def _wrapper(*args, **kwargs):
cached_key = _get_cached_key(func, args, kwargs, prefix, key)
data = get_redis_client().get(cached_key)
if data:
_logger.debug("get cached result by key '%s'" % cached_key)
try:
result = json2dict(data)
except Exception:
_logger.warn("Fail to parse cached result to json: %s. Call function %s directly." % (data, func.__name__), exc_info=True)
result = yield func(*args, **kwargs)
raise Return(result)
else:
result = yield func(*args, **kwargs)
if result is not None:
if isinstance(expires_in, basestring):
cached_expires_in = eval("_config.%s" % expires_in)
else:
cached_expires_in = expires_in
_logger.debug("cache result by key '%s' and expired period %d" % (cached_key, cached_expires_in))
get_redis_client().setex(cached_key, cached_expires_in, dict2json(result))
raise Return(result)
def _wrapper(*args, **kwargs):
cached_key = _get_cached_key(func, args, kwargs, prefix, key)
_logger.debug("delete cached result by key '%s'" % cached_key)
get_redis_client().delete(cached_key)
result = yield func(*args, **kwargs)
raise Return(result)
def get_cache(prefix, user_id, field):
cached_key = _get_key(prefix, user_id, field)
data = get_redis_client().get(cached_key)
result = None
if data:
_logger.debug("get cached result by key '%s'" % cached_key)
try:
result = json2dict(data)
except Exception as e:
_logger.warn("Fail to parse cached result to json: %s." % (data), exc_info=True)
raise e
raise Return(result)
def set_cache(prefix, user_id, field, data={}, cached_expires_in = 3600):
cached_key = _get_key(prefix, user_id, field)
if data is not None:
if isinstance(data, dict):
lat = get_timestamp()
data['lat'] = lat
if cached_expires_in == 0:
get_redis_client().set(cached_key, dict2json(data))
else :
get_redis_client().setex(cached_key, cached_expires_in, dict2json(data))
_logger.debug("cache result by key '%s' and expired period %d" % (cached_key, cached_expires_in))
else :
_logger.debug("delete cached result by key '%s'" % cached_key)
get_redis_client().delete(cached_key)
def get_keys(pattern=""):
return get_redis_client().keys(pattern)