Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -101,7 +101,6 @@ 101 101 * USERNAME: User ID (-u) 102 102 * HOSTNAME: Device Hostname 103 103 104 - 105 105 === 3.3.2 -m message macro === 106 106 107 107 * HOSTNAME: Device Hostname ... ... @@ -110,7 +110,6 @@ 110 110 * META: Completely sensor data with time stamp and rssi 111 111 * JSON: Convert META to json format. 112 112 113 - 114 114 === 3.3.3 Example for Macro === 115 115 116 116 [[image:image-20220527134251-4.png]] ... ... @@ -188,7 +188,7 @@ 188 188 ~-~-help : display this message. 189 189 ~-~-repeat : if publish mode is -f, -m, or -s, then repeat the publish N times. 190 190 ~-~-repeat-delay : if using ~-~-repeat, wait time seconds between publishes. Defaults to 0. 191 -~-~-quiet : (% class="mark" %)don't print error messages.189 +~-~-quiet : (% style="color:red" %)don't print error messages. 192 192 ~-~-will-payload : payload for the client Will, which is sent by the broker in case of 193 193 unexpected disconnection. If not given and will-topic is set, a zero 194 194 length message will be sent. ... ... @@ -226,7 +226,7 @@ 226 226 227 227 (% class="box" %) 228 228 ((( 229 -# Call MQTT Publish command 227 +//# Call MQTT Publish command 230 230 \\# 1. Case with User, Password and Client ID present (e.g. Azure) 231 231 if [ ! -z "$pass" ] && [ ! -z "$user" ] && [ ! -z "$clientID" ]; then 232 232 case="1" ... ... @@ -253,9 +253,9 @@ 253 253 mosquitto_pub $D -h $server -p $port -q $pub_qos -t $pub_topic -u $user -P "$pass" $PUB_FLAG "$mqtt_data" 254 254 \\# 0. Else - invalid parameters, just log 255 255 else 256 -case="Invalid parameters" 257 -logger "[IoT.MQTT]:Invalid Parameters - mosquitto_pub not called." 258 -fi 254 +case="(% style="color:red" %)Invalid parameters" (%%) 255 +logger (% style="color:red" %)"[IoT.MQTT]:Invalid Parameters - mosquitto_pub not called."(%%) 256 +fi// 259 259 ))) 260 260 261 261 ... ... @@ -265,6 +265,7 @@ 265 265 266 266 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/]]. 267 267 266 + 268 268 == 4.2 Simulate via MQTT.fx utility == 269 269 270 270 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. ... ... @@ -273,19 +273,21 @@ 273 273 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. 274 274 ))) 275 275 276 -[[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]] 277 277 278 278 Connect to MQTT Broker 279 279 279 + 280 280 After connected, use publish to public some thing to MQTT server. This to simulate upsteam 281 281 282 -[[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]] 283 283 284 284 Upstream: Publish message to MQTT Broker 285 285 286 + 286 286 To simulate a downstream, use MQTT.fx to subscribe a topic, and publish something to this topic. as Below: 287 287 288 -[[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]] 289 289 290 290 Downstream: Subscribe a topic to get downstream 291 291 ... ... @@ -297,7 +297,7 @@ 297 297 In the Dragino Gateway, we use [[mosquitto client>>url:https://mosquitto.org/]] for MQTT connection. 298 298 299 299 300 -(% class="mark" %)**For Upstream**301 +(% style="color:#4f81bd" %)**For Upstream** 301 301 302 302 command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]] 303 303 ... ... @@ -305,16 +305,16 @@ 305 305 306 306 Note: 192.168.199.148 is MQTT broker address, the gateway and the MQTT broker PC are in the same network. 307 307 308 -[[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]] 309 309 310 310 mosquitto_pub 311 311 312 312 313 -(% class="mark" %)**For Downstream**314 +(% style="color:#4f81bd" %)**For Downstream** 314 314 315 315 Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic. 316 316 317 -[[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]] 318 318 319 319 mosquitto_sub 320 320 ... ... @@ -324,7 +324,7 @@ 324 324 This chapter are step by step to show to configure the Dragino Menu for MQTT auto connection. 325 325 326 326 ((( 327 -Go to (% class="mark" %)**Dragino Menu ~-~-> MQTT Client**328 +Go to (% style="color:#4f81bd" %)**Dragino Menu ~-~-> MQTT Client** 328 328 ))) 329 329 330 330 [[image:https://wiki.dragino.com/images/thumb/b/bc/MQTT_Command_8.png/600px-MQTT_Command_8.png||height="249" width="600"]] ... ... @@ -332,10 +332,10 @@ 332 332 go to mqtt configure menu 333 333 334 334 ((( 335 -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. 336 336 ))) 337 337 338 -[[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]] 339 339 340 340 forward to MQTT 341 341 ... ... @@ -353,15 +353,16 @@ 353 353 ~/~/DATA: The data stores in /var/iot/channels/ 354 354 ))) 355 355 356 -[[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]] 357 357 358 358 MQTT Publish configure 359 359 360 360 361 -[[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]] 362 362 363 363 MQTT Channel settings 364 364 366 + 365 365 ((( 366 366 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: 367 367 ))) ... ... @@ -380,7 +380,7 @@ 380 380 Below is a simulation to put this data to active the MQTT publish. 381 381 ))) 382 382 383 -[[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]] 384 384 385 385 MQTT Publish 386 386 ... ... @@ -394,7 +394,7 @@ 394 394 mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command. 395 395 ))) 396 396 397 -[[image: https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]399 +[[image:image-20220527140100-15.png]] 398 398 399 399 MQTT Subscribe 400 400 ... ... @@ -403,7 +403,7 @@ 403 403 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: 404 404 ))) 405 405 406 -[[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]] 407 407 408 408 LoRa Broadcast parameters. 409 409 ... ... @@ -410,7 +410,7 @@ 410 410 411 411 And below is the subscribe simulation: 412 412 413 -[[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]] 414 414 415 415 downstream simulation 416 416 ... ... @@ -419,6 +419,7 @@ 419 419 420 420 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. 421 421 424 + 422 422 === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 === 423 423 424 424 (((
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