mirror of
https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git
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52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
"""
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Redis pool module for selfprivacy_api
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"""
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from os import environ
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import redis
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from selfprivacy_api.utils.singleton_metaclass import SingletonMetaclass
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class RedisPool(metaclass=SingletonMetaclass):
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"""
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Redis connection pool singleton.
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"""
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def __init__(self):
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self._pool = redis.ConnectionPool.from_url(
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RedisPool.connection_url(dbnumber=0),
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decode_responses=True,
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)
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self._pubsub_connection = self.get_connection()
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@staticmethod
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def connection_url(dbnumber: int) -> str:
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"""
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redis://[[username]:[password]]@localhost:6379/0
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unix://[username@]/path/to/socket.sock?db=0[&password=password]
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"""
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if "USE_REDIS_PORT" in environ:
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port = int(environ["USE_REDIS_PORT"])
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return f"redis://@127.0.0.1:{port}/{dbnumber}"
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else:
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return f"unix://{RedisPool.redis_socket()}?db={dbnumber}"
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@staticmethod
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def redis_socket() -> str:
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if "REDIS_SOCKET" in environ:
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return environ["REDIS_SOCKET"]
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else:
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return "/run/redis-sp-api/redis.sock"
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def get_connection(self):
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"""
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Get a connection from the pool.
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"""
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return redis.Redis(connection_pool=self._pool)
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def get_pubsub(self):
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"""
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Get a pubsub connection from the pool.
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"""
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return self._pubsub_connection.pubsub()
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