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Version 44.8 by Xiaoling on 2022/07/25 17:27
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1 **Table of Contents:**
2
3 {{toc/}}
4
5
6
7
8 = **1.  Monitor Gateway** =
9
10 == **1.1  Introduction** ==
11
12
13 This introduction shows how to use a script to monitor the gateway. The video link for this instruction is: [[https:~~/~~/youtu.be/8PieIwfSF_g>>url:https://youtu.be/8PieIwfSF_g]]
14
15 [[image:image-20220531155018-18.png]]
16
17
18
19 == **1.2  Steps** ==
20
21
22 * Create account in ThingsSpeak and creat channel.
23 * Download script from dragino site and move it to properly directory
24
25 (% class="box infomessage" %)
26 (((
27 root@dragino-1baf44:~~# wget [[http:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh>>url:http://www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh]]
28 Downloading '[[http:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh'>>url:http://www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh']]
29 Connecting to 162.241.22.11:80
30 Writing to 'monitor_gateway.sh'
31 monitor_gateway.sh   100% |~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~**|  1860   0:00:00 ETA
32 Download completed (1860 bytes)
33 root@dragino-1baf44:~~# chmod +x monitor_gateway.sh;mv monitor_gateway.sh /usr/bin/
34 root@dragino-1baf44:~~#
35 root@dragino-1baf44:~~#
36 )))
37
38
39 * change the script monitor_gateway.sh with properly users setting:
40
41 (% class="box infomessage" %)
42 (((
43 USER='xxxxx'             # user name in your thinkspeak ~-~-> Profile
44 PASS='xxxxx'     #MQTT_API_KEY in your thinkspeak ~-~-> Profile
45 CHAN_ID='xxxx'    #Channel ID   of the channel for this gateway
46 CHAN_KEY='xxxxx'   #Channel Write API  of the channel for this gateway
47 )))
48
49
50 * run (% style="color:blue" %)**/usr/bin/monitor_gateway.sh**(%%) to test if upload is good.
51
52 * Add monitor_gateway.sh to cron work (% style="color:blue" %)**/etc/crontabs/root**(%%) to make this script runs perdiocally, below is an example to update every 20 minutes
53
54 (% class="box infomessage" %)
55 (((
56 # For details see man 4 crontabs
57 # Example of job definition:
58 # .~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- minute (0 - 59)
59 # | .~-~-~-~-~-~-~-~-~-~-~-~-- hour (0 - 23)
60 # | | .~-~-~-~-~-~-~-~-~-~- day of month (1 - 31)
61 # | | | .~-~-~-~-~-~-- month (1 - 12) OR jan,feb,mar,apr ...
62 # | | | | .~-~-~-~- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
63 # | | | | |
64 # * * * * * user-name command to be executed
65 #*/10 * * * *  checklog
66 ~* 23 * * *  /etc/init.d/auto_update start
67 */20 * * * *  /usr/bin/monitor_gateway.sh     
68 )))
69
70 * Reboot device.
71
72
73
74 == **1.3  Monitor Public IP** ==
75
76
77 The monitor_gateway.sh has been updated to upload the public ip of the device as well.
78
79 User can find the public ip in field7, the chart is not able to show the complete public ip, user can check that in the export.
80
81
82 [[image:image-20220531145559-2.png]]
83
84 Find Public IP
85
86
87
88 = **2.  Remote Access** =
89
90 == **2.1  Remote Access via Remote.it.** ==
91
92
93 Remote.it for remote access is available in the latest Dragino firmware for gateway. For security concern, the remote.it only available base on end user demand.
94
95
96 (% style="color:red" %)**Important Notice:**
97
98 * Remote.it access will give full control of your device to remote support.
99 * The Remote.it allows Dragino Support to remote access to the device, If user want to access himself, it need to sign up for an remote.it account.
100
101 * For how to use remote.it for (% style="color:blue" %)**general remote control**(%%), please see :  [[Remoteit user instruction for Dragino Gateway>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=Dragino-Remoteit_User_Manual.pdf]].
102 * For Quick add remote.it to (% style="color:blue" %)**Dragino for remote debug**(%%), please see below:
103
104
105 (% style="color:blue" %)**1. Install the Remote.it software**
106
107 Users can directly click** "Install"** on the Web UI to install Remote. it.
108
109
110 [[image:image-20220725134300-1.png||height="438" width="905"]]
111
112
113
114 (% style="color:blue" %)**2. Enter the license key**
115
116 Users need to enter the license key in the box under **"2. Register"** section and click the **"Save"** button and** "Register"** button.
117
118 (% style="color:red" %)**When the user enters this license key, Dragino support will have access to your gateway.**
119
120
121 (% class="box infomessage" %)
122 (((
123 **57F60715-606F-510D-A3D2-739860EBDB98**
124 )))
125
126 [[image:image-20220725113010-1.png||height="455" width="899"]]
127
128
129
130 (% style="color:blue" %)**3. Connect and tell us your device ID or Hostname**
131
132 Users can view the device ID or Hostname of the gateway on** (% style="color:red" %)System ~-~-> System Overview(%%)** interface.Such as : dragino-1ef9ac
133
134
135 [[image:image-20220725115720-2.png||height="658" width="900"]]
136
137
138
139 == **2.2  RSSH Introduction** ==
140
141
142 Reverse SSH for remote access is available in the latest Dragino firmware for gateway. For security concern, the RSSH only available base on end user demand.
143
144 (% style="color:red" %)**Important Notice:**
145
146 (% class="box warningmessage" %)
147 (((
148 RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
149 This RSSH allow Dragino Support to remote access to the device, If user want to access himself, he need to set up the RSSH server himself.
150 )))
151
152
153 **Below gateway support reverse SSH access:**
154
155 * Firmware Version > lgw~-~-build-v5.4.1618196981-20210412-1111 [[Firmware Download>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]]
156 * LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
157 * LG02, OLG02
158 * LG308, DLOS8
159 * LPS8
160 * LIG16
161 * MS14 series if installed with the same firmware.
162
163
164
165
166 === **2.2.1  End User Guide to use SSH access** ===
167
168
169 Go to this the Reverse SSH page as below:
170
171
172 [[image:image-20220531150151-3.png]]
173
174 Get the RSSH configure page
175
176
177
178 [[image:image-20220531150338-4.png]]
179
180 Connection OK.
181
182
183 * (% style="color:#037691" %)**Login ID**(%%):  Input sshuser
184 * (% style="color:#037691" %)**Host Address**(%%):  Input support.dragino.com
185 * (% style="color:#037691" %)**Host Port** (%%):  Please email to support @ dragino.com to get a valid host port.
186 * (% style="color:#037691" %)**Connect at Startup**(%%) : Choose to enable connect once the device is powered.
187 * (% style="color:#037691" %)**Network Keys**(%%):  Click the Generate keys to generate the keys and download / mail it to Dragino support so Dragino can prepare the remote access to
188
189
190
191 After doing above, please download and mail the public keys to Dragino support and wait for our mail for the valid host port. Input the valid host port got from our support and click connect so we can remote access to your gateway.
192
193
194
195 === **2.2.2  Set Up RSSH Server** ===
196
197
198 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
199
200
201
202 ==== (% style="color:blue" %)**Step 1 :  Download the SSH service code**(%%) ====
203
204
205 **1).**  git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
206
207 [[image:image-20220531150750-5.png]]
208
209
210 **2).**  cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
211
212 [[image:image-20220531150811-6.png]]
213
214
215 **Debug** :
216
217 (((
218 (% class="box" %)
219 (((
220 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
221 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
222 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
223 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
224 )))
225 )))
226
227 [[image:image-20220531151516-7.png]]
228
229
230 (((
231 (% class="box" %)
232 (((
233 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
234 please insatell sqlite3.
235 )))
236 )))
237
238 [[image:image-20220531151628-8.png]]
239
240
241 (% style="color:blue" %)**How to install Sqlit3:**
242
243 (% class="box infomessage" %)
244 (((
245 **~ Step 1:** Download the SQLit3 installation package
246 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
247
248 **Step 2: **tar the SQLit3 installation package
249 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
250
251 **Step 3:** Generate the makefile
252 cd sqlite-autoconf-3350300/;./configure
253
254 **Step 4:** Compile makefile
255 sudo make
256
257 **Step 5:** Install makefile
258 sudo make install
259
260 **Check:**
261 cd /usr/local/bin;ls -al  ~-~->    Check to see if there is a file for sqlite3
262 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
263
264 **debug:**
265 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
266 Please execute the command /sbin/ldconfig.
267 After that execute the command ./sqlite3 test.db again.
268 )))
269
270
271
272 ==== (% style="color:blue" %)**Step 2 :  Install and run the RSS service**(%%) ====
273
274
275 **1). ** install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
276
277 user must enter the root account and run the following commands
278
279 (% class="box infomessage" %)
280 (((
281 $ ./create_sqlite3_db.sh
282 $ ./rssh_serv -p  3721 2>&1 &
283 $ ps -ef | grep rssh_serv check 3721 port
284 )))
285
286 [[image:image-20220531151958-10.png]]
287
288
289 **Debug:**
290
291 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
292 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
293 }}}
294
295 {{{ if fail to open dpvlry or to bind to it
296 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
297 }}}
298
299
300
301 ==== (% style="color:blue" %)**Step 3 :  Create a minimal SSH user (reverse SSH proxy for the gateway)**(%%) ====
302
303
304 (% class="box infomessage" %)
305 (((
306 **1):**  sudo useradd XXXXX (custom user name)
307 **2):**  sudo passwd xxxxxx
308 **3):**  cp /bin/bash /bin/rbash
309 **4):**  sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
310 **5):**  sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
311 **6):**  sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
312 )))
313
314 (% style="color:red" %)**Now user "XXXXX" is the user with limited permissions of the current system**
315
316
317
318 ==== (% style="color:blue" %)**Step 4 :  Create an authorization key file**(%%) ====
319
320
321 **1):**  sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
322
323 **Debug:**
324
325 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
326
327
328
329 === **2.2.3  How does user get the gateway to connect to a user's private server** ===
330
331
332
333 ==== (% style="color:blue" %)**Step 1 :  Come back the gateway web UI to get the gateway Public key**(%%) ====
334
335
336 **1)**  in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
337
338 [[image:image-20220531152419-11.png]]
339
340
341
342 ==== (% style="color:blue" %)**Step 2 :  Authorization server**(%%) ====
343
344
345 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
346
347 [[image:image-20220531152549-12.png]]
348
349
350
351 ==== (% style="color:blue" %)**Step 3 :  Connect private server**(%%) ====
352
353
354 This is same as connect Dragino Support Server but just change the server address to customize server address.
355
356 [[image:image-20220531152633-13.png]]
357
358
359
360 ==== (% style="color:blue" %)**Step 4 :  Check Connection**(%%) ====
361
362
363 Rssh Host connection Ok
364
365 [[image:image-20220531152815-14.png]]
366
367
368 User can use common ps | grep ssh to check it in the gateway.
369
370 [[image:image-20220531152840-15.png]]
371
372
373
374 ==== (% style="color:blue" %)**Step 5 :  Access the gateway from customized server**(%%) ====
375
376
377 Check what gateways link to server.
378
379 (% class="box infomessage" %)
380 (((
381 **$ ./connect-gw.sh -l**
382 )))
383
384 [[image:image-20220531153016-16.png]]
385
386
387
388 Access the gateway
389
390 (% class="box infomessage" %)
391 (((
392 **$ ./connect-gw.sh <GWID>**
393 )))
394
395 [[image:image-20220531153219-17.png]]
396
397