public async Task NotifyAsync(EventMessage message)
{
try
{
_ = message ?? throw new ArgumentNullException(nameof(message));
State.MessageCount++;
State.ByteCount += message.Message.LongLength;
State.LastMessageTimestamp = DateTime.UtcNow;
if (!string.IsNullOrEmpty(State.Metadata.NotifyAddress))
{
if (sink == null && !EventSinkFactory.IsInitialized)
{
IServiceIdentity identity = GrainFactory.GetGrain <IServiceIdentity>("PiraeusIdentity");
byte[] certBytes = await identity.GetCertificateAsync();
List <KeyValuePair <string, string> > kvps = await identity.GetClaimsAsync();
X509Certificate2 certificate = certBytes == null ? null : new X509Certificate2(certBytes);
List <Claim> claims = GetClaims(kvps);
sink = EventSinkFactory.Create(State.Metadata, claims, certificate);
sink.OnResponse += Sink_OnResponse;
}
await sink.SendAsync(message);
}
else if (State.MessageLeases.Count > 0)
{
foreach (var observer in State.MessageLeases.Values)
{
observer.Notify(message);
}
}
else
{
if (State.Metadata.DurableMessaging && State.Metadata.TTL.HasValue)
{
await QueueDurableMessageAsync(message);
}
else
{
await QueueInMemoryMessageAsync(message);
}
}
await NotifyMetricsAsync();
}
catch (Exception ex)
{
await logger?.LogErrorAsync(ex, "Subscription notify.");
await NotifyErrorAsync(ex);
throw;
}
}
public async Task NotifyAsync(EventMessage message)
{
Exception error = null;
State.MessageCount++;
State.ByteCount += message.Message.LongLength;
State.LastMessageTimestamp = DateTime.UtcNow;
try
{
if (!string.IsNullOrEmpty(State.Metadata.NotifyAddress))
{
if (sink == null)
{
sink = EventSinkFactory.Create(State.Metadata);
}
await sink.SendAsync(message);
}
else if (State.MessageLeases.Count > 0)
{
//send to actively connected subsystem
foreach (var observer in State.MessageLeases.Values)
{
observer.Notify(message);
}
}
else
{
if (State.Metadata.DurableMessaging && State.Metadata.TTL.HasValue) //durable message queue
{
await QueueDurableMessageAsync(message);
}
else //in-memory message queue
{
await QueueInMemoryMessageAsync(message);
}
}
}
catch (Exception ex)
{
Trace.TraceWarning("Subscription publish failed to complete.");
Trace.TraceError("Subscription publish error {0}", ex.Message);
error = ex;
//GetLogger().Log(2, Orleans.Runtime.Severity.Error, "Subscription notification exception {0}", new object[] { State.Metadata.SubscriptionUriString }, ex);
}
await NotifyMetricsAsync();
if (error != null)
{
await NotifyErrorAsync(error);
}
}
public async Task UpsertMetadataAsync(SubscriptionMetadata metadata)
{
try
{
_ = metadata ?? throw new ArgumentNullException(nameof(metadata));
State.Metadata = metadata;
await WriteStateAsync();
if (sink != null)
{
sink = EventSinkFactory.Create(State.Metadata);
}
}
catch (Exception ex)
{
await logger?.LogErrorAsync(ex, "Subscription get metadata.");
await NotifyErrorAsync(ex);
throw;
}
}
public async Task NotifyAsync(EventMessage message)
{
Exception error = null;
State.MessageCount++;
State.ByteCount += message.Message.LongLength;
State.LastMessageTimestamp = DateTime.UtcNow;
try
{
if (!string.IsNullOrEmpty(State.Metadata.NotifyAddress))
{
if (sink == null)
{
if (!EventSinkFactory.IsInitialized)
{
IServiceIdentity identity = GrainFactory.GetGrain <IServiceIdentity>("PiraeusIdentity");
byte[] certBytes = await identity.GetCertificateAsync();
List <KeyValuePair <string, string> > kvps = await identity.GetClaimsAsync();
X509Certificate2 certificate = certBytes == null ? null : new X509Certificate2(certBytes);
List <Claim> claims = GetClaims(kvps);
sink = EventSinkFactory.Create(State.Metadata, claims, certificate);
}
else
{
sink = EventSinkFactory.Create(State.Metadata);
}
}
await sink.SendAsync(message);
}
else if (State.MessageLeases.Count > 0)
{
//send to actively connected subsystem
foreach (var observer in State.MessageLeases.Values)
{
observer.Notify(message);
}
}
else
{
if (State.Metadata.DurableMessaging && State.Metadata.TTL.HasValue) //durable message queue
{
await QueueDurableMessageAsync(message);
}
else //in-memory message queue
{
await QueueInMemoryMessageAsync(message);
}
}
}
catch (Exception ex)
{
Trace.TraceWarning("Subscription publish failed to complete.");
Trace.TraceError("Subscription publish error {0}", ex.Message);
error = ex;
//GetLogger().Log(2, Orleans.Runtime.Severity.Error, "Subscription notification exception {0}", new object[] { State.Metadata.SubscriptionUriString }, ex);
}
await NotifyMetricsAsync();
if (error != null)
{
await NotifyErrorAsync(error);
}
}
