Hi strahil,

The current ovirt node image built by Lev includes
vdsm-hook-nestedvt-4.30.46-1.el7.noarch
so yes it should be available when adding the node.


On Wed, May 13, 2020 at 12:49 AM Strahil Nikolov via Users <users@ovirt.org>
wrote:

> On May 12, 2020 6:56:45 PM GMT+03:00, Giorgio Biacchi <gior...@di.unimi.it>
> wrote:
> >Il 12/05/2020 17:07, Dominik Holler ha scritto:
> >>
> >>
> >> On Tue, May 12, 2020 at 4:25 PM Giorgio Biacchi <gior...@di.unimi.it
> >> <mailto:gior...@di.unimi.it>> wrote:
> >>
> >>     On 5/12/20 12:28 PM, Dominik Holler wrote:
> >>      >
> >>      >
> >>      > On Tue, May 12, 2020 at 8:49 AM Giorgio Biacchi
> >>     <gior...@di.unimi.it <mailto:gior...@di.unimi.it>
> >>      > <mailto:gior...@di.unimi.it <mailto:gior...@di.unimi.it>>>
> >wrote:
> >>      >
> >>      >     On 5/11/20 5:53 PM, Dominik Holler wrote:
> >>      >     >
> >>      >     >
> >>      >     > On Mon, May 11, 2020 at 12:31 PM Giorgio Biacchi
> >>      >     <gior...@di.unimi.it <mailto:gior...@di.unimi.it>
> >>     <mailto:gior...@di.unimi.it <mailto:gior...@di.unimi.it>>
> >>      >     > <mailto:gior...@di.unimi.it <mailto:gior...@di.unimi.it>
> >>     <mailto:gior...@di.unimi.it <mailto:gior...@di.unimi.it>>>>
> >wrote:
> >>      >     >
> >>      >     >     Hi list,
> >>      >     >     I've spent a couple of days trying to understand why
> >>     this was
> >>      >     >     happening...
> >>      >     >
> >>      >     >     For the installation I have a well tested
> >installation
> >>     server
> >>      >     with a
> >>      >     >     custom kickstart file to setup ssh keys and custom
> >>     hooks for
> >>      >     infiniband
> >>      >     >     and I'm installing Ovirt Node 4.3.9 via pxe, this is
> >>     particularly
> >>      >     >     useful
> >>      >     >     when I have to install a bunch of blades at once..
> >In
> >>     the past
> >>      >     I had no
> >>      >     >     issues and all was working like a charm until now
> >when some
> >>      >     hardware
> >>      >     >     failed and I had to replace it.
> >>      >     >
> >>      >     >     As expected I have no issues in the node
> >installation
> >>      >     process.. the
> >>      >     >     troubles begins when I try to add the node,
> >>     installation fails
> >>      >     and in
> >>      >     >     the UI I have an exclamation mark with the message
> >>     "Host has
> >>      >     no default
> >>      >     >     route." but I can ping and do ssh to the host from
> >the
> >>      >     manager.. the
> >>      >     >     problem is somewhere else in the communication
> >between the
> >>      >     engine and
> >>      >     >     vdsmd preventing the engine to refresh the host
> >>     capabilities.
> >>      >     >
> >>      >     >     So from the engine I tried:
> >>      >     >
> >>      >     >     [root@manager ~]# openssl s_client -connect
> >>     172.20.22.78:54321 <http://172.20.22.78:54321>
> >>      >     <http://172.20.22.78:54321>
> >>      >     >     <http://172.20.22.78:54321>
> >>      >     >     CONNECTED(00000003)
> >>      >     >     ---
> >>      >     >     Certificate chain
> >>      >     >       0 s:/CN=cn128.lagrange.di.unimi.it/O=VDSM
> >>     <http://cn128.lagrange.di.unimi.it/O=VDSM>
> >>      >     <http://cn128.lagrange.di.unimi.it/O=VDSM>
> >>      >     >     <http://cn128.lagrange.di.unimi.it/O=VDSM>
> >Certificate
> >>      >     >         i:/CN=VDSM Certificate Authority
> >>      >     >       1 s:/CN=VDSM Certificate Authority
> >>      >     >         i:/CN=VDSM Certificate Authority
> >>      >     >     ---
> >>      >     >
> >>      >     >     The host has still the self signed vdsm
> >certificate..
> >>     and on the
> >>      >     >     host in
> >>      >     >     vdsm.log I find:
> >>      >     >
> >>      >     >     2020-05-11 09:52:25,433+0000 ERROR (Reactor thread)
> >>      >     >     [ProtocolDetector.SSLHandshakeDispatcher] ssl
> >>     handshake: SSLError,
> >>      >     >     address: ::ffff:159.149.129.220 (sslutils:264)
> >>      >     >
> >>      >     >     So I tried to enroll the certificate from the UI and
> >>     from the
> >>      >     events
> >>      >     >     tab
> >>      >     >     I sow the enrolling was successful but:
> >>      >     >
> >>      >     >     [root@manager ~]# openssl s_client -connect
> >>     172.20.22.78:54321 <http://172.20.22.78:54321>
> >>      >     <http://172.20.22.78:54321>
> >>      >     >     <http://172.20.22.78:54321>
> >>      >     >
> >>      >     >     140084336994192:error:140790E5:SSL
> >routines:ssl23_write:ssl
> >>      >     handshake
> >>      >     >     failure:s23_lib.c:177:
> >>      >     >     CONNECTED(00000003)
> >>      >     >     ---
> >>      >     >     no peer certificate available
> >>      >     >     ---
> >>      >     >
> >>      >     >     there's still some issue with the certificates.. so
> >on the
> >>      >     host again:
> >>      >     >
> >>      >     >     [root@cn128 vdsm]# find /etc/pki/vdsm/ -type f -cmin
> >-10|
> >>      >     xargs ls -l
> >>      >     >     -rw-------. 1 root kvm  1424 May 11 09:56
> >>      >     /etc/pki/vdsm/certs/cacert.pem
> >>      >     >     -rw-------. 1 root kvm  5108 May 11 09:57
> >>      >     >     /etc/pki/vdsm/certs/vdsmcert.pem
> >>      >     >     -r--r-----. 1 root kvm  1704 May 11 09:56
> >>      >     /etc/pki/vdsm/keys/vdsmkey.pem
> >>      >     >     -rw-r--r--. 1 root root 1424 May 11 09:57
> >>      >     >     /etc/pki/vdsm/libvirt-spice/ca-cert.pem
> >>      >     >     -rw-r--r--. 1 root root 5108 May 11 09:57
> >>      >     >     /etc/pki/vdsm/libvirt-spice/server-cert.pem
> >>      >     >     -r--r-----. 1 root root 1704 May 11 09:56
> >>      >     >     /etc/pki/vdsm/libvirt-spice/server-key.pem
> >>      >     >
> >>      >     >     It seems that cacert.pem and vdsmcert.pem have wrong
> >>     permissions..
> >>      >     >     let's
> >>      >     >     try to fix it..
> >>      >     >
> >>      >     >     [root@cn128 vdsm]# chown 36:36
> >>     /etc/pki/vdsm/certs/cacert.pem
> >>      >     >     /etc/pki/vdsm/certs/vdsmcert.pem
> >>      >     >
> >>      >     >     And now:
> >>      >     >
> >>      >     >     [root@manager ~]# openssl s_client -connect
> >>      >     172.20.22.78:54321| less
> >>      >     >     CONNECTED(00000003)
> >>      >     >     ---
> >>      >     >     Certificate chain
> >>      >     >       0 s:/O=lagrange.di.unimi.it/CN=172.20.22.78
> >>     <http://lagrange.di.unimi.it/CN=172.20.22.78>
> >>      >     <http://lagrange.di.unimi.it/CN=172.20.22.78>
> >>      >     >     <http://lagrange.di.unimi.it/CN=172.20.22.78>
> >>      >     >
> >>      >     >
> >>      >
> >>
> >  i:/C=US/O=lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941
> ><http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >
> >>
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >       1
> >>      >     >
> >>      >
> >>
> >  s:/C=US/O=lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941
> ><http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >
> >>
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >
> >>      >     >
> >>      >
> >>
> >  i:/C=US/O=lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941
> ><http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >
> >>
> > <http://lagrange.di.unimi.it/CN=cn305.lagrange.di.unimi.it.35941>
> >>      >     >     ---
> >>      >     >
> >>      >     >     Now I can finally refresh the host capabilities and
> >>     setup the host
> >>      >     >     networks..
> >>      >     >
> >>      >     >     In attachment all the relevant logs, I don't know if
> >I've
> >>      >     found some
> >>      >     >     bug.. this is the first time i had so many troubles
> >>     adding a
> >>      >     new host..
> >>      >     >     so I decided to share my experience with the list..
> >>      >     >
> >>      >     >
> >>      >     > Thanks for raising this.
> >>      >     >
> >>      >     > On adding the host there is an error about
> >>     vdsm-hook-nestedvt which I
> >>      >     > cannot interprete, maybe someone else can do.
> >>      >     > In vdsm.log I noticed a strange behavior of
> >setupNetworks,
> >>     can you
> >>      >     > please share the corresponding supervdsm.log, too?
> >>      >     >
> >>      >     >
> >>      >     >
> >>      >     >     Cheers
> >>      >     >     --
> >>      >     >     gb
> >>      >     >
> >>      >     >     PGP Key: http://pgp.mit.edu/
> >>      >     >     Primary key fingerprint: C510 0765 943E EBED A4F2
> >69D3
> >>     16CC DC90
> >>      >     >     B9CB 0F34
> >>      >     >     _______________________________________________
> >>      >     >     Users mailing list -- users@ovirt.org
> >>     <mailto:users@ovirt.org> <mailto:users@ovirt.org
> >>     <mailto:users@ovirt.org>>
> >>      >     <mailto:users@ovirt.org <mailto:users@ovirt.org>
> >>     <mailto:users@ovirt.org <mailto:users@ovirt.org>>>
> >>      >     >     To unsubscribe send an email to
> >users-le...@ovirt.org
> >>     <mailto:users-le...@ovirt.org>
> >>      >     <mailto:users-le...@ovirt.org
> ><mailto:users-le...@ovirt.org>>
> >>      >     >     <mailto:users-le...@ovirt.org
> >>     <mailto:users-le...@ovirt.org> <mailto:users-le...@ovirt.org
> >>     <mailto:users-le...@ovirt.org>>>
> >>      >     >     Privacy Statement:
> >>     https://www.ovirt.org/privacy-policy.html
> >>      >     >     oVirt Code of Conduct:
> >>      >     >
> >https://www.ovirt.org/community/about/community-guidelines/
> >>      >     >     List Archives:
> >>      >     >
> >>      >
> >>
> >
> https://lists.ovirt.org/archives/list/users@ovirt.org/message/6JTU3HB4WCI27WSLGEOSLMPYFU22EX5H/
> >>      >     >
> >>      >     Hi,
> >>      >     I don't think that the missing vdsm-hook-nestedvt is a
> >>     problem, in our
> >>      >     environment we have one engine but multiple clusters and
> >that
> >>     hook is
> >>      >     only needed on one cluster to enable nested
> >virtualization.
> >>      >
> >>      >     See attachment for supervdsm.log.
> >>      >
> >>      >
> >>      > Thanks, network config flows looked fine.
> >>      >
> >>      > Maybe
> >>      > https://bugzilla.redhat.com/1794485
> >>      > is the root for this issue?
> >>      >
> >>      >
> >>      >     Regards
> >>      >     --
> >>      >     gb
> >>      >
> >>      >     PGP Key: http://pgp.mit.edu/
> >>      >     Primary key fingerprint: C510 0765 943E EBED A4F2 69D3
> >16CC DC90
> >>      >     B9CB 0F34
> >>      >
> >>
> >>     I removed the file
> >>
>
> >/usr/share/ovirt-host-deploy/plugins/ovirt-host-deploy/vdsmhooks/packages.d/vdsm-hook-nestedvt.centos
> >>     from the engine host ( the content of the file was
> >"vdsm-hook-nestedvt"
> >>     ) and reinstalled another host and now the installation works
> >correctly.
> >>
> >>
> >> This is a great hint. Do you have an idea where this file comes from?
> >
> >Yes, it was a change made by another member of our staff to automate
> >the
> >installation of that hook.. as far as I know this is the correct way to
> >
> >add additional packages during the host installation, but I still have
> >no idea why the required package can not be found, even via yum install
> >
> >as I wrote before.
> >
> >So now the real question is: why can't I install vdsm-hook-nestedvt via
> >yum?
> >
> >And even if it's now clear that this is the reason why the installation
> >
> >process fails I wasn't expecting such a big failure.. the hook itself
> >it's not strictly necessary to have a working host.. I was expecting a
> >warning more than a fail..
> >
> >But at least I'm glad I've found the cause of the failure
> >
> >>
> >>     So the problem is that during the host installation
> >vdsm-hook-nestedvt
> >>     cannot be found/downloaded from the repos and this, somehow,
> >breaks the
> >>     installation process, the certificate enrollment and so on..
> >>
> >>     As a matter of fact if I try:
> >>
> >>     [root@cn127 ~]# yum install vdsm-hook-nestedvt
> >>     Loaded plugins: enabled_repos_upload, fastestmirror,
> >imgbased-persist,
> >>     package_upload, product-id,
> >>                    : search-disabled-repos, subscription-manager,
> >>     vdsmupgrade, versionlock
> >>     This system is not registered with an entitlement server. You can
> >use
> >>     subscription-manager to register.
> >>     Loading mirror speeds from cached hostfile
> >>       * ovirt-4.3-epel: epel.mirror.far.fi
> ><http://epel.mirror.far.fi>
> >>     No package vdsm-hook-nestedvt available.
> >>     Error: Nothing to do
> >>     Uploading Enabled Repositories Report
> >>     Cannot upload enabled repos report, is this client registered?
> >>
> >>     Thanks for the support.
> >>
> >>     --
> >>     gb
> >>
> >>     PGP Key: http://pgp.mit.edu/
> >>     Primary key fingerprint: C510 0765 943E EBED A4F2 69D3 16CC DC90
> >>     B9CB 0F34
> >>
>
> Hi,
>
> I can see the package in 'ovirt-4.3' repo .
> Do you have the repo available at the time that package  is called ?
>
> Best Regards,
> Strahil Nikolov
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