1 /******************************************************************************
3 @file iot-gateway.js
5 @brief IoT gateway
7 Group: WCS LPC
8 $Target Devices: Linux: AM335x, Embedded Devices: CC1310, CC1350$
10 ******************************************************************************
11 $License: BSD3 2016 $
13 Copyright (c) 2015, Texas Instruments Incorporated
14 All rights reserved.
16 Redistribution and use in source and binary forms, with or without
17 modification, are permitted provided that the following conditions
18 are met:
20 * Redistributions of source code must retain the above copyright
21 notice, this list of conditions and the following disclaimer.
23 * Redistributions in binary form must reproduce the above copyright
24 notice, this list of conditions and the following disclaimer in the
25 documentation and/or other materials provided with the distribution.
27 * Neither the name of Texas Instruments Incorporated nor the names of
28 its contributors may be used to endorse or promote products derived
29 from this software without specific prior written permission.
31 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
32 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
33 THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
34 PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
35 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
36 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
37 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
38 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
39 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
40 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
41 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 ******************************************************************************
43 $Release Name: TI-15.4Stack Linux x64 SDK$
44 $Release Date: July 14, 2016 (2.00.00.30)$
45 *****************************************************************************/
46 var AppClient = require("./appClient/appclient.js");
47 var AwsAdapter = require("./cloudAdapter/awsCloudAdapter.js");
48 var IbmAdapter = require("./cloudAdapter/ibmCloudAdapter.js");
49 var QuickstartAdapter = require("./cloudAdapter/ibmQuickstartAdapter.js");
50 var LocalAdapter = require("./webserver/webserver.js");
51 var isAws = false;
52 var isIbm = false;
53 var isQuickstart = false;
54 var isLocal = false;
56 /*!
57 * @brief Constructor for IoT gateway
58 *
59 * @param none
60 *
61 * @return none
62 */
63 function Gateway() {
64 if (process.argv.length < 3)
65 {
66 console.log("Usage: node "+__filename+"'cloud service'");
67 console.log("Cloud service being 'aws' or 'ibm'");
68 process.exit(1);
69 }
70 var appClient = new AppClient();
71 var cloudAdapter = {};
72 if (process.argv[2].toLowerCase() == "aws"){
73 console.log("Starting AWS Cloud Adapter");
74 cloudAdapter = new AwsAdapter();
75 isAws = true;
77 }
78 else if (process.argv[2].toLowerCase() == "ibm"){
79 console.log("Starting IBM Cloud Adapter");
80 cloudAdapter = new IbmAdapter();
81 isIbm = true;
82 }
83 else if (process.argv[2].toLowerCase() == "quickstart"){
84 console.log("Starting IBM Quickstart Adapter");
85 cloudAdapter = new QuickstartAdapter();
86 isQuickstart = true;
87 }
88 else if (process.argv[2].toLowerCase() == "localhost"){
89 console.log("Starting Localhost Gateway");
90 cloudAdapter = new LocalAdapter();
91 isLocal = true;
92 }
93 else {
94 console.log(process.argv[2]+" is not a supported cloud service.\nPlease use 'aws' or 'ibm'");
95 process.exit(1);
96 }
98 /* Used for network startup, wait until we receive a network
99 * info update and a device array before sending the first
100 * Network Information Message Type to the Cloud
101 */
102 var gotNwkUpdate = false;
104 /* This functions checks every second to see if we've got the
105 * network and device information we need and also checks if we are
106 * connected to the cloud yet. Once all of that is true, we send
107 * the first Network Information Message Type to the Cloud and
108 * then clear the interval so the function won't repeat.
109 */
110 var intervalID = setInterval( function() {
111 if (cloudAdapter.connected && gotNwkUpdate){
112 var nwkInfo = formatNwkInfoMsg(appClient.nwkInfo, appClient.connectedDeviceList);
113 cloudAdapter.cloudAdapter_sendNetworkInfoMsg(nwkInfo);
114 if (isAws){
115 console.log('Visit the following url in your web browser to view the dashboard:');
116 console.log('iotdash.stackbuilder.us/#/dashboard/home?net=' + nwkInfo.ext_addr);
117 }
118 if (isQuickstart){
119 console.log("Quickstart DevID="+nwkInfo.ext_addr);
120 }
121 clearInterval(intervalID);
122 }
123 }, 1000);
125 /* Allows the Cloud to open or close the wireless network for new devices joins */
126 cloudAdapter.on('updateNetworkState', function (data) {
127 appClient.appC_setPermitJoin(data);
128 });
130 /* Allows the Cloud to sent actuation messages to devices in the wireless network */
131 cloudAdapter.on('deviceActuation', function (data) {
132 appClient.appC_sendDeviceActuation(data);
133 });
135 /* rcvd send config req */
136 cloudAdapter.on('sendConfig', function (data) {
137 /* send config request */
138 appClient.appC_sendConfig(data);
139 });
141 /* rcvd getNwkInfoReq */
142 cloudAdapter.on('getNwkInfoReq', function (data) {
143 /* process the request */
144 appClient.appC_getNwkInfo();
145 });
147 cloudAdapter.on('setJoinPermitReq', function (data) {
148 /* process the request */
149 appClient.appC_setPermitJoin(data);
150 });
152 /* A nwkUpdate (with the updated state) is also sent when the state changes so we don't
153 * need to take any action here
154 */
155 appClient.on('permitJoinCnf', function (data) {
156 console.log('gateway_permitJoinCnf');
157 });
159 /* Send Device Information Message to Cloud Adapter */
160 appClient.on('connDevInfoUpdate', function (data) {
161 var devInfo = formatDevInfoMsg(data);
162 cloudAdapter.cloudAdapter_sendDeviceInfoMsg(devInfo, '0x' + appClient.nwkInfo.panCoord.extAddress.toString(16));
163 });
165 /* Send Network Information Message to Cloud Adapter */
166 appClient.on('nwkInfo', function () {
167 gotNwkUpdate = true;
168 var nwkInfo = formatNwkInfoMsg(appClient.nwkInfo, appClient.connectedDeviceList);
169 console.log("nwkInfo:", nwkInfo);
170 cloudAdapter.cloudAdapter_sendNetworkInfoMsg(nwkInfo);
171 });
173 /* The Network Information Message Type should be common across Cloud vendors. This function
174 * formats the message in a generic way. The CloudAdapter can make vendor specific
175 * modifications before sending to the Cloud if necessary.
176 */
177 function formatNwkInfoMsg(nwkInfo, conDevs) {
178 var devices = [];
179 if (nwkInfo == null || conDevs == null)
180 {
181 console.log("formatNwkInfoMsg: invalid parameters");
182 return null;
183 }
184 var nwkAddress = '0x' + nwkInfo.panCoord.extAddress.toString(16);
185 for(i = 0; i < conDevs.length; i++) {
186 var short_addr = '0x' + conDevs[i].shortAddress.toString(16);
187 var ext_addr = '0x' + conDevs[i].extAddress.toString(16);
188 var active = conDevs[i].active;
189 devices.push( {
190 "name" : short_addr,
191 "active" : conDevs[i].active,
192 "rssi" : conDevs[i].rssi,
193 "last_reported" : conDevs[i].lastreported,
194 "short_addr" : short_addr,
195 "ext_addr" : ext_addr,
196 "topic" : 'ti_iot_' + nwkAddress + '_' + ext_addr,
197 "smart_objects" : conDevs[i].so.dump(function (err, data) {
198 if (!err)
199 return data;
200 })
201 });
202 }
204 return {
205 "name" : '0x' + nwkInfo.panCoord.shortAddress.toString(16),
206 "channels" : nwkInfo.channel,
207 "pan_id" : '0x' + nwkInfo.panCoord.panId.toString(16),
208 "short_addr" : '0x' + nwkInfo.panCoord.shortAddress.toString(16),
209 "ext_addr" : nwkAddress,
210 "security_enabled" : nwkInfo.securityEnabled,
211 "mode" : nwkInfo.networkMode,
212 "state" : nwkInfo.state,
213 "devices" : devices
214 }
215 }
217 /* The Device Information Message Type should be common across Cloud vendors. This function
218 * formats the message in a generic way. The CloudAdapter can make vendor specific
219 * modifications before sending to the Cloud if necessary.
220 */
221 function formatDevInfoMsg(dev) {
222 return {
223 "active" : dev.active,
224 "short_addr": '0x' + dev.shortAddress.toString(16),
225 "ext_addr" : '0x' + dev.extAddress.toString(16),
226 "rssi" : dev.rssi,
227 "last_reported" : dev.lastreported,
228 "smart_objects" : dev.so.dump(function (err, data) {
229 if (!err)
230 return data;
231 })
232 }
233 }
234 }
236 /* create gateway */
237 var gateway = new Gateway();