/// <summary>
/// Creates an instance of the AFFixture class.
/// </summary>
public AFFixture()
{
var systems = new PISystems();
if (systems.Contains(Settings.AFServer))
{
PISystem = systems[Settings.AFServer];
PISystem.Connect();
}
else
{
throw new InvalidOperationException(
$"The specific AF Server [{Settings.AFServer}] does not exist or is not configured.");
}
if (PISystem.Databases.Contains(Settings.AFDatabase))
{
AFDatabase = PISystem.Databases[Settings.AFDatabase];
}
else
{
throw new InvalidOperationException(
$"The specific AF database [{Settings.AFDatabase}] does not exist or is not configured.");
}
}
bool attemptLogin(ResolveFieldContext context, string piSystemName)
{
PISystems piSystems = new PISystems();
if (!piSystems.Contains(piSystemName))
{
context.Errors.Add(new ExecutionError($"PISystem {piSystemName} not found."));
return(false);
}
else
{
aPiSystem = piSystems[piSystemName];
try
{
aPiSystem.Connect(getCreds(context));
}
catch (Exception e)
{
context.Errors.Add(new ExecutionError($"Connection to PiSystem {piSystemName} failed - Connect() failed."));
}
if (aPiSystem.ConnectionInfo.IsConnected)
{
return(true);
}
else
{
context.Errors.Add(new ExecutionError($"Connection to PiSystem {piSystemName} failed - IsConnected() is false."));
return(false);
}
}
}
private static (bool, string) SMTPServerIsConfigured()
{
if (_piSystem == null)
{
var systems = new PISystems();
if (systems.Contains(Settings.AFServer))
{
_piSystem = systems[Settings.AFServer];
_piSystem.Connect();
}
else
{
return(false, $"The AF Server [{Settings.AFServer}] does not exist or is not configured.");
}
}
var configurationDb = _piSystem.Databases.ConfigurationDatabase;
if (configurationDb != null)
{
if (configurationDb.Elements.Contains(OSIsoft))
{
var pianoElement = configurationDb.Elements[OSIsoft].Elements[PIANO];
if (pianoElement != null)
{
var emailPlugInElement = pianoElement.Elements[DeliveryChannel];
if (emailPlugInElement != null)
{
var subEmailPlugInElement = emailPlugInElement.Elements[PlugInGuid];
if (subEmailPlugInElement != null)
{
if (ElementHasValidAttribute(subEmailPlugInElement, SMTPServer) &&
ElementHasValidAttribute(subEmailPlugInElement, SMTPServerPort))
{
return(true, null);
}
return(false, "The email PlugIn doesn't have a valid SMTP server configuration.");
}
return(false, $"The [{PlugInGuid}] element is not found in the [{DeliveryChannel}] element in the configuration database.");
}
return(false, $"The [{DeliveryChannel}] element is not found in the [{PIANO}] element in the configuration database.");
}
return(false, $"The [{PIANO}] element is not found in the [{OSIsoft}] element in the configuration database.");
}
return(false, $"The [{OSIsoft}] element is not found in the configuration database.");
}
return(false, "The configuration database is not found.");
}
/// <summary>
/// Initialize an AF Connnection object.
/// it is required to call the Connect method before getting Database or the connected PISystem object
/// </summary>
/// <param name="server">Name of the PI System (AF Server) to connect to</param>
/// <param name="databaseName">Name of the AF DatabaseName to connect to</param>
public AFConnectionHelper(string server, string databaseName = null)
{
PISystems.DirectoryOptions = PISystems.AFDirectoryOptions.AutoAdd;
if (_piSystems.Contains(server))
{
_piSystem = _piSystems[server];
}
else
{
_logger.Warn("PI System does not exist in the KST, it will be added");
_piSystem = _piSystems[server];
}
_databaseName = databaseName;
}
internal static PISystem GetPISystemFromConfig()
{
PISystem pisys;
var systems = new PISystems();
if (systems.Contains(Settings.AFServer))
{
pisys = systems[Settings.AFServer];
pisys.Connect();
}
else
{
throw new InvalidOperationException(
$"The specific AF Server [{Settings.AFServer}] does not exist or is not configured.");
}
return(pisys);
}
/// <summary>
/// Initialize an AF Connnection object.
/// it is required to call the Connect method before getting Database or the connected PISystem object
/// </summary>
/// <param name="server">Name of the PI System (AF Server) to connect to</param>
/// <param name="databaseName">Name of the AF DatabaseName to connect to</param>
public AfConnectionMgr(string server, string databaseName = null)
{
if (_piSystems.Contains(server))
{
_piSystem = _piSystems[server];
}
else
{
// in case you would like to force the auto-creation of the PI System in KST if it does not exist, uncomment the following two lines
// and remove the exception throwing
//
// PISystems.DirectoryOptions = PISystems.AFDirectoryOptions.AutoAdd;
// _piSystem = _piSystems[server];
throw new KeyNotFoundException("Specified PI System does not exist");
}
_databaseName = databaseName;
}
/// <summary>
/// Gets an instanced PISystem.
/// </summary>
/// <returns>Returns a new PISystem from a new PISystems instance.</returns>
/// <remarks>
/// This operation gets an instanced PISystem object. It is used to prevent the main PISystem
/// from using any cached data from a system check.
/// </remarks>
public PISystem GetInstancedSystem()
{
var systems = new PISystems(true);
if (systems.Contains(Settings.AFServer))
{
var system = systems[Settings.AFServer];
if (system is null)
{
throw new InvalidOperationException(
$"The specific AF Server [{Settings.AFServer}] does not exist or is not configured.");
}
return(system);
}
else
{
throw new InvalidOperationException(
$"The specific AF Server [{Settings.AFServer}] does not exist or is not configured.");
}
}