Changes for page Remote Access Gateway

Last modified by Kilight Cao on 2022/07/25 10:47
<
From version < 6.2 >
edited by Xiaoling
on 2022/05/27 10:55
To version < 2.3 >
edited by Xiaoling
on 2022/05/12 14:15
>
Change comment: There is no comment for this version

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... ... @@ -7,10 +7,10 @@
7 7  
8 8  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.
9 9  
10 -(% style="color:red" %)**Important Notice:**
10 +(% class="mark" %)**Important Notice:**
11 11  
12 -(% style="color:red" %)* **Remote.it access will give full control of your device to remote support.**
13 -~* **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.**
12 +* (% class="mark" %)**Remote.it access will give full control of your device to remote support.**
13 +* (% class="mark" %)**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.**
14 14  
15 15  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]].
16 16  
... ... @@ -19,10 +19,10 @@
19 19  
20 20  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.
21 21  
22 -(% style="color:red" %)**Important Notice:**
22 +(% class="mark" %)**Important Notice:**
23 23  
24 -(% style="color:red" %)* **RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this**
25 -~* **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.**
24 +* (% class="mark" %)**RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this**
25 +* (% class="mark" %)**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.**
26 26  
27 27  Below gateway support reverse SSH access:
28 28  
... ... @@ -40,20 +40,20 @@
40 40  
41 41  Go to this the Reverse SSH page as below:
42 42  
43 -[[image:image-20220527102348-1.png]]
43 +[[image:https://wiki.dragino.com/images/thumb/5/55/RSSH_Menu2.png/500px-RSSH_Menu2.png||height="256" width="500"]]
44 44  
45 45  Get the RSSH configure page
46 46  
47 47  
48 -[[image:image-20220527103251-2.png]]
48 +[[image:https://wiki.dragino.com/images/thumb/7/78/RSSH_Menu3.png/500px-RSSH_Menu3.png||height="313" width="500"]]
49 49  
50 50  Connection OK.
51 51  
52 -* (% style="color:#4f81bd" %)**Login ID**(%%): Input (% style="color:#4f81bd" %)**sshuser**
53 -* (% style="color:#4f81bd" %)**Host Address**(%%): Input** (% style="color:#4f81bd" %)support.dragino.com(%%)**
54 -* (% style="color:#4f81bd" %)**Host Port**(%%): Please email to support @ dragino.com to get a valid host port.
55 -* (% style="color:#4f81bd" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered.
56 -* (% style="color:#4f81bd" %)**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
52 +* (% class="mark" %)**Login ID**(%%): Input (% class="mark" %)**sshuser**
53 +* (% class="mark" %)**Host Address**(%%): Input(% class="mark" %)** support.dragino.com**
54 +* (% class="mark" %)**Host Port**(%%): Please email to support @ dragino.com to get a valid host port.
55 +* (% class="mark" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered.
56 +* (% class="mark" %)**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
57 57  
58 58  (((
59 59  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.
... ... @@ -65,51 +65,41 @@
65 65  Advance administrator can config a SSH server to provide support their end user themselves. Instruction is as below:
66 66  
67 67  1. Prepare a Linux server with public IP. The gateways need to be able to create SSH connection to this server. We recommend to use a server that performs no other function than to support the RSSH access, and to have no additional accounts active, and no access from the Internet that uses ID/password authentication.
68 -1. In the gateway settings, The (% style="color:#4f81bd" %)**Login ID**(%%) will be the SSH user for this server and the (% style="color:#4f81bd" %)**Host Address**(%%) is the server address.
68 +1. In the gateway settings, The (% class="mark" %)**Login ID**(%%) will be the SSH user for this server and the (% class="mark" %)**Host Address**(%%) is the server address.
69 69  1. Ask your end user to send you the key generate in the gateway and put them in /home/<Login ID>/.ssh/authorized_key file.
70 70  1. Give a free port to the user and ask them to configure RSSH page in the gateway.
71 71  1. In your server or other machine, you will able to access to the end user device by below command:
72 72  
73 -(% class="box" %)
74 -(((
75 -$ ssh   -p <End User Host Port>   root@<Host Address>
76 -)))
73 +{{{ $ ssh -p <End User Host Port> root@<Host Address>
74 +}}}
77 77  
78 -(((
79 -(% style="color:red" %)**Remote RSSH Access allow the gateway to connect to SSH server as well. This will create risk to the RSSH server. Please make sure the account use for Gateway Access has the lowest access right.**
80 -)))
76 +(% class="mark" %)**Remote RSSH Access allow the gateway to connect to SSH server as well. This will create risk to the RSSH server. Please make sure the account use for Gateway Access has the lowest access right.**
81 81  
82 82  
83 83  ==== 2.1.2.1 Note for set up RSSH server ====
84 84  
85 -If gateway reboot or the connection is incidentely close by end node. The port in SSH server will still be occupy for a long time. Administrator can use below commands to release the port.
81 +* If gateway reboot or the connection is incidentely close by end node. The port in SSH server will still be occupy for a long time. Administrator can use below commands to release the port.
86 86  
87 -(% class="box" %)
88 -(((
89 -[root@iZt4n22vqvm7ajogrfiif6Z ~~]# lsof -i :9102 ~-~-> check the port 9102 process status (change 9102 to the actually port for your gateway.
90 -COMMAND   PID    USER   FD   TYPE   DEVICE SIZE/OFF NODE NAME
91 -sshd    21430 sshuser   15u  IPv4 47567059      0t0  TCP localhost:bacula-fd (LISTEN)
92 -[root@iZt4n22vqvm7ajogrfiif6Z ~~]# kill 21430   ~-~-> Kill PID of this process.
93 -[root@iZt4n22vqvm7ajogrfiif6Z ~~]# lsof -i :9102        
94 -[root@iZt4n22vqvm7ajogrfiif6Z ~~]#
95 -)))
83 +{{{[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102 --> check the port 9102 process status (change 9102 to the actually port for your gateway.
84 +COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
85 +sshd 21430 sshuser 15u IPv4 47567059 0t0 TCP localhost:bacula-fd (LISTEN)
86 +[root@iZt4n22vqvm7ajogrfiif6Z ~]# kill 21430 --> Kill PID of this process.
87 +[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102
88 +[root@iZt4n22vqvm7ajogrfiif6Z ~]#
89 +}}}
96 96  
97 -
98 98  == 2.2 For Firmware Version higher than lgw~-~-build-v5.4.1618196981-20210412-1111 ==
99 99  
100 100  Below gateway support reverse SSH access:
101 101  
102 -(% class="box" %)
103 -(((
104 -Firmware Version >lgw~-~-build-v5.4.1618196981-20210412-1111 Firmware Download
105 -LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
106 -LG02, OLG02
107 -LG308, DLOS8
108 -LPS8
109 -LIG16
110 -)))
95 +{{{ Firmware Version >lgw--build-v5.4.1618196981-20210412-1111 Firmware Download
96 + LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
97 + LG02, OLG02
98 + LG308, DLOS8
99 + LPS8
100 + LIG16
101 +}}}
111 111  
112 -
113 113  === 2.2.1 End User Guide to use SSH access ===
114 114  
115 115  ==== 2.2.1.1 Install the SSH service for server ====
... ... @@ -118,41 +118,33 @@
118 118  
119 119  1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
120 120  
121 -[[image:image-20220527105447-1.png]]
111 +[[image:https://wiki.dragino.com/images/thumb/d/d0/Git_clone.png/500px-Git_clone.png||height="80" width="500"]]
122 122  
123 123  git clone rssh-server
124 124  
125 -
126 126  2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
127 127  
128 -[[image:image-20220527105511-2.png]]
117 +[[image:https://wiki.dragino.com/images/thumb/e/e3/Generate_the_execute_file.png/500px-Generate_the_execute_file.png||height="103" width="500"]]
129 129  
130 130  Generate the execute file
131 131  
132 -
133 133  **Debug** :
134 134  
135 -(% class="box" %)
136 -(((
137 -if you git fail.  ~-~->    (% class="mark" %)**sudo: git: command not found.**(%%)
138 -please install git.  ~-~->    (% class="mark" %)**yum install git -y  or  apt-get install git -y. **
139 -)))
123 +{{{ if you git fail. --> sudo: git: command not found.
124 + please install git. --> yum install git -y or apt-get install git -y.
125 +}}}
140 140  
141 -(% class="box" %)
142 -(((
143 -if you make error 127,it** (% class="mark" %)lack of gcc.(%%)**
144 -please install gcc.    ~-~->(% class="mark" %)**yum install gcc.**
145 -)))
127 +{{{ if you make error 127,it lack of gcc.
128 + please install gcc. -->yum install gcc.
129 +}}}
146 146  
147 147  [[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png||height="174" width="434"]]
148 148  
149 149  lack of gcc
150 150  
151 -(% class="box" %)
152 -(((
153 -if you make a fatal error : sqlite3.h,it (% class="mark" %)**lack of sqlite3.**(%%)
154 -please insatell **sqlite3**.
155 -)))
135 +{{{ if you make a fatal error : sqlite3.h,it lack of sqlite3.
136 + please insatell sqlite3.
137 +}}}
156 156  
157 157  [[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png||height="137" width="500"]]
158 158  
... ... @@ -160,28 +160,25 @@
160 160  
161 161  How to install Sqlit3
162 162  
163 -(% class="box" %)
164 -(((
165 -Step1: Download the SQLit3 installation package
166 - sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]
167 -Step2: tar the SQLit3 installation package
145 +{{{ Step1:Download the SQLit3 installation package
146 + sudo wget
147 + Step2:tar the SQLit3 installation package
168 168   sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
169 -Step3: Generate the makefile
149 + Step3:Generate the makefile
170 170   cd sqlite-autoconf-3350300/;./configure
171 -Step4: Compile makefile
151 + Step4:Compile makefile
172 172   sudo make
173 -Step5: Install makefile
153 + Step5:Install makefile
174 174   sudo make install
175 -Check:
176 - cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
177 - cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
178 -debug:
155 + Check:
156 + cd /usr/local/bin;ls -al --> Check to see if there is a file for sqlite3
157 + cd sqlite-autoconf-3350300/;./sqlite3 test.db --> Test whether the sqlite3 was installed successfully
158 + debug:
179 179   If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
180 180   Please execute the command /sbin/ldconfig.
181 181   After that execute the command ./sqlite3 test.db again.
182 -)))
162 +}}}
183 183  
184 -
185 185  ===== 2.2.1.1.2 Step 2 :Install and run the RSS service =====
186 186  
187 187  1):intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
... ... @@ -188,12 +188,10 @@
188 188  
189 189  user must enter the root account and run the following commands
190 190  
191 -(% class="box" %)
192 -(((
193 - $ ./create_sqlite3_db.sh
194 - $ ./rssh_serv -p  3721 2>&1 &
195 - $ ps -ef | grep rssh_serv check 3721 port
196 -)))
170 +{{{ $ ./create_sqlite3_db.sh
171 + $ ./rssh_serv -p 3721 2>&1 &
172 + $ ps -ef | grep rssh_serv check 3721 port
173 +}}}
197 197  
198 198  [[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"]]
199 199  
... ... @@ -201,47 +201,40 @@
201 201  
202 202  **Debug:**
203 203  
204 -(% class="box" %)
205 -(((
206 -Check /var/rsshdb.sqlite3 ~-~->(% class="mark" %)** ls /var/rsshdb.sqlite3**(%%)
207 -Check ls /var/rsshdb.sqlite3 ~-~-> (% class="mark" %)**sudo chmod 777 rssh_serv**
208 -)))
181 +{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
182 + Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
183 +}}}
209 209  
210 -(% class="box" %)
211 -(((
212 -if** fail to open dpvlry or to bind to it**
213 -please kill rssh_serv,and run (% class="mark" %)** ./rssh_serv -p  3721 2>&1 &** (%%) again
214 -)))
185 +{{{ if fail to open dpvlry or to bind to it
186 + please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
187 +}}}
215 215  
216 -
217 217  ===== 2.2.1.1.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway) =====
218 218  
219 -1):(% class="mark" %)**sudo useradd XXXXX**(%%) (custom user name)
191 +1):sudo useradd XXXXX (custom user name)
220 220  
221 -2):(% class="mark" %)**sudo passwd xxxxxx**
193 +2):sudo passwd xxxxxx
222 222  
223 -3):(% class="mark" %)**cp /bin/bash /bin/rbash**
195 +3):cp /bin/bash /bin/rbash
224 224  
225 -4):(% class="mark" %)**sudo nano /etc/passwd**(%%) ~-~-> Change /bin/bash to /bin/rbash
197 +4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
226 226  
227 -5):(% class="mark" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
199 +5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
228 228  
229 -6):(% class="mark" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
201 +6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
230 230  
231 231  **Now user "XXXXX" is the user with limited permissions of the current system**
232 232  
233 -
234 234  === 2.2.2 How does user get the gateway to connect to a user's private server ===
235 235  
236 236  ===== 2.2.2.1 Step1: Come bace the gateway web UI for get the gateway Public key =====
237 237  
238 -1)in the system ~-~-> (% class="mark" %)**Remote Mgmt/span>**
209 +1)in the system ~-~-> Remote Mgmt/span>
239 239  
240 240  [[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png||height="367" width="500"]]
241 241  
242 242  Remote Mgmt
243 243  
244 -
245 245  ===== 2.2.2.2 Step2: Authorization server =====
246 246  
247 247  copy the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
... ... @@ -250,7 +250,6 @@
250 250  
251 251  Publickey
252 252  
253 -
254 254  ===== 2.2.2.3 Step3: connecte private server =====
255 255  
256 256  in the gateway web UI
... ... @@ -259,17 +259,14 @@
259 259  
260 260  gateway web UI
261 261  
262 -(% class="box" %)
263 -(((
264 -(% class="mark" %)**Connection Type **(%%) : If user's least privileged user with private server uses a password, select (% class="mark" %)**Public Key**(%%)
265 -**Note:if user's least privileged user no uses a password,choose from both is fine**
266 -(% class="mark" %)**Login ID**(%%)             : Input user name "eg : "XXXXX"
267 -(% class="mark" %)**Host Address**(%%)         : Input user's private server address
268 -(% class="mark" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered.
231 +{{{Connection Type : If user's least privileged user with private server uses a password, select Public Key
232 +Note:if user's least privileged user no uses a password,choose from both is fine
233 +Login ID : Input user name "eg : "XXXXX"
234 +Host Address : Input user's private server address
235 +Connect at Startupt: : Choose to enable connect once device is powered.
269 269  Click Save and then Connect
270 -)))
237 +}}}
271 271  
272 -
273 273  ===== 2.2.2.4 Step 4 :Cheak is fine =====
274 274  
275 275  Rssh Host connection Ok
... ... @@ -278,10 +278,9 @@
278 278  
279 279  Rssh Host connection Ok
280 280  
281 -
282 282  user can use common ps | grep ssh to check it in the gateway.
283 283  
284 -[[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png]]
249 +[[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png||height="47" width="500"]]
285 285  
286 286  Check the gateway
287 287  
... ... @@ -292,10 +292,8 @@
292 292  
293 293  **Debug:**
294 294  
295 -(% class="box" %)
296 -(((
297 - check: sudo ls /home/xxxxx/.ssh/authorizedkey
298 -)))
260 +{{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey
261 +}}}
299 299  
300 300  === 2.2.3 How to Ser up a Reverse SSH access ===
301 301  
... ... @@ -305,11 +305,11 @@
305 305  
306 306  Loging server
307 307  
308 -
309 309  ==== 2.2.3.2 Step2:access the gateway ====
310 310  
311 311  $ cd rssh-server/
312 312  
275 +
313 313  Check the gateway linking to the server $ ./connect-gw.sh -l
314 314  
315 315  [[image:https://wiki.dragino.com/images/thumb/e/ee/Check_gateway_link_server.png/500px-Check_gateway_link_server.png||height="157" width="500"]]
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