mirror of
https://github.com/facebook/sapling.git
synced 2024-10-11 09:17:30 +03:00
82715fd2ea
Reviewed By: quark-zju Differential Revision: D19608323 fbshipit-source-id: dd186ef16d6422a56af41fcaa850d9838ae9a240
91 lines
2.9 KiB
Python
91 lines
2.9 KiB
Python
# Portions Copyright (c) Facebook, Inc. and its affiliates.
|
|
#
|
|
# This software may be used and distributed according to the terms of the
|
|
# GNU General Public License version 2.
|
|
|
|
# hgweb/wsgicgi.py - CGI->WSGI translator
|
|
#
|
|
# Copyright 2006 Eric Hopper <hopper@omnifarious.org>
|
|
#
|
|
# This software may be used and distributed according to the terms of the
|
|
# GNU General Public License version 2 or any later version.
|
|
#
|
|
# This was originally copied from the public domain code at
|
|
# http://www.python.org/dev/peps/pep-0333/#the-server-gateway-side
|
|
|
|
from __future__ import absolute_import
|
|
|
|
from .. import encoding, util
|
|
from . import common
|
|
|
|
|
|
def launch(application):
|
|
util.setbinary(util.stdin)
|
|
util.setbinary(util.stdout)
|
|
|
|
environ = dict(encoding.environ.items())
|
|
environ.setdefault(r"PATH_INFO", "")
|
|
if environ.get(r"SERVER_SOFTWARE", r"").startswith(r"Microsoft-IIS"):
|
|
# IIS includes script_name in PATH_INFO
|
|
scriptname = environ[r"SCRIPT_NAME"]
|
|
if environ[r"PATH_INFO"].startswith(scriptname):
|
|
environ[r"PATH_INFO"] = environ[r"PATH_INFO"][len(scriptname) :]
|
|
|
|
stdin = util.stdin
|
|
if environ.get(r"HTTP_EXPECT", r"").lower() == r"100-continue":
|
|
stdin = common.continuereader(stdin, util.stdout.write)
|
|
|
|
environ[r"wsgi.input"] = stdin
|
|
environ[r"wsgi.errors"] = util.stderr
|
|
environ[r"wsgi.version"] = (1, 0)
|
|
environ[r"wsgi.multithread"] = False
|
|
environ[r"wsgi.multiprocess"] = True
|
|
environ[r"wsgi.run_once"] = True
|
|
|
|
if environ.get(r"HTTPS", r"off").lower() in (r"on", r"1", r"yes"):
|
|
environ[r"wsgi.url_scheme"] = r"https"
|
|
else:
|
|
environ[r"wsgi.url_scheme"] = r"http"
|
|
|
|
headers_set = []
|
|
headers_sent = []
|
|
out = util.stdout
|
|
|
|
def write(data):
|
|
if not headers_set:
|
|
raise AssertionError("write() before start_response()")
|
|
|
|
elif not headers_sent:
|
|
# Before the first output, send the stored headers
|
|
status, response_headers = headers_sent[:] = headers_set
|
|
out.write("Status: %s\r\n" % status)
|
|
for header in response_headers:
|
|
out.write("%s: %s\r\n" % header)
|
|
out.write("\r\n")
|
|
|
|
out.write(data)
|
|
out.flush()
|
|
|
|
def start_response(status, response_headers, exc_info=None):
|
|
if exc_info:
|
|
try:
|
|
if headers_sent:
|
|
# Re-raise original exception if headers sent
|
|
raise exc_info[0](exc_info[1], exc_info[2])
|
|
finally:
|
|
exc_info = None # avoid dangling circular ref
|
|
elif headers_set:
|
|
raise AssertionError("Headers already set!")
|
|
|
|
headers_set[:] = [status, response_headers]
|
|
return write
|
|
|
|
content = application(environ, start_response)
|
|
try:
|
|
for chunk in content:
|
|
write(chunk)
|
|
if not headers_sent:
|
|
write("") # send headers now if body was empty
|
|
finally:
|
|
getattr(content, "close", lambda: None)()
|