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onem2m_client.js
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onem2m_client.js
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/**
* Copyright (c) 2018, OCEAN
* All rights reserved.
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* Created by ryeubi on 2015-08-31.
*/
var fs = require('fs');
var express = require('express');
var http = require('http');
var mqtt = require('mqtt');
var coap = require('coap');
var WebSocketClient = require('websocket').client;
var bodyParser = require('body-parser');
var url = require('url');
var util = require('util');
var js2xmlparser = require("js2xmlparser");
var xml2js = require('xml2js');
var shortid = require('shortid');
var cbor = require('cbor');
var EventEmitter = require('events');
var app = express();
var server = null;
var coap_server = null;
var mqtt_sub_client = null;
global.callback_q = {};
var count_q = {};
var onem2m_options = {};
var _this = null;
function Onem2mClient(options) {
onem2m_options = options;
EventEmitter.call(this);
_this = this;
if(options.protocol === 'mqtt') {
mqtt_init();
}
else if(options.protocol === 'ws') {
ws_init();
}
}
Onem2mClient.prototype = new EventEmitter();
var proto = Onem2mClient.prototype;
var mqtt_init = function() {
global.req_topic = '/oneM2M/req/' + onem2m_options.aei + onem2m_options.cseid + '/' + onem2m_options.bodytype;
var reg_resp_topic = '/oneM2M/reg_resp/' + onem2m_options.aei + '/+/#';
var resp_topic = '/oneM2M/resp/' + onem2m_options.aei + '/+/#';
if (onem2m_options.usesecure === 'disable') {
var connectOptions = {
host: onem2m_options.host,
port: onem2m_options.mqttport,
// username: 'keti',
// password: 'keti123',
protocol: "mqtt",
keepalive: 10,
// clientId: serverUID,
protocolId: "MQTT",
protocolVersion: 4,
clean: true,
reconnectPeriod: 2000,
connectTimeout: 2000,
rejectUnauthorized: false
};
}
else {
connectOptions = {
host: onem2m_options.host,
port: onem2m_options.mqttport,
protocol: "mqtts",
keepalive: 10,
// clientId: serverUID,
protocolId: "MQTT",
protocolVersion: 4,
clean: true,
reconnectPeriod: 2000,
connectTimeout: 2000,
key: fs.readFileSync("./server-key.pem"),
cert: fs.readFileSync("./server-crt.pem"),
rejectUnauthorized: false
};
}
mqtt_client = mqtt.connect(connectOptions);
mqtt_client.on('connect', function () {
mqtt_client.subscribe(reg_resp_topic);
mqtt_client.subscribe(resp_topic);
console.log('subscribe reg_resp_topic as ' + reg_resp_topic);
console.log('subscribe resp_topic as ' + resp_topic);
});
mqtt_client.on('message', mqtt_message_handler);
function mqtt_callback(jsonObj) {
for (var i = 0; i < resp_mqtt_ri_arr.length; i++) {
if (resp_mqtt_ri_arr[i] == jsonObj['m2m:rsp'].rqi) {
var socket = socket_q[resp_mqtt_ri_arr[i]];
var to = resp_mqtt_path_arr[resp_mqtt_ri_arr[i]];
console.log(to);
console.log('x-m2m-rsc : ' + jsonObj['m2m:rsp'].rsc + ' <-------');
if(count_q.hasOwnProperty(jsonObj['m2m:rsp'].rqi)) {
callback_q[resp_mqtt_ri_arr[i]](jsonObj['m2m:rsp'].rsc, jsonObj['m2m:rsp'].pc, count_q[jsonObj['m2m:rsp'].rqi], socket);
delete count_q[jsonObj['m2m:rsp'].rqi];
}
else {
callback_q[resp_mqtt_ri_arr[i]](jsonObj['m2m:rsp'].rsc, jsonObj['m2m:rsp'].pc, to, socket);
}
delete callback_q[resp_mqtt_ri_arr[i]];
delete resp_mqtt_path_arr[resp_mqtt_ri_arr[i]];
resp_mqtt_ri_arr.splice(i, 1);
break;
}
}
}
function mqtt_message_handler(topic, message) {
var topic_arr = topic.split("/");
var bodytype = onem2m_options.bodytype;
if (topic_arr[5] != null) {
bodytype = (topic_arr[5] === 'xml') ? topic_arr[5] : ((topic_arr[5] === 'json') ? topic_arr[5] : ((topic_arr[5] === 'cbor') ? topic_arr[5] : 'json'));
}
//console.log(message.toString());
if (topic_arr[1] === 'oneM2M' && (topic_arr[2] === 'resp' || topic_arr[2] === 'reg_resp') && topic_arr[3].replace(':', '/') === onem2m_options.aei) {
if (bodytype === 'xml') {
var parser = new xml2js.Parser({explicitArray: false});
parser.parseString(message.toString(), function (err, jsonObj) {
if (err) {
console.log('[mqtt-resp xml2js parser error]');
}
else {
if (jsonObj['m2m:rsp'] != null) {
mqtt_callback(jsonObj);
}
else {
NOPRINT === 'true' ? NOPRINT = 'true' : console.log('[pxymqtt-resp] message is not resp');
noti.response_mqtt(topic_arr[4], 4000, '', onem2m_options.aei, rqi, '<h1>fail to parsing mqtt message</h1>');
}
}
});
}
else if (bodytype === 'cbor') {
var encoded = message.toString();
cbor.decodeFirst(encoded, function (err, jsonObj) {
if (err) {
console.log('[mqtt-resp cbor parser error]');
}
else {
if (jsonObj['m2m:rsp'] == null) {
jsonObj['m2m:rsp'] = jsonObj;
}
mqtt_callback(jsonObj);
}
});
}
else { // 'json'
var jsonObj = JSON.parse(message.toString());
if (jsonObj['m2m:rsp'] == null) {
jsonObj['m2m:rsp'] = jsonObj;
}
mqtt_callback(jsonObj);
}
}
else if (topic_arr[1] === 'oneM2M' && topic_arr[2] === 'req' && topic_arr[4] === onem2m_options.aei) {
if (bodytype == 'xml') {
parser = new xml2js.Parser({explicitArray: false});
parser.parseString(message.toString(), function (err, jsonObj) {
if (err) {
console.log('[mqtt noti xml2js parser error]');
}
else {
if (jsonObj['m2m:rqp'].op === '5' || jsonObj['m2m:rqp'].op === 5) {
mqtt_noti_action(topic_arr, jsonObj);
}
}
});
}
else if (bodytype === 'cbor') {
encoded = message.toString();
cbor.decodeFirst(encoded, function (err, jsonObj) {
if (err) {
console.log('[mqtt noti cbor parser error]');
}
else {
mqtt_noti_action(topic_arr, jsonObj);
}
});
}
else { // json
jsonObj = JSON.parse(message.toString());
if (jsonObj['m2m:rqp'] == null) {
jsonObj['m2m:rqp'] = jsonObj;
}
mqtt_noti_action(topic_arr, jsonObj);
}
}
else {
console.log('topic is not supported');
}
}
};
var ws_client = null;
global.ws_connection = null;
var ws_init = function () {
if(onem2m_options.usesecure === 'disable') {
ws_client = new WebSocketClient();
if(onem2m_options.bodytype === 'xml') {
var protocol = 'onem2m.r2.0.xml';
}
else if(onem2m_options.bodytype === 'cbor') {
protocol = 'onem2m.r2.0.cbor';
}
else {
protocol = 'onem2m.r2.0.json';
}
ws_client.connect('ws://'+onem2m_options.host+':'+onem2m_options.wsport, protocol);
ws_client.on('connectFailed', function (error) {
console.log('Connect Error: ' + error.toString());
ws_client.removeAllListeners();
sh_state = 'connect';
});
ws_client.on('connect', function (connection) {
console.log('WebSocket Client Connected');
ws_connection = connection;
sh_state = 'crtae';
connection.on('error', function (error) {
console.log("Connection Error: " + error.toString());
sh_state = 'connect';
});
connection.on('close', function () {
console.log('echo-protocol Connection Closed');
sh_state = 'connect';
});
connection.on('message', ws_message_handler);
});
function ws_callback(jsonObj) {
for (var i = 0; i < resp_mqtt_ri_arr.length; i++) {
if (resp_mqtt_ri_arr[i] === jsonObj['m2m:rsp'].rqi) {
var socket = socket_q[resp_mqtt_ri_arr[i]];
var to = resp_mqtt_path_arr[resp_mqtt_ri_arr[i]];
console.log(to);
console.log('x-m2m-rsc : ' + jsonObj['m2m:rsp'].rsc + ' <-------');
if(count_q.hasOwnProperty(jsonObj['m2m:rsp'].rqi)) {
callback_q[resp_mqtt_ri_arr[i]](jsonObj['m2m:rsp'].rsc, jsonObj['m2m:rsp'].pc, count_q[jsonObj['m2m:rsp'].rqi], socket);
delete count_q[jsonObj['m2m:rsp'].rqi];
}
else {
callback_q[resp_mqtt_ri_arr[i]](jsonObj['m2m:rsp'].rsc, jsonObj['m2m:rsp'].pc, to, socket);
}
delete callback_q[resp_mqtt_ri_arr[i]];
delete resp_mqtt_path_arr[resp_mqtt_ri_arr[i]];
resp_mqtt_ri_arr.splice(i, 1);
break;
}
}
}
function ws_message_handler(message) {
if(message.type === 'utf8') {
console.log(message.utf8Data.toString());
var protocol_arr = this.protocol.split('.');
var bodytype = protocol_arr[protocol_arr.length-1];
if(bodytype === 'xml') {
var parser = new xml2js.Parser({explicitArray: false});
parser.parseString(message.utf8Data.toString(), function (err, jsonObj) {
if (err) {
console.log('[ws-resp xml2js parser error]');
}
else {
if (jsonObj['m2m:rsp'] != null) {
ws_callback(jsonObj);
}
else {
console.log('[ws-resp] message is not resp');
response_ws(ws_connection, 4000, '', onem2m_options.aei, rqi, '<h1>fail to parsing ws message</h1>');
}
}
});
}
else if(bodytype === 'cbor') {
var encoded = message.utf8Data.toString();
cbor.decodeFirst(encoded, function(err, jsonObj) {
if (err) {
console.log('[ws-resp cbor parser error]');
}
else {
if (jsonObj['m2m:rsp'] == null) {
jsonObj['m2m:rsp'] = jsonObj;
}
ws_callback(jsonObj);
}
});
}
else { // 'json'
var jsonObj = JSON.parse(message.utf8Data.toString());
if (jsonObj['m2m:rsp'] == null) {
jsonObj['m2m:rsp'] = jsonObj;
}
ws_callback(jsonObj);
}
}
else if(message.type === 'binary') {
}
}
}
else {
console.log('not supported yet');
}
};
function http_request(path, method, ty, bodyString, callback) {
var options = {
hostname: onem2m_options.host,
port: onem2m_options.port,
path: path,
method: method,
headers: {
'X-M2M-RI': shortid.generate(),
'Accept': 'application/' + onem2m_options.bodytype,
'X-M2M-Origin': onem2m_options.aei,
'Locale': 'en'
}
};
if(bodyString.length > 0) {
options.headers['Content-Length'] = bodyString.length;
}
if(method === 'post') {
var a = (ty==='') ? '': ('; ty='+ty);
options.headers['Content-Type'] = 'application/vnd.onem2m-res+' + onem2m_options.bodytype + a;
}
else if(method === 'put') {
options.headers['Content-Type'] = 'application/vnd.onem2m-res+' + onem2m_options.bodytype;
}
if(onem2m_options.usesecure === 'enable') {
options.ca = fs.readFileSync('ca-crt.pem');
options.rejectUnauthorized = false;
var http = require('https');
}
else {
http = require('http');
}
var res_body = '';
var req = http.request(options, function (res) {
//console.log('[crtae response : ' + res.statusCode);
//res.setEncoding('utf8');
res.on('data', function (chunk) {
res_body += chunk;
});
res.on('end', function () {
if(onem2m_options.bodytype === 'xml') {
var parser = new xml2js.Parser({explicitArray: false});
parser.parseString(res_body, function (err, jsonObj) {
if (err) {
console.log('[http_adn] xml parse error]');
jsonObj = {};
jsonObj.dbg = res_body;
callback(res, jsonObj);
}
else {
callback(res, jsonObj);
}
});
}
else if(onem2m_options.bodytype === 'cbor') {
cbor.decodeFirst(res_body, function(err, jsonObj) {
if (err) {
console.log('[http_adn] cbor parse error]');
jsonObj = {};
jsonObj.dbg = res_body;
callback(res, jsonObj);
}
else {
callback(res, jsonObj);
}
});
}
else {
try {
jsonObj = JSON.parse(res_body);
callback(res, jsonObj);
}
catch (e) {
console.log('[http_adn] json parse error]');
var jsonObj = {};
jsonObj.dbg = res_body;
callback(res, jsonObj);
}
}
});
});
req.on('error', function (e) {
console.log('problem with request: ' + e.message);
});
//console.log(bodyString);
console.log(path);
req.write(bodyString);
req.end();
}
function coap_request(path, method, ty, bodyString, callback) {
var options = {
host: onem2m_options.host,
port: onem2m_options.port,
pathname: path,
method: method,
confirmable: 'false',
options: {
'Accept': 'application/'+onem2m_options.bodytype
}
};
if(bodyString.length > 0) {
options.options['Content-Length'] = bodyString.length;
}
if(method === 'post') {
var a = (ty==='') ? '': ('; ty='+ty);
options.options['Content-Type'] = 'application/' + onem2m_options.bodytype + a;
}
else if(method === 'put') {
options.options['Content-Type'] = 'application/' + onem2m_options.bodytype;
}
var res_body = '';
var req = coap.request(options);
req.setOption("256", new Buffer(onem2m_options.aei)); // X-M2M-Origin
req.setOption("257", new Buffer(shortid.generate())); // X-M2M-RI
if(method === 'post') {
var ty_buf = new Buffer(1);
ty_buf.writeUInt8(parseInt(ty, 10), 0);
req.setOption("267", ty_buf); // X-M2M-TY
}
req.on('response', function (res) {
res.on('data', function () {
res_body += res.payload.toString();
});
res.on('end', function () {
console.log(res_body);
if(onem2m_options.bodytype === 'xml') {
var parser = new xml2js.Parser({explicitArray: false});
parser.parseString(res_body, function (err, jsonObj) {
if (err) {
console.log('[http_adn] xml2js parser error]');
}
else {
callback(res, jsonObj);
}
});
}
else if(onem2m_options.bodytype === 'cbor') {
cbor.decodeFirst(res_body, function(err, jsonObj) {
if (err) {
console.log('[http_adn] cbor parser error]');
}
else {
callback(res, jsonObj);
}
});
}
else {
var jsonObj = JSON.parse(res_body);
callback(res, jsonObj);
}
});
});
req.on('error', function (e) {
console.log(e);
});
req.write(bodyString);
req.end();
}
var coap_noti_action = function (rqi, pc, bodytype, response) {
if (pc['m2m:sgn']) {
pc.sgn = {};
pc.sgn = pc['m2m:sgn'];
delete pc['m2m:sgn'];
}
parse_sgn(rqi, pc, function (path_arr, cinObj, rqi) {
if (cinObj) {
if(cinObj.sud || cinObj.vrq) {
response.code = '2.01';
response.end('<h1>success to receive notification</h1>');
}
else {
response.code = '2.01';
response.end('<h1>success to receive notification</h1>');
console.log('coap ' + bodytype + ' notification <----');
_this.emit('notification', path_arr.join('/'), cinObj);
}
}
});
};
function coap_message_handler(request, response) {
var headers = {};
headers['X-M2M-TY'] = '';
// check coap options
for (var idx in request.options) {
if (request.options.hasOwnProperty(idx)) {
if (request.options[idx].name === '256') { // 'X-M2M-Origin
headers['X-M2M-Origin'] = request.options[idx].value.toString();
}
else if (request.options[idx].name === '257') { // 'X-M2M-RI
headers['X-M2M-RI'] = request.options[idx].value.toString();
}
else if (request.options[idx].name === '267') { // 'X-M2M-TY
headers['X-M2M-TY'] = request.options[idx].value.toString();
}
}
}
if(request.headers['Accept'])
{
headers['Accept'] = request.headers['Accept'];
}
if(request.headers['Content-Type'])
{
if(headers['X-M2M-TY'] === '') {
headers['Content-Type'] = request.headers['Content-Type'];
}
else {
headers['Content-Type'] = request.headers['Content-Type'] + ';ty=' + headers['X-M2M-TY'];
}
}
delete headers['X-M2M-TY'];
noti_count++;
console.log('[CO notification through coap <-- ' + headers['X-M2M-Origin'] + ']');
var bodytype = headers['Content-Type'].split('/')[1];
if(bodytype !== 'json' && bodytype !== 'xml') {
bodytype = bodytype.split('+')[1];
}
if (bodytype === 'json') {
try {
var pc = JSON.parse(request.payload.toString());
var rqi = headers['X-M2M-RI'];
coap_noti_action(rqi, pc, 'json', response);
}
catch (e) {
console.log(e);
}
}
else if(bodytype === 'cbor') {
var encoded = request.payload.toString();
cbor.decodeFirst(encoded, function(err, pc) {
if (err) {
console.log('[coap noti cbor parser error]');
}
else {
var rqi = request.headers['x-m2m-ri'];
coap_noti_action(rqi, pc, 'cbor', response);
}
});
}
else {
var parser = new xml2js.Parser({explicitArray: false});
parser.parseString(request.payload.toString(), function (err, pc) {
if (err) {
console.log('[coap noti xml2js parser error]');
}
else {
var rqi = request.headers['x-m2m-ri'];
coap_noti_action(rqi, pc, 'xml', response);
}
});
}
}
// var response_ws = function (connection, rsc, to, fr, rqi, inpc, bodytype) {
// var rsp_message = {};
// rsp_message['m2m:rsp'] = {};
// rsp_message['m2m:rsp'].rsc = rsc;
// rsp_message['m2m:rsp'].to = to;
// rsp_message['m2m:rsp'].fr = fr;
// rsp_message['m2m:rsp'].rqi = rqi;
// rsp_message['m2m:rsp'].pc = inpc;
//
// if(bodytype === 'xml') {
// rsp_message['m2m:rsp']['@'] = {
// "xmlns:m2m": "http://www.onem2m.org/xml/protocols",
// "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance"
// };
//
// var xmlString = js2xmlparser.parse("m2m:rsp", rsp_message['m2m:rsp']);
//
// connection.sendUTF(xmlString.toString());
// }
// else if (bodytype === 'cbor') {
// xmlString = cbor.encode(rsp_message['m2m:rsp']).toString('hex');
//
// connection.sendUTF(xmlString.toString());
// }
// else { // 'json'
// connection.sendUTF(JSON.stringify(rsp_message['m2m:rsp']));
// }
// };
//
// var ws_noti_action = function(connection, bodytype, jsonObj) {
// if (jsonObj != null) {
// var op = (jsonObj['m2m:rqp']['op'] == null) ? '' : jsonObj['m2m:rqp']['op'];
// var to = (jsonObj['m2m:rqp']['to'] == null) ? '' : jsonObj['m2m:rqp']['to'];
// var fr = (jsonObj['m2m:rqp']['fr'] == null) ? '' : jsonObj['m2m:rqp']['fr'];
// var rqi = (jsonObj['m2m:rqp']['rqi'] == null) ? '' : jsonObj['m2m:rqp']['rqi'];
// var pc = {};
// pc = (jsonObj['m2m:rqp']['pc'] == null) ? {} : jsonObj['m2m:rqp']['pc'];
//
// if(pc['m2m:sgn']) {
// pc.sgn = {};
// pc.sgn = pc['m2m:sgn'];
// delete pc['m2m:sgn'];
// }
//
// _this.parse_sgn(rqi, pc, function (path_arr, cinObj, rqi) {
// if(cinObj) {
// if(cinObj.sud || cinObj.vrq) {
// response_ws(connection, 2001, '', conf.ae.id, rqi, '', bodytype);
// }
// else {
// response_ws(connection, 2001, '', conf.ae.id, rqi, '', bodytype);
//
// //console.log((cinObj.con != null ? cinObj.con : cinObj.content));
// console.log('ws ' + bodytype + ' notification <----');
//
//
// _this.emit('notification', path_arr.join('/'), cinObj);
// }
// }
// });
// }
// else {
// console.log('[mqtt_noti_action] message is not noti');
// }
// };
///////////
var crtae = function (parent, rn, api, callback) {
if(onem2m_options.protocol === 'http') {
var results_ae = {};
var bodyString = '';
if (onem2m_options.bodytype === 'xml') {
results_ae.api = api;
results_ae.rr = true;
results_ae['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
"rn": rn
};
bodyString = js2xmlparser.parse("m2m:ae", results_ae);
console.log(bodyString);
}
else if (onem2m_options.bodytype === 'cbor') {
results_ae['m2m:ae'] = {};
results_ae['m2m:ae'].api = api;
results_ae['m2m:ae'].rn = rn;
results_ae['m2m:ae'].rr = true;
bodyString = cbor.encode(results_ae).toString('hex');
console.log(bodyString);
}
else {
results_ae['m2m:ae'] = {};
results_ae['m2m:ae'].api = api;
results_ae['m2m:ae'].rn = rn;
results_ae['m2m:ae'].rr = true;
//results_ae['m2m:ae'].acpi = '/mobius-yt/acp1';
bodyString = JSON.stringify(results_ae);
}
http_request(parent, 'post', '2', bodyString, function (res, res_body) {
callback(res.headers['x-m2m-rsc'], res_body);
});
}
else if(onem2m_options.protocol === 'mqtt') {
var rqi = shortid.generate();
callback_q[rqi] = callback;
resp_mqtt_ri_arr.push(rqi);
resp_mqtt_path_arr[rqi] = parent;
var req_message = {};
req_message['m2m:rqp'] = {};
req_message['m2m:rqp'].op = '1'; // create
req_message['m2m:rqp'].to = parent;
req_message['m2m:rqp'].fr = onem2m_options.aei;
req_message['m2m:rqp'].rqi = rqi;
req_message['m2m:rqp'].ty = '2'; // ae
req_message['m2m:rqp'].pc = {};
req_message['m2m:rqp'].pc['m2m:ae'] = {};
req_message['m2m:rqp'].pc['m2m:ae'].rn = rn;
req_message['m2m:rqp'].pc['m2m:ae'].api = api;
req_message['m2m:rqp'].pc['m2m:ae'].rr = 'true';
if (onem2m_options.bodytype == 'xml') {
req_message['m2m:rqp']['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance"
};
req_message['m2m:rqp'].pc['m2m:ae']['@'] = {"rn": rn};
delete req_message['m2m:rqp'].pc['m2m:ae'].rn;
var bodyString = js2xmlparser.parse("m2m:rqp", req_message['m2m:rqp']);
console.log(bodyString);
mqtt_client.publish(req_topic, bodyString);
console.log(req_topic + ' (' + rqi + ' - xml) ---->');
}
else if(onem2m_options.bodytype === 'cbor') {
bodyString = cbor.encode(req_message['m2m:rqp']).toString('hex');
mqtt_client.publish(req_topic, bodyString);
console.log(req_topic + ' (cbor) ' + bodyString + ' ---->');
}
else { // 'json'
mqtt_client.publish(req_topic, JSON.stringify(req_message['m2m:rqp']));
console.log(req_topic + ' (json) ' + JSON.stringify(req_message['m2m:rqp']) + ' ---->');
}
}
else if(onem2m_options.protocol === 'coap') {
results_ae = {};
bodyString = '';
if(onem2m_options.bodytype === 'xml') {
results_ae.api = api;
results_ae.rr = 'true';
results_ae['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
"rn" : rn
};
bodyString = js2xmlparser.parse("m2m:ae", results_ae);
}
else if(onem2m_options.bodytype === 'cbor') {
results_ae['m2m:ae'] = {};
results_ae['m2m:ae'].api = api;
results_ae['m2m:ae'].rn = rn;
results_ae['m2m:ae'].rr = true;
bodyString = cbor.encode(results_ae).toString('hex');
console.log(bodyString);
}
else {
results_ae['m2m:ae'] = {};
results_ae['m2m:ae'].api = api;
results_ae['m2m:ae'].rn = rn;
results_ae['m2m:ae'].rr = true;
//results_ae['m2m:ae'].acpi = '/mobius-yt/acp1';
bodyString = JSON.stringify(results_ae);
}
coap_request(parent, 'post', '2', bodyString, function (res, res_body) {
for (var idx in res.options) {
if (res.options.hasOwnProperty(idx)) {
if (res.options[idx].name === '265') { // 'X-M2M-RSC
var rsc = (Buffer.isBuffer(res.options[idx].value) ? res.options[idx].value.readUInt16BE(0).toString() : res.options[idx].value.toString());
break;
}
}
}
callback(rsc, res_body);
});
}
else if(onem2m_options.protocol === 'ws') {
rqi = shortid.generate();
callback_q[rqi] = callback;
resp_mqtt_ri_arr.push(rqi);
resp_mqtt_path_arr[rqi] = parent;
req_message = {};
req_message['m2m:rqp'] = {};
req_message['m2m:rqp'].op = '1'; // create
req_message['m2m:rqp'].to = parent;
req_message['m2m:rqp'].fr = onem2m_options.aei;
req_message['m2m:rqp'].rqi = rqi;
req_message['m2m:rqp'].ty = '2'; // ae
req_message['m2m:rqp'].pc = {};
req_message['m2m:rqp'].pc['m2m:ae'] = {};
req_message['m2m:rqp'].pc['m2m:ae'].rn = rn;
req_message['m2m:rqp'].pc['m2m:ae'].api = api;
req_message['m2m:rqp'].pc['m2m:ae'].rr = 'true';
if (onem2m_options.bodytype === 'xml') {
req_message['m2m:rqp']['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance"
};
req_message['m2m:rqp'].pc['m2m:ae']['@'] = {"rn": rn};
delete req_message['m2m:rqp'].pc['m2m:ae'].rn;
bodyString = js2xmlparser.parse("m2m:rqp", req_message['m2m:rqp']);
ws_connection.sendUTF(bodyString);
console.log('websocket (xml)' + rqi + '---->');
}
else if(onem2m_options.bodytype === 'cbor') {
bodyString = cbor.encode(req_message['m2m:rqp']).toString('hex');
console.log(bodyString);
ws_connection.sendUTF(bodyString);
console.log('websocket (cbor) ' + bodyString + ' ---->');
}
else { // 'json'
ws_connection.sendUTF(JSON.stringify(req_message['m2m:rqp']));
console.log('websocket (json) ' + JSON.stringify(req_message['m2m:rqp']) + ' ---->');
}
}
};
var rtvae = function (target, callback) {
if (onem2m_options.protocol === 'http') {
http_request(target, 'get', '', '', function (res, res_body) {
callback(res.headers['x-m2m-rsc'], res_body);
});
}
else if (onem2m_options.protocol === 'mqtt') {
var rqi = shortid.generate();
callback_q[rqi] = callback;
resp_mqtt_ri_arr.push(rqi);
resp_mqtt_path_arr[rqi] = target;
var req_message = {};
req_message['m2m:rqp'] = {};
req_message['m2m:rqp'].op = '2'; // retrieve
req_message['m2m:rqp'].to = target;
req_message['m2m:rqp'].fr = onem2m_options.aei;
req_message['m2m:rqp'].rqi = rqi;
req_message['m2m:rqp'].pc = {};
if (onem2m_options.bodytype === 'xml') {
req_message['m2m:rqp']['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance"
};
var bodyString = js2xmlparser.parse("m2m:rqp", req_message['m2m:rqp']);
console.log(bodyString);
mqtt_client.publish(req_topic, bodyString);
console.log(req_topic + ' (' + rqi + ' - xml) ---->');
}
else if(onem2m_options.bodytype === 'cbor') {
bodyString = cbor.encode(req_message['m2m:rqp']).toString('hex');
mqtt_client.publish(req_topic, bodyString);
console.log(req_topic + ' (cbor) ' + bodyString + ' ---->');
}
else { // 'json'
mqtt_client.publish(req_topic, JSON.stringify(req_message['m2m:rqp']));
console.log(req_topic + ' (json) ---->');
}
}
else if(onem2m_options.protocol === 'coap') {
coap_request(target, 'get', '', '', function (res, res_body) {
for (var idx in res.options) {
if (res.options.hasOwnProperty(idx)) {
if (res.options[idx].name === '265') { // 'X-M2M-RSC
var rsc = (Buffer.isBuffer(res.options[idx].value) ? res.options[idx].value.readUInt16BE(0).toString() : res.options[idx].value.toString());
break;
}
}
}
callback(rsc, res_body);
});
}
else if(onem2m_options.protocol === 'ws') {
rqi = shortid.generate();
callback_q[rqi] = callback;
resp_mqtt_ri_arr.push(rqi);
resp_mqtt_path_arr[rqi] = target;
req_message = {};
req_message['m2m:rqp'] = {};
req_message['m2m:rqp'].op = '2'; // retrieve
req_message['m2m:rqp'].to = target;
req_message['m2m:rqp'].fr = onem2m_options.aei;
req_message['m2m:rqp'].rqi = rqi;
req_message['m2m:rqp'].pc = {};
if (onem2m_options.bodytype === 'xml') {
req_message['m2m:rqp']['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",
"xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance"
};
bodyString = js2xmlparser.parse("m2m:rqp", req_message['m2m:rqp']);
ws_connection.sendUTF(bodyString);
console.log('websocket (xml) ' + JSON.stringify(req_message['m2m:rqp']) + ' ---->');
}
else if(onem2m_options.bodytype === 'cbor') {
bodyString = cbor.encode(req_message['m2m:rqp']).toString('hex');
console.log(bodyString);
ws_connection.sendUTF(bodyString);
console.log('websocket (cbor) ' + bodyString + ' ---->');
}
else { // 'json'
ws_connection.sendUTF(JSON.stringify(req_message['m2m:rqp']));
console.log('websocket (json) ' + JSON.stringify(req_message['m2m:rqp']) + ' ---->');
}
}
};
var udtae = function (target, callback) {
if(onem2m_options.protocol === 'http') {
var bodyString = '';
var results_ae = {};
if (onem2m_options.bodytype === 'xml') {
results_ae.lbl = 'seahorse';
results_ae['@'] = {
"xmlns:m2m": "http://www.onem2m.org/xml/protocols",