Last modified by Hera Guo on 2025/02/18 09:29
From version 13.1
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edited by Hera Guo
on 2024/11/27 09:02
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1 -XWiki.EdwinChen
1 +XWiki.hera
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132 132  
133 133  [[image:1728536541040-814.png]]
134 134  
135 += 4.Connect chirpstack to Thingseye by way of MQTT =
135 135  
137 +* **How to connect chirpstack to Thingseye by way of MQTT? The following tutorial will show you**
136 136  
137 -= 4. Check Data Uplink Log =
139 +== 4.1 Thingseye adds MQTT integration ==
138 138  
141 +Go to the Integrations page in the Integrations center section. Click the plus button to start adding a new integration. Select the type "MQTT" integration and click "Next";
142 +
143 +[[image:图片1.png||height="655" width="1320"]]
144 +
145 +== 4.2 Add an uplink and downlink data converter ==
146 +
147 +In the function decoder field, specify the script to parse and transform the data.
148 +
149 +[[image:图片2.png||height="653" width="1315"]]
150 +
151 +* **Uplink——JavaScript：**
152 +
153 +var data = decodeToJson(payload);
154 +
155 +var deviceName = data.deviceInfo.deviceName;
156 +
157 +var deviceType = data.applicationName;
158 +
159 +var devEui = data.deviceInfo.devEui
160 +
161 +var label = data.deviceInfo.devEui
162 +
163 +var model = {};
164 +
165 +var data2 = data.object;
166 +
167 +var flg = data.fPort
168 +
169 +for (var key in data2) {
170 +
171 + ~/~/ 将属性名存入新对象中
172 +
173 + model[key] = data2[key];
174 +
175 +}
176 +
177 +~/~/var obj = {"devid":deviceName}
178 +
179 +var result = {
180 +
181 + deviceName: deviceName,
182 +
183 + deviceType: deviceType,
184 +
185 + telemetry: model,
186 +
187 + groupName: "Case Study",
188 +
189 + ~/~/label:label,
190 +
191 + attributes:{"devEui":devEui,
192 +
193 + ~/~/"timevalue":"test",
194 +
195 + "inactivityTimeout":1260000
196 +
197 + ~/~/ "High_humidity_alarm":"not set",
198 +
199 + ~/~/ "High_temperature_alarm":"not set",
200 +
201 + ~/~/ "Low_humidity_alarm":"not set",
202 +
203 + ~/~/ "Low_temperature_alarm":"not set",
204 +
205 + ~/~/ "Low_voltage_alarm":"not set"
206 +
207 + ~/~/"customerName": "Civionic Engineering & Consulting (2014) Inc."
208 +
209 + }
210 +
211 +};
212 +
213 +function decodeToString(payload) {
214 +
215 + return String.fromCharCode.apply(String, payload);
216 +
217 +}
218 +
219 +function decodeToJson(payload) {
220 +
221 + var str = decodeToString(payload);
222 +
223 + var data = JSON.parse(str);
224 +
225 + return data;
226 +
227 +}
228 +
229 +return result;
230 +
231 +[[image:图片3.png||height="657" width="1324"]]
232 +
233 +* **Dowblink——JavaScript：**
234 +
235 +~/~/ Encode downlink data from incoming Rule Engine message
236 +
237 +~/~/ msg - JSON message payload downlink message json
238 +
239 +~/~/ msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
240 +
241 +~/~/ metadata - list of key-value pairs with additional data about the message
242 +
243 +~/~/ integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
244 +
245 +~/~/ /~*~* Encoder ~*~*/
246 +
247 +~/~/var data = {"value":99};
248 +
249 +~/~/ ~/~/ Process data from incoming message and metadata
250 +
251 +~/~/ data.tempFreq = msg.temperatureUploadFrequency;
252 +
253 +~/~/ data.humFreq = msg.humidityUploadFrequency;
254 +
255 +~/~/ data.devSerialNumber = metadata['ss_serialNumber'];
256 +
257 +~/~/ ~/~/ Result object with encoded downlink payload
258 +
259 +var result = {
260 +
261 + ~/~/ downlink data content type: JSON, TEXT or BINARY (base64 format)
262 +
263 + contentType: "TEXT",
264 +
265 + ~/~/ downlink data
266 +
267 + data: msg.shared_value ,~/~/JSON.stringify(data),
268 +
269 + ~/~/ Optional metadata object presented in key/value format
270 +
271 + metadata: {
272 +
273 + topic: '/test/down/'+metadata.deviceName
274 +
275 + }
276 +
277 +};
278 +
279 +return result;
280 +
281 +== 4.3 Configure the connection ==
282 +
283 +Generate MQTT certificate integrated on chirpstack
284 +
285 +Chirpstack generates CA certificate, TLS certificate, and TLS key respectively
286 +
287 +They correspond to the CA certificate file, Certificate file, and Private key file on thingseye
288 +
289 +[[image:图片4.png||height="669" width="1348"]]
290 +
291 +[[image:图片5.png||height="669" width="1348"]]
292 +
293 +* Copy the contents of the certificates and paste them into the linked file below, a total of three certificates are required
294 +
295 +**Integrated Certificate File demo Download Address：**
296 +
297 +[[https:~~/~~/github.com/ThingsEye-io/te-platform/tree/main/chirpstack>>https://github.com/ThingsEye-io/te-platform/tree/main/chirpstack]]
298 +
299 +Enter the server address Host: lns1.thingseye.io on the Connection configuration
300 +
301 +Port: 8883
302 +
303 +Credentials type: PEM
304 +
305 +Upload the certificate and key file
306 +
307 +[[image:图片6.png||height="672" width="1353"]]
308 +
309 +[[image:图片7.png||height="671" width="1352"]]
310 +
311 +The default for Topic is:
312 +
313 +application/**chirpstack application id**/device/+/event/up
314 +
315 +[[image:图片8.png||height="673" width="1356"]]
316 +
317 +[[image:1732500689044-955.png]]
318 +
319 +== 4.4 Check the connection ==
320 +
321 +[[image:图片9.png||height="718" width="1446"]]
322 +
323 +[[image:图片10.png||height="711" width="1432"]]
324 +
325 +
326 += 5. Check Data Uplink Log =
327 +
139 139  User can check the devices log in Intergration.
140 140  
141 141  [[image:1729562069134-315.png||height="587" width="723"]]