public inbox for pve-devel@lists.proxmox.com
 help / color / mirror / Atom feed
From: Fiona Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: Re: [pve-devel] [PATCH docs] backup: warn that tar does not honor exclusion pattern with a trailing slash
Date: Fri, 29 Nov 2024 15:33:25 +0100	[thread overview]
Message-ID: <7fe38dd6-447c-4750-aee1-1b7bc3c6beba@proxmox.com> (raw)
In-Reply-To: <20240531100753.40964-2-f.ebner@proxmox.com>

Am 31.05.24 um 12:07 schrieb Fiona Ebner:
> As reported in the community forum [0], for tar, an exclusion pattern
> with a trailing slash will not match a folder with that name. For
> rsync and proxmox-backup-client however, such a pattern will exclude
> a directory with that name, but not a file.
> 
> rsync is used for 'suspend' mode backup and tar is used for all
> non-PBS backups to create the archive. So currently, in the presence
> of an exclusion pattern with a trailing slash, there is inconsistency
> between different backup modes (because for 'suspend' mode, rsync will
> already do the exclusion too) as well as between PBS and non-PBS
> backups.
> 
> There doesn't seem to be a straight-forward way to align the behavior
> for tar with command-line options exactly. The trailing slash can't be
> removed from the pattern, because that would also match files.
> Matching with
>> some/pattern/*
>> some/pattern/.*
> rather than
>> some/pattern/
> gets pretty close, which was suggested by Dominik. Just the empty
> directory is still included.
> 
> In any case, modifying current behavior would be a breaking change, so
> actually aligning the exclusion (more closely) is better done in the
> next major release.
> 
> Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>

Ping (it seems the related docs patch here was not yet applied yet,
while the warning in pve-container was).


_______________________________________________
pve-devel mailing list
pve-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel


  reply	other threads:[~2024-11-29 14:33 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-31 10:07 [pve-devel] [PATCH container] " Fiona Ebner
2024-05-31 10:07 ` [pve-devel] [PATCH docs] " Fiona Ebner
2024-11-29 14:33   ` Fiona Ebner [this message]
2024-09-10 14:35 ` [pve-devel] applied: [PATCH container] " Thomas Lamprecht

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=7fe38dd6-447c-4750-aee1-1b7bc3c6beba@proxmox.com \
    --to=f.ebner@proxmox.com \
    --cc=pve-devel@lists.proxmox.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal