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[dbnode] Add reason tag to bootstrap retries metric (#3317)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // Copyright (c) 2021 Uber Technologies, Inc. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
|
||
| package storage | ||
|
|
||
| import ( | ||
| "errors" | ||
| "strings" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| "github.com/uber-go/tally" | ||
|
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| "github.com/m3db/m3/src/dbnode/storage/bootstrap" | ||
| xerrors "github.com/m3db/m3/src/x/errors" | ||
| ) | ||
|
|
||
| func TestBootstrapRetryMetricReason(t *testing.T) { | ||
| tests := []struct { | ||
| name string | ||
| err error | ||
| expectedReason string | ||
| }{ | ||
| { | ||
| name: "any error", | ||
| err: xerrors.NewInvalidParamsError(errors.New("some error")), | ||
| expectedReason: "other", | ||
| }, | ||
| { | ||
| name: "obsolete ranges error", | ||
| err: xerrors.NewInvalidParamsError(bootstrap.ErrFileSetSnapshotTypeRangeAdvanced), | ||
| expectedReason: "obsolete-ranges", | ||
| }, | ||
| } | ||
|
|
||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| testScope := tally.NewTestScope("testScope", map[string]string{}) | ||
| options := NewOptions() | ||
| options = options.SetInstrumentOptions(options.InstrumentOptions().SetMetricsScope(testScope)) | ||
| instr := newBootstrapInstrumentation(options) | ||
|
|
||
| instr.bootstrapFailed(1, tt.err) | ||
|
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| retryMetrics := getBootstrapRetryMetrics(testScope) | ||
| assert.NotEmpty(t, retryMetrics) | ||
| assert.Equal(t, 1, retryMetrics[tt.expectedReason], "metric with reason:%v should be set to 1") | ||
| for reason, value := range retryMetrics { | ||
| if reason != tt.expectedReason { | ||
| assert.Equal(t, 0, value, "metric with reason:%v should stay 0") | ||
| } | ||
| } | ||
| }) | ||
| } | ||
| } | ||
|
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||
| func getBootstrapRetryMetrics(testScope tally.TestScope) map[string]int { | ||
| const ( | ||
| metricName = "bootstrap-retries" | ||
| reasonTag = "reason" | ||
| ) | ||
| valuesByReason := make(map[string]int) | ||
| for _, counter := range testScope.Snapshot().Counters() { | ||
| if strings.Contains(counter.Name(), metricName) { | ||
| reason := "" | ||
| if r, ok := counter.Tags()[reasonTag]; ok { | ||
| reason = r | ||
| } | ||
| valuesByReason[reason] = int(counter.Value()) | ||
| } | ||
| } | ||
| return valuesByReason | ||
| } |