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[filer.backup] add retention_duration (#3941)

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zemul 2022-11-04 15:34:40 +08:00 committed by GitHub
parent 4193dafce1
commit cec55feeb0
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1 changed files with 15 additions and 0 deletions
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15
weed/command/filer_backup.go
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@ -19,6 +19,7 @@ type FilerBackupOptions struct {
debug *bool
proxyByFiler *bool
timeAgo *time.Duration
retentionDays *int
}
var (
@ -33,6 +34,8 @@ func init() {
filerBackupOptions.proxyByFiler = cmdFilerBackup.Flag.Bool("filerProxy", false, "read and write file chunks by filer instead of volume servers")
filerBackupOptions.debug = cmdFilerBackup.Flag.Bool("debug", false, "debug mode to print out received files")
filerBackupOptions.timeAgo = cmdFilerBackup.Flag.Duration("timeAgo", 0, "start time before now. \"300ms\", \"1.5h\" or \"2h45m\". Valid time units are \"ns\", \"us\" (or \"µs\"), \"ms\", \"s\", \"m\", \"h\"")
filerBackupOptions.retentionDays = cmdFilerBackup.Flag.Int("retentionDays", 0, "incremental backup retention days")
}
var cmdFilerBackup = &Command{
@ -123,6 +126,18 @@ func doFilerBackup(grpcDialOption grpc.DialOption, backupOption *FilerBackupOpti
return setOffset(grpcDialOption, sourceFiler, BackupKeyPrefix, int32(sinkId), lastTsNs)
})
if dataSink.IsIncremental() && *filerBackupOptions.retentionDays > 0 {
go func() {
for {
now := time.Now()
time.Sleep(time.Hour * 24)
key := util.Join(targetPath, now.Add(-1*time.Hour*24*time.Duration(*filerBackupOptions.retentionDays)).Format("2006-01-02"))
_ = dataSink.DeleteEntry(util.Join(targetPath, key), true, true, nil)
glog.V(0).Infof("incremental backup delete directory:%s", key)
}
}()
}
return pb.FollowMetadata(sourceFiler, grpcDialOption, "backup_"+dataSink.GetName(), clientId, clientEpoch, sourcePath, nil, startFrom.UnixNano(), 0, 0, processEventFnWithOffset, pb.TrivialOnError)
}