Merge pull request #883 from mitmproxy/hyper-h2

HTTP/2: Implementation using hyper-h2

1 files changed, 70 insertions, 0 deletions

diff --git a/libmproxy/protocol/http1.py b/libmproxy/protocol/http1.py
new file mode 100644
index 00000000..fc2cf07a
--- /dev/null
+++ b/libmproxy/protocol/http1.py
@@ -0,0 +1,70 @@
+from __future__ import (absolute_import, print_function, division)
+
+import six
+
+from netlib import tcp
+from netlib.http import http1
+
+from .http import _HttpTransmissionLayer, HttpLayer
+from .. import utils
+from ..models import HTTPRequest, HTTPResponse
+
+
+class Http1Layer(_HttpTransmissionLayer):
+
+    def __init__(self, ctx, mode):
+        super(Http1Layer, self).__init__(ctx)
+        self.mode = mode
+
+    def read_request(self):
+        req = http1.read_request(self.client_conn.rfile, body_size_limit=self.config.body_size_limit)
+        return HTTPRequest.wrap(req)
+
+    def read_request_body(self, request):
+        expected_size = http1.expected_http_body_size(request)
+        return http1.read_body(self.client_conn.rfile, expected_size, self.config.body_size_limit)
+
+    def send_request(self, request):
+        self.server_conn.wfile.write(http1.assemble_request(request))
+        self.server_conn.wfile.flush()
+
+    def read_response_headers(self):
+        resp = http1.read_response_head(self.server_conn.rfile)
+        return HTTPResponse.wrap(resp)
+
+    def read_response_body(self, request, response):
+        expected_size = http1.expected_http_body_size(request, response)
+        return http1.read_body(self.server_conn.rfile, expected_size, self.config.body_size_limit)
+
+    def send_response_headers(self, response):
+        raw = http1.assemble_response_head(response)
+        self.client_conn.wfile.write(raw)
+        self.client_conn.wfile.flush()
+
+    def send_response_body(self, response, chunks):
+        for chunk in http1.assemble_body(response.headers, chunks):
+            self.client_conn.wfile.write(chunk)
+            self.client_conn.wfile.flush()
+
+    def check_close_connection(self, flow):
+        request_close = http1.connection_close(
+            flow.request.http_version,
+            flow.request.headers
+        )
+        response_close = http1.connection_close(
+            flow.response.http_version,
+            flow.response.headers
+        )
+        read_until_eof = http1.expected_http_body_size(flow.request, flow.response) == -1
+        close_connection = request_close or response_close or read_until_eof
+        if flow.request.form_in == "authority" and flow.response.status_code == 200:
+            # Workaround for https://github.com/mitmproxy/mitmproxy/issues/313:
+            # Charles Proxy sends a CONNECT response with HTTP/1.0
+            # and no Content-Length header
+
+            return False
+        return close_connection
+
+    def __call__(self):
+        layer = HttpLayer(self, self.mode)
+        layer()