[ovirt-users] ovirt-guest-agent.service has broken in Debian 8 virtual machines after updates hosts to 4.2

Mon Jan 8 10:40:02 UTC 2018

No one has any thoughts about this?

05.01.2018, 20:41, "Алексей Максимов" <aleksey.i.maksimov at yandex.ru>:
> Hello Ed.
>
> I found another way to solve the problem.
> But I do not know if it's the right way :(
> So I decided to ask a question here. But none of the gurus answered.
>
> # mkdir ~/packages
> # cd ~/packages
> # wget http://ftp.us.debian.org/debian/pool/main/o/ovirt-guest-agent/ovirt-guest-agent_1.0.13.dfsg-2_all.deb
> # apt-get install gir1.2-glib-2.0 libdbus-glib-1-2 libgirepository-1.0-1 libpango1.0-0 libuser1 python-dbus python-dbus-dev python-ethtool python-gi qemu-guest-agent usermode
> # dpkg -i ~/packages/ovirt-guest-agent_1.0.13.dfsg-2_all.deb
>
> # systemctl restart ovirt-guest-agent.service
> # systemctl status ovirt-guest-agent.service
>
> * ovirt-guest-agent.service - oVirt Guest Agent
>    Loaded: loaded (/lib/systemd/system/ovirt-guest-agent.service; enabled)
>    Active: failed (Result: exit-code) since Wed 2018-01-03 22:52:14 MSK; 1s ago
>   Process: 23206 ExecStart=/usr/bin/python /usr/share/ovirt-guest-agent/ovirt-guest-agent.py (code=exited, status=1/FAILURE)
>   Process: 23203 ExecStartPre=/bin/chown ovirtagent:ovirtagent /run/ovirt-guest-agent.pid (code=exited, status=0/SUCCESS)
>   Process: 23200 ExecStartPre=/bin/touch /run/ovirt-guest-agent.pid (code=exited, status=0/SUCCESS)
>   Process: 23197 ExecStartPre=/sbin/modprobe virtio_console (code=exited, status=0/SUCCESS)
>  Main PID: 23206 (code=exited, status=1/FAILURE)
>
> As we can see, the service does not start.
> In this case, the error in the log (/var/log/ovirt-guest-agent/ovirt-guest-agent.log) will be different:
>
> MainThread::INFO::2018-01-03 22:52:14,771::ovirt-guest-agent::59::root::Starting oVirt guest agent
> MainThread::ERROR::2018-01-03 22:52:14,773::ovirt-guest-agent::141::root::Unhandled exception in oVirt guest agent!
> Traceback (most recent call last):
>   File "/usr/share/ovirt-guest-agent/ovirt-guest-agent.py", line 135, in <module>
>     agent.run(daemon, pidfile)
>   File "/usr/share/ovirt-guest-agent/ovirt-guest-agent.py", line 65, in run
>     self.agent = LinuxVdsAgent(config)
>   File "/usr/share/ovirt-guest-agent/GuestAgentLinux2.py", line 472, in __init__
>     AgentLogicBase.__init__(self, config)
>   File "/usr/share/ovirt-guest-agent/OVirtAgentLogic.py", line 188, in __init__
>     self.vio = VirtIoChannel(config.get("virtio", "device_prefix"))
>   File "/usr/share/ovirt-guest-agent/VirtIoChannel.py", line 162, in __init__
>     self._stream = VirtIoStream(vport_name)
>   File "/usr/share/ovirt-guest-agent/VirtIoChannel.py", line 143, in __init__
>     self._vport = os.open(vport_name, os.O_RDWR)
> OSError: [Errno 13] Permission denied: '/dev/virtio-ports/ovirt-guest-agent.0'
>
> As a workaround for this problem, I use this:
>
> # cat /etc/udev/rules.d/55-ovirt-guest-agent.rules
>
> SYMLINK=="virtio-ports/ovirt-guest-agent.0", OWNER="ovirtagent", GROUP="ovirtagent"
>
> refresh udev:
>
> # udevadm trigger --subsystem-match="virtio-ports"
>
> # systemctl restart ovirt-guest-agent.service
> # systemctl status ovirt-guest-agent.service
>
> * ovirt-guest-agent.service - oVirt Guest Agent
>    Loaded: loaded (/lib/systemd/system/ovirt-guest-agent.service; enabled)
>    Active: active (running) since Wed 2018-01-03 22:54:56 MSK; 6s ago
>   Process: 23252 ExecStartPre=/bin/chown ovirtagent:ovirtagent /run/ovirt-guest-agent.pid (code=exited, status=0/SUCCESS)
>   Process: 23249 ExecStartPre=/bin/touch /run/ovirt-guest-agent.pid (code=exited, status=0/SUCCESS)
>   Process: 23247 ExecStartPre=/sbin/modprobe virtio_console (code=exited, status=0/SUCCESS)
>  Main PID: 23255 (python)
>    CGroup: /system.slice/ovirt-guest-agent.service
>            L-23255 /usr/bin/python /usr/share/ovirt-guest-agent/ovirt-guest-agent.py
>
> Now the service is working.
> But I do not know if it's the right way :(
>
> 05.01.2018, 19:58, "Ed Stout" <edstout at gmail.com>:
>>  On 5 January 2018 at 10:32, Алексей Максимов
>>  <aleksey.i.maksimov at yandex.ru> wrote:
>>>   A similar problem is described here:
>>>
>>>   https://bugzilla.redhat.com/show_bug.cgi?id=1472293
>>>
>>>   But there is no solution.
>>
>>  There is, but its a bit sparse in the bug report - this worked for me
>>  on Ubuntu, same problem:
>>
>>  ##
>>  So I changed value in /etc/ovirt-guest-agent.conf to look like:
>>  [virtio]
>>  # device = /dev/virtio-ports/com.redhat.rhevm.vdsm
>>  device = /dev/virtio-ports/ovirt-guest-agent.0
>>  ##
>>
>>  Then...
>>
>>  ##
>>
>>  cat /etc/udev/rules.d/55-ovirt-guest-agent.rules
>>  SYMLINK=="virtio-ports/ovirt-guest-agent.0", OWNER="ovirtagent",
>>  GROUP="ovirtagent"
>>
>>  udevadm trigger --subsystem-match="virtio-ports"
>>  ##
>>
>>  After that, the service started for me.
>>
>>>   02.01.2018, 18:15, "Алексей Максимов" <aleksey.i.maksimov at yandex.ru>:
>>>>   Hello, oVirt guru's
>>>>
>>>>   I just successfully updated my oVirt HE to 4.2.
>>>>   But after I upgraded all hosts and virtual machine restart, the ovirt-guest-agent.service has stopped running in virtual machines with Debian Jessie.
>>>>
>>>>   ----
>>>>
>>>>   # lsb_release -a
>>>>
>>>>   No LSB modules are available.
>>>>   Distributor ID: Debian
>>>>   Description: Debian GNU/Linux 8.10 (jessie)
>>>>   Release: 8.10
>>>>   Codename: jessie
>>>>
>>>>   ----
>>>>
>>>>   # dpkg -l | grep ovirt
>>>>
>>>>   ii ovirt-guest-agent 1.0.10.2.dfsg-2+deb8u1 all daemon that resides within guest virtual machines
>>>>
>>>>   Note: This package installed from Debian Jessie official repo
>>>>
>>>>   ----
>>>>
>>>>   # systemctl status ovirt-guest-agent.service
>>>>
>>>>   ● ovirt-guest-agent.service - oVirt Guest Agent
>>>>      Loaded: loaded (/lib/systemd/system/ovirt-guest-agent.service; disabled)
>>>>      Active: failed (Result: exit-code) since Tue 2018-01-02 17:36:29 MSK; 23min ago
>>>>    Main PID: 3419 (code=exited, status=1/FAILURE)
>>>>
>>>>   Jan 02 17:36:29 APP3 systemd[1]: Started oVirt Guest Agent.
>>>>   Jan 02 17:36:29 APP3 systemd[1]: ovirt-guest-agent.service: main process exited, code=exited, status=1/FAILURE
>>>>   Jan 02 17:36:29 APP3 systemd[1]: Unit ovirt-guest-agent.service entered failed state.
>>>>
>>>>   ----
>>>>
>>>>   From /var/log/ovirt-guest-agent/ovirt-guest-agent.log:
>>>>
>>>>   MainThread::INFO::2018-01-02 17:36:29,764::ovirt-guest-agent::57::root::Starting oVirt guest agent
>>>>   MainThread::ERROR::2018-01-02 17:36:29,768::ovirt-guest-agent::138::root::Unhandled exception in oVirt guest agent!
>>>>   Traceback (most recent call last):
>>>>     File "/usr/share/ovirt-guest-agent/ovirt-guest-agent.py", line 132, in <module>
>>>>       agent.run(daemon, pidfile)
>>>>     File "/usr/share/ovirt-guest-agent/ovirt-guest-agent.py", line 63, in run
>>>>       self.agent = LinuxVdsAgent(config)
>>>>     File "/usr/share/ovirt-guest-agent/GuestAgentLinux2.py", line 375, in __init__
>>>>       AgentLogicBase.__init__(self, config)
>>>>     File "/usr/share/ovirt-guest-agent/OVirtAgentLogic.py", line 171, in __init__
>>>>       self.vio = VirtIoChannel(config.get("virtio", "device"))
>>>>     File "/usr/share/ovirt-guest-agent/VirtIoChannel.py", line 150, in __init__
>>>>       self._stream = VirtIoStream(vport_name)
>>>>     File "/usr/share/ovirt-guest-agent/VirtIoChannel.py", line 131, in __init__
>>>>       self._vport = os.open(vport_name, os.O_RDWR)
>>>>   OSError: [Errno 2] No such file or directory: '/dev/virtio-ports/com.redhat.rhevm.vdsm'
>>>>
>>>>   ----
>>>>
>>>>   Before updating to version 4.2 (for version 4.1.8) everything worked fine.
>>>>
>>>>   Please help solve the problem
>>>
>>>   --
>>>   С наилучшими пожеланиями,
>>>   Максимов Алексей
>>>
>>>   Email: Aleksey.I.Maksimov at Yandex.ru
>>>   _______________________________________________
>>>   Users mailing list
>>>   Users at ovirt.org
>>>   http://lists.ovirt.org/mailman/listinfo/users
>
> --
> С наилучшими пожеланиями,
> Максимов Алексей
>
> Email: Aleksey.I.Maksimov at Yandex.ru

-- 
С наилучшими пожеланиями,
Максимов Алексей

Email: Aleksey.I.Maksimov at Yandex.ru