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Date: Fri, 16 Dec 2022 16:08:03 +0100
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To: pbs-devel@lists.proxmox.com
References: <20221216150711.1677615-1-s.sterz@proxmox.com>
From: Stefan Sterz <s.sterz@proxmox.com>
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Subject: Re: [pbs-devel] [PATCH qemu-server] cdrom handling: default to
"none" if no physical drive is available
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On 12/16/22 16:07, Stefan Sterz wrote:
> when a vm is configured to use the physical cd rom drive but there is
> no such drive a cryptic "uninitialized value" error is thrown. this
> is due to the `$path` not being defined in `sub
> print_drive_commandline_full` in this case. warn that no cd rom drive
> is available and default back to using "none" as media instead.
>
> note that the error was basically cosmetic as the vm would start just
> fine.
>
> forum thread: https://forum.proxmox.com/threads/use-of-uninitialized-value-path-in-pattern-match-m-at-usr-share-perl5-pve-qemuserver-pm-line-1622.119592/
>
> Signed-off-by: Stefan Sterz <s.sterz@proxmox.com>
> ---
> PVE/QemuServer.pm | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
> index dd6ea3e..bc935df 100644
> --- a/PVE/QemuServer.pm
> +++ b/PVE/QemuServer.pm
> @@ -1292,6 +1292,9 @@ sub get_cdrom_path {
> return $cdrom_path = "/dev/cdrom" if -l "/dev/cdrom";
> return $cdrom_path = "/dev/cdrom1" if -l "/dev/cdrom1";
> return $cdrom_path = "/dev/cdrom2" if -l "/dev/cdrom2";
> +
> + warn "there is no physical cdrom drive that can be used. defaulting back to 'none'.";
> + return '';
> }
>
> sub get_iso_path {
ah sorry wrong list :(