mitmproxy/mitmproxy/exceptions.py

104 lines
1.9 KiB
Python

"""
We try to be very hygienic regarding the exceptions we throw:
Every Exception mitmproxy raises shall be a subclass of ProxyException.
See also: http://lucumr.pocoo.org/2014/10/16/on-error-handling/
"""
from __future__ import absolute_import, print_function, division
class ProxyException(Exception):
"""
Base class for all exceptions thrown by mitmproxy.
"""
def __init__(self, message=None):
super(ProxyException, self).__init__(message)
class Kill(ProxyException):
"""
Signal that both client and server connection(s) should be killed immediately.
"""
pass
class ProtocolException(ProxyException):
"""
ProtocolExceptions are caused by invalid user input, unavailable network resources,
or other events that are outside of our influence.
"""
pass
class TlsProtocolException(ProtocolException):
pass
class ClientHandshakeException(TlsProtocolException):
def __init__(self, message, server):
super(ClientHandshakeException, self).__init__(message)
self.server = server
class InvalidServerCertificate(TlsProtocolException):
def __repr__(self):
# In contrast to most others, this is a user-facing error which needs to look good.
return str(self)
class Socks5ProtocolException(ProtocolException):
pass
class HttpProtocolException(ProtocolException):
pass
class Http2ProtocolException(ProtocolException):
pass
class Http2ZombieException(ProtocolException):
pass
class ServerException(ProxyException):
pass
class ContentViewException(ProxyException):
pass
class ReplayException(ProxyException):
pass
class FlowReadException(ProxyException):
pass
class ControlException(ProxyException):
pass
class SetServerNotAllowedException(ProxyException):
pass
class OptionsError(Exception):
pass
class AddonError(Exception):
pass
class ReplayError(Exception):
pass