/// <summary>
/// <para>Configures common static providers with values from given <paramref name="environment"/>.</para>
/// <para>Following static providers are configured:</para>
/// <list type="bullet">
/// <item><description><see cref="LogProvider"/></description></item>
/// <item><description><see cref="TracerProvider"/></description></item>
/// <item><description><see cref="HerculesSinkProvider"/></description></item>
/// <item><description><see cref="DatacentersProvider"/></description></item>
/// <item><description>ClusterConfigClient.<see cref="ClusterConfigClient.Default"/> (if not configured earlier)</description></item>
/// <item><description>ConfigurationProvider.<see cref="ConfigurationProvider.Default"/> (if not configured earlier)</description></item>
/// </list>
/// </summary>
public static void Configure([NotNull] IVostokHostingEnvironment environment)
{
if (environment == null)
{
throw new ArgumentNullException(nameof(environment));
}
ClusterClientDefaults.ClientApplicationName = environment.ApplicationIdentity.FormatServiceName();
LogProvider.Configure(environment.Log, true);
TracerProvider.Configure(environment.Tracer, true);
HerculesSinkProvider.Configure(environment.HerculesSink, true);
DatacentersProvider.Configure(environment.Datacenters, true);
var log = environment.Log.ForContext(typeof(StaticProvidersHelper));
if (environment.ClusterConfigClient is ClusterConfigClient clusterConfigClient)
{
if (!ClusterConfigClient.TrySetDefaultClient(clusterConfigClient) && !ReferenceEquals(ClusterConfigClient.Default, environment.ClusterConfigClient))
{
log.Warn("ClusterConfigClient.Default has already been configured.");
}
}
if (environment.ConfigurationProvider is ConfigurationProvider configurationProvider && !ReferenceEquals(ConfigurationProvider.Default, environment.ConfigurationProvider))
{
if (!ConfigurationProvider.TrySetDefault(configurationProvider))
{
log.Warn("ConfigurationProvider.Default has already been configured.");
}
}
}
public static void SetupSingular(this IClusterClientConfiguration configuration, SingularClientSettings settings)
{
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
configuration.RequestTransforms.Add(
new AdHocRequestTransform(
request => request
.WithHeader(SingularHeaders.Environment, settings.TargetEnvironment)
.WithHeader(SingularHeaders.Service, settings.TargetService)));
configuration.TargetEnvironment = settings.TargetEnvironment;
configuration.TargetServiceName = ServiceMeshEnvironmentInfo.UseLocalSingular
? $"{settings.TargetService} via ServiceMesh"
: $"{settings.TargetService} via {SingularConstants.ServiceName}";
var clusterConfigClient = ClusterConfigClient.Default;
configuration.ClusterProvider = settings.AlternativeClusterProvider ??
new ClusterConfigClusterProvider(clusterConfigClient, SingularConstants.CCTopologyName, configuration.Log);
configuration.SetupWeighedReplicaOrdering(
builder =>
{
var datacenters = DatacentersProvider.Get();
builder.AddRelativeWeightModifier(new RelativeWeightSettings());
builder.SetupAvoidInactiveDatacentersWeightModifier(datacenters);
builder.SetupBoostLocalDatacentersWeightModifier(datacenters);
});
var forkingStrategy = Strategy.Forking(SingularClientConstants.ForkingStrategyParallelismLevel);
var idempotencyIdentifier = IdempotencyIdentifierCache.Get(clusterConfigClient, settings.TargetEnvironment, settings.TargetService);
configuration.DefaultRequestStrategy = new IdempotencySignBasedRequestStrategy(idempotencyIdentifier, Strategy.Sequential1, forkingStrategy);
configuration.MaxReplicasUsedPerRequest = SingularClientConstants.ForkingStrategyParallelismLevel;
if (ServiceMeshEnvironmentInfo.UseLocalSingular)
{
var serviceMeshRequestModule = new ServiceMeshRequestModule(configuration.Log, idempotencyIdentifier);
configuration.AddRequestModule(serviceMeshRequestModule, RequestModule.RequestExecution);
}
InitializeMetricsProviderIfNeeded(configuration, settings.MetricContext, clusterConfigClient);
}
/// <summary>
/// <para>Configures common static providers with values from given <paramref name="environment"/>.</para>
/// <para>Following static providers are configured:</para>
/// <list type="bullet">
/// <item><description><see cref="LogProvider"/></description></item>
/// <item><description><see cref="TracerProvider"/></description></item>
/// <item><description><see cref="HerculesSinkProvider"/></description></item>
/// <item><description><see cref="DatacentersProvider"/></description></item>
/// <item><description><see cref="MetricContextProvider"/></description></item>
/// <item><description>ClusterConfigClient.<see cref="ClusterConfigClient.Default"/> (if not configured earlier)</description></item>
/// <item><description>ConfigurationProvider.<see cref="ConfigurationProvider.Default"/> (if not configured earlier)</description></item>
/// </list>
/// </summary>
public static void Configure([NotNull] IVostokHostingEnvironment environment)
{
if (environment == null)
{
throw new ArgumentNullException(nameof(environment));
}
ClusterClientDefaults.ClientApplicationName = environment.ServiceBeacon is ServiceBeacon beacon
? beacon.ReplicaInfo.Application
: environment.ApplicationIdentity.FormatServiceName();
LogProvider.Configure(environment.Log, true);
TracerProvider.Configure(environment.Tracer, true);
HerculesSinkProvider.Configure(environment.HerculesSink, true);
DatacentersProvider.Configure(environment.Datacenters, true);
MetricContextProvider.Configure(environment.Metrics.Root, true);
FlowingContext.Configuration.ErrorCallback = (errorMessage, error) => environment.Log.ForContext(typeof(FlowingContext)).Error(error, errorMessage);
var log = environment.Log.ForContext(typeof(StaticProvidersHelper));
if (environment.ClusterConfigClient is ClusterConfigClient clusterConfigClient)
{
if (!ClusterConfigClient.TrySetDefaultClient(clusterConfigClient) && !ReferenceEquals(ClusterConfigClient.Default, environment.ClusterConfigClient))
{
log.Warn("ClusterConfigClient.Default has already been configured.");
}
}
if (environment.ConfigurationProvider is ConfigurationProvider configurationProvider && !ReferenceEquals(ConfigurationProvider.Default, environment.ConfigurationProvider))
{
if (!ConfigurationProvider.TrySetDefault(configurationProvider))
{
log.Warn("ConfigurationProvider.Default has already been configured.");
}
}
}
