public void CollectData()
{
try
{
var from = _sessionInfo.From.ToString("yyyy-MM-dd-hh-mm");
var to = _sessionInfo.To.ToString("yyyy-MM-dd-hh-mm");
var logsToCollect = new Dictionary <string, List <string> >();
foreach (var evLog in _sessionInfo.SelectedEVLogs)
{
if (!logsToCollect.ContainsKey(evLog.LogName))
{
logsToCollect.Add(evLog.LogName, new List <string>());
}
if (evLog.Sources != null && evLog.Sources.Count > 0)
{
foreach (var source in evLog.Sources)
{
if (!logsToCollect[evLog.LogName].Contains(source))
{
logsToCollect[evLog.LogName].Add(source);
}
}
}
}
EventLogSession eventLogSession = new EventLogSession();
foreach (var item in logsToCollect)
{
new Utilities.Logger().WriteInfo(" Started Collecting Event Logs");
string sources = "";
if (item.Value.Count > 0)
{
sources = "*[System[Provider[";
int i = 1;
foreach (var src in item.Value)
{
sources += $"@Name='{src}'";
if (i != item.Value.Count)
{
sources += " or ";
}
i++;
}
sources += "]]] and ";
}
name_for_error = item.Key;
string path = $@"{_sessionInfo.SessionOtputFolderPath}\OutputData\{from}_{to}";
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
string q = $@"{sources}*[System[TimeCreated[@SystemTime >= '{_sessionInfo.From.ToUniversalTime().ToString("o")}']]] and *[System[TimeCreated[@SystemTime <= '{_sessionInfo.To.ToUniversalTime().ToString("o")}']]]";
eventLogSession.ExportLog(item.Key, PathType.LogName, q, $@"{path}\{item.Key}.evtx");
new Utilities.Logger().WriteInfo("Successfully Collected Event Logs");
}
}catch (Exception ex)
{
new Logger().WriteError($"faild to collect Evlog:{ex.Message}");
throw new Exception(name_for_error + " Log was not found");
}
}
public void EventLogExceptionShouldHaveHResultSet()
{
using (var session = new EventLogSession())
{
EventLogNotFoundException exception = Assert.Throws <EventLogNotFoundException>(() => session.ExportLog(LogName, PathType.FilePath, LogName, GetTestFilePath()));
Assert.Equal(unchecked ((int)0x80070002), exception.HResult);
session.CancelCurrentOperations();
}
}
public static void Main(string[] args)
{
int exitCode = 0;
String logPath = "Application";
String query = "*/System[Level <= 3 and Level >= 1]"; // XPath selecting all events of level warning or higher.
String targetFile = Environment.ExpandEnvironmentVariables("%USERPROFILE%\\export.evtx");
String targetFileWithMessages = Environment.ExpandEnvironmentVariables("%USERPROFILE%\\exportWithMessages.evtx");
try
{
//
// Parse the command line.
//
if (args.Length > 0)
{
if (args[0] == "/?" || args[0] == "-?")
{
Console.WriteLine("Usage: LogManagement [<logname> [<exportFile> [<exportFileWithMessages>]]]\n" +
"<logname> is the name of an existing event log.\n" +
"When <logname> is not specified, Application is assumed.\n" +
"EXAMPLE: LogManagement Microsoft-Windows-TaskScheduler/Operational archive.evtx archiveWithMessages.evtx\n");
Environment.Exit(0);
}
else
{
logPath = args[0];
if (args.Length > 1)
{
targetFile = args[1];
}
if (args.Length > 2)
{
targetFileWithMessages = args[2];
}
}
}
//
// Get log information.
//
EventLogSession session = new EventLogSession();
EventLogInformation logInfo = session.GetLogInformation(logPath, PathType.LogName);
Console.WriteLine("The {0} log contains {1} events.", logPath, logInfo.RecordCount);
//
// Export selected events from a log to a file.
//
if (File.Exists(targetFile))
{
Console.WriteLine("Could not export log {0}: file {1} already exists", logPath, targetFile);
Environment.Exit(1);
}
else
{
session.ExportLog(logPath, PathType.LogName, query, targetFile, true);
Console.WriteLine("Selected events from the {0} log have been exported to file {1}.", logPath, targetFile);
}
//
// Capture localized event information so that the exported log can be viewed on
// systems that might not have some of the event providers installed.
//
if (File.Exists(targetFileWithMessages))
{
Console.WriteLine("Could not archive log {0}: file {1} already exists", logPath, targetFileWithMessages);
Environment.Exit(1);
}
else
{
session.ExportLogAndMessages(logPath, PathType.LogName, query, targetFileWithMessages, true, CultureInfo.CurrentCulture);
Console.WriteLine("The export file {0} has been localized into {1} for archiving.", targetFileWithMessages, CultureInfo.CurrentCulture.DisplayName);
}
//
// Clear the log.
//
session.ClearLog(logPath);
Console.WriteLine("The {0} log has been cleared.", logPath);
}
catch (UnauthorizedAccessException e)
{
Console.WriteLine("You do not have the correct permissions. " +
"Try re-running the sample with administrator privileges.\n" + e.ToString());
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
exitCode = 1;
}
Environment.Exit(exitCode);
}
