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Version 16.3 by Xiaoling on 2022/05/31 15:17
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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
184 Step2:tar the SQLit3 installation package
185 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
186 Step3:Generate the makefile
187 cd sqlite-autoconf-3350300/;./configure
188 Step4:Compile makefile
189 sudo make
190 Step5:Install makefile
191 sudo make install
192 Check:
193 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
194 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
195 debug:
196 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
197 Please execute the command /sbin/ldconfig.
198 After that execute the command ./sqlite3 test.db again.
199 )))
200
201 ===== =====
202
203 ==== **2.2.2.2 Step 2 :Install and run the RSS service** ====
204
205 1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
206
207 user must enter the root account and run the following commands
208
209 (% class="box infomessage" %)
210 (((
211 $ ./create_sqlite3_db.sh
212 $ ./rssh_serv -p  3721 2>&1 &
213 $ ps -ef | grep rssh_serv check 3721 port
214 )))
215
216 [[~[~[image:https://wiki.dragino.com/images/thumb/c/cb/Intall_database_and_server_development_port.png/500px-Intall_database_and_server_development_port.png~|~|height="70" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Intall_database_and_server_development_port.png]]
217
218
219 **Debug:**
220
221 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
222 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
223 }}}
224
225 {{{ if fail to open dpvlry or to bind to it
226 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
227 }}}
228
229 ===== =====
230
231 ===== =====
232
233 ==== **2.2.2.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
234
235 (% class="box infomessage" %)
236 (((
237 1):sudo useradd XXXXX (custom user name)
238 2):sudo passwd xxxxxx
239 3):cp /bin/bash /bin/rbash
240 4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
241 5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
242 6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
243 )))
244
245 **Now user "XXXXX" is the user with limited permissions of the current system**
246
247
248 ==== **2.2.2.4 Step4:Create an authorization key file** ====
249
250 1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
251
252 **Debug:**
253
254 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
255
256
257
258 === **2.3 How does user get the gateway to connect to a user's private server** ===
259
260
261 ==== **2.3.1 Step1: Come back the gateway web UI to get the gateway Public key** ====
262
263 1)in the system ~-~-> Remote Mgmt/span>
264
265 [[~[~[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png~|~|height="367" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Remote_Mgmt.png]]
266
267
268 ==== **2.3.2 Step2: Authorization server** ====
269
270 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
271
272 [[~[~[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]]
273
274
275 ===== **2.3.3 Step3: Connect private server** =====
276
277 This is same as connect Dragino Support Server but just change the server address to customize server address.
278
279 [[~[~[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]]
280
281
282
283 ===== **2.3.4 Step 4 :Check Connection** =====
284
285 Rssh Host connection Ok
286
287 [[~[~[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]]
288
289
290 User can use common ps | grep ssh to check it in the gateway.
291
292 [[~[~[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]]
293
294
295 ==== **2.3.5 Step5:Access the gateway from customized server** ====
296
297 Check what gateways link to server.
298
299 $ ./connect-gw.sh -l
300
301 [[~[~[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]]
302
303
304
305 Access the gateway
306
307 $ ./connect-gw.sh <GWID>
308
309 [[~[~[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]]