[Users] Fedora upgrading from 3.1 to 3.2

Karli Sjöberg Karli.Sjoberg at slu.se
Mon Jun 24 10:26:36 UTC 2013


sön 2013-06-23 klockan 09:38 +0003 skrev Alex Lourie:


Hi Karli

I've written up all we know at [1], please try to follow it (if you
haven't yet) and let us know how it goes. If anything goes wrong, we
will look for the ways to resolve it.


Hi Alex!

Awesome job, I´m going to test this right away and let you know how it goes. Wish me luck;)

/Karli




Alex.

[1] http://www.ovirt.org/OVirt_3.1_to_3.2_upgrade

On Thu, Jun 20, 2013 at 8:05 PM, Alex Lourie <alourie at redhat.com<mailto:alourie at redhat.com>> wrote:
> Hi Karli
>
> I am reviewing all the actions again, and hopefully will have
> something
> documented on Sunday.
>
> Alex.
>
> On Tue, Jun 18, 2013 at 10:46 AM, Karli Sjöberg
> <Karli.Sjoberg at slu.se<mailto:Karli.Sjoberg at slu.se>>
> wrote:
> > tis 2013-06-18 klockan 10:06 +0300 skrev Moran Goldboim: On
> > 06/17/2013 02:51 PM, Karli Sjöberg wrote:
> >>
> >>
> >  mån 2013-06-17 klockan 10:11 +0003 skrev Alex Lourie: On Fri,
> > Jun 14, 2013 at 12:26 PM, Karli Sjöberg <Karli.Sjoberg at slu.se<mailto:Karli.Sjoberg at slu.se>>
> >>>> wrote:
> >>>> > Hi!
> >>>> >
> >>>>
> >>>> Hi Karli,
> >>>>
> >>>> >
> >>>> > More than two months have passed without any notices or
> updates
> >>>> on
> >>>> > this issue, and looking at the bugreport absolutely nothing
> has
> >>>> been
> >>>> > done since then. What´s confusing me is that the release
> >>>> management
> >>>> > for oVirt 3.2 has this clearly printed:
> >>>> > "MUST: Upgrade from previous release"
> >>>> >
> >>>> > And you all seem too busy with getting the next release out of
> >>>> the
> >>>> > door before fixing the current... What gives? Don´t you care
> >>>> about
> >>>> > early adopters?
> >>>> >
> >>>>
> >>>> I apologise that this issue wasn't taken care of yet. It is
> clear
> >>>> that
> >>>> the priorities of developers shifted towards work on features in
> >>>> 3.3
> >>>> release, which feature freeze is happening in about 2 weeks, so
> >>>> you can
> >>>> understand the time pressure they all have. There's no need to
> be
> >>>> angry
> >>>> about that. It is an open source project and as resources for
> the
> >>>> development are limited, we're trying to do our best to cover as
> >>>> much
> >>>> issues as possible. This can lead to situations as this issue,
> >>>> which
> >>>> may be left behind for some time.
> >>>>
> >>>
> >>> I´m not angry, as I stated before, I´m more confused, and maybe
> a
> >>> little disappointed that important(in my opinion) pieces of a
> >>> projects continuum have been ignored like that. I´m having a
> hard
> >>> time understanding the reasoning behind the priorities that have
> >>> made this issue appear. In my mind, making sure that users of any
> >>> project are able to follow between minor upgrades is a given,
> with
> >>> a schedule like; 1) Feature freeze, 2) Fix release blockers
> >>> (upgrading being one of them), 3) Release, in that order. Now
> >>> what´s happening is that you are kind of hoping to drag this out
> >>> until the problem goes away by itself when you decide it´s time
> to
> >>> stop supporting 3.1.
> >>>
> >>>> That said, the process for upgrading the oVirt 3.1 on Fedora 17
> to
> >>>> oVirt 3.2 on Fedora 18 is complex and non-trivial, that's why it
> >>>> is
> >>>> taking time to resolve all the issues that come up in the
> process.
> >>>>
> >>>> If this matter is not extremely urgent, we are currently working
> >>>> on a
> >>>> tool that may make this upgrade easier, albeit, maybe, not
> >>>> completely
> >>>> automatic.
> >>>>
> >>>> On the other hand, if this is a completely and utterly urgent,
> we
> >>>> may
> >>>> try to guide you through possible manual attempts to perform the
> >>>> upgrade. Mind though, that they weren't thoroughly tested, and
> not
> >>>> promised to go smoothly or even work, and we may have to think
> >>>> about
> >>>> possible alternative solutions on the go.
> >>>>
> >>>
> >>> Straight answer: Am I ever going to be able to upgrade from 3.1
> to
> >>> 3.2?
> >>>
> >>> My concern (fear) is about being left behind, abandoned. It makes
> >>> me feel non-important. Just like any admin, the work put down to
> >>> make Templates, to set up quotas, create VMPools, a dozen of
> >>> guests. And then have to export everything (nullifying the idea
> of
> >>> "Thin Provisioning"), redo every Role, reset every permission,
> >>> quota, and so on, isn´t (in my opinion) viable in the long run
> for
> >>> oVirt as a project to demand. That´s why I had the notion that
> >>> upgrading surely had to be a high priority. Was I wrong about
> that?
> >>>
> >>
> >> upgrade actually was high priority task, but due to lots of
> platform
> >> (fedora 18) changes, it became a huge operation to support it
> (which
> >> comes on top new features/bugs/support etc.).
> >> in addition we have noticed that the interest from the community
> >> regarding it, is very limited.
> >>
> >> from where i see i we have couple of options:
> >> -if there is enough interest from the community we can give it
> >> another go (though i think most of it moved long ago to oVirt 3.2)
> >>
> >
> > You certainly have my interest at least;)
> >
> >> -we can help individuals by making a migration (3.1->3.2) document
> >> on fedora base systems- we'll probably need your assistance on
> >> testing side here
> >>
> >
> > A document explaining how to upgrade would be completly acceptable
> > for me. I´m not asking for a turnkey command that makes everything
> > for me, I´ve managed to get quite far by myself any way. I would
> > love to help testing the procedure, as I´ve stated before, we have
> > set up a dedicated test environment dedicated for this specific
> > upgrade task in mind, with engine, hosts and storage somewhat equal
> > to the production system. Please, if there´s anything I can do to
> > help, don´t hesitate to ask!
> >
> >>
> >>
> >>>
> >>>> Best regards,
> >>>> Alex Lourie,
> >>>> Software Developer in Integration,
> >>>> RHEV, Red Hat.
> >>>>
> >>>> >
> >>>> > Best Regards
> >>>> > Karli Sjöberg
> >>>> >
> >>>> > fre 2013-04-05 klockan 10:24 +0200 skrev Sandro Bonazzola: Hi
> >>>> Karli,
> >>>> >> we're still working on it
> >>>> >>
> >>>> >>
> >>>> >> Il 02/04/2013 12:22, Karli Sjöberg ha scritto:
> >>>> >>
> >>>> >>
> >>>> >  Hi,
> >>>> >>>
> >>>> >>> has there been any progress regarding this matter?
> >>>> >>>
> >>>> >>> Best Regards
> >>>> >>> Karli Sjöberg
> >>>> >>>
> >>>> >>> fre 2013-03-15 klockan 14:12 +0000 skrev Karli Sjöberg:
> >>>> >>>> fre 2013-03-15 klockan 14:59 +0100 skrev Sandro Bonazzola:
> >>>> >>>>> Il 13/03/2013 12:24, Karli Sjöberg ha scritto:
> >>>> >>>>>
> >>>> >>>>>> ons 2013-03-13 klockan 12:00 +0100 skrev Dave Neary: Hi
> >>>> Karli,
> >>>> >>>>>>>
> >>>> >>>>>>> On 03/11/2013 12:16 PM, Karli Sjöberg wrote:
> >>>> >>>>>>> > Hi,
> >>>> >>>>>>> >
> >>>> >>>>>>> > in the absence of any official path,  we have started
> >>>> working
> >>>> >>>>>>> out our own
> >>>> >>>>>>> > procedure for going from oVirt-3.1/Fedora 17 to
> >>>> >>>>>>> oVirt-3.2/Fedora 18.
> >>>> >>>>>>>
> >>>> >>>>>>> Indeed, I have not seen any documentation in the wiki
> yet
> >>>> on
> >>>> >>>>>>> upgrading
> >>>> >>>>>>> oVirt - would you be interested in writing up your
> >>>> experiences
> >>>> >>>>>>> there as
> >>>> >>>>>>> a guide to others?
> >>>> >>>>>>>
> >>>> >>>>>>> Thanks!
> >>>> >>>>>>> Dave.
> >>>> >>>>>>>
> >>>> >>>>>>>
> >>>> >>>>>>  That was my intention to share a working procedure once
> it
> >>>> was
> >>>> >>>>>> complete but I unfortunately hit a wall at
> >>>> "engine-upgrade". I
> >>>> >>>>>> would be very glad, and able to continue, if that
> obstacle
> >>>> could
> >>>> >>>>>> be lifted.
> >>>> >>>>>>
> >>>> >>>>>
> >>>> >>>>> My experience in upgrading from oVirt-3.1/Fedora 17 to
> >>>> >>>>> oVirt-3.2/Fedora 18:
> >>>> >>>>>
> >>>> >>>>> On Fedora 17:
> >>>> >>>>> Be sure to have the latest updates running: yum distro-sync
> >>>> >>>>> Set exclude=ovirt* in /etc/yum.conf
> >>>> >>>>> Execute: fedup --disablerepo=ovirt* --network 18
> >>>> >>>>>
> >>>> >>>>> When you have a running Fedora 18:
> >>>> >>>>> # systemctl list-units --failed
> >>>> >>>>> UNIT               LOAD   ACTIVE SUB    DESCRIPTION
> >>>> >>>>> httpd.service      loaded failed failed The Apache HTTP
> >>>> Server
> >>>> >>>>> postgresql.service loaded failed failed PostgreSQL
> database
> >>>> server
> >>>> >>>>>
> >>>> >>>>> # systemctl stop postgresql.service
> >>>> >>>>> # tar cJvf pgsql-backup.tar.xz /var/lib/pgsql/data/
> >>>> >>>>> # yum install postgresql-upgrade
> >>>> >>>>>
> >>>> >>>>> # cp /var/lib/pgsql/data/pg_hba.conf
> /root/pg_hba.conf.ovirt
> >>>> >>>>>
> >>>> >>>>> edit /var/lib/pgsql/data/pg_hba.conf changing md5 to trust
> >>>> on the
> >>>> >>>>> local line.
> >>>> >>>>>
> >>>> >>>>> # diff -u pg_hba.conf.ovirt pg_hba.conf
> >>>> >>>>> --- pg_hba.conf.ovirt      2013-01-30 20:58:49.404000000 +0100
> >>>> >>>>> +++ pg_hba.conf    2013-01-30 20:59:06.709000000 +0100
> >>>> >>>>> @@ -77,7 +77,7 @@
> >>>> >>>>>  # TYPE  DATABASE        USER            ADDRESS
>
> >>>>
> >>>> >>>>> METHOD
> >>>> >>>>>
> >>>> >>>>>  # "local" is for Unix domain socket connections only
> >>>> >>>>> -local   all             all
>
> >>>>
> >>>> >>>>> md5
> >>>> >>>>> +local   all             all
>
> >>>>
> >>>> >>>>> trust
> >>>> >>>>>  # IPv4 local connections:
> >>>> >>>>>  host    all             all             127.0.0.1/32
>
> >>>>
> >>>> >>>>> md5
> >>>> >>>>>  # IPv6 local connections:
> >>>> >>>>>
> >>>> >>>>>
> >>>> >>>>>
> >>>> >>>>> # postgresql-setup upgrade
> >>>> >>>>> Redirecting to /bin/systemctl stop  postgresql.service
> >>>> >>>>> Upgrading database: OK
> >>>> >>>>>
> >>>> >>>>> See /var/lib/pgsql/pgupgrade.log for details.
> >>>> >>>>>
> >>>> >>>>> # cp /root/pg_hba.conf.ovirt
> /var/lib/pgsql/data/pg_hba.conf
> >>>> >>>>> # systemctl postgrsql.service restart
> >>>> >>>>>
> >>>> >>>>>
> >>>> >>>>> edit /etc/httpd/conf.d/ssl.conf:
> >>>> >>>>> # diff -u ssl.conf.ovirt ssl.conf
> >>>> >>>>> --- ssl.conf.ovirt 2013-01-30 21:21:06.906000000 +0100
> >>>> >>>>> +++ ssl.conf       2013-01-30 21:22:02.757000000 +0100
> >>>> >>>>> @@ -9,7 +9,7 @@
> >>>> >>>>>  # consult the online docs. You have been warned.
> >>>> >>>>>  #
> >>>> >>>>>
> >>>> >>>>> -LoadModule ssl_module modules/mod_ssl.so
> >>>> >>>>> +#LoadModule ssl_module modules/mod_ssl.so
> >>>> >>>>>
> >>>> >>>>>  #
> >>>> >>>>>  # When we also provide SSL we have to listen to the
> >>>> >>>>> @@ -40,7 +40,7 @@
> >>>> >>>>>  #   Semaphore:
> >>>> >>>>>  #   Configure the path to the mutual exclusion semaphore
> the
> >>>> >>>>>  #   SSL engine uses internally for inter-process
> >>>> >>>>> synchronization.
> >>>> >>>>> -SSLMutex default
> >>>> >>>>> +#SSLMutex default
> >>>> >>>>>
> >>>> >>>>>  #   Pseudo Random Number Generator (PRNG):
> >>>> >>>>>  #   Configure one or more sources to seed the PRNG of the
> >>>> >>>>>
> >>>> >>>>>
> >>>> >>>>> # /bin/systemctl restart  httpd.service
> >>>> >>>>>
> >>>> >>>>> Remove the line exclude=ovirt* from /etc/yum.conf
> >>>> >>>>>
> >>>> >>>>> # yum update ovirt-engine-setup
> >>>> >>>>> # engine-upgrade
> >>>> >>>>>
> >>>> >>>>> However, during the upgrade I've stepped into
> >>>> >>>>> https://bugzilla.redhat.com/show_bug.cgi?id=906270
> >>>> >>>>> We are still working on the upgrade actions.
> >>>> >>>>>
> >>>> >>>>  Our procedures looks almost exactly the same, and we have
> >>>> gotten
> >>>> >>>> just as far as you have. Good to know.
> >>>> >>>>
> >>>> >>>> /Karli
> >>>> >>>>>
> >>>> >>>>>
> >>>> >>>>
> >>>> >>>>
> >>>> >>
> >>>> >>
> >>>> >> --
> >>>> >> Sandro Bonazzola
> >>>> >> Better technology. Faster innovation. Powered by community
> >>>> >> collaboration.
> >>>> >> See how it works at redhat.com
> >>>> >>
> >>>> >
> >>>> > --
> >>>> >
> >>>> > Med Vänliga Hälsningar
> >>>> >
> >>>>
> -------------------------------------------------------------------------------
> >>>> > Karli Sjöberg
> >>>> > Swedish University of Agricultural Sciences
> >>>> > Box 7079 (Visiting Address Kronåsvägen 8)
> >>>> > S-750 07 Uppsala, Sweden
> >>>> > Phone:  +46-(0)18-67 15 66
> >>>> > karli.sjoberg at slu.se<mailto:karli.sjoberg at slu.se>
> >>>>
> >>>>
> >>>
> >>> --
> >>>
> >>> Med Vänliga Hälsningar
> >>>
> -------------------------------------------------------------------------------
> >>> Karli Sjöberg
> >>> Swedish University of Agricultural Sciences
> >>> Box 7079 (Visiting Address Kronåsvägen 8)
> >>> S-750 07 Uppsala, Sweden
> >>> Phone:  +46-(0)18-67 15 66
> >>> karli.sjoberg at slu.se<mailto:karli.sjoberg at slu.se>
> >>>
> >>> _______________________________________________
> >>> Users mailing list
> >>> Users at ovirt.org<mailto:Users at ovirt.org>
> >>> http://lists.ovirt.org/mailman/listinfo/users
> >>>
> >>
> >>
> >
> > --
> >
> > Med Vänliga Hälsningar
> >
> -------------------------------------------------------------------------------
> > Karli Sjöberg
> > Swedish University of Agricultural Sciences
> > Box 7079 (Visiting Address Kronåsvägen 8)
> > S-750 07 Uppsala, Sweden
> > Phone:  +46-(0)18-67 15 66
> > karli.sjoberg at slu.se<mailto:karli.sjoberg at slu.se>
>
> _______________________________________________
> Users mailing list
> Users at ovirt.org<mailto:Users at ovirt.org>
> http://lists.ovirt.org/mailman/listinfo/users
>



--

Med Vänliga Hälsningar
-------------------------------------------------------------------------------
Karli Sjöberg
Swedish University of Agricultural Sciences
Box 7079 (Visiting Address Kronåsvägen 8)
S-750 07 Uppsala, Sweden
Phone:  +46-(0)18-67 15 66
karli.sjoberg at slu.se<mailto:karli.sjoberg at adm.slu.se>
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