pve-manager/bin/pvebanner

#!/usr/bin/perl

use strict;
use PVE::INotify;
use PVE::Cluster;

my $nodename = PVE::INotify::nodename();
my $localip = PVE::Cluster::remote_node_ip($nodename, 1);

my $xline = '-' x 78;

my $banner = '';

if ($localip) {
    $banner .= <<__EOBANNER;

$xline

Welcome to the Proxmox Virtual Environment. Please use your web browser to 
configure this server - connect to:

  https://${localip}:8006/

$xline

__EOBANNER

}

open(ISSUE, ">/etc/issue");

print ISSUE $banner;

close(ISSUE);

exit (0);