integration: clear unwind stack (#890)

cmd/integration/commands/reset_state.go

@@ -40,11 +40,42 @@ var cmdResetState = &cobra.Command{
 	},
 }
 
+var cmdClearUnwindStack = &cobra.Command{
+	Use:   "clear_unwind_stack",
+	Short: "Clear unwind stack",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		ctx := rootContext()
+		err := clearUnwindStack(ctx)
+		if err != nil {
+			log.Error(err.Error())
+			return err
+		}
+
+		return nil
+	},
+}
+
 func init() {
 	withChaindata(cmdResetState)
 	withCompact(cmdResetState)
 
 	rootCmd.AddCommand(cmdResetState)
+
+	withChaindata(cmdClearUnwindStack)
+
+	rootCmd.AddCommand(cmdClearUnwindStack)
+}
+
+func clearUnwindStack(_ context.Context) error {
+	db := ethdb.MustOpen(chaindata)
+	defer db.Close()
+
+	for i := stages.SyncStage(0); i < stages.Finish; i++ {
+		if err := stages.SaveStageUnwind(db, i, 0, nil); err != nil {
+			return err
+		}
+	}
+	return nil
 }
 
 func resetState(_ context.Context) error {