Hi Giorgio,

Do you have a staging test (non production) environment?
I built a test ovirt-node-ng image that includes this package, and if you
want you can download it from here:
https://jenkins.ovirt.org/job/ovirt-node-ng-image_standard-check-patch/176/artifact/check-patch.el7.x86_64/

If you do, please let us know if it resolved the issue for you,

Thanks in advance,

On Tue, May 12, 2020 at 6:57 PM 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:
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> >      >     >     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
> >
>
> --
> gb
>
> PGP Key: http://pgp.mit.edu/
> Primary key fingerprint: C510 0765 943E EBED A4F2 69D3 16CC DC90 B9CB 0F34
>
>

-- 

Lev Veyde

Senior Software Engineer, RHCE | RHCVA | MCITP

Red Hat Israel

<https://www.redhat.com>

l...@redhat.com | lve...@redhat.com
<https://red.ht/sig>
TRIED. TESTED. TRUSTED. <https://redhat.com/trusted>
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