[pve-devel] [PATCH qemu-server] fix: api: fix permission check for cloudinit drive update

[Friedrich Weber]

ping (patch still applies)

On 13/03/2023 13:56, Friedrich Weber wrote:
> Trying to regenerate a cloudinit drive as a non-root user via the API
> currently throws a Perl error, as reported in the forum [1]. This is
> due to a type mismatch in the permission check, where a string is
> passed but an array is expected.
> 
> [1] https://forum.proxmox.com/threads/regenerate-cloudinit-by-put-api-return-500.124099/
> 
> Signed-off-by: Friedrich Weber <f.weber at proxmox.com>
> ---
>  To see if we have the same problem for other API endpoints, I ran:
>     grep -r "['\"]perm['\"][^[]*]" .
>  in my locally checked-out repos, but found only this single occurrence.
> 
>  PVE/API2/Qemu.pm | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/PVE/API2/Qemu.pm b/PVE/API2/Qemu.pm
> index 587bb22..0ea18eb 100644
> --- a/PVE/API2/Qemu.pm
> +++ b/PVE/API2/Qemu.pm
> @@ -1398,7 +1398,7 @@ __PACKAGE__->register_method({
>      proxyto => 'node',
>      description => "Regenerate and change cloudinit config drive.",
>      permissions => {
> -	check => ['perm', '/vms/{vmid}', 'VM.Config.Cloudinit'],
> +	check => ['perm', '/vms/{vmid}', ['VM.Config.Cloudinit']],
>      },
>      parameters => {
>  	additionalProperties => 0,