searxng/searx/shared/redisdb.py
Markus Heiser a6cfab93fa [enh] add redis connector searx/shared/redisdb.py
Add a redis connector, the default DB connector is a socket at::

    unix:///usr/local/searxng-redis/run/redis.sock?db=0

To set up a redis instance simply use::

    $ ./manage redis.build
    $ sudo -H ./manage redis.install

A hint for developers:

To get access rights to this instance, your developer account needs to be added
to the *searxng-redis* group::

    $ sudo -H ./manage redis.addgrp "${USER}"
    # don't forget to logout & login to get member of group

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
2022-01-03 20:56:39 +01:00

42 lines
914 B
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
# lint: pylint
"""Implementation of the redis client (redis-py_).
.. _redis-py: https://github.com/redis/redis-py
This implementation uses the :ref:`settings redis` setup from ``settings.yml``.
A redis DB connect can be tested by::
>>> from searx.shared import redisdb
>>> redisdb.init()
True
>>> db = redisdb.client()
>>> db.set("foo", "bar")
True
>>> db.get("foo")
b'bar'
>>>
"""
import logging
import redis
from searx import get_setting
logger = logging.getLogger('searx.shared.redis')
def client():
return redis.Redis.from_url(get_setting('redis.url'))
def init():
try:
c = client()
logger.info("connected redis DB --> %s", c.acl_whoami())
return True
except redis.exceptions.ConnectionError as exc:
logger.error("can't connet redis DB ...")
logger.error(" %s", exc)
return False