command/init: show root token

api/sys_init.go

@@ -45,5 +45,6 @@ type InitStatusResponse struct {
 }
 
 type InitResponse struct {
-	Keys []string
+	Keys      []string
+	RootToken string `json:"root_token"`
 }

command/init.go

@@ -43,6 +43,8 @@ func (c *InitCommand) Run(args []string) int {
 		c.Ui.Output(fmt.Sprintf("Key %d: %s", i+1, key))
 	}
 
+	c.Ui.Output(fmt.Sprintf("Initial Root Token: %s", resp.RootToken))
+
 	c.Ui.Output(fmt.Sprintf(
 		"\n"+
 			"Vault initialized with %d keys and a key threshold of %d!\n\n"+