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Fix correct client shutdown #76

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Fix correct client shutdown #76

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fix: correct client shutdown
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@0zd0
0zd0 committed Mar 16, 2026
commit e2df10f2c7f80953772b650bc05d3f4f4ab94bdb
6 changes: 3 additions & 3 deletions hydrogram/client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -309,7 +309,7 @@ def __init__(

self.parser = Parser(self)

self.session = None
self.session: Session | None = None

self.media_sessions = {}
self.media_sessions_lock = asyncio.Lock()
Expand All @@ -318,8 +318,8 @@ def __init__(
self.save_file_semaphore = asyncio.Semaphore(self.max_concurrent_transmissions)
self.get_file_semaphore = asyncio.Semaphore(self.max_concurrent_transmissions)

self.is_connected = None
self.is_initialized = None
self.is_connected: bool | None = None
self.is_initialized: bool | None = None

self.takeout_id = None

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14 changes: 4 additions & 10 deletions hydrogram/methods/auth/disconnect.py
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Expand Up @@ -28,17 +28,11 @@ async def disconnect(
self: "hydrogram.Client",
):
"""Disconnect the client from Telegram servers.

Raises:
ConnectionError: In case you try to disconnect an already disconnected client or in case you try to
disconnect a client that needs to be terminated first.
"""
if not self.is_connected:
raise ConnectionError("Client is already disconnected")
if self.session:
await self.session.stop()

if self.is_initialized:
raise ConnectionError("Can't disconnect an initialized client")
if self.storage:
await self.storage.close()

await self.session.stop()
await self.storage.close()
self.is_connected = False
30 changes: 15 additions & 15 deletions hydrogram/methods/auth/terminate.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,8 @@
#
# You should have received a copy of the GNU Lesser General Public License
# along with Hydrogram. If not, see <http://www.gnu.org/licenses/>.

import asyncio
import contextlib
import logging

import hydrogram
Expand All @@ -33,29 +34,28 @@ async def terminate(

This method does the opposite of :meth:`~hydrogram.Client.initialize`.
It will stop the dispatcher and shut down updates and download workers.

Raises:
ConnectionError: In case you try to terminate a client that is already terminated.
"""
if not self.is_initialized:
raise ConnectionError("Client is already terminated")

if self.takeout_id:
await self.invoke(raw.functions.account.FinishTakeoutSession())
log.info("Takeout session %s finished", self.takeout_id)
with contextlib.suppress(Exception):
await self.invoke(raw.functions.account.FinishTakeoutSession())
log.info("Takeout session %s finished", self.takeout_id)

await self.storage.save()
await self.dispatcher.stop()
if self.storage:
await self.storage.save()

for media_session in self.media_sessions.values():
await media_session.stop()
if self.dispatcher:
await self.dispatcher.stop()

self.media_sessions.clear()
if self.media_sessions:
for media_session in self.media_sessions.values():
await media_session.stop()
self.media_sessions.clear()

self.updates_watchdog_event.set()

if self.updates_watchdog_task is not None:
await self.updates_watchdog_task
with contextlib.suppress(asyncio.TimeoutError, asyncio.CancelledError):
await asyncio.wait_for(self.updates_watchdog_task, timeout=1.0)

self.updates_watchdog_event.clear()

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16 changes: 8 additions & 8 deletions hydrogram/session/session.py
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Original file line number Diff line number Diff line change
Expand Up @@ -176,6 +176,14 @@ async def stop(self):

self.stored_msg_ids.clear()

if self.recv_task and not self.recv_task.done():
self.recv_task.cancel()

with contextlib.suppress(asyncio.CancelledError, asyncio.TimeoutError, RuntimeError):
await asyncio.wait_for(self.recv_task, timeout=1.0)

self.recv_task = None

self.ping_task_event.set()

if self.ping_task is not None:
Expand All @@ -186,14 +194,6 @@ async def stop(self):
if self.connection:
await self.connection.close()

if self.recv_task and not self.recv_task.done():
self.recv_task.cancel()

with contextlib.suppress(asyncio.CancelledError, asyncio.TimeoutError, RuntimeError):
await asyncio.wait_for(self.recv_task, timeout=1.0)

self.recv_task = None

if not self.is_media and callable(self.client.disconnect_handler):
try:
await self.client.disconnect_handler(self.client)
Expand Down