Version 44.2 by Xiaoling on 2022/07/25 16:53
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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 == **1.3  Monitor Public IP** ==
73
74
75 The monitor_gateway.sh has been updated to upload the public ip of the device as well.
76
77 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.
78
79
80 [[image:image-20220531145559-2.png]]
81
82 Find Public IP
83
84
85
86 = **2.  Remote Access** =
87
88 == **2.1  Remote Access via Remote.it.** ==
89
90
91 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.
92
93
94 (% style="color:red" %)**Important Notice:**
95
96 * Remote.it access will give full control of your device to remote support.
97 * 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.
98
99 * 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]].
100 * For Quick add remote.it to (% style="color:blue" %)**Dragino for remote debug**(%%), please see below:
101
102 (% style="color:blue" %)**1. Install the Remote.it software**
103
104 Users can directly click "Install" on the Web UI to install Remote. it.
105
106
107 [[image:image-20220725134300-1.png||height="438" width="905"]]
108
109
110
111 (% style="color:blue" %)**2. Enter the license key**
112
113 Users need to enter the license key in the box under "2. Register" section and click the "Save" button and "Register" button.
114
115 (% style="color:red" %)**When the user enters this license key, Dragino support will have access to your gateway.**
116
117
118 (% class="box infomessage" %)
119 (((
120 **57F60715-606F-510D-A3D2-739860EBDB98**
121 )))
122
123 [[image:image-20220725113010-1.png||height="455" width="899"]]
124
125
126
127 (% style="color:blue" %)**3. Connect and tell us your device ID or Hostname**
128
129 Users can view the device ID or Hostname of the gateway on** (% style="color:red" %)System ~-~-> System Overview(%%)** interface.Such as : dragino-1ef9ac
130
131
132 [[image:image-20220725115720-2.png||height="658" width="900"]]
133
134
135
136 == **2.2  RSSH Introduction** ==
137
138
139 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.
140
141 (% style="color:red" %)**Important Notice:**
142
143 (% class="box warningmessage" %)
144 (((
145 RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
146 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.
147 )))
148
149 Below gateway support reverse SSH access:
150
151 * 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/]]
152 * LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
153 * LG02, OLG02
154 * LG308, DLOS8
155 * LPS8
156 * LIG16
157 * MS14 series if installed with the same firmware.
158
159
160
161
162 === **2.2.1  End User Guide to use SSH access** ===
163
164
165 Go to this the Reverse SSH page as below:
166
167 [[image:image-20220531150151-3.png]]
168
169 Get the RSSH configure page
170
171
172
173 [[image:image-20220531150338-4.png]]
174
175 Connection OK.
176
177
178 * (% style="color:#037691" %)**Login ID**(%%):  Input sshuser
179 * (% style="color:#037691" %)**Host Address**(%%):  Input support.dragino.com
180 * (% style="color:#037691" %)**Host Port** (%%):  Please email to support @ dragino.com to get a valid host port.
181 * (% style="color:#037691" %)**Connect at Startup**(%%) : Choose to enable connect once the device is powered.
182 * (% 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
183
184 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.
185
186
187
188 === **2.2.2  Set Up RSSH Server** ===
189
190 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
191
192
193
194 ==== **2.2.2.1  Step 1 : Download the SSH service code** ====
195
196
197 **1).**  git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
198
199 [[image:image-20220531150750-5.png]]
200
201
202 **2).**  cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
203
204 [[image:image-20220531150811-6.png]]
205
206
207 **Debug** :
208
209 (((
210 (% class="box" %)
211 (((
212 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
213 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
214 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
215 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
216 )))
217 )))
218
219 [[image:image-20220531151516-7.png]]
220
221
222 (((
223 (% class="box" %)
224 (((
225 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
226 please insatell sqlite3.
227 )))
228 )))
229
230 [[image:image-20220531151628-8.png]]
231
232
233 (% style="color:blue" %)**How to install Sqlit3**
234
235 (% class="box infomessage" %)
236 (((
237 **~ Step1:** Download the SQLit3 installation package
238 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
239
240
241 **Step2: **tar the SQLit3 installation package
242 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
243
244 **Step3:** Generate the makefile
245 cd sqlite-autoconf-3350300/;./configure
246
247 **Step4:** Compile makefile
248 sudo make
249
250 **Step5:** Install makefile
251 sudo make install
252
253 **Check:**
254 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
255 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
256
257 **debug:**
258 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
259 Please execute the command /sbin/ldconfig.
260 After that execute the command ./sqlite3 test.db again.
261 )))
262
263
264
265 ==== **2.2.2.2  Step 2 : Install and run the RSS service** ====
266
267
268 **1). ** install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
269
270 user must enter the root account and run the following commands
271
272 (% class="box infomessage" %)
273 (((
274 $ ./create_sqlite3_db.sh
275 $ ./rssh_serv -p  3721 2>&1 &
276 $ ps -ef | grep rssh_serv check 3721 port
277 )))
278
279 [[image:image-20220531151958-10.png]]
280
281
282 **Debug:**
283
284 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
285 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
286 }}}
287
288 {{{ if fail to open dpvlry or to bind to it
289 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
290 }}}
291
292
293
294 ==== **2.2.2.3  Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
295
296
297 (% class="box infomessage" %)
298 (((
299 **1):**  sudo useradd XXXXX (custom user name)
300 **2):**  sudo passwd xxxxxx
301 **3):**  cp /bin/bash /bin/rbash
302 **4):**  sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
303 **5):**  sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
304 **6):**  sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
305 )))
306
307 (% style="color:red" %)**Now user "XXXXX" is the user with limited permissions of the current system**
308
309
310
311 ==== **2.2.2.4  Step 4 : Create an authorization key file** ====
312
313
314 **1):**  sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
315
316 **Debug:**
317
318 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
319
320
321
322 === **2.2.3  How does user get the gateway to connect to a user's private server** ===
323
324
325 ==== **2.2.3.1  Step 1 : Come back the gateway web UI to get the gateway Public key** ====
326
327
328 **1)**  in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
329
330 [[image:image-20220531152419-11.png]]
331
332
333
334 ==== **2.2.3.2  Step 2 : Authorization server** ====
335
336
337 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
338
339 [[image:image-20220531152549-12.png]]
340
341
342
343 ==== **2.2.3.3  Step 3 : Connect private server** ====
344
345
346 This is same as connect Dragino Support Server but just change the server address to customize server address.
347
348 [[image:image-20220531152633-13.png]]
349
350
351
352 ==== **2.2.3.4  Step 4 : Check Connection** ====
353
354
355 Rssh Host connection Ok
356
357 [[image:image-20220531152815-14.png]]
358
359
360 User can use common ps | grep ssh to check it in the gateway.
361
362 [[image:image-20220531152840-15.png]]
363
364
365
366 ==== **2.2.3.5  Step 5 : Access the gateway from customized server** ====
367
368
369 Check what gateways link to server.
370
371 (% class="box infomessage" %)
372 (((
373 $ ./connect-gw.sh -l
374 )))
375
376 [[image:image-20220531153016-16.png]]
377
378
379
380 Access the gateway
381
382 (% class="box infomessage" %)
383 (((
384 $ ./connect-gw.sh <GWID>
385 )))
386
387 [[image:image-20220531153219-17.png]]
388
389

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