[pve-devel] superseded: [PATCH container/qemu-server v6 0/7] fix #3711 and adapt drive detach/remove behavior

["Michael Köppl" <m.koeppl@proxmox.com>]

Supersed-by: https://lore.proxmox.com/pve-devel/20250527160140.230174-1 m.koeppl@proxmox.com/T

On 5/20/25 11:08, Michael Köppl wrote:
> This series aims to fix #3711 [0] and streamline the detach/remove
> behavior around volumes that are either mounted into a container or
> attached to a VM as a hard disk. It is a continuation of a series from
> 2022 [1], but makes the following changes:
> 
> Changes v5 -> v6:
> - Fix links in cover letter
> - Use Originally-by instead of Co-authored-by
> - Add documentation for the second patch regarding the use of
>   $mp->{volume} instead of $conf->{$opt}
> - Note that no functional changes are intended for the the second patch
> 
> Changes v4 -> v5:
> - Always ignore errors that originate from a removed storage and
>   continue with destruction of a container or removal of a volume, 
>   instead of adding an option to ignore these errors.
> - Remove web UI checkbox
> - Remove formatting patch
> - Additionally allow removing a mount point with a removed storage
>   from a running container (previously hotplug removal was not possible)
> - Fix style nits from v4 review
> - Print warnings for any errors that occur instead of ignoring them
> - Add explicit check if storage still exists when destroying a container
>   to differentiate between that case and other error cases (which should
>   still fail)
> 
> The first change also means that this patch series should be held back
> until PVE 9. In the original patch series the option to ignore these
> errors was made to avoid breaking existing behavior. After some off-list
> discussion it seems more reasonable to avoid an additional option and
> instead allow users to remove containers with mount points even if the
> underlying storage of the mount point was removed.
> 
> Where at least some of the implementation was taken from the previous
> series, the patch was marked to be Originally-by by the original author.
> 
> [0] https://bugzilla.proxmox.com/show_bug.cgi?id=3711
> [1] https://lore.proxmox.com/pve-devel/20221125144008.2988072-1-s.hrdlicka@proxmox.com/t/#
> 
> pve-container:
> 
> Michael Köppl (4):
>   fix #3711: lxc: print warning if storage for mounted volume does not
>     exist anymore
>   config: apply_pending: get unused volid through parse_volume()
>   fix #3711: lxc: allow removing unused mp if storage no longer exists
>   add linked clone check when destroying container
> 
>  src/PVE/LXC.pm        | 24 +++++++++++++++++++++++-
>  src/PVE/LXC/Config.pm | 25 ++++++++++++++++++++-----
>  2 files changed, 43 insertions(+), 6 deletions(-)
> 
> 
> qemu-server:
> 
> Michael Köppl (3):
>   adapt linked clone check to not die if an error occurs during check
>   print warning for PVE::Storage::path errors instead of failing
>   mark volumes pending detach as unused if storage was removed
> 
>  PVE/QemuServer.pm | 16 +++++++++++-----
>  1 file changed, 11 insertions(+), 5 deletions(-)
> 
> 
> Summary over all repositories:
>   3 files changed, 54 insertions(+), 11 deletions(-)
> 



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