private VostokMultiHostApplicationSettings UpdateAppSettings(VostokMultiHostApplicationSettings applicationSettings)
{
return(new VostokMultiHostApplicationSettings(
applicationSettings.Application,
applicationSettings.Identifier,
builder =>
{
settings.EnvironmentSetup(builder);
builder.SetupLog(
logBuilder =>
{
logBuilder.CustomizeLog(
logCustomization => logCustomization.ForContext($"{applicationSettings.Identifier.ApplicationName}-{applicationSettings.Identifier.InstanceName}"));
});
builder.SetupApplicationIdentity(
identityBuilder =>
{
identityBuilder
.SetApplication(applicationSettings.Identifier.ApplicationName)
.SetInstance(applicationSettings.Identifier.InstanceName);
});
applicationSettings.EnvironmentSetup(builder);
builder.SetupClusterConfigClient(clientBuilder => clientBuilder.UseInstance(commonEnvironment.ClusterConfigClient));
builder.SetupHerculesSink(sinkBuilder => sinkBuilder.UseInstance(commonEnvironment.HerculesSink));
if (commonEnvironment.HostExtensions.TryGet <IZooKeeperClient>(out var zooKeeperClient))
{
builder.SetupZooKeeperClient(clientBuilder => clientBuilder.UseInstance(zooKeeperClient));
}
}
/// <summary>
/// <para>Adds an application and returns created application.</para>
/// </summary>
public IVostokMultiHostApplication AddApplication(VostokMultiHostApplicationSettings applicationSettings)
{
if (initiateShutdown.Task.IsCompleted)
{
throw new InvalidOperationException($"Unable to add application {applicationSettings.Identifier} because VostokMultiHost is shutting down.");
}
if (applications.ContainsKey(applicationSettings.Identifier))
{
throw new ArgumentException($"{applicationSettings.Identifier} has already been added.");
}
var updatedSettings = UpdateAppSettings(applicationSettings);
return(applications[applicationSettings.Identifier] =
new VostokMultiHostApplication(
updatedSettings,
() => commonEnvironment != null && !initiateShutdown.Task.IsCompleted));
}
/// <summary>
/// Adds an application and returns <see cref="IVostokMultiHostApplication.StartAsync"/> task.
/// May throw an exception if application with this identifier has already been added.
/// <see cref="VostokMultiHost"/> should be running to perform this operation.
/// </summary>
public static Task StartApplicationAsync(this VostokMultiHost host, VostokMultiHostApplicationSettings settings)
{
return(host.AddApplication(settings).StartAsync());
}
/// <summary>
/// Adds an application and returns <see cref="IVostokMultiHostApplication.RunAsync"/> task.
/// May throw an exception if application with this identifier has already been added.
/// <see cref="VostokMultiHost"/> should be running to perform this operation.
/// </summary>
public static Task <VostokApplicationRunResult> RunApplicationAsync(this VostokMultiHost host, VostokMultiHostApplicationSettings settings)
{
return(host.AddApplication(settings).RunAsync());
}
