disable user/group/sudo creation. just do hostname and ssh keys

main.go

@@ -128,30 +128,32 @@ func processUserData(configDriveDir string) error {
 		return fmt.Errorf("could not parse user-data file as YAML: %s", err)
 	}
 
+	/*
 		// create groups
 		for _, group := range cc.Groups {
 			output, err := exec.Command("groupadd", group).CombinedOutput()
 			if err != nil {
 				log.Printf("Error creating group '%s': %s\n%s", group, err, output)
 			}
-	}
+		}*/
 
 	// create users
 	var sudoers []string
 	for _, user := range cc.Users {
+		/*
 			err = createUser(user)
 			if err != nil {
 				log.Printf("Error creating user: %s", err)
-		} else {
-			// set up ssh keys
+			}*/
+
+		// try to set up ssh keys
 		err = AuthorizeSSHKeys(user.Name, "rancher-flatcar-cloudinit", user.SSHAuthorizedKeys)
 		if err != nil {
 			log.Printf("Error authorizing SSH keys for '%s': %s", user.Name, err)
 		}
 
 		// set up sudoers
-			sudoers = append(sudoers, user.Name+" "+user.Sudo)
-		}
+		//sudoers = append(sudoers, user.Name+" "+user.Sudo)
 	}
 
 	// write sudoers