private TrendBundle trendBundle; // the chart data of many channels
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
public ChartDataBuilder(ConfigDataset configDataset, ScadaClient scadaClient, ChartDataBuilderOptions options)
{
this.configDataset = configDataset ?? throw new ArgumentNullException(nameof(configDataset));
this.scadaClient = scadaClient ?? throw new ArgumentNullException(nameof(scadaClient));
this.options = options ?? throw new ArgumentNullException(nameof(options));
options.Validate();
formatter = new CnlDataFormatter(configDataset);
cnls = Array.Empty <Cnl>();
singleTrend = null;
trendBundle = null;
}
/// <summary>
/// Starts the data source.
/// </summary>
public override void Start()
{
scadaClient = new ScadaClient(connOptions);
if (options.ClientLogEnabled)
{
scadaClient.CommLog = CreateClientLog();
}
terminated = false;
thread = new Thread(Execute);
thread.Start();
}
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
public EventWorkbookBuilder(ConfigDatabase configDatabase, ScadaClient scadaClient, string templateDir)
{
this.configDatabase = configDatabase ?? throw new ArgumentNullException(nameof(configDatabase));
this.scadaClient = scadaClient ?? throw new ArgumentNullException(nameof(scadaClient));
templateFilePath = Path.Combine(templateDir, TemplateFileName);
renderer = new WorkbookRenderer();
renderer.BeforeProcessing += Renderer_BeforeProcessing;
renderer.AfterProcessing += Renderer_AfterProcessing;
renderer.DirectiveFound += Renderer_DirectiveFound;
dict = Locale.GetDictionary("Scada.Web.Plugins.PlgMain.Code.EventWorkbookBuilder");
workbookArgs = null;
archiveEntity = null;
eventRowTemplate = null;
currentEventF = null;
GenerateTime = DateTime.MinValue;
}
/// <summary>
/// Prepares the logic processing.
/// </summary>
private void PrepareProcessing()
{
terminated = false;
utcStartDT = DateTime.UtcNow;
startDT = utcStartDT.ToLocalTime();
serviceStatus = ServiceStatus.Starting;
WriteInfo();
BaseDataSet = null;
SharedData = new ConcurrentDictionary <string, object>();
scadaClient = Config.GeneralOptions.InteractWithServer ?
new ScadaClient(Config.ConnectionOptions)
{
CommLog = CreateClientLog()
} : null;
commLines = new List <CommLine>(Config.Lines.Count);
InitDrivers();
}
/// <summary>
/// Reads the configuration database.
/// </summary>
public override bool ReadBase(out BaseDataSet baseDataSet)
{
// do not read the configuration database from the server that likely contains partial data
if (deviceFilter != null)
{
baseDataSet = null;
return(false);
}
string tableName = Locale.IsRussian ? "неопределена" : "undefined";
try
{
log.WriteAction(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"Приём базы конфигурации" :
"Receive the configuration database");
ScadaClient localClient = new ScadaClient(connOptions);
baseDataSet = new BaseDataSet();
foreach (IBaseTable baseTable in baseDataSet.AllTables)
{
tableName = baseTable.Name;
localClient.DownloadBaseTable(baseTable);
}
localClient.TerminateSession();
log.WriteAction(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"База конфигурации получена успешно" :
"The configuration database has been received successfully");
return(true);
}
catch (Exception ex)
{
log.WriteException(ex, CommPhrases.DataSourceMessage, Code, string.Format(Locale.IsRussian ?
"Ошибка при приёме базы конфигурации, таблица {0}" :
"Error receiving the configuration database, the {0} table", tableName));
baseDataSet = null;
return(false);
}
}
private int eventSkipped; // the number of skipped events
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
public ScadaServerDSL(ICommContext commContext, DataSourceConfig dataSourceConfig)
: base(commContext, dataSourceConfig)
{
options = new ScadaServerDSO(dataSourceConfig.CustomOptions);
maxCurDataAge = TimeSpan.FromSeconds(options.MaxCurDataAge);
dataLifetime = TimeSpan.FromSeconds(options.DataLifetime);
deviceFilter = options.DeviceFilter.Count > 0 ? new HashSet <int>(options.DeviceFilter) : null;
log = commContext.Log;
maxQueueSize = Math.Max(options.MaxQueueSize, MinQueueSize);
curDataQueue = new Queue <QueueItem <DeviceSlice> >(maxQueueSize);
histDataQueue = new Queue <QueueItem <DeviceSlice> >(maxQueueSize);
eventQueue = new Queue <QueueItem <DeviceEvent> >(maxQueueSize);
connOptions = null;
scadaClient = null;
thread = null;
terminated = false;
curDataSkipped = 0;
histDataSkipped = 0;
eventSkipped = 0;
}
private DriverHolder driverHolder; // holds drivers
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
public CoreLogic(CommConfig config, CommDirs appDirs, ILog log)
{
Config = config ?? throw new ArgumentNullException(nameof(config));
AppDirs = appDirs ?? throw new ArgumentNullException(nameof(appDirs));
Log = log ?? throw new ArgumentNullException(nameof(log));
BaseDataSet = null;
SharedData = null;
infoFileName = Path.Combine(appDirs.LogDir, CommUtils.InfoFileName);
thread = null;
terminated = false;
utcStartDT = DateTime.MinValue;
startDT = DateTime.MinValue;
serviceStatus = ServiceStatus.Undefined;
lastInfoLength = 0;
maxLineTitleLength = 0;
scadaClient = null;
commLines = null;
driverHolder = null;
}
/// <summary>
/// Reads the configuration database.
/// </summary>
public override bool ReadConfigDatabase(out ConfigDatabase configDatabase)
{
// do not read the configuration database from the server that likely contains partial data
if (deviceFilter != null)
{
configDatabase = null;
return(false);
}
log.WriteAction(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"Приём базы конфигурации" :
"Receive the configuration database");
// check connection
ScadaClient localClient = new ScadaClient(connOptions);
try
{
localClient.GetStatus(out bool serverIsReady, out bool userIsLoggedIn);
if (!serverIsReady)
{
localClient.TerminateSession();
log.WriteError(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"Сервер не готов" :
"Server is not ready");
configDatabase = null;
return(false);
}
}
catch (Exception ex)
{
log.WriteError(ex.BuildErrorMessage(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"Ошибка при проверке соединения с сервером" :
"Error checking server connection"));
configDatabase = null;
return(false);
}
// receive tables
string tableName = CommonPhrases.UndefinedTable;
try
{
configDatabase = new ConfigDatabase();
foreach (IBaseTable baseTable in configDatabase.AllTables)
{
tableName = baseTable.Name;
localClient.DownloadBaseTable(baseTable);
}
log.WriteAction(CommPhrases.DataSourceMessage, Code, Locale.IsRussian ?
"База конфигурации получена успешно" :
"The configuration database has been received successfully");
return(true);
}
catch (Exception ex)
{
log.WriteError(ex, CommPhrases.DataSourceMessage, Code, string.Format(Locale.IsRussian ?
"Ошибка при приёме базы конфигурации, таблица {0}" :
"Error receiving the configuration database, the {0} table", tableName));
configDatabase = null;
return(false);
}
finally
{
localClient.TerminateSession();
}
}
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
public ClientAccessor(IWebContext webContext)
{
this.webContext = webContext ?? throw new ArgumentNullException(nameof(webContext));
scadaClient = null;
}
