mirror of
https://github.com/Grasscutters/mitmproxy.git
synced 2024-11-27 02:24:18 +00:00
95 lines
2.2 KiB
Python
95 lines
2.2 KiB
Python
from __future__ import absolute_import
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class ProxyError(Exception):
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def __init__(self, code, message, headers=None):
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super(ProxyError, self).__init__(message)
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self.code, self.headers = code, headers
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class ProxyServerError(Exception):
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pass
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class ProxyMode(object):
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http_form_in = None
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http_form_out = None
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def get_upstream_server(self, conn):
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"""
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Returns the address of the server to connect to.
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Returns None if the address needs to be determined on the protocol level (regular proxy mode)
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"""
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raise NotImplementedError() # pragma: nocover
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@property
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def name(self):
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return self.__class__.__name__.replace("ProxyMode", "").lower()
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def __str__(self):
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return self.name
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def __eq__(self, other):
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"""
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Allow comparisions with "regular" etc.
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"""
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if isinstance(other, ProxyMode):
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return self is other
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else:
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return self.name == other
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def __ne__(self, other):
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return not self.__eq__(other)
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class RegularProxyMode(ProxyMode):
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http_form_in = "absolute"
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http_form_out = "relative"
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def get_upstream_server(self, conn):
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return None
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class TransparentProxyMode(ProxyMode):
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http_form_in = "relative"
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http_form_out = "relative"
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def __init__(self, resolver, sslports):
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self.resolver = resolver
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self.sslports = sslports
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def get_upstream_server(self, conn):
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try:
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dst = self.resolver.original_addr(conn)
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except Exception, e:
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raise ProxyError(502, "Transparent mode failure: %s" % str(e))
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if dst[1] in self.sslports:
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ssl = True
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else:
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ssl = False
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return [ssl, ssl] + list(dst)
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class _ConstDestinationProxyMode(ProxyMode):
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def __init__(self, dst):
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self.dst = dst
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def get_upstream_server(self, conn):
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return self.dst
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class ReverseProxyMode(_ConstDestinationProxyMode):
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http_form_in = "relative"
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http_form_out = "relative"
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class UpstreamProxyMode(_ConstDestinationProxyMode):
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http_form_in = "absolute"
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http_form_out = "absolute"
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class Log:
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def __init__(self, msg, level="info"):
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self.msg = msg
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self.level = level |