Example #1
0
 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)
Example #2
0
 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)
Example #3
0
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)
Example #4
0
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)
Example #5
0
def get_keys(pattern=""):
    return get_redis_client().keys(pattern)