mirror of
https://github.com/searxng/searxng.git
synced 2024-11-29 22:21:02 +00:00
47721a3485
for enabling by default advanced limiter functions in the future allow us to add features just for the public instances
38 lines
1 KiB
Python
38 lines
1 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
|
|
# lint: pylint
|
|
# pyright: basic
|
|
"""see :ref:`limiter src`"""
|
|
|
|
import sys
|
|
import flask
|
|
|
|
from searx import redisdb
|
|
from searx.plugins import logger
|
|
from searx.botdetection import limiter
|
|
|
|
name = "Request limiter"
|
|
description = "Limit the number of request"
|
|
default_on = False
|
|
preference_section = 'service'
|
|
|
|
logger = logger.getChild('limiter')
|
|
|
|
|
|
def pre_request():
|
|
"""See :ref:`flask.Flask.before_request`"""
|
|
return limiter.filter_request(flask.request)
|
|
|
|
|
|
def init(app: flask.Flask, settings) -> bool:
|
|
if not settings['server']['limiter'] and not settings['server']['public_instance']:
|
|
return False
|
|
if not redisdb.client():
|
|
logger.error(
|
|
"The limiter requires Redis, please consult the documentation: "
|
|
+ "https://docs.searxng.org/admin/searx.botdetection.html#limiter"
|
|
)
|
|
if settings['server']['public_instance']:
|
|
sys.exit(1)
|
|
return False
|
|
app.before_request(pre_request)
|
|
return True
|