mirror of
https://github.com/Grasscutters/mitmproxy.git
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143 lines
3.9 KiB
Python
143 lines
3.9 KiB
Python
"""
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This module handles the import of mitmproxy flows generated by old versions.
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"""
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from typing import Any
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from mitmproxy import version
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from mitmproxy.utils import strutils
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def convert_011_012(data):
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data[b"version"] = (0, 12)
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return data
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def convert_012_013(data):
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data[b"version"] = (0, 13)
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return data
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def convert_013_014(data):
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data[b"request"][b"first_line_format"] = data[b"request"].pop(b"form_in")
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data[b"request"][b"http_version"] = b"HTTP/" + ".".join(
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str(x) for x in data[b"request"].pop(b"httpversion")).encode()
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data[b"response"][b"http_version"] = b"HTTP/" + ".".join(
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str(x) for x in data[b"response"].pop(b"httpversion")).encode()
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data[b"response"][b"status_code"] = data[b"response"].pop(b"code")
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data[b"response"][b"body"] = data[b"response"].pop(b"content")
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data[b"server_conn"].pop(b"state")
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data[b"server_conn"][b"via"] = None
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data[b"version"] = (0, 14)
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return data
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def convert_014_015(data):
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data[b"version"] = (0, 15)
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return data
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def convert_015_016(data):
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for m in (b"request", b"response"):
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if b"body" in data[m]:
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data[m][b"content"] = data[m].pop(b"body")
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if b"msg" in data[b"response"]:
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data[b"response"][b"reason"] = data[b"response"].pop(b"msg")
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data[b"request"].pop(b"form_out", None)
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data[b"version"] = (0, 16)
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return data
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def convert_016_017(data):
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data[b"server_conn"][b"peer_address"] = None
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data[b"version"] = (0, 17)
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return data
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def convert_017_018(data):
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# convert_unicode needs to be called for every dual release and the first py3-only release
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data = convert_unicode(data)
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data["server_conn"]["ip_address"] = data["server_conn"].pop("peer_address")
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data["marked"] = False
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data["version"] = (0, 18)
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return data
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def convert_018_019(data):
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data["version"] = (0, 19)
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data["client_conn"]["sni"] = None
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data["client_conn"]["cipher_name"] = None
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data["client_conn"]["tls_version"] = None
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data["mode"] = "regular"
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data["metadata"] = dict()
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return data
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def _convert_dict_keys(o: Any) -> Any:
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if isinstance(o, dict):
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return {strutils.native(k): _convert_dict_keys(v) for k, v in o.items()}
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else:
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return o
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def _convert_dict_vals(o: dict, values_to_convert: dict) -> dict:
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for k, v in values_to_convert.items():
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if not o or k not in o:
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continue
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if v is True:
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o[k] = strutils.native(o[k])
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else:
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_convert_dict_vals(o[k], v)
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return o
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def convert_unicode(data: dict) -> dict:
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"""
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This method converts between Python 3 and Python 2 dumpfiles.
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"""
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data = _convert_dict_keys(data)
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data = _convert_dict_vals(
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data, {
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"type": True,
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"id": True,
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"request": {
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"first_line_format": True
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},
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"error": {
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"msg": True
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}
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}
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)
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return data
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converters = {
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(0, 11): convert_011_012,
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(0, 12): convert_012_013,
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(0, 13): convert_013_014,
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(0, 14): convert_014_015,
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(0, 15): convert_015_016,
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(0, 16): convert_016_017,
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(0, 17): convert_017_018,
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(0, 18): convert_018_019,
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}
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def migrate_flow(flow_data):
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while True:
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flow_version = tuple(flow_data.get(b"version", flow_data.get("version")))
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if flow_version[:2] == version.IVERSION[:2]:
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break
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elif flow_version[:2] in converters:
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flow_data = converters[flow_version[:2]](flow_data)
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else:
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v = ".".join(str(i) for i in flow_version)
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raise ValueError(
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"{} cannot read files serialized with version {}.".format(version.MITMPROXY, v)
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)
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# TODO: This should finally be moved in the converter for the first py3-only release.
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# It's here so that a py2 0.18 dump can be read by py3 0.18 and vice versa.
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flow_data = convert_unicode(flow_data)
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return flow_data
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