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# SPDX-License-Identifier: AGPL-3.0-or-later
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# lint: pylint
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"""Redis engine (offline)
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"""
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import redis # pylint: disable=import-error
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engine_type = 'offline'
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# redis connection variables
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host = '127.0.0.1'
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port = 6379
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password = ''
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db = 0
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# engine specific variables
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paging = False
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result_template = 'key-value.html'
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exact_match_only = True
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_redis_client = None
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def init(_engine_settings):
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global _redis_client # pylint: disable=global-statement
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_redis_client = redis.StrictRedis(
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host=host,
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port=port,
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db=db,
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password=password or None,
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decode_responses=True,
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)
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def search(query, _params):
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if not exact_match_only:
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return search_keys(query)
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ret = _redis_client.hgetall(query)
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if ret:
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ret['template'] = result_template
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return [ret]
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if ' ' in query:
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qset, rest = query.split(' ', 1)
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ret = []
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for res in _redis_client.hscan_iter(qset, match='*{}*'.format(rest)):
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ret.append(
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{
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res[0]: res[1],
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'template': result_template,
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}
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)
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return ret
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return []
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def search_keys(query):
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ret = []
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for key in _redis_client.scan_iter(match='*{}*'.format(query)):
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key_type = _redis_client.type(key)
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res = None
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if key_type == 'hash':
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res = _redis_client.hgetall(key)
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elif key_type == 'list':
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res = dict(enumerate(_redis_client.lrange(key, 0, -1)))
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if res:
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res['template'] = result_template
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res['redis_key'] = key
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ret.append(res)
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return ret
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