domotz-remote-pawn/src/commands/httpRequest.js

Domotz Agent

/** This file is part of Domotz Agent.
  * Copyright (C) 2016  Domotz Ltd
  *
  * Domotz Agent is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
  * Domotz Agent is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Domotz Agent.  If not, see <http://www.gnu.org/licenses/>.
  **/
    
var httpRequest = function (message, resourceLocator) {

    var cid = message.correlationId;
    var options = message.payload;

    /**
     * basic_auth is the historical field delegated to authentication: kept this
     * name for retro-compatibility.
     */
    if (options.basic_auth) {
        // auth = payload.basic_auth.user + ':' + payload.basic_auth.password + '@';
        options.auth = options.basic_auth;
        delete options.basic_auth;
    }

    var url = 'http://' + options.host + ':' + options.port + options.path;
    delete options.host;
    delete options.port;
    delete options.path;
    options.url = url;

    if (options.timeout === undefined) {
        options.timeout = 2000; // 2s of default timeout
    }

    return {
        execute: function (callback) {
            var responseCallback = function (error, response) {
                if (response === undefined) {
                    console.log("MESSAGE - (%s): Empty response, probable connection error - %s", cid, JSON.stringify(error));
                    response = {};
                } else {
                    console.log("MESSAGE - (%s): Got response - Code: %s", cid, response.statusCode);
                }
                callback({
                    error: error,
                    statusCode: response.statusCode,
                    headers: response.headers,
                    body: response.body
                });
            };

            console.log("MESSAGE - (%s): Sending request: %s", cid, url);
            resourceLocator.request(options, responseCallback);
        },
        describe: function () {
            var match = resourceLocator.url.parse(url);
            return "httpRequest - " +
                "Method: " + options.method + '. ' +
                "Protocol: " + match.protocol + '. ' +
                "Host: " + match.hostname + '. ' +
                "Port: " + (match.port || 80) + '. ' +
                "Path: " + match.pathname + '.';
            // TODO: Print also query params (but excluding password)
        }
    };
};

module.exports.command = httpRequest;