bta-proxy/bta_proxy/dpi.py

95 lines
2.8 KiB
Python

from asyncio.queues import Queue
import time
from asyncio import get_event_loop
from typing import TextIO
from json import dumps
from bta_proxy.datainputstream import AsyncDataInputStream
from bta_proxy.packets import *
async def queue_writer(queue_in: Queue, queue_out: Queue, fp: TextIO):
packet: bytes
while (packet := await queue_in.get()) != b'':
fp.write(dumps({
"t": time.time(),
"s": len(packet),
"b": packet.hex()
}) + "\n")
queue_out.put_nowait(packet)
async def inspect_client(queue: Queue, addr: tuple[str, int]):
stream_queue = Queue()
dis = AsyncDataInputStream(stream_queue)
last_time = time.time()
f = open("packets-%s-%d-client.txt" % addr, "w")
get_event_loop().create_task(queue_writer(queue, stream_queue, f))
try:
while True:
try:
pkt = await Packet.read_packet(dis)
except EOFError:
break
now = time.time()
delta = now - last_time
last_time = now
match pkt.packet_id:
case Packet10Flying.packet_id:
continue
case Packet11PlayerPosition.packet_id:
continue
case Packet12PlayerLook.packet_id:
continue
case Packet13LookMove.packet_id:
continue
case Packet255KickDisconnect.packet_id:
break
case _:
print(f"C {delta*1000:+8.1f}ms {pkt}")
finally:
f.close()
async def inspect_server(queue: Queue, addr: tuple[str, int]):
stream_queue = Queue()
dis = AsyncDataInputStream(stream_queue)
last_time = time.time()
f = open("packets-%s-%d-server.txt" % addr, "w")
get_event_loop().create_task(queue_writer(queue, stream_queue, f))
try:
while True:
try:
pkt = await Packet.read_packet(dis)
except EOFError:
break
now = time.time()
delta = now - last_time
last_time = now
match pkt.packet_id:
case Packet50PreChunk.packet_id:
continue
case Packet51MapChunk.packet_id:
continue
case Packet28EntityVelocity.packet_id:
continue
case Packet31RelEntityMove.packet_id:
continue
case Packet32EntityLook.packet_id:
continue
case Packet33RelEntityMoveLook.packet_id:
continue
case Packet73WeatherStatus.packet_id:
continue
case _:
print(f"S {delta*1000:+8.1f}ms {pkt}")
finally:
f.close()