Source code for heat.api.middleware.ssl

#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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from oslo_config import cfg

from heat.common import wsgi

ssl_middleware_opts = [
    cfg.StrOpt('secure_proxy_ssl_header',
               default='X-Forwarded-Proto',
               help="The HTTP Header that will be used to determine which "
                    "the original request protocol scheme was, even if it was "
                    "removed by an SSL terminator proxy.")
]
cfg.CONF.register_opts(ssl_middleware_opts)


[docs]class SSLMiddleware(wsgi.Middleware): """A middleware that replaces the request wsgi.url_scheme environment variable with the value of HTTP header configured in secure_proxy_ssl_header if exists in the incoming request. This is useful if the server is behind a SSL termination proxy. """ def __init__(self, application): super(SSLMiddleware, self).__init__(application) self.secure_proxy_ssl_header = 'HTTP_{0}'.format( cfg.CONF.secure_proxy_ssl_header.upper().replace('-', '_'))
[docs] def process_request(self, req): req.environ['wsgi.url_scheme'] = req.environ.get( self.secure_proxy_ssl_header, req.environ['wsgi.url_scheme'])
[docs]def list_opts(): yield None, ssl_middleware_opts

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