private async Task OnRuntimeGrainServicesStart(CancellationToken ct)
{
var stopWatch = Stopwatch.StartNew();
// Load and init grain services before silo becomes active.
await StartAsyncTaskWithPerfAnalysis("Init grain services",
() => CreateGrainServices(), stopWatch);
var versionStore = Services.GetService <IVersionStore>();
await StartAsyncTaskWithPerfAnalysis("Init type manager", () => scheduler
.QueueTask(() => this.typeManager.Initialize(versionStore), this.typeManager)
.WithTimeout(this.initTimeout, $"TypeManager Initializing failed due to timeout {initTimeout}"), stopWatch);
try
{
StatisticsOptions statisticsOptions = Services.GetRequiredService <IOptions <StatisticsOptions> >().Value;
StartTaskWithPerfAnalysis("Start silo statistics", () => this.siloStatistics.Start(statisticsOptions), stopWatch);
logger.Debug("Silo statistics manager started successfully.");
// Finally, initialize the deployment load collector, for grains with load-based placement
await StartAsyncTaskWithPerfAnalysis("Start deployment load collector", StartDeploymentLoadCollector, stopWatch);
async Task StartDeploymentLoadCollector()
{
var deploymentLoadPublisher = Services.GetRequiredService <DeploymentLoadPublisher>();
await this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher)
.WithTimeout(this.initTimeout, $"Starting DeploymentLoadPublisher failed due to timeout {initTimeout}");
logger.Debug("Silo deployment load publisher started successfully.");
}
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
var healthCheckParticipants = this.Services.GetService <IEnumerable <IHealthCheckParticipant> >().ToList();
this.platformWatchdog = new Watchdog(statisticsOptions.LogWriteInterval, healthCheckParticipants, this.loggerFactory.CreateLogger <Watchdog>());
this.platformWatchdog.Start();
if (this.logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo platform watchdog started successfully.");
}
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
throw;
}
if (logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo.Start complete: System status = {0}", this.SystemStatus);
}
}
private async Task OnRuntimeServicesStart(CancellationToken ct)
{
//TODO: Setup all (or as many as possible) of the class started in this call to work directly with lifecyce
// The order of these 4 is pretty much arbitrary.
scheduler.Start();
messageCenter.Start();
incomingPingAgent.Start();
incomingSystemAgent.Start();
incomingAgent.Start();
LocalGrainDirectory.Start();
// Set up an execution context for this thread so that the target creation steps can use asynch values.
RuntimeContext.InitializeMainThread();
// Initialize the implicit stream subscribers table.
var implicitStreamSubscriberTable = Services.GetRequiredService <ImplicitStreamSubscriberTable>();
var grainTypeManager = Services.GetRequiredService <GrainTypeManager>();
implicitStreamSubscriberTable.InitImplicitStreamSubscribers(grainTypeManager.GrainClassTypeData.Select(t => t.Value.Type).ToArray());
var siloProviderRuntime = Services.GetRequiredService <SiloProviderRuntime>();
runtimeClient.CurrentStreamProviderRuntime = siloProviderRuntime;
statisticsProviderManager = this.Services.GetRequiredService <StatisticsProviderManager>();
string statsProviderName = await statisticsProviderManager.LoadProvider(GlobalConfig.ProviderConfigurations)
.WithTimeout(initTimeout);
if (statsProviderName != null)
{
LocalConfig.StatisticsProviderName = statsProviderName;
}
// can call SetSiloMetricsTableDataManager only after MessageCenter is created (dependency on this.SiloAddress).
await siloStatistics.SetSiloStatsTableDataManager(this, LocalConfig).WithTimeout(initTimeout);
await siloStatistics.SetSiloMetricsTableDataManager(this, LocalConfig).WithTimeout(initTimeout);
// This has to follow the above steps that start the runtime components
CreateSystemTargets();
await InjectDependencies();
// Validate the configuration.
GlobalConfig.Application.ValidateConfiguration(logger);
// Initialize storage providers once we have a basic silo runtime environment operating
storageProviderManager = this.Services.GetRequiredService <StorageProviderManager>();
await scheduler.QueueTask(
() => storageProviderManager.LoadStorageProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WithTimeout(initTimeout);
ITransactionAgent transactionAgent = this.Services.GetRequiredService <ITransactionAgent>();
ISchedulingContext transactionAgentContext = (transactionAgent as SystemTarget)?.SchedulingContext;
await scheduler.QueueTask(transactionAgent.Start, transactionAgentContext)
.WithTimeout(initTimeout);
var versionStore = Services.GetService <IVersionStore>() as GrainVersionStore;
versionStore?.SetStorageManager(storageProviderManager);
logger.Debug("Storage provider manager created successfully.");
// Initialize log consistency providers once we have a basic silo runtime environment operating
logConsistencyProviderManager = this.Services.GetRequiredService <LogConsistencyProviderManager>();
await scheduler.QueueTask(
() => logConsistencyProviderManager.LoadLogConsistencyProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WithTimeout(initTimeout);
logger.Debug("Log consistency provider manager created successfully.");
// Load and init stream providers before silo becomes active
var siloStreamProviderManager = (StreamProviderManager)this.Services.GetRequiredService <IStreamProviderManager>();
await scheduler.QueueTask(
() => siloStreamProviderManager.LoadStreamProviders(GlobalConfig.ProviderConfigurations, siloProviderRuntime),
providerManagerSystemTarget.SchedulingContext)
.WithTimeout(initTimeout);
runtimeClient.CurrentStreamProviderManager = siloStreamProviderManager;
logger.Debug("Stream provider manager created successfully.");
// Load and init grain services before silo becomes active.
await CreateGrainServices(GlobalConfig.GrainServiceConfigurations);
this.membershipOracleContext = (this.membershipOracle as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
await scheduler.QueueTask(() => this.membershipOracle.Start(), this.membershipOracleContext)
.WithTimeout(initTimeout);
logger.Debug("Local silo status oracle created successfully.");
await scheduler.QueueTask(this.membershipOracle.BecomeActive, this.membershipOracleContext)
.WithTimeout(initTimeout);
logger.Debug("Local silo status oracle became active successfully.");
await scheduler.QueueTask(() => this.typeManager.Initialize(versionStore), this.typeManager.SchedulingContext)
.WithTimeout(this.initTimeout);
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (GlobalConfig.HasMultiClusterNetwork)
{
logger.Info("Starting multicluster oracle with my ServiceId={0} and ClusterId={1}.",
GlobalConfig.ServiceId, GlobalConfig.ClusterId);
this.multiClusterOracleContext = (multiClusterOracle as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
await scheduler.QueueTask(() => multiClusterOracle.Start(), multiClusterOracleContext)
.WithTimeout(initTimeout);
logger.Debug("multicluster oracle created successfully.");
}
try
{
this.siloStatistics.Start(this.LocalConfig);
logger.Debug("Silo statistics manager started successfully.");
// Finally, initialize the deployment load collector, for grains with load-based placement
var deploymentLoadPublisher = Services.GetRequiredService <DeploymentLoadPublisher>();
await this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher.SchedulingContext)
.WithTimeout(this.initTimeout);
logger.Debug("Silo deployment load publisher started successfully.");
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
this.platformWatchdog = new Watchdog(this.LocalConfig.StatisticsLogWriteInterval, this.healthCheckParticipants, this.executorService, this.loggerFactory);
this.platformWatchdog.Start();
if (this.logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo platform watchdog started successfully.");
}
if (this.reminderService != null)
{
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
this.reminderServiceContext = (this.reminderService as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
await this.scheduler.QueueTask(this.reminderService.Start, this.reminderServiceContext)
.WithTimeout(this.initTimeout);
this.logger.Debug("Reminder service started successfully.");
}
this.bootstrapProviderManager = this.Services.GetRequiredService <BootstrapProviderManager>();
await this.scheduler.QueueTask(
() => this.bootstrapProviderManager.LoadAppBootstrapProviders(siloProviderRuntime, this.GlobalConfig.ProviderConfigurations),
this.providerManagerSystemTarget.SchedulingContext)
.WithTimeout(this.initTimeout);
this.BootstrapProviders = this.bootstrapProviderManager.GetProviders(); // Data hook for testing & diagnotics
logger.Debug("App bootstrap calls done successfully.");
// Start stream providers after silo is active (so the pulling agents don't start sending messages before silo is active).
// also after bootstrap provider started so bootstrap provider can initialize everything stream before events from this silo arrive.
await this.scheduler.QueueTask(siloStreamProviderManager.StartStreamProviders, this.providerManagerSystemTarget.SchedulingContext)
.WithTimeout(this.initTimeout);
logger.Debug("Stream providers started successfully.");
// Now that we're active, we can start the gateway
var mc = this.messageCenter as MessageCenter;
mc?.StartGateway(this.Services.GetRequiredService <ClientObserverRegistrar>());
logger.Debug("Message gateway service started successfully.");
this.SystemStatus = SystemStatus.Running;
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
throw;
}
if (logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo.Start complete: System status = {0}", this.SystemStatus);
}
}
private void DoStart()
{
lock (lockable)
{
if (SystemStatus.Current != SystemStatus.Created)
{
throw new InvalidOperationException(String.Format("Calling Silo.Start() on a silo which is not in the Start state. This silo is in the {0} state.", SystemStatus.Current));
}
SystemStatus.Current = SystemStatus.Starting;
}
logger.Info(ErrorCode.SiloStarting, "Silo Start()");
// Hook up to receive notification of process exit / Ctrl-C events
AppDomain.CurrentDomain.ProcessExit += HandleProcessExit;
Console.CancelKeyPress += HandleProcessExit;
ConfigureThreadPoolAndServicePointSettings();
// This has to start first so that the directory system target factory gets loaded before we start the router.
typeManager.Start();
InsideRuntimeClient.Current.Start();
// The order of these 4 is pretty much arbitrary.
scheduler.Start();
messageCenter.Start();
incomingPingAgent.Start();
incomingSystemAgent.Start();
incomingAgent.Start();
LocalGrainDirectory.Start();
// Set up an execution context for this thread so that the target creation steps can use asynch values.
RuntimeContext.InitializeMainThread();
SiloProviderRuntime.Initialize(GlobalConfig);
statisticsProviderManager = new StatisticsProviderManager("Statistics", SiloProviderRuntime.Instance);
string statsProviderName = statisticsProviderManager.LoadProvider(GlobalConfig.ProviderConfigurations)
.WaitForResultWithThrow(initTimeout);
if (statsProviderName != null)
{
LocalConfig.StatisticsProviderName = statsProviderName;
}
// can call SetSiloMetricsTableDataManager only after MessageCenter is created (dependency on this.SiloAddress).
siloStatistics.SetSiloStatsTableDataManager(this, nodeConfig).WaitWithThrow(initTimeout);
siloStatistics.SetSiloMetricsTableDataManager(this, nodeConfig).WaitWithThrow(initTimeout);
membershipOracle = membershipFactory.CreateMembershipOracle(this).WaitForResultWithThrow(initTimeout);
// This has to follow the above steps that start the runtime components
CreateSystemTargets();
InjectDependencies();
// ensure this runs in the grain context, wait for it to complete
scheduler.QueueTask(CreateSystemGrains, catalog.SchedulingContext)
.WaitWithThrow(initTimeout);
// Initialize storage providers once we have a basic silo runtime environment operating
storageProviderManager = new StorageProviderManager();
scheduler.QueueTask(
() => storageProviderManager.LoadStorageProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
catalog.SetStorageManager(storageProviderManager);
// Load and init stream providers before silo becomes active
var siloStreamProviderManager = new Orleans.Streams.StreamProviderManager();
scheduler.QueueTask(
() => siloStreamProviderManager.LoadStreamProviders(this.GlobalConfig.ProviderConfigurations, SiloProviderRuntime.Instance),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
InsideRuntimeClient.Current.CurrentStreamProviderManager = siloStreamProviderManager;
ISchedulingContext statusOracleContext = ((SystemTarget)LocalSiloStatusOracle).SchedulingContext;
bool waitForPrimaryToStart = globalConfig.PrimaryNodeIsRequired && siloType != SiloType.Primary;
scheduler.QueueTask(() => LocalSiloStatusOracle.Start(waitForPrimaryToStart), statusOracleContext)
.WaitWithThrow(initTimeout);
scheduler.QueueTask(LocalSiloStatusOracle.BecomeActive, statusOracleContext)
.WaitWithThrow(initTimeout);
try
{
siloStatistics.Start(LocalConfig);
// Finally, initialize the deployment load collector, for grains with load-based placement
scheduler.QueueTask(DeploymentLoadPublisher.Instance.Start, DeploymentLoadPublisher.Instance.SchedulingContext)
.WaitWithThrow(initTimeout);
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
platformWatchdog = new Watchdog(nodeConfig.StatisticsLogWriteInterval, healthCheckParticipants);
platformWatchdog.Start();
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
scheduler.QueueTask(reminderService.Start, ((SystemTarget)reminderService).SchedulingContext)
.WaitWithThrow(initTimeout);
// Start stream providers after silo is active (so the pulling agents don't start sending messages before silo is active).
scheduler.QueueTask(siloStreamProviderManager.StartStreamProviders, providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
var bootstrapProviderManager = new BootstrapProviderManager();
scheduler.QueueTask(
() => bootstrapProviderManager.LoadAppBootstrapProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
BootstrapProviders = bootstrapProviderManager.GetProviders(); // Data hook for testing & diagnotics
// Now that we're active, we can start the gateway
var mc = messageCenter as MessageCenter;
if (mc != null)
{
mc.StartGateway();
}
SystemStatus.Current = SystemStatus.Running;
}
catch (Exception exc)
{
SafeExecute(() => logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", SiloAddress), exc));
FastKill(); // if failed after Membership became active, mark itself as dead in Membership abale.
throw;
}
}
private async Task OnRuntimeGrainServicesStart(CancellationToken ct)
{
var stopWatch = Stopwatch.StartNew();
// Load and init grain services before silo becomes active.
await StartAsyncTaskWithPerfAnalysis("Init grain services",
() => CreateGrainServices(), stopWatch);
this.membershipOracleContext = (this.membershipOracle as SystemTarget)?.SchedulingContext ??
this.fallbackScheduler.SchedulingContext;
await StartAsyncTaskWithPerfAnalysis("Starting local silo status oracle", StartMembershipOracle, stopWatch);
async Task StartMembershipOracle()
{
await scheduler.QueueTask(() => this.membershipOracle.Start(), this.membershipOracleContext)
.WithTimeout(initTimeout, $"Starting MembershipOracle failed due to timeout {initTimeout}");
logger.Debug("Local silo status oracle created successfully.");
}
var versionStore = Services.GetService <IVersionStore>();
await StartAsyncTaskWithPerfAnalysis("Init type manager", () => scheduler
.QueueTask(() => this.typeManager.Initialize(versionStore), this.typeManager.SchedulingContext)
.WithTimeout(this.initTimeout, $"TypeManager Initializing failed due to timeout {initTimeout}"), stopWatch);
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (this.multiClusterOracle != null)
{
await StartAsyncTaskWithPerfAnalysis("Start multicluster oracle", StartMultiClusterOracle, stopWatch);
async Task StartMultiClusterOracle()
{
logger.Info("Starting multicluster oracle with my ServiceId={0} and ClusterId={1}.",
this.clusterOptions.ServiceId, this.clusterOptions.ClusterId);
this.multiClusterOracleContext = (multiClusterOracle as SystemTarget)?.SchedulingContext ??
this.fallbackScheduler.SchedulingContext;
await scheduler.QueueTask(() => multiClusterOracle.Start(), multiClusterOracleContext)
.WithTimeout(initTimeout, $"Starting MultiClusterOracle failed due to timeout {initTimeout}");
logger.Debug("multicluster oracle created successfully.");
}
}
try
{
StatisticsOptions statisticsOptions = Services.GetRequiredService <IOptions <StatisticsOptions> >().Value;
StartTaskWithPerfAnalysis("Start silo statistics", () => this.siloStatistics.Start(statisticsOptions), stopWatch);
logger.Debug("Silo statistics manager started successfully.");
// Finally, initialize the deployment load collector, for grains with load-based placement
await StartAsyncTaskWithPerfAnalysis("Start deployment load collector", StartDeploymentLoadCollector, stopWatch);
async Task StartDeploymentLoadCollector()
{
var deploymentLoadPublisher = Services.GetRequiredService <DeploymentLoadPublisher>();
await this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher.SchedulingContext)
.WithTimeout(this.initTimeout, $"Starting DeploymentLoadPublisher failed due to timeout {initTimeout}");
logger.Debug("Silo deployment load publisher started successfully.");
}
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
this.platformWatchdog = new Watchdog(statisticsOptions.LogWriteInterval, this.healthCheckParticipants, this.executorService, this.loggerFactory);
this.platformWatchdog.Start();
if (this.logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo platform watchdog started successfully.");
}
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
throw;
}
if (logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo.Start complete: System status = {0}", this.SystemStatus);
}
}
private void DoStart()
{
lock (lockable)
{
if (!SystemStatus.Current.Equals(SystemStatus.Created))
throw new InvalidOperationException(String.Format("Calling Silo.Start() on a silo which is not in the Created state. This silo is in the {0} state.", SystemStatus.Current));
SystemStatus.Current = SystemStatus.Starting;
}
logger.Info(ErrorCode.SiloStarting, "Silo Start()");
// Hook up to receive notification of process exit / Ctrl-C events
AppDomain.CurrentDomain.ProcessExit += HandleProcessExit;
Console.CancelKeyPress += HandleProcessExit;
ConfigureThreadPoolAndServicePointSettings();
// This has to start first so that the directory system target factory gets loaded before we start the router.
grainTypeManager.Start();
runtimeClient.Start();
// The order of these 4 is pretty much arbitrary.
scheduler.Start();
messageCenter.Start();
incomingPingAgent.Start();
incomingSystemAgent.Start();
incomingAgent.Start();
LocalGrainDirectory.Start();
// Set up an execution context for this thread so that the target creation steps can use asynch values.
RuntimeContext.InitializeMainThread();
// Initialize the implicit stream subscribers table.
var implicitStreamSubscriberTable = Services.GetRequiredService<ImplicitStreamSubscriberTable>();
implicitStreamSubscriberTable.InitImplicitStreamSubscribers(this.grainTypeManager.GrainClassTypeData.Select(t => t.Value.Type).ToArray());
var siloProviderRuntime = Services.GetRequiredService<SiloProviderRuntime>();
runtimeClient.CurrentStreamProviderRuntime = siloProviderRuntime;
statisticsProviderManager = new StatisticsProviderManager("Statistics", siloProviderRuntime);
string statsProviderName = statisticsProviderManager.LoadProvider(GlobalConfig.ProviderConfigurations)
.WaitForResultWithThrow(initTimeout);
if (statsProviderName != null)
LocalConfig.StatisticsProviderName = statsProviderName;
allSiloProviders.AddRange(statisticsProviderManager.GetProviders());
// can call SetSiloMetricsTableDataManager only after MessageCenter is created (dependency on this.SiloAddress).
siloStatistics.SetSiloStatsTableDataManager(this, LocalConfig).WaitWithThrow(initTimeout);
siloStatistics.SetSiloMetricsTableDataManager(this, LocalConfig).WaitWithThrow(initTimeout);
IMembershipTable membershipTable = Services.GetRequiredService<IMembershipTable>();
multiClusterOracle =
Services.GetRequiredService<MultiClusterOracleFactory>().CreateGossipOracle(this).WaitForResultWithThrow(initTimeout);
// This has to follow the above steps that start the runtime components
CreateSystemTargets();
InjectDependencies();
// Validate the configuration.
GlobalConfig.Application.ValidateConfiguration(logger);
// ensure this runs in the grain context, wait for it to complete
scheduler.QueueTask(CreateSystemGrains, catalog.SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose) { logger.Verbose("System grains created successfully."); }
// Initialize storage providers once we have a basic silo runtime environment operating
storageProviderManager = new StorageProviderManager(grainFactory, Services, siloProviderRuntime);
scheduler.QueueTask(
() => storageProviderManager.LoadStorageProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
catalog.SetStorageManager(storageProviderManager);
allSiloProviders.AddRange(storageProviderManager.GetProviders());
if (logger.IsVerbose) { logger.Verbose("Storage provider manager created successfully."); }
// Load and init stream providers before silo becomes active
var siloStreamProviderManager = (StreamProviderManager)grainRuntime.StreamProviderManager;
scheduler.QueueTask(
() => siloStreamProviderManager.LoadStreamProviders(GlobalConfig.ProviderConfigurations, siloProviderRuntime),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
runtimeClient.CurrentStreamProviderManager = siloStreamProviderManager;
allSiloProviders.AddRange(siloStreamProviderManager.GetProviders());
if (logger.IsVerbose) { logger.Verbose("Stream provider manager created successfully."); }
ISchedulingContext statusOracleContext = ((SystemTarget)LocalSiloStatusOracle).SchedulingContext;
bool waitForPrimaryToStart = GlobalConfig.PrimaryNodeIsRequired && Type != SiloType.Primary;
if (waitForPrimaryToStart) // only in MembershipTableGrain case.
{
scheduler.QueueTask(() => membershipFactory.WaitForTableToInit(membershipTable), statusOracleContext)
.WaitWithThrow(initTimeout);
}
scheduler.QueueTask(() => membershipTable.InitializeMembershipTable(GlobalConfig, true, LogManager.GetLogger(membershipTable.GetType().Name)), statusOracleContext)
.WaitWithThrow(initTimeout);
scheduler.QueueTask(() => LocalSiloStatusOracle.Start(), statusOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose) { logger.Verbose("Local silo status oracle created successfully."); }
scheduler.QueueTask(LocalSiloStatusOracle.BecomeActive, statusOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose) { logger.Verbose("Local silo status oracle became active successfully."); }
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (GlobalConfig.HasMultiClusterNetwork)
{
logger.Info("Creating multicluster oracle with my ServiceId={0} and ClusterId={1}.",
GlobalConfig.ServiceId, GlobalConfig.ClusterId);
ISchedulingContext clusterStatusContext = ((SystemTarget) multiClusterOracle).SchedulingContext;
scheduler.QueueTask(() => multiClusterOracle.Start(LocalSiloStatusOracle), clusterStatusContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose) { logger.Verbose("multicluster oracle created successfully."); }
}
try
{
this.siloStatistics.Start(this.LocalConfig);
if (this.logger.IsVerbose) { this.logger.Verbose("Silo statistics manager started successfully."); }
// Finally, initialize the deployment load collector, for grains with load-based placement
var deploymentLoadPublisher = Services.GetRequiredService<DeploymentLoadPublisher>();
this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher.SchedulingContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose) { this.logger.Verbose("Silo deployment load publisher started successfully."); }
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
this.platformWatchdog = new Watchdog(this.LocalConfig.StatisticsLogWriteInterval, this.healthCheckParticipants);
this.platformWatchdog.Start();
if (this.logger.IsVerbose) { this.logger.Verbose("Silo platform watchdog started successfully."); }
if (this.reminderService != null)
{
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
this.scheduler.QueueTask(this.reminderService.Start, ((SystemTarget)this.reminderService).SchedulingContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose)
{
this.logger.Verbose("Reminder service started successfully.");
}
}
this.bootstrapProviderManager = new BootstrapProviderManager();
this.scheduler.QueueTask(
() => this.bootstrapProviderManager.LoadAppBootstrapProviders(siloProviderRuntime, this.GlobalConfig.ProviderConfigurations),
this.providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(this.initTimeout);
this.BootstrapProviders = this.bootstrapProviderManager.GetProviders(); // Data hook for testing & diagnotics
this.allSiloProviders.AddRange(this.BootstrapProviders);
if (this.logger.IsVerbose) { this.logger.Verbose("App bootstrap calls done successfully."); }
// Start stream providers after silo is active (so the pulling agents don't start sending messages before silo is active).
// also after bootstrap provider started so bootstrap provider can initialize everything stream before events from this silo arrive.
this.scheduler.QueueTask(siloStreamProviderManager.StartStreamProviders, this.providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose) { this.logger.Verbose("Stream providers started successfully."); }
// Now that we're active, we can start the gateway
var mc = this.messageCenter as MessageCenter;
mc?.StartGateway(this.Services.GetRequiredService<ClientObserverRegistrar>());
if (this.logger.IsVerbose) { this.logger.Verbose("Message gateway service started successfully."); }
SystemStatus.Current = SystemStatus.Running;
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
this.FastKill(); // if failed after Membership became active, mark itself as dead in Membership abale.
throw;
}
if (logger.IsVerbose) { logger.Verbose("Silo.Start complete: System status = {0}", SystemStatus.Current); }
}
private async Task OnRuntimeGrainServicesStart(CancellationToken ct)
{
var stopWatch = Stopwatch.StartNew();
await StartAsyncTaskWithPerfAnalysis("Init transaction agent", InitTransactionAgent, stopWatch);
async Task InitTransactionAgent()
{
ITransactionAgent transactionAgent = this.Services.GetRequiredService <ITransactionAgent>();
ISchedulingContext transactionAgentContext = (transactionAgent as SystemTarget)?.SchedulingContext;
await scheduler.QueueTask(transactionAgent.Start, transactionAgentContext)
.WithTimeout(initTimeout);
}
// Load and init grain services before silo becomes active.
await StartAsyncTaskWithPerfAnalysis("Init grain services",
() => CreateGrainServices(GlobalConfig.GrainServiceConfigurations), stopWatch);
this.membershipOracleContext = (this.membershipOracle as SystemTarget)?.SchedulingContext ??
this.fallbackScheduler.SchedulingContext;
await StartAsyncTaskWithPerfAnalysis("Start local silo status oracle", StartMembershipOracle, stopWatch);
async Task StartMembershipOracle()
{
await scheduler.QueueTask(() => this.membershipOracle.Start(), this.membershipOracleContext)
.WithTimeout(initTimeout);
logger.Debug("Local silo status oracle created successfully.");
await scheduler.QueueTask(this.membershipOracle.BecomeActive, this.membershipOracleContext)
.WithTimeout(initTimeout);
logger.Debug("Local silo status oracle became active successfully.");
}
var versionStore = Services.GetService <IVersionStore>();
await StartAsyncTaskWithPerfAnalysis("Init type manager", () => scheduler
.QueueTask(() => this.typeManager.Initialize(versionStore), this.typeManager.SchedulingContext)
.WithTimeout(this.initTimeout), stopWatch);
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (this.multiClusterOracle != null)
{
await StartAsyncTaskWithPerfAnalysis("Start multicluster oracle", StartMultiClusterOracle, stopWatch);
async Task StartMultiClusterOracle()
{
logger.Info("Starting multicluster oracle with my ServiceId={0} and ClusterId={1}.",
this.siloOptions.ServiceId, this.siloOptions.ClusterId);
this.multiClusterOracleContext = (multiClusterOracle as SystemTarget)?.SchedulingContext ??
this.fallbackScheduler.SchedulingContext;
await scheduler.QueueTask(() => multiClusterOracle.Start(), multiClusterOracleContext)
.WithTimeout(initTimeout);
logger.Debug("multicluster oracle created successfully.");
}
}
try
{
StatisticsOptions statisticsOptions = Services.GetRequiredService <IOptions <StatisticsOptions> >().Value;
StartTaskWithPerfAnalysis("Start silo statistics", () => this.siloStatistics.Start(statisticsOptions), stopWatch);
logger.Debug("Silo statistics manager started successfully.");
// Finally, initialize the deployment load collector, for grains with load-based placement
await StartAsyncTaskWithPerfAnalysis("Start deployment load collector", StartDeploymentLoadCollector, stopWatch);
async Task StartDeploymentLoadCollector()
{
var deploymentLoadPublisher = Services.GetRequiredService <DeploymentLoadPublisher>();
await this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher.SchedulingContext)
.WithTimeout(this.initTimeout);
logger.Debug("Silo deployment load publisher started successfully.");
}
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
this.platformWatchdog = new Watchdog(this.LocalConfig.StatisticsLogWriteInterval, this.healthCheckParticipants, this.executorService, this.loggerFactory);
this.platformWatchdog.Start();
if (this.logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo platform watchdog started successfully.");
}
if (this.reminderService != null)
{
await StartAsyncTaskWithPerfAnalysis("Start reminder service", StartReminderService, stopWatch);
async Task StartReminderService()
{
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
this.reminderServiceContext = (this.reminderService as SystemTarget)?.SchedulingContext ??
this.fallbackScheduler.SchedulingContext;
await this.scheduler.QueueTask(this.reminderService.Start, this.reminderServiceContext)
.WithTimeout(this.initTimeout);
this.logger.Debug("Reminder service started successfully.");
}
}
StartTaskWithPerfAnalysis("Start gateway", StartGateway, stopWatch);
void StartGateway()
{
// Now that we're active, we can start the gateway
var mc = this.messageCenter as MessageCenter;
mc?.StartGateway(this.Services.GetRequiredService <ClientObserverRegistrar>());
logger.Debug("Message gateway service started successfully.");
}
this.SystemStatus = SystemStatus.Running;
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
throw;
}
if (logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("Silo.Start complete: System status = {0}", this.SystemStatus);
}
}
private void DoStart()
{
lock (lockable)
{
if (!this.SystemStatus.Equals(SystemStatus.Created))
{
throw new InvalidOperationException(String.Format("Calling Silo.Start() on a silo which is not in the Created state. This silo is in the {0} state.", this.SystemStatus));
}
this.SystemStatus = SystemStatus.Starting;
}
logger.Info(ErrorCode.SiloStarting, "Silo Start()");
// Hook up to receive notification of process exit / Ctrl-C events
AppDomain.CurrentDomain.ProcessExit += HandleProcessExit;
if (GlobalConfig.FastKillOnCancelKeyPress)
{
Console.CancelKeyPress += HandleProcessExit;
}
ConfigureThreadPoolAndServicePointSettings();
// This has to start first so that the directory system target factory gets loaded before we start the router.
grainTypeManager.Start();
runtimeClient.Start();
// The order of these 4 is pretty much arbitrary.
scheduler.Start();
messageCenter.Start();
incomingPingAgent.Start();
incomingSystemAgent.Start();
incomingAgent.Start();
LocalGrainDirectory.Start();
// Set up an execution context for this thread so that the target creation steps can use asynch values.
RuntimeContext.InitializeMainThread();
// Initialize the implicit stream subscribers table.
var implicitStreamSubscriberTable = Services.GetRequiredService <ImplicitStreamSubscriberTable>();
implicitStreamSubscriberTable.InitImplicitStreamSubscribers(this.grainTypeManager.GrainClassTypeData.Select(t => t.Value.Type).ToArray());
var siloProviderRuntime = Services.GetRequiredService <SiloProviderRuntime>();
runtimeClient.CurrentStreamProviderRuntime = siloProviderRuntime;
statisticsProviderManager = this.Services.GetRequiredService <StatisticsProviderManager>();
string statsProviderName = statisticsProviderManager.LoadProvider(GlobalConfig.ProviderConfigurations)
.WaitForResultWithThrow(initTimeout);
if (statsProviderName != null)
{
LocalConfig.StatisticsProviderName = statsProviderName;
}
// can call SetSiloMetricsTableDataManager only after MessageCenter is created (dependency on this.SiloAddress).
siloStatistics.SetSiloStatsTableDataManager(this, LocalConfig).WaitWithThrow(initTimeout);
siloStatistics.SetSiloMetricsTableDataManager(this, LocalConfig).WaitWithThrow(initTimeout);
// This has to follow the above steps that start the runtime components
CreateSystemTargets();
InjectDependencies();
// Validate the configuration.
GlobalConfig.Application.ValidateConfiguration(logger);
// Initialize storage providers once we have a basic silo runtime environment operating
storageProviderManager = this.Services.GetRequiredService <StorageProviderManager>();
scheduler.QueueTask(
() => storageProviderManager.LoadStorageProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
ITransactionAgent transactionAgent = this.Services.GetRequiredService <ITransactionAgent>();
ISchedulingContext transactionAgentContext = (transactionAgent as SystemTarget)?.SchedulingContext;
scheduler.QueueTask(transactionAgent.Start, transactionAgentContext)
.WaitWithThrow(initTimeout);
var versionStore = Services.GetService <IVersionStore>() as GrainVersionStore;
versionStore?.SetStorageManager(storageProviderManager);
if (logger.IsVerbose)
{
logger.Verbose("Storage provider manager created successfully.");
}
// Initialize log consistency providers once we have a basic silo runtime environment operating
logConsistencyProviderManager = this.Services.GetRequiredService <LogConsistencyProviderManager>();
scheduler.QueueTask(
() => logConsistencyProviderManager.LoadLogConsistencyProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Log consistency provider manager created successfully.");
}
// Load and init stream providers before silo becomes active
var siloStreamProviderManager = (StreamProviderManager)grainRuntime.StreamProviderManager;
scheduler.QueueTask(
() => siloStreamProviderManager.LoadStreamProviders(GlobalConfig.ProviderConfigurations, siloProviderRuntime),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
runtimeClient.CurrentStreamProviderManager = siloStreamProviderManager;
if (logger.IsVerbose)
{
logger.Verbose("Stream provider manager created successfully.");
}
// Load and init grain services before silo becomes active.
CreateGrainServices(GlobalConfig.GrainServiceConfigurations);
this.membershipOracleContext = (this.membershipOracle as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
scheduler.QueueTask(() => this.membershipOracle.Start(), this.membershipOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Local silo status oracle created successfully.");
}
scheduler.QueueTask(this.membershipOracle.BecomeActive, this.membershipOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Local silo status oracle became active successfully.");
}
scheduler.QueueTask(() => this.typeManager.Initialize(versionStore), this.typeManager.SchedulingContext)
.WaitWithThrow(this.initTimeout);
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (GlobalConfig.HasMultiClusterNetwork)
{
logger.Info("Starting multicluster oracle with my ServiceId={0} and ClusterId={1}.",
GlobalConfig.ServiceId, GlobalConfig.ClusterId);
this.multiClusterOracleContext = (multiClusterOracle as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
scheduler.QueueTask(() => multiClusterOracle.Start(), multiClusterOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("multicluster oracle created successfully.");
}
}
try
{
this.siloStatistics.Start(this.LocalConfig);
if (this.logger.IsVerbose)
{
this.logger.Verbose("Silo statistics manager started successfully.");
}
// Finally, initialize the deployment load collector, for grains with load-based placement
var deploymentLoadPublisher = Services.GetRequiredService <DeploymentLoadPublisher>();
this.scheduler.QueueTask(deploymentLoadPublisher.Start, deploymentLoadPublisher.SchedulingContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose)
{
this.logger.Verbose("Silo deployment load publisher started successfully.");
}
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
this.platformWatchdog = new Watchdog(this.LocalConfig.StatisticsLogWriteInterval, this.healthCheckParticipants);
this.platformWatchdog.Start();
if (this.logger.IsVerbose)
{
this.logger.Verbose("Silo platform watchdog started successfully.");
}
if (this.reminderService != null)
{
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
this.reminderServiceContext = (this.reminderService as SystemTarget)?.SchedulingContext ??
this.providerManagerSystemTarget.SchedulingContext;
this.scheduler.QueueTask(this.reminderService.Start, this.reminderServiceContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose)
{
this.logger.Verbose("Reminder service started successfully.");
}
}
this.bootstrapProviderManager = this.Services.GetRequiredService <BootstrapProviderManager>();
this.scheduler.QueueTask(
() => this.bootstrapProviderManager.LoadAppBootstrapProviders(siloProviderRuntime, this.GlobalConfig.ProviderConfigurations),
this.providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(this.initTimeout);
this.BootstrapProviders = this.bootstrapProviderManager.GetProviders(); // Data hook for testing & diagnotics
if (this.logger.IsVerbose)
{
this.logger.Verbose("App bootstrap calls done successfully.");
}
// Start stream providers after silo is active (so the pulling agents don't start sending messages before silo is active).
// also after bootstrap provider started so bootstrap provider can initialize everything stream before events from this silo arrive.
this.scheduler.QueueTask(siloStreamProviderManager.StartStreamProviders, this.providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(this.initTimeout);
if (this.logger.IsVerbose)
{
this.logger.Verbose("Stream providers started successfully.");
}
// Now that we're active, we can start the gateway
var mc = this.messageCenter as MessageCenter;
mc?.StartGateway(this.Services.GetRequiredService <ClientObserverRegistrar>());
if (this.logger.IsVerbose)
{
this.logger.Verbose("Message gateway service started successfully.");
}
this.SystemStatus = SystemStatus.Running;
}
catch (Exception exc)
{
this.SafeExecute(() => this.logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", this.SiloAddress), exc));
this.FastKill(); // if failed after Membership became active, mark itself as dead in Membership abale.
throw;
}
if (logger.IsVerbose)
{
logger.Verbose("Silo.Start complete: System status = {0}", this.SystemStatus);
}
}
private void DoStart()
{
lock (lockable)
{
if (!SystemStatus.Current.Equals(SystemStatus.Created))
{
throw new InvalidOperationException(String.Format("Calling Silo.Start() on a silo which is not in the Created state. This silo is in the {0} state.", SystemStatus.Current));
}
SystemStatus.Current = SystemStatus.Starting;
}
logger.Info(ErrorCode.SiloStarting, "Silo Start()");
// Hook up to receive notification of process exit / Ctrl-C events
AppDomain.CurrentDomain.ProcessExit += HandleProcessExit;
Console.CancelKeyPress += HandleProcessExit;
ConfigureThreadPoolAndServicePointSettings();
// This has to start first so that the directory system target factory gets loaded before we start the router.
typeManager.Start();
InsideRuntimeClient.Current.Start();
// The order of these 4 is pretty much arbitrary.
scheduler.Start();
messageCenter.Start();
incomingPingAgent.Start();
incomingSystemAgent.Start();
incomingAgent.Start();
LocalGrainDirectory.Start();
// Set up an execution context for this thread so that the target creation steps can use asynch values.
RuntimeContext.InitializeMainThread();
SiloProviderRuntime.Initialize(GlobalConfig, SiloIdentity, grainFactory, Services);
InsideRuntimeClient.Current.CurrentStreamProviderRuntime = SiloProviderRuntime.Instance;
statisticsProviderManager = new StatisticsProviderManager("Statistics", SiloProviderRuntime.Instance);
string statsProviderName = statisticsProviderManager.LoadProvider(GlobalConfig.ProviderConfigurations)
.WaitForResultWithThrow(initTimeout);
if (statsProviderName != null)
{
LocalConfig.StatisticsProviderName = statsProviderName;
}
allSiloProviders.AddRange(statisticsProviderManager.GetProviders());
// can call SetSiloMetricsTableDataManager only after MessageCenter is created (dependency on this.SiloAddress).
siloStatistics.SetSiloStatsTableDataManager(this, nodeConfig).WaitWithThrow(initTimeout);
siloStatistics.SetSiloMetricsTableDataManager(this, nodeConfig).WaitWithThrow(initTimeout);
IMembershipTable membershipTable = membershipFactory.GetMembershipTable(GlobalConfig.LivenessType, GlobalConfig.MembershipTableAssembly);
membershipOracle = membershipFactory.CreateMembershipOracle(this, membershipTable);
multiClusterOracle = multiClusterFactory.CreateGossipOracle(this).WaitForResultWithThrow(initTimeout);
// This has to follow the above steps that start the runtime components
CreateSystemTargets();
InjectDependencies();
// Validate the configuration.
GlobalConfig.Application.ValidateConfiguration(logger);
// ensure this runs in the grain context, wait for it to complete
scheduler.QueueTask(CreateSystemGrains, catalog.SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("System grains created successfully.");
}
// Initialize storage providers once we have a basic silo runtime environment operating
storageProviderManager = new StorageProviderManager(grainFactory, Services);
scheduler.QueueTask(
() => storageProviderManager.LoadStorageProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
catalog.SetStorageManager(storageProviderManager);
allSiloProviders.AddRange(storageProviderManager.GetProviders());
if (logger.IsVerbose)
{
logger.Verbose("Storage provider manager created successfully.");
}
// Load and init stream providers before silo becomes active
var siloStreamProviderManager = (StreamProviderManager)grainRuntime.StreamProviderManager;
scheduler.QueueTask(
() => siloStreamProviderManager.LoadStreamProviders(GlobalConfig.ProviderConfigurations, SiloProviderRuntime.Instance),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
InsideRuntimeClient.Current.CurrentStreamProviderManager = siloStreamProviderManager;
allSiloProviders.AddRange(siloStreamProviderManager.GetProviders());
if (logger.IsVerbose)
{
logger.Verbose("Stream provider manager created successfully.");
}
ISchedulingContext statusOracleContext = ((SystemTarget)LocalSiloStatusOracle).SchedulingContext;
bool waitForPrimaryToStart = globalConfig.PrimaryNodeIsRequired && siloType != SiloType.Primary;
if (waitForPrimaryToStart) // only in MembershipTableGrain case.
{
scheduler.QueueTask(() => membershipFactory.WaitForTableToInit(membershipTable), statusOracleContext)
.WaitWithThrow(initTimeout);
}
scheduler.QueueTask(() => membershipTable.InitializeMembershipTable(GlobalConfig, true, LogManager.GetLogger(membershipTable.GetType().Name)), statusOracleContext)
.WaitWithThrow(initTimeout);
scheduler.QueueTask(() => LocalSiloStatusOracle.Start(), statusOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Local silo status oracle created successfully.");
}
scheduler.QueueTask(LocalSiloStatusOracle.BecomeActive, statusOracleContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Local silo status oracle became active successfully.");
}
//if running in multi cluster scenario, start the MultiClusterNetwork Oracle
if (GlobalConfig.HasMultiClusterNetwork)
{
logger.Info("Creating multicluster oracle with my ServiceId={0} and ClusterId={1}.",
GlobalConfig.ServiceId, GlobalConfig.ClusterId);
ISchedulingContext clusterStatusContext = ((SystemTarget)multiClusterOracle).SchedulingContext;
scheduler.QueueTask(() => multiClusterOracle.Start(LocalSiloStatusOracle), clusterStatusContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("multicluster oracle created successfully.");
}
}
try
{
siloStatistics.Start(LocalConfig);
if (logger.IsVerbose)
{
logger.Verbose("Silo statistics manager started successfully.");
}
// Finally, initialize the deployment load collector, for grains with load-based placement
scheduler.QueueTask(DeploymentLoadPublisher.Instance.Start, DeploymentLoadPublisher.Instance.SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Silo deployment load publisher started successfully.");
}
// Start background timer tick to watch for platform execution stalls, such as when GC kicks in
platformWatchdog = new Watchdog(nodeConfig.StatisticsLogWriteInterval, healthCheckParticipants);
platformWatchdog.Start();
if (logger.IsVerbose)
{
logger.Verbose("Silo platform watchdog started successfully.");
}
if (reminderService != null)
{
// so, we have the view of the membership in the consistentRingProvider. We can start the reminder service
scheduler.QueueTask(reminderService.Start, ((SystemTarget)reminderService).SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Reminder service started successfully.");
}
}
bootstrapProviderManager = new BootstrapProviderManager();
scheduler.QueueTask(
() => bootstrapProviderManager.LoadAppBootstrapProviders(GlobalConfig.ProviderConfigurations),
providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
BootstrapProviders = bootstrapProviderManager.GetProviders(); // Data hook for testing & diagnotics
allSiloProviders.AddRange(BootstrapProviders);
if (logger.IsVerbose)
{
logger.Verbose("App bootstrap calls done successfully.");
}
// Start stream providers after silo is active (so the pulling agents don't start sending messages before silo is active).
// also after bootstrap provider started so bootstrap provider can initialize everything stream before events from this silo arrive.
scheduler.QueueTask(siloStreamProviderManager.StartStreamProviders, providerManagerSystemTarget.SchedulingContext)
.WaitWithThrow(initTimeout);
if (logger.IsVerbose)
{
logger.Verbose("Stream providers started successfully.");
}
// Now that we're active, we can start the gateway
var mc = messageCenter as MessageCenter;
if (mc != null)
{
mc.StartGateway(clientRegistrar);
}
if (logger.IsVerbose)
{
logger.Verbose("Message gateway service started successfully.");
}
SystemStatus.Current = SystemStatus.Running;
}
catch (Exception exc)
{
SafeExecute(() => logger.Error(ErrorCode.Runtime_Error_100330, String.Format("Error starting silo {0}. Going to FastKill().", SiloAddress), exc));
FastKill(); // if failed after Membership became active, mark itself as dead in Membership abale.
throw;
}
if (logger.IsVerbose)
{
logger.Verbose("Silo.Start complete: System status = {0}", SystemStatus.Current);
}
}
