/// <summary>
/// Writes an event in the Event Log (and also to the log file found
/// in the application folder)
/// </summary>
/// <param name="logName">Name of the log to write</param>
/// <param name="source">Source of the log message</param>
/// <param name="message">The message to be logged.</param>
/// <param name="severity">The severity of the event.</param>
/// <param name="timeBetweenEntries"></param>
private static void WriteLog(string logName, string source, string message,
ESeverityLevel severity, TimeSpan timeBetweenEntries)
{
if (SourceExists(source, logName))
{
if (SeverityLevel != ESeverityLevel.SeverityNone &&
(timeBetweenEntries == TimeSpan.Zero ||
!ShouldSuppressLog(message, timeBetweenEntries)))
{
message = string.Format("[{0}] {1} ", AppVersion, message);
switch (severity)
{
case ESeverityLevel.SeverityError:
LogToFile.Error(message);
EventLog.WriteEntry(source, message, EventLogEntryType.Error, 1, 1);
break;
case ESeverityLevel.SeverityWarning:
LogToFile.Warning(message);
EventLog.WriteEntry(source, message, EventLogEntryType.Warning, 1, 1);
break;
case ESeverityLevel.SeverityInfo:
LogToFile.Info(message);
EventLog.WriteEntry(source, message, EventLogEntryType.Information, 1, 1);
break;
}
}
}
}
public static void KillProcessesMatchingLoggedOnUser()
{
string loggedOnUser = Environment.UserName;
if (String.IsNullOrEmpty(loggedOnUser))
{
LogToFile.Error("Unable to kill user process because current logged on user is empty");
return;
}
LogToFile.Info("Killing all processes owned by user \"{0}\"", loggedOnUser);
int attemptCount = 0;
int successCount = 0;
string pattern = @"^.*" + Regex.Escape(loggedOnUser) + @".*$";
Process[] runningProcesses = Process.GetProcesses();
foreach (Process p in runningProcesses)
{
if (p.ProcessName.StartsWith("shutdown", StringComparison.InvariantCulture))
{
continue;
}
string processOwner = GetProcessUserName(p.ProcessName) ?? "";
if (Regex.IsMatch(processOwner, pattern, RegexOptions.IgnoreCase))
{
bool success = KillProcessById(p.Id, true);
attemptCount++;
successCount += (success ? 1 : 0);
}
}
LogToFile.Info("Successfully killed {0} processes out of {1} owned by user \"{2}\"",
successCount, attemptCount, loggedOnUser);
}
private static bool EndLocalProcesses(Process[] localProcesses, bool closeWindowFirst)
{
string processTitle = "NONE";
bool success = true;
try
{
if (closeWindowFirst)
{
foreach (Process p in localProcesses)
{
processTitle = p.ProcessName + " (" + p.Id + ")";
if (p.Responding)
{
LogToFile.Info("Requesting to close main window for process {0} (id = {1})",
p.ProcessName, p.Id);
p.CloseMainWindow();
}
else
{
LogToFile.Info("Process {0} (id = {1}) is not responding", p.ProcessName, p.Id);
}
}
}
Thread.Sleep(200);
foreach (Process p in localProcesses)
{
processTitle = p.ProcessName + " (" + p.Id + ")";
p.Refresh();
if (!p.HasExited)
{
LogToFile.Info("Killing process {0} (id = {1})", p.ProcessName, p.Id);
p.Kill();
}
}
}
catch (NotSupportedException ex)
{
LogToFile.Info("Unable to kill process \"{0}\"\r\n{1}", processTitle, ex.ToString());
success = false;
}
catch (InvalidOperationException ex)
{
LogToFile.Error("Unable to kill process \"{0}\"\r\n{1}", processTitle, ex.ToString());
success = false;
}
return(success);
}
/// <summary>
/// Kill all processes matching the name "processName". This name should
/// not include the extension (like ".exe")
/// </summary>
/// <param name="processId">ID of the process to kill</param>
/// <param name="closeWindowFirst">Attempt the close window first before killing the process</param>
private static bool KillProcessById(int processId, bool closeWindowFirst)
{
bool success;
try
{
LogToFile.Info("Killing processes matching ID \"{0}\"", processId);
// Get all instances of process (matching processName)
Process localProcess = Process.GetProcessById(processId);
success = EndLocalProcesses(new[] { localProcess }, closeWindowFirst);
}
catch (Exception ex)
{
LogToFile.Error("Unable to kill processes by ID \"{0}\"\r\n{1}",
processId, ex.ToString());
success = false;
}
// check that the process is gone
if (success)
{
try
{
Process checkProcess = null;
for (int count = 0; count < 10; count++)
{
Thread.Sleep(200);
checkProcess = Process.GetProcessById(processId);
}
LogToFile.Error("Error checking process was ended \"{0}\"\r\n {1}",
processId, (checkProcess != null) ? checkProcess.ToString() : "(NULL)");
success = false;
}
catch (ArgumentException)
{
//Expected result because the ProcessID no longer exists
}
catch (Exception ex)
{
LogToFile.Error("Unable to get processes by ID \"{0}\"\r\n{1}",
processId, ex.ToString());
success = false;
}
}
return(success);
}
public static void ExecuteCommandLine(string executableName, string argumentToExecute,
string workingDirectory)
{
const int timeOut = 5 * 60 * 1000;
LogToFile.Info("Execute: {0} {1}", executableName, argumentToExecute);
ProcessInfo.FileName = executableName;
ProcessInfo.Arguments = argumentToExecute;
if (workingDirectory != null)
{
ProcessInfo.WorkingDirectory = workingDirectory;
}
process = Process.Start(ProcessInfo);
if (process != null)
{
Output = process.StandardOutput.ReadToEnd();
process.WaitForExit(timeOut);
if (!process.HasExited)
{
if (process.Responding)
{
process.CloseMainWindow();
}
else
{
process.Kill();
LogToFile.Error("Process timed out after 5 minutes.");
}
}
if (process.ExitCode != 0)
{
LogToFile.Info("\r\nTotal time spend: " + process.TotalProcessorTime.TotalSeconds +
"\r\nExit Code: " + process.ExitCode + "\r\n" + argumentToExecute + "\r\n" +
"\r\nOutput:\r\n" + Output);
}
}
}