From 4555baae98f8de055690d4d5c57e66b65156037f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 5 May 2022 18:33:37 +0200
Subject: Merging upstream version 20220505.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libexec/container/start | 38 ++++++++++++++++++++++++++++++++++----
 1 file changed, 34 insertions(+), 4 deletions(-)

(limited to 'libexec/container/start')

diff --git a/libexec/container/start b/libexec/container/start
index da6be24..1b53628 100755
--- a/libexec/container/start
+++ b/libexec/container/start
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net>
+# Copyright (C) 2014-2022 Daniel Baumann <daniel.baumann@open-infrastructure.net>
 #
 # SPDX-License-Identifier: GPL-3.0+
 #
@@ -191,6 +191,13 @@ case "${HOST_ARCHITECTURE}" in
 		;;
 esac
 
+if systemctl status systemd-networkd > /dev/null 2>&1
+then
+	NETWORK_SUBSYSTEM="systemd-networkd"
+else
+	NETWORK_SUBSYSTEM="ifupdown"
+fi
+
 case "${START}" in
 	start)
 		;;
@@ -390,7 +397,22 @@ then
 				if [ -n "${BRIDGE}" ] && [ -n "${INTERFACE}" ]
 				then
 
-					mkdir -p /run/systemd/network
+					case "${NETWORK_SUBSYSTEM}" in
+						ifupdown)
+
+cat > "/etc/network/interfaces.d/${INTERFACE}" << EOF
+allow-hotplug ${INTERFACE}
+iface ${INTERFACE} inet manual
+	pre-up ip link set ${INTERFACE} up
+	post-up ip link set ${INTERFACE} master ${BRIDGE}
+	pre-down ip link set ${INTERFACE} nomaster
+	post-down ip link set ${INTERFACE} down
+EOF
+
+							;;
+
+						systemd-networkd)
+							mkdir -p /run/systemd/network
 
 cat > "/run/systemd/network/${INTERFACE}.network" << EOF
 [Match]
@@ -398,10 +420,18 @@ Name=${INTERFACE}
 
 [Network]
 Bridge=${BRIDGE}
+cat > "/etc/network/interfaces.d/${INTERFACE}" << EOF
+allow-hotplug ${INTERFACE}
+iface ${INTERFACE} inet manual
+	pre-up ip link set ${INTERFACE} up
+	post-up ip link set ${INTERFACE} master ${BRIDGE}
+	pre-down ip link set ${INTERFACE} nomaster
+	post-down ip link set ${INTERFACE} down
 EOF
 
-					networkctl reload
-
+							networkctl reload
+							;;
+					esac
 				else
 					echo "Warning bridge definition '${BRIDGE_DEFINITION}' not recognized (expected <bridge>:<interface>): Ignoring"
 				fi
-- 
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