protected async Task <InvokeResult> ExecWithRetry(TableOperation operation, int numberRetries = 5)
{
var retryCount = 0;
var completed = false;
while (retryCount++ < numberRetries && !completed)
{
try
{
var execResult = await _cloudTable.ExecuteAsync(operation);
completed = (execResult.HttpStatusCode == 200 || execResult.HttpStatusCode == 204);
if (!completed)
{
_logger.AddCustomEvent(LagoVista.Core.PlatformSupport.LogLevel.Warning, "AzureTableStorageConnector_ExecWithRetry", "HTTP Error Adding PEM", execResult.HttpStatusCode.ToString().ToKVP("httpStatusCode"), retryCount.ToString().ToKVP("retryCount"));
}
}
catch (Exception ex)
{
if (retryCount == numberRetries)
{
_logger.AddException("AzureTableStorageConnector_ExecWithRetry", ex);
return(InvokeResult.FromException("AzureTableStorageConnector_ExecWithRetyr", ex));
}
else
{
_logger.AddCustomEvent(LagoVista.Core.PlatformSupport.LogLevel.Warning, "AzureTableStorageConnector_ExecWithRetry", "Exception writing PEM, will retry", ex.Message.ToKVP("exceptionMessage"), ex.GetType().Name.ToKVP("exceptionType"), retryCount.ToString().ToKVP("retryCount"));
}
await Task.Delay(retryCount * 250);
}
}
return(InvokeResult.Success);
}
private async Task <InvokeResult <CloudBlobContainer> > GetStorageContainerAsync(IConnectionSettings settings, string containerName)
{
var client = CreateBlobClient(settings);
var container = client.GetContainerReference(containerName);
try
{
var options = new BlobRequestOptions()
{
MaximumExecutionTime = TimeSpan.FromSeconds(15)
};
var opContext = new OperationContext();
await container.CreateIfNotExistsAsync(options, opContext);
return(InvokeResult <CloudBlobContainer> .Create(container));
}
catch (ArgumentException ex)
{
_logger.AddException("DeviceMediaRepo_GetStorageContainerAsync", ex);
return(InvokeResult <CloudBlobContainer> .FromException("DeviceMediaRepo_GetStorageContainerAsync_InitAsync", ex));
}
catch (StorageException ex)
{
_logger.AddException("DeviceMediaRepo_GetStorageContainerAsync", ex);
return(InvokeResult <CloudBlobContainer> .FromException("DeviceMediaRepo_GetStorageContainerAsync", ex));
}
}
private async Task <InvokeResult <CloudBlobContainer> > GetStorageContainerAsync(string orgId)
{
var client = CreateBlobClient(_blobConnectionSettings);
var containerName = $"dtresource-{orgId}".ToLower();
Console.WriteLine(containerName);
var container = client.GetContainerReference(containerName);
try
{
var options = new BlobRequestOptions()
{
MaximumExecutionTime = TimeSpan.FromSeconds(15)
};
var opContext = new OperationContext();
await container.CreateIfNotExistsAsync(options, opContext);
return(InvokeResult <CloudBlobContainer> .Create(container));
}
catch (ArgumentException ex)
{
_logger.AddException("MediaServicesRepo_GetStorageContainerAsync", ex);
return(InvokeResult <CloudBlobContainer> .FromException("MediaServicesRepo_GetStorageContainerAsync_InitAsync", ex));
}
catch (StorageException ex)
{
_logger.AddException("MediaServicesRepo_GetStorageContainerAsync", ex);
return(InvokeResult <CloudBlobContainer> .FromException("MediaServicesRepo_GetStorageContainerAsync", ex));
}
}
public void ShowColor(string color)
{
_logger.AddCustomEvent(LogLevel.Message, "LedController_ShowColor", color);
try
{
var buffer = new byte[]
{
(byte)'c',
(byte)'o',
(byte)'l',
(byte)'o',
(byte)'r',
(byte)' ',
(byte)byte.Parse(color.Substring(0, 2), System.Globalization.NumberStyles.HexNumber),
(byte)' ',
(byte)byte.Parse(color.Substring(2, 2), System.Globalization.NumberStyles.HexNumber),
(byte)' ',
(byte)byte.Parse(color.Substring(4, 2), System.Globalization.NumberStyles.HexNumber),
(byte)';',
};
_ledController.Write(buffer);
}
catch (Exception ex)
{
_logger.AddException("LedController", ex);
}
}
public async Task <InvokeResult> InitAsync(DataStream stream)
{
_stream = stream;
_cloudBlobClient = CreateBlobClient(_stream);
_container = _cloudBlobClient.GetContainerReference(_stream.AzureBlobStorageContainerName);
try
{
Microsoft.WindowsAzure.Storage.NameValidator.ValidateContainerName(_stream.AzureBlobStorageContainerName);
var options = new BlobRequestOptions()
{
MaximumExecutionTime = TimeSpan.FromSeconds(15)
};
var opContext = new OperationContext();
await _container.CreateIfNotExistsAsync(options, opContext);
return(InvokeResult.Success);
}
catch (ArgumentException ex)
{
_logger.AddException("AzureBlobConnector_InitAsync", ex);
var result = InvokeResult.FromException("AzureBlobConnector_InitAsync", ex);
return(result);
}
catch (StorageException ex)
{
_logger.AddException("AzureBlobConnector_InitAsync", ex);
var result = InvokeResult.FromException("AzureBlobConnector_InitAsync", ex);
return(result);
}
}
/// <summary>
/// Инициализация потоков исторических данных
/// </summary>
/// <param name="insID">Инструмент</param>
public void InitInsStores(int insID)
{
var isNewTran = _storage.BeginTransaction();
try
{
foreach (var tf in _tfs)
{
var insStore = _insStoreDA.GetInsStore(insID, tf);
if (insStore == null)
{
int insStoreID = _insStoreDA.CreateInsStore(insID, tf, true);
insStore = _insStoreDA.GetInsStoreByID(insStoreID);
}
BarRow bars = new BarRow(tf, insStore.InsID);
_insStore_barRow.Add(insStore, bars);
if (!_insID_barRows.ContainsKey(insID))
{
_insID_barRows.Add(insStore.InsID, new List <BarRow>());
}
_insID_barRows[insID].Add(bars);
}
_storage.Commit(isNewTran);
}
catch (Exception ex)
{
_storage.Rollback(isNewTran);
_logger.AddException("InsStoreBL:CreateInsStore", ex);
}
}
public async Task <InvokeResult> InitAsync(DataStream stream)
{
_stream = stream;
var options = new CredentialProfileOptions
{
AccessKey = stream.AwsAccessKey,
SecretKey = stream.AwsSecretKey
};
var profile = new Amazon.Runtime.CredentialManagement.CredentialProfile($"awsprofile_{stream.Id}", options);
var netSDKFile = new NetSDKCredentialsFile();
netSDKFile.RegisterProfile(profile);
var creds = AWSCredentialsFactory.GetAWSCredentials(profile, netSDKFile);
try
{
_s3Client = new AmazonS3Client(creds, AWSRegionMappings.MapRegion(stream.AwsRegion));
await _s3Client.EnsureBucketExistsAsync(stream.S3BucketName);
}
catch (AmazonS3Exception amazonS3Exception)
{
_logger.AddException("AWSS3Connector_InitAsync", amazonS3Exception);
return(InvokeResult.FromException("AWSS3Connector_InitAsync", amazonS3Exception));
}
return(InvokeResult.Success);
}
private async Task runAndExportSimulationsInSnapshotFile(FileInfo projectFile, string outputFolder, SimulationExportMode simulationExportMode)
{
_logger.AddInfo($"Starting batch simulation export for file '{projectFile}'");
try
{
var project = await _snapshotTask.LoadProjectFromSnapshot(projectFile.FullName);
var simulations = project.All <Simulation>();
var numberOfSimulations = simulations.Count;
_logger.AddInfo($"{numberOfSimulations} {"simulation".PluralizeIf(numberOfSimulations)} found in file '{projectFile}'");
foreach (var simulation in simulations)
{
_logger.AddDebug($"Starting batch simulation export for simulation '{simulation.Name}'");
await _simulationExporter.RunAndExport(simulation, outputFolder, _simulationRunOptions, simulationExportMode, FileHelper.FileNameFromFileFullPath(projectFile.FullName));
_allSimulationNames.Add(simulation.Name);
}
}
catch (Exception e)
{
_logger.AddException(e);
}
}
private async Task <IEnumerable <Model.Simulation> > allSmulationsFrom(Simulation[] snapshots, ModelProject project)
{
var simulations = new List <Model.Simulation>();
if (snapshots == null)
{
return(simulations);
}
//do not run tasks in parallel as the same mapper instance may be used concurrently to load two different snapshots
foreach (var snapshot in snapshots)
{
try
{
var simulation = await _simulationMapper.MapToModel(snapshot, project);
simulations.Add(simulation);
}
catch (Exception e)
{
_logger.AddException(e);
_logger.AddError(PKSimConstants.Error.CannotLoadSimulation(snapshot.Name));
}
}
return(simulations);
}
/// <summary>
/// Сохранение данных по всем сделкам для всех инструментов
/// </summary>
/// <param name="tickDispatcher">Диспетчер тиковых данных</param>
/// <param name="sessionDbPath">Каталог данных текущей сессии (определяется датой)</param>
public void SaveData(ITickDispatcher tickDispatcher, string sessionDbPath)
{
if (tickDispatcher == null)
{
throw new ArgumentNullException("tickDispatcher");
}
if (string.IsNullOrWhiteSpace(sessionDbPath))
{
throw new ArgumentException("SessionDbPath is empty, session not opened.");
}
_logger.AddInfo("AllTradesData", "Save data ...");
try
{
var allTradesDir = Path.Combine(sessionDbPath, "AllTrades");
if (!Directory.Exists(allTradesDir))
{
Directory.CreateDirectory(allTradesDir);
}
var insIDs = tickDispatcher.GetInstrumIDs();
foreach (var insID in insIDs)
{
Instrum ins = _instrumTable.GetInstrum(insID);
if (ins == null)
{
continue;
}
var ticks = tickDispatcher.GetTicks(insID);
if (ticks == null || !ticks.Any())
{
continue;
}
var encoder = new AllTradesEncoder(ins.Decimals);
var persist = new AllTradesPersist();
persist.Initialize(allTradesDir, ins.Ticker);
_insStoreData.InitInsStores(insID);
foreach (Tick tick in ticks)
{
uint seconds = (uint)(tick.Time.Hour * 60 * 60 + tick.Time.Minute * 60 + tick.Time.Second);
byte[] buf = encoder.AddTick(seconds, tick.Price, tick.Lots);
persist.Write(buf);
_insStoreData.AddTick(insID, tick.Time, tick.Price, tick.Lots);
}
persist.Close();
}
_insStoreData.SaveData();
}
catch (Exception ex)
{
_logger.AddException("AllTradesData", ex);
}
_logger.AddInfo("AllTradesData", "Data saved");
}
protected override void OnStart(string[] args)
{
_logger.AddInfo("Service", "OnStart");
try
{
_app.Initialize();
}
catch (Exception ex)
{
_logger.AddException("Service", ex);
}
}
public void Initialize()
{
_logger.AddInfo("BotManager", "Initialize ...");
_key_bots.Clear();
_bot_platform.Clear();
var keys = _botsConfig.GetBotKeys();
foreach (var key in keys)
{
var conf = _botsConfig.GetBotConfig(key);
if (conf == null)
{
continue;
}
try
{
var asm = Assembly.LoadFrom(conf.Assembly);
if (asm == null)
{
continue;
}
var type = asm.GetType(conf.Class);
if (type == null)
{
continue;
}
var platform = IoC.Resolve <ILeechPlatform>();
var bot = Activator.CreateInstance(type, platform) as IBot;
if (bot == null)
{
continue;
}
bot.Initialize(conf.InitData);
// после успешной инициализации бота
_bot_platform.Add(bot, platform);
_key_bots.Add(key, bot);
_logger.AddInfo("BotManager", "Bot '" + key + "' initialized");
}
catch (Exception ex)
{
_logger.AddException("BotManager", ex);
}
}
_logger.AddInfo("BotManager", "Initialized");
}
public async Task <InvokeResult> ExecuteNonQuery(String sql)
{
using (var cn = OpenConnection(_stream.DbName))
{
using (var cmd = new NpgsqlCommand())
{
try
{
cmd.Connection = cn;
cmd.CommandText = sql;
await cmd.ExecuteNonQueryAsync();
return(InvokeResult.Success);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
_logger.AddException("PostgresqlConnector_ExecuteNonQuery", ex);
return(InvokeResult.FromException("PostgresqlConnector_ExecuteNonQuery", ex));
}
}
}
}
public async Task Start()
{
try
{
_logPresenter.ClearLog();
_view.EnableButtons(false);
_logger.AddInfo(PKSimConstants.Information.LoadingSnapshot(_loadFromSnapshotDTO.SnapshotFile, typeToLoad));
await Task.Run(() => PerformLoad(_loadFromSnapshotDTO.SnapshotFile));
_logger.AddInfo(PKSimConstants.Information.SnapshotLoaded(typeToLoad));
}
catch (Exception e)
{
_logger.AddException(e);
}
finally
{
_view.EnableButtons(cancelEnabled: true, okEnabled: ModelIsDefined, startEnabled: CanClose);
}
}
public async Task <InvokeResult> AddItemAsync(DataStreamRecord item)
{
var recordId = DateTime.UtcNow.ToInverseTicksRowKey();
item.Data.Add(_stream.TimestampFieldName, item.GetTimeStampValue(_stream));
item.Data.Add("sortOrder", item.GetTicks());
item.Data.Add("deviceId", item.DeviceId);
item.Data.Add("id", recordId);
item.Data.Add("dataStreamId", _stream.Id);
var json = JsonConvert.SerializeObject(item.Data);
var buffer = Encoding.UTF8.GetBytes(json);
var eventData = new EventData(buffer);
var numberRetries = 5;
var retryCount = 0;
var completed = false;
while (retryCount++ < numberRetries && !completed)
{
try
{
await _eventHubClient.SendAsync(eventData);
}
catch (Exception ex)
{
if (retryCount == numberRetries)
{
_logger.AddException("AzureTableStorageConnector_GetItemsAsync", ex);
return(InvokeResult.FromException("AzureBlobConnector_AddItemAsync", ex));
}
else
{
_logger.AddCustomEvent(LagoVista.Core.PlatformSupport.LogLevel.Warning, "AzureTableStorageConnector_GetItemsAsync", "", ex.Message.ToKVP("exceptionMessage"), ex.GetType().Name.ToKVP("exceptionType"), retryCount.ToString().ToKVP("retryCount"));
}
await Task.Delay(retryCount * 250);
}
}
return(InvokeResult.Success);
}
private void DoWork()
{
int lasttime = -1;
_logger.AddInfo("Scheduler", "Working");
while (_isWorking)
{
var now = DateTime.Now;
int curtime = now.Hour * 10000 + now.Minute * 100 + now.Second;
if (lasttime == curtime)
{
Thread.Sleep(200);
continue;
}
lasttime = curtime;
lock (_time_action)
{
foreach (var time in _time_action.Keys)
{
if (time != curtime)
{
continue;
}
Task.Factory.StartNew(() =>
{
try
{
_time_action[time].Invoke();
}
catch (Exception ex)
{
_logger.AddException("Scheduler", ex);
}
});
}
}
}
_logger.AddInfo("Scheduler", "Stop work");
}
public virtual async Task RunBatch()
{
if (_isRunning)
{
return;
}
_isRunning = true;
_logPresenter.ClearLog();
_view.CalculateEnabled = false;
try
{
await StartBatch();
}
catch (Exception e)
{
_batchLogger.AddException(e);
}
_isRunning = false;
_view.CalculateEnabled = true;
}
public void Load()
{
_logger.AddInfo("BotsConfiguration", "Loading bots configuration ...");
_key_botconf.Clear();
try
{
XmlDocument xDoc = new XmlDocument();
xDoc.Load(_config.GetBotsConfigPath());
foreach (XmlNode xn in xDoc.DocumentElement.ChildNodes)
{
if (xn.Name != "Bot")
{
_logger.AddInfo("BotsConfiguration", "Skip node: " + xn.Name);
continue;
}
var xa_key = xn.Attributes["Key"];
if (xa_key == null)
{
_logger.AddError("BotsConfiguration", "Key attribute not found.");
continue;
}
string key = xa_key.Value;
var xa_assembly = xn.Attributes["Assembly"];
if (xa_assembly == null)
{
_logger.AddError("BotsConfiguration", "Assembly attribute not found.");
continue;
}
string assembly = xa_assembly.Value;
if (!Path.IsPathRooted(assembly))
{
assembly = Path.Combine(_config.GetBotsPath(), assembly);
}
var xa_class = xn.Attributes["Class"];
if (xa_class == null)
{
_logger.AddError("BotsConfiguration", "Class attribute not found.");
continue;
}
string cls = xa_class.Value;
var xa_initdata = xn.Attributes["InitData"];
string initdata = "";
if (xa_initdata != null)
{
initdata = xa_initdata.Value;
}
else
{
_logger.AddInfo("BotsConfiguration", "InitData attribute not found. Empty string used.");
}
if (_key_botconf.ContainsKey(key))
{
_logger.AddError("BotsConfiguration", "Duplicate key: " + key);
continue;
}
_key_botconf.Add(key, new BotConfig()
{
Assembly = assembly,
Class = cls,
InitData = initdata,
Key = key
});
_logger.AddInfo("BotsConfiguration",
string.Format("Bot config load: Key={0}, Assembly={1}, Class={2}", key, assembly, cls));
}
}
catch (FileNotFoundException ex)
{
_logger.AddError("BotsConfiguration", "Bots config file not found");
}
catch (Exception ex)
{
_logger.AddException("BotsConfiguration", ex);
}
}
public static void AddException <T>(this ILogger logger, Exception exception) => logger.AddException(exception, typeof(T).Name);
public async Task <RawResponse> PerformCall(Func <Task <HttpResponseMessage> > call, CancellationTokenSource cancellationTokenSource)
{
await _callSemaphore.WaitAsync();
var retry = true;
var rawResponse = RawResponse.FromNotCompleted();
while (retry)
{
_httpClient.DefaultRequestHeaders.Clear();
if (_authManager.IsAuthenticated)
{
_httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", _authManager.AccessToken);
}
retry = false;
try
{
var start = DateTime.Now;
var response = await call();
var delta = DateTime.Now - start;
if (response.IsSuccessStatusCode)
{
rawResponse = RawResponse.FromSuccess(await response.Content.ReadAsStringAsync());
}
else if (response.StatusCode == System.Net.HttpStatusCode.Unauthorized)
{
_logger.AddCustomEvent(LogLevel.Error, "RawRestClient_PerformCall", "401 From Server");
retry = ((await RenewRefreshToken()).Successful);
if (!retry)
{
rawResponse = RawResponse.FromNotAuthorized();
}
}
else
{
_logger.AddCustomEvent(LogLevel.Message, "RawRestClient_PerformCall", $"Http Error {(int)response.StatusCode}");
/* Check for 401 (I think, if so then attempt to get a new access token, */
rawResponse = RawResponse.FromHttpFault((int)response.StatusCode, $"{ClientResources.Err_GeneralErrorCallingServer} : HTTP{(int)response.StatusCode} - {response.ReasonPhrase}");
}
}
catch (Exceptions.CouldNotRenewTokenException)
{
_callSemaphore.Release();
throw;
}
catch (TaskCanceledException tce)
{
_logger.AddException("RawRestClient_PerformCall_TaskCancelled", tce);
rawResponse = RawResponse.FromException(tce, tce.CancellationToken.IsCancellationRequested);
}
catch (Exception ex)
{
_logger.AddException("RawRestClient_PerformCall", ex);
rawResponse = RawResponse.FromException(ex);
}
}
_callSemaphore.Release();
return(rawResponse);
}