1 files changed, 54 insertions, 0 deletions
diff --git a/src/python/netconf_server/netconf_kafka_message_factory.py b/src/python/netconf_server/netconf_kafka_message_factory.py
new file mode 100644
index 0000000..e39556e
--- /dev/null
+++ b/src/python/netconf_server/netconf_kafka_message_factory.py
@@ -0,0 +1,54 @@
+###
+# ============LICENSE_START=======================================================
+# Netconf Server
+# ================================================================================
+# Copyright (C) 2021 Nokia. 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=========================================================
+###
+import logging
+
+from netconf_server.sysrepo_interface.sysrepo_message_model import SysrepoMessage
+
+logger = logging.getLogger(__name__)
+
+
+class NetconfKafkaMessageFactory(object):
+
+    @classmethod
+    def create(cls, change: SysrepoMessage) -> dict:
+        message = {}
+        if change and change.is_modified():
+            logger.debug("Parsing change modified")
+            message = cls._create_modified_message(change)
+        elif change and change.is_created():
+            logger.debug("Parsing change created")
+            message = cls._create_created_message(change)
+        return message
+
+    @classmethod
+    def _create_created_message(cls, change: SysrepoMessage) -> dict:
+        message = {"type": "ChangeCreated"}
+        if change.value():
+            message["new"] = {"path": change.xpath(), "value": change.value()}
+        return message
+
+    @classmethod
+    def _create_modified_message(cls, change: SysrepoMessage) -> dict:
+        message = {"type": "ChangeModified"}
+        if change.prev_val():
+            message["old"] = {"path": change.xpath(), "value": change.prev_val()}
+        if change.value():
+            message["new"] = {"path": change.xpath(), "value": change.value()}
+        return message