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"""
This module contains all valid messages layers can send to the underlying layers.
"""
class _Message(object):
def __eq__(self, other):
# Allow message == Connect checks.
# FIXME: make Connect == message work.
if isinstance(self, other):
return True
return self is other
class Connect(_Message):
"""
Connect to the server
"""
class Reconnect(_Message):
"""
Re-establish the server connection
"""
class ChangeServer(_Message):
"""
Change the upstream server.
"""
def __init__(self, address, server_ssl, sni, depth=1):
self.address = address
self.server_ssl = server_ssl
self.sni = sni
# upstream proxy scenario: you may want to change either the final target or the upstream proxy.
# We can express this neatly as the "nth-server-providing-layer"
# ServerConnection could get a `via` attribute.
self.depth = depth
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