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Diffstat (limited to 'Mailman/Cgi/wsgi_app.py')
| -rw-r--r-- | Mailman/Cgi/wsgi_app.py | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/Mailman/Cgi/wsgi_app.py b/Mailman/Cgi/wsgi_app.py deleted file mode 100644 index 7c0d01b5e..000000000 --- a/Mailman/Cgi/wsgi_app.py +++ /dev/null @@ -1,286 +0,0 @@ -# Copyright (C) 2006-2008 by the Free Software Foundation, Inc. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License -# as published by the Free Software Foundation; either version 2 -# of the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, -# USA. - -import os -import re -import sys - -from cStringIO import StringIO -from email import message_from_string -from urlparse import urlparse - -from Mailman.configuration import config - -# XXX Should this be configurable in Defaults.py? -STEALTH_MODE = False -MOVED_RESPONSE = '302 Found' -# Above is for debugging convenience. We should use: -# MOVED_RESPONSE = '301 Moved Permanently' - - - -def websafe(s): - return s - - -SCRIPTS = ['admin', 'admindb', 'confirm', 'create', - 'edithtml', 'listinfo', 'options', 'private', - 'rmlist', 'roster', 'subscribe'] -ARCHVIEW = ['private'] - -SLASH = '/' -NL2 = '\n\n' -CRLF2 = '\r\n\r\n' - -dotonly = re.compile(r'^\.+$') - - - -# WSGI to CGI wrapper. Mostly copied from scripts/driver. -def mailman_app(environ, start_response): - """Wrapper to *.py CGI commands""" - global STEALTH_MODE, websafe - try: - try: - if not STEALTH_MODE: - from Mailman.Utils import websafe - except: - STEALTH_MODE = True - raise - - import logging - log = logging.getLogger('mailman.error') - - from Mailman import i18n - i18n.set_language(config.DEFAULT_SERVER_LANGUAGE) - - path = environ['PATH_INFO'] - paths = path.split(SLASH) - # sanity check for paths - spaths = [ i for i in paths[1:] if i and not dotonly.match(i) ] - if spaths and spaths != paths[1:]: - newpath = SLASH + SLASH.join(spaths) - start_response(MOVED_RESPONSE, [('Location', newpath)]) - return 'Location: ' + newpath - # find script name - for script in SCRIPTS: - if script in spaths: - # Get script position in spaths and break. - scrpos = spaths.index(script) - break - else: - # Can't find valid script. - start_response('404 Not Found', []) - return '404 Not Found' - # Compose CGI SCRIPT_NAME and PATH_INFO from WSGI path. - script_name = SLASH + SLASH.join(spaths[:scrpos+1]) - environ['SCRIPT_NAME'] = script_name - if len(paths) > scrpos+2: - path_info = SLASH + SLASH.join(paths[scrpos+2:]) - if script in ARCHVIEW \ - and path_info.count('/') in (1,2) \ - and not paths[-1].split('.')[-1] in ('html', 'txt', 'gz'): - # Add index.html if /private/listname or - # /private/listname/YYYYmm is requested. - newpath = script_name + path_info + '/index.html' - start_response(MOVED_RESPONSE, [('Location', newpath)]) - return 'Location: ' + newpath - environ['PATH_INFO'] = path_info - else: - environ['PATH_INFO'] = '' - # Reverse proxy environment. - if environ.has_key('HTTP_X_FORWARDED_HOST'): - environ['HTTP_HOST'] = environ['HTTP_X_FORWARDED_HOST'] - if environ.has_key('HTTP_X_FORWARDED_FOR'): - environ['REMOTE_HOST'] = environ['HTTP_X_FORWARDED_FOR'] - modname = 'Mailman.Cgi.' + script - # Clear previous cookie before setting new one. - os.environ['HTTP_COOKIE'] = '' - for k, v in environ.items(): - os.environ[k] = str(v) - # Prepare for redirection - save_stdin = sys.stdin - # CGI writes its output to sys.stdout, while wsgi app should - # return (list of) strings. - save_stdout = sys.stdout - save_stderr = sys.stderr - tmpstdout = StringIO() - tmpstderr = StringIO() - response = '' - try: - try: - sys.stdin = environ['wsgi.input'] - sys.stdout = tmpstdout - sys.stderr = tmpstderr - __import__(modname) - sys.modules[modname].main() - response = sys.stdout.getvalue() - finally: - sys.stdin = save_stdin - sys.stdout = save_stdout - sys.stderr = save_stderr - except SystemExit: - sys.stdout.write(tmpstdout.getvalue()) - if response: - try: - head, content = response.split(NL2, 1) - except ValueError: - head, content = response.split(CRLF2, 1) - m = message_from_string(head + CRLF2) - start_response('200 OK', m.items()) - return [content] - else: - # TBD: Error Code/Message - start_response('500 Server Error', []) - return '500 Internal Server Error' - except: - start_response('200 OK', [('Content-Type', 'text/html')]) - retstring = print_traceback(log) - retstring += print_environment(log) - return retstring - - - -# These functions are extracted and modified from scripts/driver. -# -# If possible, we print the error to two places. One will always be stdout -# and the other will be the log file if a log file was created. It is assumed -# that stdout is an HTML sink. -def print_traceback(log=None): - try: - import traceback - except ImportError: - traceback = None - try: - from Mailman.Version import VERSION - except ImportError: - VERSION = '<undetermined>' - - # Write to the log file first. - if log: - outfp = StringIO() - - print >> outfp, '@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@' - print >> outfp, '[----- Mailman Version: %s -----]' % VERSION - print >> outfp, '[----- Traceback ------]' - if traceback: - traceback.print_exc(file=outfp) - else: - print >> outfp, '[failed to import module traceback]' - print >> outfp, '[exc: %s, var: %s]' % sys.exc_info()[0:2] - # Don't use .exception() since that'll give us the exception twice. - # IWBNI we could print directly to the log's stream, or treat a log - # like an output stream. - log.error('%s', outfp.getvalue()) - - # return HTML sink. - htfp = StringIO() - print >> htfp, """\ -<head><title>Bug in Mailman version %(VERSION)s</title></head> -<body bgcolor=#ffffff><h2>Bug in Mailman version %(VERSION)s</h2> -<p><h3>We're sorry, we hit a bug!</h3> -""" % locals() - if not STEALTH_MODE: - print >> htfp, '''<p>If you would like to help us identify the problem, -please email a copy of this page to the webmaster for this site with -a description of what happened. Thanks! - -<h4>Traceback:</h4><p><pre>''' - exc_info = sys.exc_info() - if traceback: - for line in traceback.format_exception(*exc_info): - print >> htfp, websafe(line) - else: - print >> htfp, '[failed to import module traceback]' - print >> htfp, '[exc: %s, var: %s]' %\ - [websafe(x) for x in exc_info[0:2]] - print >> htfp, '\n\n</pre></body>' - else: - print >> htfp, '''<p>Please inform the webmaster for this site of this -problem. Printing of traceback and other system information has been -explicitly inhibited, but the webmaster can find this information in the -Mailman error logs.''' - return htfp.getvalue() - - - -def print_environment(log=None): - try: - import os - except ImportError: - os = None - - if log: - outfp = StringIO() - - # Write some information about our Python executable to the log file. - print >> outfp, '[----- Python Information -----]' - print >> outfp, 'sys.version =', sys.version - print >> outfp, 'sys.executable =', sys.executable - print >> outfp, 'sys.prefix =', sys.prefix - print >> outfp, 'sys.exec_prefix =', sys.exec_prefix - print >> outfp, 'sys.path =', sys.exec_prefix - print >> outfp, 'sys.platform =', sys.platform - - # Write the same information to the HTML sink. - htfp = StringIO() - if not STEALTH_MODE: - print >> htfp, """\ -<p><hr><h4>Python information:</h4> - -<p><table> -<tr><th>Variable</th><th>Value</th></tr> -<tr><td><tt>sys.version</tt></td><td> %s </td></tr> -<tr><td><tt>sys.executable</tt></td><td> %s </td></tr> -<tr><td><tt>sys.prefix</tt></td><td> %s </td></tr> -<tr><td><tt>sys.exec_prefix</tt></td><td> %s </td></tr> -<tr><td><tt>sys.path</tt></td><td> %s </td></tr> -<tr><td><tt>sys.platform</tt></td><td> %s </td></tr> -</table>""" % (sys.version, sys.executable, sys.prefix, - sys.exec_prefix, sys.path, sys.platform) - - # Write environment variables to the log file. - if log: - print >> outfp, '[----- Environment Variables -----]' - if os: - for k, v in os.environ.items(): - print >> outfp, '\t%s: %s' % (k, v) - else: - print >> outfp, '[failed to import module os]' - - # Write environment variables to the HTML sink. - if not STEALTH_MODE: - print >> htfp, """\ -<p><hr><h4>Environment variables:</h4> - -<p><table> -<tr><th>Variable</th><th>Value</th></tr> -""" - if os: - for k, v in os.environ.items(): - print >> htfp, '<tr><td><tt>' + websafe(k) + \ - '</tt></td><td>' + websafe(v) + \ - '</td></tr>' - print >> htfp, '</table>' - else: - print >> htfp, '<p><hr>[failed to import module os]' - - # Dump the log output - if log: - log.error('%s', outfp.getvalue()) - - return htfp.getvalue() |