Merge pull request #7 from LRZ-BADW/feat-6-cloudusage

Add CloudUsage Command

src/resources.py

@@ -6,7 +6,7 @@
                     parse_flavor, parse_flavor_group, generate_modify_data,
                     parse_user, parse_project)
 
-cmds = ['flavor', 'flavor-group']
+cmds = ['flavor', 'flavor-group', 'usage']
 cmds_with_sub_cmds = ['flavor', 'flavor-group']
 
 
@@ -305,6 +305,13 @@ def setup_parsers(main_subparsers: _SubParsersAction):
         help="Aggregate the flavor usage for all filtered users",
     )
 
+    # usage parser
+    usage_parser: ArgumentParser = main_subparsers.add_parser(
+        "usage",
+        help="Show usage of the entire cloud",
+        )
+    parsers['usage'] = usage_parser
+
     # avoid variable not used warnings
     do_nothing(flavor_group_initialize_parser)
 
@@ -468,3 +475,9 @@ def flavor_group_usage(args: Namespace):
     resp = api_request('get', f'/resources/flavorgroups/usage/{params}', None,
                        args)
     print_response(resp, args)
+
+
+def usage(args: Namespace):
+    '''show usage of the entire cloud'''
+    resp = api_request('get', '/resources/usage/', None, args)
+    print_response(resp, args)