show-vnfd-template.patch

--- a/tackerclient/tacker/v1_0/vm/vnfd.py
+++ b/tackerclient/tacker/v1_0/vm/vnfd.py
@@ -19,6 +19,11 @@
 #
 # @author: Isaku Yamahata, Intel

+from __future__ import print_function
+
+from oslo_serialization import jsonutils
+
+from tackerclient.i18n import _
 from tackerclient.tacker import v1_0 as tackerV10


@@ -38,6 +43,34 @@ class ShowVNFD(tackerV10.ShowCommand):
     resource = _VNFD


+    def run(self, parsed_args):
+        if parsed_args.template:
+            self._show_template(parsed_args)
+        else:
+            super(ShowVNFD, self).run(parsed_args)
+
+    def get_parser(self, prog_name):
+        parser = super(ShowVNFD, self).get_parser(prog_name)
+        parser.add_argument(
+            '--template',
+            action='store_true',
+            default=False,
+            help='Show only VNFD template')
+        return parser
+
+    def _show_template(self, parsed_args):
+        self.log.debug('run(%s)', parsed_args)
+        template = None
+        data = self.get_data(parsed_args)
+        try:
+            attributes_index = data[0].index('attributes')
+            attributes_json = data[1][attributes_index]
+            template = jsonutils.loads(attributes_json).get('vnfd', None)
+        except (IndexError, TypeError, ValueError):
+            pass
+        print(template or _('Unable to display VNFD template!'))
+
+
 class CreateVNFD(tackerV10.CreateCommand):
     """create a VNFD."""