Changes for page Remote Access Gateway

Last modified by Kilight Cao on 2022/07/25 10:47
<
From version < 2.14 >
edited by Xiaoling
on 2022/05/12 15:07
To version < 1.3 >
edited by Xiaoling
on 2022/05/12 14:08
>
Change comment: There is no comment for this version

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... ... @@ -49,15 +49,13 @@
49 49  
50 50  Connection OK.
51 51  
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
52 +* Login ID: Input sshuser
53 +* Host Address: Input support.dragino.com
54 +* Host Port: : Please email to support @ dragino.com to get a valid host port.
55 +* Connect at Startupt: : Choose to enable connect once device is powered.
56 +* 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 -(((
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.
60 -)))
61 61  
62 62  
63 63  === 2.1.2 How to Ser up a Reverse SSH access ===
... ... @@ -65,51 +65,40 @@
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 (% class="mark" %)**Login ID**(%%) will be the SSH user for this server and the (% class="mark" %)**Host Address**(%%) is the server address.
66 +1. In the gateway settings, The Login ID will be the SSH user for this server and the 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 -)))
71 +{{{ $ ssh -p <End User Host Port> root@<Host Address>
72 +}}}
77 77  
78 -(((
79 -(% 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.**
80 -)))
74 +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 -
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.
78 +* 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 -)))
80 +{{{[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102 --> check the port 9102 process status (change 9102 to the actually port for your gateway.
81 +COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
82 +sshd 21430 sshuser 15u IPv4 47567059 0t0 TCP localhost:bacula-fd (LISTEN)
83 +[root@iZt4n22vqvm7ajogrfiif6Z ~]# kill 21430 --> Kill PID of this process.
84 +[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102
85 +[root@iZt4n22vqvm7ajogrfiif6Z ~]#
86 +}}}
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 -)))
92 +{{{ Firmware Version >lgw--build-v5.4.1618196981-20210412-1111 Firmware Download
93 + LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
94 + LG02, OLG02
95 + LG308, DLOS8
96 + LPS8
97 + LIG16
98 +}}}
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 ====
... ... @@ -122,7 +122,6 @@
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  
128 128  [[image:https://wiki.dragino.com/images/thumb/e/e3/Generate_the_execute_file.png/500px-Generate_the_execute_file.png||height="103" width="500"]]
... ... @@ -131,27 +131,21 @@
131 131  
132 132  **Debug** :
133 133  
134 -(% class="box" %)
135 -(((
136 -if you git fail.  ~-~->    (% class="mark" %)**sudo: git: command not found.**(%%)
137 -please install git.  ~-~->    (% class="mark" %)**yum install git -y  or  apt-get install git -y. **
138 -)))
120 +{{{ if you git fail. --> sudo: git: command not found.
121 + please install git. --> yum install git -y or apt-get install git -y.
122 +}}}
139 139  
140 -(% class="box" %)
141 -(((
142 -if you make error 127,it** (% class="mark" %)lack of gcc.(%%)**
143 -please install gcc.    ~-~->(% class="mark" %)**yum install gcc.**
144 -)))
124 +{{{ if you make error 127,it lack of gcc.
125 + please install gcc. -->yum install gcc.
126 +}}}
145 145  
146 146  [[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png||height="174" width="434"]]
147 147  
148 148  lack of gcc
149 149  
150 -(% class="box" %)
151 -(((
152 -if you make a fatal error : sqlite3.h,it (% class="mark" %)**lack of sqlite3.**(%%)
153 -please insatell **sqlite3**.
154 -)))
132 +{{{ if you make a fatal error : sqlite3.h,it lack of sqlite3.
133 + please insatell sqlite3.
134 +}}}
155 155  
156 156  [[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png||height="137" width="500"]]
157 157  
... ... @@ -159,28 +159,25 @@
159 159  
160 160  How to install Sqlit3
161 161  
162 -(% class="box" %)
163 -(((
164 -Step1: Download the SQLit3 installation package
165 - sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]
166 -Step2: tar the SQLit3 installation package
142 +{{{ Step1:Download the SQLit3 installation package
143 + sudo wget
144 + Step2:tar the SQLit3 installation package
167 167   sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
168 -Step3: Generate the makefile
146 + Step3:Generate the makefile
169 169   cd sqlite-autoconf-3350300/;./configure
170 -Step4: Compile makefile
148 + Step4:Compile makefile
171 171   sudo make
172 -Step5: Install makefile
150 + Step5:Install makefile
173 173   sudo make install
174 -Check:
175 - cd /usr/local/bin;ls -al                             ~-~->    Check to see if there is a file for sqlite3
176 - cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->    Test whether the sqlite3 was installed successfully
177 -debug:
152 + Check:
153 + cd /usr/local/bin;ls -al --> Check to see if there is a file for sqlite3
154 + cd sqlite-autoconf-3350300/;./sqlite3 test.db --> Test whether the sqlite3 was installed successfully
155 + debug:
178 178   If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
179 179   Please execute the command /sbin/ldconfig.
180 180   After that execute the command ./sqlite3 test.db again.
181 -)))
159 +}}}
182 182  
183 -
184 184  ===== 2.2.1.1.2 Step 2 :Install and run the RSS service =====
185 185  
186 186  1):intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
... ... @@ -187,12 +187,10 @@
187 187  
188 188  user must enter the root account and run the following commands
189 189  
190 -(% class="box" %)
191 -(((
192 - $ ./create_sqlite3_db.sh
193 - $ ./rssh_serv -p  3721 2>&1 &
194 - $ ps -ef | grep rssh_serv check 3721 port
195 -)))
167 +{{{ $ ./create_sqlite3_db.sh
168 + $ ./rssh_serv -p 3721 2>&1 &
169 + $ ps -ef | grep rssh_serv check 3721 port
170 +}}}
196 196  
197 197  [[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"]]
198 198  
... ... @@ -200,47 +200,40 @@
200 200  
201 201  **Debug:**
202 202  
203 -(% class="box" %)
204 -(((
205 -Check /var/rsshdb.sqlite3 ~-~->(% class="mark" %)** ls /var/rsshdb.sqlite3**(%%)
206 -Check ls /var/rsshdb.sqlite3 ~-~-> (% class="mark" %)**sudo chmod 777 rssh_serv**
207 -)))
178 +{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
179 + Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
180 +}}}
208 208  
209 -(% class="box" %)
210 -(((
211 -if** fail to open dpvlry or to bind to it**
212 -please kill rssh_serv,and run (% class="mark" %)** ./rssh_serv -p  3721 2>&1 &** (%%) again
213 -)))
182 +{{{ if fail to open dpvlry or to bind to it
183 + please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
184 +}}}
214 214  
215 -
216 216  ===== 2.2.1.1.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway) =====
217 217  
218 -1):(% class="mark" %)**sudo useradd XXXXX**(%%) (custom user name)
188 +1):sudo useradd XXXXX (custom user name)
219 219  
220 -2):(% class="mark" %)**sudo passwd xxxxxx**
190 +2):sudo passwd xxxxxx
221 221  
222 -3):(% class="mark" %)**cp /bin/bash /bin/rbash**
192 +3):cp /bin/bash /bin/rbash
223 223  
224 -4):(% class="mark" %)**sudo nano /etc/passwd**(%%) ~-~-> Change /bin/bash to /bin/rbash
194 +4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
225 225  
226 -5):(% class="mark" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
196 +5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin**
227 227  
228 -6):(% class="mark" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
198 +6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin**
229 229  
230 230  **Now user "XXXXX" is the user with limited permissions of the current system**
231 231  
232 -
233 233  === 2.2.2 How does user get the gateway to connect to a user's private server ===
234 234  
235 235  ===== 2.2.2.1 Step1: Come bace the gateway web UI for get the gateway Public key =====
236 236  
237 -1)in the system ~-~-> (% class="mark" %)**Remote Mgmt/span>**
206 +1)in the system ~-~-> Remote Mgmt/span>
238 238  
239 239  [[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png||height="367" width="500"]]
240 240  
241 241  Remote Mgmt
242 242  
243 -
244 244  ===== 2.2.2.2 Step2: Authorization server =====
245 245  
246 246  copy the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
... ... @@ -249,7 +249,6 @@
249 249  
250 250  Publickey
251 251  
252 -
253 253  ===== 2.2.2.3 Step3: connecte private server =====
254 254  
255 255  in the gateway web UI
... ... @@ -258,17 +258,14 @@
258 258  
259 259  gateway web UI
260 260  
261 -(% class="box" %)
262 -(((
263 -(% class="mark" %)**Connection Type **(%%) : If user's least privileged user with private server uses a password, select (% class="mark" %)**Public Key**(%%)
264 -**Note:if user's least privileged user no uses a password,choose from both is fine**
265 -(% class="mark" %)**Login ID**(%%)             : Input user name "eg : "XXXXX"
266 -(% class="mark" %)**Host Address**(%%)         : Input user's private server address
267 -(% class="mark" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered.
228 +{{{Connection Type : If user's least privileged user with private server uses a password, select Public Key
229 +Note:if user's least privileged user no uses a password,choose from both is fine
230 +Login ID : Input user name "eg : "XXXXX"
231 +Host Address : Input user's private server address
232 +Connect at Startupt: : Choose to enable connect once device is powered.
268 268  Click Save and then Connect
269 -)))
234 +}}}
270 270  
271 -
272 272  ===== 2.2.2.4 Step 4 :Cheak is fine =====
273 273  
274 274  Rssh Host connection Ok
... ... @@ -277,10 +277,9 @@
277 277  
278 278  Rssh Host connection Ok
279 279  
280 -
281 281  user can use common ps | grep ssh to check it in the gateway.
282 282  
283 -[[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png]]
246 +[[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png||height="47" width="500"]]
284 284  
285 285  Check the gateway
286 286  
... ... @@ -291,10 +291,8 @@
291 291  
292 292  **Debug:**
293 293  
294 -(% class="box" %)
295 -(((
296 - check: sudo ls /home/xxxxx/.ssh/authorizedkey
297 -)))
257 +{{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey
258 +}}}
298 298  
299 299  === 2.2.3 How to Ser up a Reverse SSH access ===
300 300  
... ... @@ -304,11 +304,11 @@
304 304  
305 305  Loging server
306 306  
307 -
308 308  ==== 2.2.3.2 Step2:access the gateway ====
309 309  
310 310  $ cd rssh-server/
311 311  
272 +
312 312  Check the gateway linking to the server $ ./connect-gw.sh -l
313 313  
314 314  [[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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