Version 19.3 by Xiaoling on 2022/05/31 15:25
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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 == **1.3 Monitor Public IP** ==
65
66 The monitor_gateway.sh has been updated to upload the public ip of the device as well.
67
68 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.
69
70 [[image:image-20220531145559-2.png]]
71
72 Find Public IP
73
74
75
76 = **2. Remote Access** =
77
78 == **2.1 Remote Access via Remote.it.** ==
79
80 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.
81
82 Important Notice:
83
84 * Remote.it access will give full control of your device to remote support.
85 * 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.
86
87 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]].
88
89
90 == **2.2 RSSH Introduction** ==
91
92 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.
93
94 Important Notice:
95
96 (% class="box warningmessage" %)
97 (((
98 RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
99 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.
100 )))
101
102 Below gateway support reverse SSH access:
103
104 * 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/]]
105 * LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
106 * LG02, OLG02
107 * LG308, DLOS8
108 * LPS8
109 * LIG16
110 * MS14 series if installed with the same firmware.
111
112 === **2.2.1 End User Guide to use SSH access** ===
113
114 Go to this the Reverse SSH page as below:
115
116 [[image:image-20220531150151-3.png]]
117
118 Get the RSSH configure page
119
120
121
122 [[image:image-20220531150338-4.png]]
123
124 Connection OK.
125
126
127 * (% style="color:#037691" %)**Login ID**(%%): Input sshuser
128 * (% style="color:#037691" %)**Host Address**(%%): Input support.dragino.com
129 * (% style="color:#037691" %)**Host Port** (%%): Please email to support @ dragino.com to get a valid host port.
130 * (% style="color:#037691" %)**Connect at Startup**(%%) : Choose to enable connect once the device is powered.
131 * (% 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
132
133 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.
134
135
136 === **2.2.2 Set Up RSSH Server** ===
137
138 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
139
140
141 ==== **2.2.2.1 Step 1:Download the SSH service code** ====
142
143 1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
144
145 [[image:image-20220531150750-5.png]]
146
147 2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
148
149 [[image:image-20220531150811-6.png]]
150
151
152 **Debug** :
153
154 (((
155 (% class="box" %)
156 (((
157 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
158 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
159 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
160 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
161 )))
162 )))
163
164 [[image:image-20220531151516-7.png]]
165
166
167 (((
168 (% class="box" %)
169 (((
170 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
171 please insatell sqlite3.
172 )))
173 )))
174
175 [[image:image-20220531151628-8.png]]
176
177
178 **How to install Sqlit3**
179
180 (% class="box infomessage" %)
181 (((
182 Step1:Download the SQLit3 installation package
183 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
184
185 Step2:tar the SQLit3 installation package
186 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
187 Step3:Generate the makefile
188 cd sqlite-autoconf-3350300/;./configure
189 Step4:Compile makefile
190 sudo make
191 Step5:Install makefile
192 sudo make install
193 Check:
194 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
195 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
196 debug:
197 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
198 Please execute the command /sbin/ldconfig.
199 After that execute the command ./sqlite3 test.db again.
200 )))
201
202 ===== =====
203
204 ==== **2.2.2.2 Step 2 :Install and run the RSS service** ====
205
206 1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
207
208 user must enter the root account and run the following commands
209
210 (% class="box infomessage" %)
211 (((
212 $ ./create_sqlite3_db.sh
213 $ ./rssh_serv -p  3721 2>&1 &
214 $ ps -ef | grep rssh_serv check 3721 port
215 )))
216
217 [[image:image-20220531151958-10.png]]
218
219
220 **Debug:**
221
222 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
223 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
224 }}}
225
226 {{{ if fail to open dpvlry or to bind to it
227 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
228 }}}
229
230 ===== =====
231
232 ===== =====
233
234 ==== **2.2.2.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
235
236 (% class="box infomessage" %)
237 (((
238 1):sudo useradd XXXXX (custom user name)
239 2):sudo passwd xxxxxx
240 3):cp /bin/bash /bin/rbash
241 4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
242 5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
243 6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
244 )))
245
246 **Now user "XXXXX" is the user with limited permissions of the current system**
247
248
249
250 ==== **2.2.2.4 Step4:Create an authorization key file** ====
251
252 1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
253
254 **Debug:**
255
256 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
257
258
259
260 === **2.3 How does user get the gateway to connect to a user's private server** ===
261
262
263 ==== **2.3.1 Step1: Come back the gateway web UI to get the gateway Public key** ====
264
265 1)in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
266
267 [[image:image-20220531152419-11.png]]
268
269
270 ==== **2.3.2 Step2: Authorization server** ====
271
272 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
273
274 [[~[~[image:https://wiki.dragino.com/images/thumb/4/49/Publickey.png/500px-Publickey.png~|~|height="81" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Publickey.png]]
275
276
277 ===== **2.3.3 Step3: Connect private server** =====
278
279 This is same as connect Dragino Support Server but just change the server address to customize server address.
280
281 [[~[~[image:https://wiki.dragino.com/images/thumb/0/04/Gateway_web_UI.png/500px-Gateway_web_UI.png~|~|height="389" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Gateway_web_UI.png]]
282
283
284
285 ===== **2.3.4 Step 4 :Check Connection** =====
286
287 Rssh Host connection Ok
288
289 [[~[~[image:https://wiki.dragino.com/images/thumb/6/6f/Rssh_Host_connection_Ok.png/500px-Rssh_Host_connection_Ok.png~|~|height="225" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Rssh_Host_connection_Ok.png]]
290
291
292 User can use common ps | grep ssh to check it in the gateway.
293
294 [[~[~[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png~|~|height="47" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Check_the_gateway.png]]
295
296
297 ==== **2.3.5 Step5:Access the gateway from customized server** ====
298
299 Check what gateways link to server.
300
301 $ ./connect-gw.sh -l
302
303 [[~[~[image:https://wiki.dragino.com/images/thumb/e/ee/Check_gateway_link_server.png/500px-Check_gateway_link_server.png~|~|height="157" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Check_gateway_link_server.png]]
304
305
306
307 Access the gateway
308
309 $ ./connect-gw.sh <GWID>
310
311 [[~[~[image:https://wiki.dragino.com/images/thumb/b/b7/Reverse_ssh_access_the_gateway1.png/500px-Reverse_ssh_access_the_gateway1.png~|~|height="230" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Reverse_ssh_access_the_gateway1.png]]

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