Support reverse proxy subdirectory

Closes #19
This commit is contained in:
janeczku 2016-07-14 02:12:21 +02:00
parent d0c9bf9e0e
commit 34e11fab79

View File

@ -32,7 +32,44 @@ except ImportError, e:
use_generic_pdf_cover = True
from shutil import copyfile
class ReverseProxied(object):
'''Wrap the application in this middleware and configure the
front-end server to add these headers, to let you quietly bind
this to a URL other than / and to an HTTP scheme that is
different than what is used locally.
Code courtesy of: http://flask.pocoo.org/snippets/35/
In nginx:
location /myprefix {
proxy_pass http://127.0.0.1:8083;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Scheme $scheme;
proxy_set_header X-Script-Name /myprefix;
}
'''
def __init__(self, app):
self.app = app
def __call__(self, environ, start_response):
script_name = environ.get('HTTP_X_SCRIPT_NAME', '')
if script_name:
environ['SCRIPT_NAME'] = script_name
path_info = environ['PATH_INFO']
if path_info.startswith(script_name):
environ['PATH_INFO'] = path_info[len(script_name):]
scheme = environ.get('HTTP_X_SCHEME', '')
if scheme:
environ['wsgi.url_scheme'] = scheme
server = environ.get('HTTP_X_FORWARDED_SERVER', '')
if server:
environ['HTTP_HOST'] = server
return self.app(environ, start_response)
app = (Flask(__name__))
app.wsgi_app = ReverseProxied(app.wsgi_app)
formatter = logging.Formatter(
"[%(asctime)s] {%(pathname)s:%(lineno)d} %(levelname)s - %(message)s")