public static void CheckFlood(string key, int duration = CheckIntervalDurationSeconds, int count = MaxCountInInterval)
{
var checkTime = DateTime.UtcNow.TotalSeconds() / duration;
Dict.AddOrUpdate(key, new FloodCheck {
Time = checkTime, Count = 1
}, (l, check) =>
{
lock (check)
{
if (check.Time == checkTime)
{
if (++check.Count > count)
{
throw new HttpException(403, $"Too fast, wait {DateTime.UtcNow.TotalSeconds() - checkTime * duration + 1} sec pls");
}
}
else
{
check.Time = checkTime;
check.Count = 1;
}
return(check);
}
});
}
public void Set(string key, object value, TimeSpan?expiry = null)
{
var val = new CacheValue(value)
{
Expiry = expiry
};
Data.AddOrUpdate(key, val, (k, v) =>
{
v.Value = val.Value;
v.UpdateTime = DateTime.Now;
return(v);
});
}
public T TryAddValue(string key, T p)
{
SpoolItem <T> item = Dict.AddOrUpdate(key, item => ToSpoolItem(p), (item, old) => ToSpoolItem(p));
return(item.Data);
}