Version bump to etcd v3.2.13

vendor/github.com/coreos/etcd/wal/encoder.go

@@ -52,7 +52,7 @@ func newEncoder(w io.Writer, prevCrc uint32, pageOffset int) *encoder {
 
 // newFileEncoder creates a new encoder with current file offset for the page writer.
 func newFileEncoder(f *os.File, prevCrc uint32) (*encoder, error) {
-	offset, err := f.Seek(0, os.SEEK_CUR)
+	offset, err := f.Seek(0, io.SeekCurrent)
 	if err != nil {
 		return nil, err
 	}

vendor/github.com/coreos/etcd/wal/repair.go

@@ -62,7 +62,7 @@ func Repair(dirpath string) bool {
 			}
 			defer bf.Close()
 
-			if _, err = f.Seek(0, os.SEEK_SET); err != nil {
+			if _, err = f.Seek(0, io.SeekStart); err != nil {
 				plog.Errorf("could not repair %v, failed to read file", f.Name())
 				return false
 			}

vendor/github.com/coreos/etcd/wal/wal.go

@@ -112,7 +112,7 @@ func Create(dirpath string, metadata []byte) (*WAL, error) {
 	if err != nil {
 		return nil, err
 	}
-	if _, err = f.Seek(0, os.SEEK_END); err != nil {
+	if _, err = f.Seek(0, io.SeekEnd); err != nil {
 		return nil, err
 	}
 	if err = fileutil.Preallocate(f.File, SegmentSizeBytes, true); err != nil {
@@ -322,7 +322,7 @@ func (w *WAL) ReadAll() (metadata []byte, state raftpb.HardState, ents []raftpb.
 		// not all, will cause CRC errors on WAL open. Since the records
 		// were never fully synced to disk in the first place, it's safe
 		// to zero them out to avoid any CRC errors from new writes.
-		if _, err = w.tail().Seek(w.decoder.lastOffset(), os.SEEK_SET); err != nil {
+		if _, err = w.tail().Seek(w.decoder.lastOffset(), io.SeekStart); err != nil {
 			return nil, state, nil, err
 		}
 		if err = fileutil.ZeroToEnd(w.tail().File); err != nil {
@@ -361,7 +361,7 @@ func (w *WAL) ReadAll() (metadata []byte, state raftpb.HardState, ents []raftpb.
 // Then cut atomically rename temp wal file to a wal file.
 func (w *WAL) cut() error {
 	// close old wal file; truncate to avoid wasting space if an early cut
-	off, serr := w.tail().Seek(0, os.SEEK_CUR)
+	off, serr := w.tail().Seek(0, io.SeekCurrent)
 	if serr != nil {
 		return serr
 	}
@@ -401,7 +401,7 @@ func (w *WAL) cut() error {
 		return err
 	}
 
-	off, err = w.tail().Seek(0, os.SEEK_CUR)
+	off, err = w.tail().Seek(0, io.SeekCurrent)
 	if err != nil {
 		return err
 	}
@@ -418,7 +418,7 @@ func (w *WAL) cut() error {
 	if newTail, err = fileutil.LockFile(fpath, os.O_WRONLY, fileutil.PrivateFileMode); err != nil {
 		return err
 	}
-	if _, err = newTail.Seek(off, os.SEEK_SET); err != nil {
+	if _, err = newTail.Seek(off, io.SeekStart); err != nil {
 		return err
 	}
 
@@ -552,7 +552,7 @@ func (w *WAL) Save(st raftpb.HardState, ents []raftpb.Entry) error {
 		return nil
 	}
 
-	mustSync := mustSync(st, w.state, len(ents))
+	mustSync := raft.MustSync(st, w.state, len(ents))
 
 	// TODO(xiangli): no more reference operator
 	for i := range ents {
@@ -564,7 +564,7 @@ func (w *WAL) Save(st raftpb.HardState, ents []raftpb.Entry) error {
 		return err
 	}
 
-	curOff, err := w.tail().Seek(0, os.SEEK_CUR)
+	curOff, err := w.tail().Seek(0, io.SeekCurrent)
 	if err != nil {
 		return err
 	}
@@ -618,15 +618,6 @@ func (w *WAL) seq() uint64 {
 	return seq
 }
 
-func mustSync(st, prevst raftpb.HardState, entsnum int) bool {
-	// Persistent state on all servers:
-	// (Updated on stable storage before responding to RPCs)
-	// currentTerm
-	// votedFor
-	// log entries[]
-	return entsnum != 0 || st.Vote != prevst.Vote || st.Term != prevst.Term
-}
-
 func closeAll(rcs ...io.ReadCloser) error {
 	for _, f := range rcs {
 		if err := f.Close(); err != nil {

vendor/github.com/coreos/etcd/wal/walpb/record.pb.go

@@ -506,7 +506,7 @@ func init() { proto.RegisterFile("record.proto", fileDescriptorRecord) }
 
 var fileDescriptorRecord = []byte{
 	// 186 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x29, 0x4a, 0x4d, 0xce,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x29, 0x4a, 0x4d, 0xce,
 	0x2f, 0x4a, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0x2d, 0x4f, 0xcc, 0x29, 0x48, 0x92,
 	0x12, 0x49, 0xcf, 0x4f, 0xcf, 0x07, 0x8b, 0xe8, 0x83, 0x58, 0x10, 0x49, 0x25, 0x3f, 0x2e, 0xb6,
 	0x20, 0xb0, 0x62, 0x21, 0x09, 0x2e, 0x96, 0x92, 0xca, 0x82, 0x54, 0x09, 0x46, 0x05, 0x46, 0x0d,