forked from TrueCloudLab/frostfs-node
89 lines
1.9 KiB
Go
89 lines
1.9 KiB
Go
package shard
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import (
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"context"
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"errors"
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"sync"
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"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor"
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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/util/logger"
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objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
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"go.uber.org/zap"
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)
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type rebuilder struct {
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mtx *sync.Mutex
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wg *sync.WaitGroup
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cancel func()
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}
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func newRebuilder() *rebuilder {
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return &rebuilder{
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mtx: &sync.Mutex{},
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wg: &sync.WaitGroup{},
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cancel: nil,
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}
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}
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func (r *rebuilder) Start(ctx context.Context, bs *blobstor.BlobStor, mb *meta.DB, log *logger.Logger) {
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r.mtx.Lock()
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defer r.mtx.Unlock()
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r.start(ctx, bs, mb, log)
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}
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func (r *rebuilder) start(ctx context.Context, bs *blobstor.BlobStor, mb *meta.DB, log *logger.Logger) {
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if r.cancel != nil {
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r.stop(log)
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}
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ctx, cancel := context.WithCancel(ctx)
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r.cancel = cancel
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r.wg.Add(1)
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go func() {
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defer r.wg.Done()
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log.Info(logs.BlobstoreRebuildStarted)
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if err := bs.Rebuild(ctx, &mbStorageIDUpdate{mb: mb}); err != nil {
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log.Warn(logs.FailedToRebuildBlobstore, zap.Error(err))
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} else {
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log.Info(logs.BlobstoreRebuildCompletedSuccessfully)
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}
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}()
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}
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func (r *rebuilder) Stop(log *logger.Logger) {
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r.mtx.Lock()
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defer r.mtx.Unlock()
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r.stop(log)
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}
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func (r *rebuilder) stop(log *logger.Logger) {
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if r.cancel == nil {
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return
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}
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r.cancel()
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r.wg.Wait()
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r.cancel = nil
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log.Info(logs.BlobstoreRebuildStopped)
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}
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var errMBIsNotAvailable = errors.New("metabase is not available")
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type mbStorageIDUpdate struct {
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mb *meta.DB
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}
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func (u *mbStorageIDUpdate) UpdateStorageID(ctx context.Context, obj *objectSDK.Object, storageID []byte) error {
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if u.mb == nil {
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return errMBIsNotAvailable
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}
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var prm meta.PutPrm
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prm.SetObject(obj)
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prm.SetStorageID(storageID)
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_, err := u.mb.Put(ctx, prm)
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return err
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}
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