How to run Parse Cloud Code by a specific user?

Question

How can call Parse.Cloud.run by specific user in javascript api?

Server code

Parse.Cloud.define('createChatRoom', async (req, res) => {
    if (req.user == null) {
        res.error({
            message: 'No request user',
        });
    }
    ...
}

Answer 1

You can input user's sessionToken to third parameter object is not expressed in official doc.

Parse.Cloud.run(
    'createChatRoom', 
    { title: roomTitle }, 
    { sessionToken: user.getSessionToken() } // User specific user's session
);