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Use a specialized exception for handling BadMsgNotification

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This commit is contained in:
Dan 2021-12-22 14:01:05 +01:00
parent 419ecb1af5
commit 56e7e11037
2 changed files with 27 additions and 24 deletions
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21
pyrogram/errors/__init__.py
View File

@ -18,3 +18,24 @@
from .exceptions import *
from .rpc_error import UnknownError
class BadMsgNotification(Exception):
descriptions = {
16: "The msg_id is too low, the client time has to be synchronized.",
17: "The msg_id is too high, the client time has to be synchronized.",
18: "Incorrect two lower order of the msg_id bits, the server expects the client message "
"msg_id to be divisible by 4.",
19: "The container msg_id is the same as the msg_id of a previously received message.",
20: "The message is too old, it cannot be verified by the server.",
32: "The msg_seqno is too low.",
33: "The msg_seqno is too high.",
34: "An even msg_seqno was expected, but an odd one was received.",
35: "An odd msg_seqno was expected, but an even one was received.",
48: "Incorrect server salt.",
64: "Invalid container."
}
def __init__(self, code):
description = self.descriptions.get(code, "Unknown error code")
super().__init__(f"[{code}] {description}")

30
pyrogram/session/session.py
View File

@ -29,7 +29,9 @@ from pyrogram import __copyright__, __license__, __version__
from pyrogram import raw
from pyrogram.connection import Connection
from pyrogram.crypto import mtproto
from pyrogram.errors import RPCError, InternalServerError, AuthKeyDuplicated, FloodWait, ServiceUnavailable
from pyrogram.errors import (
RPCError, InternalServerError, AuthKeyDuplicated, FloodWait, ServiceUnavailable, BadMsgNotification
)
from pyrogram.raw.all import layer
from pyrogram.raw.core import TLObject, MsgContainer, Int, FutureSalt, FutureSalts
from .internals import MsgId, MsgFactory
@ -44,7 +46,6 @@ class Result:
class Session:
INITIAL_SALT = 0x616e67656c696361
START_TIMEOUT = 1
WAIT_TIMEOUT = 15
SLEEP_THRESHOLD = 10
@ -54,20 +55,6 @@ class Session:
notice_displayed = False
BAD_MSG_DESCRIPTION = {
16: "[16] msg_id too low, the client time has to be synchronized",
17: "[17] msg_id too high, the client time has to be synchronized",
18: "[18] incorrect two lower order msg_id bits, the server expects client message msg_id to be divisible by 4",
19: "[19] container msg_id is the same as msg_id of a previously received message",
20: "[20] message too old, it cannot be verified by the server",
32: "[32] msg_seqno too low",
33: "[33] msg_seqno too high",
34: "[34] an even msg_seqno expected, but odd received",
35: "[35] odd msg_seqno expected, but even received",
48: "[48] incorrect server salt",
64: "[64] invalid container"
}
def __init__(
self,
client: "pyrogram.Client",
@ -129,7 +116,7 @@ class Session:
self.network_task = self.loop.create_task(self.network_worker())
self.current_salt = FutureSalt(0, 0, Session.INITIAL_SALT)
self.current_salt = FutureSalt(0, 0, 0)
self.current_salt = FutureSalt(
0, 0,
(await self._send(
@ -243,9 +230,7 @@ class Session:
MsgId.set_server_time(msg.msg_id / (2 ** 32))
if msg.seq_no % 2 != 0:
if msg.msg_id in self.pending_acks:
continue
else:
if msg.msg_id not in self.pending_acks:
self.pending_acks.add(msg.msg_id)
if isinstance(msg.body, (raw.types.MsgDetailedInfo, raw.types.MsgNewDetailedInfo)):
@ -395,10 +380,7 @@ class Session:
RPCError.raise_it(result, type(data))
elif isinstance(result, raw.types.BadMsgNotification):
raise Exception(self.BAD_MSG_DESCRIPTION.get(
result.error_code,
f"Error code {result.error_code}"
))
raise BadMsgNotification(result.error_code)
else:
return result