Meteor External Auth

server-center.js

function centerAuth(loginRequest) {
    var response = HTTP.call('POST', 'http://localhost:4567/auth',
            {params: {username: loginRequest.username, password: loginRequest.password}});
    response = JSON.parse(response.content);

    if (response && response.response === 'ok') {
        var userId = null;
        var user = Meteor.users.findOne({ username: loginRequest.username });

        if (! user) {
            userId = Meteor.users.insert({ username: loginRequest.username });
        } else {
            userId = user._id;
        }

        return {userId: userId};
    }
}

Accounts.registerLoginHandler(centerAuth);