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Version 25.4 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 == **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
113
114 === **2.2.1 End User Guide to use SSH access** ===
115
116 Go to this the Reverse SSH page as below:
117
118 [[image:image-20220531150151-3.png]]
119
120 Get the RSSH configure page
121
122
123
124 [[image:image-20220531150338-4.png]]
125
126 Connection OK.
127
128
129 * (% style="color:#037691" %)**Login ID**(%%): Input sshuser
130 * (% style="color:#037691" %)**Host Address**(%%): Input support.dragino.com
131 * (% style="color:#037691" %)**Host Port** (%%): Please email to support @ dragino.com to get a valid host port.
132 * (% style="color:#037691" %)**Connect at Startup**(%%) : Choose to enable connect once the device is powered.
133 * (% 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
134
135 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.
136
137
138 === **2.2.2 Set Up RSSH Server** ===
139
140 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
141
142
143 ==== **2.2.2.1 Step 1:Download the SSH service code** ====
144
145 1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
146
147 [[image:image-20220531150750-5.png]]
148
149 2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
150
151 [[image:image-20220531150811-6.png]]
152
153
154 **Debug** :
155
156 (((
157 (% class="box" %)
158 (((
159 if you git fail.  ~-~->  (% style="color:#037691" %)**sudo: git: command not found**(%%).
160 please install git.  ~-~->    (% style="color:#037691" %)**yum install git -y  or  apt-get install git -y**(%%).
161 if you make error 127,it** (% style="color:#037691" %)lack of gcc(%%)**.
162 please install gcc.  ~-~->  (% style="color:#037691" %)**yum install gcc**(%%).
163 )))
164 )))
165
166 [[image:image-20220531151516-7.png]]
167
168
169 (((
170 (% class="box" %)
171 (((
172 if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)**lack of sqlite3**(%%).
173 please insatell sqlite3.
174 )))
175 )))
176
177 [[image:image-20220531151628-8.png]]
178
179
180 **How to install Sqlit3**
181
182 (% class="box infomessage" %)
183 (((
184 Step1:Download the SQLit3 installation package
185 sudo wget **[[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]**
186
187 Step2:tar the SQLit3 installation package
188 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
189 Step3:Generate the makefile
190 cd sqlite-autoconf-3350300/;./configure
191 Step4:Compile makefile
192 sudo make
193 Step5:Install makefile
194 sudo make install
195 Check:
196 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
197 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
198 debug:
199 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
200 Please execute the command /sbin/ldconfig.
201 After that execute the command ./sqlite3 test.db again.
202 )))
203
204 ===== =====
205
206 ==== **2.2.2.2 Step 2 :Install and run the RSS service** ====
207
208 1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
209
210 user must enter the root account and run the following commands
211
212 (% class="box infomessage" %)
213 (((
214 $ ./create_sqlite3_db.sh
215 $ ./rssh_serv -p  3721 2>&1 &
216 $ ps -ef | grep rssh_serv check 3721 port
217 )))
218
219 [[image:image-20220531151958-10.png]]
220
221
222 **Debug:**
223
224 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
225 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
226 }}}
227
228 {{{ if fail to open dpvlry or to bind to it
229 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
230 }}}
231
232 ===== =====
233
234 ===== =====
235
236 ==== **2.2.2.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
237
238 (% class="box infomessage" %)
239 (((
240 1):sudo useradd XXXXX (custom user name)
241 2):sudo passwd xxxxxx
242 3):cp /bin/bash /bin/rbash
243 4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
244 5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
245 6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
246 )))
247
248 **Now user "XXXXX" is the user with limited permissions of the current system**
249
250
251
252 ==== **2.2.2.4 Step4:Create an authorization key file** ====
253
254 1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
255
256 **Debug:**
257
258 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
259
260
261
262 === **2.3 How does user get the gateway to connect to a user's private server** ===
263
264
265 ==== **2.3.1 Step1: Come back the gateway web UI to get the gateway Public key** ====
266
267 1)in the system ~-~-> (% style="color:#037691" %)**Remote Mgmt/span**
268
269 [[image:image-20220531152419-11.png]]
270
271
272 ==== **2.3.2 Step2: Authorization server** ====
273
274 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
275
276 [[image:image-20220531152549-12.png]]
277
278
279 ===== **2.3.3 Step3: Connect private server** =====
280
281 This is same as connect Dragino Support Server but just change the server address to customize server address.
282
283 [[image:image-20220531152633-13.png]]
284
285
286
287 ===== **2.3.4 Step 4 :Check Connection** =====
288
289 Rssh Host connection Ok
290
291 [[image:image-20220531152815-14.png]]
292
293
294 User can use common ps | grep ssh to check it in the gateway.
295
296 [[image:image-20220531152840-15.png]]
297
298
299 ==== **2.3.5 Step5:Access the gateway from customized server** ====
300
301 Check what gateways link to server.
302
303 (% class="box infomessage" %)
304 (((
305 $ ./connect-gw.sh -l
306 )))
307
308 [[image:image-20220531153016-16.png]]
309
310
311
312 Access the gateway
313
314 (% class="box infomessage" %)
315 (((
316 $ ./connect-gw.sh <GWID>
317 )))
318
319 [[image:image-20220531153219-17.png]]