| # Copyright (C) 2019 Apple Inc. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # |
| # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS "AS IS" AND |
| # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| # DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR |
| # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| |
| # This isn't a perfect implementation, but it covers the cases needed by results databases |
| class PartitionedRedis(object): |
| |
| def __init__(self, redis, partition): |
| self._redis = redis |
| self._partition = partition |
| if not self._partition: |
| raise ValueError('KeyedRedis object requires a defined partition key') |
| |
| def ping(self): |
| return self._redis.ping() |
| |
| def get(self, name): |
| return self._redis.get(self._partition + ':' + name) |
| |
| def set(self, name, value, **kwargs): |
| return self._redis.set(self._partition + ':' + name, value, **kwargs) |
| |
| def lock(self, name, **kwargs): |
| return self._redis.lock(self._partition + ':' + name, **kwargs) |
| |
| def delete(self, *names): |
| names_to_delete = [self._partition + ':' + name for name in names] |
| return self._redis.delete(*names_to_delete) |
| |
| def scan_iter(self, match=None, **kwargs): |
| for key in self._redis.scan_iter(match=self._partition + ':' + match, **kwargs): |
| yield key[len(self._partition) + 1:] |