storj/satellite/metainfo/expireddeletion/chore.go
Michal Niewrzal 61933bc6f0 satellite/{metainfo,metabase}: optimize expired/zombie objects deletion
* optimize SQL for zombie objects deletion query by reducing some direct
selects to segments table
* set AOST for expired/zombie object deletion (was 0 since now)

https://github.com/storj/storj/issues/5881

Change-Id: I50482151d056a86fe0e31678a463f413d410759d
2023-06-09 11:22:46 +00:00

95 lines
2.6 KiB
Go

// Copyright (C) 2020 Storj Labs, Inc.
// See LICENSE for copying information.
package expireddeletion
import (
"context"
"time"
"github.com/spacemonkeygo/monkit/v3"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/common/sync2"
"storj.io/storj/satellite/metabase"
)
var (
// Error defines the expireddeletion chore errors class.
Error = errs.Class("expired deletion")
mon = monkit.Package()
)
// Config contains configurable values for expired segment cleanup.
type Config struct {
Interval time.Duration `help:"the time between each attempt to go through the db and clean up expired segments" releaseDefault:"24h" devDefault:"10s" testDefault:"$TESTINTERVAL"`
Enabled bool `help:"set if expired segment cleanup is enabled or not" releaseDefault:"true" devDefault:"true"`
ListLimit int `help:"how many expired objects to query in a batch" default:"100"`
AsOfSystemInterval time.Duration `help:"as of system interval" releaseDefault:"-5m" devDefault:"-1us" testDefault:"-1us" hidden:"true"`
}
// Chore implements the expired segment cleanup chore.
//
// architecture: Chore
type Chore struct {
log *zap.Logger
config Config
metabase *metabase.DB
nowFn func() time.Time
Loop *sync2.Cycle
}
// NewChore creates a new instance of the expireddeletion chore.
func NewChore(log *zap.Logger, config Config, metabase *metabase.DB) *Chore {
return &Chore{
log: log,
config: config,
metabase: metabase,
nowFn: time.Now,
Loop: sync2.NewCycle(config.Interval),
}
}
// Run starts the expireddeletion loop service.
func (chore *Chore) Run(ctx context.Context) (err error) {
defer mon.Task()(&ctx)(&err)
if !chore.config.Enabled {
return nil
}
return chore.Loop.Run(ctx, chore.deleteExpiredObjects)
}
// Close stops the expireddeletion chore.
func (chore *Chore) Close() error {
chore.Loop.Close()
return nil
}
// SetNow allows tests to have the server act as if the current time is whatever they want.
func (chore *Chore) SetNow(nowFn func() time.Time) {
chore.nowFn = nowFn
}
func (chore *Chore) deleteExpiredObjects(ctx context.Context) (err error) {
defer mon.Task()(&ctx)(&err)
chore.log.Debug("deleting expired objects")
// TODO log error instead of crashing core until we will be sure
// that queries for deleting expired objects are stable
err = chore.metabase.DeleteExpiredObjects(ctx, metabase.DeleteExpiredObjects{
ExpiredBefore: chore.nowFn(),
BatchSize: chore.config.ListLimit,
AsOfSystemInterval: chore.config.AsOfSystemInterval,
})
if err != nil {
chore.log.Error("deleting expired objects failed", zap.Error(err))
}
return nil
}