[one-users] Creating a VM Image

Snyman, Adrian adrians at uj.ac.za
Fri Mar 9 04:45:38 PST 2012


Aaahhh, so there is no direct interaction between the image and the Host then ... (other than network bridging)


Regards,
Adrian Snyman
Linux Systems Administrator
Tel: 011-559-4929
Cell: 082-600-1211



From: Olivier Sallou [mailto:olivier.sallou at irisa.fr]
Sent: 09 March 2012 02:37 PM
To: Snyman, Adrian
Cc: users at lists.opennebula.org
Subject: Re: [one-users] Creating a VM Image



Le 3/9/12 11:51 AM, Snyman, Adrian a écrit :
Thanks for the feedback Oliver !!

Next question then:
The resulting install will be an image - how does the templating system get utilized to update IP address / hostname, and
Any other custom kernel arguments ?
you need to customize your image to load context parameter (http://opennebula.org/documentation:rel3.2:cong).
Or your template only sets the MAC address and you connect to a DHCP server.



Regards,
Adrian Snyman
Linux Systems Administrator
Tel: 011-559-4929
Cell: 082-600-1211



From: users-bounces at lists.opennebula.org<mailto:users-bounces at lists.opennebula.org> [mailto:users-bounces at lists.opennebula.org] On Behalf Of Olivier Sallou
Sent: 09 March 2012 12:23 PM
To: users at lists.opennebula.org<mailto:users at lists.opennebula.org>
Subject: Re: [one-users] Creating a VM Image



Le 3/9/12 10:34 AM, Snyman, Adrian a écrit :
Hi there,

I have been reading through the docs on how the vm's are created / deployed, and I must admit that I still can't quite get how it all fits together.

If I want to create a vm - what is the best way to do this ?
Ie: I have the CentOS 6.2 dvd image.

I would like to build a Linux "Base" image that will then get extended by a template to be a DNS or DB or WEB server.
I have used cobbler to do this on existing machine based installations with success, but I am trying to figure out how
To do this with a VM deployment.

When I create a filesystem, I use a raw image file. When trying a qcow type image - centos doesn't see any disk space.

Then, I build a VM through the virt-manager interface - but surely I can do this within OpenNebula ?
OpenNebula is not for VM creation. You can indeed use virt-manager, or VirtualBox (then transform your image to approriate format).
If you have an empty disk image, you could attach a CentOS DVD image to "CDROM" then connect to the VNC of your image to do the install but I don't think it is the easiest/better thing to do.

My apologies for sounding naïve- just trying to get to grips with all of this .. :)



Regards,
Adrian Snyman
Linux Systems Administrator
Tel: 011-559-4929
Cell: 082-600-1211


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This email and all contents are subject to the following disclaimer:

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--

Olivier Sallou

IRISA / University of Rennes 1

Campus de Beaulieu, 35000 RENNES - FRANCE

Tel: 02.99.84.71.95



gpg key id: 4096R/326D8438  (keyring.debian.org)

Key fingerprint = 5FB4 6F83 D3B9 5204 6335  D26D 78DC 68DB 326D 8438



________________________________

This email and all contents are subject to the following disclaimer:

http://disclaimer.uj.ac.za
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