bpo-33674: asyncio: Fix SSLProtocol race (GH-7175) (GH-7188) · python/cpython@7593b8a (original) (raw)

2 files changed

lines changed

Original file line number	Diff line number	Diff line change
@@ -574,7 +574,7 @@ def _start_handshake(self):
574	574	# (b'', 1) is a special value in _process_write_backlog() to do
575	575	# the SSL handshake
576	576	self._write_backlog.append((b'', 1))
577		-self._loop.call_soon(self._process_write_backlog)
	577	+self._process_write_backlog()
578	578
579	579	def _on_handshake_complete(self, handshake_exc):
580	580	self._in_handshake = False

Original file line number	Diff line number	Diff line change
@@ -0,0 +1,4 @@
	1	+Fix a race condition in SSLProtocol.connection_made() of asyncio.sslproto:
	2	+start immediately the handshake instead of using call_soon(). Previously,
	3	+data_received() could be called before the handshake started, causing the
	4	+handshake to hang or fail.