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57 lines
1.6 KiB
57 lines
1.6 KiB
# -*- encoding: utf-8 -*-
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import os
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import logging
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from werkzeug.wsgi import DispatcherMiddleware
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from werkzeug.wrappers import Response
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from isso import make_app, wsgi
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from isso.core import Config
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logger = logging.getLogger("isso")
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class Dispatcher(DispatcherMiddleware):
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"""
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A dispatcher to support different websites. Dispatches based on
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a relative URI, e.g. /foo.example and /other.bar.
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"""
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def __init__(self, *confs):
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self.isso = {}
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for i, conf in enumerate(map(Config.load, confs)):
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if not conf.get("general", "name"):
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logger.warn("unable to dispatch %r, no 'name' set", confs[i])
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continue
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self.isso["/" + conf.get("general", "name")] = make_app(conf)
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super(Dispatcher, self).__init__(self.default, mounts=self.isso)
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def __call__(self, environ, start_response):
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# clear X-Script-Name as the PATH_INFO is already adjusted
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environ.pop('HTTP_X_SCRIPT_NAME', None)
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return super(Dispatcher, self).__call__(environ, start_response)
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def default(self, environ, start_response):
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resp = Response("\n".join(self.isso.keys()), 404, content_type="text/plain")
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return resp(environ, start_response)
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if "ISSO_SETTINGS" not in os.environ:
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logger.fatal('no such environment variable: ISSO_SETTINGS')
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else:
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confs = os.environ["ISSO_SETTINGS"].split(";")
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for path in confs:
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if not os.path.isfile(path):
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logger.fatal("%s: no such file", path)
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break
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else:
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application = wsgi.SubURI(Dispatcher(*confs))
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