predictable hostnames for virtio

tasks/main.yml

@@ -48,6 +48,16 @@
     root_target_directory: "{{ live_build_directory }}/config/includes.chroot/"
   when: live_build_serial_console == false
 
+- name: systemd network config directory
+  file:
+    path: "{{ live_build_directory }}/config/includes.chroot/etc/systemd/network"
+    state: directory
+
+- name: name policy for predictable interface names with virtio to mac
+  template:
+    src: virtio.link.j2
+    dest: "{{ live_build_directory }}/config/includes.chroot/etc/systemd/network/20-virtio.link"
+
 - name: include common packages
   template:
     src: common.list.chroot.j2

templates/virtio.link.j2

@@ -0,0 +1,4 @@
+[Match]
+Driver=virtio_net
+[Link]
+NamePolicy=mac