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51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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from .api import * # noqa: F403
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from .config import * # noqa: F403
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def kvstore_dependencies():
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return ["aiosqlite", "psycopg2-binary", "redis"]
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class InmemoryKVStoreImpl(KVStore):
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def __init__(self):
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self._store = {}
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async def initialize(self) -> None:
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pass
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async def get(self, key: str) -> Optional[str]:
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return self._store.get(key)
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async def set(self, key: str, value: str) -> None:
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self._store[key] = value
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async def range(self, start_key: str, end_key: str) -> List[str]:
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return [
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self._store[key]
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for key in self._store.keys()
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if key >= start_key and key < end_key
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]
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async def kvstore_impl(config: KVStoreConfig) -> KVStore:
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if config.type == KVStoreType.redis.value:
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from .redis import RedisKVStoreImpl
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impl = RedisKVStoreImpl(config)
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elif config.type == KVStoreType.sqlite.value:
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from .sqlite import SqliteKVStoreImpl
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impl = SqliteKVStoreImpl(config)
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elif config.type == KVStoreType.postgres.value:
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raise NotImplementedError()
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else:
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raise ValueError(f"Unknown kvstore type {config.type}")
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await impl.initialize()
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return impl
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