Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -251,8 +251,8 @@ 251 251 mosquitto_pub $D -h $server -p $port -q $pub_qos -t $pub_topic -u $user -P "$pass" $PUB_FLAG "$mqtt_data" 252 252 \\# 0. Else - invalid parameters, just log 253 253 else 254 -case="Invalid parameters" 255 -logger "[IoT.MQTT]:Invalid Parameters - mosquitto_pub not called." 254 +case="(% style="color:red" %)Invalid parameters" (%%) 255 +logger (% style="color:red" %)"[IoT.MQTT]:Invalid Parameters - mosquitto_pub not called."(%%) 256 256 fi// 257 257 ))) 258 258 ... ... @@ -263,6 +263,7 @@ 263 263 264 264 This section is an example to show how to set up LG01-N to communicate with a MQTT server. The MQTT server is a simple utility set up in a local PC. Note: User can set up same server via [[this instruction>>url:http://www.steves-internet-guide.com/install-mosquitto-broker/]]. 265 265 266 + 266 266 == 4.2 Simulate via MQTT.fx utility == 267 267 268 268 The [[MQTT.fx>>url:http://mqttfx.jensd.de/index.php/download]] is a MQTT client tool. We can use this to simulate a MQTT connection to our MQTT broker first to make sure the MQTT broker works. This will also help us understand how it works. ... ... @@ -271,19 +271,21 @@ 271 271 In this test, the MQTT broker and MQTT.fx are installed in the same PC, so the MQTT server address in MQTT.fx should be localhost. Below shows how to connect to the server. 272 272 ))) 273 273 274 -[[image: https://wiki.dragino.com/images/thumb/0/06/MQTT_Forward_4.png/600px-MQTT_Forward_4.png||height="201" width="600"]]275 +[[image:image-20220527134929-6.png]] 275 275 276 276 Connect to MQTT Broker 277 277 279 + 278 278 After connected, use publish to public some thing to MQTT server. This to simulate upsteam 279 279 280 -[[image: https://wiki.dragino.com/images/thumb/b/bd/MQTT_Forward_5.png/600px-MQTT_Forward_5.png||height="149" width="600"]]282 +[[image:image-20220527135037-7.png]] 281 281 282 282 Upstream: Publish message to MQTT Broker 283 283 286 + 284 284 To simulate a downstream, use MQTT.fx to subscribe a topic, and publish something to this topic. as Below: 285 285 286 -[[image: https://wiki.dragino.com/images/thumb/3/3d/MQTT_Forward_6.png/600px-MQTT_Forward_6.png||height="279" width="600"]]289 +[[image:image-20220527135215-8.png]] 287 287 288 288 Downstream: Subscribe a topic to get downstream 289 289 ... ... @@ -295,7 +295,7 @@ 295 295 In the Dragino Gateway, we use [[mosquitto client>>url:https://mosquitto.org/]] for MQTT connection. 296 296 297 297 298 -(% class="mark" %)**For Upstream**301 +(% style="color:#4f81bd" %)**For Upstream** 299 299 300 300 command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]] 301 301 ... ... @@ -303,16 +303,16 @@ 303 303 304 304 Note: 192.168.199.148 is MQTT broker address, the gateway and the MQTT broker PC are in the same network. 305 305 306 -[[image: https://wiki.dragino.com/images/thumb/d/d0/MQTT_Command_6.png/600px-MQTT_Command_6.png||height="188" width="600"]]309 +[[image:image-20220527135310-9.png]] 307 307 308 308 mosquitto_pub 309 309 310 310 311 -(% class="mark" %)**For Downstream**314 +(% style="color:#4f81bd" %)**For Downstream** 312 312 313 313 Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic. 314 314 315 -[[image: https://wiki.dragino.com/images/thumb/8/89/MQTT_Command_7.png/600px-MQTT_Command_7.png||height="267" width="600"]]318 +[[image:image-20220527135440-10.png]] 316 316 317 317 mosquitto_sub 318 318 ... ... @@ -322,7 +322,7 @@ 322 322 This chapter are step by step to show to configure the Dragino Menu for MQTT auto connection. 323 323 324 324 ((( 325 -Go to (% class="mark" %)**Dragino Menu ~-~-> MQTT Client**328 +Go to (% style="color:#4f81bd" %)**Dragino Menu ~-~-> MQTT Client** 326 326 ))) 327 327 328 328 [[image:https://wiki.dragino.com/images/thumb/b/bc/MQTT_Command_8.png/600px-MQTT_Command_8.png||height="249" width="600"]] ... ... @@ -330,10 +330,10 @@ 330 330 go to mqtt configure menu 331 331 332 332 ((( 333 -Select **Forward to MQTT server**. class="mark" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service.336 +Select (% style="color:#4f81bd" %)**Forward to MQTT server**. (% style="color:red" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service. 334 334 ))) 335 335 336 -[[image: https://wiki.dragino.com/images/thumb/1/14/MQTT_Commands_8.png/600px-MQTT_Commands_8.png||height="240" width="600"]]339 +[[image:image-20220527135742-11.png]] 337 337 338 338 forward to MQTT 339 339 ... ... @@ -351,15 +351,16 @@ 351 351 ~/~/DATA: The data stores in /var/iot/channels/ 352 352 ))) 353 353 354 -[[image: https://wiki.dragino.com/images/thumb/c/c7/MQTT_Command_9.png/600px-MQTT_Command_9.png||height="385" width="600"]]357 +[[image:image-20220527135828-12.png]] 355 355 356 356 MQTT Publish configure 357 357 358 358 359 -[[image: https://wiki.dragino.com/images/thumb/b/b7/MQTT_Command_10.png/600px-MQTT_Command_10.png||height="544" width="600"]]362 +[[image:image-20220527135929-13.png]] 360 360 361 361 MQTT Channel settings 362 362 366 + 363 363 ((( 364 364 For example, if we put a data(temp=46) on the file /var/iot/channels/4567, because 4567 match the remote channel 78901. the gateway will run this command: 365 365 ))) ... ... @@ -378,7 +378,7 @@ 378 378 Below is a simulation to put this data to active the MQTT publish. 379 379 ))) 380 380 381 -[[image: https://wiki.dragino.com/images/thumb/3/30/MQTT_Command_11.png/600px-MQTT_Command_11.png||height="308" width="600"]]385 +[[image:image-20220527140023-14.png]] 382 382 383 383 MQTT Publish 384 384 ... ... @@ -392,7 +392,7 @@ 392 392 mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command. 393 393 ))) 394 394 395 -[[image: https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]399 +[[image:image-20220527140100-15.png]] 396 396 397 397 MQTT Subscribe 398 398 ... ... @@ -401,7 +401,7 @@ 401 401 When MQTT broker receive a update on this topic, the gateway will get the update and use LoRa radio to broadcast this message. The LoRa parameters used for update is: 402 402 ))) 403 403 404 -[[image: https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]408 +[[image:image-20220527140148-16.png]] 405 405 406 406 LoRa Broadcast parameters. 407 407 ... ... @@ -408,7 +408,7 @@ 408 408 409 409 And below is the subscribe simulation: 410 410 411 -[[image: https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]415 +[[image:image-20220527140238-17.png]] 412 412 413 413 downstream simulation 414 414 ... ... @@ -417,6 +417,7 @@ 417 417 418 418 In above section, we have configured the UI to support MQTT upstream and downstream. We can simulate via Linux command. In this section, we will guide how to communicate with remote LoRa End Node for upstream and downstream. 419 419 424 + 420 420 === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 === 421 421 422 422 ((( ... ... @@ -439,7 +439,7 @@ 439 439 * Downstream: Listening broadcast message from gateway, and print it in console. 440 440 * The LoRa parameter settings in Arduino should match the LoRa settings in gateway, as below: 441 441 442 -[[image: https://wiki.dragino.com/images/thumb/3/3b/MQTT_Command_17.png/600px-MQTT_Command_17.png||height="197" width="600"]]447 +[[image:image-20220527140354-18.png]] 443 443 444 444 LoRa Parameter should match 445 445 ... ... @@ -446,10 +446,11 @@ 446 446 447 447 Below is the test result after the Arduino Sketch is running. 448 448 449 -[[image: https://wiki.dragino.com/images/thumb/6/63/MQTT_Command_18.png/600px-MQTT_Command_18.png||height="319" width="600"]]454 +[[image:image-20220527140459-19.png]] 450 450 451 451 Upstream Data Flow 452 452 458 + 453 453 [[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]] 454 454 455 455 Downstream Data Flow
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