48 lines
1.8 KiB
Python
48 lines
1.8 KiB
Python
# Copyright 2012 Hewlett-Packard Development Company, L.P.
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# Copyright 2013 OpenStack Foundation
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# Copyright 2016 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# 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
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# under the License.
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import logging
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import psutil
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from zuul.driver import (Driver, WrapperInterface)
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from zuul.execution_context import BaseExecutionContext
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class NullExecutionContext(BaseExecutionContext):
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log = logging.getLogger("zuul.NullExecutionContext")
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def getPopen(self, **kwargs):
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return psutil.Popen
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class NullwrapDriver(Driver, WrapperInterface):
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name = 'nullwrap'
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log = logging.getLogger("zuul.NullwrapDriver")
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def getExecutionContext(self, ro_paths=None, rw_paths=None, secrets=None):
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# The bubblewrap driver writes secrets to a tmpfs so that they
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# don't hit the disk (unless the kernel swaps the memory to
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# disk, which can be mitigated with encrypted swap). We
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# haven't implemented similar functionality in nullwrap, so
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# for safety, raise an exception in that case. If you are
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# interested in implementing this functionality, please
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# contact us on the mailing list.
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if secrets:
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raise NotImplementedError(
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"The nullwrap driver does not support the use of secrets. "
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"Consider using the bubblewrap driver instead.")
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return NullExecutionContext()
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