private void OnRuleUpdate(object notUsed) { try { // process rules and start/stop servers as required int updatesQueued = Interlocked.Decrement(ref _ruleUpdatesQueued); if (updatesQueued > 0) { return; } // subscription is ready and callback flood has stopped List <ICoreItem> ruleItems = _hostConfigRuleSubs.Items; _logger.LogDebug("Processing {0} host configuration rules", ruleItems.Count); // delete old rules foreach (ServerFarmNode node in _serverFarmDict.GetValues()) { node.Rule = null; } // process rules by priority foreach (ICoreItem item in ruleItems) { try { if (item.Expires >= DateTimeOffset.Now) { var newRule = (HostConfigRule)item.Data; // ensure server node exists ServerFarmNode node = _serverFarmDict.GetOrSet( newRule.serverApplName, () => new ServerFarmNode(newRule.serverApplName)); int oldPriority = Int32.MinValue; HostConfigRule oldRule = node.Rule; if (oldRule != null) { oldPriority = oldRule.Priority; } if ((newRule.Priority >= oldPriority) && (!newRule.Disabled)) { node.Rule = newRule; } } } catch (Exception excp) { _logger.Log(excp); } } // now start/stop servers to match rules foreach (ServerFarmNode node in _serverFarmDict.GetValues()) { try { if (node.Server == null) { if (node.Rule != null) { // create and start? if (node.Rule.serverEnabled) { // server rule enabled but server does not exist _logger.LogInfo("Server: '{0}' starting...", node.Key); _logger.LogDebug(" Rule ItemName : {0}", node.Rule.PrivateKey); _logger.LogDebug(" Rule Priority : {0}", node.Rule.Priority); _logger.LogDebug(" Server ApplName: {0}", node.Rule.serverApplName); _logger.LogDebug(" Server ImplType: {0}", node.Rule.serverImplType); _logger.LogDebug(" Server Enabled?: {0}", node.Rule.serverEnabled); // todo - load dynamically string serverName = node.Rule.serverImplType; ILogger logger = new FileLogger(@"C:\_qrsc\ServiceLogs\" + serverName + ".{dddd}.log"); // alert monitor if (serverName == typeof(AlertServer).Name) { node.Server = new AlertServer(logger, EnvId.Undefined); } //// file importer //else if (serverName == typeof(FileImportServer).Name) //{ // node.Server = new FileImportServer(logger, EnvId.Undefined); //} // market data server else if (serverName == typeof(MarketDataServer).Name) { node.Server = new MarketDataServer(logger, EnvId.Undefined); } //// trade importer //else if (serverName == typeof(TradeImportServer).Name) //{ // node.Server = new TradeImportServer(logger, EnvId.Undefined); //} //// curve importer //else if (serverName == typeof(CurveImportServer).Name) //{ // node.Server = new CurveImportServer(logger, EnvId.Undefined); //} // base curve generator - todo - cant be added until ServerStore is deprecated from HL Engine else if (serverName == typeof(CurveGenServer).Name) { node.Server = new CurveGenServer(logger, this.Client); } // stressed curve generator else if (serverName == typeof(StressGenServer).Name) { node.Server = new StressGenServer(logger, this.Client); } // trade valuation server else if (serverName == typeof(TradeValuationServer).Name) { node.Server = new TradeValuationServer(logger, this.Client); } // valuation aggregator //else if (serverName == typeof(ValueAggServer).Name) //{ // node.Server = new ValueAggServer(logger, EnvId.Undefined); //} else { DisposeHelper.SafeDispose(ref logger); throw new ApplicationException( "Unknown serverImplType: '" + serverName + "'"); } node.Logger = logger; node.Server.Start(); _logger.LogInfo("Server: '{0}' started.", node.Key); } } } else { // still running // stop and destroy? if ((node.Rule == null) || (!node.Rule.serverEnabled)) { if (node.Rule != null) { _logger.LogDebug(" Rule ItemName : {0}", node.Rule.PrivateKey); _logger.LogDebug(" Rule Priority : {0}", node.Rule.Priority); _logger.LogDebug(" Server ApplName: {0}", node.Rule.serverApplName); _logger.LogDebug(" Server Enabled?: {0}", node.Rule.serverEnabled); } else { _logger.LogDebug(" No rules found for this server!"); } // server exists but rule is not enabled _logger.LogInfo("Server: '{0}' stopping...", node.Key); node.Server.Stop(); DisposeHelper.SafeDispose(ref node.Server); DisposeHelper.SafeDispose(ref node.Logger); _logger.LogInfo("Server: '{0}' stopped.", node.Key); } } // publish result PublishHostConfigResult(node, null); } catch (Exception e) { _logger.Log(e); // publish result PublishHostConfigResult(node, "Exception: " + e); } } } catch (Exception e) { _logger.Log(e); } }
/// <summary> /// Gets the counter /// </summary> /// <param name="name"></param> /// <returns></returns> public StatsCounter GetCounter(string name) { return(_counters.GetOrSet(name, () => new StatsCounter(name))); }
// Core V3.4 server implementation #region ISessCtrlV131 Members /// <summary> /// /// </summary> /// <param name="header"></param> /// <param name="clientInfo"></param> /// <returns></returns> public V131SessionReply BeginSessionV131(V131SessionHeader header, V131ClientInfo clientInfo) { // validate new client Guid clientId = clientInfo.NodeGuid; // - ensure configured client/server envs are the same if (CoreHelper.ToEnvId(clientInfo.ConfigEnv) != _serverCfg.ModuleInfo.ConfigEnv) { // not valid string msg = $"Client environment ({clientInfo.ConfigEnv}) <> server environment ({_serverCfg.ModuleInfo.ConfigEnv})!"; Logger.LogWarning(msg); return(new V131SessionReply(msg)); } // - ensure build environment is backward compatible if (CoreHelper.ToEnvId(clientInfo.BuildEnv) < _serverCfg.ModuleInfo.BuildEnv) { // not valid string msg = $"Client build environment ({clientInfo.BuildEnv}) < server build environment ({_serverCfg.ModuleInfo.BuildEnv})!"; Logger.LogWarning(msg); return(new V131SessionReply(msg)); } // - check client version const string minimumVersion = "3.4.1723.1"; // 1.1.1501.1 March 01, 2019 const string optimalVersion = "3.4.1723.1"; if (!V131Helpers.CheckRequiredFileVersion(Logger, minimumVersion, clientInfo.CompInfo.AssmFVer)) { // older than minimum - reject connection string msg = $"Client version ({clientInfo.CompInfo.AssmFVer}) < minimum version ({minimumVersion})!"; Logger.LogError(msg); Logger.LogDebug("Connection: '{0}' rejected ({1})", clientId, header.ReplyAddress); return(new V131SessionReply(msg)); } if (!V131Helpers.CheckRequiredFileVersion(Logger, optimalVersion, clientInfo.CompInfo.AssmFVer)) { // older than optimal - log warning string msg = $"Client version ({clientInfo.CompInfo.AssmFVer}) < optimal version ({optimalVersion})!"; Logger.LogWarning(msg); } // - ensure STG/PRD envs servers only accessed by valid clients if (_serverCfg.ModuleInfo.ConfigEnv >= EnvId.Stg_StagingLive && (clientInfo.CompInfo.AssmPTok != _serverCfg.ModuleInfo.CorePTok)) { string msg = $"Client signature ({clientInfo.CompInfo.AssmPTok}) <> server signature ({_serverCfg.ModuleInfo.CorePTok})!"; Logger.LogWarning(msg); return(new V131SessionReply(msg)); } // - ensure automated unit tests are not running integration tests if (_serverCfg.ModuleInfo.ConfigEnv >= EnvId.Sit_SystemTest && clientInfo.ApplInfo.AssmName.Equals("QTAgent32", StringComparison.OrdinalIgnoreCase)) { string msg = $"Unauthorised client: {clientInfo.UserInfo.UserIdentityName} {clientInfo.HostName} {clientInfo.ApplInfo.AssmName}"; Logger.LogWarning(msg); return(new V131SessionReply(msg)); } IConnection newConnection; // build correct connection version if (header.ReplyContract == typeof(ITransferV341).FullName) { newConnection = new ConnectionV34( Logger, _cacheEngine, _serverCfg, clientId, header.ReplyAddress, NodeType.Client); } else { // reply contract not supported string msg = $"ReplyContract not supported: {header.ReplyContract}"; Logger.LogWarning(msg); return(new V131SessionReply(msg)); } // success - grant access IConnection connection = _connectionIndex.GetOrSet(clientId, () => newConnection); connection.ReplyAddress = header.ReplyAddress; _cacheEngine.UpdateConnectionState(connection.ClientId, connection.ContractName, connection.ReplyAddress); // update who stats: domain/name/host/app StatsCountersDelta.AddToHierarchy( $"ConnUser.{clientInfo.UserInfo.UserIdentityName}.{clientInfo.HostName}.{clientInfo.ApplInfo.AssmName}"); // update where stats: ip/host/app StatsCountersDelta.AddToHierarchy( $"ConnHost.{clientInfo.HostIpV4}.{clientInfo.HostName}.{clientInfo.ApplInfo.AssmName}"); // update version stats: StatsCountersDelta.AddToHierarchy( $"CVersion.{clientInfo.BuildEnv}.{string.Join(".", clientInfo.CompInfo.AssmFVer.Split('.'), 0, 2).Replace('.', '_')}.{String.Join(".", clientInfo.CompInfo.AssmFVer.Split('.'), 2, 2).Replace('.', '_')}.{clientInfo.HostName}.{clientInfo.ApplInfo.AssmName}"); Logger.LogDebug("Connection: '{0}' created ({1})", clientId, header.ReplyAddress); if (header.DebugRequest) { Logger.LogDebug(" Identity : {0} ({1})", clientInfo.UserInfo.UserIdentityName, clientInfo.UserInfo.UserFullName); Logger.LogDebug(" Application: {0} V{1}/{2} ({3}/{4})", clientInfo.ApplInfo.AssmName, clientInfo.ApplInfo.AssmNVer, clientInfo.ApplInfo.AssmFVer, clientInfo.ApplInfo.AssmPTok, clientInfo.ApplInfo.AssmHash); Logger.LogDebug(" Component : {0} V{1}/{2} ({3}/{4})", clientInfo.CompInfo.AssmName, clientInfo.CompInfo.AssmNVer, clientInfo.CompInfo.AssmFVer, clientInfo.CompInfo.AssmPTok, clientInfo.CompInfo.AssmHash); Logger.LogDebug(" Client Env.: {0} ({1} build)", clientInfo.ConfigEnv, clientInfo.BuildEnv); Logger.LogDebug(" Client Intf: {0}", header.ReplyContract); Logger.LogDebug(" Other Addrs: {0} ({1},{2})", clientInfo.HostName, clientInfo.HostIpV4, String.Join(",", clientInfo.NetAddrs.ToArray())); } return(new V131SessionReply(clientId, null)); }