mirror of
https://github.com/janeczku/calibre-web.git
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b89ab9ff10
- moved most constants to separate file - sorted and cleaned-up imports - moved logging setup to separate file
79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Flask License
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#
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# Copyright © 2010 by the Pallets team, cervinko, janeczku, OzzieIsaacs
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#
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# Some rights reserved.
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#
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# Redistribution and use in source and binary forms of the software as
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# well as documentation, with or without modification, are permitted
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# provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# * Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE AND DOCUMENTATION IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
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# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE AND DOCUMENTATION, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# Inspired by http://flask.pocoo.org/snippets/35/
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from __future__ import division, print_function, unicode_literals
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class ReverseProxied(object):
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"""Wrap the application in this middleware and configure the
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front-end server to add these headers, to let you quietly bind
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this to a URL other than / and to an HTTP scheme that is
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different than what is used locally.
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Code courtesy of: http://flask.pocoo.org/snippets/35/
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In nginx:
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location /myprefix {
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proxy_pass http://127.0.0.1:8083;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Scheme $scheme;
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proxy_set_header X-Script-Name /myprefix;
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}
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"""
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def __init__(self, application):
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self.app = application
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def __call__(self, environ, start_response):
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script_name = environ.get('HTTP_X_SCRIPT_NAME', '')
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if script_name:
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environ['SCRIPT_NAME'] = script_name
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path_info = environ.get('PATH_INFO', '')
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if path_info and path_info.startswith(script_name):
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environ['PATH_INFO'] = path_info[len(script_name):]
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scheme = environ.get('HTTP_X_SCHEME', '')
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if scheme:
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environ['wsgi.url_scheme'] = scheme
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servr = environ.get('HTTP_X_FORWARDED_HOST', '')
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if servr:
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environ['HTTP_HOST'] = servr
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return self.app(environ, start_response)
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