public TransactionManager(TransactionLog transactionLog, IOptions <TransactionsConfiguration> configOption, ILoggerFactory loggerFactory, ITelemetryProducer telemetryProducer,
Factory <NodeConfiguration> getNodeConfig, TimeSpan?logMaintenanceInterval = null)
{
this.transactionLog = transactionLog;
this.config = configOption.Value;
this.logger = loggerFactory.CreateLogger <TransactionManager>();
this.logMaintenanceInterval = logMaintenanceInterval ?? DefaultLogMaintenanceInterval;
activeTransactionsTracker = new ActiveTransactionsTracker(configOption, this.transactionLog, loggerFactory);
transactionsTable = new ConcurrentDictionary <long, Transaction>(2, 1000000);
dependencyQueue = new ConcurrentQueue <Transaction>();
groupCommitQueue = new ConcurrentQueue <Tuple <CommitRecord, Transaction> >();
checkpointQueue = new ConcurrentQueue <Transaction>();
this.dependencyLock = new InterlockedExchangeLock();
this.commitLock = new InterlockedExchangeLock();
this.checkpointLock = new InterlockedExchangeLock();
this.resources = new Dictionary <ITransactionalResource, long>();
this.transactions = new List <Transaction>();
this.metrics =
new TransactionManagerMetrics(telemetryProducer, getNodeConfig().StatisticsMetricsTableWriteInterval);
this.checkpointedLSN = 0;
this.IsRunning = false;
}
public ActiveTransactionsTracker(IOptions <TransactionsConfiguration> configOption, TransactionLog transactionLog, Factory <string, Logger> logFactory)
{
this.config = configOption.Value;
this.transactionLog = transactionLog;
this.logger = logFactory(nameof(ActiveTransactionsTracker));
lockObj = new object();
allocationEvent = new AutoResetEvent(true);
allocationThread = new Thread(AllocateTransactionId);
}
public void Copy(TransactionsConfiguration other)
{
if (other == null)
{
UseDefaults();
}
else
{
this.TransactionIdAllocationBatchSize = other.TransactionIdAllocationBatchSize;
this.AvailableTransactionIdThreshold = other.AvailableTransactionIdThreshold;
this.TransactionRecordPreservationDuration = other.TransactionRecordPreservationDuration;
}
}
public TransactionManager(TransactionLog transactionLog, IOptions <TransactionsConfiguration> configOption, Factory <string, Logger> logFactory)
{
this.transactionLog = transactionLog;
this.config = configOption.Value;
this.Logger = logFactory(nameof(TransactionManager));
activeTransactionsTracker = new ActiveTransactionsTracker(configOption, this.transactionLog, logFactory);
transactionsTable = new ConcurrentDictionary <long, Transaction>(2, 1000000);
dependencyQueue = new ConcurrentQueue <Transaction>();
groupCommitQueue = new ConcurrentQueue <Tuple <CommitRecord, Transaction> >();
checkpointQueue = new ConcurrentQueue <Transaction>();
this.dependencyLock = new InterlockedExchangeLock();
this.commitLock = new InterlockedExchangeLock();
this.checkpointLock = new InterlockedExchangeLock();
this.resources = new Dictionary <ITransactionalResource, long>();
this.transactions = new List <Transaction>();
this.checkpointedLSN = 0;
this.IsRunning = false;
}
/// TODO: Remove when we move to using silo builder for tests
#region pre-siloBuilder
public static void UseInClusterTransactionManager(this IServiceCollection services, TransactionsConfiguration config)
{
// TODO: Move configuration to container configuration phase, once we move to silo builder in tests.
services.AddSingleton(config);
services.AddTransient <TransactionLog>();
services.AddTransient <ITransactionManager, TransactionManager>();
services.AddSingleton <TransactionServiceGrainFactory>();
services.AddSingleton(sp => sp.GetRequiredService <TransactionServiceGrainFactory>().CreateTransactionManagerService());
}
/// <summary>
/// Configure cluster to use an in-cluster transaction manager.
/// </summary>
/// <param name="builder"></param>
/// <returns></returns>
public static ISiloBuilder UseInClusterTransactionManager(this ISiloBuilder builder, TransactionsConfiguration config)
{
return(builder.ConfigureServices(services => services.UseInClusterTransactionManager(config)));
}
/// <summary>
/// Configure cluster to use an in-cluster transaction manager.
/// </summary>
public static ISiloHostBuilder UseInClusterTransactionManager(this ISiloHostBuilder builder, TransactionsConfiguration config)
{
return(builder.ConfigureServices(UseInClusterTransactionManager)
.Configure <TransactionsConfiguration>((cfg) => cfg.Copy(config)));
}
