65 lines
2.4 KiB
Python
65 lines
2.4 KiB
Python
# Copyright (C) 2010-2024 RhodeCode GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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"""
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middleware to handle https correctly
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"""
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from rhodecode.lib.utils2 import str2bool
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class HttpsFixup(object):
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def __init__(self, app, config):
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self.application = app
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self.config = config
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def __call__(self, environ, start_response):
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self.__fixup(environ)
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debug = str2bool(self.config.get("debug"))
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is_ssl = environ["wsgi.url_scheme"] == "https"
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def custom_start_response(status, headers, exc_info=None):
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if is_ssl and str2bool(self.config.get("use_htsts")) and not debug:
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headers.append(("Strict-Transport-Security", "max-age=8640000; includeSubDomains"))
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return start_response(status, headers, exc_info)
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return self.application(environ, custom_start_response)
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def __fixup(self, environ):
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"""
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Function to fixup the environ as needed. In order to use this
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middleware you should set this header inside your
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proxy ie. nginx, apache etc.
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"""
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# DETECT PROTOCOL !
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if "HTTP_X_URL_SCHEME" in environ:
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proto = environ.get("HTTP_X_URL_SCHEME")
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elif "HTTP_X_FORWARDED_SCHEME" in environ:
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proto = environ.get("HTTP_X_FORWARDED_SCHEME")
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elif "HTTP_X_FORWARDED_PROTO" in environ:
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proto = environ.get("HTTP_X_FORWARDED_PROTO")
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else:
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proto = "http"
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org_proto = proto
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# if we have force, just override
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if str2bool(self.config.get("force_https")):
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proto = "https"
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environ["wsgi.url_scheme"] = proto
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environ["wsgi._org_proto"] = org_proto
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