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bpo-33654: Support BufferedProtocol in set_protocol() and start_tls() (GH-7130)

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In this commit:

* Support BufferedProtocol in set_protocol() and start_tls()
* Fix proactor to cancel readers reliably
* Update tests to be compatible with OpenSSL 1.1.1
* Clarify BufferedProtocol docs
* Bump TLS tests timeouts to 60 seconds; eliminate possible race from start_serving
* Rewrite test_start_tls_server_1
(cherry picked from commit dbf102271f)

Co-authored-by: Yury Selivanov <yury@magic.io>
This commit is contained in:
Miss Islington (bot) 2018-05-28 11:50:45 -07:00 • committed by GitHub
parent f8fdb368e3
commit bc3a002e7d
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13 changed files with 382 additions and 69 deletions
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10
Lib/asyncio/protocols.py
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@ -130,11 +130,15 @@ class BufferedProtocol(BaseProtocol):
* CL: connection_lost()
"""
def get_buffer(self):
def get_buffer(self, sizehint):
"""Called to allocate a new receive buffer.
*sizehint* is a recommended minimal size for the returned
buffer. When set to -1, the buffer size can be arbitrary.
Must return an object that implements the
:ref:`buffer protocol <bufferobjects>`.
It is an error to return a zero-sized buffer.
"""
def buffer_updated(self, nbytes):
@ -185,7 +189,3 @@ class SubprocessProtocol(BaseProtocol):
def process_exited(self):
"""Called when subprocess has exited."""
def _is_buffered_protocol(proto):
return hasattr(proto, 'get_buffer') and not hasattr(proto, 'data_received')