public object Convert(object[] values, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
MonitoredSystem ms = null;
string plugin_name = null;
foreach (var o in values)
{
if ((o as MonitoredSystem) != null)
{
ms = o as MonitoredSystem;
}
if ((o as string) != null)
{
plugin_name = o as string;
}
//if ((o as int?) != null)
//{
// Console.WriteLine("Sequence was " + o);
//}
}
if (plugin_name == null || ms == null)
{
return(false);
}
MonitoredSystemState state = LayoutManager.Instance.GetMSState(ms.ID);
return(state.ShownPlugins.Contains(plugin_name));
}
/// <summary>
/// Registers a new node in the database.
/// </summary>
/// <param name="node">The node to be registered.</param>
/// <param name="OUName">The name of the OU for the node.</param>
private void RegisterNode(WorkstationInfo node, string OUName)
{
using (var dataContext = DataContextFactory.CreateDataContext())
{
Database.MonitoredSystem monitoredSystem = null;
try
{
try
{
monitoredSystem = PrecompiledQueries.GetMonitoredSystemByID(dataContext, PrecompiledQueries.GetMonitoredSystemIDByMAC(dataContext, node.MacAddress));
}
catch (Exception)
{
monitoredSystem = null;
}
// monitored system is not yet known in the db
if (monitoredSystem == null)
{
monitoredSystem = new MonitoredSystem();
monitoredSystem.OrganizationalUnitID = this.OUID;
monitoredSystem.Name = node.Name;
monitoredSystem.FQDN = node.FQDN;
monitoredSystem.IsAvailable = node.IsAvailable;
monitoredSystem.IsIgnored = false;
monitoredSystem.OperatingSystem = (byte)PlatformHelper.ParsePlatform(node.CurrentOS);
monitoredSystem.MacAddress = node.MacAddress;
dataContext.MonitoredSystem.InsertOnSubmit(monitoredSystem);
dataContext.SubmitChanges();
//logging info
var messageOK = new StringBuilder();
messageOK.Append("ClusterManager_RegisterNode: ");
messageOK.Append("Cluster node " + monitoredSystem.Name + " ");
messageOK.Append("(" + monitoredSystem.OperatingSystem.ToString() + ") ");
messageOK.Append("is now added to the system.");
MISD.Core.Logger.Instance.WriteEntry(messageOK.ToString(), LogType.Info);
}
else
{
if (node.IsAvailable)
{
monitoredSystem.IsAvailable = node.IsAvailable;
monitoredSystem.Name = node.Name;
monitoredSystem.FQDN = node.FQDN;
monitoredSystem.OperatingSystem = (byte)PlatformHelper.ParsePlatform(node.CurrentOS);
monitoredSystem.OrganizationalUnitID = this.OUID;
}
else
{
// no changes necessary as the node might be booted under a different cluster
}
dataContext.SubmitChanges();
}
node.ID = monitoredSystem.ID;
}
catch (Exception e)
{
//logging exception
string workstationLogName;
string osLogName;
if (monitoredSystem != null)
{
workstationLogName = monitoredSystem.Name;
osLogName = monitoredSystem.OperatingSystem.ToString();
}
else
{
workstationLogName = "[unkown]";
osLogName = "system unkown";
}
var messageEx2 = new StringBuilder();
messageEx2.Append("ClusterManager_RegisterNode: ");
messageEx2.Append("Cluster node" + workstationLogName + " ");
messageEx2.Append("(" + osLogName + ") ");
messageEx2.Append("sign in has failed. " + e.ToString());
MISD.Core.Logger.Instance.WriteEntry(messageEx2.ToString(), LogType.Exception);
}
}
}
