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on 2024/11/27 09:09
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1 -XWiki.EdwinChen
1 +XWiki.hera
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69 69  
70 70  **So we have this device in the Tenant Device List. The next step will be how to use these value to make a nice dashboard for user's application.**
71 71  
72 -
73 -
74 74  = 3.  Connect to The Things Stack =
75 75  
76 76  == 3.1 Network Structure ==
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131 131  
132 132  
133 133  [[image:1728536541040-814.png]]
132 +
133 += 4.Connect chirpstack to Thingseye by way of MQTT =
134 +
135 +* **How to connect chirpstack to Thingseye by way of MQTT? The following tutorial will show you**
136 +
137 +== 4.1 Thingseye adds MQTT integration ==
138 +
139 +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";
140 +
141 +[[image:图片1.png]]
142 +
143 +== 4.2 Add an uplink and downlink data converter ==
144 +
145 +In the function decoder field, specify the script to parse and transform the data.
146 +
147 +[[image:图片2.png]]
148 +
149 +* **Uplink——JavaScript：**
150 +
151 +var data = decodeToJson(payload);
152 +
153 +var deviceName = data.deviceInfo.deviceName;
154 +
155 +var deviceType = data.applicationName;
156 +
157 +var devEui = data.deviceInfo.devEui
158 +
159 +var label = data.deviceInfo.devEui
160 +
161 +var model = {};
162 +
163 +var data2 = data.object;
164 +
165 +var flg = data.fPort
166 +
167 +for (var key in data2) {
168 +
169 + ~/~/ 将属性名存入新对象中
170 +
171 + model[key] = data2[key];
172 +
173 +}
174 +
175 +~/~/var obj = {"devid":deviceName}
176 +
177 +var result = {
178 +
179 + deviceName: deviceName,
180 +
181 + deviceType: deviceType,
182 +
183 + telemetry: model,
184 +
185 + groupName: "Case Study",
186 +
187 + ~/~/label:label,
188 +
189 + attributes:{"devEui":devEui,
190 +
191 + ~/~/"timevalue":"test",
192 +
193 + "inactivityTimeout":1260000
194 +
195 + ~/~/ "High_humidity_alarm":"not set",
196 +
197 + ~/~/ "High_temperature_alarm":"not set",
198 +
199 + ~/~/ "Low_humidity_alarm":"not set",
200 +
201 + ~/~/ "Low_temperature_alarm":"not set",
202 +
203 + ~/~/ "Low_voltage_alarm":"not set"
204 +
205 + ~/~/"customerName": "Civionic Engineering & Consulting (2014) Inc."
206 +
207 + }
208 +
209 +};
210 +
211 +function decodeToString(payload) {
212 +
213 + return String.fromCharCode.apply(String, payload);
214 +
215 +}
216 +
217 +function decodeToJson(payload) {
218 +
219 + var str = decodeToString(payload);
220 +
221 + var data = JSON.parse(str);
222 +
223 + return data;
224 +
225 +}
226 +
227 +return result;
228 +
229 +[[image:图片3.png]]
230 +
231 +* **Dowblink——JavaScript：**
232 +
233 +~/~/ Encode downlink data from incoming Rule Engine message
234 +
235 +~/~/ msg - JSON message payload downlink message json
236 +
237 +~/~/ msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
238 +
239 +~/~/ metadata - list of key-value pairs with additional data about the message
240 +
241 +~/~/ integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
242 +
243 +~/~/ /~*~* Encoder ~*~*/
244 +
245 +~/~/var data = {"value":99};
246 +
247 +~/~/ ~/~/ Process data from incoming message and metadata
248 +
249 +~/~/ data.tempFreq = msg.temperatureUploadFrequency;
250 +
251 +~/~/ data.humFreq = msg.humidityUploadFrequency;
252 +
253 +~/~/ data.devSerialNumber = metadata['ss_serialNumber'];
254 +
255 +~/~/ ~/~/ Result object with encoded downlink payload
256 +
257 +var result = {
258 +
259 + ~/~/ downlink data content type: JSON, TEXT or BINARY (base64 format)
260 +
261 + contentType: "TEXT",
262 +
263 + ~/~/ downlink data
264 +
265 + data: msg.shared_value ,~/~/JSON.stringify(data),
266 +
267 + ~/~/ Optional metadata object presented in key/value format
268 +
269 + metadata: {
270 +
271 + topic: '/test/down/'+metadata.deviceName
272 +
273 + }
274 +
275 +};
276 +
277 +return result;
278 +
279 +== 4.3 Configure the connection ==
280 +
281 +Generate MQTT certificate integrated on chirpstack
282 +
283 +Chirpstack generates CA certificate, TLS certificate, and TLS key respectively
284 +
285 +They correspond to the CA certificate file, Certificate file, and Private key file on thingseye
286 +
287 +[[image:图片4.png]]
288 +
289 +[[image:图片5.png||height="630" width="1269"]]
290 +
291 +* Copy the contents of the certificates and paste them into the linked file below, a total of three certificates are required
292 +
293 +**Integrated Certificate File demo Download Address：**
294 +
295 +[[https:~~/~~/github.com/ThingsEye-io/te-platform/tree/main/chirpstack>>https://github.com/ThingsEye-io/te-platform/tree/main/chirpstack]]
296 +
297 +Enter the server address Host: lns1.thingseye.io on the Connection configuration
298 +
299 +Port: 8883
300 +
301 +Credentials type: PEM
302 +
303 +Upload the certificate and key file
304 +
305 +[[image:图片6.png]]
306 +
307 +[[image:图片7.png]]
308 +
309 +The default for Topic is:
310 +
311 +application/**chirpstack application id**/device/+/event/up
312 +
313 +[[image:图片8.png]]
314 +
315 +
316 +(% class="wikigeneratedid" %)
317 +[[image:屏幕截图 2024-11-25 095805.png||height="374" width="1272"]]
318 +
319 +== 4.4 Check the connection ==
320 +
321 +[[image:图片9.png]]
322 +
323 +[[image:图片10.png]]
324 +
325 += 5. Check Data Uplink Log =
326 +
327 +User can check the devices log in Intergration.
328 +
329 +[[image:1729562069134-315.png||height="587" width="723"]]
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