mirror of
https://github.com/janeczku/calibre-web
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62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
#
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# Copyright 2015 Jordan Milne
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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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# Source: https://github.com/JordanMilne/Advocate
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import collections
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import functools
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from urllib3 import PoolManager
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from urllib3.poolmanager import _default_key_normalizer, PoolKey
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from .connectionpool import (
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ValidatingHTTPSConnectionPool,
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ValidatingHTTPConnectionPool,
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)
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pool_classes_by_scheme = {
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"http": ValidatingHTTPConnectionPool,
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"https": ValidatingHTTPSConnectionPool,
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}
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AdvocatePoolKey = collections.namedtuple('AdvocatePoolKey',
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PoolKey._fields + ('key_validator',))
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def key_normalizer(key_class, request_context):
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request_context = request_context.copy()
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# TODO: add ability to serialize validator rules to dict,
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# allowing pool to be shared between sessions with the same
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# rules.
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request_context["validator"] = id(request_context["validator"])
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return _default_key_normalizer(key_class, request_context)
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key_fn_by_scheme = {
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'http': functools.partial(key_normalizer, AdvocatePoolKey),
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'https': functools.partial(key_normalizer, AdvocatePoolKey),
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}
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class ValidatingPoolManager(PoolManager):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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# Make sure the API hasn't changed
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assert (hasattr(self, 'pool_classes_by_scheme'))
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self.pool_classes_by_scheme = pool_classes_by_scheme
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self.key_fn_by_scheme = key_fn_by_scheme.copy()
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