Openstack: Add support to configure the network of the node

Change-Id: I8f8bfb231ab5ff4c2a825451a57a5b38a641c300
Signed-off-by: Pedro Alvarez <pedro.alvarez@codethink.co.uk>
Signed-off-by: Richard Maw <richard.maw@codethink.co.uk>

1 files changed, 37 insertions, 0 deletions

diff --git a/openstack-network.configure b/openstack-network.configure
new file mode 100644
index 00000000..a4d43a6a
--- /dev/null
+++ b/openstack-network.configure
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+# Copyright (C) 2014-2015  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/>.
+
+set -e
+
+ROOT="$1"
+
+ln -sf "/usr/lib/systemd/system/openvswitch-setup.service" \
+  "$ROOT/etc/systemd/system/multi-user.target.wants/openvswitch-setup.service"
+
+ln -sf "/usr/lib/systemd/system/openstack-network-setup.service" \
+  "$ROOT/etc/systemd/system/multi-user.target.wants/openstack-network-setup.service"
+
+python <<'EOF' >"$ROOT/etc/openstack/network.conf"
+import os, sys, yaml
+
+network_configuration = {}
+
+optional_keys = ('EXTERNAL_INTERFACE',)
+
+network_configuration.update((k, os.environ[k]) for k in optional_keys  if k in os.environ)
+
+yaml.dump(network_configuration, sys.stdout, default_flow_style=False)
+EOF