From cd516e3e18d73c7962a8d4be8125f7949d527a54 Mon Sep 17 00:00:00 2001
From: Jean-Marie Mineau <jean-marie.mineau@protonmail.com>
Date: Sun, 11 Jul 2021 03:26:20 +0200
Subject: [PATCH] manage brdige without interfaces

---
 roles/networking/templates/debian_interfaces.j2               | 2 ++
 roles/networking/templates/ubuntu_00-installer-config.yaml.j2 | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/roles/networking/templates/debian_interfaces.j2 b/roles/networking/templates/debian_interfaces.j2
index 85db443..5cb2177 100644
--- a/roles/networking/templates/debian_interfaces.j2
+++ b/roles/networking/templates/debian_interfaces.j2
@@ -28,6 +28,8 @@ iface {{ item.key }} inet manual
 {% if 'bridge' in item.value and item.value.bridge %}
 {% if 'interfaces' in item.value and item.value.interfaces %}
     bridge-ports {{ item.value.interfaces | join(' ') }}
+{% else %}
+    bridge-ports none
 {% endif %}
     bridge-stp off
     bridge-fd 0
diff --git a/roles/networking/templates/ubuntu_00-installer-config.yaml.j2 b/roles/networking/templates/ubuntu_00-installer-config.yaml.j2
index b971240..27763b9 100644
--- a/roles/networking/templates/ubuntu_00-installer-config.yaml.j2
+++ b/roles/networking/templates/ubuntu_00-installer-config.yaml.j2
@@ -41,6 +41,8 @@ network:
     {{ item.key }}:
 {% if 'interfaces' in item.value and item.value.interfaces %}
       interfaces: [ {{ item.value.interfaces | join(', ') }} ]
+{% else %}
+      interfaces: []
 {% endif %}
 {% if item.value.type == 'dhcp' %}
       dhcp4: true