[PATCHv2] Tear down all devices after finding existing installations
David Lehman
dlehman at redhat.com
Mon Jun 29 15:55:40 UTC 2015
On 06/29/2015 10:17 AM, Vratislav Podzimek wrote:
> When trying to find existing installations we setup and mount devices (to check
> if they have /etc/fstab). Setting a device up results in its parents being setup
> too (recursively) so when done we need to tear all/rest of the devices down so
> that they are not left activated as that could cause problems later (as for
> example in the bug where a thin pool was activated/setup on setup of a thin LV
> and never deactivated/torn down).
>
> Resolves: rhbz#1182229
> Signed-off-by: Vratislav Podzimek <vpodzime at redhat.com>
> ---
> blivet/__init__.py | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/blivet/__init__.py b/blivet/__init__.py
> index 47cb1dd..772ca16 100644
> --- a/blivet/__init__.py
> +++ b/blivet/__init__.py
> @@ -490,6 +490,11 @@ class Blivet(object):
> self.roots = findExistingInstallations(self.devicetree)
> except Exception: # pylint: disable=broad-except
> log_exception_info(log.info, "failure detecting existing installations")
> + finally:
> + # make sure no devices are left activated after finding existing
> + # installations (we don't quite know which ones got activated in
> + # that process)
> + self.devicetree.teardownAll()
>
> self.dumpState("initial")
>
>
ACK
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