118 lines
3.2 KiB
Go
118 lines
3.2 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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// Package collector implements expired piece deletion from storage node.
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package collector
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import (
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"context"
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"errors"
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"os"
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"time"
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"github.com/spacemonkeygo/monkit/v3"
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"go.uber.org/zap"
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"storj.io/common/sync2"
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"storj.io/storj/storagenode/pieces"
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"storj.io/storj/storagenode/piecestore/usedserials"
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)
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var mon = monkit.Package()
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// Config defines parameters for storage node Collector.
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type Config struct {
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Interval time.Duration `help:"how frequently expired pieces are collected" default:"1h0m0s"`
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}
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// Service implements collecting expired pieces on the storage node.
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//
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// architecture: Chore
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type Service struct {
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log *zap.Logger
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pieces *pieces.Store
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usedSerials *usedserials.Table
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Loop *sync2.Cycle
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}
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// NewService creates a new collector service.
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func NewService(log *zap.Logger, pieces *pieces.Store, usedSerials *usedserials.Table, config Config) *Service {
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return &Service{
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log: log,
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pieces: pieces,
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usedSerials: usedSerials,
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Loop: sync2.NewCycle(config.Interval),
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}
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}
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// Run runs collector service.
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func (service *Service) Run(ctx context.Context) (err error) {
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defer mon.Task()(&ctx)(&err)
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return service.Loop.Run(ctx, func(ctx context.Context) error {
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// V3-3143 Pieces should be collected at least 24 hours after expiration
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// to avoid premature deletion due to timezone issues, which may lead to
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// storage node disqualification.
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err := service.Collect(ctx, time.Now().Add(-24*time.Hour))
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if err != nil {
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service.log.Error("error during collecting pieces: ", zap.Error(err))
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}
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return nil
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})
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}
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// Close stops the collector service.
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func (service *Service) Close() (err error) {
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service.Loop.Close()
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return nil
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}
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// Collect collects pieces that have expired by now.
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func (service *Service) Collect(ctx context.Context, now time.Time) (err error) {
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defer mon.Task()(&ctx)(&err)
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service.usedSerials.DeleteExpired(now)
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const maxBatches = 100
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const batchSize = 1000
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var count int64
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defer func() {
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if count > 0 {
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service.log.Info("collect", zap.Int64("count", count))
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}
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}()
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for k := 0; k < maxBatches; k++ {
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infos, err := service.pieces.GetExpired(ctx, now, batchSize)
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if err != nil {
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return err
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}
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if len(infos) == 0 {
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return nil
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}
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for _, expired := range infos {
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err := service.pieces.Delete(ctx, expired.SatelliteID, expired.PieceID)
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if err != nil {
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if os.IsNotExist(errors.Unwrap(err)) {
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service.log.Info("file does not exist", zap.Stringer("Satellite ID", expired.SatelliteID), zap.Stringer("Piece ID", expired.PieceID))
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continue
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}
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errfailed := service.pieces.DeleteFailed(ctx, expired, now)
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if errfailed != nil {
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service.log.Error("unable to update piece info", zap.Stringer("Satellite ID", expired.SatelliteID), zap.Stringer("Piece ID", expired.PieceID), zap.Error(errfailed))
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}
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service.log.Error("unable to delete piece", zap.Stringer("Satellite ID", expired.SatelliteID), zap.Stringer("Piece ID", expired.PieceID), zap.Error(err))
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continue
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}
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service.log.Info("delete expired", zap.Stringer("Satellite ID", expired.SatelliteID), zap.Stringer("Piece ID", expired.PieceID))
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count++
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}
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}
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return nil
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}
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