[ovirt-users] Ovirt 4.2 and host console

Sat Dec 23 10:28:08 UTC 2017

On Sat, Dec 23, 2017 at 11:18 AM, Gianluca Cecchi <gianluca.cecchi at gmail.com
> wrote:

> On Fri, Dec 22, 2017 at 10:22 PM, Sandro Bonazzola <sbonazzo at redhat.com>
> wrote:
>
>>
>>
>> Il 22 Dic 2017 10:12 PM, "Yaniv Kaul" <ykaul at redhat.com> ha scritto:
>>
>>
>>
>> On Dec 22, 2017 7:33 PM, "Gianluca Cecchi" <gianluca.cecchi at gmail.com>
>> wrote:
>>
>> Hello, after upgrading engine and then  plain CentOS 7.4 host from 4.1 to
>> 4.2, I see in host section if I select line for the host, right click and
>> host console... That tries to go to the typical 9090 cockpit Port of
>> node-ng...
>> Is this an error or in 4.2 the access to host console is for plain OS
>> nodes too?
>> In that case is there any service I have to enable on host?
>> It seems indeed my host is not currently listening on 9090 Port....
>>
>>
>> Cockpit + firewall settings to enable to get to it.
>>
>>
>> Cockpit service should be up and running after the upgrade. Ovirt hist
>> depliy takes care of it. Firewall is configured by the engine unless you
>> disabled firewall config on the host configuration dialog.
>>
>> Didi, can you help here? Gianluca, can you share host upgrade logs?
>>
>>
>>
> Hello,
> this is a plain CentOS, not ovirt-node-ng one, that was upgraded from
> 4.1.7 to 4.2
> So the upgrade path has been to put the host into maintenance, yum update,
> reboot.
>
> Indeed cockpit has been installed as part of the yum update part:
>
> Dec 22 10:40:07 Installed: cockpit-bridge-155-1.el7.centos.x86_64
> Dec 22 10:40:07 Installed: cockpit-system-155-1.el7.centos.noarch
> Dec 22 10:40:40 Installed: cockpit-networkmanager-155-1.el7.centos.noarch
> Dec 22 10:40:42 Installed: cockpit-ws-155-1.el7.centos.x86_64
> Dec 22 10:40:43 Installed: cockpit-155-1.el7.centos.x86_64
> Dec 22 10:40:52 Installed: cockpit-storaged-155-1.el7.centos.noarch
> Dec 22 10:40:57 Installed: cockpit-dashboard-155-1.el7.centos.x86_64
> Dec 22 10:41:35 Installed: cockpit-ovirt-dashboard-0.11.
> 3-0.1.el7.centos.noarch
>
> I also see that there is a systemd cockpit.service unit that is configured
> as static and requires a cockpit.socket unit, that in turn is WantedBy
> sockets.target
>
> But if I run
>
> [root at ovirt01 ~]# remotectl certificate
> remotectl: No certificate found in dir: /etc/cockpit/ws-certs.d
> [root at ovirt01 ~]#
>
> So it seems that the cockpit.service ExecStartPre has not been ever run...
> ExecStartPre=/usr/sbin/remotectl certificate --ensure --user=root
> --group=cockpit-ws --selinux-type=etc_t
>
> [root at ovirt01 ~]# systemctl status cockpit.service
> ● cockpit.service - Cockpit Web Service
>    Loaded: loaded (/usr/lib/systemd/system/cockpit.service; static;
> vendor preset: disabled)
>    Active: inactive (dead)
>      Docs: man:cockpit-ws(8)
> [root at ovirt01 ~]#
>
> Gianluca
>
>
>
I see these lines in /var/log/messages (on host I have no iptables and no
firewalld active and selinux is permissive):

Dec 22 10:40:40 ovirt01 yum[116794]: Installed:
cockpit-networkmanager-155-1.el7.centos.noarch
Dec 22 10:40:41 ovirt01 systemd: Reloading.
Dec 22 10:40:41 ovirt01 vdsm-tool: module dump_volume_chains could not load
to vdsm-tool: Traceback (most recent call last):#012  File
"/usr/bin/vdsm-tool", line 91, in load_modules#012    mod_absp,
mod_desc)#012  File
"/usr/lib/python2.7/site-packages/vdsm/tool/dump_volume_chains.py", line
26, in <module>#012    from vdsm import client#012  File
"/usr/lib/python2.7/site-packages/vdsm/client.py", line 106, in
<module>#012    from vdsm.api import vdsmapi#012  File
"/usr/lib/python2.7/site-packages/vdsm/api/vdsmapi.py", line 29, in
<module>#012    from vdsm.common.logutils import Suppressed#012ImportError:
No module named logutils
Dec 22 10:40:41 ovirt01 systemd:
[/usr/lib/systemd/system/ip6tables.service:3] Failed to add dependency on
syslog.target,iptables.service, ignoring: Invalid argument
Dec 22 10:40:41 ovirt01 systemd: Binding to IPv6 address not available
since kernel does not support IPv6.
...
Dec 22 10:40:43 ovirt01 yum[116794]: Installed:
cockpit-155-1.el7.centos.x86_64
Dec 22 10:40:43 ovirt01 yum[116794]: Updated:
libmount-2.23.2-43.el7_4.2.x86_64
Dec 22 10:40:43 ovirt01 vdsmd_init_common.sh: vdsm: Running
upgraded_version_check
Dec 22 10:40:43 ovirt01 vdsmd_init_common.sh: vdsm: Running
check_is_configured
Dec 22 10:40:43 ovirt01 vdsm-tool: module dump_volume_chains could not load
to vdsm-tool: Traceback (most recent call last):#012  File
"/usr/bin/vdsm-tool", line 91, in load_modules#012    mod_absp,
mod_desc)#012  File
"/usr/lib/python2.7/site-packages/vdsm/tool/dump_volume_chains.py", line
26, in <module>#012    from vdsm import client#012  File
"/usr/lib/python2.7/site-packages/vdsm/client.py", line 106, in
<module>#012    from vdsm.api import vdsmapi#012  File
"/usr/lib/python2.7/site-packages/vdsm/api/vdsmapi.py", line 29, in
<module>#012    from vdsm.common.logutils import Suppressed#012ImportError:
No module named logutils
...
Dec 22 10:40:57 ovirt01 yum[116794]: Installed:
cockpit-dashboard-155-1.el7.centos.x86_64
Dec 22 10:40:57 ovirt01 vdsm-tool: module dump_volume_chains could not load
to vdsm-tool: Traceback (most recent call last):#012  File
"/usr/bin/vdsm-tool", line 91, in load_modules#012    mod_absp,
mod_desc)#012  File
"/usr/lib/python2.7/site-packages/vdsm/tool/dump_volume_chains.py", line
26, in <module>#012    from vdsm import client#012  File
"/usr/lib/python2.7/site-packages/vdsm/client.py", line 106, in
<module>#012    from vdsm.api import vdsmapi#012  File
"/usr/lib/python2.7/site-packages/vdsm/api/vdsmapi.py", line 29, in
<module>#012    from vdsm.common.logutils import Suppressed#012ImportError:
No module named logutils
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