mirror of
https://github.com/Grasscutters/mitmproxy.git
synced 2024-11-23 16:17:49 +00:00
106 lines
4.2 KiB
Python
106 lines
4.2 KiB
Python
from __future__ import (absolute_import, print_function, division)
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import threading
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import traceback
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from libmproxy.exceptions import ReplayException
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from netlib.exceptions import HttpException, TcpException
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from netlib.http import http1
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from ..controller import Channel
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from ..models import Error, HTTPResponse, ServerConnection, make_connect_request
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from .base import Kill
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# TODO: Doesn't really belong into libmproxy.protocol...
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class RequestReplayThread(threading.Thread):
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name = "RequestReplayThread"
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def __init__(self, config, flow, masterq, should_exit):
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"""
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masterqueue can be a queue or None, if no scripthooks should be
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processed.
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"""
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self.config, self.flow = config, flow
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if masterq:
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self.channel = Channel(masterq, should_exit)
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else:
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self.channel = None
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super(RequestReplayThread, self).__init__()
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def run(self):
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r = self.flow.request
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form_out_backup = r.form_out
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try:
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self.flow.response = None
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# If we have a channel, run script hooks.
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if self.channel:
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request_reply = self.channel.ask("request", self.flow)
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if request_reply == Kill:
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raise Kill()
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elif isinstance(request_reply, HTTPResponse):
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self.flow.response = request_reply
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if not self.flow.response:
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# In all modes, we directly connect to the server displayed
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if self.config.mode == "upstream":
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server_address = self.config.upstream_server.address
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server = ServerConnection(server_address, self.config.host)
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server.connect()
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if r.scheme == "https":
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connect_request = make_connect_request((r.host, r.port))
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server.wfile.write(http1.assemble_request(connect_request))
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server.wfile.flush()
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resp = http1.read_response(
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server.rfile,
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connect_request,
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body_size_limit=self.config.body_size_limit
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)
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if resp.status_code != 200:
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raise ReplayException("Upstream server refuses CONNECT request")
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server.establish_ssl(
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self.config.clientcerts,
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sni=self.flow.server_conn.sni
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)
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r.form_out = "relative"
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else:
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r.form_out = "absolute"
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else:
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server_address = (r.host, r.port)
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server = ServerConnection(server_address, self.config.host)
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server.connect()
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if r.scheme == "https":
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server.establish_ssl(
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self.config.clientcerts,
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sni=self.flow.server_conn.sni
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)
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r.form_out = "relative"
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server.wfile.write(http1.assemble_request(r))
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server.wfile.flush()
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self.flow.server_conn = server
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self.flow.response = HTTPResponse.wrap(http1.read_response(
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server.rfile,
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r,
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body_size_limit=self.config.body_size_limit
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))
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if self.channel:
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response_reply = self.channel.ask("response", self.flow)
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if response_reply == Kill:
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raise Kill()
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except (ReplayException, HttpException, TcpException) as e:
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self.flow.error = Error(str(e))
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if self.channel:
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self.channel.ask("error", self.flow)
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except Kill:
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# Kill should only be raised if there's a channel in the
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# first place.
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from ..proxy.root_context import Log
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self.channel.tell("log", Log("Connection killed", "info"))
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except Exception:
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from ..proxy.root_context import Log
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self.channel.tell("log", Log(traceback.format_exc(), "error"))
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finally:
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r.form_out = form_out_backup
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