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bpo-32069: Drop legacy SSL transport (#4451)

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* Drop legacy SSL transport

* Drop unused import

* Fix Windows tests

* Drop never executed on Python 3.4+ code
This commit is contained in:
Andrew Svetlov 2017-11-18 18:54:05 +02:00 • committed by GitHub
parent f02f5e5c3e
commit 51d546ae4d
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7 changed files with 5 additions and 705 deletions
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20
Lib/asyncio/sslproto.py
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@ -18,25 +18,13 @@ def _create_transport_context(server_side, server_hostname):
# Client side may pass ssl=True to use a default
# context; in that case the sslcontext passed is None.
# The default is secure for client connections.
if hasattr(ssl, 'create_default_context'):
# Python 3.4+: use up-to-date strong settings.
sslcontext = ssl.create_default_context()
if not server_hostname:
sslcontext.check_hostname = False
else:
# Fallback for Python 3.3.
sslcontext = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
sslcontext.options |= ssl.OP_NO_SSLv2
sslcontext.options |= ssl.OP_NO_SSLv3
sslcontext.set_default_verify_paths()
sslcontext.verify_mode = ssl.CERT_REQUIRED
# Python 3.4+: use up-to-date strong settings.
sslcontext = ssl.create_default_context()
if not server_hostname:
sslcontext.check_hostname = False
return sslcontext
def _is_sslproto_available():
return hasattr(ssl, "MemoryBIO")
# States of an _SSLPipe.
_UNWRAPPED = "UNWRAPPED"
_DO_HANDSHAKE = "DO_HANDSHAKE"