Wiki source code of Monitor & Remote Access Gateway

Version 51.1 by Edwin Chen on 2022/08/23 11:27

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
30.2	72	== 1.3 Monitor Public IP ==
8.2	73
30.2	74
1.1	75	The monitor_gateway.sh has been updated to upload the public ip of the device as well.
	76
	77	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.
	78
44.2	79
10.2	80	[[image:image-20220531145559-2.png]]
1.1	81
	82	Find Public IP
	83
	84
	85
30.2	86	= 2. Remote Access =
1.1	87
30.2	88	== 2.1 Remote Access via Remote.it. ==
1.1	89
30.2	90
1.1	91	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.
	92
	93
30.2	94	(% style="color:red" %)Important Notice:
	95
1.1	96	* Remote.it access will give full control of your device to remote support.
37.1	97	* 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	98
51.1	99	* For how to use remote.it for (% style="color:blue" %)general remote control(%%), please see : [[Remoteit user instruction for Dragino Gateway>>https://www.remote.it/getting-started/dragino]].
44.2	100	* For Quick add remote.it to (% style="color:blue" %)Dragino for remote debug(%%), please see below:
1.1	101
44.2	102	(% style="color:blue" %)1. Install the Remote.it software
33.1	103
44.10	104	Users can directly click "Install" on the Web UI to install Remote. it.
34.1	105
44.2	106
41.1	107	[[image:image-20220725134300-1.png\|\|height="438" width="905"]]
	108
42.1	109
37.1	110
44.2	111	(% style="color:blue" %)2. Enter the license key
	112
44.6	113	Users need to enter the license key in the box under "2. Register" section and click the "Save" button and "Register" button.
37.1	114
44.1	115	(% style="color:red" %)When the user enters this license key, Dragino support will have access to your gateway.
39.1	116
44.2	117
37.1	118	(% class="box infomessage" %)
	119	(((
44.2	120	57F60715-606F-510D-A3D2-739860EBDB98
37.1	121	)))
	122
	123	[[image:image-20220725113010-1.png\|\|height="455" width="899"]]
	124
	125
	126
44.2	127	(% style="color:blue" %)3. Connect and tell us your device ID or Hostname
37.1	128
44.2	129	Users can view the device ID or Hostname of the gateway on (% style="color:red" %)System ~-~-> System Overview(%%) interface.Such as : dragino-1ef9ac
	130
	131
37.1	132	[[image:image-20220725115720-2.png\|\|height="658" width="900"]]
	133
	134
50.1	135	=== How to register hp0d with Remote.it ===
44.2	136
49.1	137
	138	Prerequisites:
	139
	140	Users must have an account and APP for remote.it
	141
	142	[[https:~~/~~/app.remote.it>>https://app.remote.it]]
	143
	144
	145	(% style="color:blue" %)1. Click "+" in the APP to add a device
	146
	147	Then click Add "Linux & Raspberry Pi" and the APP will generate a command to register the device.
	148
	149
	150	[[image:image-20220815173938-1.jpeg\|\|height="574" width="919"]]
	151
	152
	153	(% style="color:blue" %)2.Copy the register device command
	154
	155
	156	[[image:image-20220815173944-2.jpeg\|\|height="556" width="923"]]
	157
	158
	159	(% style="color:blue" %)3.Enter the command copied from the previous step on the HP0D Linux command line
	160
	161	[[image:image-20220815173951-3.jpeg\|\|height="424" width="1147"]]
	162
	163
	164	(% style="color:blue" %)4.Check whether the device is successfully registered on the Remote.it APP
	165
	166
	167	[[image:image-20220815173958-4.jpeg\|\|height="580" width="964"]]
	168
	169
30.2	170	== 2.2 RSSH Introduction ==
1.1	171
31.3	172
2.1	173	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	174
44.2	175	(% style="color:red" %)Important Notice:
1.1	176
2.2	177	(% class="box warningmessage" %)
2.1	178	(((
	179	RSSH access will give full control of your device to remote support. Please remove sensitivity info before perform this
	180	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.
	181	)))
	182
	183
44.6	184	Below gateway support reverse SSH access:
	185
4.1	186	* 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	187	* LG01N, OLG01N (Note: LG01-P LG01-S doesn't support)
	188	* LG02, OLG02
	189	* LG308, DLOS8
	190	* LPS8
	191	* LIG16
	192	* MS14 series if installed with the same firmware.
	193
44.2	194
30.4	195	=== 2.2.1 End User Guide to use SSH access ===
9.5	196
30.4	197
4.1	198	Go to this the Reverse SSH page as below:
1.1	199
44.3	200
11.2	201	[[image:image-20220531150151-3.png]]
1.1	202
4.1	203	Get the RSSH configure page
1.1	204
11.3	205
	206
12.2	207	[[image:image-20220531150338-4.png]]
1.1	208
4.1	209	Connection OK.
	210
12.2	211
30.4	212	* (% style="color:#037691" %)Login ID(%%): Input sshuser
	213	* (% style="color:#037691" %)Host Address(%%): Input support.dragino.com
	214	* (% style="color:#037691" %)Host Port (%%): Please email to support @ dragino.com to get a valid host port.
12.3	215	* (% style="color:#037691" %)Connect at Startup(%%) : Choose to enable connect once the device is powered.
30.4	216	* (% 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	217
	218	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.
	219
5.1	220
	221
30.5	222	=== 2.2.2 Set Up RSSH Server ===
	223
44.3	224
5.2	225	Advance administrator can config a SSH server to provide support their end user themselves., Steps as below
5.1	226
	227
9.7	228
44.3	229	==== (% style="color:blue" %)Step 1 : Download the SSH service code(%%) ====
5.1	230
30.5	231
	232	1). git clone [[https:~~/~~/github.com/dragino/rssh-server.git>>url:https://github.com/dragino/rssh-server.git]] rssh-server
	233
13.2	234	[[image:image-20220531150750-5.png]]
5.1	235
	236
30.5	237	2). cd rssh-server; sudo make ~-~--> to Generate the execute file：rssh_serv
	238
14.2	239	[[image:image-20220531150811-6.png]]
5.1	240
	241
	242	Debug :
	243
14.3	244	(((
	245	(% class="box" %)
	246	(((
	247	if you git fail. ~-~-> (% style="color:#037691" %)sudo: git: command not found(%%).
	248	please install git. ~-~-> (% style="color:#037691" %)yum install git -y or apt-get install git -y(%%).
	249	if you make error 127,it (% style="color:#037691" %)lack of gcc(%%).
	250	please install gcc. ~-~-> (% style="color:#037691" %)yum install gcc(%%).
	251	)))
	252	)))
5.1	253
15.2	254	[[image:image-20220531151516-7.png]]
5.1	255
	256
15.2	257	(((
	258	(% class="box" %)
	259	(((
	260	if you make a fatal error : sqlite3.h,it (% style="color:#037691" %)lack of sqlite3(%%).
	261	please insatell sqlite3.
	262	)))
	263	)))
5.1	264
16.2	265	[[image:image-20220531151628-8.png]]
5.1	266
	267
44.8	268	(% style="color:blue" %)How to install Sqlit3:
5.1	269
5.2	270	(% class="box infomessage" %)
	271	(((
44.3	272	~ Step 1: Download the SQLit3 installation package
30.5	273	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	274
44.3	275	Step 2: tar the SQLit3 installation package
5.1	276	sudo tar -zxvf sqlite-autoconf-3350300.tar.gz
30.5	277
44.3	278	Step 3: Generate the makefile
5.1	279	cd sqlite-autoconf-3350300/;./configure
30.5	280
44.3	281	Step 4: Compile makefile
5.1	282	sudo make
30.5	283
44.3	284	Step 5: Install makefile
5.1	285	sudo make install
30.5	286
	287	Check:
44.3	288	cd /usr/local/bin;ls -al ~-~-> Check to see if there is a file for sqlite3
5.2	289	cd sqlite-autoconf-3350300/;./sqlite3 test.db ~-~-> Test whether the sqlite3 was installed successfully
30.5	290
	291	debug:
5.1	292	If you get the imformation that is SQLite header and source version mismatch, when you execute./sqlite3 test.db.
	293	Please execute the command /sbin/ldconfig.
	294	After that execute the command ./sqlite3 test.db again.
5.2	295	)))
	296
	297
	298
44.3	299	==== (% style="color:blue" %)Step 2 : Install and run the RSS service(%%) ====
5.2	300
30.5	301
	302	1). install database for /var/rsshdb.sqlite3 and Server development port for 3721(The default is 3721)
	303
5.2	304	user must enter the root account and run the following commands
	305
	306	(% class="box infomessage" %)
	307	(((
44.9	308	**$ ./create_sqlite3_db.sh
5.2	309	$ ./rssh_serv -p 3721 2>&1 &
44.9	310	$ ps -ef \| grep rssh_serv check 3721 port**
5.2	311	)))
	312
18.2	313	[[image:image-20220531151958-10.png]]
5.2	314
	315
	316	Debug:
	317
	318	{{{ Check /var/rsshdb.sqlite3 --> ls /var/rsshdb.sqlite3
	319	Check ls /var/rsshdb.sqlite3 --> sudo chmod 777 rssh_serv
5.1	320	}}}
	321
5.2	322	{{{ if fail to open dpvlry or to bind to it
	323	please kill rssh_serv,and run ./rssh_serv -p 3721 2>&1 & again
	324	}}}
5.1	325
5.2	326
	327
44.3	328	==== (% style="color:blue" %)Step 3 : Create a minimal SSH user (reverse SSH proxy for the gateway)(%%) ====
5.2	329
30.5	330
5.2	331	(% class="box infomessage" %)
	332	(((
30.5	333	1): sudo useradd XXXXX (custom user name)
	334	2): sudo passwd xxxxxx
	335	3): cp /bin/bash /bin/rbash
	336	4): sudo nano /etc/passwd ~-~-> Change /bin/bash to /bin/rbash
	337	5): sudo nano /home/xxxxx/.bashrc empty it,and input export PATH=$HOME/bin
	338	6): sudo nano /home/xxxxx/.bash_profile empty it,and input export PATH=$HOME/bin
5.2	339	)))
	340
30.5	341	(% style="color:red" %)Now user "XXXXX" is the user with limited permissions of the current system
5.2	342
7.1	343
18.3	344
44.3	345	==== (% style="color:blue" %)Step 4 : Create an authorization key file(%%) ====
7.1	346
	347
30.5	348	1): sudo mkdir /home/xxxxx/.ssh; sudo touch /home/xxxxx/.ssh/authorizedkey
	349
44.12	350
7.1	351	Debug:
	352
	353	{{{ check: sudo ls /home/xxxxx/.ssh/authorizedkey}}}
	354
	355
	356
30.5	357	=== 2.2.3 How does user get the gateway to connect to a user's private server ===
5.2	358
	359
9.9	360
44.3	361	==== (% style="color:blue" %)Step 1 : Come back the gateway web UI to get the gateway Public key(%%) ====
5.2	362
44.3	363
30.5	364	1) in the system ~-~-> (% style="color:#037691" %)Remote Mgmt/span
	365
19.2	366	[[image:image-20220531152419-11.png]]
5.2	367
	368
	369
44.3	370	==== (% style="color:blue" %)Step 2 : Authorization server(%%) ====
30.5	371
	372
7.1	373	Input the Gateway Publickey into user's private server "/home/XXXXX/.ssh/authorized_keys" file.
5.2	374
20.2	375	[[image:image-20220531152549-12.png]]
5.2	376
	377
	378
44.3	379	==== (% style="color:blue" %)Step 3 : Connect private server(%%) ====
30.5	380
	381
7.1	382	This is same as connect Dragino Support Server but just change the server address to customize server address.
5.2	383
21.2	384	[[image:image-20220531152633-13.png]]
5.2	385
	386
	387
44.3	388	==== (% style="color:blue" %)Step 4 : Check Connection(%%) ====
5.2	389
30.5	390
5.2	391	Rssh Host connection Ok
	392
22.2	393	[[image:image-20220531152815-14.png]]
5.2	394
	395
7.1	396	User can use common ps \| grep ssh to check it in the gateway.
5.2	397
23.2	398	[[image:image-20220531152840-15.png]]
5.2	399
	400
	401
44.3	402	==== (% style="color:blue" %)Step 5 : Access the gateway from customized server(%%) ====
30.5	403
	404
7.1	405	Check what gateways link to server.
5.2	406
24.2	407	(% class="box infomessage" %)
	408	(((
44.3	409	$ ./connect-gw.sh -l
24.2	410	)))
5.2	411
24.2	412	[[image:image-20220531153016-16.png]]
5.2	413
	414
	415
7.1	416	Access the gateway
5.2	417
25.2	418	(% class="box infomessage" %)
	419	(((
44.3	420	$ ./connect-gw.sh <GWID>
25.2	421	)))
5.2	422
25.2	423	[[image:image-20220531153219-17.png]]
30.5	424
	425

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