ./f3-sidecar ./interop-tests/src/tests/go_app + ./tools/prometheus_metrics_validator ) diff --git a/scripts/tests/calibnet_other_check.sh b/scripts/tests/calibnet_other_check.sh index 872f1be0386..8cb696670c5 100755 --- a/scripts/tests/calibnet_other_check.sh +++ b/scripts/tests/calibnet_other_check.sh @@ -79,3 +79,7 @@ if ! [[ "$head_epoch" =~ ^[0-9]+$ ]]; then fi start_epoch=$(( head_epoch > 900 ? head_epoch - 900 : 0 )) $FOREST_CLI_PATH state compute --epoch "$start_epoch" -n 10 -v + +echo "Validating metrics" +wget -O metrics.log http://localhost:6116/metrics +go run ./tools/prometheus_metrics_validator metrics.log diff --git a/tools/README.md b/tools/README.md new file mode 100644 index 00000000000..a411155d744 --- /dev/null +++ b/tools/README.md @@ -0,0 +1,10 @@ +### Unit tests + +- run `go test -v .` + +### Validate Forest metrics + +```bash +wget http://localhost:6116/metrics -O metrics.txt +go run . metrics.txt +``` diff --git a/tools/prometheus_metrics_validator/.gitignore b/tools/prometheus_metrics_validator/.gitignore new file mode 100644 index 00000000000..212a5cf43a2 --- /dev/null +++ b/tools/prometheus_metrics_validator/.gitignore @@ -0,0 +1,2 @@ +metrics +metrics.txt diff --git a/tools/prometheus_metrics_validator/go.mod b/tools/prometheus_metrics_validator/go.mod new file mode 100644 index 00000000000..eda74bc32f9 --- /dev/null +++ b/tools/prometheus_metrics_validator/go.mod @@ -0,0 +1,24 @@ +module prometheus_metrics_validator/v2 + +go 1.25.2 + +require ( + github.com/prometheus/prometheus v0.306.0 + github.com/stretchr/testify v1.11.1 + github.com/urfave/cli/v3 v3.4.1 +) + +require ( + github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/grafana/regexp v0.0.0-20250905093917-f7b3be9d1853 // indirect + github.com/kr/pretty v0.3.1 // indirect + github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect + github.com/prometheus/client_model v0.6.2 // indirect + github.com/prometheus/common v0.67.1 // indirect + go.yaml.in/yaml/v2 v2.4.3 // indirect + golang.org/x/text v0.30.0 // indirect + google.golang.org/protobuf v1.36.10 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect +) diff --git a/tools/prometheus_metrics_validator/go.sum b/tools/prometheus_metrics_validator/go.sum new file mode 100644 index 00000000000..fc3c94bced8 --- /dev/null +++ b/tools/prometheus_metrics_validator/go.sum @@ -0,0 +1,188 @@ +cloud.google.com/go/auth v0.16.2 h1:QvBAGFPLrDeoiNjyfVunhQ10HKNYuOwZ5noee0M5df4= +cloud.google.com/go/auth v0.16.2/go.mod h1:sRBas2Y1fB1vZTdurouM0AzuYQBMZinrUYL8EufhtEA= +cloud.google.com/go/auth/oauth2adapt v0.2.8 h1:keo8NaayQZ6wimpNSmW5OPc283g65QNIiLpZnkHRbnc= +cloud.google.com/go/auth/oauth2adapt v0.2.8/go.mod h1:XQ9y31RkqZCcwJWNSx2Xvric3RrU88hAYYbjDWYDL+c= +cloud.google.com/go/compute/metadata v0.7.0 h1:PBWF+iiAerVNe8UCHxdOt6eHLVc3ydFeOCw78U8ytSU= +cloud.google.com/go/compute/metadata v0.7.0/go.mod h1:j5MvL9PprKL39t166CoB1uVHfQMs4tFQZZcKwksXUjo= +github.com/Azure/azure-sdk-for-go/sdk/azcore v1.18.0 h1:Gt0j3wceWMwPmiazCa8MzMA0MfhmPIz0Qp0FJ6qcM0U= +github.com/Azure/azure-sdk-for-go/sdk/azcore v1.18.0/go.mod h1:Ot/6aikWnKWi4l9QB7qVSwa8iMphQNqkWALMoNT3rzM= 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Prometheus metrics text files with Grafana scrapers.", + Arguments: []cli.Argument{ + &cli.StringArg{ + Name: "file", + UsageText: "Path to the Prometheus metrics text file", + }, + }, + Action: func(ctx context.Context, c *cli.Command) error { + path := c.StringArg("file") + metrics, err := os.ReadFile(path) + if err != nil { + return err + } + if err = Validate(metrics); err != nil { + fmt.Printf("Validation failed: %v\n", err) + os.Exit(1) + } else { + fmt.Println("Validation passed!") + } + return nil + }, + } + if err := cmd.Run(context.Background(), os.Args); err != nil { + panic(err) + } +} + +func Validate(metrics []byte) error { + p, err := textparse.New(metrics, "text/plain", "", false, false, true, labels.NewSymbolTable()) + if err != nil { + return err + } + for { + if _, err := p.Next(); err != nil { + if errors.Is(err, io.EOF) { + break + } else { + return err + } + } + } + return nil +} diff --git a/tools/prometheus_metrics_validator/main_test.go b/tools/prometheus_metrics_validator/main_test.go new file mode 100644 index 00000000000..0958c2587f3 --- /dev/null +++ b/tools/prometheus_metrics_validator/main_test.go @@ -0,0 +1,45 @@ +package main + +import ( + "testing" + + "github.com/stretchr/testify/require" +) + +func TestValidateWithoutEOF(t *testing.T) { + metric := []byte(` +cache_zstd_frame_0_size_bytes 268422051 +zstd_frame_0_len 18022 +zstd_frame_0_cap -1 +`) + e := Validate(metric) + require.NoError(t, e) +} + +func TestValidateWithEOF(t *testing.T) { + metric := []byte(` +# HELP cache_zstd_frame_0_size_bytes Size of LruCache zstd_frame_0 in bytes +# TYPE cache_zstd_frame_0_size_bytes gauge +# UNIT cache_zstd_frame_0_size_bytes bytes +cache_zstd_frame_0_size_bytes 268422051 +# HELP zstd_frame_0_len Length of LruCache zstd_frame_0 +# TYPE zstd_frame_0_len gauge +zstd_frame_0_len 18022 +# HELP zstd_frame_0_cap Capacity of LruCache zstd_frame_0 +# TYPE zstd_frame_0_cap gauge +zstd_frame_0_cap -1 +# EOF +`) + e := Validate(metric) + require.NoError(t, e) +} + +func TestValidateWithInvalidCharacters(t *testing.T) { + metric := []byte(` +cache_zstd_frame_0_size_bytes 268422051 +zstd_frame_0_len 18022 +zstd_frame_0_ -1 +`) + e := Validate(metric) + require.ErrorContains(t, e, "unsupported character") +}