private static bool Write(IMarchal marchal, SafeHandle fileHandle, Option options, bool withException = false)
{
using (var currentProcess = Process.GetCurrentProcess())
{
var currentProcessHandle = currentProcess.Handle;
var currentProcessId = (uint)currentProcess.Id;
MiniDumpExceptionInformation exp;
exp.ThreadId = GetCurrentThreadId();
exp.ClientPointers = false;
exp.ExceptionPointers = IntPtr.Zero;
if (withException)
{
exp.ExceptionPointers = marchal.GetExceptionPointers();
}
var bRet = exp.ExceptionPointers == IntPtr.Zero
? MiniDumpWriteDump(currentProcessHandle, currentProcessId, fileHandle, (uint)options, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero)
: MiniDumpWriteDump(currentProcessHandle, currentProcessId, fileHandle, (uint)options, ref exp, IntPtr.Zero, IntPtr.Zero);
return(bRet);
}
}
public ThreadAbortExceptionEnricher(IOptionsMonitor <CoreDebugSettings> coreDebugSettings, IHostingEnvironment hostingEnvironment, IMarchal marchal)
{
_coreDebugSettings = coreDebugSettings.CurrentValue;
_hostingEnvironment = hostingEnvironment;
_marchal = marchal;
coreDebugSettings.OnChange(x => _coreDebugSettings = x);
}
public static bool Dump(IMarchal marchal, IHostingEnvironment hostingEnvironment, Option options = Option.WithFullMemory, bool withException = false)
{
lock (LockO)
{
// work around "stack trace is not available while minidump debugging",
// by making sure a local var (that we can inspect) contains the stack trace.
// getting the call stack before it is unwound would require a special exception
// filter everywhere in our code = not!
var stacktrace = withException ? Environment.StackTrace : string.Empty;
var directory = hostingEnvironment.MapPathContentRoot(Constants.SystemDirectories.Data + "/MiniDump");
if (Directory.Exists(directory) == false)
{
Directory.CreateDirectory(directory);
}
var filename = Path.Combine(directory, $"{DateTime.UtcNow:yyyyMMddTHHmmss}.{Guid.NewGuid().ToString("N").Substring(0, 4)}.dmp");
using (var stream = new FileStream(filename, FileMode.Create, FileAccess.ReadWrite, FileShare.Write))
{
return(Write(marchal, stream.SafeFileHandle, options, withException));
}
}
}
public ThreadAbortExceptionEnricher(IOptions <CoreDebugSettings> coreDebugSettings, IHostingEnvironment hostingEnvironment, IMarchal marchal)
{
_coreDebugSettings = coreDebugSettings.Value;
_hostingEnvironment = hostingEnvironment;
_marchal = marchal;
}