/// <summary>
/// Creates a new <see cref="OutageLog"/>.
/// </summary>
public OutageLog()
{
m_writeLogWaitHandle = new ManualResetEventSlim(false);
m_readLogOperation = new ShortSynchronizedOperation(ReadLog);
m_writeLogOperation = new ShortSynchronizedOperation(WriteLog);
m_condenseLogOperation = new ShortSynchronizedOperation(CondenseLog);
m_readerWriterLock = new object();
}
public PointQueue()
{
m_publishOperation = new ShortSynchronizedOperation(HandlePublication, HandleException);
m_pointQueue = new List <Point>();
m_publishTimer = new Timer(s_settings.WindowSize);
m_publishTimer.Elapsed += PublishTimer_Elapsed;
m_publicationInterval = Time.ToElapsedTimeString(TimeSpan.FromMilliseconds(m_publishTimer.Interval).TotalSeconds, 3).ToLower();
m_publishTimer.Start();
}
private void BulkCalculationState_Load(object sender, EventArgs e)
{
try
{
// Load current settings registering a symbolic reference to this form instance for use by default value expressions
m_settings = new Settings(new Dictionary <string, object> {
{ "Form", this }
}.RegisterSymbols());
// Restore last window size/location
this.RestoreLayout();
string configFile = GetConfigurationFileName();
if (!File.Exists(configFile))
{
throw new FileNotFoundException("Host service config file was not found.");
}
XDocument serviceConfig = XDocument.Load(configFile);
string connectionString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "ConnectionString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
string dataProviderString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "DataProviderString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
m_connection = new AdoDataConnection(connectionString, dataProviderString);
m_actionAdapterTable = new TableOperations <CustomActionAdapter>(m_connection);
RefreshActionAdapters();
m_updateTotals = new ShortSynchronizedOperation(UpdateTotals);
SyncCheckedListBox();
ConnectConsole();
m_formLoaded = true;
}
catch (Exception ex)
{
m_log.Publish(MessageLevel.Error, "FormLoad", "Failed while loading settings", exception: ex);
#if DEBUG
throw;
#else
MessageBox.Show(this, $"Failed during initialization: {ex.Message}", "Initialization Failure", MessageBoxButtons.OK, MessageBoxIcon.Error);
Application.Exit();
#endif
}
}
// Static Constructor
static GrafanaAuthProxyController()
{
// Create a shared HTTP client instance
s_http = new HttpClient(new HttpClientHandler {
UseCookies = false
});
// Make sure openHistorian specific default service settings exist
CategorizedSettingsElementCollection grafanaHosting = ConfigurationFile.Current.Settings["grafanaHosting"];
// Make sure needed settings exist
grafanaHosting.Add("ServerPath", DefaultServerPath, "Defines the path to the Grafana server to host - set to empty string to disable hosting.");
grafanaHosting.Add("AuthProxyHeaderName", "X-WEBAUTH-USER", "Defines the authorization header name used for Grafana user authentication.");
grafanaHosting.Add("InitializationTimeout", DefaultInitializationTimeout, "Defines the timeout, in seconds, for the Grafana system to initialize.");
grafanaHosting.Add("AdminUser", "admin", "Defines the Grafana Administrator user required for managing configuration.");
grafanaHosting.Add("LogoutResource", "Logout.cshtml", "Defines the relative URL to the logout page to use for Grafana users.");
grafanaHosting.Add("AvatarResource", "Images/Icons/openHistorian.png", "Defines the relative URL to the 40x40px avatar image to use for Grafana users.");
grafanaHosting.Add("HostedURL", DefaultHostedURL, "Defines the local URL to the hosted Grafana server instance. Setting is for internal use, external access to Grafana instance will be proxied via WebHostURL.");
grafanaHosting.Add("OrganizationID", DefaultOrganizationID, "Defines the database ID of the target organization used for user synchronization.");
grafanaHosting.Add("LastDashboardCookieName", DefaultLastDashboardCookieName, "Defines the session cookie name used to save the last visited Grafana dashboard.");
// Get settings as currently defined in configuration file
s_authProxyHeaderName = grafanaHosting["AuthProxyHeaderName"].Value;
s_initializationTimeout = grafanaHosting["InitializationTimeout"].ValueAs(DefaultInitializationTimeout) * 1000;
s_adminUser = grafanaHosting["AdminUser"].Value;
s_logoutResource = grafanaHosting["LogoutResource"].Value;
s_avatarResource = grafanaHosting["AvatarResource"].Value;
s_baseUrl = grafanaHosting["HostedURL"].Value;
s_organizationID = grafanaHosting["OrganizationID"].ValueAs(DefaultOrganizationID);
s_lastDashboardCookieName = grafanaHosting["LastDashboardCookieName"].ValueAs(DefaultLastDashboardCookieName);
if (File.Exists(grafanaHosting["ServerPath"].ValueAs(DefaultServerPath)))
{
s_initializationWaitHandle = new ManualResetEventSlim();
// Establish a synchronized operation for handling Grafana user synchronizations
s_synchronizeUsers = new ShortSynchronizedOperation(SynchronizeUsers, ex => {
AggregateException aggregate = ex as AggregateException;
if ((object)aggregate != null)
{
foreach (Exception innerException in aggregate.Flatten().InnerExceptions)
{
OnStatusMessage($"ERROR: {innerException.Message}");
}
}
else
{
OnStatusMessage($"ERROR: {ex.Message}");
}
});
// Attach to event for notifications of when security context has been refreshed
AdoSecurityProvider.SecurityContextRefreshed += AdoSecurityProvider_SecurityContextRefreshed;
}
}
private long m_ignoredErrors; // Total ignored 400 and 500 HTTP status code errors
#endregion
#region [ Constructors ]
/// <summary>
/// Creates a new <see cref="InfluxDBOutputAdapter"/>;
/// </summary>
public InfluxDBOutputAdapter()
{
m_requestRestart = new ShortSynchronizedOperation(() =>
{
if (Enabled)
{
Start();
}
});
}
private bool m_disposed; // Flag that determines if class is disposed
#endregion
#region [ Constructors ]
/// <summary>
/// Creates a new <see cref="PIOutputAdapter"/>
/// </summary>
public PIOutputAdapter()
{
m_mappedPIPoints = new ConcurrentDictionary <MeasurementKey, PIPoint>();
m_archiveQueue = ProcessQueue <AFValue> .CreateAsynchronousQueue(ArchiveAFValues, 1.0D, Environment.ProcessorCount, Timeout.Infinite, false, false);
m_mapRequestQueue = ProcessQueue <MeasurementKey> .CreateAsynchronousQueue(EstablishPIPointMappings, Environment.ProcessorCount);
m_restartConnection = new ShortSynchronizedOperation(Start);
m_tagMap = new ConcurrentDictionary <Guid, string>();
m_pendingMappings = new HashSet <MeasurementKey>();
m_lastMetadataRefresh = DateTime.MinValue;
}
/// <summary>
/// Receives real-time updates from PI
/// </summary>
public PIRTInputAdapter()
{
m_tagKeyMap = new ConcurrentDictionary <int, MeasurementKey>();
m_restartConnection = new ShortSynchronizedOperation(Start);
m_readEvents = new ShortSynchronizedOperation(ReadEvents);
//m_dataUpdateObserver = new DataUpdateObserver(OnProcessException);
//m_dataUpdateObserver.DataUpdated += m_dataUpdateObserver_DataUpdated;
m_eventTimer = new System.Timers.Timer(1000.0D);
m_eventTimer.Elapsed += m_eventTimer_Elapsed;
m_eventTimer.AutoReset = true;
m_eventTimer.Enabled = false;
}
public MainForm()
{
InitializeComponent();
m_log = Program.Log;
m_messages = new StringBuilder();
m_appendOutputMessages = new ShortSynchronizedOperation(AppendOutputMessages,
ex => m_log.Publish(MessageLevel.Error, "AppendOutput", "Append Output Message Exception", exception: ex));
#if DEBUG
m_debugBuild = true;
#else
m_debugBuild = false;
#endif
}
/// <summary>
/// Creates a new instance of the <see cref="DoubleBufferedQueueManager{T}"/> class.
/// </summary>
/// <param name="itemHandler">The method to handle processing of queued items.</param>
/// <param name="exceptionHandler">The method to handle exceptions that occur when processing items.</param>
public DoubleBufferedQueueManager(Action <IList <T> > itemHandler, Action <Exception> exceptionHandler)
: this()
{
m_itemHandlingOperation = new ShortSynchronizedOperation(CallItemHandler, exceptionHandler);
m_itemHandler = () =>
{
IList <T> items = Dequeue();
if (items.Count > 0)
{
itemHandler(items);
}
};
}
static TargetCaches()
{
ResetCacheFunctions = new();
s_resetAllCaches = new(() =>
{
Action[] resetCacheFunctions;
lock (ResetCacheFunctions)
resetCacheFunctions = ResetCacheFunctions.ToArray();
foreach (Action resetCache in resetCacheFunctions)
{
resetCache();
}
});
}
static TargetCaches()
{
ResetCacheFunctions = new List <Action>();
s_resetAllCaches = new ShortSynchronizedOperation(() =>
{
Action[] resetCacheFunctions;
lock (ResetCacheFunctions)
resetCacheFunctions = ResetCacheFunctions.ToArray();
foreach (Action resetCache in resetCacheFunctions)
{
resetCache();
}
});
}
private void BulkCalculationState_Load(object sender, EventArgs e)
{
m_sourcePath = FilePath.GetAbsolutePath("");
string configFile = $@"{m_sourcePath}\{SourceApp}.exe.config";
if (!File.Exists(configFile))
{
m_sourcePath = $@"C:\Program Files\{SourceApp}";
configFile = $@"{m_sourcePath}\{SourceApp}.exe.config";
}
if (!File.Exists(configFile))
{
throw new FileNotFoundException($"Config file for {SourceApp} application \"{configFile}\" was not found.");
}
XDocument serviceConfig = XDocument.Load(configFile);
string connectionString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "ConnectionString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
string dataProviderString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "DataProviderString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
m_connection = new AdoDataConnection(connectionString, dataProviderString);
m_actionAdapterTable = new TableOperations <CustomActionAdapter>(m_connection);
m_actionAdapters = m_actionAdapterTable.QueryRecordsWhere("TypeName = 'DynamicCalculator.DynamicCalculator'").ToList();
checkedListBoxDevices.DataSource = m_actionAdapters;
checkedListBoxDevices.DisplayMember = "AdapterName";
checkedListBoxDevices.ValueMember = "Enabled";
m_updateTotals = new ShortSynchronizedOperation(UpdateTotals);
SyncCheckedListBox();
}
public MainForm()
{
InitializeComponent();
m_log = Program.Log;
m_subscriberOperationQueue = new ConcurrentQueue <Action>();
m_subscriberOperations = new ShortSynchronizedOperation(() =>
{
while (!m_formClosing && m_subscriberOperationQueue.TryDequeue(out Action operation))
{
if (m_subscriber.IsConnected)
{
operation();
}
}
},
ex => ShowUpdateMessage($"ERROR: Operations queue exception: {ex.Message}"));
groupBoxInputMeasurements.Tag = groupBoxInputMeasurements.Text;
groupBoxOutputMeasurements.Tag = groupBoxOutputMeasurements.Text;
}
/// <summary>
/// Stops the <see cref="MultiProtocolFrameParser"/>.
/// </summary>
public void Stop()
{
WaitHandle commandWaitHandle;
m_enabled = false;
m_rateCalcTimer.Enabled = false;
m_configurationFrame = null;
// Make sure data stream is disabled
if (!m_skipDisableRealTimeData)
{
commandWaitHandle = SendDeviceCommand(DeviceCommand.DisableRealTimeData);
if ((object)commandWaitHandle != null)
commandWaitHandle.WaitOne(1000);
}
if ((object)m_dataChannel != null)
{
try
{
m_dataChannel.Disconnect();
}
catch (Exception ex)
{
OnParsingException(ex, "Failed to properly disconnect data channel: {0}", ex.Message);
}
finally
{
m_dataChannel.ConnectionEstablished -= m_dataChannel_ConnectionEstablished;
m_dataChannel.ConnectionAttempt -= m_dataChannel_ConnectionAttempt;
m_dataChannel.ConnectionException -= m_dataChannel_ConnectionException;
m_dataChannel.ConnectionTerminated -= m_dataChannel_ConnectionTerminated;
m_dataChannel.ReceiveData -= m_dataChannel_ReceiveData;
m_dataChannel.ReceiveDataException -= m_dataChannel_ReceiveDataException;
m_dataChannel.SendDataException -= m_dataChannel_SendDataException;
m_dataChannel.UnhandledUserException -= m_dataChannel_UnhandledUserException;
m_dataChannel.Dispose();
}
m_dataChannel = null;
}
m_readNextBuffer = null;
if ((object)m_serverBasedDataChannel != null)
{
try
{
m_serverBasedDataChannel.DisconnectAll();
}
catch (Exception ex)
{
OnParsingException(ex, "Failed to properly disconnect server based data channel: {0}", ex.Message);
}
finally
{
m_serverBasedDataChannel.ClientConnected -= m_serverBasedDataChannel_ClientConnected;
m_serverBasedDataChannel.ClientDisconnected -= m_serverBasedDataChannel_ClientDisconnected;
m_serverBasedDataChannel.ClientConnectingException -= m_serverBasedDataChannel_ClientConnectingException;
m_serverBasedDataChannel.ServerStarted -= m_serverBasedDataChannel_ServerStarted;
m_serverBasedDataChannel.ServerStopped -= m_serverBasedDataChannel_ServerStopped;
m_serverBasedDataChannel.ReceiveClientData -= m_serverBasedDataChannel_ReceiveClientData;
m_serverBasedDataChannel.ReceiveClientDataException -= m_serverBasedDataChannel_ReceiveClientDataException;
m_serverBasedDataChannel.SendClientDataException -= m_serverBasedDataChannel_SendClientDataException;
m_serverBasedDataChannel.UnhandledUserException -= m_serverBasedDataChannel_UnhandledUserException;
m_serverBasedDataChannel.Dispose();
}
m_serverBasedDataChannel = null;
}
if ((object)m_commandChannel != null)
{
try
{
m_commandChannel.Disconnect();
}
catch (Exception ex)
{
OnParsingException(ex, "Failed to properly disconnect command channel: {0}", ex.Message);
}
finally
{
m_commandChannel.ConnectionEstablished -= m_commandChannel_ConnectionEstablished;
m_commandChannel.ConnectionAttempt -= m_commandChannel_ConnectionAttempt;
m_commandChannel.ConnectionException -= m_commandChannel_ConnectionException;
m_commandChannel.ConnectionTerminated -= m_commandChannel_ConnectionTerminated;
m_commandChannel.ReceiveData -= m_commandChannel_ReceiveData;
m_commandChannel.ReceiveDataException -= m_commandChannel_ReceiveDataException;
m_commandChannel.SendDataException -= m_commandChannel_SendDataException;
m_commandChannel.UnhandledUserException -= m_commandChannel_UnhandledUserException;
m_commandChannel.Dispose();
}
m_commandChannel = null;
}
if ((object)m_frameParser != null)
{
try
{
m_frameParser.Stop();
}
catch (Exception ex)
{
OnParsingException(ex, "Failed to properly stop frame parser: {0}", ex.Message);
}
finally
{
m_frameParser.ReceivedCommandFrame -= m_frameParser_ReceivedCommandFrame;
m_frameParser.ReceivedConfigurationFrame -= m_frameParser_ReceivedConfigurationFrame;
m_frameParser.ReceivedDataFrame -= m_frameParser_ReceivedDataFrame;
m_frameParser.ReceivedHeaderFrame -= m_frameParser_ReceivedHeaderFrame;
m_frameParser.ReceivedUndeterminedFrame -= m_frameParser_ReceivedUndeterminedFrame;
m_frameParser.ReceivedFrameImage -= m_frameParser_ReceivedFrameImage;
m_frameParser.ConfigurationChanged -= m_frameParser_ConfigurationChanged;
m_frameParser.ParsingException -= m_frameParser_ParsingException;
m_frameParser.BufferParsed -= m_frameParser_BufferParsed;
if ((object)ReceivedFrameBufferImage != null)
m_frameParser.ReceivedFrameBufferImage -= m_frameParser_ReceivedFrameBufferImage;
m_frameParser.Dispose();
}
m_frameParser = null;
}
}
/// <summary>
/// Initialize data channel.
/// </summary>
/// <param name="settings">Key/value pairs dictionary parsed from connection string.</param>
private void InitializeDataChannel(Dictionary<string, string> settings)
{
string setting;
// Instantiate selected transport layer
switch (m_transportProtocol)
{
case TransportProtocol.Tcp:
// The TCP transport may be set up as a server or as a client, we distinguish
// this simply by deriving the value of an added key/value pair in the
// connection string called "IsListener"
if (settings.TryGetValue("islistener", out setting))
{
if (setting.ParseBoolean())
m_serverBasedDataChannel = settings.ContainsKey("receiveFrom") ? (IServer)new SharedTcpServerReference() : new TcpServer();
else
m_dataChannel = new TcpClient();
}
else
{
// If the key doesn't exist, we assume it's a client connection
m_dataChannel = new TcpClient();
}
break;
case TransportProtocol.Udp:
InitializeUdpDataChannel(settings);
break;
case TransportProtocol.Serial:
m_dataChannel = new SerialClient();
m_initiatingSerialConnection = true;
break;
case TransportProtocol.File:
m_dataChannel = new FileClient();
// For file based playback, we allow the option of auto-repeat
FileClient fileClient = (FileClient)m_dataChannel;
fileClient.FileOpenMode = FileMode.Open;
fileClient.FileAccessMode = FileAccess.Read;
fileClient.FileShareMode = FileShare.Read;
fileClient.ReceiveOnDemand = true;
fileClient.ReceiveBufferSize = ushort.MaxValue;
fileClient.AutoRepeat = m_autoRepeatCapturedPlayback;
// Setup synchronized read operation for file client operations
m_readNextBuffer = new ShortSynchronizedOperation(ReadNextFileBuffer, ex => OnParsingException(new InvalidOperationException("Encountered an exception while reading file data: " + ex.Message, ex)));
break;
default:
throw new InvalidOperationException(string.Format("Transport protocol \"{0}\" is not recognized, failed to initialize data channel", m_transportProtocol));
}
// Handle primary data connection, this *must* be defined...
if ((object)m_dataChannel != null)
{
// Setup event handlers
m_dataChannel.ConnectionEstablished += m_dataChannel_ConnectionEstablished;
m_dataChannel.ConnectionAttempt += m_dataChannel_ConnectionAttempt;
m_dataChannel.ConnectionException += m_dataChannel_ConnectionException;
m_dataChannel.ConnectionTerminated += m_dataChannel_ConnectionTerminated;
m_dataChannel.ReceiveData += m_dataChannel_ReceiveData;
m_dataChannel.ReceiveDataException += m_dataChannel_ReceiveDataException;
m_dataChannel.SendDataException += m_dataChannel_SendDataException;
m_dataChannel.UnhandledUserException += m_dataChannel_UnhandledUserException;
// Attempt connection to device
m_dataChannel.ReceiveBufferSize = m_bufferSize;
m_dataChannel.ConnectionString = m_connectionString;
m_dataChannel.MaxConnectionAttempts = m_maximumConnectionAttempts;
m_dataChannel.ConnectAsync();
}
else if ((object)m_serverBasedDataChannel != null)
{
// Setup event handlers
m_serverBasedDataChannel.ClientConnected += m_serverBasedDataChannel_ClientConnected;
m_serverBasedDataChannel.ClientDisconnected += m_serverBasedDataChannel_ClientDisconnected;
m_serverBasedDataChannel.ClientConnectingException += m_serverBasedDataChannel_ClientConnectingException;
m_serverBasedDataChannel.ServerStarted += m_serverBasedDataChannel_ServerStarted;
m_serverBasedDataChannel.ServerStopped += m_serverBasedDataChannel_ServerStopped;
m_serverBasedDataChannel.ReceiveClientData += m_serverBasedDataChannel_ReceiveClientData;
m_serverBasedDataChannel.ReceiveClientDataException += m_serverBasedDataChannel_ReceiveClientDataException;
m_serverBasedDataChannel.SendClientDataException += m_serverBasedDataChannel_SendClientDataException;
m_serverBasedDataChannel.UnhandledUserException += m_serverBasedDataChannel_UnhandledUserException;
// Listen for device connection
m_serverBasedDataChannel.ReceiveBufferSize = m_bufferSize;
m_serverBasedDataChannel.ConfigurationString = m_connectionString;
m_serverBasedDataChannel.MaxClientConnections = 1;
m_serverBasedDataChannel.Start();
}
else
{
throw new InvalidOperationException("No data channel was initialized, cannot start frame parser");
}
}
/// <summary>
/// Initializes <see cref="ModbusPoller" />.
/// </summary>
public override void Initialize()
{
base.Initialize();
ConnectionStringParser <ConnectionStringParameterAttribute> parser = new ConnectionStringParser <ConnectionStringParameterAttribute>();
parser.ParseConnectionString(ConnectionString, this);
// Register downloader with the statistics engine
StatisticsEngine.Register(this, "Modbus", "MOD");
StatisticsEngine.Register(m_deviceProxy, Name, "Device", "PMU");
// Attach to output measurements for Modbus device
OutputMeasurements = ParseOutputMeasurements(DataSource, false, $"FILTER ActiveMeasurements WHERE Device = '{Name}'");
// Parse derived value expressions from defined signal reference fields
m_derivedValues = OutputMeasurements.Select(measurement => measurement.Key).ToDictionary(key => key, key =>
{
DataTable measurements = DataSource.Tables["ActiveMeasurements"];
DerivedValue derivedValue = null;
DataRow[] records = measurements.Select($"ID = '{key}'");
if (records.Length > 0)
{
derivedValue = ParseDerivedValue(records[0]["SignalReference"].ToNonNullString());
}
return(derivedValue);
});
m_sequences = new List <Sequence>();
Dictionary <string, string> settings = Settings;
string setting;
int sequenceCount = 0;
if (settings.TryGetValue("sequenceCount", out setting))
{
int.TryParse(setting, out sequenceCount);
}
for (int i = 0; i < sequenceCount; i++)
{
if (settings.TryGetValue($"sequence{i}", out setting))
{
Dictionary <string, string> sequenceSettings = setting.ParseKeyValuePairs();
SequenceType sequenceType = SequenceType.Read;
if (sequenceSettings.TryGetValue("sequenceType", out setting))
{
Enum.TryParse(setting, true, out sequenceType);
}
Sequence sequence = new Sequence(sequenceType);
int groupCount;
if (sequenceSettings.TryGetValue("groupCount", out setting) && int.TryParse(setting, out groupCount))
{
for (int j = 0; j < groupCount; j++)
{
Group group = new Group();
if (sequenceSettings.TryGetValue($"groupType{j}", out setting))
{
Enum.TryParse(setting, true, out group.Type);
}
if (sequenceSettings.TryGetValue($"groupStartAddress{j}", out setting))
{
ushort.TryParse(setting, out group.StartAddress);
}
if (sequenceSettings.TryGetValue($"groupPointCount{j}", out setting))
{
ushort.TryParse(setting, out group.PointCount);
}
if (group.StartAddress > 0 && group.PointCount > 0)
{
// Load any defined write sequence values
if (sequence.Type == SequenceType.Write)
{
group.DataValues = new ushort[group.PointCount];
for (int k = 0; k < group.PointCount; k++)
{
if (sequenceSettings.TryGetValue($"group{j}DataValue{k}", out setting))
{
ushort.TryParse(setting, out group.DataValues[k]);
}
}
}
sequence.Groups.Add(group);
}
}
}
if (sequence.Groups.Count > 0)
{
m_sequences.Add(sequence);
}
}
}
if (m_sequences.Count == 0)
{
throw new InvalidOperationException("No sequences defined, cannot start Modbus polling.");
}
// Define synchronized polling operation
m_pollingOperation = new ShortSynchronizedOperation(PollingOperation, exception => OnProcessException(MessageLevel.Warning, exception));
// Define polling timer
m_pollingTimer = new Timer(m_pollingRate);
m_pollingTimer.AutoReset = true;
m_pollingTimer.Elapsed += m_pollingTimer_Elapsed;
}
/// <summary>
/// Initializes a new instance of the <see cref="TlsClient"/> class.
/// </summary>
/// <param name="connectString">Connect string of the <see cref="TlsClient"/>. See <see cref="DefaultConnectionString"/> for format.</param>
public TlsClient(string connectString)
: base(TransportProtocol.Tcp, connectString)
{
m_defaultCertificateChecker = new SimpleCertificateChecker();
m_localCertificateSelectionCallback = DefaultLocalCertificateSelectionCallback;
m_clientCertificates = new X509Certificate2Collection();
#if MONO
// Tls12 is not supported under Mono as of v3.8.0
m_enabledSslProtocols = SslProtocols.Tls;
#else
m_enabledSslProtocols = SslProtocols.Tls12;
#endif
m_checkCertificateRevocation = true;
m_trustedCertificatesPath = DefaultTrustedCertificatesPath;
m_payloadAware = DefaultPayloadAware;
m_payloadMarker = Payload.DefaultMarker;
m_integratedSecurity = DefaultIntegratedSecurity;
m_ignoreInvalidCredentials = DefaultIgnoreInvalidCredentials;
m_allowDualStackSocket = DefaultAllowDualStackSocket;
m_maxSendQueueSize = DefaultMaxSendQueueSize;
m_dumpPayloadsOperation = new ShortSynchronizedOperation(DumpPayloads, OnSendDataException);
}
/// <summary>
/// Creates a new instance of the <see cref="DoubleBufferedQueueManager{T}"/> class.
/// </summary>
/// <param name="itemHandler">The method to handle processing of queued items.</param>
/// <param name="exceptionHandler">The method to handle exceptions that occur when processing items.</param>
public DoubleBufferedQueueManager(Action <IList <T> > itemHandler, Action <Exception> exceptionHandler)
: this()
{
m_itemHandlingOperation = new ShortSynchronizedOperation(CallItemHandler, exceptionHandler);
m_itemHandler = () => itemHandler(Dequeue());
}
/// <summary>
/// Creates a new instance of the <see cref="DoubleBufferedQueueManager{T}"/> class.
/// </summary>
/// <param name="itemHandler">The method to handle processing of queued items.</param>
/// <param name="exceptionHandler">The method to handle exceptions that occur when processing items.</param>
public DoubleBufferedQueueManager(Action itemHandler, Action <Exception> exceptionHandler)
: this()
{
m_itemHandlingOperation = new ShortSynchronizedOperation(CallItemHandler, exceptionHandler);
m_itemHandler = itemHandler;
}
/// <summary>
/// Receives real-time updates from PI
/// </summary>
public PIRTInputAdapter()
{
m_tagKeyMap = new ConcurrentDictionary<int, MeasurementKey>();
m_restartConnection = new ShortSynchronizedOperation(Start);
m_readEvents = new ShortSynchronizedOperation(ReadEvents);
//m_dataUpdateObserver = new DataUpdateObserver(OnProcessException);
//m_dataUpdateObserver.DataUpdated += m_dataUpdateObserver_DataUpdated;
m_eventTimer = new System.Timers.Timer(1000.0D);
m_eventTimer.Elapsed += m_eventTimer_Elapsed;
m_eventTimer.AutoReset = true;
m_eventTimer.Enabled = false;
}
private bool m_disposed; // Flag that determines if class is disposed
#endregion
#region [ Constructors ]
/// <summary>
/// Creates a new <see cref="PIOutputAdapter"/>
/// </summary>
public PIOutputAdapter()
{
m_mappedPIPoints = new ConcurrentDictionary<MeasurementKey, PIPoint>();
m_archiveQueues = new ProcessQueue<AFValue>[Environment.ProcessorCount];
for (int i = 0; i < m_archiveQueues.Length; i++)
m_archiveQueues[i] = ProcessQueue<AFValue>.CreateRealTimeQueue(ArchiveAFValues, Timeout.Infinite, false, false);
m_mapRequestQueue = ProcessQueue<MeasurementKey>.CreateAsynchronousQueue(EstablishPIPointMappings, Environment.ProcessorCount);
m_restartConnection = new ShortSynchronizedOperation(Start);
m_tagMap = new ConcurrentDictionary<Guid, string>();
m_pendingMappings = new HashSet<MeasurementKey>();
m_lastMetadataRefresh = DateTime.MinValue;
RunMetadataSync = true;
AutoCreateTags = true;
AutoUpdateTags = true;
}
/// <summary>
/// Initializes a new instance of the <see cref="TcpClient"/> class.
/// </summary>
/// <param name="connectString">Connect string of the <see cref="TcpClient"/>. See <see cref="DefaultConnectionString"/> for format.</param>
public TcpClient(string connectString)
: base(TransportProtocol.Tcp, connectString)
{
m_payloadAware = DefaultPayloadAware;
m_payloadMarker = Payload.DefaultMarker;
m_integratedSecurity = DefaultIntegratedSecurity;
m_ignoreInvalidCredentials = DefaultIgnoreInvalidCredentials;
m_allowDualStackSocket = DefaultAllowDualStackSocket;
m_maxSendQueueSize = DefaultMaxSendQueueSize;
m_dumpPayloadsOperation = new ShortSynchronizedOperation(DumpPayloads, OnSendDataException);
}
private long m_ignoredErrors; // Total ignored 400 and 500 HTTP status code errors
#endregion
#region [ Constructors ]
/// <summary>
/// Creates a new <see cref="InfluxDBOutputAdapter"/>;
/// </summary>
public InfluxDBOutputAdapter()
{
m_requestRestart = new ShortSynchronizedOperation(() =>
{
if (Enabled)
Start();
});
}
