public async Task SiloInstanceTable_Op_CleanDeadSiloInstance()
{
// Register a silo entry
await manager.TryCreateTableVersionEntryAsync();
this.generation = 0;
RegisterSiloInstance();
// and mark it as dead
await manager.UnregisterSiloInstance(myEntry);
// Create new active entries
for (int i = 1; i < 5; i++)
{
this.generation = i;
this.siloAddress = SiloAddressUtils.NewLocalSiloAddress(generation);
var instance = RegisterSiloInstance();
await manager.ActivateSiloInstance(instance);
}
await Task.Delay(TimeSpan.FromSeconds(3));
await manager.CleanupDefunctSiloEntries(DateTime.Now - TimeSpan.FromSeconds(1));
var entries = await manager.FindAllSiloEntries();
Assert.Equal(5, entries.Count);
Assert.All(entries, e => Assert.NotEqual(SiloInstanceTableTestConstants.INSTANCE_STATUS_DEAD, e.Item1.Status));
}
public async Task SiloInstanceTable_Op_CreateSiloEntryConditionally()
{
bool didInsert = await manager.TryCreateTableVersionEntryAsync()
.WithTimeout(AzureTableDefaultPolicies.TableOperationTimeout);
Assert.IsTrue(didInsert, "Did insert");
}
public async Task InitializeMembershipTable(bool tryInitTableVersion)
{
AzureTableDefaultPolicies.MaxBusyRetries = options.MaxStorageBusyRetries;
LogFormatter.SetExceptionDecoder(typeof(StorageException), AzureStorageUtils.PrintStorageException);
tableManager = await OrleansSiloInstanceManager.GetManager(
this.clusterId, options.ConnectionString, this.loggerFactory);
// even if I am not the one who created the table,
// try to insert an initial table version if it is not already there,
// so we always have a first table version row, before this silo starts working.
if (tryInitTableVersion)
{
// ignore return value, since we don't care if I inserted it or not, as long as it is in there.
bool created = await tableManager.TryCreateTableVersionEntryAsync();
if (created)
{
logger.Info("Created new table version row.");
}
}
}
public async Task InitializeMembershipTable(GlobalConfiguration config, bool tryInitTableVersion, TraceLogger traceLogger)
{
logger = traceLogger;
AzureTableDefaultPolicies.MaxBusyRetries = config.MaxStorageBusyRetries;
TraceLogger.SetExceptionDecoder(typeof(StorageException), AzureStorageUtils.PrintStorageException);
tableManager = await OrleansSiloInstanceManager.GetManager(
config.DeploymentId, config.DataConnectionString);
// even if I am not the one who created the table,
// try to insert an initial table version if it is not already there,
// so we always have a first table version row, before this silo starts working.
if (tryInitTableVersion)
{
// ignore return value, since we don't care if I inserted it or not, as long as it is in there.
bool created = await tableManager.TryCreateTableVersionEntryAsync();
if (created)
{
logger.Info("Created new table version row.");
}
}
}