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Merge pull request #1 from rabenhorst/prometheus-v0.40.x-e2e
Native histograms e2e tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| package e2e_test | ||
|
|
||
| import ( | ||
| "context" | ||
| "net/url" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/efficientgo/e2e" | ||
| "github.com/gogo/protobuf/proto" | ||
| "github.com/golang/snappy" | ||
| config_util "github.com/prometheus/common/config" | ||
| "github.com/prometheus/common/model" | ||
| "github.com/prometheus/prometheus/model/histogram" | ||
| "github.com/prometheus/prometheus/prompb" | ||
| "github.com/prometheus/prometheus/storage/remote" | ||
| "github.com/thanos-io/thanos/pkg/promclient" | ||
| "github.com/thanos-io/thanos/pkg/testutil" | ||
| "github.com/thanos-io/thanos/test/e2e/e2ethanos" | ||
| ) | ||
|
|
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| func TestQueryNativeHistograms(t *testing.T) { | ||
| e, err := e2e.NewDockerEnvironment("nat-hist-query") | ||
| testutil.Ok(t, err) | ||
| t.Cleanup(e2ethanos.CleanScenario(t, e)) | ||
|
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| prom, sidecar := e2ethanos.NewPrometheusWithSidecar(e, "prom", e2ethanos.DefaultPromConfig("prom-alone", 0, "", "", e2ethanos.LocalPrometheusTarget), "", "quay.io/prometheus/prometheus:v2.40.5", "", "native-histograms", "remote-write-receiver") | ||
| testutil.Ok(t, e2e.StartAndWaitReady(prom, sidecar)) | ||
|
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| querier := e2ethanos.NewQuerierBuilder(e, "querier", sidecar.InternalEndpoint("grpc")).Init() | ||
| testutil.Ok(t, e2e.StartAndWaitReady(querier)) | ||
|
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| rawRemoteWriteURL := "http://" + prom.Endpoint("http") + "/api/v1/write" | ||
|
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| ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute) | ||
| t.Cleanup(cancel) | ||
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| ts := time.Now() | ||
|
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| writeRequest(t, ctx, rawRemoteWriteURL, nativeHistogramWriteRequest(ts)) | ||
|
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| // Make sure we can query native histogram directly from Prometheus. | ||
| queryAndAssertSeries(t, ctx, prom.Endpoint("http"), func() string { return "test_histogram" }, time.Now, promclient.QueryOptions{}, []model.Metric{ | ||
| { | ||
| "__name__": "test_histogram", | ||
| "foo": "bar", | ||
| }, | ||
| }) | ||
|
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| // Querying from querier should fail. | ||
| _, _, err = promclient.NewDefaultClient().QueryInstant(ctx, urlParse(t, "http://"+querier.Endpoint("http")), "test_histogram", ts, promclient.QueryOptions{}) | ||
| testutil.ErrorContainsString(t, err, "invalid chunk encoding") | ||
| } | ||
|
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| func TestWriteNativeHistograms(t *testing.T) { | ||
| e, err := e2e.NewDockerEnvironment("nat-hist-write") | ||
| testutil.Ok(t, err) | ||
| t.Cleanup(e2ethanos.CleanScenario(t, e)) | ||
|
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| receiver := e2ethanos.NewReceiveBuilder(e, "receiver").WithIngestionEnabled().Init() | ||
| testutil.Ok(t, e2e.StartAndWaitReady(receiver)) | ||
|
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| querier := e2ethanos.NewQuerierBuilder(e, "querier", receiver.InternalEndpoint("grpc")).Init() | ||
| testutil.Ok(t, e2e.StartAndWaitReady(querier)) | ||
|
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| rawRemoteWriteURL := "http://" + receiver.Endpoint("remote-write") + "/api/v1/receive" | ||
|
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| ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute) | ||
| t.Cleanup(cancel) | ||
|
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| writeRequest(t, ctx, rawRemoteWriteURL, nativeHistogramWriteRequest(time.Now())) | ||
|
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| queryAndAssertSeries(t, ctx, querier.Endpoint("http"), func() string { return "test_histogram" }, time.Now, promclient.QueryOptions{}, []model.Metric{}) | ||
| queryAndAssertSeries(t, ctx, querier.Endpoint("http"), func() string { return "test_sample" }, time.Now, promclient.QueryOptions{}, []model.Metric{ | ||
| { | ||
| "__name__": "test_sample", | ||
| "bar": "foo", | ||
| "receive": "receive-receiver", | ||
| "tenant_id": "default-tenant", | ||
| }, | ||
| }) | ||
| } | ||
|
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| func writeRequest(t *testing.T, ctx context.Context, rawRemoteWriteURL string, req *prompb.WriteRequest) { | ||
| t.Helper() | ||
|
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| remoteWriteURL, err := url.Parse(rawRemoteWriteURL) | ||
| testutil.Ok(t, err) | ||
|
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| client, err := remote.NewWriteClient("remote-write-client", &remote.ClientConfig{ | ||
| URL: &config_util.URL{URL: remoteWriteURL}, | ||
| Timeout: model.Duration(30 * time.Second), | ||
| }) | ||
| testutil.Ok(t, err) | ||
|
|
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| var buf []byte | ||
| pBuf := proto.NewBuffer(nil) | ||
| err = pBuf.Marshal(req) | ||
| testutil.Ok(t, err) | ||
|
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| compressed := snappy.Encode(buf, pBuf.Bytes()) | ||
|
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| err = client.Store(ctx, compressed) | ||
| testutil.Ok(t, err) | ||
| } | ||
|
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| func nativeHistogramWriteRequest(ts time.Time) *prompb.WriteRequest { | ||
| return &prompb.WriteRequest{ | ||
| Timeseries: []prompb.TimeSeries{ | ||
| { | ||
| Labels: []prompb.Label{ | ||
| {Name: "__name__", Value: "test_histogram"}, | ||
| {Name: "foo", Value: "bar"}, | ||
| }, | ||
| Histograms: []prompb.Histogram{ | ||
| remote.HistogramToHistogramProto(ts.UnixMilli(), &histogram.Histogram{ | ||
| Count: 5, | ||
| ZeroCount: 2, | ||
| Sum: 18.4, | ||
| ZeroThreshold: 1e-100, | ||
| Schema: 1, | ||
| PositiveSpans: []histogram.Span{ | ||
| {Offset: 0, Length: 2}, | ||
| {Offset: 1, Length: 2}, | ||
| }, | ||
| PositiveBuckets: []int64{1, 1, -1, 0}, // counts: 1, 2, 1, 1 (total 5) | ||
| }), | ||
| }, | ||
| }, | ||
| { | ||
| Labels: []prompb.Label{ | ||
| {Name: "__name__", Value: "test_sample"}, | ||
| {Name: "bar", Value: "foo"}, | ||
| }, | ||
| Samples: []prompb.Sample{ | ||
| {Timestamp: ts.UnixMilli(), Value: 1.2}, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
| } |