Fixes and add interface template

nova/compute/disk.py

@@ -125,7 +125,7 @@ def inject_data(image, key=None, net=None, partition=None, execute=None):
                     # inject key file
                     yield _inject_key_into_fs(key, tmpdir, execute=execute)
                 if net:
-                    yield _inject_net_into_fs(net, tmpdir)
+                    yield _inject_net_into_fs(net, tmpdir, execute=execute)
             finally:
                 # unmount device
                 yield execute('sudo umount %s' % mapped_device)

nova/compute/interfaces.template

@@ -0,0 +1,18 @@
+# This file describes the network interfaces available on your system
+# and how to activate them. For more information, see interfaces(5).
+
+# The loopback network interface
+auto lo
+iface lo inet loopback
+
+# The primary network interface
+auto eth0
+iface eth0 inet static
+        address %(address)s
+        netmask %(netmask)s
+        network %(network)s
+        broadcast %(broadcast)s
+        gateway %(gateway)s
+        dns-nameservers %(dns)s
+
+

nova/compute/network.py

@@ -75,7 +75,7 @@ flags.DEFINE_string('simple_network_gateway', '192.168.0.1',
                        'Broadcast for simple network')
 flags.DEFINE_string('simple_network_broadcast', '192.168.0.255',
                        'Broadcast for simple network')
-flags.DEFINE_string('simple_network_dns', '8.8.8.8',
+flags.DEFINE_string('simple_network_dns', '8.8.4.4',
                        'Dns for simple network')
 
 logging.getLogger().setLevel(logging.DEBUG)

nova/endpoint/cloud.py

@@ -538,7 +538,7 @@ class CloudController(object):
             inst['ami_launch_index'] = num
             inst['bridge_name'] = bridge_name
             if FLAGS.simple_network:
-                network.allocate_simple_ip(mac=inst['mac_address'])
+                address = network.allocate_simple_ip()
             else:
                 if inst['image_id'] == FLAGS.vpn_image_id:
                     address = network.allocate_vpn_ip(
@@ -579,10 +579,13 @@ class CloudController(object):
                 pass
             if instance.get('private_dns_name', None):
                 logging.debug("Deallocating address %s" % instance.get('private_dns_name', None))
-                try:
-                    self.network.deallocate_ip(instance.get('private_dns_name', None))
-                except Exception, _err:
-                    pass
+                if FLAGS.simple_network:
+                    network.deallocate_simple_ip(instance.get('private_dns_name', None))
+                else:
+                    try:
+                        self.network.deallocate_ip(instance.get('private_dns_name', None))
+                    except Exception, _err:
+                        pass
             if instance.get('node_name', 'unassigned') != 'unassigned':  #It's also internal default
                 rpc.cast('%s.%s' % (FLAGS.compute_topic, instance['node_name']),
                              {"method": "terminate_instance",