private static void ReportServiceStarted(
OperationContext context,
IDistributedCacheServiceHost host)
{
LifetimeTracker.ServiceStarted(context);
host.OnStartedService();
}
private static async Task ReportShuttingDownServiceAsync(OperationContext context, IDistributedCacheServiceHost host)
{
LifetimeTracker.ShuttingDownService(context);
if (host is IDistributedCacheServiceHostInternal hostInternal)
{
await hostInternal.OnStoppingServiceAsync(context);
}
}
private static LifetimeTracker CreateLifetimeTracker(MemoryClock memoryClock)
{
var processStartTimeUtc = memoryClock.UtcNow;
var startupDuration = TimeSpan.FromSeconds(1);
memoryClock.UtcNow += TimeSpan.FromSeconds(1);
Result <DateTime> shutdownTimeUtc = memoryClock.UtcNow - TimeSpan.FromMinutes(5);
var instance = LifetimeTracker.Started(memoryClock, startupDuration, shutdownTimeUtc, processStartTimeUtc);
return(instance);
}
/// <summary>
/// Request a graceful shutdown of a current service instance.
/// </summary>
/// <remarks> The operation will succeed only if <see cref="SetLifetimeManager"/> method was called.</remarks>
public static void RequestTeardown(Context context, string reason)
{
var lifetimeManager = _lifetimeManager;
if (lifetimeManager == null)
{
context.Warning("Can't teardown the instance because lifetime manager is not available.");
}
else
{
LifetimeTracker.TeardownRequested(context, reason);
lifetimeManager.RequestTeardown(reason);
}
}
private static Task ReportStartingServiceAsync(
OperationContext context,
IDistributedCacheServiceHost host,
DistributedCacheServiceArguments arguments)
{
var configuration = arguments.Configuration;
var logIntervalSeconds = configuration.DistributedContentSettings.ServiceRunningLogInSeconds;
var logInterval = logIntervalSeconds != null ? (TimeSpan?)TimeSpan.FromSeconds(logIntervalSeconds.Value) : null;
var logFilePath = GetPathForLifetimeTracking(configuration);
LifetimeTracker.ServiceStarting(context, logInterval, logFilePath, arguments.TelemetryFieldsProvider.ServiceName);
return(host.OnStartingServiceAsync());
}
private static async Task ReportServiceStartedAsync(
OperationContext context,
StartupShutdownSlimBase server,
IDistributedCacheServiceHost host)
{
LifetimeTracker.ServiceStarted(context);
host.OnStartedService();
if (host is IDistributedCacheServiceHostInternal hostInternal &&
server is IServicesProvider sp &&
sp.TryGetService <ICacheServerServices>(out var services))
{
await hostInternal.OnStartedServiceAsync(context, services);
}
}
public void NormalStartup()
{
var logger = TestGlobal.Logger;
var context = new Context(logger);
using var testDirectory = new DisposableDirectory(_fileSystem);
LifetimeTracker.ServiceStarting(context, serviceRunningLogInterval: TimeSpan.FromMinutes(10), testDirectory.Path);
LifetimeTracker.ServiceStarted(context);
GetFullOutput().Should().NotContain(FullyInitializedMessage);
LifetimeTracker.ServiceReadyToProcessRequests(context);
var output = GetFullOutput();
output.Should().Contain(FullyInitializedMessage);
output.Should().Contain(UnavailableOfflineTime);
}
private static async Task ReportStartingServiceAsync(
OperationContext context,
IDistributedCacheServiceHost host,
DistributedCacheServiceConfiguration configuration)
{
var logIntervalSeconds = configuration.DistributedContentSettings.ServiceRunningLogInSeconds;
var logInterval = logIntervalSeconds != null ? (TimeSpan?)TimeSpan.FromSeconds(logIntervalSeconds.Value) : null;
var logFilePath = configuration.LocalCasSettings.GetCacheRootPathWithScenario(LocalCasServiceSettings.DefaultCacheName);
LifetimeTracker.ServiceStarting(context, logInterval, logFilePath);
if (host is IDistributedCacheServiceHostInternal hostInternal)
{
await hostInternal.OnStartingServiceAsync(context);
}
await host.OnStartingServiceAsync();
}
private static async Task ReportServiceStartedAsync(
OperationContext context,
StartupShutdownSlimBase server,
IDistributedCacheServiceHost host,
DistributedContentSettings distributedContentSettings)
{
LifetimeTracker.ServiceStarted(context);
host.OnStartedService();
if (
// Don't need to call the following callback for out-of-proc cache
distributedContentSettings.OutOfProcCacheSettings is null &&
host is IDistributedCacheServiceHostInternal hostInternal &&
server is IServicesProvider sp &&
sp.TryGetService <ICacheServerServices>(out var services))
{
await hostInternal.OnStartedServiceAsync(context, services);
}
}
public void TraceWithMultipleStartupAndShutdown()
{
var memoryClock = new MemoryClock();
var logger = TestGlobal.Logger;
var context = new Context(logger);
var process1StartupTime = memoryClock.UtcNow;
memoryClock.AddSeconds(10);
using var testDirectory = new DisposableDirectory(_fileSystem);
LifetimeTracker.ServiceStarting(context, serviceRunningLogInterval: TimeSpan.FromMinutes(10), testDirectory.Path, memoryClock, process1StartupTime);
memoryClock.AddSeconds(10);
LifetimeTracker.ServiceStarted(context, memoryClock);
memoryClock.AddSeconds(10);
LifetimeTracker.ServiceReadyToProcessRequests(context);
// Offline time should be unavailable.
GetFullOutput().Should().Contain(UnavailableOfflineTime);
LifetimeTracker.ServiceStopped(context, BoolResult.Success);
// Now we're running the same stuff the second time, like after the process restart.
memoryClock.AddSeconds(300);
var process2StartupTime = memoryClock.UtcNow;
memoryClock.AddSeconds(10);
LifetimeTracker.ServiceStarting(context, serviceRunningLogInterval: TimeSpan.FromMinutes(10), testDirectory.Path, memoryClock, process2StartupTime);
GetFullOutput().Should().Contain("LastHeartBeatTime");
memoryClock.AddSeconds(10);
LifetimeTracker.ServiceStarted(context, memoryClock);
memoryClock.AddSeconds(10);
LifetimeTracker.ServiceReadyToProcessRequests(context);
GetFullOutput().Should().Contain("OfflineTime=[00:05:50");
}
private static void ReportServiceStopped(Context context, IDistributedCacheServiceHost host, BoolResult result)
{
CacheActivityTracker.Stop();
LifetimeTracker.ServiceStopped(context, result);
host.OnTeardownCompleted();
}
private static void ReportServiceStartupFailed(Context context, Exception exception, TimeSpan startupDuration)
{
LifetimeTracker.ServiceStartupFailed(context, exception, startupDuration);
}