Build oslo.context RequestContext

During the request, an oslo.context RequestContext is created.
This allows the log to contain the request ID as set by the
request_id middleware.

Change-Id: Ib27d91c20a58a48d611a7c0b42134f4970ff42a8
Closes-Bug: 1485604

keystone/middleware/core.py

@@ -13,6 +13,7 @@
 # under the License.
 
 from oslo_config import cfg
+from oslo_context import context as oslo_context
 from oslo_log import log
 from oslo_log import versionutils
 from oslo_middleware import sizelimit
@@ -280,6 +281,11 @@ def _validate_trusted_issuer(self, env):
         return False
 
     def process_request(self, request):
+
+        # The request context stores itself in thread-local memory for logging.
+        oslo_context.RequestContext(
+            request_id=request.environ.get('openstack.request_id'))
+
         if authorization.AUTH_CONTEXT_ENV in request.environ:
             msg = _LW('Auth context already exists in the request '
                       'environment; it will be used for authorization '

requirements.txt

@@ -20,6 +20,7 @@ python-keystoneclient>=1.6.0
 keystonemiddleware>=2.0.0
 oslo.concurrency>=2.3.0 # Apache-2.0
 oslo.config>=2.3.0 # Apache-2.0
+oslo.context>=0.2.0 # Apache-2.0
 oslo.messaging!=1.17.0,!=1.17.1,>=1.16.0 # Apache-2.0
 oslo.db>=2.4.1 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0