Changes for page Remote Access Gateway
Last modified by Kilight Cao on 2022/07/25 10:47
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... ... @@ -65,39 +65,48 @@ 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 Login ID will be the SSH user for this server and the 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 -{{{ $ ssh -p <End User Host Port> root@<Host Address> 74 -}}} 73 +(% class="box" %) 74 +((( 75 + $ ssh -p <End User Host Port> root@<Host Address> 76 +))) 75 75 76 -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. 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 +))) 77 77 82 + 78 78 ==== 2.1.2.1 Note for set up RSSH server ==== 79 79 80 80 * 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 81 82 -{{{[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102 --> check the port 9102 process status (change 9102 to the actually port for your gateway. 83 -COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME 84 -sshd 21430 sshuser 15u IPv4 47567059 0t0 TCP localhost:bacula-fd (LISTEN) 85 -[root@iZt4n22vqvm7ajogrfiif6Z ~]# kill 21430 --> Kill PID of this process. 86 -[root@iZt4n22vqvm7ajogrfiif6Z ~]# lsof -i :9102 87 -[root@iZt4n22vqvm7ajogrfiif6Z ~]# 88 -}}} 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 +))) 89 89 90 90 == 2.2 For Firmware Version higher than lgw~-~-build-v5.4.1618196981-20210412-1111 == 91 91 92 92 Below gateway support reverse SSH access: 93 93 94 -{{{ Firmware Version >lgw--build-v5.4.1618196981-20210412-1111 Firmware Download 101 +(% class="box" %) 102 +((( 103 + Firmware Version >lgw~-~-build-v5.4.1618196981-20210412-1111 Firmware Download 95 95 LG01N, OLG01N (Note: LG01-P LG01-S doesn't support) 96 96 LG02, OLG02 97 97 LG308, DLOS8 98 98 LPS8 99 99 LIG16 100 - }}}109 +))) 101 101 102 102 === 2.2.1 End User Guide to use SSH access === 103 103 ... ... @@ -111,6 +111,7 @@ 111 111 112 112 git clone rssh-server 113 113 123 + 114 114 2).cd rssh-server; sudo make ~-~--> to Generate the execute file:rssh_serv 115 115 116 116 [[image:https://wiki.dragino.com/images/thumb/e/e3/Generate_the_execute_file.png/500px-Generate_the_execute_file.png||height="103" width="500"]] ... ... @@ -119,21 +119,27 @@ 119 119 120 120 **Debug** : 121 121 122 -{{{ if you git fail. --> sudo: git: command not found. 123 - please install git. --> yum install git -y or apt-get install git -y. 124 -}}} 132 +(% class="box" %) 133 +((( 134 + if you git fail. ~-~-> (% class="mark" %)**sudo: git: command not found.**(%%) 135 +please install git. ~-~-> (% class="mark" %)**yum install git -y or apt-get install git -y. ** 136 +))) 125 125 126 -{{{ if you make error 127,it lack of gcc. 127 - please install gcc. -->yum install gcc. 128 -}}} 138 +(% class="box" %) 139 +((( 140 + if you make error 127,it** (% class="mark" %)lack of gcc.(%%)** 141 +please install gcc. ~-~->(% class="mark" %)**yum install gcc.** 142 +))) 129 129 130 130 [[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png||height="174" width="434"]] 131 131 132 132 lack of gcc 133 133 134 -{{{ if you make a fatal error : sqlite3.h,it lack of sqlite3. 135 - please insatell sqlite3. 136 -}}} 148 +(% class="box" %) 149 +((( 150 + if you make a fatal error : sqlite3.h,it (% class="mark" %)**lack of sqlite3.**(%%) 151 +please insatell **sqlite3**. 152 +))) 137 137 138 138 [[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png||height="137" width="500"]] 139 139 ... ... @@ -141,25 +141,28 @@ 141 141 142 142 How to install Sqlit3 143 143 144 -{{{ Step1:Download the SQLit3 installation package 145 - sudo wget 146 - Step2:tar the SQLit3 installation package 160 +(% class="box" %) 161 +((( 162 +Step1:Download the SQLit3 installation package 163 + sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]] 164 +Step2:tar the SQLit3 installation package 147 147 sudo tar -zxvf sqlite-autoconf-3350300.tar.gz 148 - 166 +Step3:Generate the makefile 149 149 cd sqlite-autoconf-3350300/;./configure 150 - 168 +Step4:Compile makefile 151 151 sudo make 152 - 170 +Step5:Install makefile 153 153 sudo make install 154 - 155 - cd /usr/local/bin;ls -al 156 - cd sqlite-autoconf-3350300/;./sqlite3 test.db 157 - 172 +Check: 173 + cd /usr/local/bin;ls -al ~-~-> Check to see if there is a file for sqlite3 174 + cd sqlite-autoconf-3350300/;./sqlite3 test.db ~-~-> Test whether the sqlite3 was installed successfully 175 +debug: 158 158 If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db. 159 159 Please execute the command /sbin/ldconfig. 160 160 After that execute the command ./sqlite3 test.db again. 161 - }}}179 +))) 162 162 181 + 163 163 ===== 2.2.1.1.2 Step 2 :Install and run the RSS service ===== 164 164 165 165 1):intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721) ... ... @@ -166,10 +166,12 @@ 166 166 167 167 user must enter the root account and run the following commands 168 168 169 -{{{ $ ./create_sqlite3_db.sh 170 - $ ./rssh_serv -p 3721 2>&1 & 171 - $ ps -ef | grep rssh_serv check 3721 port 172 -}}} 188 +(% class="box" %) 189 +((( 190 +$ ./create_sqlite3_db.sh 191 +$ ./rssh_serv -p 3721 2>&1 & 192 +$ ps -ef | grep rssh_serv check 3721 port 193 +))) 173 173 174 174 [[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"]] 175 175 ... ... @@ -177,40 +177,47 @@ 177 177 178 178 **Debug:** 179 179 180 -{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3 181 - Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv 182 -}}} 201 +(% class="box" %) 202 +((( 203 +Check /var/rsshdb.sqlite3 ~-~->(% class="mark" %)** ls /var/rsshdb.sqlite3**(%%) 204 +Check ls /var/rsshdb.sqlite3 ~-~-> (% class="mark" %)**sudo chmod 777 rssh_serv** 205 +))) 183 183 184 -{{{ if fail to open dpvlry or to bind to it 185 - please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again 186 -}}} 207 +(% class="box" %) 208 +((( 209 +if** fail to open dpvlry or to bind to it** 210 +please kill rssh_serv,and run (% class="mark" %)** ./rssh_serv -p 3721 2>&1 &** (%%) again 211 +))) 187 187 213 + 188 188 ===== 2.2.1.1.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway) ===== 189 189 190 -1):sudo useradd XXXXX (custom user name) 216 +1):(% class="mark" %)**sudo useradd XXXXX**(%%) (custom user name) 191 191 192 -2):sudo passwd xxxxxx 218 +2):(% class="mark" %)**sudo passwd xxxxxx** 193 193 194 -3):cp /bin/bash /bin/rbash 220 +3):(% class="mark" %)**cp /bin/bash /bin/rbash** 195 195 196 -4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash 222 +4):(% class="mark" %)**sudo nano /etc/passwd**(%%) ~-~-> Change /bin/bash to /bin/rbash 197 197 198 -5):sudo nano /home/xxxxx/.bashrc **empty it,and input export PATH=$HOME/bin** 224 +5):(% class="mark" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin** 199 199 200 -6):sudo nano /home/xxxxx/.bash_profile **empty it,and input export PATH=$HOME/bin** 226 +6):(% class="mark" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin** 201 201 202 202 **Now user "XXXXX" is the user with limited permissions of the current system** 203 203 230 + 204 204 === 2.2.2 How does user get the gateway to connect to a user's private server === 205 205 206 206 ===== 2.2.2.1 Step1: Come bace the gateway web UI for get the gateway Public key ===== 207 207 208 -1)in the system ~-~-> Remote Mgmt/span> 235 +1)in the system ~-~-> (% class="mark" %)**Remote Mgmt/span>** 209 209 210 210 [[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png||height="367" width="500"]] 211 211 212 212 Remote Mgmt 213 213 241 + 214 214 ===== 2.2.2.2 Step2: Authorization server ===== 215 215 216 216 copy the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file. ... ... @@ -219,6 +219,7 @@ 219 219 220 220 Publickey 221 221 250 + 222 222 ===== 2.2.2.3 Step3: connecte private server ===== 223 223 224 224 in the gateway web UI ... ... @@ -227,13 +227,15 @@ 227 227 228 228 gateway web UI 229 229 230 -{{{Connection Type : If user's least privileged user with private server uses a password, select Public Key 231 -Note:if user's least privileged user no uses a password,choose from both is fine 232 -Login ID : Input user name "eg : "XXXXX" 233 -Host Address : Input user's private server address 234 -Connect at Startupt: : Choose to enable connect once device is powered. 259 +(% class="box" %) 260 +((( 261 +(% class="mark" %)**Connection Type **(%%) : If user's least privileged user with private server uses a password, select (% class="mark" %)**Public Key**(%%) 262 +**Note:if user's least privileged user no uses a password,choose from both is fine** 263 +(% class="mark" %)**Login ID**(%%) : Input user name "eg : "XXXXX" 264 +(% class="mark" %)**Host Address**(%%) : Input user's private server address 265 +(% class="mark" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered. 235 235 Click Save and then Connect 236 - }}}267 +))) 237 237 238 238 ===== 2.2.2.4 Step 4 :Cheak is fine ===== 239 239