BUG: Fixed Packer Console's UseSequentialEval flag

command/cli.go

@@ -156,6 +156,10 @@ type PluginsRequiredArgs struct {
 	MetaArgs
 }
 
+func (ca *ConsoleArgs) AddFlagSets(flags *flag.FlagSet) {
+	flags.BoolVar(&ca.MetaArgs.UseSequential, "use-sequential-evaluation", false, "Fallback to using a sequential approach for local/datasource evaluation.")
+}
+
 // ConsoleArgs represents a parsed cli line for a `packer console`
 type ConsoleArgs struct {
 	MetaArgs

command/console.go

@@ -46,6 +46,7 @@ func (c *ConsoleCommand) ParseArgs(args []string) (*ConsoleArgs, int) {
 	flags := c.Meta.FlagSet("console")
 	flags.Usage = func() { c.Ui.Say(c.Help()) }
 	cfg.AddFlagSets(flags)
+	cfg.MetaArgs.AddFlagSets(flags)
 	if err := flags.Parse(args); err != nil {
 		return &cfg, 1
 	}