39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
# Copyright 2023 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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from tensorboard import auth
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from tensorboard import context
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class AuthContextMiddleware:
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"""WSGI middleware to inject an AuthContext into the RequestContext."""
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def __init__(self, application, auth_providers):
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"""Initializes this middleware.
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Args:
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application: A WSGI application to delegate to.
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auth_providers: The auth_providers to provide to the AuthContext.
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"""
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self._application = application
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self._auth_providers = auth_providers
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def __call__(self, environ, start_response):
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"""Invoke this WSGI application."""
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environ = dict(environ)
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auth_ctx = auth.AuthContext(self._auth_providers, environ)
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ctx = context.from_environ(environ).replace(auth=auth_ctx)
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context.set_in_environ(environ, ctx)
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return self._application(environ, start_response)
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