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[dbnode] Add ability to force repair regardless namespace has option …
…set and add compare only repair type (#3550)
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204 changes: 204 additions & 0 deletions
204
src/dbnode/integration/repair_force_only_compare_test.go
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| // +build integration | ||
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| // 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. | ||
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| package integration | ||
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| import ( | ||
| "testing" | ||
| "time" | ||
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| "github.com/stretchr/testify/require" | ||
| "github.com/uber-go/tally" | ||
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| "github.com/m3db/m3/src/dbnode/integration/generate" | ||
| "github.com/m3db/m3/src/dbnode/namespace" | ||
| "github.com/m3db/m3/src/dbnode/retention" | ||
| "github.com/m3db/m3/src/dbnode/storage/repair" | ||
| xtest "github.com/m3db/m3/src/x/test" | ||
| xtime "github.com/m3db/m3/src/x/time" | ||
| ) | ||
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| func TestRepairForceAndOnlyCompare(t *testing.T) { | ||
| if testing.Short() { | ||
| t.SkipNow() | ||
| } | ||
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| // Test both disjoint and shared series repair. | ||
| genRepairData := genRepairDatafn(func(now xtime.UnixNano, blockSize time.Duration) ( | ||
| node0Data generate.SeriesBlocksByStart, | ||
| node1Data generate.SeriesBlocksByStart, | ||
| node2Data generate.SeriesBlocksByStart, | ||
| allData generate.SeriesBlocksByStart, | ||
| ) { | ||
| currBlockStart := now.Truncate(blockSize) | ||
| node0Data = generate.BlocksByStart([]generate.BlockConfig{ | ||
| {IDs: []string{"foo"}, NumPoints: 90, Start: currBlockStart.Add(-4 * blockSize)}, | ||
| {IDs: []string{"foo", "baz"}, NumPoints: 90, Start: currBlockStart.Add(-3 * blockSize)}, | ||
| }) | ||
| node1Data = generate.BlocksByStart([]generate.BlockConfig{ | ||
| {IDs: []string{"bar"}, NumPoints: 90, Start: currBlockStart.Add(-4 * blockSize)}, | ||
| {IDs: []string{"foo", "baz"}, NumPoints: 90, Start: currBlockStart.Add(-3 * blockSize)}, | ||
| }) | ||
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| allData = make(map[xtime.UnixNano]generate.SeriesBlock) | ||
| for start, data := range node0Data { | ||
| allData[start] = append(allData[start], data...) | ||
| } | ||
| for start, data := range node1Data { | ||
| allData[start] = append(allData[start], data...) | ||
| } | ||
| for start, data := range node2Data { | ||
| allData[start] = append(allData[start], data...) | ||
| } | ||
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| return node0Data, node1Data, node2Data, allData | ||
| }) | ||
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| // Test setups. | ||
| log := xtest.NewLogger(t) | ||
| retentionOpts := retention.NewOptions(). | ||
| SetRetentionPeriod(20 * time.Hour). | ||
| SetBlockSize(2 * time.Hour). | ||
| SetBufferPast(10 * time.Minute). | ||
| SetBufferFuture(2 * time.Minute) | ||
| nsOpts := namespace.NewOptions(). | ||
| // Test needing to force enable repairs. | ||
| SetRepairEnabled(false). | ||
| SetRetentionOptions(retentionOpts) | ||
| namesp, err := namespace.NewMetadata(testNamespaces[0], nsOpts) | ||
| require.NoError(t, err) | ||
| opts := NewTestOptions(t). | ||
| SetNamespaces([]namespace.Metadata{namesp}). | ||
| // Use TChannel clients for writing / reading because we want to target individual nodes at a time | ||
| // and not write/read all nodes in the cluster. | ||
| SetUseTChannelClientForWriting(true). | ||
| SetUseTChannelClientForReading(true) | ||
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| setupOpts := []BootstrappableTestSetupOptions{ | ||
| { | ||
| DisablePeersBootstrapper: true, | ||
| EnableRepairs: true, | ||
| // Test forcing repair of type compare only repair. | ||
| ForceRepairs: true, | ||
| RepairType: repair.OnlyCompareRepair, | ||
| }, | ||
| { | ||
| DisablePeersBootstrapper: true, | ||
| EnableRepairs: true, | ||
| // Test forcing repair of type compare only repair. | ||
| ForceRepairs: true, | ||
| RepairType: repair.OnlyCompareRepair, | ||
| }, | ||
| { | ||
| DisablePeersBootstrapper: true, | ||
| EnableRepairs: true, | ||
| // Test forcing repair of type compare only repair. | ||
| ForceRepairs: true, | ||
| RepairType: repair.OnlyCompareRepair, | ||
| }, | ||
| } | ||
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| // nolint: govet | ||
| setups, closeFn := NewDefaultBootstrappableTestSetups(t, opts, setupOpts) | ||
| defer closeFn() | ||
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| // Ensure that the current time is set such that the previous block is flushable. | ||
| blockSize := retentionOpts.BlockSize() | ||
| now := setups[0].NowFn()().Truncate(blockSize).Add(retentionOpts.BufferPast()).Add(time.Second) | ||
| for _, setup := range setups { | ||
| setup.SetNowFn(now) | ||
| } | ||
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| node0Data, node1Data, node2Data, _ := genRepairData(now, blockSize) | ||
| if node0Data != nil { | ||
| require.NoError(t, writeTestDataToDisk(namesp, setups[0], node0Data, 0)) | ||
| } | ||
| if node1Data != nil { | ||
| require.NoError(t, writeTestDataToDisk(namesp, setups[1], node1Data, 0)) | ||
| } | ||
| if node2Data != nil { | ||
| require.NoError(t, writeTestDataToDisk(namesp, setups[2], node2Data, 0)) | ||
| } | ||
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| // Start the servers with filesystem bootstrappers. | ||
| setups.parallel(func(s TestSetup) { | ||
| if err := s.StartServer(); err != nil { | ||
| panic(err) | ||
| } | ||
| }) | ||
| log.Debug("servers are now up") | ||
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| // Stop the servers. | ||
| defer func() { | ||
| setups.parallel(func(s TestSetup) { | ||
| require.NoError(t, s.StopServer()) | ||
| }) | ||
| log.Debug("servers are now down") | ||
| }() | ||
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| // Wait for repairs to occur at least once per node. | ||
| log.Debug("waiting for repairs to run") | ||
| var runSuccessPerNodeCounters []tally.CounterSnapshot | ||
| require.True(t, waitUntil(func() bool { | ||
| var successCounters []tally.CounterSnapshot | ||
| for _, setup := range setups { | ||
| scope := setup.Scope() | ||
| for _, v := range scope.Snapshot().Counters() { | ||
| if v.Name() != "repair.run" { | ||
| continue | ||
| } | ||
| repairType, ok := v.Tags()["repair_type"] | ||
| if !ok || repairType != "only_compare" { | ||
| continue | ||
| } | ||
| if v.Value() > 0 { | ||
| successCounters = append(successCounters, v) | ||
| break | ||
| } | ||
| } | ||
| } | ||
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| // Check if all counters are success. | ||
| successAll := len(successCounters) == len(setups) | ||
| if successAll { | ||
| runSuccessPerNodeCounters = successCounters | ||
| return true | ||
| } | ||
| return false | ||
| }, 60*time.Second)) | ||
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| // Verify that the repair runs only ran comparisons without repairing data. | ||
| log.Debug("verifying repairs that ran") | ||
| require.Equal(t, len(setups), len(runSuccessPerNodeCounters), | ||
| "unexpected number of successful nodes ran repairs") | ||
| for _, counter := range runSuccessPerNodeCounters { | ||
| repairType, ok := counter.Tags()["repair_type"] | ||
| require.True(t, ok) | ||
| require.Equal(t, "only_compare", repairType) | ||
| require.True(t, counter.Value() > 0) | ||
| } | ||
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| // Verify data did not change (repair type is compare only). | ||
| verifySeriesMaps(t, setups[0], namesp.ID(), node0Data) | ||
| verifySeriesMaps(t, setups[1], namesp.ID(), node1Data) | ||
| verifySeriesMaps(t, setups[2], namesp.ID(), node2Data) | ||
| } |
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