Add option to disable logger during writing to Azure

Author: boris-ilijic

pbm/restore/physical.go

@@ -988,6 +988,7 @@ func (r *PhysRestore) Snapshot(
 		path:  fmt.Sprintf("%s/%s/rs.%s/log/%s", defs.PhysRestoresDir, r.name, r.rsConf.ID, r.nodeInfo.Me),
 		limit: 1 << 20, // 1Mb
 		write: func(name string, data io.Reader) error {
+			// Logger should be disabled due to: PBM-1531
 			return r.stg.Save(name, data, -1, storage.UseLogger(false))
 		},
 	})

pbm/storage/azure/azure.go

@@ -129,6 +129,13 @@ func (*Blob) Type() storage.Type {
 }
 
 func (b *Blob) Save(name string, data io.Reader, sizeb int64, options ...storage.Option) error {
+	opts := storage.GetDefaultOpts()
+	for _, opt := range options {
+		if err := opt(opts); err != nil {
+			return errors.Wrap(err, "processing options for save")
+		}
+	}
+
 	bufsz := defaultUploadBuff
 	if sizeb > 0 {
 		ps := int(sizeb / maxBlocks * 11 / 10) // add 10% just in case
@@ -142,7 +149,7 @@ func (b *Blob) Save(name string, data io.Reader, sizeb int64, options ...storage
 		cc = 1
 	}
 
-	if b.log != nil {
+	if b.log != nil && opts.UseLogger {
 		b.log.Debug("BufferSize is set to %d (~%dMb) | %d", bufsz, bufsz>>20, sizeb)
 	}
 

pbm/storage/storage.go

@@ -37,7 +37,7 @@ type FileInfo struct {
 
 type Storage interface {
 	Type() Type
-	Save(name string, data io.Reader, size int64, opts ...Option) error
+	Save(name string, data io.Reader, size int64, options ...Option) error
 	SourceReader(name string) (io.ReadCloser, error)
 	// FileStat returns file info. It returns error if file is empty or not exists.
 	FileStat(name string) (FileInfo, error)