perf(systemuser): 优化系统用户家目录权限更改

apps/assets/tasks/push_system_user.py

@@ -66,7 +66,10 @@ def get_push_unixlike_system_user_tasks(system_user, username=None):
                 'module': 'group',
                 'args': 'name={} state=present'.format(username),
             }
-        },
+        }
+    ]
+    if not system_user.home:
+        tasks.extend([
             {
                 'name': 'Check home dir exists',
                 'action': {
@@ -83,7 +86,7 @@ def get_push_unixlike_system_user_tasks(system_user, username=None):
                 },
                 'when': 'home_existed.stat.exists == true'
             }
-    ]
+        ])
     if password:
         tasks.append({
             'name': 'Set {} password'.format(username),