[lxc-devel] [lxc/master] archlinux: Do DHCP on eth0

[stgraber on Github]

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From b6a72639390938286cfdff3bceb5e6cc85daebad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgraber at ubuntu.com>
Date: Thu, 13 Oct 2016 14:32:03 -0400
Subject: [PATCH] archlinux: Do DHCP on eth0
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Signed-off-by: Stéphane Graber <stgraber at ubuntu.com>
---
 templates/lxc-archlinux.in | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/templates/lxc-archlinux.in b/templates/lxc-archlinux.in
index 8aa1d8d..9d4326e 100644
--- a/templates/lxc-archlinux.in
+++ b/templates/lxc-archlinux.in
@@ -91,6 +91,15 @@ configure_arch() {
        [ "${r#nameserver}" = "$r" ] || echo "$r"
     done < /etc/resolv.conf > "${rootfs_path}/etc/resolv.conf"
 
+    # network configuration
+    cat > "${rootfs_path}/etc/systemd/network/eth0.network" << EOF
+[Match]
+Name=eth0
+
+[Network]
+DHCP=ipv4
+EOF
+
     # chroot and configure system
     arch-chroot "${rootfs_path}" /bin/bash -s << EOF
 mkdir /run/lock
@@ -110,6 +119,9 @@ sed -e 's/^ConditionPathIsReadWrite=\/proc\/sys\/$/ConditionPathIsReadWrite=\/pr
 # initialize pacman keyring
 pacman-key --init
 pacman-key --populate archlinux
+
+# enable networkd
+systemctl enable systemd-networkd
 EOF
     # enable getty on active ttys
     local nttys=$(cat "${config_path}/config" ${shared_config} ${common_config} | grep "^lxc.tty" | head -n1 | cut -d= -f2 | tr -d "[:blank:]")