/// <summary>
/// Gets information about the vertex service
/// </summary>
/// <returns></returns>
VertexStatus IDryadVertexService.CheckStatus()
{
DryadLogger.LogMethodEntry();
VertexStatus status = new VertexStatus();
status.serviceIsAlive = true;
//
// Update information about disk usage
//
foreach (string disk in Environment.GetLogicalDrives())
{
ulong freeDiskSpaceforUser;
ulong totalDiskSpace;
ulong freeDiskSpace;
if (NativeMethods.GetDiskFreeSpaceEx(disk, out freeDiskSpaceforUser, out totalDiskSpace, out freeDiskSpace))
{
status.freeDiskSpaces.Add(disk, freeDiskSpace);
}
else
{
//
// Report any errors as warnings, as this is a non-essential call
//
int errorCode = Marshal.GetLastWin32Error();
Exception lastex = Marshal.GetExceptionForHR(errorCode);
if (lastex != null)
{
DryadLogger.LogWarning("Unable to get disk space information", "Disk: {0} Error: {1}", disk, lastex.Message);
}
else
{
DryadLogger.LogWarning("Unable to get disk space information", "Disk: {0} Error Code: {1}", disk, errorCode);
}
}
}
//
// Update information about memory usage
//
NativeMethods.MEMORYSTATUSEX memStatus = new NativeMethods.MEMORYSTATUSEX();
if (NativeMethods.GlobalMemoryStatusEx(memStatus))
{
status.freePhysicalMemory = memStatus.ullAvailPhys;
status.freeVirtualMemory = memStatus.ullAvailVirtual;
}
else
{
//
// Report any errors as warnings, as this is a non-essential call
//
int errorCode = Marshal.GetLastWin32Error();
Exception lastex = Marshal.GetExceptionForHR(errorCode);
if (lastex != null)
{
DryadLogger.LogWarning("Unable to get memory information", "Error: {0}", lastex.Message);
}
else
{
DryadLogger.LogWarning("Unable to get memory information", "Error Code: {0}", errorCode);
}
}
//
// Get process info for each running vertex process
//
status.runningProcessCount = 0;
lock (vertexProcessTable.SyncRoot)
{
foreach (VertexProcess vp in this.vertexProcessTable)
{
VertexProcessInfo vpInfo = new VertexProcessInfo();
vpInfo.DryadId = vp.DryadId;
vpInfo.commandLine = vp.commandLine;
vpInfo.State = vp.State;
status.vps.Add(vpInfo);
if (vp.State == ProcessState.Running)
{
status.runningProcessCount++;
}
}
}
DryadLogger.LogMethodExit(status);
return(status);
}
/// <summary>
/// Gets information about the vertex service
/// </summary>
/// <returns></returns>
VertexStatus IDryadVertexService.CheckStatus()
{
DryadLogger.LogMethodEntry();
VertexStatus status = new VertexStatus();
status.serviceIsAlive = true;
//
// Update information about disk usage
//
foreach (string disk in Environment.GetLogicalDrives())
{
ulong freeDiskSpaceforUser;
ulong totalDiskSpace;
ulong freeDiskSpace;
if (NativeMethods.GetDiskFreeSpaceEx(disk, out freeDiskSpaceforUser, out totalDiskSpace, out freeDiskSpace))
{
status.freeDiskSpaces.Add(disk, freeDiskSpace);
}
else
{
//
// Report any errors as warnings, as this is a non-essential call
//
int errorCode = Marshal.GetLastWin32Error();
Exception lastex = Marshal.GetExceptionForHR(errorCode);
if (lastex != null)
{
DryadLogger.LogWarning("Unable to get disk space information", "Disk: {0} Error: {1}", disk, lastex.Message);
}
else
{
DryadLogger.LogWarning("Unable to get disk space information", "Disk: {0} Error Code: {1}", disk, errorCode);
}
}
}
//
// Update information about memory usage
//
NativeMethods.MEMORYSTATUSEX memStatus = new NativeMethods.MEMORYSTATUSEX();
if (NativeMethods.GlobalMemoryStatusEx(memStatus))
{
status.freePhysicalMemory = memStatus.ullAvailPhys;
status.freeVirtualMemory = memStatus.ullAvailVirtual;
}
else
{
//
// Report any errors as warnings, as this is a non-essential call
//
int errorCode = Marshal.GetLastWin32Error();
Exception lastex = Marshal.GetExceptionForHR(errorCode);
if (lastex != null)
{
DryadLogger.LogWarning("Unable to get memory information", "Error: {0}", lastex.Message);
}
else
{
DryadLogger.LogWarning("Unable to get memory information", "Error Code: {0}", errorCode);
}
}
//
// Get process info for each running vertex process
//
status.runningProcessCount = 0;
lock (vertexProcessTable.SyncRoot)
{
foreach (VertexProcess vp in this.vertexProcessTable)
{
VertexProcessInfo vpInfo = new VertexProcessInfo();
vpInfo.DryadId = vp.DryadId;
vpInfo.commandLine = vp.commandLine;
vpInfo.State = vp.State;
status.vps.Add(vpInfo);
if (vp.State == ProcessState.Running)
{
status.runningProcessCount++;
}
}
}
DryadLogger.LogMethodExit(status);
return status;
}