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Version 44.3 by Xiaoling on 2022/07/25 17:06
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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 === **2.2.1  End User Guide to use SSH access** ===
162
163
164 Go to this the Reverse SSH page as below:
165
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
185 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.
186
187
188
189 === **2.2.2  Set Up RSSH Server** ===
190
191
192 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
193
194
195
196 ==== (% style="color:blue" %)**Step 1 :  Download the SSH service code**(%%) ====
197
198
199 **1).**  git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
200
201 [[image:image-20220531150750-5.png]]
202
203
204 **2).**  cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
205
206 [[image:image-20220531150811-6.png]]
207
208
209 **Debug** :
210
211 (((
212 (% class="box" %)
213 (((
214 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
215 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
216 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
217 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
218 )))
219 )))
220
221 [[image:image-20220531151516-7.png]]
222
223
224 (((
225 (% class="box" %)
226 (((
227 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
228 please insatell sqlite3.
229 )))
230 )))
231
232 [[image:image-20220531151628-8.png]]
233
234
235 (% style="color:blue" %)**How to install Sqlit3**
236
237 (% class="box infomessage" %)
238 (((
239 **~ Step 1:** Download the SQLit3 installation package
240 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
241
242
243 **Step 2: **tar the SQLit3 installation package
244 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
245
246 **Step 3:** Generate the makefile
247 cd sqlite-autoconf-3350300/;./configure
248
249 **Step 4:** Compile makefile
250 sudo make
251
252 **Step 5:** Install makefile
253 sudo make install
254
255 **Check:**
256 cd /usr/local/bin;ls -al  ~-~->    Check to see if there is a file for sqlite3
257 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
258
259 **debug:**
260 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
261 Please execute the command /sbin/ldconfig.
262 After that execute the command ./sqlite3 test.db again.
263 )))
264
265
266
267 ==== (% style="color:blue" %)**Step 2 :  Install and run the RSS service**(%%) ====
268
269
270 **1). ** install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
271
272 user must enter the root account and run the following commands
273
274 (% class="box infomessage" %)
275 (((
276 $ ./create_sqlite3_db.sh
277 $ ./rssh_serv -p  3721 2>&1 &
278 $ ps -ef | grep rssh_serv check 3721 port
279 )))
280
281 [[image:image-20220531151958-10.png]]
282
283
284 **Debug:**
285
286 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
287 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
288 }}}
289
290 {{{ if fail to open dpvlry or to bind to it
291 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
292 }}}
293
294
295
296 ==== (% style="color:blue" %)**Step 3 :  Create a minimal SSH user (reverse SSH proxy for the gateway)**(%%) ====
297
298
299 (% class="box infomessage" %)
300 (((
301 **1):**  sudo useradd XXXXX (custom user name)
302 **2):**  sudo passwd xxxxxx
303 **3):**  cp /bin/bash /bin/rbash
304 **4):**  sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
305 **5):**  sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
306 **6):**  sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
307 )))
308
309 (% style="color:red" %)**Now user "XXXXX" is the user with limited permissions of the current system**
310
311
312
313 ==== (% style="color:blue" %)**Step 4 :  Create an authorization key file**(%%) ====
314
315
316 **1):**  sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
317
318 **Debug:**
319
320 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
321
322
323
324 === **2.2.3  How does user get the gateway to connect to a user's private server** ===
325
326
327
328 ==== (% style="color:blue" %)**Step 1 :  Come back the gateway web UI to get the gateway Public key**(%%) ====
329
330
331 **1)**  in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
332
333 [[image:image-20220531152419-11.png]]
334
335
336
337 ==== (% style="color:blue" %)**Step 2 :  Authorization server**(%%) ====
338
339
340 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
341
342 [[image:image-20220531152549-12.png]]
343
344
345
346 ==== (% style="color:blue" %)**Step 3 :  Connect private server**(%%) ====
347
348
349 This is same as connect Dragino Support Server but just change the server address to customize server address.
350
351 [[image:image-20220531152633-13.png]]
352
353
354
355 ==== (% style="color:blue" %)**Step 4 :  Check Connection**(%%) ====
356
357
358 Rssh Host connection Ok
359
360 [[image:image-20220531152815-14.png]]
361
362
363 User can use common ps | grep ssh to check it in the gateway.
364
365 [[image:image-20220531152840-15.png]]
366
367
368
369 ==== (% style="color:blue" %)**Step 5 :  Access the gateway from customized server**(%%) ====
370
371
372 Check what gateways link to server.
373
374 (% class="box infomessage" %)
375 (((
376 **$ ./connect-gw.sh -l**
377 )))
378
379 [[image:image-20220531153016-16.png]]
380
381
382
383 Access the gateway
384
385 (% class="box infomessage" %)
386 (((
387 **$ ./connect-gw.sh <GWID>**
388 )))
389
390 [[image:image-20220531153219-17.png]]
391
392