Changes for page Remote Access Gateway

Last modified by Kilight Cao on 2022/07/25 10:47
<
From version < 19.18 >
edited by Xiaoling
on 2022/07/14 14:22
To version < 2.15 >
edited by Xiaoling
on 2022/05/27 10:23
>
Change comment: There is no comment for this version

Summary

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Page properties
Content
... ... @@ -1,12 +1,10 @@
1 - **Table of Contents:**
1 + **Contents:**
2 2  
3 3  {{toc/}}
4 4  
5 5  
6 += 1. Use Remote.it service =
6 6  
7 -= **1.  Use Remote.it service** =
8 -
9 -
10 10  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.
11 11  
12 12  (% style="color:red" %)**Important Notice:**
... ... @@ -17,9 +17,8 @@
17 17  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]].
18 18  
19 19  
20 -= **2.  RSSH Introduction** =
18 += 2. RSSH Introduction =
21 21  
22 -
23 23  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.
24 24  
25 25  (% style="color:red" %)**Important Notice:**
... ... @@ -37,28 +37,26 @@
37 37  * LIG16
38 38  * MS14 series if installed with the same firmware.
39 39  
40 -== **2.1  For Firmware Version lower than lgw~-~-build-v5.4.1616478814-20210323-1355** ==
37 +== 2.1 For Firmware Version lower than lgw~-~-build-v5.4.1616478814-20210323-1355 ==
41 41  
39 +=== 2.1.1 End User Guide to use SSH access ===
42 42  
43 -=== **2.1.1  End User Guide to use SSH access** ===
44 -
45 -
46 46  Go to this the Reverse SSH page as below:
47 47  
48 -[[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"]]
49 49  
50 50  Get the RSSH configure page
51 51  
52 52  
53 -[[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"]]
54 54  
55 55  Connection OK.
56 56  
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.
60 -* (% style="color:#4f81bd" %)**Connect at Startupt**(%%): Choose to enable connect once device is powered.
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
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
62 62  
63 63  (((
64 64  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.
... ... @@ -65,14 +65,12 @@
65 65  )))
66 66  
67 67  
63 +=== 2.1.2 How to Ser up a Reverse SSH access ===
68 68  
69 -=== **2.1.2  How to Ser up a Reverse SSH access** ===
70 -
71 -
72 72  Advance administrator can config a SSH server to provide support their end user themselves. Instruction is as below:
73 73  
74 74  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.
75 -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.
76 76  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.
77 77  1. Give a free port to the user and ask them to configure RSSH page in the gateway.
78 78  1. In your server or other machine, you will able to access to the end user device by below command:
... ... @@ -83,13 +83,12 @@
83 83  )))
84 84  
85 85  (((
86 -(% 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.**
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.**
87 87  )))
88 88  
89 89  
83 +==== 2.1.2.1 Note for set up RSSH server ====
90 90  
91 -==== **2.1.2.1  Note for set up RSSH server** ====
92 -
93 93  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.
94 94  
95 95  (% class="box" %)
... ... @@ -103,7 +103,7 @@
103 103  )))
104 104  
105 105  
106 -== **2.2  For Firmware Version higher than lgw~-~-build-v5.4.1618196981-20210412-1111** ==
98 +== 2.2 For Firmware Version higher than lgw~-~-build-v5.4.1618196981-20210412-1111 ==
107 107  
108 108  Below gateway support reverse SSH access:
109 109  
... ... @@ -118,82 +118,71 @@
118 118  )))
119 119  
120 120  
121 -=== **2.2.1  End User Guide to use SSH access** ===
113 +=== 2.2.1 End User Guide to use SSH access ===
122 122  
115 +==== 2.2.1.1 Install the SSH service for server ====
123 123  
124 -==== **2.2.1.1  Install the SSH service for server** ====
117 +===== 2.2.1.1.1 Step 1:Download the SSH service code =====
125 125  
119 +1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
126 126  
127 -===== (% style="color:blue" %)**Step 1 : Download the SSH service code**(%%) =====
121 +[[image:https://wiki.dragino.com/images/thumb/d/d0/Git_clone.png/500px-Git_clone.png||height="80" width="500"]]
128 128  
129 -
130 -**1).  **git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
131 -
132 -[[image:image-20220527105447-1.png]]
133 -
134 134  git clone rssh-server
135 135  
136 136  
137 -**2). ** cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
126 +2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
138 138  
139 -[[image:image-20220527105511-2.png]]
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"]]
140 140  
141 141  Generate the execute file
142 142  
143 -
144 144  **Debug** :
145 145  
146 146  (% class="box" %)
147 147  (((
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.**
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. **
150 150  )))
151 151  
152 152  (% class="box" %)
153 153  (((
154 -if you make error 127,it** (% style="color:#4f81bd" %)lack of gcc.(%%)**
155 -please install gcc.    ~-~->(% style="color:#4f81bd" %)**yum install gcc.**
142 +if you make error 127,it** (% class="mark" %)lack of gcc.(%%)**
143 +please install gcc.    ~-~->(% class="mark" %)**yum install gcc.**
156 156  )))
157 157  
158 -[[image:image-20220527105856-3.png]]
146 +[[image:https://wiki.dragino.com/images/d/d7/Lack_of_gcc.png||height="174" width="434"]]
159 159  
160 160  lack of gcc
161 161  
162 162  (% class="box" %)
163 163  (((
164 -if you make a fatal error : sqlite3.h,it (% style="color:#4f81bd" %)**lack of sqlite3.**(%%)
165 -please insatell (% style="color:#4f81bd" %)**sqlite3**.
152 +if you make a fatal error : sqlite3.h,it (% class="mark" %)**lack of sqlite3.**(%%)
153 +please insatell **sqlite3**.
166 166  )))
167 167  
168 -[[image:image-20220527105918-4.png]]
156 +[[image:https://wiki.dragino.com/images/thumb/9/93/Lack_of_sqlite3.png/500px-Lack_of_sqlite3.png||height="137" width="500"]]
169 169  
170 170  lack of sqlite3
171 171  
160 +How to install Sqlit3
172 172  
173 -(% style="color:blue" %)**How to install Sqlit3:**
174 -
175 175  (% class="box" %)
176 176  (((
177 -(% style="color:#037691" %)**Step1:**(%%) Download the SQLit3 installation package
164 +Step1: Download the SQLit3 installation package
178 178   sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]
179 -
180 -(% style="color:#037691" %)**Step2:**(%%) tar the SQLit3 installation package
166 +Step2: tar the SQLit3 installation package
181 181   sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
182 -
183 -(% style="color:#037691" %)**Step3:**(%%) Generate the makefile
168 +Step3: Generate the makefile
184 184   cd sqlite-autoconf-3350300/;./configure
185 -
186 -(% style="color:#037691" %)**Step4:**(%%) Compile makefile
170 +Step4: Compile makefile
187 187   sudo make
188 -
189 -(% style="color:#037691" %)**Step5: **(%%)Install makefile
172 +Step5: Install makefile
190 190   sudo make install
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:**(%%)
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:
197 197   If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
198 198   Please execute the command /sbin/ldconfig.
199 199   After that execute the command ./sqlite3 test.db again.
... ... @@ -200,115 +200,99 @@
200 200  )))
201 201  
202 202  
184 +===== 2.2.1.1.2 Step 2 :Install and run the RSS service =====
203 203  
204 -===== (% style="color:blue" %)**Step 2 : Install and run the RSS service**(%%) =====
186 +1):intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
205 205  
206 -
207 -**1):**  intall database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
208 -
209 209  user must enter the root account and run the following commands
210 210  
211 211  (% class="box" %)
212 212  (((
213 -**~ $ ./create_sqlite3_db.sh
192 + $ ./create_sqlite3_db.sh
214 214   $ ./rssh_serv -p  3721 2>&1 &
215 - $ ps -ef | grep rssh_serv check 3721 port**
194 + $ ps -ef | grep rssh_serv check 3721 port
216 216  )))
217 217  
218 -[[image:image-20220527110436-6.png]]
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"]]
219 219  
220 220  intall database and server development port
221 221  
222 -
223 223  **Debug:**
224 224  
225 225  (% class="box" %)
226 226  (((
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**
205 +Check /var/rsshdb.sqlite3 ~-~->(% class="mark" %)** ls /var/rsshdb.sqlite3**(%%)
206 +Check ls /var/rsshdb.sqlite3 ~-~-> (% class="mark" %)**sudo chmod 777 rssh_serv**
229 229  )))
230 230  
231 231  (% class="box" %)
232 232  (((
233 233  if** fail to open dpvlry or to bind to it**
234 -please kill rssh_serv,and run (% style="color:#4f81bd" %)** ./rssh_serv -p  3721 2>&1 &** (%%) again
212 +please kill rssh_serv,and run (% class="mark" %)** ./rssh_serv -p  3721 2>&1 &** (%%) again
235 235  )))
236 236  
237 237  
216 +===== 2.2.1.1.3 Step 3 :Create a minimal SSH user (reverse SSH proxy for the gateway) =====
238 238  
239 -===== (% style="color:blue" %)**Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway)**(%%) =====
218 +1):(% class="mark" %)**sudo useradd XXXXX**(%%) (custom user name)
240 240  
220 +2):(% class="mark" %)**sudo passwd xxxxxx**
241 241  
242 -**1): (% style="color:#4f81bd" %)sudo useradd XXXXX(%%)** (custom user name)
222 +3):(% class="mark" %)**cp /bin/bash /bin/rbash**
243 243  
244 -**2):** (% style="color:#4f81bd" %)**sudo passwd xxxxxx**
224 +4):(% class="mark" %)**sudo nano /etc/passwd**(%%) ~-~-> Change /bin/bash to /bin/rbash
245 245  
246 -**3):** (% style="color:#4f81bd" %)**cp /bin/bash /bin/rbash**
226 +5):(% class="mark" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
247 247  
248 -**4):** (% style="color:#4f81bd" %)**sudo nano /etc/passwd**(%%)  ~-~-> Change /bin/bash to /bin/rbash
228 +6):(% class="mark" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
249 249  
250 -**5):** (% style="color:#4f81bd" %)**sudo nano /home/xxxxx/.bashrc**(%%) **empty it,and input export PATH=$HOME/bin**
230 +**Now user "XXXXX" is the user with limited permissions of the current system**
251 251  
252 -**6):** (% style="color:#4f81bd" %)**sudo nano /home/xxxxx/.bash_profile**(%%) **empty it,and input export PATH=$HOME/bin**
253 253  
233 +=== 2.2.2 How does user get the gateway to connect to a user's private server ===
254 254  
255 -(% style="color:red" %)**Now user "XXXXX" is the user with limited permissions of the current system**
235 +===== 2.2.2.1 Step1: Come bace the gateway web UI for get the gateway Public key =====
256 256  
237 +1)in the system ~-~-> (% class="mark" %)**Remote Mgmt/span>**
257 257  
239 +[[image:https://wiki.dragino.com/images/thumb/8/8f/Remote_Mgmt.png/500px-Remote_Mgmt.png||height="367" width="500"]]
258 258  
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 -
269 269  Remote Mgmt
270 270  
271 271  
244 +===== 2.2.2.2 Step2: Authorization server =====
272 272  
273 -===== (% style="color:blue" %)**Step 2 : Authorization server**(%%) =====
274 -
275 -
276 276  copy the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
277 277  
278 -[[image:image-20220527110625-8.png]]
248 +[[image:https://wiki.dragino.com/images/thumb/4/49/Publickey.png/500px-Publickey.png||height="81" width="500"]]
279 279  
280 280  Publickey
281 281  
282 282  
253 +===== 2.2.2.3 Step3: connecte private server =====
283 283  
284 -===== (% style="color:blue" %)**Step 3 : connecte private server**(%%) =====
285 -
286 -
287 287  in the gateway web UI
288 288  
289 -[[image:image-20220527110700-9.png]]
257 +[[image:https://wiki.dragino.com/images/thumb/0/04/Gateway_web_UI.png/500px-Gateway_web_UI.png||height="389" width="500"]]
290 290  
291 291  gateway web UI
292 292  
293 -
294 294  (% class="box" %)
295 295  (((
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.
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.
301 301  Click Save and then Connect
302 302  )))
303 303  
304 304  
272 +===== 2.2.2.4 Step 4 :Cheak is fine =====
305 305  
306 -===== (% style="color:blue" %)**Step 4 : Cheak is fine**(%%) =====
307 -
308 -
309 309  Rssh Host connection Ok
310 310  
311 -[[image:image-20220527111009-10.png]]
276 +[[image:https://wiki.dragino.com/images/thumb/6/6f/Rssh_Host_connection_Ok.png/500px-Rssh_Host_connection_Ok.png||height="225" width="500"]]
312 312  
313 313  Rssh Host connection Ok
314 314  
... ... @@ -315,57 +315,44 @@
315 315  
316 316  user can use common ps | grep ssh to check it in the gateway.
317 317  
318 -[[image:image-20220527111041-11.png]]
283 +[[image:https://wiki.dragino.com/images/thumb/a/ad/Check_the_gateway.png/500px-Check_the_gateway.png]]
319 319  
320 320  Check the gateway
321 321  
322 322  
288 +===== 2.2.2.5 Step5:Create an authorization key file =====
323 323  
324 -===== (% style="color:blue" %)**Step 5 : Create an authorization key file**(%%) =====
290 +1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
325 325  
326 -
327 -**1):**  sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
328 -
329 329  **Debug:**
330 330  
331 331  (% class="box" %)
332 332  (((
333 -**~ check: sudo ls /home/xxxxx/.ssh/authorizedkey**
296 + check: sudo ls /home/xxxxx/.ssh/authorizedkey
334 334  )))
335 335  
299 +=== 2.2.3 How to Ser up a Reverse SSH access ===
336 336  
337 -=== **2.2.3  How to Ser up a Reverse SSH access** ===
301 +==== 2.2.3.1 Step1: Log into the server system ====
338 338  
303 +[[image:https://wiki.dragino.com/images/thumb/2/26/Loging_server.png/500px-Loging_server.png||height="69" width="500"]]
339 339  
340 -==== (% style="color:blue" %)**Step 1 : Log into the server system**(%%) ====
341 -
342 -
343 -[[image:image-20220527111145-12.png]]
344 -
345 345  Loging server
346 346  
347 347  
308 +==== 2.2.3.2 Step2:access the gateway ====
348 348  
349 -==== (% style="color:blue" %)**Step 2 : access the gateway**(%%) ====
310 +$ cd rssh-server/
350 350  
351 -
352 -(% class="box" %)
353 -(((
354 -**$ cd rssh-server/**
355 -)))
356 -
357 357  Check the gateway linking to the server $ ./connect-gw.sh -l
358 358  
359 -[[image:image-20220527111219-13.png]]
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"]]
360 360  
361 361  Check the gateway linking to the server
362 362  
363 363  
364 -
365 365  access the gateway $ ./connect-gw.sh <GWID>
366 366  
367 -[[image:image-20220527111300-14.png]]
321 +[[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"]]
368 368  
369 369  reverse ssh access the gateway
370 -
371 -
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