public Dashboard(
ILogger <Dashboard> logger,
ILocalSiloDetails localSiloDetails,
IGrainFactory grainFactory,
IOptions <DashboardOptions> dashboardOptions,
SiloDispatcher siloDispatcher)
{
this.logger = logger;
this.grainFactory = grainFactory;
this.siloDispatcher = siloDispatcher;
this.localSiloDetails = localSiloDetails;
this.dashboardOptions = dashboardOptions.Value;
}
public async Task Init(string name, IProviderRuntime providerRuntime, IProviderConfiguration config)
{
Name = name;
var options = providerRuntime.ServiceProvider.GetRequiredService <IOptions <DashboardOptions> >();
if (options.Value.HostSelf)
{
var logger = providerRuntime.ServiceProvider.GetRequiredService <ILogger <Dashboard> >();
try
{
host =
new WebHostBuilder()
.ConfigureServices(services =>
{
services.AddServicesForHostedDashboard(providerRuntime.GrainFactory, options);
})
.Configure(app =>
{
if (options.Value.HasUsernameAndPassword())
{
// only when usename and password are configured
// do we inject basicauth middleware in the pipeline
app.UseMiddleware <BasicAuthMiddleware>();
}
app.UseOrleansDashboard();
})
.UseKestrel()
.UseUrls($"http://{options.Value.Host}:{options.Value.Port}")
.Build();
host.Start();
}
catch (Exception ex)
{
logger.Error(10001, ex.ToString());
}
logger.LogInformation($"Dashboard listening on {options.Value.Port}");
}
// horrible hack to grab the scheduler
// to allow the stats publisher to push
// counters to grains
SiloDispatcher.Setup();
await ActivateDashboardGrainAsync(providerRuntime);
await ActivateSiloGrainAsync(providerRuntime);
}
public Task Execute(CancellationToken cancellationToken)
{
if (dashboardOptions.HostSelf)
{
try
{
host =
new WebHostBuilder()
.ConfigureServices(services =>
{
services.AddServicesForHostedDashboard(grainFactory, dashboardOptions);
})
.Configure(app =>
{
if (dashboardOptions.HasUsernameAndPassword())
{
// only when usename and password are configured
// do we inject basicauth middleware in the pipeline
app.UseMiddleware <BasicAuthMiddleware>();
}
app.UseOrleansDashboard();
})
.UseKestrel()
.UseUrls($"http://{dashboardOptions.Host}:{dashboardOptions.Port}")
.Build();
host.Start();
}
catch (Exception ex)
{
logger.Error(10001, ex.ToString());
}
logger.LogInformation($"Dashboard listening on {dashboardOptions.Port}");
}
// horrible hack to grab the scheduler
// to allow the stats publisher to push
// counters to grains
SiloDispatcher.Setup();
return(Task.WhenAll(
ActivateDashboardGrainAsync(),
ActivateSiloGrainAsync()));
}
public void Dispose()
{
try
{
host?.Dispose();
}
catch
{
/* NOOP */
}
try
{
// Teardown the silo dispatcher to prevent deadlocks.
SiloDispatcher.Teardown();
}
catch
{
/* NOOP */
}
}
public Task Close()
{
try
{
host?.Dispose();
}
catch
{
/* NOOP */
}
try
{
// Teardown the silo dispatcher to prevent deadlocks.
SiloDispatcher.Teardown();
}
catch
{
/* NOOP */
}
return(Task.CompletedTask);
}