Add packet stats addon example

addon_examples/packet_stats.py

@@ -0,0 +1,21 @@
+import collections
+
+from hippolyzer.lib.base.message.message import Message
+from hippolyzer.lib.proxy.addon_utils import BaseAddon, GlobalProperty
+from hippolyzer.lib.proxy.commands import handle_command
+from hippolyzer.lib.proxy.region import ProxiedRegion
+from hippolyzer.lib.proxy.sessions import Session
+
+
+class PacketStatsAddon(BaseAddon):
+    packet_stats: collections.Counter = GlobalProperty(collections.Counter)
+
+    def handle_lludp_message(self, session: Session, region: ProxiedRegion, message: Message):
+        self.packet_stats[message.name] += 1
+
+    @handle_command()
+    async def print_packet_stats(self, _session: Session, _region: ProxiedRegion):
+        print(self.packet_stats.most_common(10))
+
+
+addons = [PacketStatsAddon()]