Changes for page Node-RED_Install and Use

Last modified by Herong Lu on 2024/03/05 08:37
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From version < 59.3 >
edited by Xiaoling
on 2024/01/04 11:05
To version < 41.1 >
edited by Edwin Chen
on 2022/10/16 08:02
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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6 6  
7 7  
8 8  
9 -= 1. Installation =
9 += 1.  Installation =
10 10  
11 11  
12 12  Check installation instruction for different OS from this link: [[https:~~/~~/nodered.org/docs/getting-started/>>https://nodered.org/docs/getting-started/]]
13 13  
14 14  
15 -== 1.1 Install Example for CENTOS ==
16 16  
17 -=== 1.1.1 Installation ===
16 +== 1.1  Install Example for CENTOS ==
18 18  
19 19  
19 +=== 1.1.1  Installation ===
20 +
21 +
20 20  (% class="box infomessage" %)
21 21  (((
22 22  Reference Instruction from this link:  [[https:~~/~~/github.com/node-red/linux-installers>>https://github.com/node-red/linux-installers]]
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35 35  [[image:image-20220526161103-2.png]]
36 36  
37 37  
38 -=== 1.1.2 If you want to start Node-RED as a background process ===
39 39  
41 +=== 1.1.2  If you want to start Node-RED as a background process ===
40 40  
43 +
41 41  Type in the command line interface  (% style="color:red" %)**nohup node-red &**
42 42  
43 43  It will prompt after startup
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44 44  
45 45  [[image:image-20220519104601-5.png]]
46 46  
47 -After seeing the above information, press **enter.**
50 +After seeing the above information, press **enter**
48 48  
49 -Type in the command line  exit.
52 +Type in the command line  exit
50 50  
51 -The above is the installation and startup process of nodered. If you don't understand anything, you can go to the nodered official website. There are installation instructions for various systems. The address has a link at the top.
54 +The above is the installation and startup process of nodered. If you don't understand anything, you can go to the nodered official website. There are installation instructions for various systems. The address has a link at the top
52 52  
53 53  
54 -== 1.2 Install in Dragino Gataway ==
55 55  
58 +== 1.2  Install in Dragino Gataway ==
56 56  
60 +
57 57  The below models from Dragino already have Node-Red installed by default. Users no need to install it by themselves.
58 58  
59 59  * [[LPS8v2 Indoor LoRaWAN Gateway. >>https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]]
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61 61  Other gateway model doesn't support built-in Node-Red server.
62 62  
63 63  
64 -= 2. General Use of  Node-RED =
68 += 2.  General Use of  Node-RED =
65 65  
66 66  
67 67  This section describes some basic features of Node-RED. For more info please check the [[Node-RED official document>>https://nodered.org/]].
68 68  
69 69  
70 -== 2.1 Login to Node-RED interface ==
74 +== 2.1  Login to Node-RED interface ==
71 71  
72 72  
73 73  Enter your public IP address followed by the port number 1880
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77 77  [[image:image-20220519104115-4.png||height="280" width="768"]]
78 78  
79 79  
80 -== 2.2 Add flow ==
81 81  
85 +== 2.2  Add flow ==
82 82  
87 +
83 83  Take NBSN95 mod1 UDP protocol as an example
84 84  
85 85  After logging into the interface click** (% style="color:red" %)"+" (%%)**to create a flow
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101 101  Drag UDP into the editing area
102 102  
103 103  
109 +
104 104  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134533-5.png?rev=1.1||alt="image-20220519134533-5.png"]]
105 105  
106 106  
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109 109  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134850-6.png?rev=1.1||alt="image-20220519134850-6.png" height="442" width="776"]]
110 110  
111 111  
118 +
112 112  configure UDP in
113 113  
114 114  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519135402-7.png?rev=1.1||alt="image-20220519135402-7.png" height="332" width="767"]]
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137 137  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519141704-12.png?rev=1.1||alt="image-20220519141704-12.png" height="229" width="777"]]
138 138  
139 139  
147 +
140 140  When the node successfully sends data, the effect shown in the following figure will appear
141 141  
142 142  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519150455-15.png?rev=1.1||alt="image-20220519150455-15.png" height="403" width="799"]]
143 143  
144 144  
145 -=== 2.2.1 About function ===
146 146  
154 +=== 2.2.1  About function ===
147 147  
156 +
148 148  If you are familiar with JS code, you can write it yourself
149 -If you are not familiar, we have the JS code for each type of node, you just need to copy and paste it into it.
158 +If you are not familiar, we have the JS code for each type of node, you just need to copy and paste it into it
150 150  
160 +
151 151  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519141833-13.png?rev=1.1||alt="image-20220519141833-13.png" height="478" width="789"]]
152 152  
153 153  
154 -== 2.3 Plot Chart for sensors ==
155 155  
165 +== 2.3  Plot Chart for sensors ==
156 156  
167 +
157 157  If you need data visualization, please refer to the following
158 158  
170 +
159 159  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519152802-16.png?rev=1.1||alt="image-20220519152802-16.png"]]
160 160  
161 161  
162 -(% style="color:blue" %)**1. Click Install**
163 163  
164 -(% style="color:blue" %)**2. Search the dashboard**
175 +(% style="color:blue" %)**1. Click Install
176 +2. Search the dashboard
177 +3. Click Install**
165 165  
166 -(% style="color:blue" %)**3. Click Install**
167 167  
168 168  
169 169  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519152956-17.png?rev=1.1||alt="image-20220519152956-17.png" height="763" width="835"]]
170 170  
171 171  
184 +
172 172  After the installation is successful, nodered will show the following node icon
173 173  
174 174  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519153335-19.png?rev=1.1||alt="image-20220519153335-19.png"]]
175 175  
176 176  
177 -=== 2.3.1 the line chart as an example ===
178 178  
191 +=== 2.3.1  the line chart as an example ===
179 179  
193 +
180 180  Drag the line chart to the editing area
181 181  
182 182  Just drag and drop as many as you need, or you can copy
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201 201  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519154812-22.png?rev=1.1||alt="image-20220519154812-22.png" height="418" width="755"]]
202 202  
203 203  
204 -=== 2.3.2 the chart settings ===
205 205  
219 +=== 2.3.2  the chart settings ===
206 206  
221 +
207 207  Double-click while setting up the node as above
208 208  
209 209  
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256 256  At this point, the basic demonstration of nodered is completed. If you need to beautify the chart and various visualizations, you can go to the official documentation of nodered for further understanding.
257 257  
258 258  
259 -== 2.4 Store Value ==
260 260  
275 +== 2.4  Store Value ==
261 261  
277 +
262 262  Regarding storage, we recommend two ways.
263 263  
264 264  
265 -=== 2.4.1 (% style="display:none" %) (%%)Method 1: Generate txt document directly ===
266 266  
282 +=== 2.4.1  1. Generate txt document directly ===
267 267  
268 -Sample JSON file: [[https:~~/~~/www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0>>https://www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0]]
269 269  
285 +Sample JSON file:链接转到示例JSON文件
286 +
270 270  [[image:image-20220713102658-1.png||height="346" width="728"]]
271 271  
272 272  
273 -=== 2.4.2 Method 2: Use sqlite database ===
274 274  
291 +=== 2.4.2  2. Use sqlite database ===
275 275  
293 +
276 276  ==== (% style="color:blue" %)**1.  Install SQLite**(%%) ====
277 277  
278 278  
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292 292  
293 293  Refer to the import example below to import the sqlite example flow
294 294  
295 -Download sample JSON file link: [[https:~~/~~/www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0>>https://www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0]]
313 +Download sample JSON file link: 链接
296 296  
297 297  
298 -= 3. Import Input Flow for Dragino Sensors =
299 299  
317 += 3.  Import Input Flow for Dragino Sensors =
300 300  
319 +
301 301  Dragino provides input flow examples for the sensors.
302 302  
303 303  User can download the required JSON file through [[Dragino Node-RED input flow template>>https://github.com/dragino/dragino-end-node-decoder]].
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340 340  [[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524193258-6.png?rev=1.1||alt="image-20220524193258-6.png" height="690" width="755"]]
341 341  
342 342  After the modification is completed, click Deploy
343 -
344 -
345 -= 4. Add Dragino node =
346 -
347 -
348 -Please do not modify the code anywhere to avoid any exceptions
349 -
350 -The prerequisite is to install the Dragino node and the sqlite node dashboard node
351 -
352 -The echarts library is placed in the static file of node red
353 -
354 -Reference link: [[https:~~/~~/nodered.org/docs/user-guide/runtime/configuration>>]]
355 -
356 -Please download the general flow and echarts files from this link：[[https:~~/~~/www.dropbox.com/scl/fo/677l8f3u3evpojcdcj3j7/h?rlkey=0iqbwf27dbyi75egmrp0p0yjx&dl=0>>https://www.dropbox.com/scl/fo/677l8f3u3evpojcdcj3j7/h?rlkey=0iqbwf27dbyi75egmrp0p0yjx&dl=0]]
357 -
358 -
359 -== 4.1 Installing Dragino nodes ==
360 -
361 -
362 -[[image:image-20240104095739-1.png||height="662" width="662"]]
363 -
364 -[[image:image-20240104100026-2.png]]
365 -
366 -[[image:image-20240104100109-3.png]]
367 -
368 -
369 -== 4.2 Import General Flow ==
370 -
371 -
372 -[[image:image-20240104100340-4.png]]
373 -
374 -[[image:image-20240104100446-5.png||height="407" width="885"]]
375 -
376 -Please refer to the previous chapters for MQTT settings and sqlite installation settings
377 -
378 -
379 -== 4.3 Using flow ==
380 -
381 -
382 -Just double-click on the drag ino decoder node and select it from the dropdown menu
383 -
384 -Corresponding nodes are sufficient
385 -
386 -[[image:image-20240104100928-6.png||height="439" width="755"]]
387 -
388 -Setting the template node
389 -
390 -[[image:image-20240104101446-8.png]]
391 -
392 -When multiple nodes are needed in the same process
393 -
394 -[[image:image-20240104103636-1.png]]
395 -
396 -
397 -After setting up, select deployment
398 -
399 -[[image:image-20240104101346-7.png||height="242" width="724"]]
400 -
401 -Enter the server public IP + port 1880/ui
402 -
403 -example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
404 -
405 -You can see the UI display effect in the following picture
406 -
407 -[[image:image-20240104104931-2.png||height="737" width="1131"]]
408 -
409 -
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