[pmg-devel] applied: [PATCH pmg-api] schema: fix verification for transport-domain-or-nexthop type

[Stoiko Ivanov <s.ivanov@proxmox.com>]

Hi,

Thanks for tackling this and identifying the issue!

gave it a quick spin on my test-setup and applied the patch!

On Thu, 24 Apr 2025 13:34:51 +0200
Fiona Ebner <f.ebner@proxmox.com> wrote:

> Since pmg_verify_transport_address() is called with $noerr set, it
> will not die on failure. Make sure that the verification method does
> not quietly accept an invalid value in this case by making sure the
> code for failure is also executed in this scenario, i.e. moving it
> out of the 'else' branch.
> 
> As reported in the community forum [0], this could case issues when a
> CIDR is specified instead of an IP or domain name for TLS destination
> policy, which is not intended.
> 
> [0]: https://forum.proxmox.com/threads/165167/
> 
> Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
> ---
>  src/PMG/Config.pm | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/src/PMG/Config.pm b/src/PMG/Config.pm
> index 82bd42e..0a5dff0 100644
> --- a/src/PMG/Config.pm
> +++ b/src/PMG/Config.pm
> @@ -1141,10 +1141,11 @@ sub pmg_verify_transport_domain_or_nexthop {
>  	    $nexthop = $1;
>  	}
>  	return $name if pmg_verify_transport_address($nexthop, 1);
> -    } else {
> -	   return undef if $noerr;
> -	   die "value does not look like a valid domain or next-hop\n";
> +	# else fall through, because it is a failure
>      }
> +
> +    return undef if $noerr;
> +    die "value does not look like a valid domain or next-hop\n";
>  }
>  
>  sub read_tls_policy {



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