[Bug 1836713] Re: upgrade of openvswitch packages resets alternative binaries to auto

[James Page]

** Description changed:

- Upgrading and existing openvswitch installation which has been manually
- configured to use the DPDK alternative binary using:
+ [Impact]
+ Package upgrades on installations using the dpdk binary will be automatically switched back to the non-dpdk binary on upgrade.
  
-   sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-
+ This will break all configured networking within openvswitch.
+ 
+ [Test Case]
+ sudo apt install openvswitch-switch-dpdk
+ sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch
+ sudo apt install --reinstall openvswitch-switch-dpdk
+ 
+ [Regression Potential]
+ 
+ [Original Bug Report]
+ Upgrading and existing openvswitch installation which has been manually configured to use the DPDK alternative binary using:
+ 
+   sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-
  switch-dpdk/ovs-vswitchd-dpdk
  
  results in the ovs-vswitchd being reset back to 'auto':
  
  Setting up openvswitch-switch (2.11.0-0ubuntu2~cloud0) ...
  update-alternatives: using /usr/lib/openvswitch-switch/ovs-vswitchd to provide /usr/sbin/ovs-vswitchd (ovs-vswitchd) in auto mode
  
- 
- The prerm maintainer scripts always remove the alternatives, which purges any manual setting done of the binaries.
+ The prerm maintainer scripts always remove the alternatives, which
+ purges any manual setting done of the binaries.

** Also affects: cloud-archive
   Importance: Undecided
       Status: New

** Also affects: cloud-archive/train
   Importance: Undecided
       Status: New

** Also affects: cloud-archive/queens
   Importance: Undecided
       Status: New

** Also affects: cloud-archive/stein
   Importance: Undecided
       Status: New

** Changed in: cloud-archive
       Status: New => Fix Released

** Changed in: cloud-archive/queens
       Status: New => Triaged

** Changed in: cloud-archive/stein
       Status: New => Triaged

** Changed in: cloud-archive/train
       Status: New => Triaged

** Changed in: openvswitch (Ubuntu Bionic)
     Assignee: (unassigned) => James Page (james-page)

** Changed in: openvswitch (Ubuntu Bionic)
       Status: Triaged => In Progress

** Description changed:

  [Impact]
  Package upgrades on installations using the dpdk binary will be automatically switched back to the non-dpdk binary on upgrade.
  
  This will break all configured networking within openvswitch.
  
  [Test Case]
  sudo apt install openvswitch-switch-dpdk
- sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch
+ sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
  sudo apt install --reinstall openvswitch-switch-dpdk
  
  [Regression Potential]
  
  [Original Bug Report]
  Upgrading and existing openvswitch installation which has been manually configured to use the DPDK alternative binary using:
  
    sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-
  switch-dpdk/ovs-vswitchd-dpdk
  
  results in the ovs-vswitchd being reset back to 'auto':
  
  Setting up openvswitch-switch (2.11.0-0ubuntu2~cloud0) ...
  update-alternatives: using /usr/lib/openvswitch-switch/ovs-vswitchd to provide /usr/sbin/ovs-vswitchd (ovs-vswitchd) in auto mode
  
  The prerm maintainer scripts always remove the alternatives, which
  purges any manual setting done of the binaries.

** Description changed:

  [Impact]
  Package upgrades on installations using the dpdk binary will be automatically switched back to the non-dpdk binary on upgrade.
  
  This will break all configured networking within openvswitch.
  
  [Test Case]
  sudo apt install openvswitch-switch-dpdk
  sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
+ sudo update-alternatives --query ovs-vswitchd
+ Name: ovs-vswitchd
+ Link: /usr/sbin/ovs-vswitchd
+ Status: manual
+ Best: /usr/lib/openvswitch-switch/ovs-vswitchd
+ Value: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
+ 
+ Alternative: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
+ Priority: 50
+ 
+ Alternative: /usr/lib/openvswitch-switch/ovs-vswitchd
+ Priority: 100
+ 
  sudo apt install --reinstall openvswitch-switch-dpdk
+ sudo update-alternatives --query ovs-vswitchd
+ Name: ovs-vswitchd
+ Link: /usr/sbin/ovs-vswitchd
+ Status: auto
+ Best: /usr/lib/openvswitch-switch/ovs-vswitchd
+ Value: /usr/lib/openvswitch-switch/ovs-vswitchd
+ 
+ Alternative: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
+ Priority: 50
+ 
+ Alternative: /usr/lib/openvswitch-switch/ovs-vswitchd
+ Priority: 100
+ 
  
  [Regression Potential]
  
  [Original Bug Report]
  Upgrading and existing openvswitch installation which has been manually configured to use the DPDK alternative binary using:
  
    sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-
  switch-dpdk/ovs-vswitchd-dpdk
  
  results in the ovs-vswitchd being reset back to 'auto':
  
  Setting up openvswitch-switch (2.11.0-0ubuntu2~cloud0) ...
  update-alternatives: using /usr/lib/openvswitch-switch/ovs-vswitchd to provide /usr/sbin/ovs-vswitchd (ovs-vswitchd) in auto mode
  
  The prerm maintainer scripts always remove the alternatives, which
  purges any manual setting done of the binaries.

-- 
You received this bug notification because you are a member of Ubuntu
OpenStack, which is subscribed to openvswitch in Ubuntu.
https://bugs.launchpad.net/bugs/1836713

Title:
  upgrade of openvswitch packages resets alternative binaries to auto

Status in Ubuntu Cloud Archive:
  Fix Released
Status in Ubuntu Cloud Archive queens series:
  Triaged
Status in Ubuntu Cloud Archive stein series:
  Triaged
Status in Ubuntu Cloud Archive train series:
  Triaged
Status in openvswitch package in Ubuntu:
  Fix Released
Status in openvswitch source package in Bionic:
  In Progress
Status in openvswitch source package in Disco:
  Won't Fix
Status in openvswitch source package in Eoan:
  Fix Released

Bug description:
  [Impact]
  Package upgrades on installations using the dpdk binary will be automatically switched back to the non-dpdk binary on upgrade.

  This will break all configured networking within openvswitch.

  [Test Case]
  sudo apt install openvswitch-switch-dpdk
  sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
  sudo update-alternatives --query ovs-vswitchd
  Name: ovs-vswitchd
  Link: /usr/sbin/ovs-vswitchd
  Status: manual
  Best: /usr/lib/openvswitch-switch/ovs-vswitchd
  Value: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk

  Alternative: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
  Priority: 50

  Alternative: /usr/lib/openvswitch-switch/ovs-vswitchd
  Priority: 100

  sudo apt install --reinstall openvswitch-switch-dpdk
  sudo update-alternatives --query ovs-vswitchd
  Name: ovs-vswitchd
  Link: /usr/sbin/ovs-vswitchd
  Status: auto
  Best: /usr/lib/openvswitch-switch/ovs-vswitchd
  Value: /usr/lib/openvswitch-switch/ovs-vswitchd

  Alternative: /usr/lib/openvswitch-switch-dpdk/ovs-vswitchd-dpdk
  Priority: 50

  Alternative: /usr/lib/openvswitch-switch/ovs-vswitchd
  Priority: 100

  
  [Regression Potential]

  [Original Bug Report]
  Upgrading and existing openvswitch installation which has been manually configured to use the DPDK alternative binary using:

    sudo update-alternatives --set ovs-vswitchd /usr/lib/openvswitch-
  switch-dpdk/ovs-vswitchd-dpdk

  results in the ovs-vswitchd being reset back to 'auto':

  Setting up openvswitch-switch (2.11.0-0ubuntu2~cloud0) ...
  update-alternatives: using /usr/lib/openvswitch-switch/ovs-vswitchd to provide /usr/sbin/ovs-vswitchd (ovs-vswitchd) in auto mode

  The prerm maintainer scripts always remove the alternatives, which
  purges any manual setting done of the binaries.

To manage notifications about this bug go to:
https://bugs.launchpad.net/cloud-archive/+bug/1836713/+subscriptions