/// <summary>
/// Gets or places an activation.
/// </summary>
public Task AddressMessage(Message message)
{
if (message.IsFullyAddressed)
{
return(Task.CompletedTask);
}
if (message.TargetGrain.IsDefault)
{
ThrowMissingAddress();
}
var grainId = message.TargetGrain;
if (_grainLocator.TryLocalLookup(grainId, out var result))
{
SetMessageTargetPlacement(message, result.Activation, result.Silo, false);
return(Task.CompletedTask);
}
return(GetOrPlaceActivationAsync(message));
public ValueTask <SiloAddress> GetActivationAddress(IAddressable reference)
{
var grainReference = reference as GrainReference;
var grainId = grainReference.GrainId;
GrainProperties grainProperties = default;
if (!siloManifest.Grains.TryGetValue(grainId.Type, out grainProperties))
{
var grainManifest = clusterManifest.AllGrainManifests
.SelectMany(m => m.Grains.Where(g => g.Key == grainId.Type))
.FirstOrDefault();
if (grainManifest.Value != null)
{
grainProperties = grainManifest.Value;
}
else
{
throw new ArgumentException($"Unable to find Grain type '{grainId.Type}'. Make sure it is added to the Application Parts Manager at the Silo configuration.");
}
}
if (grainProperties != default &&
grainProperties.Properties.TryGetValue(WellKnownGrainTypeProperties.PlacementStrategy, out string placementStrategy))
{
if (placementStrategy == nameof(StatelessWorkerPlacement))
{
throw new InvalidOperationException(
$"Grain '{grainReference.ToString()}' is a Stateless Worker. This type of grain can't be looked up by this method"
);
}
}
if (grainLocator.TryLocalLookup(grainId, out var result))
{
return(new ValueTask <SiloAddress>(result?.Silo));
}
return(LookupAsync(grainId, grainLocator));