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

25 Oct 2013

--=-R7WkZuHQymWmUdpI8NHg
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

Am Donnerstag, den 05.12.2013, 16:30 -0800 schrieb David Li:
> Hi Fabian,
>=20
> I think the bad route is a link local route 169.254.0.0/16. I am not quit=
e sure if it's a real bug but in my case I have to remove this route.
> Also I am using ramdisk based node without a local disk. Can anything be =
persisted?=20

Hey David,

when you refer to stateless mode, then no, nothing can be persisted.
Regarding the bug - Please provide the whole cmdline you are using to
boot the node, to give me a chance to reproduce it.

- fabian

> David
>=20
>=20
>=20
> ----- Original Message -----
> > From: Fabian Deutsch <fabiand@redhat.com>
> > To: David Li <david_li@sbcglobal.net>
> > Cc: "users@ovirt.org" <users@ovirt.org>
> > Sent: Wednesday, December 4, 2013 11:17 AM
> > Subject: Re: [Users] How to pxeboot ovrit node into memory automaticall=
y?
> >=20
> > Am Montag, den 02.12.2013, 13:53 -0800 schrieb David Li:
> >>  Hi Fabian,
> >>=20
> >>  Everytime the ovirt node boots up, it adds a route entry that I have =
to=20
> > manually remove. Otherwise it messed up my routing.=20
> >>   How do I modify the boot scripts to automatically remove it?
> >=20
> > Hey David,
> >=20
> > could you file a bug for that route problem?
> >=20
> > You can try the following workaround:
> >=20
> > # Create /etc/rc.d/rc.local with the commands to run
> > $ vi /etc/rc.d/rc.local
> > $ chmod a+x /etc/rc.d/rc.local
> > $ persist /etc/rc.d/rc.local
> >=20
> > /etc/rc.d/rc.local should then be run on every boot.
> >=20
> > - fabian
> >=20
> >>  ----- Original Message -----
> >>  > From: Fabian Deutsch <fabiand@redhat.com>
> >>  > To: David Li <david_li@sbcglobal.net>
> >>  > Cc: "users@ovirt.org" <users@ovirt.org>
> >>  > Sent: Monday, October 28, 2013 7:45 AM
> >>  > Subject: Re: [Users] How to pxeboot ovrit node into memory=20
> > automatically?
> >>  >=20
> >>  > Am Montag, den 28.10.2013, 07:42 -0700 schrieb David Li:
> >>  >>=20
> >>  >>  Hi Fabian,
> >>  >>=20
> >>  >>  Yes rootpwd worked too! Thanks.
> >>  >>=20
> >>  >>  Two new problems:
> >>  >>=20
> >>  >>  But I found there is no networking for the stateless node.
> >>  >>  What kernel boot options are used to either use DHCP  or=20
> > statically=20
> >>  > configure the IP address for an interface on the node?
> >>  >>=20
> >>  >>  I also need to have the sshd enabled. Is there a kernel option=
=20
> > for that?
> >>  >=20
> >>  > Hey David,
> >>  >=20
> >>  > here you can find all the supported boot params in ovirt node:
> >>  >=20
> > http://gerrit.ovirt.org/gitweb?p=3Dovirt-node.git;a=3Dblob;f=3Dscripts/=
ovirt-init-functions.sh.in;h=3Dc4280caefb89c77afc1e8bec8c925aa7f3039733;hb=
=3DHEAD#l214
> >>  >=20
> >>  > Greetings
> >>  > fabian
> >>  >=20
> >>  >>  David
> >>  >>=20
> >>  >>=20
> >>  >>=20
> >>  >>  ----- Original Message -----
> >>  >>  > From: Fabian Deutsch <fabiand@redhat.com>
> >>  >>  > To: David Li <david_li@sbcglobal.net>
> >>  >>  > Cc: "users@ovirt.org" <users@ovirt.org>
> >>  >>  > Sent: Friday, October 25, 2013 9:10 AM
> >>  >>  > Subject: Re: [Users] How to pxeboot ovrit node into memory=20
> >>  > automatically?
> >>  >>  >=20
> >>  >>  > Am Freitag, den 25.10.2013, 08:57 -0700 schrieb David Li:
> >>  >>  >>  Hi Fabian,
> >>  >>  >>=20
> >>  >>  >>  That kernel option worked for me!  The node is booted=20
> > up in RAM.=20
> >>  > Thanks!
> >>  >>  >>=20
> >>  >>  >>  My next question is:
> >>  >>  >> How do I specify the root login and passwd as boot=20
> > parameters?=20
> >>  >>  >=20
> >>  >>  > Hey David.
> >>  >>  >=20
> >>  >>  > Nice that it worked! Were you able to register to the=20
> > Engine?
> >>  >>  >=20
> >>  >>  > You can use the adminpw=3D and rootpw=3D kernel arguments to se=
t=20
> >=20
> >>  > passwords.
> >>  >>  > use
> >>  >>  > $ openssl passwd -salt 42
> >>  >>  > to create one or two passwords
> >>  >>  >=20
> >>  >>  > Greetings
> >>  >>  > fabian
> >>  >>  >=20
> >>  >>  >>  David
> >>  >>  >>=20
> >>  >>  >>=20
> >>  >>  >>=20
> >>  >>  >>=20
> >>  >>  >>  ----- Original Message -----
> >>  >>  >>  > From: Fabian Deutsch <fabiand@redhat.com>
> >>  >>  >>  > To: David Li <david_li@sbcglobal.net>
> >>  >>  >>  > Cc: "users@ovirt.org"=20
> > <users@ovirt.org>
> >>  >>  >>  > Sent: Thursday, October 24, 2013 11:47 PM
> >>  >>  >>  > Subject: Re: [Users] How to pxeboot ovrit node=20
> > into memory=20
> >>  >>  > automatically?
> >>  >>  >>  >=20
> >>  >>  >>  > Am Donnerstag, den 24.10.2013, 16:26 -0700 schrieb=20
> > David Li:
> >>  >>  >>  >>  Hi,
> >>  >>  >>  >>=20
> >>  >>  >>  >>  I was following the instructions at=20
> >>  >>  > http://www.ovirt.org/Node_PXE. My goal=20
> >>  >>  >>  > is to use pxeboot (iPXE) to boot the node entirely=20
> > into RAM=20
> >>  > with=20
> >>  >>  > rootfs. What I=20
> >>  >>  >>  > got now is an installation screen which requires a=20
> > local=20
> >>  > storage. My=20
> >>  >>  > system has=20
> >>  >>  >>  > no disk and this doesn't quite work for me.=20
> >>  >>  >>  >>=20
> >>  >>  >>  >>  What's are the kernel parameters I need=20
> > to use to=20
> >>  > boot the=20
> >>  >>  > node into=20
> >>  >>  >>  > RAM automatically?  I am OK as the first step with=20
> > a=20
> >>  > stateless node.=20
> >>  >>  >>  >=20
> >>  >>  >>  > Hey David,
> >>  >>  >>  >=20
> >>  >>  >>  > the stateless mode is currently not completely=20
> > working with=20
> >>  > oVirt
> >>  >>  >>  > Engine. That means a Node needs to be approved=20
> > each time it=20
> >>  > boots into
> >>  >>  >>  > the stateless mode.
> >>  >>  >>  > The stateless mode can be entered by appending=20
> > stateless to=20
> >>  > the=20
> >>  >>  > default
> >>  >>  >>  > kernel arguments.
> >>  >>  >>  >=20
> >>  >>  >>  > Greetings
> >>  >>  >>  > fabian
> >>  >>  >>  >=20
> >>  >>  >=20
> >>  >=20
> >=20

--=-R7WkZuHQymWmUdpI8NHg
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: This is a digitally signed message part

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.15 (GNU/Linux)
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=4YuX
-----END PGP SIGNATURE-----

--=-R7WkZuHQymWmUdpI8NHg--

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

Fabian Deutsch

David Li

David Li

Fabian Deutsch

Fabian Deutsch

Sander Grendelman

tags

participants (3)