[pve-devel] [PATCH cluster] ssh: default to 4096 bit keys when generating

[Fiona Ebner]

Am 21.12.23 um 10:46 schrieb Fabian Grünbichler:
> Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>

Reviewed-by: Fiona Ebner <f.ebner at proxmox.com>
Tested-by: Fiona Ebner <f.ebner at proxmox.com>

by removing my existing ones, attempt to SSH to other node and fail
(just to be sure), running pvecm updatecerts and SSH-ing to other node
with new key.

> ---
>  src/PVE/Cluster/Setup.pm | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/PVE/Cluster/Setup.pm b/src/PVE/Cluster/Setup.pm
> index 07020d7..4b12bb8 100644
> --- a/src/PVE/Cluster/Setup.pm
> +++ b/src/PVE/Cluster/Setup.pm
> @@ -157,7 +157,7 @@ sub setup_rootsshconfig {
>      # create ssh key if it does not exist
>      if (! -f $ssh_root_rsa_key_public) {
>  	mkdir '/root/.ssh/';
> -	system ("echo|ssh-keygen -t rsa -N '' -b 2048 -f ${ssh_root_rsa_key_private}");
> +	system ("echo|ssh-keygen -t rsa -N '' -b 4096 -f ${ssh_root_rsa_key_private}");
>      }
>  
>      # create ssh config if it does not exist