public async Task ExecuteInLockAsync(string lockKey, Func <object, Task <object> > action, object state)
{
var redisLock = await RedLock.AcquireAsync(_redisDatabase, GetRedisKey(lockKey), _timeout, _expiries);
try
{
await action(state);
}
finally
{
await redisLock.DisposeAsync();
}
}
public async Task ExecuteInLockAsync(string lockKey, Action action)
{
var redisLock = await RedLock.AcquireAsync(_redisDatabase, GetRedisKey(lockKey), _timeout, _expiries);
try
{
action();
}
finally
{
await redisLock.DisposeAsync();
}
}
private async Task ProcessQueueTaskAsync(BufferBlock <WorkContext> queue)
{
while (await queue.OutputAvailableAsync())
{
var context = await queue.ReceiveAsync();
lock (context)
{
context.IsRunning = true;
if (context.IsTimeout)
{
context.TaskCompletionSource.TrySetException(new DistributedLockTimeoutException($"Failed to acquire lock on {context.LockKey} within given timeout ({_timeout})"));
continue;
}
}
var redisLock = default(RedLock);
try
{
redisLock = await RedLock.AcquireAsync(_redisDatabase, GetRedisKey(context.LockKey), context.ExpirationTime - DateTime.UtcNow, _expiries);
await context.Action();
}
catch (Exception ex)
{
context.TaskCompletionSource.TrySetException(ex);
}
finally
{
context.TaskCompletionSource.TrySetResult(true);
if (redisLock != null)
{
try
{
await redisLock.DisposeAsync();
}
catch
{
}
}
}
}
;
}
