public static async Task StartupAsync(IServiceProvider serviceProvider)
{
ILoggerFactory loggerFactory = serviceProvider.GetRequiredService <ILoggerFactory>();
ExecutionEnvironment environment = serviceProvider.GetRequiredService <ExecutionEnvironment>();
ApplicationConfiguration configuration = serviceProvider.GetRequiredService <ApplicationConfiguration>();
Logging.InitializeLogging(environment: environment,
loggerFactory: loggerFactory,
configuration: configuration.LoggingConfiguration,
version: configuration.Version,
tenant: configuration.Tenant);
// resolve a logger
ILogger <Startup> logger = loggerFactory.CreateLogger <Startup>();
logger.LogInformation(new EventId(id: 27), message: "Starting Labs Scaling Ethereum Server");
EthereumServices.ConfigureGasPriceRecommendationWatcher(serviceProvider: serviceProvider);
EthereumServices.ConfigureEventProcessing(serviceProvider: serviceProvider);
try
{
await EthereumServices.ClearEventProcessingDatabaseLocksAsync(serviceProvider : serviceProvider, logger : logger);
await ObjectLockingServices.ClearLocksAsync(serviceProvider : serviceProvider, logger : logger);
await EnableNetworksAsync(serviceProvider : serviceProvider, logger : logger);
IConfigurationRoot ethereumConfigurationRoot = EthereumServices.GetEthereumConfiguration(ApplicationConfigLocator.ConfigurationFilesPath);
IEthereumAccountsMigrator ethereumAccountsMigrator = serviceProvider.GetRequiredService <IEthereumAccountsMigrator>();
// Must do all of these BEFORE starting all services.
await ethereumAccountsMigrator.ConfigureEthereumNetworkSettingsAsync(services : serviceProvider,
configuration : ethereumConfigurationRoot,
fateChannelTokenFundingSourceAction : (_, _, _) => { });
logger.LogInformation(new EventId(id: 28), message: "Labs Scaling Ethereum Services Started");
}
catch (Exception exception)
{
logger.LogError(new EventId(id: exception.HResult), exception: exception, message: "Failed to start Labs Scaling Ethereum Server services");
throw;
}
}
/// <summary>
/// Called when the application is shutting down
/// </summary>
public static Task ShutdownAsync()
{
// Ensure any locks that were held are closed by the server on shutdown.
return(Task.WhenAll(ObjectLockingServices.ClearLocksAsync(), EthereumServices.ClearEventProcessingDatabaseLocksAsync()));
}