1 files changed, 48 insertions, 0 deletions
diff --git a/keystonemiddleware-moon/keystonemiddleware/echo/service.py b/keystonemiddleware-moon/keystonemiddleware/echo/service.py
new file mode 100644
index 00000000..277cc027
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/echo/service.py
@@ -0,0 +1,48 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Run the echo service directly on port 8000 by executing the following::
+
+ $ python -m keystonemiddleware.echo
+
+When the ``auth_token`` module authenticates a request, the echo service
+will respond with all the environment variables presented to it by this
+module.
+"""
+
+from wsgiref import simple_server
+
+from oslo_serialization import jsonutils
+import six
+
+from keystonemiddleware import auth_token
+
+
+def echo_app(environ, start_response):
+    """A WSGI application that echoes the CGI environment back to the user."""
+    start_response('200 OK', [('Content-Type', 'application/json')])
+    environment = dict((k, v) for k, v in six.iteritems(environ)
+                       if k.startswith('HTTP_X_'))
+    yield jsonutils.dumps(environment)
+
+
+class EchoService(object):
+    """Runs an instance of the echo app on init."""
+    def __init__(self):
+        # hardcode any non-default configuration here
+        conf = {'auth_protocol': 'http', 'admin_token': 'ADMIN'}
+        app = auth_token.AuthProtocol(echo_app, conf)
+        server = simple_server.make_server('', 8000, app)
+        print('Serving on port 8000 (Ctrl+C to end)...')
+        server.serve_forever()