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Version 12.1 by Xiaoling on 2022/05/31 15:03
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Edwin Chen 1.1 1 {{box cssClass="floatinginfobox" title="**Contents**"}}
2 {{toc/}}
3 {{/box}}
4
Xiaoling 11.2 5 = **1. Monitor Gateway** =
Edwin Chen 1.1 6
Xiaoling 11.2 7 == **1.1 Introduction** ==
Edwin Chen 1.1 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]]
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Xiaoling 9.2 11 [[image:image-20220531144606-1.png]]
Edwin Chen 1.1 12
Xiaoling 8.3 13
Xiaoling 11.2 14 == **1.2 Steps** ==
Edwin Chen 1.1 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 (((
Edwin Chen 7.1 48 # For details see man 4 crontabs
Edwin Chen 1.1 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
Edwin Chen 2.1 59 */20 * * * *  /usr/bin/monitor_gateway.sh     
Edwin Chen 1.1 60 )))
61
62 * Reboot device.
63
64
Xiaoling 8.2 65
Xiaoling 11.2 66 == **1.3 Monitor Public IP** ==
Xiaoling 8.2 67
Edwin Chen 1.1 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
Xiaoling 10.2 72 [[image:image-20220531145559-2.png]]
Edwin Chen 1.1 73
74 Find Public IP
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76
77
Xiaoling 11.2 78 = **2. Remote Access** =
Edwin Chen 1.1 79
Xiaoling 11.2 80 == **2.1 Remote Access via Remote.it.** ==
Edwin Chen 1.1 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]].
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91
Xiaoling 11.2 92 == **2.2 RSSH Introduction** ==
Edwin Chen 1.1 93
Edwin Chen 2.1 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.
Edwin Chen 1.1 95
Edwin Chen 2.1 96 Important Notice:
Edwin Chen 1.1 97
Edwin Chen 2.2 98 (% class="box warningmessage" %)
Edwin Chen 2.1 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
Edwin Chen 4.1 106 * 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/]]
Edwin Chen 2.1 107 * 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
Edwin Chen 1.1 114
Xiaoling 9.5 115
Xiaoling 11.2 116 === **2.2.1 End User Guide to use SSH access** ===
Xiaoling 9.5 117
Edwin Chen 4.1 118 Go to this the Reverse SSH page as below:
Edwin Chen 1.1 119
Xiaoling 11.2 120 [[image:image-20220531150151-3.png]]
Edwin Chen 1.1 121
Edwin Chen 4.1 122 Get the RSSH configure page
Edwin Chen 1.1 123
Xiaoling 11.3 124
125
Edwin Chen 4.1 126 [[~[~[image:https://wiki.dragino.com/images/thumb/7/78/RSSH_Menu3.png/500px-RSSH_Menu3.png~|~|height="313" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:RSSH_Menu3.png]]
Edwin Chen 1.1 127
Edwin Chen 4.1 128 Connection OK.
129
130 * **Login ID**: Input sshuser
131 * **Host Address**: Input support.dragino.com
132 * **Host Port** : Please email to support @ dragino.com to get a valid host port.
133 * **Connect at Startup** : Choose to enable connect once the device is powered.
134 * **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
135
136 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.
137
Edwin Chen 5.1 138
Xiaoling 9.8 139 === **2.2.2 Set Up RSSH Server** ===
Edwin Chen 5.1 140
Edwin Chen 5.2 141 Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
Edwin Chen 5.1 142
143
Xiaoling 9.8 144 ==== **2.2.2.1 Step 1:Download the SSH service code** ====
Xiaoling 9.7 145
Edwin Chen 5.1 146 1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
147
Edwin Chen 5.2 148 [[~[~[image:https://wiki.dragino.com/images/thumb/d/d0/Git_clone.png/500px-Git_clone.png~|~|height="89" width="555"~]~]>>url:https://wiki.dragino.com/index.php/File:Git_clone.png]]
Edwin Chen 5.1 149
150 2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
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Edwin Chen 5.2 152 [[~[~[image:https://wiki.dragino.com/images/thumb/e/e3/Generate_the_execute_file.png/500px-Generate_the_execute_file.png~|~|height="114" width="554"~]~]>>url:https://wiki.dragino.com/index.php/File:Generate_the_execute_file.png]]
Edwin Chen 5.1 153
154
155 **Debug** :
156
157 {{{ if you git fail. --> sudo: git: command not found.
158 please install git. --> yum install git -y or apt-get install git -y.
Edwin Chen 7.1 159 if you make error 127,it lack of gcc.
Edwin Chen 5.1 160 please install gcc. -->yum install gcc.
161 }}}
162
163 [[~[~[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png~|~|height="174" width="434"~]~]>>url:https://wiki.dragino.com/index.php/File:Lack_of_gcc.png]]
164
165
166 {{{ if you make a fatal error : sqlite3.h,it lack of sqlite3.
167 please insatell sqlite3.
168 }}}
169
170 [[~[~[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png~|~|height="137" width="500"~]~]>>url:https://wiki.dragino.com/index.php/File:Lack_of_sqlite3.png]]
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172
Edwin Chen 5.2 173 **How to install Sqlit3**
Edwin Chen 5.1 174
Edwin Chen 5.2 175 (% class="box infomessage" %)
176 (((
177 Step1:Download the SQLit3 installation package
178 sudo wget
179 Step2:tar the SQLit3 installation package
Edwin Chen 5.1 180 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
Edwin Chen 5.2 181 Step3:Generate the makefile
Edwin Chen 5.1 182 cd sqlite-autoconf-3350300/;./configure
Edwin Chen 5.2 183 Step4:Compile makefile
Edwin Chen 5.1 184 sudo make
Edwin Chen 5.2 185 Step5:Install makefile
Edwin Chen 5.1 186 sudo make install
Edwin Chen 5.2 187 Check:
188 cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
189 cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
190 debug:
Edwin Chen 5.1 191 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
192 Please execute the command /sbin/ldconfig.
193 After that execute the command ./sqlite3 test.db again.
Edwin Chen 5.2 194 )))
195
196 ===== =====
197
Xiaoling 9.9 198 ==== **2.2.2.2 Step 2 :Install and run the RSS service** ====
Edwin Chen 5.2 199
200 1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
201
202 user must enter the root account and run the following commands
203
204 (% class="box infomessage" %)
205 (((
206 $ ./create_sqlite3_db.sh
207 $ ./rssh_serv -p  3721 2>&1 &
208 $ ps -ef | grep rssh_serv check 3721 port
209 )))
210
211 [[~[~[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]]
212
213
214 **Debug:**
215
216 {{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
217 Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
Edwin Chen 5.1 218 }}}
219
Edwin Chen 5.2 220 {{{ if fail to open dpvlry or to bind to it
221 please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
222 }}}
Edwin Chen 5.1 223
Edwin Chen 5.2 224 ===== =====
225
226 ===== =====
227
Xiaoling 9.9 228 ==== **2.2.2.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway)** ====
Edwin Chen 5.2 229
230 (% class="box infomessage" %)
231 (((
232 1):sudo useradd XXXXX (custom user name)
233 2):sudo passwd xxxxxx
234 3):cp /bin/bash /bin/rbash
235 4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
236 5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
237 6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
238 )))
239
240 **Now user "XXXXX" is the user with limited permissions of the current system**
241
Edwin Chen 7.1 242
Xiaoling 9.9 243 ==== **2.2.2.4 Step4:Create an authorization key file** ====
Edwin Chen 7.1 244
245 1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
246
247 **Debug:**
248
249 {{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
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251
252
Xiaoling 9.9 253 === **2.3 How does user get the gateway to connect to a user's private server** ===
Edwin Chen 5.2 254
255
Xiaoling 9.9 256 ==== **2.3.1 Step1: Come back the gateway web UI to get the gateway Public key** ====
257
Edwin Chen 5.2 258 1)in the system ~-~-> Remote Mgmt/span>
259
260 [[~[~[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]]
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262
Xiaoling 9.9 263 ==== **2.3.2 Step2: Authorization server** ====
Edwin Chen 5.2 264
Edwin Chen 7.1 265 Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
Edwin Chen 5.2 266
267 [[~[~[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]]
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269
Xiaoling 9.9 270 ===== **2.3.3 Step3: Connect private server** =====
Edwin Chen 5.2 271
Edwin Chen 7.1 272 This is same as connect Dragino Support Server but just change the server address to customize server address.
Edwin Chen 5.2 273
274 [[~[~[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]]
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Xiaoling 9.9 278 ===== **2.3.4 Step 4 :Check Connection** =====
Edwin Chen 5.2 279
280 Rssh Host connection Ok
281
282 [[~[~[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]]
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Edwin Chen 7.1 285 User can use common ps | grep ssh to check it in the gateway.
Edwin Chen 5.2 286
287 [[~[~[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]]
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Xiaoling 9.9 290 ==== **2.3.5 Step5:Access the gateway from customized server** ====
Edwin Chen 5.2 291
Edwin Chen 7.1 292 Check what gateways link to server.
Edwin Chen 5.2 293
Edwin Chen 7.1 294 $ ./connect-gw.sh -l
Edwin Chen 5.2 295
Edwin Chen 7.1 296 [[~[~[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]]
Edwin Chen 5.2 297
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Edwin Chen 7.1 300 Access the gateway
Edwin Chen 5.2 301
Edwin Chen 7.1 302 $ ./connect-gw.sh <GWID>
Edwin Chen 5.2 303
304 [[~[~[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]]