1 files changed, 55 insertions, 0 deletions
diff --git a/policyhandler/pdp_api/policy_listener.py b/policyhandler/pdp_api/policy_listener.py
new file mode 100644
index 0000000..9fa4695
--- /dev/null
+++ b/policyhandler/pdp_api/policy_listener.py
@@ -0,0 +1,55 @@
+# ================================================================================
+# Copyright (c) 2019 AT&T Intellectual Property. All rights reserved.
+# ================================================================================
+# 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.
+# ============LICENSE_END=========================================================
+#
+
+"""
+policy-listener communicates with policy-engine
+to receive push notifications
+on updates and removal of policies.
+
+on receiving the policy-notifications, the policy-receiver
+passes the notifications to policy-updater
+"""
+
+import os
+
+from ..utils import ToBeImplementedException, Utils
+
+_LOGGER = Utils.get_logger(__file__)
+
+class PolicyListener(object):
+    """listener to PolicyEngine"""
+    PDP_API_FOLDER = os.path.basename(os.path.dirname(os.path.realpath(__file__)))
+
+    def __init__(self, *_):
+        """listener to receive the policy notifications from PolicyEngine"""
+        _LOGGER.info("to_be_implemented")
+        raise ToBeImplementedException()
+
+    def reconfigure(self, _):
+        """configure and reconfigure the listener"""
+        _LOGGER.info("to_be_implemented")
+        raise ToBeImplementedException()
+
+    def run(self):
+        """listen on web-socket and pass the policy notifications to policy-updater"""
+        _LOGGER.info("to_be_implemented")
+        raise ToBeImplementedException()
+
+    def shutdown(self, _):
+        """Shutdown the policy-listener"""
+        _LOGGER.info("to_be_implemented")
+        raise ToBeImplementedException()