public async ValueTask <ILock> GetLock(string key)
{
if (_disposed)
{
throw new LockException("LockProvider is disposed");
}
StartMonitoring();
var @lock = new RedisLock(key, this);
//await _db.sScriptEvaluateAsync(_script, new RedisKey[] { new RedisKey(key) });
var adquired = await _db.LockTakeAsync(key, @lock.Token, _expire);
if (adquired)
{
_logger.LogInformation("Lock on {Key} adquired", @lock.Key);
@lock.AdquireLock();
lock (_locks)
{
_locks.Add(@lock);
}
return(@lock);
}
lock (_locks)
{
_locks.Add(@lock);
}
_logger.LogInformation("Lock on {Key} pending", @lock.Key);
return(await @lock.CreateTask());
}
private void Extend(RedisLock @lock)
{
var result = _db.LockExtend(@lock.Key, @lock.Token, _expire);
if (!result)
{
_logger.LogInformation("Log on {Key} expired or the process doesn't own the lock", @lock.Key);
lock (_locks)
{
_locks.Remove(@lock);
}
throw new LockException($"Lock {@lock.Key} Expired or the process doesn't own the lock");
}
@lock.AdquireLock();
}
