VNC - Revision history

Boiarino at 15:45, 15 June 2020

2020-06-15T15:45:41Z

← Older revision		Revision as of 11:45, 15 June 2020
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	To start server (to stop it, replace 'start' with 'stop'):		To start server (to stop it, replace 'start' with 'stop'):

	daqvnc.py -config $CLON_PARMS/vnc/sro.json start		daqvnc.py -config $CLON_PARMS/vnc/sro.json start - on clonfarm1
	daqvnc.py -config $CLON_PARMS/vnc/~~sro~~.json start		daqvnc.py -config $CLON_PARMS/vnc/srodaq3.json start - on clondaq3

	To connect to server:		To connect to server:

2020-06-15T15:45:02Z

← Older revision		Revision as of 11:45, 15 June 2020
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	'''VNC''' stands for ''Virtual Network Computing package'' and is included into both Solaris and Linux installations.		'''VNC''' stands for ''Virtual Network Computing package'' and is included into both Solaris and Linux installations.

			'''Standard DAQ VNC on clon machines'''

			As 'clasrun':

			To start server (to stop it, replace 'start' with 'stop'):

			daqvnc.py -config $CLON_PARMS/vnc/sro.json start
			daqvnc.py -config $CLON_PARMS/vnc/sro.json start

			To connect to server:

			daqvnc.py -config $CLON_PARMS/vnc/sro.json connect

			To get help:

			daqvnc.py --help (or -h)


			''' General information:'''

	To start ''vncserver'' do following:		To start ''vncserver'' do following:

2011-11-22T14:29:06Z

← Older revision		Revision as of 10:29, 22 November 2011
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	'''SOLARIS 10''':		'''SOLARIS 10''':

			Login as ''clasrun'' and the do ''su''.

	Download, install and use ''x11vnc'' as following (as 'root'):		Download, install and use ''x11vnc'' as following (as 'root'):
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	x11vnc -rfbauth /home/clasrun/.vnc/passwd -display :0.0 -forever -shared		x11vnc -rfbauth /home/clasrun/.vnc/passwd -display :0.0 -forever -shared
	x11vnc -rfbauth /home/clasrun/.vnc/passwd -display :0.1 -forever -shared		x11vnc -rfbauth /home/clasrun/.vnc/passwd -display :0.1 -forever -shared

			Those commands are collected in script ''$CODA/common/scripts/vnc_start'', run it as ''root'' to start all necessary vnc servers.


	Option '-shared' allows more then one client to connect, and '-forever' will prevent server from dying when last client disconnected. Now you can connect from another machine, for example to connect to two 'clon06' screens type follwoing on your machine:		Option '-shared' allows more then one client to connect, and '-forever' will prevent server from dying when last client disconnected. Now you can connect from another machine, for example to connect to two 'clon06' screens type follwoing on your machine:

2011-11-22T14:14:32Z

← Older revision		Revision as of 10:14, 22 November 2011
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	cd /usr/local/src/x11vnc-0.9.13		cd /usr/local/src/x11vnc-0.9.13
	./configure --without-ssl		./configure <<<--without-ssl>>>
	gmake		gmake
	gmake install		gmake install

	~~NOTE: following line was changed in file 'x11vnc/sslhelper.h' BEFORE running 'gmake':~~

	~~/sergey: undefined symbol, define it here until figure it out .../~~
	~~/extern char certret_str;*/~~
	~~static char *certret_str;~~

	Now create password (we assume that x1vnc server will be running as 'clasrun'; it is important that all clon workstations usually logged in as clasrun):		Now create password (we assume that x1vnc server will be running as 'clasrun'; it is important that all clon workstations usually logged in as clasrun):

2011-11-22T14:05:23Z

← Older revision		Revision as of 10:05, 22 November 2011
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	Download, install and use ''x11vnc'' as following (as 'root'):		Download, install and use ''x11vnc'' as following (as 'root'):

	cd /usr/local/src/x11vnc-0.9.1		cd /usr/local/src/x11vnc-0.9.13
	./configure --without-ssl		./configure --without-ssl
	gmake		gmake

2011-09-26T15:15:06Z

← Older revision		Revision as of 11:15, 26 September 2011
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	vncserver 0:off 1:off 2:off 3:on 4:on 5:on 6:off		vncserver 0:off 1:off 2:off 3:on 4:on 5:on 6:off

	6. Since 590X ports blocked by computer center, use tunneling; for example to connect to vncserver running on clontrig0:		6. Since 590X ports blocked by computer center, use tunneling; for example to connect to vncserver running on clontrig0, run following on your desktop:
	ssh -L 5902:localhost:5902 clontrig0		ssh -L 5902:localhost:5902 clontrig0
	and ~~then connect using command~~:		and keep it running; type:
	vncviewer localhost:5902		vncviewer localhost:5902
			enter password and VNC window will shows up.

2011-09-26T15:13:02Z

← Older revision		Revision as of 11:13, 26 September 2011
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	/sbin/chkconfig --list \| grep vncserver		/sbin/chkconfig --list \| grep vncserver
	vncserver 0:off 1:off 2:off 3:on 4:on 5:on 6:off		vncserver 0:off 1:off 2:off 3:on 4:on 5:on 6:off

			6. Since 590X ports blocked by computer center, use tunneling; for example to connect to vncserver running on clontrig0:
			ssh -L 5902:localhost:5902 clontrig0
			and then connect using command:
			vncviewer localhost:5902


	'''LINUX RHEL4''': as 'root' do following:		'''LINUX RHEL4''': as 'root' do following:

2011-09-26T15:09:21Z

← Older revision		Revision as of 11:09, 26 September 2011
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	4. As root run ''vncpasswd'' and set password		4. As root run ''vncpasswd'' and set password

			5. Make it start automatically at boot time:
			/sbin/chkconfig --level 3 vncserver on
			/sbin/chkconfig --level 4 vncserver on
			/sbin/chkconfig --level 5 vncserver on
			/sbin/chkconfig --list \| grep vncserver
			vncserver 0:off 1:off 2:off 3:on 4:on 5:on 6:off

	'''LINUX RHEL4''': as 'root' do following:		'''LINUX RHEL4''': as 'root' do following:

2011-09-26T15:07:56Z

← Older revision		Revision as of 11:07, 26 September 2011
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	2. Edit ''boiarino/.vnc/xstartup'': change window manager from ''twm'' to ''startkde'' (for KDE) or to ''exec gnome-session'' (for GNOME)		2. Edit ''boiarino/.vnc/xstartup'': change window manager from ''twm'' to ''startkde'' (for KDE) or to ''exec gnome-session'' (for GNOME)

	3. /etc/init.d/vncserver start		3. As root run ''/etc/init.d/vncserver start''

	4. vncpasswd		4. As root run ''vncpasswd'' and set password

2011-09-26T15:07:18Z

← Older revision		Revision as of 11:07, 26 September 2011
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	To start ''vncserver'' do following:		To start ''vncserver'' do following:

			'''LINUX RHEL5''': as 'root' do following:

			1. Edit ''/etc/sysconfig/vncservers'', two lines must be uncommented (will be running as ''boiarino''):

			VNCSERVERS="2:boiarino"
			VNCSERVERARGS[2]="-geometry 1600x1024 -nolisten tcp -nohttpd -localhost"

			2. Edit ''boiarino/.vnc/xstartup'': change window manager from ''twm'' to ''startkde'' (for KDE) or to ''exec gnome-session'' (for GNOME)

			3. /etc/init.d/vncserver start

			4. vncpasswd


	'''LINUX RHEL4''': as 'root' do following:		'''LINUX RHEL4''': as 'root' do following: