Current File : //lib/python3/dist-packages/mitmproxy/http.py
import html
import time
from typing import Optional, Tuple
from mitmproxy import flow
from mitmproxy import version
from mitmproxy.net import http
from mitmproxy.utils import compat
HTTPRequest = http.Request
HTTPResponse = http.Response
class HTTPFlow(flow.Flow):
"""
An HTTPFlow is a collection of objects representing a single HTTP
transaction.
"""
request: http.Request
response: Optional[http.Response] = None
error: Optional[flow.Error] = None
"""
Note that it's possible for a Flow to have both a response and an error
object. This might happen, for instance, when a response was received
from the server, but there was an error sending it back to the client.
"""
server_conn: compat.Server
client_conn: compat.Client
intercepted: bool = False
""" Is this flow currently being intercepted? """
mode: str
""" What mode was the proxy layer in when receiving this request? """
def __init__(self, client_conn, server_conn, live=None, mode="regular"):
super().__init__("http", client_conn, server_conn, live)
self.mode = mode
_stateobject_attributes = flow.Flow._stateobject_attributes.copy()
# mypy doesn't support update with kwargs
_stateobject_attributes.update(dict(
request=http.Request,
response=http.Response,
mode=str
))
def __repr__(self):
s = "<HTTPFlow"
for a in ("request", "response", "error", "client_conn", "server_conn"):
if getattr(self, a, False):
s += f"\r\n {a} = {{flow.{a}}}"
s += ">"
return s.format(flow=self)
@property
def timestamp_start(self) -> float:
return self.request.timestamp_start
def copy(self):
f = super().copy()
if self.request:
f.request = self.request.copy()
if self.response:
f.response = self.response.copy()
return f
def make_error_response(
status_code: int,
message: str = "",
headers: Optional[http.Headers] = None,
) -> http.Response:
body: bytes = """
<html>
<head>
<title>{status_code} {reason}</title>
</head>
<body>
<h1>{status_code} {reason}</h1>
<p>{message}</p>
</body>
</html>
""".strip().format(
status_code=status_code,
reason=http.status_codes.RESPONSES.get(status_code, "Unknown"),
message=html.escape(message),
).encode("utf8", "replace")
if not headers:
headers = http.Headers(
Server=version.MITMPROXY,
Connection="close",
Content_Length=str(len(body)),
Content_Type="text/html"
)
return http.Response.make(status_code, body, headers)
def make_connect_request(address: Tuple[str, int]) -> http.Request:
return http.Request(
host=address[0],
port=address[1],
method=b"CONNECT",
scheme=b"",
authority=f"{address[0]}:{address[1]}".encode(),
path=b"",
http_version=b"HTTP/1.1",
headers=http.Headers(),
content=b"",
trailers=None,
timestamp_start=time.time(),
timestamp_end=time.time(),
)
def make_connect_response(http_version):
# Do not send any response headers as it breaks proxying non-80 ports on
# Android emulators using the -http-proxy option.
return http.Response(
http_version,
200,
b"Connection established",
http.Headers(),
b"",
None,
time.time(),
time.time(),
)
def make_expect_continue_response():
return http.Response.make(100)
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