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 < 19.18 >
edited by Xiaoling
on 2022/07/14 14:22
>
Change comment: There is no comment for this version

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1 - **Contents:**
1 + **Table of Contents:**
2 2  
3 3  {{toc/}}
4 4  
5 5  
6 -= 1. Use Remote.it service =
7 7  
7 += **1.  Use Remote.it service** =
8 +
9 +
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 10  (% style="color:red" %)**Important Notice:**
... ... @@ -15,8 +15,9 @@
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  
17 17  
18 -= 2. RSSH Introduction =
20 += **2.  RSSH Introduction** =
19 19  
22 +
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 22  (% style="color:red" %)**Important Notice:**
... ... @@ -34,10 +34,12 @@
34 34  * LIG16
35 35  * MS14 series if installed with the same firmware.
36 36  
37 -== 2.1 For Firmware Version lower than lgw~-~-build-v5.4.1616478814-20210323-1355 ==
40 +== **2.1  For Firmware Version lower than lgw~-~-build-v5.4.1616478814-20210323-1355** ==
38 38  
39 -=== 2.1.1 End User Guide to use SSH access ===
40 40  
43 +=== **2.1.1  End User Guide to use SSH access** ===
44 +
45 +
41 41  Go to this the Reverse SSH page as below:
42 42  
43 43  [[image:image-20220527102348-1.png]]
... ... @@ -49,11 +49,11 @@
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.
57 +* (% style="color:#4f81bd" %)**Login ID**(%%):  Input (% style="color:#4f81bd" %)**sshuser**
58 +* (% style="color:#4f81bd" %)**Host Address**(%%):  Input** (% style="color:#4f81bd" %)support.dragino.com(%%)**
59 +* (% style="color:#4f81bd" %)**Host Port**(%%):  Please email to support @ dragino.com to get a valid host port.
55 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
61 +* (% 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
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.
... ... @@ -60,8 +60,10 @@
60 60  )))
61 61  
62 62  
63 -=== 2.1.2 How to Ser up a Reverse SSH access ===
64 64  
69 +=== **2.1.2  How to Ser up a Reverse SSH access** ===
70 +
71 +
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.
... ... @@ -80,8 +80,9 @@
80 80  )))
81 81  
82 82  
83 -==== 2.1.2.1 Note for set up RSSH server ====
84 84  
91 +==== **2.1.2.1  Note for set up RSSH server** ====
92 +
85 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.
86 86  
87 87  (% class="box" %)
... ... @@ -95,7 +95,7 @@
95 95  )))
96 96  
97 97  
98 -== 2.2 For Firmware Version higher than lgw~-~-build-v5.4.1618196981-20210412-1111 ==
106 +== **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  
... ... @@ -110,20 +110,23 @@
110 110  )))
111 111  
112 112  
113 -=== 2.2.1 End User Guide to use SSH access ===
121 +=== **2.2.1  End User Guide to use SSH access** ===
114 114  
115 -==== 2.2.1.1 Install the SSH service for server ====
116 116  
117 -===== 2.2.1.1.1 Step 1:Download the SSH service code =====
124 +==== **2.2.1.1  Install the SSH service for server** ====
118 118  
119 -1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
120 120  
127 +===== (% style="color:blue" %)**Step 1 : Download the SSH service code**(%%) =====
128 +
129 +
130 +**1).  **git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
131 +
121 121  [[image:image-20220527105447-1.png]]
122 122  
123 123  git clone rssh-server
124 124  
125 125  
126 -2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
137 +**2). ** cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
127 127  
128 128  [[image:image-20220527105511-2.png]]
129 129  
... ... @@ -134,48 +134,55 @@
134 134  
135 135  (% class="box" %)
136 136  (((
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. **
148 +if you git fail.  ~-~->    (% style="color:#4f81bd" %)**sudo: git: command not found.**(%%)
149 +please install git.  ~-~->  (% style="color:#4f81bd" %)**yum install git -y  or  apt-get install git -y.**
139 139  )))
140 140  
141 141  (% class="box" %)
142 142  (((
143 -if you make error 127,it** (% class="mark" %)lack of gcc.(%%)**
144 -please install gcc.    ~-~->(% class="mark" %)**yum install gcc.**
154 +if you make error 127,it** (% style="color:#4f81bd" %)lack of gcc.(%%)**
155 +please install gcc.    ~-~->(% style="color:#4f81bd" %)**yum install gcc.**
145 145  )))
146 146  
147 -[[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png||height="174" width="434"]]
158 +[[image:image-20220527105856-3.png]]
148 148  
149 149  lack of gcc
150 150  
151 151  (% class="box" %)
152 152  (((
153 -if you make a fatal error : sqlite3.h,it (% class="mark" %)**lack of sqlite3.**(%%)
154 -please insatell **sqlite3**.
164 +if you make a fatal error : sqlite3.h,it (% style="color:#4f81bd" %)**lack of sqlite3.**(%%)
165 +please insatell (% style="color:#4f81bd" %)**sqlite3**.
155 155  )))
156 156  
157 -[[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png||height="137" width="500"]]
168 +[[image:image-20220527105918-4.png]]
158 158  
159 159  lack of sqlite3
160 160  
161 -How to install Sqlit3
162 162  
173 +(% style="color:blue" %)**How to install Sqlit3:**
174 +
163 163  (% class="box" %)
164 164  (((
165 -Step1: Download the SQLit3 installation package
177 +(% style="color:#037691" %)**Step1:**(%%) Download the SQLit3 installation package
166 166   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
179 +
180 +(% style="color:#037691" %)**Step2:**(%%) tar the SQLit3 installation package
168 168   sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
169 -Step3: Generate the makefile
182 +
183 +(% style="color:#037691" %)**Step3:**(%%) Generate the makefile
170 170   cd sqlite-autoconf-3350300/;./configure
171 -Step4: Compile makefile
185 +
186 +(% style="color:#037691" %)**Step4:**(%%) Compile makefile
172 172   sudo make
173 -Step5: Install makefile
188 +
189 +(% style="color:#037691" %)**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:
191 +
192 +(% style="color:#037691" %)**Check:**(%%)
193 + cd /usr/local/bin;ls -al  ~-~->    Check to see if there is a file for sqlite3
194 + cd sqlite-autoconf-3350300/;./sqlite3 test.db        ~-~->  Test whether the sqlite3 was installed successfully
195 +
196 +(% style="color:#037691" %)**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.
... ... @@ -182,99 +182,115 @@
182 182  )))
183 183  
184 184  
185 -===== 2.2.1.1.2 Step 2 :Install and run the RSS service =====
186 186  
187 -1):intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
204 +===== (% style="color:blue" %)**Step 2 : Install and run the RSS service**(%%) =====
188 188  
206 +
207 +**1):**  intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
208 +
189 189  user must enter the root account and run the following commands
190 190  
191 191  (% class="box" %)
192 192  (((
193 - $ ./create_sqlite3_db.sh
213 +**~ $ ./create_sqlite3_db.sh
194 194   $ ./rssh_serv -p  3721 2>&1 &
195 - $ ps -ef | grep rssh_serv check 3721 port
215 + $ ps -ef | grep rssh_serv check 3721 port**
196 196  )))
197 197  
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"]]
218 +[[image:image-20220527110436-6.png]]
199 199  
200 200  intall database and server development port
201 201  
222 +
202 202  **Debug:**
203 203  
204 204  (% class="box" %)
205 205  (((
206 -Check /var/rsshdb.sqlite3 ~-~->(% class="mark" %)** ls /var/rsshdb.sqlite3**(%%)
207 -Check ls /var/rsshdb.sqlite3 ~-~-> (% class="mark" %)**sudo chmod 777 rssh_serv**
227 +**Check /var/rsshdb.sqlite3  ~-~->(% style="color:#4f81bd" %)  ls /var/rsshdb.sqlite3(%%)**
228 +**Check ls /var/rsshdb.sqlite3 ~-~->**  (% style="color:#4f81bd" %)**sudo chmod 777 rssh_serv**
208 208  )))
209 209  
210 210  (% class="box" %)
211 211  (((
212 212  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
234 +please kill rssh_serv,and run (% style="color:#4f81bd" %)** ./rssh_serv -p  3721 2>&1 &** (%%) again
214 214  )))
215 215  
216 216  
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)
239 +===== (% style="color:blue" %)**Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway)**(%%) =====
220 220  
221 -2):(% class="mark" %)**sudo passwd xxxxxx**
222 222  
223 -3):(% class="mark" %)**cp /bin/bash /bin/rbash**
242 +**1): (% style="color:#4f81bd" %)sudo useradd XXXXX(%%)** (custom user name)
224 224  
225 -4):(% class="mark" %)**sudo nano /etc/passwd**(%%) ~-~-> Change /bin/bash to /bin/rbash
244 +**2):** (% style="color:#4f81bd" %)**sudo passwd xxxxxx**
226 226  
227 -5):(% class="mark" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
246 +**3):** (% style="color:#4f81bd" %)**cp /bin/bash /bin/rbash**
228 228  
229 -6):(% class="mark" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
248 +**4):** (% style="color:#4f81bd" %)**sudo nano /etc/passwd**(%%)  ~-~-> Change /bin/bash to /bin/rbash
230 230  
231 -**Now user "XXXXX" is the user with limited permissions of the current system**
250 +**5):** (% style="color:#4f81bd" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
232 232  
252 +**6):** (% style="color:#4f81bd" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
233 233  
234 -=== 2.2.2 How does user get the gateway to connect to a user's private server ===
235 235  
236 -===== 2.2.2.1 Step1: Come bace the gateway web UI for get the gateway Public key =====
255 +(% style="color:red" %)**Now user "XXXXX" is the user with limited permissions of the current system**
237 237  
238 -1)in the system ~-~-> (% class="mark" %)**Remote Mgmt/span>**
239 239  
240 -[[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png||height="367" width="500"]]
241 241  
259 +=== **2.2.2  How does user get the gateway to connect to a user's private server** ===
260 +
261 +
262 +===== (% style="color:blue" %)**Step 1 : Come bace the gateway web UI for get the gateway Public key**(%%) =====
263 +
264 +
265 +**1) **in the system ~-~-> (% style="color:#4f81bd" %)**Remote Mgmt**
266 +
267 +[[image:image-20220527110531-7.png]]
268 +
242 242  Remote Mgmt
243 243  
244 244  
245 -===== 2.2.2.2 Step2: Authorization server =====
246 246  
273 +===== (% style="color:blue" %)**Step 2 : Authorization server**(%%) =====
274 +
275 +
247 247  copy the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
248 248  
249 -[[image:https://wiki.dragino.com/images/thumb/4/49/Publickey.png/500px-Publickey.png||height="81" width="500"]]
278 +[[image:image-20220527110625-8.png]]
250 250  
251 251  Publickey
252 252  
253 253  
254 -===== 2.2.2.3 Step3: connecte private server =====
255 255  
284 +===== (% style="color:blue" %)**Step 3 : connecte private server**(%%) =====
285 +
286 +
256 256  in the gateway web UI
257 257  
258 -[[image:https://wiki.dragino.com/images/thumb/0/04/Gateway_web_UI.png/500px-Gateway_web_UI.png||height="389" width="500"]]
289 +[[image:image-20220527110700-9.png]]
259 259  
260 260  gateway web UI
261 261  
293 +
262 262  (% class="box" %)
263 263  (((
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.
296 +(% style="color:#4f81bd" %)**Connection Type **(%%) :  If user's least privileged user with private server uses a password, select (% style="color:#4f81bd" %)**Public Key**(%%)
297 +(% style="color:red" %)**Note: if user's least privileged user no uses a password,choose from both is fine**(%%)
298 +(% style="color:#4f81bd" %)**Login ID**(%%) :  Input user name "eg : "XXXXX"
299 +(% style="color:#4f81bd" %)**Host Address**(%%)  :  Input user's private server address
300 +(% style="color:#4f81bd" %)**Connect at Startupt**(%%):  Choose to enable connect once device is powered.
269 269  Click Save and then Connect
270 270  )))
271 271  
272 272  
273 -===== 2.2.2.4 Step 4 :Cheak is fine =====
274 274  
306 +===== (% style="color:blue" %)**Step 4 : Cheak is fine**(%%) =====
307 +
308 +
275 275  Rssh Host connection Ok
276 276  
277 -[[image:https://wiki.dragino.com/images/thumb/6/6f/Rssh_Host_connection_Ok.png/500px-Rssh_Host_connection_Ok.png||height="225" width="500"]]
311 +[[image:image-20220527111009-10.png]]
278 278  
279 279  Rssh Host connection Ok
280 280  
... ... @@ -281,44 +281,57 @@
281 281  
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]]
318 +[[image:image-20220527111041-11.png]]
285 285  
286 286  Check the gateway
287 287  
288 288  
289 -===== 2.2.2.5 Step5:Create an authorization key file =====
290 290  
291 -1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
324 +===== (% style="color:blue" %)**Step 5 : Create an authorization key file**(%%) =====
292 292  
326 +
327 +**1):**  sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
328 +
293 293  **Debug:**
294 294  
295 295  (% class="box" %)
296 296  (((
297 - check: sudo ls /home/xxxxx/.ssh/authorizedkey
333 +**~ check: sudo ls /home/xxxxx/.ssh/authorizedkey**
298 298  )))
299 299  
300 -=== 2.2.3 How to Ser up a Reverse SSH access ===
301 301  
302 -==== 2.2.3.1 Step1: Log into the server system ====
337 +=== **2.2.3  How to Ser up a Reverse SSH access** ===
303 303  
304 -[[image:https://wiki.dragino.com/images/thumb/2/26/Loging_server.png/500px-Loging_server.png||height="69" width="500"]]
305 305  
340 +==== (% style="color:blue" %)**Step 1 : Log into the server system**(%%) ====
341 +
342 +
343 +[[image:image-20220527111145-12.png]]
344 +
306 306  Loging server
307 307  
308 308  
309 -==== 2.2.3.2 Step2:access the gateway ====
310 310  
311 -$ cd rssh-server/
349 +==== (% style="color:blue" %)**Step 2 : access the gateway**(%%) ====
312 312  
351 +
352 +(% class="box" %)
353 +(((
354 +**$ cd rssh-server/**
355 +)))
356 +
313 313  Check the gateway linking to the server $ ./connect-gw.sh -l
314 314  
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"]]
359 +[[image:image-20220527111219-13.png]]
316 316  
317 317  Check the gateway linking to the server
318 318  
319 319  
364 +
320 320  access the gateway $ ./connect-gw.sh <GWID>
321 321  
322 -[[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"]]
367 +[[image:image-20220527111300-14.png]]
323 323  
324 324  reverse ssh access the gateway
370 +
371 +
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