Provide new capability to V1 client - expose_url

Includes CLI endpoint: openstack fn routes expose-url <app> <route>

picassoclient/osc/v1/routes.py

@@ -233,3 +233,22 @@ class ExecuteAppRoute(command.ShowOne):
             supply_auth_properties=supply_auth_properties, **data)
         clmns = list(result.keys())
         return clmns, utils.get_dict_properties(result, clmns)
+
+
+class ExposeAppRouteURL(command.Command):
+    """Deletes specific app route"""
+    log = logging.getLogger(__name__ + ".ExposeAppRouteURL")
+
+    def get_parser(self, prog_name):
+        parser = super(ExposeAppRouteURL, self).get_parser(prog_name)
+        parser.add_argument("app", metavar="<app-name>",
+                            help="Specifies which app to show")
+        parser.add_argument("route", metavar="<route-path>",
+                            help="App route to look for")
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug("take_action(%s)", parsed_args)
+        fc = self.app.client_manager.functions
+        app, route = parsed_args.app, parsed_args.route
+        print(fc.routes.expose_url(app, route))

picassoclient/v1/routes.py

@@ -171,3 +171,23 @@ class Routes(object):
                         OS_PROJECT_ID=project_id)
         response = self.client.post(url, json=data)
         return response.json()
+
+    @client.inject_project_id
+    def expose_url(self, project_id, app_name, route_path):
+        """
+        Exposes fully-qualified function URL
+
+        :param app_name: App name
+        :param route_path: App route path
+        :return: function URL
+        :rtype: str
+        """
+        endpoint = self.client.get_endpoint()
+        route = self.show(app_name, route_path)
+        is_public = route["route"].get("is_public")
+        url = (self.public_execution.format(
+            app=app_name, route_path=route_path) if is_public else
+               self.private_execution.format(
+                   project_id=project_id, app=app_name,
+                   route_path=route_path))
+        return "{}{}".format(endpoint, url)

setup.cfg

@@ -36,6 +36,7 @@ openstack.functions.v1 =
     fn_routes_delete = picassoclient.osc.v1.routes:DeleteAppRoute
     fn_routes_update = picassoclient.osc.v1.routes:UpdateAppRoute
     fn_routes_execute = picassoclient.osc.v1.routes:ExecuteAppRoute
+    fn_routes_expose-url = picassoclient.osc.v1.routes:ExposeAppRouteURL
 
 [global]
 setup-hooks =