VOL-1397: Adtran-OLT - Initial containerization commit
 - Need to move VERSION to base directory

Change-Id: I9d62d0607a011ce642e379fd92b35ec48b300070
diff --git a/adapters/adtran_olt/net/pon_zmq.py b/adapters/adtran_olt/net/pon_zmq.py
new file mode 100644
index 0000000..aa42917
--- /dev/null
+++ b/adapters/adtran_olt/net/pon_zmq.py
@@ -0,0 +1,61 @@
+# Copyright 2017-present Adtran, Inc.
+#
+# 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.
+
+import json
+import struct
+import binascii
+from adapters.adtran_common.net.adtran_zmq import AdtranZmqClient
+
+DEFAULT_PON_AGENT_TCP_PORT = 5656
+
+
+class PonClient(AdtranZmqClient):
+    """
+    Adtran ZeroMQ Client for PON Agent service
+    """
+    def __init__(self, ip_address, rx_callback, port):
+        super(PonClient, self).__init__(ip_address, rx_callback, port)
+
+    def encode_omci_packet(self, msg, pon_index, onu_id):
+        """
+        Create an OMCI Tx Packet for the specified ONU
+
+        :param msg: (str) OMCI message to send
+        :param pon_index: (unsigned int) PON Port index
+        :param onu_id: (unsigned int) ONU ID
+
+        :return: (bytes) octet string to send
+        """
+        return json.dumps({"operation": "NOTIFY",
+                           "url": "adtran-olt-pon-control/omci-message",
+                           "pon-id": pon_index,
+                           "onu-id": onu_id,
+                           "message-contents": msg.decode("hex").encode("base64")
+                           })
+
+    def decode_packet(self, packet):
+        """
+        Decode the PON-Agent packet provided by the ZMQ client
+
+        :param packet: (bytes) Packet
+        :return: (long, long, bytes, boolean) PON Index, ONU ID, Frame Contents (OMCI or Ethernet),\
+                                              and a flag indicating if it is OMCI
+        """
+        msg = json.loads(packet)
+        pon_id = msg['pon-id']
+        onu_id = msg['onu-id']
+        msg_data = msg['message-contents'].decode("base64")
+        is_omci = msg['operation'] == "NOTIFY" and 'omci-message' in msg['url']
+
+        return pon_id, onu_id, msg_data, is_omci