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-rw-r--r--Doc/library/asyncio-eventloop.rst13
-rw-r--r--Lib/asyncio/base_events.py24
-rw-r--r--Lib/asyncio/events.py9
-rw-r--r--Lib/asyncio/proactor_events.py4
-rw-r--r--Lib/asyncio/sslproto.py9
-rw-r--r--Lib/asyncio/unix_events.py11
-rw-r--r--Lib/test/test_asyncio/test_base_events.py16
-rw-r--r--Lib/test/test_asyncio/test_events.py10
-rw-r--r--Lib/test/test_asyncio/test_sslproto.py16
-rw-r--r--Lib/test/test_asyncio/test_unix_events.py17
10 files changed, 108 insertions, 21 deletions
diff --git a/Doc/library/asyncio-eventloop.rst b/Doc/library/asyncio-eventloop.rst
index d20e995..5dd258d 100644
--- a/Doc/library/asyncio-eventloop.rst
+++ b/Doc/library/asyncio-eventloop.rst
@@ -261,7 +261,7 @@ Tasks
Creating connections
--------------------
-.. coroutinemethod:: AbstractEventLoop.create_connection(protocol_factory, host=None, port=None, \*, ssl=None, family=0, proto=0, flags=0, sock=None, local_addr=None, server_hostname=None, ssl_handshake_timeout=10.0)
+.. coroutinemethod:: AbstractEventLoop.create_connection(protocol_factory, host=None, port=None, \*, ssl=None, family=0, proto=0, flags=0, sock=None, local_addr=None, server_hostname=None, ssl_handshake_timeout=None)
Create a streaming transport connection to a given Internet *host* and
*port*: socket family :py:data:`~socket.AF_INET` or
@@ -327,6 +327,7 @@ Creating connections
* *ssl_handshake_timeout* is (for an SSL connection) the time in seconds
to wait for the SSL handshake to complete before aborting the connection.
+ ``10.0`` seconds if ``None`` (default).
.. versionadded:: 3.7
@@ -393,7 +394,7 @@ Creating connections
:ref:`UDP echo server protocol <asyncio-udp-echo-server-protocol>` examples.
-.. coroutinemethod:: AbstractEventLoop.create_unix_connection(protocol_factory, path=None, \*, ssl=None, sock=None, server_hostname=None, ssl_handshake_timeout=10.0)
+.. coroutinemethod:: AbstractEventLoop.create_unix_connection(protocol_factory, path=None, \*, ssl=None, sock=None, server_hostname=None, ssl_handshake_timeout=None)
Create UNIX connection: socket family :py:data:`~socket.AF_UNIX`, socket
type :py:data:`~socket.SOCK_STREAM`. The :py:data:`~socket.AF_UNIX` socket
@@ -423,7 +424,7 @@ Creating connections
Creating listening connections
------------------------------
-.. coroutinemethod:: AbstractEventLoop.create_server(protocol_factory, host=None, port=None, \*, family=socket.AF_UNSPEC, flags=socket.AI_PASSIVE, sock=None, backlog=100, ssl=None, reuse_address=None, reuse_port=None, ssl_handshake_timeout=10.0)
+.. coroutinemethod:: AbstractEventLoop.create_server(protocol_factory, host=None, port=None, \*, family=socket.AF_UNSPEC, flags=socket.AI_PASSIVE, sock=None, backlog=100, ssl=None, reuse_address=None, reuse_port=None, ssl_handshake_timeout=None)
Create a TCP server (socket type :data:`~socket.SOCK_STREAM`) bound to
*host* and *port*.
@@ -469,6 +470,7 @@ Creating listening connections
* *ssl_handshake_timeout* is (for an SSL server) the time in seconds to wait
for the SSL handshake to complete before aborting the connection.
+ ``10.0`` seconds if ``None`` (default).
.. versionadded:: 3.7
@@ -488,7 +490,7 @@ Creating listening connections
The *host* parameter can now be a sequence of strings.
-.. coroutinemethod:: AbstractEventLoop.create_unix_server(protocol_factory, path=None, \*, sock=None, backlog=100, ssl=None, ssl_handshake_timeout=10.0)
+.. coroutinemethod:: AbstractEventLoop.create_unix_server(protocol_factory, path=None, \*, sock=None, backlog=100, ssl=None, ssl_handshake_timeout=None)
Similar to :meth:`AbstractEventLoop.create_server`, but specific to the
socket family :py:data:`~socket.AF_UNIX`.
@@ -507,7 +509,7 @@ Creating listening connections
The *path* parameter can now be a :class:`~pathlib.Path` object.
-.. coroutinemethod:: BaseEventLoop.connect_accepted_socket(protocol_factory, sock, \*, ssl=None, ssl_handshake_timeout=10.0)
+.. coroutinemethod:: BaseEventLoop.connect_accepted_socket(protocol_factory, sock, \*, ssl=None, ssl_handshake_timeout=None)
Handle an accepted connection.
@@ -524,6 +526,7 @@ Creating listening connections
* *ssl_handshake_timeout* is (for an SSL connection) the time in seconds to
wait for the SSL handshake to complete before aborting the connection.
+ ``10.0`` seconds if ``None`` (default).
When completed it returns a ``(transport, protocol)`` pair.
diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py
index 6246f4e..2ab8a76 100644
--- a/Lib/asyncio/base_events.py
+++ b/Lib/asyncio/base_events.py
@@ -29,7 +29,6 @@ import sys
import warnings
import weakref
-from . import constants
from . import coroutines
from . import events
from . import futures
@@ -280,7 +279,7 @@ class BaseEventLoop(events.AbstractEventLoop):
self, rawsock, protocol, sslcontext, waiter=None,
*, server_side=False, server_hostname=None,
extra=None, server=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""Create SSL transport."""
raise NotImplementedError
@@ -643,7 +642,7 @@ class BaseEventLoop(events.AbstractEventLoop):
*, ssl=None, family=0,
proto=0, flags=0, sock=None,
local_addr=None, server_hostname=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""Connect to a TCP server.
Create a streaming transport connection to a given Internet host and
@@ -674,6 +673,10 @@ class BaseEventLoop(events.AbstractEventLoop):
'when using ssl without a host')
server_hostname = host
+ if ssl_handshake_timeout is not None and not ssl:
+ raise ValueError(
+ 'ssl_handshake_timeout is only meaningful with ssl')
+
if host is not None or port is not None:
if sock is not None:
raise ValueError(
@@ -769,7 +772,7 @@ class BaseEventLoop(events.AbstractEventLoop):
async def _create_connection_transport(
self, sock, protocol_factory, ssl,
server_hostname, server_side=False,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
sock.setblocking(False)
@@ -948,7 +951,7 @@ class BaseEventLoop(events.AbstractEventLoop):
ssl=None,
reuse_address=None,
reuse_port=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""Create a TCP server.
The host parameter can be a string, in that case the TCP server is
@@ -966,6 +969,11 @@ class BaseEventLoop(events.AbstractEventLoop):
"""
if isinstance(ssl, bool):
raise TypeError('ssl argument must be an SSLContext or None')
+
+ if ssl_handshake_timeout is not None and ssl is None:
+ raise ValueError(
+ 'ssl_handshake_timeout is only meaningful with ssl')
+
if host is not None or port is not None:
if sock is not None:
raise ValueError(
@@ -1046,7 +1054,7 @@ class BaseEventLoop(events.AbstractEventLoop):
async def connect_accepted_socket(
self, protocol_factory, sock,
*, ssl=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""Handle an accepted connection.
This is used by servers that accept connections outside of
@@ -1058,6 +1066,10 @@ class BaseEventLoop(events.AbstractEventLoop):
if sock.type != socket.SOCK_STREAM:
raise ValueError(f'A Stream Socket was expected, got {sock!r}')
+ if ssl_handshake_timeout is not None and not ssl:
+ raise ValueError(
+ 'ssl_handshake_timeout is only meaningful with ssl')
+
transport, protocol = await self._create_connection_transport(
sock, protocol_factory, ssl, '', server_side=True,
ssl_handshake_timeout=ssl_handshake_timeout)
diff --git a/Lib/asyncio/events.py b/Lib/asyncio/events.py
index c9033c0..3a5dbad 100644
--- a/Lib/asyncio/events.py
+++ b/Lib/asyncio/events.py
@@ -17,7 +17,6 @@ import subprocess
import sys
import threading
-from . import constants
from . import format_helpers
@@ -255,7 +254,7 @@ class AbstractEventLoop:
*, ssl=None, family=0, proto=0,
flags=0, sock=None, local_addr=None,
server_hostname=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
raise NotImplementedError
async def create_server(
@@ -263,7 +262,7 @@ class AbstractEventLoop:
*, family=socket.AF_UNSPEC,
flags=socket.AI_PASSIVE, sock=None, backlog=100,
ssl=None, reuse_address=None, reuse_port=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""A coroutine which creates a TCP server bound to host and port.
The return value is a Server object which can be used to stop
@@ -310,13 +309,13 @@ class AbstractEventLoop:
self, protocol_factory, path=None, *,
ssl=None, sock=None,
server_hostname=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
raise NotImplementedError
async def create_unix_server(
self, protocol_factory, path=None, *,
sock=None, backlog=100, ssl=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
"""A coroutine which creates a UNIX Domain Socket server.
The return value is a Server object, which can be used to stop
diff --git a/Lib/asyncio/proactor_events.py b/Lib/asyncio/proactor_events.py
index bc319b0..2661cdd 100644
--- a/Lib/asyncio/proactor_events.py
+++ b/Lib/asyncio/proactor_events.py
@@ -393,7 +393,7 @@ class BaseProactorEventLoop(base_events.BaseEventLoop):
self, rawsock, protocol, sslcontext, waiter=None,
*, server_side=False, server_hostname=None,
extra=None, server=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
ssl_protocol = sslproto.SSLProtocol(
self, protocol, sslcontext, waiter,
server_side, server_hostname,
@@ -491,7 +491,7 @@ class BaseProactorEventLoop(base_events.BaseEventLoop):
def _start_serving(self, protocol_factory, sock,
sslcontext=None, server=None, backlog=100,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
def loop(f=None):
try:
diff --git a/Lib/asyncio/sslproto.py b/Lib/asyncio/sslproto.py
index 8bcc6cc..2d377c4 100644
--- a/Lib/asyncio/sslproto.py
+++ b/Lib/asyncio/sslproto.py
@@ -402,10 +402,17 @@ class SSLProtocol(protocols.Protocol):
def __init__(self, loop, app_protocol, sslcontext, waiter,
server_side=False, server_hostname=None,
call_connection_made=True,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
if ssl is None:
raise RuntimeError('stdlib ssl module not available')
+ if ssl_handshake_timeout is None:
+ ssl_handshake_timeout = constants.SSL_HANDSHAKE_TIMEOUT
+ elif ssl_handshake_timeout <= 0:
+ raise ValueError(
+ f"ssl_handshake_timeout should be a positive number, "
+ f"got {ssl_handshake_timeout}")
+
if not sslcontext:
sslcontext = _create_transport_context(
server_side, server_hostname)
diff --git a/Lib/asyncio/unix_events.py b/Lib/asyncio/unix_events.py
index e234458..69c719c 100644
--- a/Lib/asyncio/unix_events.py
+++ b/Lib/asyncio/unix_events.py
@@ -196,7 +196,7 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop):
self, protocol_factory, path=None, *,
ssl=None, sock=None,
server_hostname=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
assert server_hostname is None or isinstance(server_hostname, str)
if ssl:
if server_hostname is None:
@@ -205,6 +205,9 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop):
else:
if server_hostname is not None:
raise ValueError('server_hostname is only meaningful with ssl')
+ if ssl_handshake_timeout is not None:
+ raise ValueError(
+ 'ssl_handshake_timeout is only meaningful with ssl')
if path is not None:
if sock is not None:
@@ -237,10 +240,14 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop):
async def create_unix_server(
self, protocol_factory, path=None, *,
sock=None, backlog=100, ssl=None,
- ssl_handshake_timeout=constants.SSL_HANDSHAKE_TIMEOUT):
+ ssl_handshake_timeout=None):
if isinstance(ssl, bool):
raise TypeError('ssl argument must be an SSLContext or None')
+ if ssl_handshake_timeout is not None and not ssl:
+ raise ValueError(
+ 'ssl_handshake_timeout is only meaningful with ssl')
+
if path is not None:
if sock is not None:
raise ValueError(
diff --git a/Lib/test/test_asyncio/test_base_events.py b/Lib/test/test_asyncio/test_base_events.py
index 488257b..1fc7473 100644
--- a/Lib/test/test_asyncio/test_base_events.py
+++ b/Lib/test/test_asyncio/test_base_events.py
@@ -1053,6 +1053,14 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
'A Stream Socket was expected'):
self.loop.run_until_complete(coro)
+ def test_create_server_ssl_timeout_for_plain_socket(self):
+ coro = self.loop.create_server(
+ MyProto, 'example.com', 80, ssl_handshake_timeout=1)
+ with self.assertRaisesRegex(
+ ValueError,
+ 'ssl_handshake_timeout is only meaningful with ssl'):
+ self.loop.run_until_complete(coro)
+
@unittest.skipUnless(hasattr(socket, 'SOCK_NONBLOCK'),
'no socket.SOCK_NONBLOCK (linux only)')
def test_create_server_stream_bittype(self):
@@ -1362,6 +1370,14 @@ class BaseEventLoopWithSelectorTests(test_utils.TestCase):
self.addCleanup(sock.close)
self.assertRaises(ValueError, self.loop.run_until_complete, coro)
+ def test_create_connection_ssl_timeout_for_plain_socket(self):
+ coro = self.loop.create_connection(
+ MyProto, 'example.com', 80, ssl_handshake_timeout=1)
+ with self.assertRaisesRegex(
+ ValueError,
+ 'ssl_handshake_timeout is only meaningful with ssl'):
+ self.loop.run_until_complete(coro)
+
def test_create_server_empty_host(self):
# if host is empty string use None instead
host = object()
diff --git a/Lib/test/test_asyncio/test_events.py b/Lib/test/test_asyncio/test_events.py
index 58e94d4..aefa33b 100644
--- a/Lib/test/test_asyncio/test_events.py
+++ b/Lib/test/test_asyncio/test_events.py
@@ -852,6 +852,16 @@ class EventLoopTestsMixin:
self.test_connect_accepted_socket(server_context, client_context)
+ def test_connect_accepted_socket_ssl_timeout_for_plain_socket(self):
+ sock = socket.socket()
+ self.addCleanup(sock.close)
+ coro = self.loop.connect_accepted_socket(
+ MyProto, sock, ssl_handshake_timeout=1)
+ with self.assertRaisesRegex(
+ ValueError,
+ 'ssl_handshake_timeout is only meaningful with ssl'):
+ self.loop.run_until_complete(coro)
+
@mock.patch('asyncio.base_events.socket')
def create_server_multiple_hosts(self, family, hosts, mock_sock):
@asyncio.coroutine
diff --git a/Lib/test/test_asyncio/test_sslproto.py b/Lib/test/test_asyncio/test_sslproto.py
index 1c42a35..a7498e8 100644
--- a/Lib/test/test_asyncio/test_sslproto.py
+++ b/Lib/test/test_asyncio/test_sslproto.py
@@ -75,6 +75,22 @@ class SslProtoHandshakeTests(test_utils.TestCase):
self.loop.run_until_complete(tasks.sleep(0.2, loop=self.loop))
self.assertTrue(transport.abort.called)
+ def test_handshake_timeout_zero(self):
+ sslcontext = test_utils.dummy_ssl_context()
+ app_proto = mock.Mock()
+ waiter = mock.Mock()
+ with self.assertRaisesRegex(ValueError, 'a positive number'):
+ sslproto.SSLProtocol(self.loop, app_proto, sslcontext, waiter,
+ ssl_handshake_timeout=0)
+
+ def test_handshake_timeout_negative(self):
+ sslcontext = test_utils.dummy_ssl_context()
+ app_proto = mock.Mock()
+ waiter = mock.Mock()
+ with self.assertRaisesRegex(ValueError, 'a positive number'):
+ sslproto.SSLProtocol(self.loop, app_proto, sslcontext, waiter,
+ ssl_handshake_timeout=-10)
+
def test_eof_received_waiter(self):
waiter = asyncio.Future(loop=self.loop)
ssl_proto = self.ssl_protocol(waiter)
diff --git a/Lib/test/test_asyncio/test_unix_events.py b/Lib/test/test_asyncio/test_unix_events.py
index e13cc37..097d0ef7 100644
--- a/Lib/test/test_asyncio/test_unix_events.py
+++ b/Lib/test/test_asyncio/test_unix_events.py
@@ -327,6 +327,14 @@ class SelectorEventLoopUnixSocketTests(test_utils.TestCase):
finally:
os.unlink(fn)
+ def test_create_unix_server_ssl_timeout_with_plain_sock(self):
+ coro = self.loop.create_unix_server(lambda: None, path='spam',
+ ssl_handshake_timeout=1)
+ with self.assertRaisesRegex(
+ ValueError,
+ 'ssl_handshake_timeout is only meaningful with ssl'):
+ self.loop.run_until_complete(coro)
+
def test_create_unix_connection_path_inetsock(self):
sock = socket.socket()
with sock:
@@ -383,6 +391,15 @@ class SelectorEventLoopUnixSocketTests(test_utils.TestCase):
self.loop.run_until_complete(coro)
+ def test_create_unix_connection_ssl_timeout_with_plain_sock(self):
+ coro = self.loop.create_unix_connection(lambda: None, path='spam',
+ ssl_handshake_timeout=1)
+ with self.assertRaisesRegex(
+ ValueError,
+ 'ssl_handshake_timeout is only meaningful with ssl'):
+ self.loop.run_until_complete(coro)
+
+
class UnixReadPipeTransportTests(test_utils.TestCase):