Revert "move pkt in into openolt_packet"

This reverts commit f188069d2716ac05ccfd09f0dd88726b126885b1.

Change-Id: Ifb71377c839b560e5af3f48018245c18ac26a3ac
diff --git a/voltha/adapters/openolt/grpc/openolt_grpc.py b/voltha/adapters/openolt/grpc/openolt_grpc.py
index 05605ee..1c47e5c 100644
--- a/voltha/adapters/openolt/grpc/openolt_grpc.py
+++ b/voltha/adapters/openolt/grpc/openolt_grpc.py
@@ -56,8 +56,7 @@
     stub = openolt_pb2_grpc.OpenoltStub(channel)
     stream = stub.EnableIndication(openolt_pb2.Empty())
 
-    default_topic = 'openolt.ind-{}'.format(host_and_port.split(':')[0])
-    pktin_topic = 'openolt.pktin-{}'.format(host_and_port.split(':')[0])
+    topic = 'openolt.ind-{}'.format(host_and_port.split(':')[0])
 
     while True:
         try:
@@ -67,14 +66,11 @@
             log.warn('openolt grpc connection lost', error=e)
             ind = openolt_pb2.Indication()
             ind.olt_ind.oper_state = 'down'
-            kafka_send_pb(default_topic, ind)
+            kafka_send_pb(topic, ind)
             break
         else:
             log.debug("openolt grpc rx indication", indication=ind)
-            if ind.HasField('pkt_ind'):
-                kafka_send_pb(pktin_topic, ind)
-            else:
-                kafka_send_pb(default_topic, ind)
+            kafka_send_pb(topic, ind)
 
 
 if __name__ == '__main__':
diff --git a/voltha/adapters/openolt/openolt_device.py b/voltha/adapters/openolt/openolt_device.py
index eec0f2c..ef94da7 100644
--- a/voltha/adapters/openolt/openolt_device.py
+++ b/voltha/adapters/openolt/openolt_device.py
@@ -143,11 +143,8 @@
 
         self.data_model.olt_create(self.device_info)
 
-        # FIXME
         self._kadmin.delete_topics([
             'voltha.pktout-{}'.format(self.data_model.logical_device_id)])
-        self._kadmin.delete_topics(['openolt.pktin-{}'.format(
-            self.host_and_port.split(':')[0])])
 
         self._packet = OpenoltPacket(self)
         self._packet.start()
diff --git a/voltha/adapters/openolt/openolt_indications.py b/voltha/adapters/openolt/openolt_indications.py
index fc5b32e..75f905d 100644
--- a/voltha/adapters/openolt/openolt_indications.py
+++ b/voltha/adapters/openolt/openolt_indications.py
@@ -19,6 +19,8 @@
 from simplejson import loads
 from twisted.internet import reactor
 import structlog
+from scapy.layers.l2 import Ether, Packet
+from common.frameio.frameio import hexify
 
 from voltha.adapters.openolt.protos import openolt_pb2
 from voltha.adapters.openolt.openolt_kafka_consumer import KConsumer
@@ -79,6 +81,8 @@
             reactor.callFromThread(self.device.onu_indication, ind.onu_ind)
         elif ind.HasField('omci_ind'):
             reactor.callFromThread(self.device.omci_indication, ind.omci_ind)
+        elif ind.HasField('pkt_ind'):
+            self.send_packet_in(ind.pkt_ind)
         elif ind.HasField('port_stats'):
             reactor.callFromThread(
                 self.device.stats_mgr.port_statistics_indication,
@@ -92,3 +96,40 @@
                 self.device.alarm_mgr.process_alarms, ind.alarm_ind)
         else:
             self.log.warn('unknown indication type')
+
+    def send_packet_in(self, pkt_indication):
+        self.log.debug("packet indication",
+                       intf_type=pkt_indication.intf_type,
+                       intf_id=pkt_indication.intf_id,
+                       port_no=pkt_indication.port_no,
+                       cookie=pkt_indication.cookie,
+                       gemport_id=pkt_indication.gemport_id,
+                       flow_id=pkt_indication.flow_id)
+        try:
+            logical_port_num = self.device.data_model.logical_port_num(
+                pkt_indication.intf_type,
+                pkt_indication.intf_id,
+                pkt_indication.port_no,
+                pkt_indication.gemport_id)
+        except ValueError:
+            self.log.error('No logical port found',
+                           intf_type=pkt_indication.intf_type,
+                           intf_id=pkt_indication.intf_id,
+                           port_no=pkt_indication.port_no,
+                           gemport_id=pkt_indication.gemport_id)
+            return
+
+        ether_pkt = Ether(pkt_indication.pkt)
+
+        if isinstance(ether_pkt, Packet):
+            ether_pkt = str(ether_pkt)
+
+        logical_device_id = self.device.data_model.logical_device_id
+        topic = 'packet-in:' + logical_device_id
+
+        self.log.debug('send-packet-in', logical_device_id=logical_device_id,
+                       logical_port_num=logical_port_num,
+                       packet=hexify(ether_pkt))
+
+        self.device.data_model.adapter_agent.event_bus.publish(
+            topic, (logical_port_num, str(ether_pkt)))
diff --git a/voltha/adapters/openolt/openolt_packet.py b/voltha/adapters/openolt/openolt_packet.py
index 318456e..1bc77e0 100644
--- a/voltha/adapters/openolt/openolt_packet.py
+++ b/voltha/adapters/openolt/openolt_packet.py
@@ -20,7 +20,6 @@
 import structlog
 from scapy.layers.l2 import Ether, Dot1Q
 import binascii
-from scapy.layers.l2 import Packet
 
 from common.frameio.frameio import hexify
 from voltha.protos.openflow_13_pb2 import PacketOut
@@ -34,35 +33,23 @@
     def __init__(self, device):
         self.log = structlog.get_logger()
         self.device = device
-
-        self.packet_out_thread_handle = threading.Thread(
-            target=self.packet_out_thread)
-        self.packet_out_thread_handle.setDaemon(True)
-
-        self.packet_in_thread_handle = threading.Thread(
-            target=self.packet_in_thread)
-        self.packet_in_thread_handle.setDaemon(True)
+        self.packet_thread_handle = threading.Thread(
+            target=self.packet_thread)
+        self.packet_thread_handle.setDaemon(True)
 
     def start(self):
-        self.packet_out_thread_handle.start()
-        self.packet_in_thread_handle.start()
+        self.packet_thread_handle.start()
 
     def stop(self):
         pass
 
-    def packet_out_thread(self):
+    def packet_thread(self):
         self.log.debug('openolt packet-out thread starting')
-        KConsumer(self.packet_out_process,
+        KConsumer(self.packet_process,
                   'voltha.pktout-{}'.format(
                       self.device.data_model.logical_device_id))
 
-    def packet_in_thread(self):
-        self.log.debug('openolt packet-in thread starting')
-        topic = 'openolt.pktin-{}'.format(
-            self.device.host_and_port.split(':')[0])
-        KConsumer(self.packet_in_process, topic)
-
-    def packet_out_process(self, topic, msg):
+    def packet_process(self, topic, msg):
 
         def get_port_out(opo):
             for action in opo.actions:
@@ -147,46 +134,3 @@
             self.log.warn('Packet-out-to-this-interface-type-not-implemented',
                           egress_port=egress_port,
                           port_type=egress_port_type)
-
-    def packet_in_process(self, topic, msg):
-
-        ind = Parse(loads(msg), openolt_pb2.Indication(),
-                    ignore_unknown_fields=True)
-        assert(ind.HasField('pkt_ind'))
-        pkt_ind = ind.pkt_ind
-
-        self.log.debug("packet indication",
-                       intf_type=pkt_ind.intf_type,
-                       intf_id=pkt_ind.intf_id,
-                       port_no=pkt_ind.port_no,
-                       cookie=pkt_ind.cookie,
-                       gemport_id=pkt_ind.gemport_id,
-                       flow_id=pkt_ind.flow_id)
-        try:
-            logical_port_num = self.device.data_model.logical_port_num(
-                pkt_ind.intf_type,
-                pkt_ind.intf_id,
-                pkt_ind.port_no,
-                pkt_ind.gemport_id)
-        except ValueError:
-            self.log.error('No logical port found',
-                           intf_type=pkt_ind.intf_type,
-                           intf_id=pkt_ind.intf_id,
-                           port_no=pkt_ind.port_no,
-                           gemport_id=pkt_ind.gemport_id)
-            return
-
-        ether_pkt = Ether(pkt_ind.pkt)
-
-        if isinstance(ether_pkt, Packet):
-            ether_pkt = str(ether_pkt)
-
-        logical_device_id = self.device.data_model.logical_device_id
-        topic = 'packet-in:' + logical_device_id
-
-        self.log.debug('send-packet-in', logical_device_id=logical_device_id,
-                       logical_port_num=logical_port_num,
-                       packet=hexify(ether_pkt))
-
-        self.device.data_model.adapter_agent.event_bus.publish(
-            topic, (logical_port_num, str(ether_pkt)))