From: Wolfgang Bumiller <w.bumiller@proxmox.com>
To: Fiona Ebner <f.ebner@proxmox.com>
Cc: Proxmox VE development discussion <pve-devel@lists.proxmox.com>
Subject: Re: [pve-devel] [PATCH storage 1/2] don't bail on whitespaces in backing devices
Date: Tue, 30 Apr 2024 11:23:51 +0200 [thread overview]
Message-ID: <sjfwurwhjnctzzoj6q7e23yny23viym3uq5zsngtmy6cc4smee@i2vodk5cwxdc> (raw)
In-Reply-To: <21017c63-9c3c-48ea-8152-df5c66fa1a0c@proxmox.com>
On Tue, Apr 30, 2024 at 11:13:02AM +0200, Fiona Ebner wrote:
> Am 30.04.24 um 10:38 schrieb Wolfgang Bumiller:
> > On Tue, Apr 30, 2024 at 10:14:13AM +0200, Fiona Ebner wrote:
> >>
> >> So the returned $parent will now just be undef if it contains
> >> whitespaces, even though there is a parent. Can't that cause issues
> >> further down the line? If it's fine, a comment with the rationale would
> >> be nice.
> >>
> >> Or should we rather allow whitespaces while matching and return it
> >> properly? Or are there any issues with proper escaping then?
> >
> > I was a bit too quick on the send trigger there, but it should be fine
> > IMO:
> >
> > - where we do run into this issue, we never use/need/care about the parent
>
> Maybe this part of the function could be guarded by wantarray already,
> so callers caring only about the size don't even get there? But I
> suppose we do notice other unexpected things earlier by always doing the
> additional checks, so maybe it's better like it is right now.
Unfortunately a lot of callers do also care about the format,
specifically the import code, where this causes issues, so a `wantarray`
check won't help there.
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next prev parent reply other threads:[~2024-04-30 9:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-30 7:53 Wolfgang Bumiller
2024-04-30 7:53 ` [pve-devel] [PATCH storage 2/2] fixup error messages in file_size_info Wolfgang Bumiller
2024-04-30 8:14 ` [pve-devel] [PATCH storage 1/2] don't bail on whitespaces in backing devices Fiona Ebner
2024-04-30 8:38 ` Wolfgang Bumiller
2024-04-30 9:13 ` Fiona Ebner
2024-04-30 9:23 ` Wolfgang Bumiller [this message]
2024-04-30 9:45 ` Dominik Csapak
2024-04-30 8:22 ` [pve-devel] applied-series: " Thomas Lamprecht
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