Example #1
0
func TestFullResolutionDataFilling(t *testing.T) {
	graphite := mocks.FakeGraphiteConverter{
		MetricMap: map[util.GraphiteMetric]api.TaggedMetric{
			util.GraphiteMetric("some.key.value"): api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
		},
	}

	fakeApi := mocks.NewFakeMetricMetadataAPI()
	fakeApi.AddPair(
		api.TaggedMetric{
			MetricKey: api.MetricKey("some.key"),
			TagSet:    api.ParseTagSet("tag=value"),
		},
		util.GraphiteMetric("some.key.value"),
		&graphite,
	)

	now := time.Unix(1438734300000, 0)

	baseTime := now.Unix() * 1000
	timeSource := func() time.Time { return now }

	queryTimerange, err := api.NewSnappedTimerange(
		int64(baseTime)-300*1000*10, // 50 minutes ago
		int64(baseTime)-300*1000*4,  // 20 minutes ago
		300*1000,                    // 5 minute resolution
	)

	// The queries have to be relative to "now"
	defaultClientConfig := Config{
		BaseUrl:                 "https://blueflood.url",
		TenantId:                "square",
		Ttls:                    make(map[string]int64),
		Timeout:                 time.Millisecond,
		FullResolutionOverlap:   14400,
		GraphiteMetricConverter: &graphite,
		TimeSource:              timeSource,
	}

	regularQueryURL := fmt.Sprintf(
		"https://blueflood.url/v2.0/square/views/some.key.value?from=%d&resolution=MIN5&select=numPoints%%2Caverage&to=%d",
		queryTimerange.Start(),
		queryTimerange.End()+queryTimerange.ResolutionMillis(),
	)

	regularResponse := fmt.Sprintf(`{
	  "unit": "unknown",
	  "values": [
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 100
	    },
	    {
	      "numPoints": 29,
	      "timestamp": %d,
	      "average": 142
	    },
	    {
	      "numPoints": 27,
	      "timestamp": %d,
	      "average": 138
	    },
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 182
	    }
	  ],
	  "metadata": {
	    "limit": null,
	    "next_href": null,
	    "count": 4,
	    "marker": null
	  }
	}`,
		baseTime-300*1000*10, // 50 minutes ago
		baseTime-300*1000*9,  // 45 minutes ago
		baseTime-300*1000*8,  // 40 minutes ago
		baseTime-300*1000*7,  // 35 minutes ago
	)

	fullResolutionQueryURL := fmt.Sprintf(
		"https://blueflood.url/v2.0/square/views/some.key.value?from=%d&resolution=FULL&select=numPoints%%2Caverage&to=%d",
		queryTimerange.Start(),
		queryTimerange.End()+queryTimerange.ResolutionMillis(),
	)
	fullResolutionResponse := fmt.Sprintf(`{
	  "unit": "unknown",
	  "values": [
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 13
	    },
	    {
	      "numPoints": 29,
	      "timestamp": %d,
	      "average": 16
	    },
	    {
	      "numPoints": 27,
	      "timestamp": %d,
	      "average": 19
	    },
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 27
	    }
	  ],
	  "metadata": {
	    "limit": null,
	    "next_href": null,
	    "count": 4,
	    "marker": null
	  }
	}`,
		baseTime-300*1000*6,      // 30m ago
		baseTime-300*1000*5+17,   // 25m ago with random shuffling
		baseTime-300*1000*4+2821, // 20m ago with random shuffling
		baseTime-300*1000*3,      // 15m ago
	)

	fakeHttpClient := mocks.NewFakeHttpClient()
	fakeHttpClient.SetResponse(regularQueryURL, mocks.Response{regularResponse, 0, http.StatusOK})
	fakeHttpClient.SetResponse(fullResolutionQueryURL, mocks.Response{fullResolutionResponse, 0, http.StatusOK})
	defaultClientConfig.HttpClient = fakeHttpClient
	defaultClientConfig.TimeSource = timeSource

	b := NewBlueflood(defaultClientConfig)

	if err != nil {
		t.Fatalf("timerange error: %s", err.Error())
	}

	seriesList, err := b.FetchSingleTimeseries(api.FetchTimeseriesRequest{
		Metric: api.TaggedMetric{
			MetricKey: api.MetricKey("some.key"),
			TagSet:    api.ParseTagSet("tag=value"),
		},
		SampleMethod:   api.SampleMean,
		Timerange:      queryTimerange,
		MetricMetadata: fakeApi,
		Cancellable:    api.NewCancellable(),
	})
	if err != nil {
		t.Fatalf("Expected success, but got error: %s", err.Error())
	}
	expected := []float64{100, 142, 138, 182, 13, 16, 19}
	if len(seriesList.Values) != len(expected) {
		t.Fatalf("Expected %+v but got %+v", expected, seriesList)
	}
	for i, expect := range expected {
		if seriesList.Values[i] != expect {
			t.Fatalf("Expected %+v but got %+v", expected, seriesList)
		}
	}
}
Example #2
0
func Test_Blueflood(t *testing.T) {
	timerange, err := api.NewTimerange(12000, 13000, 1000)
	if err != nil {
		t.Fatalf("invalid testcase timerange")
		return
	}

	graphite := mocks.FakeGraphiteConverter{
		MetricMap: map[util.GraphiteMetric]api.TaggedMetric{
			util.GraphiteMetric("some.key.graphite"): api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
		},
	}

	defaultClientConfig := Config{
		BaseUrl:                 "https://blueflood.url",
		TenantId:                "square",
		Ttls:                    make(map[string]int64),
		Timeout:                 time.Millisecond,
		FullResolutionOverlap:   0,
		GraphiteMetricConverter: &graphite,
	}
	// Not really MIN1440, but that's what default TTLs will get with the Timerange we use
	defaultQueryUrl := "https://blueflood.url/v2.0/square/views/some.key.graphite?from=12000&resolution=MIN1440&select=numPoints%2Caverage&to=14000"

	for _, test := range []struct {
		name               string
		metricMap          map[util.GraphiteMetric]api.TaggedMetric
		queryMetric        api.TaggedMetric
		sampleMethod       api.SampleMethod
		timerange          api.Timerange
		clientConfig       Config
		queryUrl           string
		queryResponse      string
		queryResponseCode  int
		queryDelay         time.Duration
		expectedErrorCode  api.TimeseriesStorageErrorCode
		expectedSeriesList api.Timeseries
	}{
		{
			name: "Success case",
			queryMetric: api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
			sampleMethod: api.SampleMean,
			timerange:    timerange,
			queryUrl:     defaultQueryUrl,
			clientConfig: defaultClientConfig,
			queryResponse: `{
        "unit": "unknown", 
        "values": [
          {
            "numPoints": 1,
            "timestamp": 12000,
            "average": 5
          },
          {
            "numPoints": 1,
            "timestamp": 13000,
            "average": 3
          }
        ],
        "metadata": {
          "limit": null,
          "next_href": null,
          "count": 2,
          "marker": null
        }
      }`,
			expectedSeriesList: api.Timeseries{
				Values: []float64{5, 3},
				TagSet: api.ParseTagSet("tag=value"),
			},
		},
		{
			name: "Failure case - invalid JSON",
			queryMetric: api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
			sampleMethod:      api.SampleMean,
			timerange:         timerange,
			clientConfig:      defaultClientConfig,
			queryUrl:          defaultQueryUrl,
			queryResponse:     `{invalid}`,
			expectedErrorCode: api.FetchIOError,
		},
		{
			name: "Failure case - HTTP error",
			queryMetric: api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
			sampleMethod:      api.SampleMean,
			timerange:         timerange,
			clientConfig:      defaultClientConfig,
			queryUrl:          defaultQueryUrl,
			queryResponse:     `{}`,
			queryResponseCode: 400,
			expectedErrorCode: api.FetchIOError,
		},
		{
			name: "Failure case - timeout",
			queryMetric: api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
			sampleMethod:      api.SampleMean,
			timerange:         timerange,
			clientConfig:      defaultClientConfig,
			queryUrl:          defaultQueryUrl,
			queryResponse:     `{}`,
			queryDelay:        1 * time.Second,
			expectedErrorCode: api.FetchTimeoutError,
		},
	} {
		a := assert.New(t).Contextf("%s", test.name)

		fakeApi := mocks.NewFakeMetricMetadataAPI()
		for k, v := range test.metricMap {
			fakeApi.AddPair(v, k, &graphite)
		}

		fakeHttpClient := mocks.NewFakeHttpClient()
		code := test.queryResponseCode
		if code == 0 {
			code = http.StatusOK
		}
		fakeHttpClient.SetResponse(test.queryUrl, mocks.Response{test.queryResponse, test.queryDelay, code})

		b := NewBlueflood(test.clientConfig).(*Blueflood)
		b.client = fakeHttpClient

		seriesList, err := b.FetchSingleTimeseries(api.FetchTimeseriesRequest{
			Metric:         test.queryMetric,
			SampleMethod:   test.sampleMethod,
			Timerange:      test.timerange,
			MetricMetadata: fakeApi,
			Cancellable:    api.NewCancellable(),
		})

		if test.expectedErrorCode != 0 {
			if err == nil {
				a.Errorf("Expected error, but was successful.")
				continue
			}
			berr, ok := err.(api.TimeseriesStorageError)
			if !ok {
				a.Errorf("Failed to cast error to TimeseriesStorageError")
				continue
			}
			a.Eq(berr.Code, test.expectedErrorCode)
		} else {
			if err != nil {
				a.CheckError(err)
				continue
			}
			a.Eq(seriesList, test.expectedSeriesList)
		}
	}
}
Example #3
0
func TestIncludeRawPayload(t *testing.T) {
	graphite := mocks.FakeGraphiteConverter{
		MetricMap: map[util.GraphiteMetric]api.TaggedMetric{
			util.GraphiteMetric("some.key.value"): api.TaggedMetric{
				MetricKey: api.MetricKey("some.key"),
				TagSet:    api.ParseTagSet("tag=value"),
			},
		},
	}

	fakeApi := mocks.NewFakeMetricMetadataAPI()
	fakeApi.AddPair(
		api.TaggedMetric{
			MetricKey: api.MetricKey("some.key"),
			TagSet:    api.ParseTagSet("tag=value"),
		},
		util.GraphiteMetric("some.key.value"),
		&graphite,
	)

	now := time.Unix(1438734300000, 0)

	baseTime := now.Unix() * 1000
	timeSource := func() time.Time { return now }

	queryTimerange, err := api.NewSnappedTimerange(
		int64(baseTime)-300*1000*10, // 50 minutes ago
		int64(baseTime)-300*1000*4,  // 20 minutes ago
		300*1000,                    // 5 minute resolution
	)

	// The queries have to be relative to "now"
	defaultClientConfig := Config{
		BaseUrl:                 "https://blueflood.url",
		TenantId:                "square",
		Ttls:                    make(map[string]int64),
		Timeout:                 time.Millisecond,
		FullResolutionOverlap:   14400,
		GraphiteMetricConverter: &graphite,
		TimeSource:              timeSource,
	}

	regularQueryURL := fmt.Sprintf(
		"https://blueflood.url/v2.0/square/views/some.key.value?from=%d&resolution=MIN5&select=numPoints%%2Caverage&to=%d",
		queryTimerange.Start(),
		queryTimerange.End()+queryTimerange.ResolutionMillis(),
	)

	regularResponse := fmt.Sprintf(`{
	  "unit": "unknown",
	  "values": [
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 100
	    },
	    {
	      "numPoints": 29,
	      "timestamp": %d,
	      "average": 142
	    },
	    {
	      "numPoints": 27,
	      "timestamp": %d,
	      "average": 138
	    },
	    {
	      "numPoints": 28,
	      "timestamp": %d,
	      "average": 182
	    }
	  ],
	  "metadata": {
	    "limit": null,
	    "next_href": null,
	    "count": 4,
	    "marker": null
	  }
	}`,
		baseTime-300*1000*10, // 50 minutes ago
		baseTime-300*1000*9,  // 45 minutes ago
		baseTime-300*1000*8,  // 40 minutes ago
		baseTime-300*1000*7,  // 35 minutes ago
	)

	fakeHttpClient := mocks.NewFakeHttpClient()
	fakeHttpClient.SetResponse(regularQueryURL, mocks.Response{regularResponse, 0, http.StatusOK})
	// fakeHttpClient.SetResponse(fullResolutionQueryURL, mocks.Response{fullResolutionResponse, 0, http.StatusOK})
	defaultClientConfig.HttpClient = fakeHttpClient
	defaultClientConfig.TimeSource = timeSource

	b := NewBlueflood(defaultClientConfig)
	if err != nil {
		t.Fatalf("timerange error: %s", err.Error())
	}

	userConfig := api.UserSpecifiableConfig{
		IncludeRawData: true,
	}

	timeSeries, err := b.FetchSingleTimeseries(api.FetchTimeseriesRequest{
		Metric: api.TaggedMetric{
			MetricKey: api.MetricKey("some.key"),
			TagSet:    api.ParseTagSet("tag=value"),
		},
		SampleMethod:          api.SampleMean,
		Timerange:             queryTimerange,
		MetricMetadata:        fakeApi,
		Cancellable:           api.NewCancellable(),
		UserSpecifiableConfig: userConfig,
	})
	if err != nil {
		t.Fatalf("Expected success, but got error: %s", err.Error())
	}

	if timeSeries.Raw == nil || string(timeSeries.Raw[0]) != regularResponse {
		t.Fatalf("Didn't fill in the raw result correctly, got: %s\n", string(timeSeries.Raw[0]))
	}
}