public CompensableAttribute(string compensationMethod, int retryDelayInMilliseconds = 0, int timeout = 0, int retries = 0)
{
_omegaContext = (OmegaContext)ServiceLocator.Current.GetInstance(typeof(OmegaContext));
_compensableInterceptor = (IEventAwareInterceptor)ServiceLocator.Current.GetInstance(typeof(IEventAwareInterceptor));
_recoveryPolicy = (IRecoveryPolicy)ServiceLocator.Current.GetInstance(typeof(IRecoveryPolicy));
_compensationContext =
(CompensationContext)ServiceLocator.Current.GetInstance(typeof(CompensationContext));
_messageFormat = (IMessageSerializer)ServiceLocator.Current.GetInstance(typeof(IMessageSerializer));
Retries = retries;
CompensationMethod = compensationMethod;
RetryDelayInMilliseconds = retryDelayInMilliseconds;
Timeout = timeout;
_parenttxId = _omegaContext.GetGlobalTxId();
}
private AsyncRetryPolicy<IConnection> CreateConnectionRetryPolicy(IRecoveryPolicy recoveryPolicy)
{
return Policy<IConnection>
.Handle<Exception>()
.WaitAndRetryAsync(recoveryPolicy.RetryCount, (retryAttempt, context) =>
{
context.SetRetryCount(retryAttempt);
return recoveryPolicy.GetDelay(retryAttempt);
}, (result, _, context) =>
{
var retryCount = context.GetRetryCount();
var endpoint = GetCurrentEndpoint(context);
if (result.Exception != null)
{
Log.FailedToEstablishConnection(_logger, endpoint, retryCount, result.Exception);
}
else
{
Log.ConnectionEstablished(_logger, endpoint, retryCount);
}
});
}
public AutoRecoveringConnection(ILoggerFactory loggerFactory, IEnumerable<Endpoint> endpoints, IRecoveryPolicy recoveryPolicy, Func<IMessageIdPolicy> messageIdPolicyFactory)
{
_logger = loggerFactory.CreateLogger<AutoRecoveringConnection>();
_loggerFactory = loggerFactory;
_messageIdPolicyFactory = messageIdPolicyFactory;
_endpoints = endpoints.ToArray();
var channel = Channel.CreateUnbounded<ConnectCommand>();
_reader = channel.Reader;
_writer = channel.Writer;
_connectionRetryPolicy = CreateConnectionRetryPolicy(recoveryPolicy);
_recoveryLoopTask = StartRecoveryLoop();
}
public static double[] GetDelays(IRecoveryPolicy recoveryPolicy)
{
return(Enumerable.Range(1, 5).Select(x => recoveryPolicy.GetDelay(x).TotalMilliseconds).ToArray());
}
