public virtual async Task InitializeAsync(IVostokHostingEnvironment environment)
{
var log = environment.Log.ForContext <VostokAspNetCoreApplication>();
var builder = new VostokAspNetCoreApplicationBuilder <TStartup>(environment, this, disposables);
builder.SetupPingApi(
settings =>
{
settings.CommitHashProvider = GetCommitHash;
settings.InitializationCheck = () => initialized;
if (environment.HostExtensions.TryGet <IVostokApplicationDiagnostics>(out var diagnostics))
{
settings.HealthCheck = () => diagnostics.HealthTracker.CurrentStatus == HealthStatus.Healthy;
}
});
Setup(builder, environment);
disposables.Add(manager = new HostManager(builder.BuildHost(), log));
await manager.StartHostAsync(environment.ShutdownToken);
await WarmupAsync(environment, manager.Services);
await WarmupMiddlewares(environment);
initialized.TrySetTrue();
}
public async Task InitializeAsync(IVostokHostingEnvironment environment)
{
var log = environment.Log.ForContext <VostokAspNetCoreApplication>();
var builder = new VostokAspNetCoreApplicationBuilder <TStartup>(environment, disposables);
builder.SetupPingApi(
settings =>
{
settings.InitializationCheck = () => initialized;
settings.CommitHashProvider = GetCommitHash;
});
Setup(builder, environment);
disposables.Add(manager = new HostManager(builder.BuildHost(), log));
await manager.StartHostAsync(environment.ShutdownToken);
await WarmupAsync(environment, manager.Services);
initialized.TrySetTrue();
}
private async Task WarmupMiddlewares(IVostokHostingEnvironment environment, VostokAspNetCoreApplicationBuilder <TStartup> builder)
{
if (environment.ServiceBeacon.ReplicaInfo.TryGetUrl(out var url))
{
var client = new ClusterClient(
environment.Log,
configuration =>
{
configuration.ClusterProvider = new FixedClusterProvider(url);
configuration.SetupUniversalTransport();
configuration.SetupDistributedTracing(environment.Tracer);
});
if (builder.IsMiddlewareEnabled <PingApiMiddleware>())
{
await client.SendAsync(Request.Get("_status/ping"), 20.Seconds());
}
}
else
{
environment.Log.Warn("Unable to warmup middlewares. Couldn't obtain replica url.");
}
}