Source code for airflow.contrib.hooks.redis_hook

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RedisHook module
from redis import Redis
from airflow.hooks.base_hook import BaseHook

[docs]class RedisHook(BaseHook): """ Wrapper for connection to interact with Redis in-memory data structure store """ def __init__(self, redis_conn_id='redis_default'): """ Prepares hook to connect to a Redis database. :param conn_id: the name of the connection that has the parameters we need to connect to Redis. """ self.redis_conn_id = redis_conn_id self.redis = None = None self.port = None self.password = None self.db = None
[docs] def get_conn(self): """ Returns a Redis connection. """ conn = self.get_connection(self.redis_conn_id) = self.port = conn.port self.password = None if str(conn.password).lower() in ['none', 'false', ''] else conn.password self.db = conn.extra_dejson.get('db', None) if not self.redis: self.log.debug( 'Initializing redis object for conn_id "%s" on %s:%s:%s', self.redis_conn_id,, self.port, self.db ) self.redis = Redis(, port=self.port, password=self.password, db=self.db) return self.redis

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