OpenStack Nova Compute Charm

Drop xen support from the nova-compute charm

Bug #1696146 reported by Fatih Nar on 2017-06-06

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	OpenStack Nova Compute Charm	Fix Released	Medium	Unassigned

Bug Description

As seen in log below libxenlight driver does not get loaded for virt-type: xen.

  nova-compute-xen:
    charm: "cs:~openstack-charmers-next/xenial/nova-compute"
    series: xenial
    num_units: 3
    options:
      enable-live-migration: true
      enable-resize: true
      migration-auth-type: ssh
      virt-type: xen
      openstack-origin: cloud:xenial-newton

Log:
ubuntu@node07ob200:/var/log/nova$ sudo tail -f nova-compute.log
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 465, in init_host
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service self._do_quality_warnings()
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 443, in _do_quality_warnings
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service caps = self._host.get_capabilities()
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 662, in get_capabilities
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service xmlstr = self.get_connection().getCapabilities()
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 420, in get_connection
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service raise exception.HypervisorUnavailable(host=CONF.host)
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service HypervisorUnavailable: Connection to the hypervisor is broken on host: node07ob200
2017-06-06 14:49:31.782 26748 ERROR oslo_service.service
2017-06-06 14:53:30.239 28643 WARNING oslo_reports.guru_meditation_report [-] Guru meditation now registers SIGUSR1 and SIGUSR2 by default for backward compatibility. SIGUSR1 will no longer be registered in a future release, so please use SIGUSR2 to generate reports.
2017-06-06 14:53:30.393 28643 WARNING os_brick.initiator.connectors.remotefs [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Connection details not present. RemoteFsClient may not initialize properly.
2017-06-06 14:53:30.394 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "rabbit_virtual_host" from group "oslo_messaging_rabbit" is deprecated for removal. Its value may be silently ignored in the future.
2017-06-06 14:53:30.395 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "rabbit_host" from group "oslo_messaging_rabbit" is deprecated for removal. Its value may be silently ignored in the future.
2017-06-06 14:53:30.395 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "rabbit_userid" from group "oslo_messaging_rabbit" is deprecated for removal. Its value may be silently ignored in the future.
2017-06-06 14:53:30.396 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "rabbit_password" from group "oslo_messaging_rabbit" is deprecated for removal. Its value may be silently ignored in the future.
2017-06-06 14:53:30.438 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "api_paste_config" from group "DEFAULT" is deprecated. Use option "api_paste_config" from group "wsgi".
2017-06-06 14:53:30.442 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "vnc_enabled" from group "DEFAULT" is deprecated. Use option "enabled" from group "vnc".
2017-06-06 14:53:30.443 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "vnc_keymap" from group "DEFAULT" is deprecated. Use option "keymap" from group "vnc".
2017-06-06 14:53:30.443 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "novncproxy_base_url" from group "DEFAULT" is deprecated. Use option "novncproxy_base_url" from group "vnc".
2017-06-06 14:53:30.444 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "vncserver_listen" from group "DEFAULT" is deprecated. Use option "vncserver_listen" from group "vnc".
2017-06-06 14:53:30.444 28643 WARNING oslo_config.cfg [req-87a24a36-0b3f-4c9a-bf16-194878c62d79 - - - - -] Option "vncserver_proxyclient_address" from group "DEFAULT" is deprecated. Use option "vncserver_proxyclient_address" from group "vnc".
2017-06-06 14:53:30.475 28643 WARNING nova.virt.libvirt.driver [req-641aa21f-dab3-4979-aaf0-d7c2ae60a56f - - - - -] Cannot update service status on host "node07ob200" since it is not registered.
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host [req-641aa21f-dab3-4979-aaf0-d7c2ae60a56f - - - - -] Connection to libvirt failed: internal error: libxenlight state driver is not active
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host Traceback (most recent call last):
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 411, in get_connection
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host conn = self._get_connection()
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 398, in _get_connection
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host wrapped_conn = self._get_new_connection()
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 350, in _get_new_connection
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host wrapped_conn = self._connect(self._uri, self._read_only)
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 204, in _connect
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host libvirt.openAuth, uri, auth, flags)
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 144, in proxy_call
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host rv = execute(f, *args, **kwargs)
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 125, in execute
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host six.reraise(c, e, tb)
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 83, in tworker
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host rv = meth(*args, **kwargs)
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host File "/usr/lib/python2.7/dist-packages/libvirt.py", line 105, in openAuth
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host if ret is None:raise libvirtError('virConnectOpenAuth() failed')
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host libvirtError: internal error: libxenlight state driver is not active
2017-06-06 14:53:30.476 28643 ERROR nova.virt.libvirt.host
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service [req-641aa21f-dab3-4979-aaf0-d7c2ae60a56f - - - - -] Error starting thread.
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service Traceback (most recent call last):
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/oslo_service/service.py", line 708, in run_service
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service service.start()
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/service.py", line 117, in start
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service self.manager.init_host()
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1140, in init_host
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service self.driver.init_host(host=self.host)
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 465, in init_host
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service self._do_quality_warnings()
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 443, in _do_quality_warnings
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service caps = self._host.get_capabilities()
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 662, in get_capabilities
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service xmlstr = self.get_connection().getCapabilities()
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/host.py", line 420, in get_connection
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service raise exception.HypervisorUnavailable(host=CONF.host)
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service HypervisorUnavailable: Connection to the hypervisor is broken on host: node07ob200
2017-06-06 14:53:30.478 28643 ERROR oslo_service.service

Revision history for this message

Fatih Nar (fenar-e) wrote on 2017-06-06:

Xen-Error-Log Edit (8.6 KiB, text/plain)

Revision history for this message

James Page (james-page) wrote on 2017-06-06:

Xen support is 100% untested so I'm not surprised that this does not actually work.

Revision history for this message

James Page (james-page) wrote on 2017-06-06:

I'm going to propose that we take the Xen support out of the charm as its in such a bad way.

James Page (james-page) on 2017-09-21

Changed in charm-nova-compute:
status:	New → Triaged
importance:	Undecided → Medium
summary:	- xen hypervisor driver does not get loaded at charm install time + Drop xen support from the nova-compute charm
Changed in charm-nova-compute:
milestone:	none → 18.02

Ryan Beisner (1chb1n) on 2018-03-09

Changed in charm-nova-compute:
milestone:	18.02 → 18.05

David Ames (thedac) on 2018-06-11

Changed in charm-nova-compute:
milestone:	18.05 → 18.08

James Page (james-page) on 2018-09-12

Changed in charm-nova-compute:
milestone:	18.08 → 18.11

David Ames (thedac) on 2018-11-20

Changed in charm-nova-compute:
milestone:	18.11 → 19.04

David Ames (thedac) on 2019-04-17

Changed in charm-nova-compute:
milestone:	19.04 → 19.07

David Ames (thedac) on 2019-08-12

Changed in charm-nova-compute:
milestone:	19.07 → 19.10

David Ames (thedac) on 2019-10-24

Changed in charm-nova-compute:
milestone:	19.10 → 20.01

James Page (james-page) on 2020-03-02

Changed in charm-nova-compute:
milestone:	20.01 → 20.05

David Ames (thedac) on 2020-05-21

Changed in charm-nova-compute:
milestone:	20.05 → 20.08

James Page (james-page) on 2020-08-03

Changed in charm-nova-compute:
milestone:	20.08 → none

Revision history for this message

Liam Young (gnuoy) wrote on 2021-01-08:

https://review.opendev.org/c/openstack/charm-nova-compute/+/518439

Changed in charm-nova-compute:
status:	Triaged → Fix Committed
status:	Fix Committed → Fix Released

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