93 lines
3.0 KiB
JavaScript
93 lines
3.0 KiB
JavaScript
'use strict';
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var step = require('step');
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var _ = require('underscore');
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function UserDatabaseService(metadataBackend) {
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this.metadataBackend = metadataBackend;
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}
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/**
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* Callback is invoked with `dbParams` and `authDbParams`.
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* `dbParams` depends on AuthApi verification so it might return a public user with just SELECT permission, where
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* `authDbParams` will always return connection params as AuthApi had authorized the connection.
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* That might be useful when you have to run a query with and without permissions.
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*
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* @param {AuthApi} authApi
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* @param {String} cdbUsername
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* @param {Function} callback (err, dbParams, authDbParams)
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*/
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UserDatabaseService.prototype.getConnectionParams = function (authApi, cdbUsername, callback) {
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var self = this;
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var dbParams;
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var dbopts = {
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port: global.settings.db_port,
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pass: global.settings.db_pubuser_pass
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};
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// 1. Get database from redis via the username stored in the host header subdomain
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// 2. Run the request through OAuth to get R/W user id if signed
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// 3. Set to user authorization params
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step(
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function getDatabaseConnectionParams() {
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self.metadataBackend.getAllUserDBParams(cdbUsername, this);
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},
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function authenticate(err, userDBParams) {
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var next = this;
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if (err) {
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err.http_status = 404;
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err.message = "Sorry, we can't find CartoDB user '" + cdbUsername + "'. " +
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"Please check that you have entered the correct domain.";
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return callback(err);
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}
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dbParams = userDBParams;
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dbopts.host = dbParams.dbhost;
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dbopts.dbname = dbParams.dbname;
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dbopts.user = (!!dbParams.dbpublicuser) ? dbParams.dbpublicuser : global.settings.db_pubuser;
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authApi.verifyCredentials({
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metadataBackend: self.metadataBackend,
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apiKey: dbParams.apikey
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}, next);
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},
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function setDBAuth(err, isAuthenticated) {
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if (err) {
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throw err;
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}
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var user = _.template(global.settings.db_user, {user_id: dbParams.dbuser});
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var pass = null;
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if (global.settings.hasOwnProperty('db_user_pass')) {
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pass = _.template(global.settings.db_user_pass, {
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user_id: dbParams.dbuser,
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user_password: dbParams.dbpass
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});
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}
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if (_.isBoolean(isAuthenticated) && isAuthenticated) {
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dbopts.authenticated = isAuthenticated;
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dbopts.user = user;
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dbopts.pass = pass;
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}
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var authDbOpts = _.defaults({user: user, pass: pass}, dbopts);
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return this(null, dbopts, authDbOpts);
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},
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function errorHandle(err, dbopts, authDbOpts) {
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if (err) {
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return callback(err);
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}
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callback(null, dbopts, authDbOpts);
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}
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);
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};
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module.exports = UserDatabaseService;
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