Add support for OVS tunnels

Adds support for configuring OVS Tunnels via os-net-config. Tunnels are
configured as members of ovs_bridge's where the type is set to
ovs_tunnel. The object also supports setting OVS extra and options so
that additional tunnel data can be defined, such as remote_ip.

Change-Id: I31ac1cbe8a13247a1529c0f99a0aea5807888844

1 files changed, 18 insertions, 0 deletions

diff --git a/os_net_config/impl_ifcfg.py b/os_net_config/impl_ifcfg.py
index 6459bcc..f6b4617 100644
--- a/os_net_config/impl_ifcfg.py
+++ b/os_net_config/impl_ifcfg.py
@@ -177,6 +177,14 @@ class IfcfgNetConfig(os_net_config.NetConfig):
                 self.member_names[base_opt.name] = members
             if base_opt.bonding_options:
                 data += "BONDING_OPTS=\"%s\"\n" % base_opt.bonding_options
+        elif isinstance(base_opt, objects.OvsTunnel):
+            ovs_extra.extend(base_opt.ovs_extra)
+            data += "DEVICETYPE=ovs\n"
+            data += "TYPE=OVSTunnel\n"
+            data += "OVS_BRIDGE=%s\n" % base_opt.bridge_name
+            data += "OVS_TUNNEL_TYPE=%s\n" % base_opt.tunnel_type
+            data += "OVS_TUNNEL_OPTIONS=\"%s\"\n" % \
+                    ' '.join(base_opt.ovs_options)
         else:
             if base_opt.use_dhcp:
                 data += "BOOTPROTO=dhcp\n"
@@ -356,6 +364,16 @@ class IfcfgNetConfig(os_net_config.NetConfig):
         if bond.routes:
             self._add_routes(bond.name, bond.routes)
 
+    def add_ovs_tunnel(self, tunnel):
+        """Add a OvsTunnel object to the net config object.
+
+        :param tunnel: The OvsTunnel object to add.
+        """
+        logger.info('adding ovs tunnel: %s' % tunnel.name)
+        data = self._add_common(tunnel)
+        logger.debug('ovs tunnel data: %s' % data)
+        self.interface_data[tunnel.name] = data
+
     def generate_ivs_config(self, ivs_uplinks, ivs_interfaces):
         """Generate configuration content for ivs."""