Creates details API to fetch VNF detials

Created details API to fetch VNF details. This is optional
based on the --show-details flag enabled.

APIImpact
Partial-Bug: #1602112

Change-Id: I63bcf3f9ad23fbbcfdec6f72e45540ce55e6bd7c

tackerclient/tacker/v1_0/__init__.py

@@ -671,7 +671,9 @@ class ShowCommand(TackerCommand, show.ShowOne):
 
         params = {}
         if parsed_args.show_details:
-            params = {'verbose': 'True'}
+            method_name = 'show_%s_details' % self.resource
+        else:
+            method_name = 'show_%s' % self.resource
         if parsed_args.fields:
             params = {'fields': parsed_args.fields}
         if self.allow_names:
@@ -680,8 +682,10 @@ class ShowCommand(TackerCommand, show.ShowOne):
         else:
             _id = parsed_args.id
 
-        obj_shower = getattr(tacker_client, "show_%s" % self.resource)
+        obj_shower = getattr(tacker_client, method_name)
         data = obj_shower(_id, **params)
+        if parsed_args.show_details:
+            data[self.resource] = data.pop('details')[0]
         self.format_output_data(data)
         resource = data[self.resource]
         if self.resource in data:

tackerclient/v1_0/client.py

@@ -339,6 +339,7 @@ class Client(ClientBase):
     vnfs_path = '/vnfs'
     vnf_path = '/vnfs/%s'
     vnf_scale_path = '/vnfs/%s/actions'
+    vnf_detail = '/vnfs/%s/details'
 
     vims_path = '/vims'
     vim_path = '/vims/%s'
@@ -413,6 +414,10 @@ class Client(ClientBase):
     def show_vnf(self, vnf, **_params):
         return self.get(self.vnf_path % vnf, params=_params)
 
+    @APIParamsCall
+    def show_vnf_details(self, vnf, **_params):
+        return self.get(self.vnf_detail % vnf, params=_params)
+
     @APIParamsCall
     def create_vnf(self, body=None):
         return self.post(self.vnfs_path, body=body)