/// <summary>
/// Retrieves the subnet of the client, that the pipeline is connected to.
/// </summary>
/// <param name="pipeline">Pipeline that is connected to the server</param>
/// <returns>the subnet-address</returns>
private static string calculatePrivateSubNet(HpcClusterConnection hpcClusterConnection)
{
string ipAddress = "";
string subnetMask = "";
string result = "";
//acquires ip and subnetmask
HpcPipelineObject pipelineObject = hpcClusterConnection.getPipeline();
pipelineObject.pipeline.Commands.AddScript("Add-PSSnapin Microsoft.Hpc");
pipelineObject.pipeline.Commands.AddScript("Get-HpcNetworkInterface -Type Private");
Collection <PSObject> results1 = pipelineObject.pipeline.Invoke();
hpcClusterConnection.freePipeline(pipelineObject);
PSObject obj = results1[0];
subnetMask = obj.Properties["Subnetmask"].Value.ToString();
ipAddress = obj.Properties["IpAddress"].Value.ToString();
string[] ipArray = ipAddress.Split('.');
string[] networkMaskArray = subnetMask.Split('.');
string[] subnetArray = new String[4];
for (int i = 0; i < 4; i++)
{
subnetArray[i] = (Convert.ToInt32(ipArray[i]) & Convert.ToInt32(networkMaskArray[i])).ToString();
}
for (int i = 0; i < subnetArray.Length; i++)
{
result += subnetArray[i];
if (i != subnetArray.Length - 1)
{
result += ".";
}
}
return(result);
}
public List <Tuple <string, object, DataType> > AcquireData(List <string> indicatorNames, string monitoredSystemName, ClusterConnection clusterConnection)
{
if (clusterConnection.GetType() == typeof(HpcClusterConnection))
{
this.clusterConnection = (HpcClusterConnection)clusterConnection;
}
else
{
throw new ArgumentOutOfRangeException("ClusterConnection is no valid HpcClusterConnection Object! Method skipped");
}
checkClusterConnection();
// skip method if no real monSysName is given.
if (monitoredSystemName == null || monitoredSystemName.Length == 0)
{
throw new ArgumentOutOfRangeException("MonitoredSystemName is not valid for this cluster");
}
List <Tuple <string, object, DataType> > result = new List <Tuple <string, object, DataType> >();
foreach (string indicator in indicatorNames)
{
if (indicator.Equals(indicators[0].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[0].IndicatorName, getMemSizeInMB(monitoredSystemName), indicators[0].DataType));
}
catch (Exception e)
{
Logger.Instance.WriteEntry("Error while retrieving data from the HPC cluster.\n\nThe node \"" + monitoredSystemName + "\" is unreachable. Error in MemSizeInMB: " + e.Message, LogType.Info);
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
return(result);
}
public List <Tuple <string, object, DataType> > AcquireData(List <string> indicatorNames, string monitoredSystemName, ClusterConnection clusterConnection)
{
if (clusterConnection.GetType() == typeof(HpcClusterConnection))
{
this.clusterConnection = (HpcClusterConnection)clusterConnection;
}
else
{
throw new ArgumentOutOfRangeException("ClusterConnection is no valid HpcClusterConnecction Object! Method skipped");
}
CheckClusterConnection();
// Skip method if no real monSysName is given.
if (monitoredSystemName == null || monitoredSystemName.Length == 0)
{
throw new ArgumentOutOfRangeException("MonitoredSystemName is not valid for this cluster");
}
List <Tuple <string, object, DataType> > result = new List <Tuple <string, object, DataType> >();
foreach (string indicator in indicatorNames)
{
try
{
if (indicator.Equals(indicators[0].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[0].IndicatorName, GetTotalLoad(monitoredSystemName), indicators[0].DataType));
}
catch (ArgumentNullException)
{
// Do nothing. The first error that occurs is going to be logged in the plugin.
}
catch (Exception e)
{
Logger.Instance.WriteEntry("HPC_Storage: Unknown Exception in " + indicator + " on Node " + monitoredSystemName + ": " + e.Message, LogType.Exception);
}
}
else if (indicator.Equals(indicators[1].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[1].IndicatorName, GetNumberOfDrives(monitoredSystemName), indicators[1].DataType));
}
catch (ArgumentNullException)
{
// Do nothing. The first error that occurs is going to be logged in the plugin.
}
catch (Exception e)
{
Logger.Instance.WriteEntry("HPC_Storage: Unknown Exception in " + indicator + " on Node " + monitoredSystemName + ": " + e.Message, LogType.Exception);
}
}
else if (indicator.Equals(indicators[2].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[2].IndicatorName, GetLoadPerDrive(monitoredSystemName), indicators[2].DataType));
}
catch (ArgumentNullException)
{
// Do nothing. The first error that occurs is going to be logged in the plugin.
}
catch (Exception e)
{
Logger.Instance.WriteEntry("HPC_Storage: Unknown Exception in " + indicator + " on Node " + monitoredSystemName + ": " + e.Message, LogType.Exception);
}
}
else
{
throw new ArgumentOutOfRangeException();
}
}
catch (Exception e)
{
Logger.Instance.WriteEntry("Error during collection of HPC data. Occured when checking for " + indicator + ". Exception was: " + e.ToString(), LogType.Exception);
}
}
return(result);
}
/// <summary>
/// This method queries the given DHCP-Servers for IPs an MAC-Addresses
/// of all Clients in the same subnet as this DHCP-Server
/// </summary>
/// <param name="dhcpServerAddress">the DHCP-Server-Address</param>
/// <returns>dictionarty with the nodename and the mac-address</returns>
public static Dictionary <string, string> getSubnetInformation(string dhcpServerAddress, HpcClusterConnection hpcClusterConnection)
{
Dictionary <string, string> result = new Dictionary <string, string>();
// gather clients
ArrayList clients = findDhcpClients(dhcpServerAddress, calculatePrivateSubNet(hpcClusterConnection));
foreach (dhcpClient d in clients)
{
result.Add(d.hostname, convertMac(d.mac));
}
return(result);
}
public List <Tuple <string, object, DataType> > AcquireData(List <string> indicatorNames, string monitoredSystemName, ClusterConnection clusterConnection)
{
if (clusterConnection.GetType() == typeof(HpcClusterConnection))
{
this.clusterConnection = (HpcClusterConnection)clusterConnection;
}
else
{
throw new ArgumentException("ClusterConnection is no valid HpcClusterConnection Object! Method skipped");
}
checkClusterConnection();
// skip method if no real monSysName is given.
if (monitoredSystemName == null || monitoredSystemName.Length == 0)
{
throw new ArgumentException("MonitoredSystemName is not valid for this cluster");
}
List <Tuple <string, object, DataType> > result = new List <Tuple <string, object, DataType> >();
foreach (string indicator in indicatorNames)
{
try
{
if (indicator.Equals(indicators[1].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[1].IndicatorName, GetNumberOfCores(monitoredSystemName), indicators[1].DataType));
}
catch (Exception e)
{
Logger.Instance.WriteEntry("Failed to acquire the number of cores from \"" + monitoredSystemName + "\". Error: " + e.ToString(), LogType.Exception);
}
}
else if (indicator.Equals(indicators[0].IndicatorName))
{
try
{
result.Add(new Tuple <string, object, DataType>(indicators[0].IndicatorName, GetLoad(monitoredSystemName), indicators[0].DataType));
}
catch (Exception e)
{
Logger.Instance.WriteEntry("Failed to acquire the cpu-load of \"" + monitoredSystemName + "\"Error: " + e.ToString(), LogType.Exception);
}
}
/*
* else if (indicator.Equals(indicators[2].IndicatorName))
* {
* result.Add(new Tuple<string, object, DataType>(indicators[2].IndicatorName, GetProcessorName(monitoredSystemName), indicators[2].DataType));
* }
*/
else
{
throw new ArgumentOutOfRangeException();
}
}
catch (System.FormatException f)
{
Logger.Instance.WriteEntry("Error during formatation of HPC data. Occured when checking for " + indicator + ".", LogType.Exception);
}
}
return(result);
}
