update dump db tool

Signed-off-by: Liang Zheng <zhengliang0901@gmail.com>

server/lease/leasehttp/http.go

@@ -236,7 +236,7 @@ func TimeToLiveHTTP(ctx context.Context, id lease.LeaseID, keys bool, url string
 		return nil, fmt.Errorf(`lease: %v. data = "%s"`, err, string(b))
 	}
 	if lresp.LeaseTimeToLiveResponse.ID != int64(id) {
-		return nil, fmt.Errorf("lease: renew id mismatch")
+		return nil, fmt.Errorf("lease: TTL id mismatch")
 	}
 	return lresp, nil
 }

server/storage/mvcc/index.go

@@ -218,8 +218,8 @@ func (ti *treeIndex) Compact(rev int64) map[revision]struct{} {
 
 	clone.Ascend(func(item btree.Item) bool {
 		keyi := item.(*keyIndex)
-		//Lock is needed here to prevent modification to the keyIndex while
-		//compaction is going on or revision added to empty before deletion
+		// Lock is needed here to prevent modification to the keyIndex while
+		// compaction is going on or revision added to empty before deletion
 		ti.Lock()
 		keyi.compact(ti.lg, rev, available)
 		if keyi.isEmpty() {

server/storage/mvcc/kvstore.go

@@ -142,7 +142,7 @@ func (s *store) compactBarrier(ctx context.Context, ch chan struct{}) {
 		select {
 		case <-s.stopc:
 		default:
-			// fix deadlock in mvcc,for more information, please refer to pr 11817.
+			// fix deadlock in mvcc, for more information, please refer to pr 11817.
 			// s.stopc is only updated in restore operation, which is called by apply
 			// snapshot call, compaction and apply snapshot requests are serialized by
 			// raft, and do not happen at the same time.

tools/etcd-dump-db/backend.go

@@ -95,7 +95,7 @@ func leaseDecoder(k, v []byte) {
 	if err := lpb.Unmarshal(v); err != nil {
 		panic(err)
 	}
-	fmt.Printf("lease ID=%016x, TTL=%ds\n", leaseID, lpb.TTL)
+	fmt.Printf("lease ID=%016x, TTL=%ds, remaining TTL=%ds\n", leaseID, lpb.TTL, lpb.RemainingTTL)
 }
 
 func authDecoder(k, v []byte) {