private async Task <ICollectionTestGrain> PickGrainInNonPrimary()
{
for (int i = 0; i < 500; i++)
{
if (i % 30 == 29)
{
await Task.Delay(1000); // give some extra time to stabilize if it can't find a suitable grain
}
// Create grain such that:
// Its directory owner is not the Gateway silo. This way Gateway will use its directory cache.
// Its activation is located on the non Gateway silo as well.
ICollectionTestGrain grain = this.testCluster.GrainFactory.GetGrain <ICollectionTestGrain>(i);
GrainId grainId = ((GrainReference)await grain.GetGrainReference()).GrainId;
SiloAddress primaryForGrain = (await TestUtils.GetDetailedGrainReport(this.testCluster.InternalGrainFactory, grainId, this.testCluster.Primary)).PrimaryForGrain;
if (primaryForGrain.Equals(this.testCluster.Primary.SiloAddress))
{
continue;
}
string siloHostingActivation = await grain.GetRuntimeInstanceId();
if (this.testCluster.Primary.SiloAddress.ToLongString().Equals(siloHostingActivation))
{
continue;
}
this.output.WriteLine("\nCreated grain with key {0} whose primary directory owner is silo {1} and which was activated on silo {2}\n", i, primaryForGrain.ToLongString(), siloHostingActivation);
return(grain);
}
Assert.True(testCluster.GetActiveSilos().Count() > 1, "This logic requires at least 1 non-primary active silo");
Assert.True(false, "Could not find a grain that activates on a non-primary silo, and has the partition be also managed by a non-primary silo");
return(null);
}
public void NewCluster(string clusterId, short numSilos, Action <ClusterConfiguration> customizer = null)
{
TestCluster testCluster;
lock (Clusters)
{
var myCount = Clusters.Count;
WriteLog("Starting Cluster {0} ({1})...", myCount, clusterId);
var options = new TestClusterOptions(initialSilosCount: numSilos)
{
BaseSiloPort = GetPortBase(myCount),
BaseGatewayPort = GetProxyBase(myCount)
};
options.ClusterConfiguration.AddMemoryStorageProvider("Default");
options.ClusterConfiguration.AddMemoryStorageProvider("MemoryStore");
options.UseSiloBuilderFactory <TestSiloBuilderFactory>();
customizer?.Invoke(options.ClusterConfiguration);
testCluster = new TestCluster(options.ClusterConfiguration, null);
testCluster.Deploy();
Clusters[clusterId] = new ClusterInfo
{
Cluster = testCluster,
SequenceNumber = myCount
};
if (myCount == 0)
{
gossipStabilizationTime = GetGossipStabilizationTime(options.ClusterConfiguration.Globals);
}
WriteLog("Cluster {0} started. [{1}]", clusterId, string.Join(" ", testCluster.GetActiveSilos().Select(s => s.ToString())));
}
}