Add method to get a mounted session from config

Getting a session is great, but sometimes you need a thing called
an "adapter" which takes 5 parameters which are all already contained in
the config that you used to get the session.

Change-Id: Id4e418cd04ae81540d9898f7b2e959b974f355d2

1 files changed, 23 insertions, 0 deletions

diff --git a/os_client_config/cloud_config.py b/os_client_config/cloud_config.py
index 8e0b963..7cab1ac 100644
--- a/os_client_config/cloud_config.py
+++ b/os_client_config/cloud_config.py
@@ -14,6 +14,7 @@
 
 import warnings
 
+from keystoneauth1 import adapter
 from keystoneauth1 import plugin
 from keystoneauth1 import session
 
@@ -160,6 +161,28 @@ class CloudConfig(object):
                 timeout=self.config['api_timeout'])
         return self._keystone_session
 
+    def get_session_client(self, service_key):
+        """Return a prepped requests adapter for a given service.
+
+        This is useful for making direct requests calls against a
+        'mounted' endpoint. That is, if you do:
+
+          client = get_session_client('compute')
+
+        then you can do:
+
+          client.get('/flavors')
+
+        and it will work like you think.
+        """
+
+        return adapter.Adapter(
+            session=self.get_session(),
+            service_type=self.get_service_type(service_key),
+            service_name=self.get_service_name(service_key),
+            interface=self.get_interface(service_key),
+            region_name=self.region)
+
     def get_session_endpoint(self, service_key):
         """Return the endpoint from config or the catalog.