public Debugger(CommandLineOptions options)
{
ValidateOptions(options);
_options = options;
_logger = options.Verbose ? Console.Out : TextWriter.Null;
_dumpFolder = options.DumpFolderForNewlyStartedProcess ?? Directory.GetCurrentDirectory();
}
public Debugger(CommandLineOptions options)
{
ValidateOptions(options);
_options = options;
_logger = options.Verbose ? Console.Out : TextWriter.Null;
_dumpFolder = options.DumpFolderForNewlyStartedProcess ?? Path.GetDirectoryName(
Process.GetCurrentProcess().MainModule.FileName);
}
static void TakeDump(CommandLineOptions options)
{
ValidateOptions(options);
var pid = GetTargetProcessId(options);
Console.WriteLine("Dumping process id {0}...", pid);
var dumper = new DumpWriter.DumpWriter(options.Verbose ? Console.Out : null);
dumper.Dump(pid, OptionToDumpType(options), options.DumpFileName);
Console.WriteLine("Dump generated successfully, file size {0:N0} bytes",
new FileInfo(options.DumpFileName).Length);
}
static DumpType OptionToDumpType(CommandLineOptions options)
{
if (options.DumpType == 'm')
return DumpType.Minimal;
if (options.DumpType == 'h')
return DumpType.MinimalWithFullCLRHeap;
if (options.DumpType == 'a')
return DumpType.FullMemory;
// Should never get here
return DumpType.MinimalWithFullCLRHeap;
}
private static DumpType OptionToDumpType(CommandLineOptions options)
{
if (options.MinimalDump)
return DumpType.Minimal;
if (options.MinimalDumpWithCLRHeap)
return DumpType.MinimalWithFullCLRHeap;
if (options.FullDump)
return DumpType.FullMemory;
// Should never get here
return DumpType.MinimalWithFullCLRHeap;
}
static void ValidateOptions(CommandLineOptions options)
{
if (string.IsNullOrEmpty(options.ProcessInfo)) {
throw new ArgumentException("Either a process id or process name is required");
}
// file name and dump folder
if (options.DumpFolderForNewlyStartedProcess != null &&
!Directory.Exists(options.DumpFolderForNewlyStartedProcess)) {
throw new ArgumentException("The specified dump folder does not exist.");
}
if (options.NoDumpOptionSelected && !string.IsNullOrEmpty(
options.DumpFolderForNewlyStartedProcess)) {
throw new ArgumentException("Option to create an immediate dump when starting a process is not supported.");
}
}
private static int GetTargetProcessId(CommandLineOptions options)
{
if (options.ProcessId != 0)
{
// Just to make sure it exists
var proc = Process.GetProcessById(options.ProcessId);
return proc.Id;
}
else
{
var procs = Process.GetProcessesByName(options.ProcessName);
if (procs.Length == 0)
throw new ArgumentException("Couldn't find a process with the specified name");
if (procs.Length > 1)
throw new ArgumentException("There is more than one process with the specified name");
return procs[0].Id;
}
}
private static void ValidateOptions(CommandLineOptions options)
{
int set = 0;
set += options.FullDump ? 1 : 0;
set += options.MinimalDump ? 1 : 0;
set += options.MinimalDumpWithCLRHeap ? 1 : 0;
if (set == 0)
{
throw new ArgumentException("No dump option specified");
}
if (set > 1)
{
throw new ArgumentException("More than one dump option specified");
}
if (options.ProcessId == 0 && String.IsNullOrEmpty(options.ProcessName))
throw new ArgumentException("Either a process id or process name is required");
if (options.ProcessId != 0 && !String.IsNullOrEmpty(options.ProcessName))
throw new ArgumentException("Expecting either process id or process name, not both");
if (File.Exists(options.DumpFileName))
throw new ArgumentException("The specified file already exists");
}
