Wiki source code of Monitor & Remote Access Gateway

Version 28.1 by Xiaoling on 2022/05/31 15:49

version	line-number	content
25.6	1	Contents:
	2
1.1	3	{{toc/}}
	4
25.6	5
	6
25.7	7
11.2	8	= 1. Monitor Gateway =
1.1	9
11.2	10	== 1.1 Introduction ==
1.1	11
	12	This introduction shows how to use a script to monitor the gateway. The video link for this instruction is: [[https:~~/~~/youtu.be/8PieIwfSF_g>>url:https://youtu.be/8PieIwfSF_g]]
	13
9.2	14	[[image:image-20220531144606-1.png]]
1.1	15
8.3	16
11.2	17	== 1.2 Steps ==
1.1	18
	19	* Create account in ThingsSpeak and creat channel.
	20	* Download script from dragino site and move it to properly directory
	21
	22	(% class="box infomessage" %)
	23	(((
	24	root@dragino-1baf44:~~# wget [[http:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh>>url:http://www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh]]
	25	Downloading '[[http:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh'>>url:http://www.dragino.com/downloads/downloads/LoRa_Gateway/LPS8/Firmware/customized_script/monitor_gateway.sh']]
	26	Connecting to 162.241.22.11:80
	27	Writing to 'monitor_gateway.sh'
	28	monitor_gateway.sh 100% \|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*\| 1860 0:00:00 ETA
	29	Download completed (1860 bytes)
	30	root@dragino-1baf44:~~# chmod +x monitor_gateway.sh;mv monitor_gateway.sh /usr/bin/
	31	root@dragino-1baf44:~~#
	32	root@dragino-1baf44:~~#
	33	)))
	34
	35	* change the script monitor_gateway.sh with properly users setting:
	36
	37	(% class="box infomessage" %)
	38	(((
	39	USER='xxxxx' # user name in your thinkspeak ~-~-> Profile
	40	PASS='xxxxx' #MQTT_API_KEY in your thinkspeak ~-~-> Profile
	41	CHAN_ID='xxxx' #Channel ID of the channel for this gateway
	42	CHAN_KEY='xxxxx' #Channel Write API of the channel for this gateway
	43	)))
	44
	45	* run /usr/bin/monitor_gateway.sh to test if upload is good.
	46
	47	* Add monitor_gateway.sh to cron work /etc/crontabs/root to make this script runs perdiocally, below is an example to update every 20 minutes
	48
	49	(% class="box infomessage" %)
	50	(((
7.1	51	# For details see man 4 crontabs
1.1	52	# Example of job definition:
	53	# .~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- minute (0 - 59)
	54	# \| .~-~-~-~-~-~-~-~-~-~-~-~-- hour (0 - 23)
	55	# \| \| .~-~-~-~-~-~-~-~-~-~- day of month (1 - 31)
	56	# \| \| \| .~-~-~-~-~-~-- month (1 - 12) OR jan,feb,mar,apr ...
	57	# \| \| \| \| .~-~-~-~- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
	58	# \| \| \| \| \|
	59	# * * * * * user-name command to be executed
	60	#/10 * * * checklog
	61	~* 23 * * * /etc/init.d/auto_update start
2.1	62	/20 * * * /usr/bin/monitor_gateway.sh
1.1	63	)))
	64
	65	* Reboot device.
	66
11.2	67	== 1.3 Monitor Public IP ==
8.2	68
1.1	69	The monitor_gateway.sh has been updated to upload the public ip of the device as well.
	70
	71	User can find the public ip in field7, the chart is not able to show the complete public ip, user can check that in the export.
	72
10.2	73	[[image:image-20220531145559-2.png]]
1.1	74
	75	Find Public IP
	76
	77
	78
11.2	79	= 2. Remote Access =
1.1	80
11.2	81	== 2.1 Remote Access via Remote.it. ==
1.1	82
	83	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.
	84
	85	Important Notice:
	86
	87	* Remote.it access will give full control of your device to remote support.
	88	* 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.
	89
	90	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]].
	91
	92
11.2	93	== 2.2 RSSH Introduction ==
1.1	94
2.1	95	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.
1.1	96
2.1	97	Important Notice:
1.1	98
2.2	99	(% class="box warningmessage" %)
2.1	100	(((
	101	RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
	102	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.
	103	)))
	104
	105	Below gateway support reverse SSH access:
	106
4.1	107	* Firmware Version > lgw~-~-build-v5.4.1618196981-20210412-1111 [[Firmware Download>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]]
2.1	108	* LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
	109	* LG02, OLG02
	110	* LG308, DLOS8
	111	* LPS8
	112	* LIG16
	113	* MS14 series if installed with the same firmware.
	114
11.2	115	=== 2.2.1 End User Guide to use SSH access ===
9.5	116
4.1	117	Go to this the Reverse SSH page as below:
1.1	118
11.2	119	[[image:image-20220531150151-3.png]]
1.1	120
4.1	121	Get the RSSH configure page
1.1	122
11.3	123
	124
12.2	125	[[image:image-20220531150338-4.png]]
1.1	126
4.1	127	Connection OK.
	128
12.2	129
12.3	130	* (% style="color:#037691" %)Login ID(%%): Input sshuser
	131	* (% style="color:#037691" %)Host Address(%%): Input support.dragino.com
	132	* (% style="color:#037691" %)Host Port (%%): Please email to support @ dragino.com to get a valid host port.
	133	* (% style="color:#037691" %)Connect at Startup(%%) : Choose to enable connect once the device is powered.
	134	* (% style="color:#037691" %)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
4.1	135
	136	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.
	137
5.1	138
9.8	139	=== 2.2.2 Set Up RSSH Server ===
5.1	140
5.2	141	Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
5.1	142
	143
28.1	144	==== 2.2.2.1 Step 1 : Download the SSH service code ====
9.7	145
5.1	146	1).git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
	147
13.2	148	[[image:image-20220531150750-5.png]]
5.1	149
	150	2).cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
	151
14.2	152	[[image:image-20220531150811-6.png]]
5.1	153
	154
	155	Debug :
	156
14.3	157	(((
	158	(% class="box" %)
	159	(((
	160	if you git fail. ~-~-> (% style="color:#037691" %)sudo: git: command not found(%%).
	161	please install git. ~-~-> (% style="color:#037691" %)yum install git -y or apt-get install git -y(%%).
	162	if you make error 127,it (% style="color:#037691" %)lack of gcc(%%).
	163	please install gcc. ~-~-> (% style="color:#037691" %)yum install gcc(%%).
	164	)))
	165	)))
5.1	166
15.2	167	[[image:image-20220531151516-7.png]]
5.1	168
	169
15.2	170	(((
	171	(% class="box" %)
	172	(((
	173	if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)lack of sqlite3(%%).
	174	please insatell sqlite3.
	175	)))
	176	)))
5.1	177
16.2	178	[[image:image-20220531151628-8.png]]
5.1	179
	180
5.2	181	How to install Sqlit3
5.1	182
5.2	183	(% class="box infomessage" %)
	184	(((
	185	Step1:Download the SQLit3 installation package
16.4	186	sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]
	187
5.2	188	Step2:tar the SQLit3 installation package
5.1	189	sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
5.2	190	Step3:Generate the makefile
5.1	191	cd sqlite-autoconf-3350300/;./configure
5.2	192	Step4:Compile makefile
5.1	193	sudo make
5.2	194	Step5:Install makefile
5.1	195	sudo make install
5.2	196	Check:
	197	cd /usr/local/bin;ls -al ~-~-> Check to see if there is a file for sqlite3
	198	cd sqlite-autoconf-3350300/;./sqlite3 test.db ~-~-> Test whether the sqlite3 was installed successfully
	199	debug:
5.1	200	If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
	201	Please execute the command /sbin/ldconfig.
	202	After that execute the command ./sqlite3 test.db again.
5.2	203	)))
	204
	205
28.1	206	==== 2.2.2.2 Step 2 : Install and run the RSS service ====
5.2	207
	208	1):install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
	209
	210	user must enter the root account and run the following commands
	211
	212	(% class="box infomessage" %)
	213	(((
16.3	214	$ ./create_sqlite3_db.sh
5.2	215	$ ./rssh_serv -p 3721 2>&1 &
	216	$ ps -ef \| grep rssh_serv check 3721 port
	217	)))
	218
18.2	219	[[image:image-20220531151958-10.png]]
5.2	220
	221
	222	Debug:
	223
	224	{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
	225	Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
5.1	226	}}}
	227
5.2	228	{{{ if fail to open dpvlry or to bind to it
	229	please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
	230	}}}
5.1	231
5.2	232
	233
28.1	234	==== 2.2.2.3 Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway) ====
5.2	235
	236	(% class="box infomessage" %)
	237	(((
	238	1):sudo useradd XXXXX (custom user name)
	239	2):sudo passwd xxxxxx
	240	3):cp /bin/bash /bin/rbash
	241	4):sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
	242	5):sudo nano /home/xxxxx/.bashrc empty it,and input export PATH=$HOME/bin
	243	6):sudo nano /home/xxxxx/.bash_profile empty it,and input export PATH=$HOME/bin
	244	)))
	245
	246	Now user "XXXXX" is the user with limited permissions of the current system
	247
7.1	248
18.3	249
28.1	250	==== 2.2.2.4 Step 4 : Create an authorization key file ====
7.1	251
	252	1):sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
	253
	254	Debug:
	255
	256	{{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
	257
	258
	259
27.1	260	=== 2.2.3 How does user get the gateway to connect to a user's private server ===
5.2	261
	262
28.1	263	==== 2.2.3.1 Step 1 : Come back the gateway web UI to get the gateway Public key ====
9.9	264
19.3	265	1)in the system ~-~-> (% style="color:#037691" %)Remote Mgmt/span
5.2	266
19.2	267	[[image:image-20220531152419-11.png]]
5.2	268
	269
28.1	270	==== 2.2.3.2 Step 2 : Authorization server ====
5.2	271
7.1	272	Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
5.2	273
20.2	274	[[image:image-20220531152549-12.png]]
5.2	275
	276
28.1	277	==== 2.2.3.3 Step 3 : Connect private server ====
5.2	278
7.1	279	This is same as connect Dragino Support Server but just change the server address to customize server address.
5.2	280
21.2	281	[[image:image-20220531152633-13.png]]
5.2	282
	283
	284
28.1	285	==== 2.2.3.4 Step 4 : Check Connection ====
5.2	286
	287	Rssh Host connection Ok
	288
22.2	289	[[image:image-20220531152815-14.png]]
5.2	290
	291
7.1	292	User can use common ps \| grep ssh to check it in the gateway.
5.2	293
23.2	294	[[image:image-20220531152840-15.png]]
5.2	295
	296
28.1	297	==== 2.2.3.5 Step 5 : Access the gateway from customized server ====
5.2	298
7.1	299	Check what gateways link to server.
5.2	300
24.2	301	(% class="box infomessage" %)
	302	(((
7.1	303	$ ./connect-gw.sh -l
24.2	304	)))
5.2	305
24.2	306	[[image:image-20220531153016-16.png]]
5.2	307
	308
	309
7.1	310	Access the gateway
5.2	311
25.2	312	(% class="box infomessage" %)
	313	(((
7.1	314	$ ./connect-gw.sh <GWID>
25.2	315	)))
5.2	316
25.2	317	[[image:image-20220531153219-17.png]]

Wiki source code of Monitor & Remote Access Gateway

Applications

Navigation