Show More
@@ -1,94 +1,94 b'' | |||||
1 | # hgweb/wsgicgi.py - CGI->WSGI translator |
|
1 | # hgweb/wsgicgi.py - CGI->WSGI translator | |
2 | # |
|
2 | # | |
3 | # Copyright 2006 Eric Hopper <hopper@omnifarious.org> |
|
3 | # Copyright 2006 Eric Hopper <hopper@omnifarious.org> | |
4 | # |
|
4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 | # |
|
7 | # | |
8 | # This was originally copied from the public domain code at |
|
8 | # This was originally copied from the public domain code at | |
9 | # http://www.python.org/dev/peps/pep-0333/#the-server-gateway-side |
|
9 | # http://www.python.org/dev/peps/pep-0333/#the-server-gateway-side | |
10 |
|
10 | |||
11 | from __future__ import absolute_import |
|
11 | from __future__ import absolute_import | |
12 |
|
12 | |||
13 | import os |
|
13 | import os | |
14 |
|
14 | |||
15 | from ..pycompat import getattr |
|
15 | from ..pycompat import getattr | |
16 | from .. import pycompat |
|
16 | from .. import pycompat | |
17 |
|
17 | |||
18 | from ..utils import procutil |
|
18 | from ..utils import procutil | |
19 |
|
19 | |||
20 | from . import common |
|
20 | from . import common | |
21 |
|
21 | |||
22 |
|
22 | |||
23 | def launch(application): |
|
23 | def launch(application): | |
24 | procutil.setbinary(procutil.stdin) |
|
24 | procutil.setbinary(procutil.stdin) | |
25 | procutil.setbinary(procutil.stdout) |
|
25 | procutil.setbinary(procutil.stdout) | |
26 |
|
26 | |||
27 | environ = dict(pycompat.iteritems(os.environ)) # re-exports |
|
27 | environ = dict(pycompat.iteritems(os.environ)) # re-exports | |
28 |
environ.setdefault('PATH_INFO', |
|
28 | environ.setdefault('PATH_INFO', '') | |
29 | if environ.get('SERVER_SOFTWARE', '').startswith('Microsoft-IIS'): |
|
29 | if environ.get('SERVER_SOFTWARE', '').startswith('Microsoft-IIS'): | |
30 | # IIS includes script_name in PATH_INFO |
|
30 | # IIS includes script_name in PATH_INFO | |
31 | scriptname = environ['SCRIPT_NAME'] |
|
31 | scriptname = environ['SCRIPT_NAME'] | |
32 | if environ['PATH_INFO'].startswith(scriptname): |
|
32 | if environ['PATH_INFO'].startswith(scriptname): | |
33 | environ['PATH_INFO'] = environ['PATH_INFO'][len(scriptname) :] |
|
33 | environ['PATH_INFO'] = environ['PATH_INFO'][len(scriptname) :] | |
34 |
|
34 | |||
35 | stdin = procutil.stdin |
|
35 | stdin = procutil.stdin | |
36 | if environ.get('HTTP_EXPECT', '').lower() == '100-continue': |
|
36 | if environ.get('HTTP_EXPECT', '').lower() == '100-continue': | |
37 | stdin = common.continuereader(stdin, procutil.stdout.write) |
|
37 | stdin = common.continuereader(stdin, procutil.stdout.write) | |
38 |
|
38 | |||
39 | environ['wsgi.input'] = stdin |
|
39 | environ['wsgi.input'] = stdin | |
40 | environ['wsgi.errors'] = procutil.stderr |
|
40 | environ['wsgi.errors'] = procutil.stderr | |
41 | environ['wsgi.version'] = (1, 0) |
|
41 | environ['wsgi.version'] = (1, 0) | |
42 | environ['wsgi.multithread'] = False |
|
42 | environ['wsgi.multithread'] = False | |
43 | environ['wsgi.multiprocess'] = True |
|
43 | environ['wsgi.multiprocess'] = True | |
44 | environ['wsgi.run_once'] = True |
|
44 | environ['wsgi.run_once'] = True | |
45 |
|
45 | |||
46 | if environ.get('HTTPS', 'off').lower() in ('on', '1', 'yes'): |
|
46 | if environ.get('HTTPS', 'off').lower() in ('on', '1', 'yes'): | |
47 | environ['wsgi.url_scheme'] = 'https' |
|
47 | environ['wsgi.url_scheme'] = 'https' | |
48 | else: |
|
48 | else: | |
49 | environ['wsgi.url_scheme'] = 'http' |
|
49 | environ['wsgi.url_scheme'] = 'http' | |
50 |
|
50 | |||
51 | headers_set = [] |
|
51 | headers_set = [] | |
52 | headers_sent = [] |
|
52 | headers_sent = [] | |
53 | out = procutil.stdout |
|
53 | out = procutil.stdout | |
54 |
|
54 | |||
55 | def write(data): |
|
55 | def write(data): | |
56 | if not headers_set: |
|
56 | if not headers_set: | |
57 | raise AssertionError(b"write() before start_response()") |
|
57 | raise AssertionError(b"write() before start_response()") | |
58 |
|
58 | |||
59 | elif not headers_sent: |
|
59 | elif not headers_sent: | |
60 | # Before the first output, send the stored headers |
|
60 | # Before the first output, send the stored headers | |
61 | status, response_headers = headers_sent[:] = headers_set |
|
61 | status, response_headers = headers_sent[:] = headers_set | |
62 | out.write(b'Status: %s\r\n' % pycompat.bytesurl(status)) |
|
62 | out.write(b'Status: %s\r\n' % pycompat.bytesurl(status)) | |
63 | for hk, hv in response_headers: |
|
63 | for hk, hv in response_headers: | |
64 | out.write( |
|
64 | out.write( | |
65 | b'%s: %s\r\n' |
|
65 | b'%s: %s\r\n' | |
66 | % (pycompat.bytesurl(hk), pycompat.bytesurl(hv)) |
|
66 | % (pycompat.bytesurl(hk), pycompat.bytesurl(hv)) | |
67 | ) |
|
67 | ) | |
68 | out.write(b'\r\n') |
|
68 | out.write(b'\r\n') | |
69 |
|
69 | |||
70 | out.write(data) |
|
70 | out.write(data) | |
71 | out.flush() |
|
71 | out.flush() | |
72 |
|
72 | |||
73 | def start_response(status, response_headers, exc_info=None): |
|
73 | def start_response(status, response_headers, exc_info=None): | |
74 | if exc_info: |
|
74 | if exc_info: | |
75 | try: |
|
75 | try: | |
76 | if headers_sent: |
|
76 | if headers_sent: | |
77 | # Re-raise original exception if headers sent |
|
77 | # Re-raise original exception if headers sent | |
78 | raise exc_info[0](exc_info[1], exc_info[2]) |
|
78 | raise exc_info[0](exc_info[1], exc_info[2]) | |
79 | finally: |
|
79 | finally: | |
80 | del exc_info # avoid dangling circular ref |
|
80 | del exc_info # avoid dangling circular ref | |
81 | elif headers_set: |
|
81 | elif headers_set: | |
82 | raise AssertionError(b"Headers already set!") |
|
82 | raise AssertionError(b"Headers already set!") | |
83 |
|
83 | |||
84 | headers_set[:] = [status, response_headers] |
|
84 | headers_set[:] = [status, response_headers] | |
85 | return write |
|
85 | return write | |
86 |
|
86 | |||
87 | content = application(environ, start_response) |
|
87 | content = application(environ, start_response) | |
88 | try: |
|
88 | try: | |
89 | for chunk in content: |
|
89 | for chunk in content: | |
90 | write(chunk) |
|
90 | write(chunk) | |
91 | if not headers_sent: |
|
91 | if not headers_sent: | |
92 | write(b'') # send headers now if body was empty |
|
92 | write(b'') # send headers now if body was empty | |
93 | finally: |
|
93 | finally: | |
94 | getattr(content, 'close', lambda: None)() |
|
94 | getattr(content, 'close', lambda: None)() |
General Comments 0
You need to be logged in to leave comments.
Login now