From: Thomas Lamprecht <t.lamprecht@proxmox.com>
Date: Tue, 20 Mar 2018 14:28:46 +0000 (+0100)
Subject: clone: randomize network MAC HW address of clone
X-Git-Url: https://git.proxmox.com/?p=pve-container.git;a=commitdiff_plain;h=63231f52d61e3f6a38b9ed0e760baae907a77516

clone: randomize network MAC HW address of clone

adapt code from qemu-servers clone API path and generate a new
randomized network hardware address (MAC) for the new clone to avoid
address collisions

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
---

diff --git a/src/PVE/API2/LXC.pm b/src/PVE/API2/LXC.pm
index 0c9ee40..0c834d4 100644
--- a/src/PVE/API2/LXC.pm
+++ b/src/PVE/API2/LXC.pm
@@ -1350,6 +1350,12 @@ __PACKAGE__->register_method({
 			    # TODO: allow bind mounts?
 			    die "unable to clone mountpint '$opt' (type $mp->{type})\n";
 			}
+		    } elsif ($opt =~ m/^net(\d+)$/) {
+			# always change MAC! address
+			my $dc = PVE::Cluster::cfs_read_file('datacenter.cfg');
+			my $net = PVE::LXC::Config->parse_lxc_network($value);
+			$net->{hwaddr} = PVE::Tools::random_ether_addr($dc->{mac_prefix});
+			$newconf->{$opt} = PVE::LXC::Config->print_lxc_network($net);
 		    } else {
 			# copy everything else
 			$newconf->{$opt} = $value;