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73 lines
3.2 KiB
Python
73 lines
3.2 KiB
Python
#
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# This file is part of pretix (Community Edition).
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#
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# Copyright (C) 2014-2020 Raphael Michel and contributors
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# Copyright (C) 2020-2021 rami.io GmbH and contributors
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#
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# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
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# Public License as published by the Free Software Foundation in version 3 of the License.
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#
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# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
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# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
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# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
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# this file, see <https://pretix.eu/about/en/license>.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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# This file is based on an earlier version of pretix which was released under the Apache License 2.0. The full text of
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# the Apache License 2.0 can be obtained at <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# This file may have since been changed and any changes are released under the terms of AGPLv3 as described above. A
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# full history of changes and contributors is available at <https://github.com/pretix/pretix>.
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#
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# This file contains Apache-licensed contributions copyrighted by: Sohalt
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#
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# Unless required by applicable law or agreed to in writing, software distributed under the Apache License 2.0 is
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# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under the License.
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import cProfile
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import os
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import random
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import time
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from django.conf import settings
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class CProfileMiddleware(object):
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banlist = (
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'/healthcheck/',
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'/jsi18n/'
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)
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def __init__(self, get_response):
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self.get_response = get_response
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# One-time configuration and initialization.
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def __call__(self, request):
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# Code to be executed for each request before
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# the view (and later middleware) are called.
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for b in self.banlist:
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if b in request.path:
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return self.get_response(request)
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if settings.PROFILING_RATE > 0 and random.random() < settings.PROFILING_RATE / 100:
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profiler = cProfile.Profile()
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profiler.enable()
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starttime = time.perf_counter()
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response = self.get_response(request)
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profiler.disable()
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tottime = time.perf_counter() - starttime
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profiler.dump_stats(os.path.join(settings.PROFILE_DIR, '{time:.0f}_{tottime:.3f}_{path}.pstat'.format(
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path=request.path[1:].replace("/", "_"), tottime=tottime, time=time.time()
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)))
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return response
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else:
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return self.get_response(request)
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