diff options
Diffstat (limited to 'extensions/nfsboot.configure')
-rwxr-xr-x | extensions/nfsboot.configure | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/extensions/nfsboot.configure b/extensions/nfsboot.configure new file mode 100755 index 00000000..6a68dc48 --- /dev/null +++ b/extensions/nfsboot.configure @@ -0,0 +1,30 @@ +#!/bin/sh +# Copyright (C) 2013-2015 Codethink Limited +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; version 2 of the License. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. + + +# Remove all networking interfaces. On nfsboot systems, eth0 is set up +# during kernel init, and the normal ifup@eth0.service systemd unit +# would break the NFS connection and cause the system to hang. + + +set -e +if [ "$NFSBOOT_CONFIGURE" ]; then + # Remove all networking interfaces but loopback + cat > "$1/etc/network/interfaces" <<EOF +auto lo +iface lo inet loopback +EOF + +fi |