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[fix] redis: don't create a new connection at each client() call

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Suggested-by: @dalf https://github.com/searxng/searxng/pull/686#pullrequestreview-844942973
Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2022-01-07 17:29:32 +01:00
parent a6cfab93fa
commit dca83944b5
1 changed files with 7 additions and 1 deletions
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8
searx/shared/redisdb.py
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@ -24,10 +24,16 @@ import redis
from searx import get_setting
logger = logging.getLogger('searx.shared.redis')
_client = None
def client():
return redis.Redis.from_url(get_setting('redis.url'))
global _client # pylint: disable=global-statement
if _client is None:
# not thread safe: in the worst case scenario, two or more clients are
# initialized only one is kept, the others are garbage collected.
_client = redis.Redis.from_url(get_setting('redis.url'))
return _client
def init():