docker dev start: default to using host network instead of docker one (still...

docker dev start: default to using host network instead of docker one (still available as an option)

docker_dev_start.py

@@ -22,7 +22,7 @@
 
 __version__ = '0.1.0'
 __date__ = '2017-08-11'
-__updated__ = '2017-08-17'
+__updated__ = '2017-08-24'
 
 def main(argv=None):  # IGNORE:C0111
     """Parse arguments and launch conversion
@@ -86,7 +86,7 @@
         '-u',
         '--update',
         help="Module to update (will also set --i18n-overwrite)"
-             "[default: %(default)s]",
+             " [default: %(default)s]",
         default=None,
     )
     parser.add_argument(
@@ -102,7 +102,18 @@
     )
     parser.add_argument(
         '--create',
-        help="Create user/database (using your user)",
+        help="Create user/database (using your user) [default: %(default)s]",
+        action='store_true',
+    )
+    network_group = parser.add_mutually_exclusive_group()
+    network_group.add_argument(
+        '--host-network',
+        help="Use host network [default: %(default)s]",
+        action='store_false',
+    )
+    network_group.add_argument(
+        '--docker-network',
+        help="Use docker network [default: %(default)s]",
         action='store_true',
     )
 
@@ -121,6 +132,7 @@
         logging.basicConfig(level=logging.DEBUG)
     db_user = nmspc.db_user
     db_password = nmspc.db_password
+    use_host_network = nmspc.host_network
 
     if project_name == 'odoo_scripts':
         logging.fatal(
@@ -179,8 +191,8 @@
         arg.append('--without-demo %s' % nmspc.database)
 
     # auto detect local ip
-    ifaceName = 'docker0'
-    addresses = [i['addr'] for i in ifaddresses(ifaceName).setdefault(AF_INET, [{'addr':'No IP addr'}])]
-    if addresses:
-        local_ip = addresses[0]
+    if use_host_network:
+        local_ip = '127.0.0.1'
+        options.append('--network')
+        options.append('host')
     else:
@@ -186,6 +198,12 @@
     else:
-        import socket
-        local_ip = [(s.connect(('8.8.8.8', 53)), s.getsockname()[0], s.close()) for s in [socket.socket(socket.AF_INET, socket.SOCK_DGRAM)]][0][1]
+        ifaceName = 'docker0'
+        addresses = [i['addr'] for i in ifaddresses(ifaceName).setdefault(AF_INET, [{'addr':'No IP addr'}])]
+        if addresses:
+            local_ip = addresses[0]
+        else:
+            import socket
+            local_ip = [(s.connect(('8.8.8.8', 53)), s.getsockname()[0], s.close()) for s in [socket.socket(socket.AF_INET, socket.SOCK_DGRAM)]][0][1]
+        logging.debug('IP found %s', local_ip)
     arg.append('--db_host')
     arg.append(local_ip)