forked from TrueCloudLab/frostfs-node
Evgenii Stratonikov
322c1dc273
Semantic patch (restricted to **/*_test.go):
```
@@
@@
+import "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
-import "go.uber.org/zap"
-import "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
-&logger.Logger{Logger: zap.L()}
+test.NewLogger(t, false)
```
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
320 lines
9.4 KiB
Go
320 lines
9.4 KiB
Go
package engine
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import (
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"context"
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"errors"
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"fmt"
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"io/fs"
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"os"
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"path/filepath"
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"strconv"
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"sync/atomic"
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"testing"
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"time"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/teststore"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
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meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/pilorama"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard/mode"
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writecacheconfig "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/config"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/writecachebbolt"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
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cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
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"github.com/stretchr/testify/require"
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"go.etcd.io/bbolt"
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)
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// TestInitializationFailure checks that shard is initialized and closed even if media
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// under any single component is absent.
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func TestInitializationFailure(t *testing.T) {
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type openFileFunc func(string, int, fs.FileMode) (*os.File, error)
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type testShardOpts struct {
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openFileMetabase openFileFunc
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openFilePilorama openFileFunc
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}
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testShard := func(opts testShardOpts) ([]shard.Option, *teststore.TestStore, *teststore.TestStore) {
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sid, err := generateShardID()
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require.NoError(t, err)
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storages, smallFileStorage, largeFileStorage := newTestStorages(t.TempDir(), 1<<20)
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wcOpts := writecacheconfig.Options{
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Type: writecacheconfig.TypeBBolt,
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BBoltOptions: []writecachebbolt.Option{
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writecachebbolt.WithPath(t.TempDir()),
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},
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}
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return []shard.Option{
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shard.WithID(sid),
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shard.WithLogger(test.NewLogger(t, false)),
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shard.WithBlobStorOptions(
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blobstor.WithStorages(storages)),
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shard.WithMetaBaseOptions(
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meta.WithBoltDBOptions(&bbolt.Options{
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Timeout: 100 * time.Millisecond,
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OpenFile: opts.openFileMetabase,
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}),
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meta.WithPath(filepath.Join(t.TempDir(), "metabase")),
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meta.WithPermissions(0700),
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meta.WithEpochState(epochState{})),
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shard.WithWriteCache(true),
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shard.WithWriteCacheOptions(wcOpts),
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shard.WithPiloramaOptions(
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pilorama.WithPath(filepath.Join(t.TempDir(), "pilorama")),
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pilorama.WithOpenFile(opts.openFilePilorama),
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),
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}, smallFileStorage, largeFileStorage
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}
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t.Run("blobstor", func(t *testing.T) {
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shardOpts, _, largeFileStorage := testShard(testShardOpts{
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openFileMetabase: os.OpenFile,
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openFilePilorama: os.OpenFile,
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})
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largeFileStorage.SetOption(teststore.WithOpen(func(ro bool) error {
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return teststore.ErrDiskExploded
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}))
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beforeReload := func() {
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largeFileStorage.SetOption(teststore.WithOpen(nil))
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}
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testEngineFailInitAndReload(t, false, shardOpts, beforeReload)
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})
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t.Run("metabase", func(t *testing.T) {
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var openFileMetabaseSucceed atomic.Bool
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openFileMetabase := func(p string, f int, mode fs.FileMode) (*os.File, error) {
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if openFileMetabaseSucceed.Load() {
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return os.OpenFile(p, f, mode)
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}
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return nil, teststore.ErrDiskExploded
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}
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beforeReload := func() {
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openFileMetabaseSucceed.Store(true)
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}
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shardOpts, _, _ := testShard(testShardOpts{
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openFileMetabase: openFileMetabase,
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openFilePilorama: os.OpenFile,
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})
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testEngineFailInitAndReload(t, true, shardOpts, beforeReload)
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})
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t.Run("pilorama", func(t *testing.T) {
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var openFilePiloramaSucceed atomic.Bool
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openFilePilorama := func(p string, f int, mode fs.FileMode) (*os.File, error) {
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if openFilePiloramaSucceed.Load() {
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return os.OpenFile(p, f, mode)
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}
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return nil, teststore.ErrDiskExploded
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}
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beforeReload := func() {
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openFilePiloramaSucceed.Store(true)
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}
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shardOpts, _, _ := testShard(testShardOpts{
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openFileMetabase: os.OpenFile,
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openFilePilorama: openFilePilorama,
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})
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testEngineFailInitAndReload(t, false, shardOpts, beforeReload)
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})
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}
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func testEngineFailInitAndReload(t *testing.T, errOnAdd bool, opts []shard.Option, beforeReload func()) {
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var configID string
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e := New()
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_, err := e.AddShard(opts...)
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if errOnAdd {
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require.Error(t, err)
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// This branch is only taken when we cannot update shard ID in the metabase.
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// The id cannot be encountered during normal operation, but it is ok for tests:
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// it is only compared for equality with other ids and we have 0 shards here.
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configID = "id"
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} else {
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require.NoError(t, err)
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e.mtx.RLock()
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var id string
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for id = range e.shards {
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break
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}
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configID = calculateShardID(e.shards[id].Shard.DumpInfo())
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e.mtx.RUnlock()
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err = e.Open()
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if err == nil {
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require.Error(t, e.Init(context.Background()))
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}
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}
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e.mtx.RLock()
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shardCount := len(e.shards)
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e.mtx.RUnlock()
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require.Equal(t, 0, shardCount)
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beforeReload()
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require.NoError(t, e.Reload(context.Background(), ReConfiguration{
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shards: map[string][]shard.Option{configID: opts},
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}))
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e.mtx.RLock()
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shardCount = len(e.shards)
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e.mtx.RUnlock()
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require.Equal(t, 1, shardCount)
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}
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func TestExecBlocks(t *testing.T) {
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e := testNewEngine(t).setShardsNum(t, 2).engine // number doesn't matter in this test, 2 is several but not many
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// put some object
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obj := testutil.GenerateObjectWithCID(cidtest.ID())
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addr := object.AddressOf(obj)
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require.NoError(t, Put(context.Background(), e, obj))
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// block executions
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errBlock := errors.New("block exec err")
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require.NoError(t, e.BlockExecution(errBlock))
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// try to exec some op
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_, err := Head(context.Background(), e, addr)
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require.ErrorIs(t, err, errBlock)
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// resume executions
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require.NoError(t, e.ResumeExecution())
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_, err = Head(context.Background(), e, addr) // can be any data-related op
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require.NoError(t, err)
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// close
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require.NoError(t, e.Close())
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// try exec after close
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_, err = Head(context.Background(), e, addr)
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require.Error(t, err)
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// try to resume
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require.Error(t, e.ResumeExecution())
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}
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func TestPersistentShardID(t *testing.T) {
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dir := t.TempDir()
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te := newEngineWithErrorThreshold(t, dir, 1)
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checkShardState(t, te.ng, te.shards[0].id, 0, mode.ReadWrite)
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require.NoError(t, te.ng.Close())
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newTe := newEngineWithErrorThreshold(t, dir, 1)
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for i := 0; i < len(newTe.shards); i++ {
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require.Equal(t, te.shards[i].id, newTe.shards[i].id)
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}
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require.NoError(t, newTe.ng.Close())
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p1 := newTe.ng.shards[te.shards[0].id.String()].Shard.DumpInfo().MetaBaseInfo.Path
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p2 := newTe.ng.shards[te.shards[1].id.String()].Shard.DumpInfo().MetaBaseInfo.Path
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tmp := filepath.Join(dir, "tmp")
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require.NoError(t, os.Rename(p1, tmp))
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require.NoError(t, os.Rename(p2, p1))
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require.NoError(t, os.Rename(tmp, p2))
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newTe = newEngineWithErrorThreshold(t, dir, 1)
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require.Equal(t, te.shards[1].id, newTe.shards[0].id)
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require.Equal(t, te.shards[0].id, newTe.shards[1].id)
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require.NoError(t, newTe.ng.Close())
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}
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func TestReload(t *testing.T) {
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path := t.TempDir()
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t.Run("add shards", func(t *testing.T) {
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const shardNum = 4
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addPath := filepath.Join(path, "add")
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e, currShards := engineWithShards(t, addPath, shardNum)
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var rcfg ReConfiguration
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for _, p := range currShards {
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rcfg.AddShard(p, nil)
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}
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rcfg.AddShard(currShards[0], nil) // same path
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require.NoError(t, e.Reload(context.Background(), rcfg))
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// no new paths => no new shards
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require.Equal(t, shardNum, len(e.shards))
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require.Equal(t, shardNum, len(e.shardPools))
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newMeta := filepath.Join(addPath, fmt.Sprintf("%d.metabase", shardNum))
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// add new shard
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rcfg.AddShard(newMeta, []shard.Option{shard.WithMetaBaseOptions(
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meta.WithPath(newMeta),
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meta.WithEpochState(epochState{}),
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)})
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require.NoError(t, e.Reload(context.Background(), rcfg))
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require.Equal(t, shardNum+1, len(e.shards))
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require.Equal(t, shardNum+1, len(e.shardPools))
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})
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t.Run("remove shards", func(t *testing.T) {
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const shardNum = 4
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removePath := filepath.Join(path, "remove")
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e, currShards := engineWithShards(t, removePath, shardNum)
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var rcfg ReConfiguration
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for i := 0; i < len(currShards)-1; i++ { // without one of the shards
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rcfg.AddShard(currShards[i], nil)
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}
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require.NoError(t, e.Reload(context.Background(), rcfg))
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// removed one
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require.Equal(t, shardNum-1, len(e.shards))
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require.Equal(t, shardNum-1, len(e.shardPools))
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})
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}
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// engineWithShards creates engine with specified number of shards. Returns
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// slice of paths to their metabase and the engine.
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func engineWithShards(t *testing.T, path string, num int) (*StorageEngine, []string) {
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addPath := filepath.Join(path, "add")
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currShards := make([]string, 0, num)
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te := testNewEngine(t).
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setShardsNumOpts(t, num, func(id int) []shard.Option {
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return []shard.Option{
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shard.WithLogger(test.NewLogger(t, false)),
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shard.WithBlobStorOptions(
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blobstor.WithStorages(newStorages(filepath.Join(addPath, strconv.Itoa(id)), errSmallSize))),
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shard.WithMetaBaseOptions(
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meta.WithPath(filepath.Join(addPath, fmt.Sprintf("%d.metabase", id))),
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meta.WithPermissions(0700),
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meta.WithEpochState(epochState{}),
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),
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}
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})
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e, ids := te.engine, te.shardIDs
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for _, id := range ids {
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currShards = append(currShards, calculateShardID(e.shards[id.String()].DumpInfo()))
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}
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require.Equal(t, num, len(e.shards))
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require.Equal(t, num, len(e.shardPools))
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require.NoError(t, e.Open())
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require.NoError(t, e.Init(context.Background()))
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return e, currShards
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}
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