Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -111,7 +111,7 @@ 111 111 112 112 === 3.3.3 Example for Macro === 113 113 114 -[[image: https://wiki.dragino.com/images/thumb/c/c7/MQTT_Command_9.png/600px-MQTT_Command_9.png||height="385" width="600"]]114 +[[image:image-20220527134251-4.png]] 115 115 116 116 MQTT Publish configure 117 117 ... ... @@ -122,12 +122,12 @@ 122 122 123 123 When there is a LoRa sensor arrive. it will be store at the /var/iot/channels as below: 124 124 125 -[[image: https://wiki.dragino.com/images/thumb/c/c4/MQTT_Command_20.png/600px-MQTT_Command_20.png||height="325" width="600"]]125 +[[image:image-20220527134332-5.png]] 126 126 127 127 Sensor Data 128 128 129 129 ((( 130 -According to above macro. Gateway will publish (% class="mark" %)**field1=22.0&field2=49.0**(%%) to topic: (%class="mark" %)**dragino-1b7060/78901/data**(%%), where 78901 is the remote channel for this node ID.130 +According to above macro. Gateway will publish (% style="color:#4f81bd" %)**field1=22.0&field2=49.0**(%%) to topic: (% style="color:#4f81bd" %)**dragino-1b7060/78901/data**(%%), where 78901 is the remote channel for this node ID. 131 131 ))) 132 132 133 133 ... ... @@ -186,7 +186,7 @@ 186 186 ~-~-help : display this message. 187 187 ~-~-repeat : if publish mode is -f, -m, or -s, then repeat the publish N times. 188 188 ~-~-repeat-delay : if using ~-~-repeat, wait time seconds between publishes. Defaults to 0. 189 -~-~-quiet : (% class="mark" %)don't print error messages.189 +~-~-quiet : (% style="color:red" %)don't print error messages. 190 190 ~-~-will-payload : payload for the client Will, which is sent by the broker in case of 191 191 unexpected disconnection. If not given and will-topic is set, a zero 192 192 length message will be sent. ... ... @@ -224,7 +224,7 @@ 224 224 225 225 (% class="box" %) 226 226 ((( 227 -# Call MQTT Publish command 227 +//# Call MQTT Publish command 228 228 \\# 1. Case with User, Password and Client ID present (e.g. Azure) 229 229 if [ ! -z "$pass" ] && [ ! -z "$user" ] && [ ! -z "$clientID" ]; then 230 230 case="1" ... ... @@ -251,9 +251,9 @@ 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." 256 -fi 254 +case="(% style="color:red" %)Invalid parameters" (%%) 255 +logger (% style="color:red" %)"[IoT.MQTT]:Invalid Parameters - mosquitto_pub not called."(%%) 256 +fi// 257 257 ))) 258 258 259 259 ... ... @@ -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
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