[Users] How to pxeboot ovrit node into memory automatically?

Fabian Deutsch fabiand at redhat.com
Mon Oct 28 14:45:44 UTC 2013


Am Montag, den 28.10.2013, 07:42 -0700 schrieb David Li:
> 
> Hi Fabian,
> 
> Yes rootpwd worked too! Thanks.
> 
> Two new problems:
> 
> But I found there is no networking for the stateless node.
> What kernel boot options are used to either use DHCP  or statically configure the IP address for an interface on the node?
> 
> I also need to have the sshd enabled. Is there a kernel option for that?

Hey David,

here you can find all the supported boot params in ovirt node:
http://gerrit.ovirt.org/gitweb?p=ovirt-node.git;a=blob;f=scripts/ovirt-init-functions.sh.in;h=c4280caefb89c77afc1e8bec8c925aa7f3039733;hb=HEAD#l214

Greetings
fabian

> David
> 
> 
> 
> ----- Original Message -----
> > From: Fabian Deutsch <fabiand at redhat.com>
> > To: David Li <david_li at sbcglobal.net>
> > Cc: "users at ovirt.org" <users at ovirt.org>
> > Sent: Friday, October 25, 2013 9:10 AM
> > Subject: Re: [Users] How to pxeboot ovrit node into memory automatically?
> > 
> > Am Freitag, den 25.10.2013, 08:57 -0700 schrieb David Li:
> >>  Hi Fabian,
> >> 
> >>  That kernel option worked for me!  The node is booted up in RAM. Thanks!
> >> 
> >>  My next question is:
> >> How do I specify the root login and passwd as boot parameters? 
> > 
> > Hey David.
> > 
> > Nice that it worked! Were you able to register to the Engine?
> > 
> > You can use the adminpw= and rootpw= kernel arguments to set passwords.
> > use
> > $ openssl passwd -salt 42
> > to create one or two passwords
> > 
> > Greetings
> > fabian
> > 
> >>  David
> >> 
> >> 
> >> 
> >> 
> >>  ----- Original Message -----
> >>  > From: Fabian Deutsch <fabiand at redhat.com>
> >>  > To: David Li <david_li at sbcglobal.net>
> >>  > Cc: "users at ovirt.org" <users at ovirt.org>
> >>  > Sent: Thursday, October 24, 2013 11:47 PM
> >>  > Subject: Re: [Users] How to pxeboot ovrit node into memory 
> > automatically?
> >>  > 
> >>  > Am Donnerstag, den 24.10.2013, 16:26 -0700 schrieb David Li:
> >>  >>  Hi,
> >>  >> 
> >>  >>  I was following the instructions at 
> > http://www.ovirt.org/Node_PXE. My goal 
> >>  > is to use pxeboot (iPXE) to boot the node entirely into RAM with 
> > rootfs. What I 
> >>  > got now is an installation screen which requires a local storage. My 
> > system has 
> >>  > no disk and this doesn't quite work for me. 
> >>  >> 
> >>  >>  What's are the kernel parameters I need to use to boot the 
> > node into 
> >>  > RAM automatically?  I am OK as the first step with a stateless node. 
> >>  > 
> >>  > Hey David,
> >>  > 
> >>  > the stateless mode is currently not completely working with oVirt
> >>  > Engine. That means a Node needs to be approved each time it boots into
> >>  > the stateless mode.
> >>  > The stateless mode can be entered by appending stateless to the 
> > default
> >>  > kernel arguments.
> >>  > 
> >>  > Greetings
> >>  > fabian
> >>  > 
> > 





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