parse.cloud.beforesave不起作用 /解析服务器



我几乎已经完成了一个Objective-C ios应用程序从Parse.com迁移到一个自托管的解析服务器。但是,在进行检查时,我注意到我的云功能Parse.Cloud.beforeSave没有执行,或者至少没有完成所有工作。为什么是?

我想添加记录的集合(mycollection)已按预期进行更新,但是我有第二个集合(用于书籍保存),我更新(以保留最后插入的项目的数量),并且未完成。

供参考,这是功能代码:

Parse.Cloud.beforeSave
("MyCollection", function(request, response)
 {
 var queryConfig;
 var queryConfig = new Parse.Query("BooKeep");
 queryConfig.find({
                  success: function(resultConf) {
                  request.object.set("..", resultConf[0].get("...")+1); // This is done as expected.
                  resultConf[0].set("...", resultConf[0].get("...")+1); // Not done!
                  request.object.set("...", resultConf[0].get("...")+1); // This is done as expected.
                  resultConf[0].set("....", resultConf[0].get("...")+1); // Not done!
                  resultConf[0].save(null,{}); // Not done!
                  ....
                  response.success();
                  },
                  error: function() {
                  var reptMsg="The BooKeep-UPDATE procedure failed for some reason.";
                  console.log(reptMsg);
                  response.error(reptMsg);
                  }
                  });
  });

进一步的调查进一步介绍了日志中的以下内容。至少现在我知道parse.cloud.beforesave正在运行,我以前不太确定。

 app[web.1]: info: beforeSave triggered for MyCollection for user Yacb6CzuB9:
 app[web.1]:   Input: {....}
 app[web.1]:   Result: {"object":{....}} className=MyCollection, triggerType=beforeSave, user=Yacb6CzuB9
 app[web.1]: error: Error generating response. { [Error: unauthorized: master key is required] status: 403, message: 'unauthorized: master key is required' } status=403, message=unauthorized: master key is required
 app[web.1]: Error: unauthorized: master key is required
 app[web.1]:     at promiseEnforceMasterKeyAccess (/app/node_modules/parse-server/lib/middlewares.js:297:17)
 app[web.1]:     at /app/node_modules/parse-server/lib/PromiseRouter.js:137:22
 app[web.1]:     at process._tickDomainCallback (internal/process/next_tick.js:129:7)
 app[web.1]: error: Error generating response. ParseError {
 app[web.1]:   code: 119,
 app[web.1]:   message: 'Permission denied for action update on class BooKeep.' } code=119, message=Permission denied for action update on class BooKeep.
 app[web.1]: [object Object]
 heroku[router]: at=info method=POST path="/parse/classes/BooKeep/JKKmaSzi8H" host=myapp.herokuapp.com request_id=1348711c-25df-4f6e-005b-70632776742d fwd="54.90.99.197" dyno=web.1 connect=0ms service=34ms status=400 bytes=573
2016-11-25T02:47:58.488404+00:00 heroku[router]: at=info method=POST path="/parse/logout" host=myapp.herokuapp.com request_id=dc3b12d1-5f54-11f0-a8cd-54ceca331a80 fwd="106.130.44.123" dyno=web.1 connect=0ms service=23ms status=200 bytes=483

我能够通过转到_schema Collection和更改来使其正常工作:

    "update": {
        "Yacb6CzuB9": true
    },

to:

    "update": {
        "*": true,
        "Yacb6CzuB9": true
    },

bookeep。

我仍然不太了解为什么要这样做,因为我不需要所有人都有更新权利,但是事实是它现在有效。如果有人可以发表评论并指出更好的解决方案,我会很高兴。

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