internal BackupStrategyWrapper(BackupStrategy backupStrategy, BackupCopyService backupCopyService, PageCache pageCache, Config config, BackupRecoveryService backupRecoveryService, LogProvider logProvider)
{
this._backupStrategy = backupStrategy;
this._backupCopyService = backupCopyService;
this._pageCache = pageCache;
this._config = config;
this._backupRecoveryService = backupRecoveryService;
this._log = logProvider.GetLog(typeof(BackupStrategyWrapper));
}
/// <summary>
/// Construct a wrapper of supported backup strategies
/// </summary>
/// <param name="onlineBackupContext"> the input of the backup tool, such as CLI arguments, config etc. </param>
/// <param name="backupProtocolService"> the underlying backup implementation for HA and single node instances </param>
/// <param name="backupDelegator"> the backup implementation used for CC backups </param>
/// <param name="pageCache"> the page cache used moving files </param>
/// <returns> strategy coordinator that handles the which backup strategies are tried and establishes if a backup was successful or not </returns>
internal virtual BackupStrategyCoordinator BackupStrategyCoordinator(OnlineBackupContext onlineBackupContext, BackupProtocolService backupProtocolService, BackupDelegator backupDelegator, PageCache pageCache)
{
FileSystemAbstraction fs = _outsideWorld.fileSystem();
BackupCopyService copyService = new BackupCopyService(fs, new FileMoveProvider(fs));
ProgressMonitorFactory progressMonitorFactory = ProgressMonitorFactory.textual(_outsideWorld.errorStream());
BackupRecoveryService recoveryService = new BackupRecoveryService();
long timeout = onlineBackupContext.RequiredArguments.Timeout;
Config config = onlineBackupContext.Config;
StoreFiles storeFiles = new StoreFiles(fs, pageCache);
BackupStrategy ccStrategy = new CausalClusteringBackupStrategy(backupDelegator, _addressResolver, _logProvider, storeFiles);
BackupStrategy haStrategy = new HaBackupStrategy(backupProtocolService, _addressResolver, _logProvider, timeout);
BackupStrategyWrapper ccStrategyWrapper = Wrap(ccStrategy, copyService, pageCache, config, recoveryService);
BackupStrategyWrapper haStrategyWrapper = Wrap(haStrategy, copyService, pageCache, config, recoveryService);
StrategyResolverService strategyResolverService = new StrategyResolverService(haStrategyWrapper, ccStrategyWrapper);
IList <BackupStrategyWrapper> strategies = strategyResolverService.GetStrategies(onlineBackupContext.RequiredArguments.SelectedBackupProtocol);
return(new BackupStrategyCoordinator(_consistencyCheckService, _outsideWorld, _logProvider, progressMonitorFactory, strategies));
}
private BackupStrategyWrapper Wrap(BackupStrategy strategy, BackupCopyService copyService, PageCache pageCache, Config config, BackupRecoveryService recoveryService)
{
return(new BackupStrategyWrapper(strategy, copyService, pageCache, config, recoveryService, _logProvider));
}
