protected override IDisposable InitializeFactory(IObservable <IConnected <IBroker> > brokerStream)
{
var eventStoreConnection = GetEventStoreConnection(Config.EventStore);
var mon = new ConnectionStatusMonitor(eventStoreConnection);
var esStream = mon.GetEventStoreConnectedStream(eventStoreConnection);
eventStoreConnection.ConnectAsync().Wait();
return(Factory.Initialize(brokerStream, esStream));
}
public void Start()
{
Console.CancelKeyPress += (sender, eventArgs) =>
{
eventArgs.Cancel = true;
_reset.Set();
};
Log.Logger = new LoggerConfiguration()
.MinimumLevel.Information()
.WriteTo.ColoredConsole()
.CreateLogger();
var config = ServiceConfiguration.FromArgs(_args);
try
{
using (var connectionFactory = BrokerConnectionFactory.Create(config.Broker))
{
var brokerStream = connectionFactory.GetBrokerStream();
var esFactory = _factory as IServiceHostFactoryWithEventStore;
if (esFactory != null)
{
// TODO TIDY
var eventStoreConnection = GetEventStoreConnection(config.EventStore);
var mon = new ConnectionStatusMonitor(eventStoreConnection);
var esStream = mon.GetEventStoreConnectedStream(eventStoreConnection);
eventStoreConnection.ConnectAsync().Wait();
using (esFactory.Initialize(brokerStream, esStream))
{
connectionFactory.Start();
_reset.WaitOne();
}
}
else
{
using (_factory.Initialize(brokerStream))
{
connectionFactory.Start();
_reset.WaitOne();
}
}
}
}
catch (Exception e)
{
Log.Error(e, "Error connecting to broker");
}
}
public static IWebHostBuilder UseEventStore(this IWebHostBuilder hostBuilder)
{
var configuration = new EventStoreConfiguration(ServiceConstants.EventStoreUrl);
var eventStoreConnection = new ExternalEventStore(EventStoreUri.FromConfig(configuration)).Connection;
eventStoreConnection.ConnectAsync().Wait();
var monitor = new ConnectionStatusMonitor(eventStoreConnection);
var eventStoreStream = monitor.GetEventStoreConnectedStream(eventStoreConnection);
hostBuilder.ConfigureServices((services) =>
{
services.Add(new ServiceDescriptor(typeof(IEventStoreConnection), eventStoreConnection));
services.Add(new ServiceDescriptor(typeof(IObservable <IConnected <IEventStoreConnection> >), eventStoreStream));
});
return(hostBuilder);
}
public static IObservable <IConnected <IEventStoreConnection> > GetEventStoreConnectedStream(this ConnectionStatusMonitor monitor,
IEventStoreConnection connection)
{
return(monitor.ConnectionInfoChanged.Where(x => x.Status == ConnectionStatus.Connected ||
x.Status == ConnectionStatus.Disconnected)
.Select(c => c.Status == ConnectionStatus.Connected
? Connected.Yes(connection)
: Connected.No <IEventStoreConnection>()));
}
