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>
/// Compose the application according to the supplied configuration
/// </summary>
/// <param name="services">The service collection to register services into.</param>
/// <param name="applicationConfiguration">Application configuration.</param>
public static void Configure(IServiceCollection services, ApplicationConfiguration applicationConfiguration)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
services.AddSingleton(applicationConfiguration);
services.AddSingleton(typeof(ExecutionEnvironment), implementationInstance: applicationConfiguration.Environment);
services.AddHttpContextAccessor();
services.AddSingleton <IRandomSource, DefaultRandomSource>();
SecurityServices.ConfigureWalletSalt(services: services, walletSaltString: applicationConfiguration.WalletSalt);
EthereumAccountsSetup.Configure(services);
string configurationFolder = ApplicationConfigLocator.ConfigurationFilesPath;
AlertDispatcherSetup.Configure(services: services, configuration: applicationConfiguration.Configuration, pluginsPath: configurationFolder);
CommonMiddlewareServicesSetup.Configure(services: services);
CommonServicesSetup.Configure(services);
ContractsSetup.Configure(services);
EthereumServices.ConfigureEthereumServices(services: services, configuration: applicationConfiguration);
DatabaseSetup.Configure(services: services, configuration: applicationConfiguration.SqlServerConfiguration);
ServiceInterfacesSetup.Configure(services);
ServiceInterfaceHubSetup.Configure(services);
ObjectLockingSetup.Configure(serviceCollection: services, applicationConfiguration.Environment.IsLocalOrTest());
LogicSetup.Configure(services: services,
faucetConfiguration: applicationConfiguration.FaucetConfiguration,
faucetBalanceConfiguration: applicationConfiguration.FaucetBalanceConfiguration,
houseAlerterConfiguration: applicationConfiguration.HouseBalanceConfiguration);
}
/// <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()));
}
