[fix] enigine redis - avoid error when the engine is loaded

Should be _redis_client to avoid an error when the engine is loaded.

Suggested-by: @dalf https://github.com/searxng/searxng/pull/124#pullrequestreview-673885664
Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2021-06-02 09:54:58 +02:00
parent e4b6558339
commit 39c18274c6

View File

@ -20,11 +20,10 @@ paging = False
result_template = 'key-value.html' result_template = 'key-value.html'
exact_match_only = True exact_match_only = True
redis_client = None _redis_client = None
def init(_engine_settings): def init(_engine_settings):
# pylint: disable=global-statement global _redis_client # pylint: disable=global-statement
global redis_client _redis_client = redis.StrictRedis(
redis_client = redis.StrictRedis(
host = host, host = host,
port = port, port = port,
db = db, db = db,
@ -33,11 +32,12 @@ def init(_engine_settings):
) )
def search(query, _params): def search(query, _params):
global _redis_client # pylint: disable=global-statement
if not exact_match_only: if not exact_match_only:
return search_keys(query) return search_keys(query)
ret = redis_client.hgetall(query) ret = _redis_client.hgetall(query)
if ret: if ret:
ret['template'] = result_template ret['template'] = result_template
return [ret] return [ret]
@ -45,7 +45,7 @@ def search(query, _params):
if ' ' in query: if ' ' in query:
qset, rest = query.split(' ', 1) qset, rest = query.split(' ', 1)
ret = [] ret = []
for res in redis_client.hscan_iter( for res in _redis_client.hscan_iter(
qset, match='*{}*'.format(rest) qset, match='*{}*'.format(rest)
): ):
ret.append({ ret.append({
@ -56,17 +56,19 @@ def search(query, _params):
return [] return []
def search_keys(query): def search_keys(query):
global _redis_client # pylint: disable=global-statement
ret = [] ret = []
for key in redis_client.scan_iter( for key in _redis_client.scan_iter(
match='*{}*'.format(query) match='*{}*'.format(query)
): ):
key_type = redis_client.type(key) key_type = _redis_client.type(key)
res = None res = None
if key_type == 'hash': if key_type == 'hash':
res = redis_client.hgetall(key) res = _redis_client.hgetall(key)
elif key_type == 'list': elif key_type == 'list':
res = dict(enumerate(redis_client.lrange(key, 0, -1))) res = dict(enumerate(_redis_client.lrange(key, 0, -1)))
if res: if res:
res['template'] = result_template res['template'] = result_template