def __new__(
cls: Type['SSL'],
transport: Transport,
domain: SSLDomain,
session_details: Optional['SSLSessionDetails'] = None) -> 'SSL':
"""Enforce a singleton SSL object per Transport"""
if transport._ssl:
# unfortunately, we've combined the allocation and the configuration in a
# single step. So catch any attempt by the application to provide what
# may be a different configuration than the original (hack)
ssl = transport._ssl
if (domain and (ssl._domain is not domain) or session_details and
(ssl._session_details is not session_details)):
raise SSLException("Cannot re-configure existing SSL object!")
else:
obj = super(SSL, cls).__new__(cls)
obj._domain = domain
obj._session_details = session_details
session_id = None
if session_details:
session_id = session_details.get_session_id()
obj._ssl = pn_ssl(transport._impl)
if obj._ssl is None:
raise SSLUnavailable()
if domain:
pn_ssl_init(obj._ssl, domain._domain, session_id)
transport._ssl = obj
return transport._ssl
def __new__(cls, transport, domain, session_details=None):
"""Enforce a singleton SSL object per Transport"""
if transport._ssl:
# unfortunately, we've combined the allocation and the configuration in a
# single step. So catch any attempt by the application to provide what
# may be a different configuration than the original (hack)
ssl = transport._ssl
if (domain and (ssl._domain is not domain) or
session_details and (ssl._session_details is not session_details)):
raise SSLException("Cannot re-configure existing SSL object!")
else:
obj = super(SSL, cls).__new__(cls)
obj._domain = domain
obj._session_details = session_details
session_id = None
if session_details:
session_id = session_details.get_session_id()
obj._ssl = pn_ssl(transport._impl)
if obj._ssl is None:
raise SSLUnavailable()
if domain:
pn_ssl_init(obj._ssl, domain._domain, session_id)
transport._ssl = obj
return transport._ssl