Changeset - 4ed55c851d1c
[Not reviewed]
beta
0 1 0
Marcin Kuzminski - 13 years ago 2013-04-27 01:47:56
marcin@python-works.com
fix broken handling of adding an htsts.
Modifing response/request was having trouble in some redirect cases
1 file changed with 8 insertions and 9 deletions:
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rhodecode/lib/middleware/https_fixup.py
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@@ -2,70 +2,69 @@
 
"""
 
    rhodecode.lib.middleware.https_fixup
 
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

	
 
    middleware to handle https correctly
 

	
 
    :created_on: May 23, 2010
 
    :author: marcink
 
    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
 
    :license: GPLv3, see COPYING for more details.
 
"""
 
# 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 3 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, see <http://www.gnu.org/licenses/>.
 

	
 
from pylons.controllers.util import Request
 
from rhodecode.lib.utils2 import str2bool
 

	
 

	
 
class HttpsFixup(object):
 

	
 
    def __init__(self, app, config):
 
        self.application = app
 
        self.config = config
 

	
 
    def __call__(self, environ, start_response):
 
        self.__fixup(environ)
 
        debug = str2bool(self.config.get('debug'))
 
        if str2bool(self.config.get('use_htsts')) and not debug:
 
            req = Request(environ, self.application)
 
            resp = req.get_response(self.application)
 
            if environ['wsgi.url_scheme'] == 'https':
 
                resp.headers['Strict-Transport-Security'] = \
 
                    'max-age=8640000; includeSubDomains'
 
            return resp(environ, start_response)
 
        is_ssl = environ['wsgi.url_scheme'] == 'https'
 

	
 
        return self.application(environ, start_response)
 
        def custom_start_response(status, headers, exc_info=None):
 
            if is_ssl and str2bool(self.config.get('use_htsts')) and not debug:
 
                headers.append(('Strict-Transport-Security',
 
                                'max-age=8640000; includeSubDomains'))
 
            return start_response(status, headers, exc_info)
 

	
 
        return self.application(environ, custom_start_response)
 

	
 
    def __fixup(self, environ):
 
        """
 
        Function to fixup the environ as needed. In order to use this
 
        middleware you should set this header inside your
 
        proxy ie. nginx, apache etc.
 
        """
 
        # DETECT PROTOCOL !
 
        if 'HTTP_X_URL_SCHEME' in environ:
 
            proto = environ.get('HTTP_X_URL_SCHEME')
 
        elif 'HTTP_X_FORWARDED_SCHEME' in environ:
 
            proto = environ.get('HTTP_X_FORWARDED_SCHEME')
 
        elif 'HTTP_X_FORWARDED_PROTO' in environ:
 
            proto = environ.get('HTTP_X_FORWARDED_PROTO')
 
        else:
 
            proto = 'http'
 
        org_proto = proto
 

	
 
        # if we have force, just override
 
        if str2bool(self.config.get('force_https')):
 
            proto = 'https'
 

	
 
        environ['wsgi.url_scheme'] = proto
 
        environ['wsgi._org_proto'] = org_proto
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