searxng/searx/__init__.py
Adam Tauber 8511e64f35
Merge pull request #1124 from JosephKiranBabu/python3-unicode-support
Make Python 3 able to read settings files with Unicode characters
2018-01-12 10:58:23 +01:00

93 lines
3.0 KiB
Python

'''
searx is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
searx is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with searx. If not, see < http://www.gnu.org/licenses/ >.
(C) 2013- by Adam Tauber, <asciimoo@gmail.com>
'''
import certifi
import logging
from os import environ
from os.path import realpath, dirname, join, abspath, isfile
from ssl import OPENSSL_VERSION_INFO, OPENSSL_VERSION
try:
from yaml import load
except:
from sys import exit, stderr
stderr.write('[E] install pyyaml\n')
exit(2)
searx_dir = abspath(dirname(__file__))
engine_dir = dirname(realpath(__file__))
def check_settings_yml(file_name):
if isfile(file_name):
return file_name
else:
return None
# find location of settings.yml
if 'SEARX_SETTINGS_PATH' in environ:
# if possible set path to settings using the
# enviroment variable SEARX_SETTINGS_PATH
settings_path = check_settings_yml(environ['SEARX_SETTINGS_PATH'])
else:
# if not, get it from searx code base or last solution from /etc/searx
settings_path = check_settings_yml(join(searx_dir, 'settings.yml')) or check_settings_yml('/etc/searx/settings.yml')
if not settings_path:
raise Exception('settings.yml not found')
# load settings
with open(settings_path, 'rb') as settings_yaml:
settings = load(settings_yaml)
'''
enable debug if
the environnement variable SEARX_DEBUG is 1 or true
(whatever the value in settings.yml)
or general.debug=True in settings.yml
disable debug if
the environnement variable SEARX_DEBUG is 0 or false
(whatever the value in settings.yml)
or general.debug=False in settings.yml
'''
searx_debug_env = environ.get('SEARX_DEBUG', '').lower()
if searx_debug_env == 'true' or searx_debug_env == '1':
searx_debug = True
elif searx_debug_env == 'false' or searx_debug_env == '0':
searx_debug = False
else:
searx_debug = settings.get('general', {}).get('debug')
if searx_debug:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.WARNING)
logger = logging.getLogger('searx')
logger.debug('read configuration from %s', settings_path)
# Workaround for openssl versions <1.0.2
# https://github.com/certifi/python-certifi/issues/26
if OPENSSL_VERSION_INFO[0:3] < (1, 0, 2):
if hasattr(certifi, 'old_where'):
environ['REQUESTS_CA_BUNDLE'] = certifi.old_where()
logger.warning('You are using an old openssl version({0}), please upgrade above 1.0.2!'.format(OPENSSL_VERSION))
logger.info('Initialisation done')
if 'SEARX_SECRET' in environ:
settings['server']['secret_key'] = environ['SEARX_SECRET']