Version 25.5 by Xiaoling on 2022/05/31 15:33
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1 {{box cssClass="floatinginfobox" title="**Contents**"}}
2 {{toc/}}
3 {{/box}}
4
5 = **1. Monitor Gateway** =
6
7 == **1.1 Introduction** ==
8
9 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]]
10
11 [[image:image-20220531144606-1.png]]
12
13
14 == **1.2 Steps** ==
15
16 * Create account in ThingsSpeak and creat channel.
17 * Download script from dragino site and move it to properly directory
18
19 (% class="box infomessage" %)
20 (((
21 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]]
22 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']]
23 Connecting to 162.241.22.11:80
24 Writing to 'monitor_gateway.sh'
25 monitor_gateway.sh   100% |~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~**|  1860   0:00:00 ETA
26 Download completed (1860 bytes)
27 root@dragino-1baf44:~~# chmod +x monitor_gateway.sh;mv monitor_gateway.sh /usr/bin/
28 root@dragino-1baf44:~~#
29 root@dragino-1baf44:~~#
30 )))
31
32 * change the script monitor_gateway.sh with properly users setting:
33
34 (% class="box infomessage" %)
35 (((
36 USER='xxxxx'             # user name in your thinkspeak ~-~-> Profile
37 PASS='xxxxx'     #MQTT_API_KEY in your thinkspeak ~-~-> Profile
38 CHAN_ID='xxxx'    #Channel ID   of the channel for this gateway
39 CHAN_KEY='xxxxx'   #Channel Write API  of the channel for this gateway
40 )))
41
42 * run **/usr/bin/monitor_gateway.sh** to test if upload is good.
43
44 * Add monitor_gateway.sh to cron work **/etc/crontabs/root** to make this script runs perdiocally, below is an example to update every 20 minutes
45
46 (% class="box infomessage" %)
47 (((
48 # For details see man 4 crontabs
49 # Example of job definition:
50 # .~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- minute (0 - 59)
51 # | .~-~-~-~-~-~-~-~-~-~-~-~-- hour (0 - 23)
52 # | | .~-~-~-~-~-~-~-~-~-~- day of month (1 - 31)
53 # | | | .~-~-~-~-~-~-- month (1 - 12) OR jan,feb,mar,apr ...
54 # | | | | .~-~-~-~- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
55 # | | | | |
56 # * * * * * user-name command to be executed
57 #*/10 * * * *  checklog
58 ~* 23 * * *  /etc/init.d/auto_update start
59 */20 * * * *  /usr/bin/monitor_gateway.sh     
60 )))
61
62 * Reboot device.
63
64
65
66 == **1.3 Monitor Public IP** ==
67
68 The monitor_gateway.sh has been updated to upload the public ip of the device as well.
69
70 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.
71
72 [[image:image-20220531145559-2.png]]
73
74 Find Public IP
75
76
77
78 = **2. Remote Access** =
79
80 == **2.1 Remote Access via Remote.it.** ==
81
82 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.
83
84 Important Notice:
85
86 * Remote.it access will give full control of your device to remote support.
87 * The Remote.it allow Dragino Support to remote access to the device, If user want to access himself, it need to sign up for an remote.it account.
88
89 For how to use remoteit, 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]].
90
91
92 == **2.2 RSSH Introduction** ==
93
94 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.
95
96 Important Notice:
97
98 (% class="box warningmessage" %)
99 (((
100 RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
101 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.
102 )))
103
104 Below gateway support reverse SSH access:
105
106 * 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/]]
107 * LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
108 * LG02, OLG02
109 * LG308, DLOS8
110 * LPS8
111 * LIG16
112 * MS14 series if installed with the same firmware.
113
114
115
116 === **2.2.1 End User Guide to use SSH access** ===
117
118 Go to this the Reverse SSH page as below:
119
120 [[image:image-20220531150151-3.png]]
121
122 Get the RSSH configure page
123
124
125
126 [[image:image-20220531150338-4.png]]
127
128 Connection OK.
129
130
131 * (% style="color:#037691" %)**Login ID**(%%): Input sshuser
132 * (% style="color:#037691" %)**Host Address**(%%): Input support.dragino.com
133 * (% style="color:#037691" %)**Host Port** (%%): Please email to support @ dragino.com to get a valid host port.
134 * (% style="color:#037691" %)**Connect at Startup**(%%) : Choose to enable connect once the device is powered.
135 * (% 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
136
137 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.
138
139
140 === **2.2.2 Set Up RSSH Server** ===
141
142 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
143
144
145 ==== **2.2.2.1 Step 1:Download the SSH service code** ====
146
147 1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
148
149 [[image:image-20220531150750-5.png]]
150
151 2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
152
153 [[image:image-20220531150811-6.png]]
154
155
156 **Debug** :
157
158 (((
159 (% class="box" %)
160 (((
161 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
162 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
163 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
164 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
165 )))
166 )))
167
168 [[image:image-20220531151516-7.png]]
169
170
171 (((
172 (% class="box" %)
173 (((
174 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
175 please insatell sqlite3.
176 )))
177 )))
178
179 [[image:image-20220531151628-8.png]]
180
181
182 **How to install Sqlit3**
183
184 (% class="box infomessage" %)
185 (((
186 Step1:Download the SQLit3 installation package
187 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
188
189 Step2:tar the SQLit3 installation package
190 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
191 Step3:Generate the makefile
192 cd sqlite-autoconf-3350300/;./configure
193 Step4:Compile makefile
194 sudo make
195 Step5:Install makefile
196 sudo make install
197 Check:
198 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
199 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
200 debug:
201 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
202 Please execute the command /sbin/ldconfig.
203 After that execute the command ./sqlite3 test.db again.
204 )))
205
206 ===== =====
207
208 ==== **2.2.2.2 Step 2 :Install and run the RSS service** ====
209
210 1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
211
212 user must enter the root account and run the following commands
213
214 (% class="box infomessage" %)
215 (((
216 $ ./create_sqlite3_db.sh
217 $ ./rssh_serv -p  3721 2>&1 &
218 $ ps -ef | grep rssh_serv check 3721 port
219 )))
220
221 [[image:image-20220531151958-10.png]]
222
223
224 **Debug:**
225
226 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
227 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
228 }}}
229
230 {{{ if fail to open dpvlry or to bind to it
231 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
232 }}}
233
234 ===== =====
235
236 ===== =====
237
238 ==== **2.2.2.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
239
240 (% class="box infomessage" %)
241 (((
242 1):sudo useradd XXXXX (custom user name)
243 2):sudo passwd xxxxxx
244 3):cp /bin/bash /bin/rbash
245 4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
246 5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
247 6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
248 )))
249
250 **Now user "XXXXX" is the user with limited permissions of the current system**
251
252
253
254 ==== **2.2.2.4 Step4:Create an authorization key file** ====
255
256 1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
257
258 **Debug:**
259
260 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
261
262
263
264 === **2.3 How does user get the gateway to connect to a user's private server** ===
265
266
267 ==== **2.3.1 Step1: Come back the gateway web UI to get the gateway Public key** ====
268
269 1)in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
270
271 [[image:image-20220531152419-11.png]]
272
273
274 ==== **2.3.2 Step2: Authorization server** ====
275
276 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
277
278 [[image:image-20220531152549-12.png]]
279
280
281 ===== **2.3.3 Step3: Connect private server** =====
282
283 This is same as connect Dragino Support Server but just change the server address to customize server address.
284
285 [[image:image-20220531152633-13.png]]
286
287
288
289 ===== **2.3.4 Step 4 :Check Connection** =====
290
291 Rssh Host connection Ok
292
293 [[image:image-20220531152815-14.png]]
294
295
296 User can use common ps | grep ssh to check it in the gateway.
297
298 [[image:image-20220531152840-15.png]]
299
300
301 ==== **2.3.5 Step5:Access the gateway from customized server** ====
302
303 Check what gateways link to server.
304
305 (% class="box infomessage" %)
306 (((
307 $ ./connect-gw.sh -l
308 )))
309
310 [[image:image-20220531153016-16.png]]
311
312
313
314 Access the gateway
315
316 (% class="box infomessage" %)
317 (((
318 $ ./connect-gw.sh <GWID>
319 )))
320
321 [[image:image-20220531153219-17.png]]

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