From dffca6f2ced2bfda0c2321d2a5d16fa2212cea31 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Fri, 12 Jul 2019 12:52:41 +0200
Subject: make forced net interface policy a little bit nicer (WIP)

---
 roles/preseed/tasks/main.yml | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

(limited to 'roles/preseed/tasks/main.yml')

diff --git a/roles/preseed/tasks/main.yml b/roles/preseed/tasks/main.yml
index c32a032e..02da8804 100644
--- a/roles/preseed/tasks/main.yml
+++ b/roles/preseed/tasks/main.yml
@@ -17,15 +17,20 @@
     path: "{{ preseed_tmpdir }}/authorized_keys"
     key: "{{ ssh_keys_root | join('\n') }}"
 
-## TODO: make this nicer (only needed für debian buster? does it work with others too?)
-- file:
-    path: "{{ preseed_tmpdir }}/etc/systemd/network"
-    state: directory
-- copy:
-    dest: "{{ preseed_tmpdir }}/etc/systemd/network/90-namepolicy-path.link"
-    content: |
-      [Link]
-      NamePolicy=path
+- name: force net interface name policy
+  when: preseed_force_net_ifnames_policy is defined
+  block:
+  - name: prepare directories to force network interface name policy
+    file:
+      path: "{{ preseed_tmpdir }}/etc/systemd/network"
+      state: directory
+
+  - name: install link unit to force network interface name policy
+    copy:
+      dest: "{{ preseed_tmpdir }}/etc/systemd/network/90-namepolicy.link"
+      content: |
+        [Link]
+        NamePolicy={{ preseed_force_net_ifnames_policy }}
 
 - name: Inject files into initramfs
   shell: cpio -H newc -o | gzip -9 >> 'initrd.preseed.gz'
-- 
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