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Remove _out_pending_ack

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Not really reliable.
Now that the sender has container IDs, it knows what to resend.
This commit is contained in:
Lonami Exo 2024-03-16 14:10:40 +01:00
parent c7d1a36969
commit b5db881415
1 changed files with 6 additions and 38 deletions
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44
client/src/telethon/_impl/mtproto/mtp/encrypted.py
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@ -2,7 +2,7 @@ import logging
import os
import struct
import time
from typing import Dict, List, Optional, Tuple, Type, Union
from typing import List, Optional, Tuple
from ...crypto import AuthKey, decrypt_data_v2, encrypt_data_v2
from ...tl.core import Reader
@ -143,9 +143,6 @@ class Encrypted(Mtp):
self._sequence: int
self._last_msg_id: int
self._in_pending_ack: List[int] = []
self._out_pending_ack: Dict[
int, Union[int, Type[Single], Type[Pending]] # msg_id: container_id
] = {}
self._msg_count: int
self._reset_session()
@ -167,7 +164,6 @@ class Encrypted(Mtp):
self._sequence = 0
self._last_msg_id = 0
self._in_pending_ack.clear()
self._out_pending_ack.clear()
self._msg_count = 0
def _get_new_msg_id(self) -> int:
@ -196,9 +192,6 @@ class Encrypted(Mtp):
self._buffer += body
self._msg_count += 1
if content_related:
self._out_pending_ack[msg_id] = Pending
return MsgId(msg_id)
def _get_current_salt(self) -> int:
@ -228,10 +221,6 @@ class Encrypted(Mtp):
self._msg_count,
)
for m, c in self._out_pending_ack.items():
if c is Pending:
self._out_pending_ack[m] = container_msg_id
self._msg_count = 0
result = bytes(self._buffer)
self._buffer.clear()
@ -246,15 +235,11 @@ class Encrypted(Mtp):
constructor_id = struct.unpack_from("<I", message.body)[0]
self._handlers.get(constructor_id, self._handle_update)(message)
assert len(self._out_pending_ack) < 1000
def _handle_rpc_result(self, message: Message) -> None:
rpc_result = GeneratedRpcResult.from_bytes(message.body)
req_msg_id = rpc_result.req_msg_id
result = rpc_result.result
del self._out_pending_ack[req_msg_id]
msg_id = MsgId(req_msg_id)
inner_constructor = struct.unpack_from("<I", result)[0]
@ -285,10 +270,7 @@ class Encrypted(Mtp):
self._updates.append(body)
def _handle_ack(self, message: Message) -> None:
if __debug__:
msgs_ack = MsgsAck.from_bytes(message.body)
for msg_id in msgs_ack.msg_ids:
assert msg_id in self._out_pending_ack
MsgsAck.from_bytes(message.body)
def _handle_bad_notification(self, message: Message) -> None:
bad_msg = AbcBadMsgNotification.from_bytes(message.body)
@ -296,24 +278,11 @@ class Encrypted(Mtp):
exc = BadMessage(code=bad_msg.error_code)
bad_msg_id = bad_msg.bad_msg_id
if bad_msg_id in self._out_pending_ack:
bad_msg_ids = [bad_msg.bad_msg_id]
if bad_msg.bad_msg_id == self._salt_request_msg_id:
# Response to internal request, do not propagate.
self._salt_request_msg_id = None
else:
# Search bad_msg_id in containers instead.
bad_msg_ids = [
m for m, c in self._out_pending_ack.items() if bad_msg_id == c
]
if not bad_msg_ids:
raise KeyError(f"bad_msg for unknown msg_id: {bad_msg_id}")
for bad_msg_id in bad_msg_ids:
if bad_msg_id == self._salt_request_msg_id:
# Response to internal request, do not propagate.
self._salt_request_msg_id = None
else:
self._rpc_results.append((MsgId(bad_msg_id), exc))
del self._out_pending_ack[bad_msg_id]
self._rpc_results.append((MsgId(bad_msg.bad_msg_id), exc))
if isinstance(bad_msg, BadServerSalt) and self._get_current_salt() == 0:
# If we had no valid salt, this error is expected.
@ -357,7 +326,6 @@ class Encrypted(Mtp):
def _handle_future_salts(self, message: Message) -> None:
salts = FutureSalts.from_bytes(message.body)
del self._out_pending_ack[salts.req_msg_id]
if salts.req_msg_id == self._salt_request_msg_id:
# Response to internal request, do not propagate.