Wiki source code of Monitor & Remote Access Gateway

Version 44.12 by Xiaoling on 2022/07/25 17:47

version	line-number	content
30.2	1	Table of Contents:
25.6	2
1.1	3	{{toc/}}
	4
25.6	5
	6
25.7	7
30.2	8	= 1. Monitor Gateway =
1.1	9
30.2	10	== 1.1 Introduction ==
1.1	11
30.2	12
1.1	13	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]]
	14
29.2	15	[[image:image-20220531155018-18.png]]
1.1	16
8.3	17
1.1	18
30.2	19	== 1.2 Steps ==
	20
	21
1.1	22	* Create account in ThingsSpeak and creat channel.
	23	* Download script from dragino site and move it to properly directory
	24
	25	(% class="box infomessage" %)
	26	(((
	27	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]]
	28	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']]
	29	Connecting to 162.241.22.11:80
	30	Writing to 'monitor_gateway.sh'
	31	monitor_gateway.sh 100% \|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*\| 1860 0:00:00 ETA
	32	Download completed (1860 bytes)
	33	root@dragino-1baf44:~~# chmod +x monitor_gateway.sh;mv monitor_gateway.sh /usr/bin/
	34	root@dragino-1baf44:~~#
	35	root@dragino-1baf44:~~#
	36	)))
	37
44.2	38
1.1	39	* change the script monitor_gateway.sh with properly users setting:
	40
	41	(% class="box infomessage" %)
	42	(((
	43	USER='xxxxx' # user name in your thinkspeak ~-~-> Profile
	44	PASS='xxxxx' #MQTT_API_KEY in your thinkspeak ~-~-> Profile
	45	CHAN_ID='xxxx' #Channel ID of the channel for this gateway
	46	CHAN_KEY='xxxxx' #Channel Write API of the channel for this gateway
	47	)))
	48
	49
44.2	50	* run (% style="color:blue" %)/usr/bin/monitor_gateway.sh(%%) to test if upload is good.
1.1	51
44.2	52	* Add monitor_gateway.sh to cron work (% style="color:blue" %)/etc/crontabs/root(%%) to make this script runs perdiocally, below is an example to update every 20 minutes
	53
1.1	54	(% class="box infomessage" %)
	55	(((
7.1	56	# For details see man 4 crontabs
1.1	57	# Example of job definition:
	58	# .~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- minute (0 - 59)
	59	# \| .~-~-~-~-~-~-~-~-~-~-~-~-- hour (0 - 23)
	60	# \| \| .~-~-~-~-~-~-~-~-~-~- day of month (1 - 31)
	61	# \| \| \| .~-~-~-~-~-~-- month (1 - 12) OR jan,feb,mar,apr ...
	62	# \| \| \| \| .~-~-~-~- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
	63	# \| \| \| \| \|
	64	# * * * * * user-name command to be executed
	65	#/10 * * * checklog
	66	~* 23 * * * /etc/init.d/auto_update start
2.1	67	/20 * * * /usr/bin/monitor_gateway.sh
1.1	68	)))
	69
	70	* Reboot device.
	71
44.4	72
44.11	73
	74
	75
30.2	76	== 1.3 Monitor Public IP ==
8.2	77
30.2	78
1.1	79	The monitor_gateway.sh has been updated to upload the public ip of the device as well.
	80
	81	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.
	82
44.2	83
10.2	84	[[image:image-20220531145559-2.png]]
1.1	85
	86	Find Public IP
	87
	88
	89
30.2	90	= 2. Remote Access =
1.1	91
30.2	92	== 2.1 Remote Access via Remote.it. ==
1.1	93
30.2	94
1.1	95	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.
	96
	97
30.2	98	(% style="color:red" %)Important Notice:
	99
1.1	100	* Remote.it access will give full control of your device to remote support.
37.1	101	* The Remote.it allows Dragino Support to remote access to the device, If user want to access himself, it need to sign up for an remote.it account.
1.1	102
44.2	103	* For how to use remote.it for (% style="color:blue" %)general remote control(%%), 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]].
	104	* For Quick add remote.it to (% style="color:blue" %)Dragino for remote debug(%%), please see below:
1.1	105
44.4	106
44.2	107	(% style="color:blue" %)1. Install the Remote.it software
33.1	108
44.10	109	Users can directly click "Install" on the Web UI to install Remote. it.
34.1	110
44.2	111
41.1	112	[[image:image-20220725134300-1.png\|\|height="438" width="905"]]
	113
42.1	114
37.1	115
44.2	116	(% style="color:blue" %)2. Enter the license key
	117
44.6	118	Users need to enter the license key in the box under "2. Register" section and click the "Save" button and "Register" button.
37.1	119
44.1	120	(% style="color:red" %)When the user enters this license key, Dragino support will have access to your gateway.
39.1	121
44.2	122
37.1	123	(% class="box infomessage" %)
	124	(((
44.2	125	57F60715-606F-510D-A3D2-739860EBDB98
37.1	126	)))
	127
	128	[[image:image-20220725113010-1.png\|\|height="455" width="899"]]
	129
	130
	131
44.2	132	(% style="color:blue" %)3. Connect and tell us your device ID or Hostname
37.1	133
44.2	134	Users can view the device ID or Hostname of the gateway on (% style="color:red" %)System ~-~-> System Overview(%%) interface.Such as : dragino-1ef9ac
	135
	136
37.1	137	[[image:image-20220725115720-2.png\|\|height="658" width="900"]]
	138
	139
44.2	140
30.2	141	== 2.2 RSSH Introduction ==
1.1	142
31.3	143
2.1	144	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	145
44.2	146	(% style="color:red" %)Important Notice:
1.1	147
2.2	148	(% class="box warningmessage" %)
2.1	149	(((
	150	RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
	151	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.
	152	)))
	153
	154
44.6	155	Below gateway support reverse SSH access:
	156
4.1	157	* 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	158	* LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
	159	* LG02, OLG02
	160	* LG308, DLOS8
	161	* LPS8
	162	* LIG16
	163	* MS14 series if installed with the same firmware.
	164
44.2	165
30.4	166	=== 2.2.1 End User Guide to use SSH access ===
9.5	167
30.4	168
4.1	169	Go to this the Reverse SSH page as below:
1.1	170
44.3	171
11.2	172	[[image:image-20220531150151-3.png]]
1.1	173
4.1	174	Get the RSSH configure page
1.1	175
11.3	176
	177
12.2	178	[[image:image-20220531150338-4.png]]
1.1	179
4.1	180	Connection OK.
	181
12.2	182
30.4	183	* (% style="color:#037691" %)Login ID(%%): Input sshuser
	184	* (% style="color:#037691" %)Host Address(%%): Input support.dragino.com
	185	* (% style="color:#037691" %)Host Port (%%): Please email to support @ dragino.com to get a valid host port.
12.3	186	* (% style="color:#037691" %)Connect at Startup(%%) : Choose to enable connect once the device is powered.
30.4	187	* (% 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	188
	189	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.
	190
5.1	191
	192
30.5	193	=== 2.2.2 Set Up RSSH Server ===
	194
44.3	195
5.2	196	Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
5.1	197
	198
9.7	199
44.3	200	==== (% style="color:blue" %)Step 1 : Download the SSH service code(%%) ====
5.1	201
30.5	202
	203	1). git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
	204
13.2	205	[[image:image-20220531150750-5.png]]
5.1	206
	207
30.5	208	2). cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
	209
14.2	210	[[image:image-20220531150811-6.png]]
5.1	211
	212
	213	Debug :
	214
14.3	215	(((
	216	(% class="box" %)
	217	(((
	218	if you git fail. ~-~-> (% style="color:#037691" %)sudo: git: command not found(%%).
	219	please install git. ~-~-> (% style="color:#037691" %)yum install git -y or apt-get install git -y(%%).
	220	if you make error 127,it (% style="color:#037691" %)lack of gcc(%%).
	221	please install gcc. ~-~-> (% style="color:#037691" %)yum install gcc(%%).
	222	)))
	223	)))
5.1	224
15.2	225	[[image:image-20220531151516-7.png]]
5.1	226
	227
15.2	228	(((
	229	(% class="box" %)
	230	(((
	231	if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)lack of sqlite3(%%).
	232	please insatell sqlite3.
	233	)))
	234	)))
5.1	235
16.2	236	[[image:image-20220531151628-8.png]]
5.1	237
	238
44.8	239	(% style="color:blue" %)How to install Sqlit3:
5.1	240
5.2	241	(% class="box infomessage" %)
	242	(((
44.3	243	~ Step 1: Download the SQLit3 installation package
30.5	244	sudo wget [[https:~~/~~/www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz>>url:https://www.sqlite.org/2021/sqlite-autoconf-3350400.tar.gz]]
16.4	245
44.3	246	Step 2: tar the SQLit3 installation package
5.1	247	sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
30.5	248
44.3	249	Step 3: Generate the makefile
5.1	250	cd sqlite-autoconf-3350300/;./configure
30.5	251
44.3	252	Step 4: Compile makefile
5.1	253	sudo make
30.5	254
44.3	255	Step 5: Install makefile
5.1	256	sudo make install
30.5	257
	258	Check:
44.3	259	cd /usr/local/bin;ls -al ~-~-> Check to see if there is a file for sqlite3
5.2	260	cd sqlite-autoconf-3350300/;./sqlite3 test.db ~-~-> Test whether the sqlite3 was installed successfully
30.5	261
	262	debug:
5.1	263	If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
	264	Please execute the command /sbin/ldconfig.
	265	After that execute the command ./sqlite3 test.db again.
5.2	266	)))
	267
	268
	269
44.3	270	==== (% style="color:blue" %)Step 2 : Install and run the RSS service(%%) ====
5.2	271
30.5	272
	273	1). install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
	274
5.2	275	user must enter the root account and run the following commands
	276
	277	(% class="box infomessage" %)
	278	(((
44.9	279	**$ ./create_sqlite3_db.sh
5.2	280	$ ./rssh_serv -p 3721 2>&1 &
44.9	281	$ ps -ef \| grep rssh_serv check 3721 port**
5.2	282	)))
	283
18.2	284	[[image:image-20220531151958-10.png]]
5.2	285
	286
	287	Debug:
	288
	289	{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
	290	Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
5.1	291	}}}
	292
5.2	293	{{{ if fail to open dpvlry or to bind to it
	294	please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
	295	}}}
5.1	296
5.2	297
	298
44.3	299	==== (% style="color:blue" %)Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway)(%%) ====
5.2	300
30.5	301
5.2	302	(% class="box infomessage" %)
	303	(((
30.5	304	1): sudo useradd XXXXX (custom user name)
	305	2): sudo passwd xxxxxx
	306	3): cp /bin/bash /bin/rbash
	307	4): sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
	308	5): sudo nano /home/xxxxx/.bashrc empty it,and input export PATH=$HOME/bin
	309	6): sudo nano /home/xxxxx/.bash_profile empty it,and input export PATH=$HOME/bin
5.2	310	)))
	311
30.5	312	(% style="color:red" %)Now user "XXXXX" is the user with limited permissions of the current system
5.2	313
7.1	314
18.3	315
44.3	316	==== (% style="color:blue" %)Step 4 : Create an authorization key file(%%) ====
7.1	317
	318
30.5	319	1): sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
	320
44.12	321
7.1	322	Debug:
	323
	324	{{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
	325
	326
	327
30.5	328	=== 2.2.3 How does user get the gateway to connect to a user's private server ===
5.2	329
	330
9.9	331
44.3	332	==== (% style="color:blue" %)Step 1 : Come back the gateway web UI to get the gateway Public key(%%) ====
5.2	333
44.3	334
30.5	335	1) in the system ~-~-> (% style="color:#037691" %)Remote Mgmt/span
	336
19.2	337	[[image:image-20220531152419-11.png]]
5.2	338
	339
	340
44.3	341	==== (% style="color:blue" %)Step 2 : Authorization server(%%) ====
30.5	342
	343
7.1	344	Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
5.2	345
20.2	346	[[image:image-20220531152549-12.png]]
5.2	347
	348
	349
44.3	350	==== (% style="color:blue" %)Step 3 : Connect private server(%%) ====
30.5	351
	352
7.1	353	This is same as connect Dragino Support Server but just change the server address to customize server address.
5.2	354
21.2	355	[[image:image-20220531152633-13.png]]
5.2	356
	357
	358
44.3	359	==== (% style="color:blue" %)Step 4 : Check Connection(%%) ====
5.2	360
30.5	361
5.2	362	Rssh Host connection Ok
	363
22.2	364	[[image:image-20220531152815-14.png]]
5.2	365
	366
7.1	367	User can use common ps \| grep ssh to check it in the gateway.
5.2	368
23.2	369	[[image:image-20220531152840-15.png]]
5.2	370
	371
	372
44.3	373	==== (% style="color:blue" %)Step 5 : Access the gateway from customized server(%%) ====
30.5	374
	375
7.1	376	Check what gateways link to server.
5.2	377
24.2	378	(% class="box infomessage" %)
	379	(((
44.3	380	$ ./connect-gw.sh -l
24.2	381	)))
5.2	382
24.2	383	[[image:image-20220531153016-16.png]]
5.2	384
	385
	386
7.1	387	Access the gateway
5.2	388
25.2	389	(% class="box infomessage" %)
	390	(((
44.3	391	$ ./connect-gw.sh <GWID>
25.2	392	)))
5.2	393
25.2	394	[[image:image-20220531153219-17.png]]
30.5	395
	396

Wiki source code of Monitor & Remote Access Gateway

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