public void Execute(CommandExecutionContext context)
{
if (ExceptionAddress != 0)
{
var heap = context.Runtime.GetHeap();
var type = heap.GetObjectType(ExceptionAddress);
if (type == null || !type.IsException)
{
context.WriteErrorLine("The specified address is not the address of an Exception-derived object.");
return;
}
DisplayException(heap.GetExceptionObject(ExceptionAddress), context);
}
else
{
var thread = context.CurrentThread;
if (thread == null)
{
context.WriteErrorLine("There is no current managed thread");
return;
}
if (thread.CurrentException == null)
{
context.WriteLine("There is no current managed exception on this thread");
return;
}
DisplayException(thread.CurrentException, context);
}
}
public void Execute(CommandExecutionContext context)
{
if (!CommandHelpers.VerifyValidObjectAddress(context, ObjectAddress))
return;
var type = context.Heap.GetObjectType(ObjectAddress);
var dynamicObj = context.Heap.GetDynamicObject(ObjectAddress);
context.WriteLine("Type: {0}", type.Name);
if (type.IsArray || dynamicObj.IsList())
{
int length = dynamicObj.GetLength();
context.WriteLine("Length: {0}", length);
for (int i = 0; i < length; ++i)
{
context.WriteLine("[{0}] {1}", i, dynamicObj[i]);
}
}
else if (dynamicObj.IsDictionary())
{
context.WriteLine("Size: {0}", dynamicObj.GetLength());
context.WriteLine("{0,-40} {1,-40}", "Key", "Value");
foreach (var kvp in dynamicObj.GetDictionaryItems())
{
context.WriteLine("{0,-40} {1,-40}", kvp.Item1, kvp.Item2);
}
}
else
{
context.WriteErrorLine("The specified object is not an array, list, or dictionary. " +
"These are the only collection types that are currently supported. For other " +
"collections, try using the !hq command to inspect the object's contents.");
return;
}
}
public void Execute(CommandExecutionContext context)
{
context.EnterDbgEngNativeMode();
// In case the user is going to use sos/sosex, make sure they have
// the appropriate DAC location configured.
context.WriteLine("Loading DAC from " + context.DacLocation);
context.NativeDbgEngTarget.ExecuteDbgEngCommand(
".cordll -ve -sd -lp " + Path.GetDirectoryName(context.DacLocation),
context);
// SOS hasn't necessarily been loaded at this point; try to load it
// from the symbol server and then issue the appropriate .load command
// so that the user can have it immediately available.
string sosLocation = context.Runtime.TryDownloadSos();
if (sosLocation == null)
{
context.WriteWarning(
"Unable to load SOS automatically from symbol server, " +
"try to find and .load it manually if needed.");
}
else
{
context.WriteLine("Loading SOS from " + sosLocation);
context.NativeDbgEngTarget.ExecuteDbgEngCommand(
".load " + sosLocation,
context);
}
}
public void Execute(CommandExecutionContext context)
{
_context = context;
if (!CommandHelpers.VerifyValidObjectAddress(context, ObjectAddress))
return;
_heap = context.Heap;
if (!_heap.CanWalkHeap)
{
context.WriteErrorLine("The heap is not in a walkable state.");
return;
}
var type = _heap.GetObjectType(ObjectAddress);
_visitedObjects = new ObjectSet(_heap);
_targets[ObjectAddress] = new Node(ObjectAddress, type);
FillRootDictionary();
foreach (var root in _roots)
{
if (_visitedRoots.Contains(root) || _visitedObjects.Contains(root.Object))
continue;
Node path = TryFindPathToTarget(root);
if (path != null)
PrintOnePath(path);
}
}
public void Execute(CommandExecutionContext context)
{
if (!CommandHelpers.VerifyValidObjectAddress(context, ObjectAddress))
return;
IEnumerable<Tuple<ulong, ClrType>> subgraph;
if (Flat)
{
subgraph = context.Heap.FlatSubgraphOf(ObjectAddress);
}
else
{
subgraph = context.Heap.SubgraphOf(ObjectAddress);
}
ulong count = 0, size = 0;
foreach (var objAndType in subgraph)
{
++count;
size += objAndType.Item2.GetSize(objAndType.Item1);
}
context.WriteLine("{0:x16} graph size is {1} objects, {2} bytes ({3})",
ObjectAddress, count, size, size.ToMemoryUnits());
}
public void Execute(CommandExecutionContext context)
{
if (!CommandHelpers.VerifyHasHeapIndex(context))
return;
if (!CommandHelpers.VerifyValidObjectAddress(context, ObjectAddress))
return;
int pathsDisplayed = 0;
foreach (var path in context.HeapIndex.FindPaths(ObjectAddress, MaxResults, MaxLocalRoots, MaxDepth, RunInParallel))
{
context.WriteLine("{0:x16} -> {1:x16} {2}", path.Root.Address, path.Root.Object, path.Root.DisplayText);
foreach (var obj in path.Chain)
{
string objHex = String.Format("{0:x16}", obj);
context.Write(" -> ");
context.WriteLink(objHex, "!do " + objHex);
context.WriteLine(" {0}", context.Heap.GetObjectType(obj).Name);
}
context.WriteLine();
++pathsDisplayed;
}
context.WriteLine("Total paths displayed: {0}", pathsDisplayed);
if (pathsDisplayed == 0)
{
context.WriteLine("Number of paths may be affected by maximum depth setting. " +
"If you are not seeing enough results, consider increasing --maxDepth.");
}
}
public void Execute(CommandExecutionContext context)
{
if (!InMemoryOnly)
{
if (context.TargetType == TargetType.LiveProcess)
{
context.WriteErrorLine(
"Generating a persistent heap index for a live process is not recommended. " +
"Use the --nofile switch to generate an in-memory index instead.");
return;
}
if (String.IsNullOrEmpty(HeapIndexFileName))
{
HeapIndexFileName = Path.ChangeExtension(context.DumpFile, ".heapindex");
context.WriteLine("Using an automatically generated heap index filename: '{0}'", HeapIndexFileName);
}
}
if (InMemoryOnly && !String.IsNullOrEmpty(HeapIndexFileName))
{
context.WriteErrorLine("The --nofile and -f options are incompatible.");
return;
}
// If the index fails to build, clear it so that other commands know we don't have an index.
context.HeapIndex = new HeapIndex(context);
if (!context.HeapIndex.Build(ChunkSize, InMemoryOnly ? null : HeapIndexFileName, !EnumerateRootsFast))
context.HeapIndex = null;
}
public void Execute(CommandExecutionContext context)
{
if (!CommandHelpers.VerifyValidObjectAddress(context, ObjectAddress))
return;
var type = context.Heap.GetObjectType(ObjectAddress);
if (!type.IsArray)
{
context.WriteError("The object at the specified address is not an array.");
return;
}
var size = type.GetSize(ObjectAddress);
var length = type.GetArrayLength(ObjectAddress);
context.WriteLine("Name: {0}", type.Name);
context.WriteLine("Size: {0}(0x{1:x}) bytes", size, size);
context.WriteLine("Array: Number of elements {0}, Type {1} {2}",
length, type.ComponentType.Name,
type.ComponentType.IsValueClass ? "(value type)" : "(reference type)");
for (int i = 0; i < length; ++i)
{
context.Write("[{0}] ", i);
object value;
if (type.ComponentType.IsValueClass)
{
value = type.GetArrayElementAddress(ObjectAddress, i);
if (value != null)
{
context.WriteLink(
String.Format("{0:x16}", value),
String.Format("!do {0:x16} --type {1}", value, type.ComponentType.Name)
);
}
else
{
context.Write("<null>");
}
}
else
{
value = type.GetArrayElementValue(ObjectAddress, i);
ulong elementAddr = type.GetArrayElementAddress(ObjectAddress, i);
ulong elementRef;
if (context.Runtime.ReadPointer(elementAddr, out elementRef))
{
context.WriteLink(
String.Format("{0:x16}", value ?? "<null>"),
String.Format("!do {0:x16}", elementRef)
);
}
else
{
context.Write("{0:x16}", value ?? "<null>");
}
}
context.WriteLine();
}
}
public static void ExecuteDbgEngCommand(this DataTarget target, string command, CommandExecutionContext context)
{
IDebugControl6 control = (IDebugControl6)target.DebuggerInterface;
int hr = control.ExecuteWide(
DEBUG_OUTCTL.THIS_CLIENT, command, DEBUG_EXECUTE.DEFAULT);
if (HR.Failed(hr))
context.WriteErrorLine("Command execution failed with hr = {0:x8}", hr);
}
public void Execute(CommandExecutionContext context)
{
if (!context.Aliases.Remove(AliasName))
{
context.WriteError("Unknown alias '{0}'", AliasName);
return;
}
}
public void Execute(CommandExecutionContext context)
{
_context = context;
_output = new PlainTextOutput();
if (!String.IsNullOrEmpty(AssemblyName))
{
ClrModule module = context.Runtime.Modules.SingleOrDefault(
m => Path.GetFileNameWithoutExtension(m.FileName).Equals(
Path.GetFileNameWithoutExtension(AssemblyName),
StringComparison.InvariantCultureIgnoreCase
)
);
if (module == null)
{
context.WriteErrorLine("Could not find the assembly '{0}'.", AssemblyName);
return;
}
if (!String.IsNullOrEmpty(TypeName))
{
DecompileTypeFromModule(TypeName, module.FileName);
}
else
{
DecompileModule(module);
}
}
else if (!String.IsNullOrEmpty(TypeName))
{
ClrType type = context.Heap.GetTypeByName(TypeName);
if (type == null)
{
context.WriteErrorLine(
"Could not find the type '{0}' on the heap. Try specifying the assembly name.",
TypeName);
return;
}
if (!String.IsNullOrEmpty(MethodName))
{
var methods = type.Methods.Where(m => m.Name == MethodName).ToArray();
if (methods.Length == 0)
{
context.WriteErrorLine("Could not find the method '{0}'.", MethodName);
return;
}
DecompileMethods(methods);
}
else
{
DecompileType(type);
}
}
else
{
context.WriteErrorLine("At least one of --assembly or --type must be specified.");
}
}
public void Execute(CommandExecutionContext context)
{
if (context.Aliases.ContainsKey(AliasName))
{
context.WriteErrorLine("The specified alias already exists. Clear it first with .rmalias.");
return;
}
context.Aliases.Add(AliasName, AliasCommand);
}
public void Execute(CommandExecutionContext context)
{
var writer = new DumpWriter.DumpWriter(
Verbose ? new PrinterTextWriter(context.Printer) : null
);
// TODO Try to make the string shared between here and the DumpNative class in CLRMD
writer.Dump(context.ProcessId, DumpType, FileName, "DumpWriter dump: has heap");
context.WriteLine("Resulting dump size: {0:N0} bytes", new FileInfo(FileName).Length);
}
public static bool VerifyHasHeapIndex(CommandExecutionContext context)
{
if (context.HeapIndex == null)
{
context.WriteErrorLine("This command requires a heap index. Build one with !bhi or load one with !lhi.");
return false;
}
return true;
}
public AnalysisTarget(int pid, CommandExecutionContext context, int clrVersionIndex = 0)
{
_context = context;
_clrVersionIndex = clrVersionIndex;
_processId = pid;
AttachToProcess();
SharedInit();
}
public void Execute(CommandExecutionContext context)
{
var threadPool = context.Runtime.GetThreadPool();
context.WriteLine("Total threads: {0}", threadPool.TotalThreads);
context.WriteLine("Running threads: {0}", threadPool.RunningThreads);
context.WriteLine("Idle threads: {0}", threadPool.IdleThreads);
context.WriteLine("Max threads: {0}", threadPool.MaxThreads);
context.WriteLine("Min threads: {0}", threadPool.MinThreads);
context.WriteLine("CPU utilization: {0}% (estimated)", threadPool.CpuUtilization);
}
public TriageInformation GetTriageInformation(CommandExecutionContext context)
{
using (_dbgEngTarget = context.CreateTemporaryDbgEngTarget())
{
FillModuleInformation();
FillMemoryUsageInformation(context);
FillFaultingThreadAndModuleInformation(context);
}
return _triageInformation;
}
public AnalysisTarget(string dumpFile, CommandExecutionContext context, int clrVersionIndex = 0)
{
_context = context;
_clrVersionIndex = clrVersionIndex;
_dumpFile = dumpFile;
OpenDumpFile();
SharedInit();
}
public void Execute(CommandExecutionContext context)
{
if (context.Runtime.Threads.Any(t => t.ManagedThreadId == ManagedThreadId))
{
context.CurrentManagedThreadId = ManagedThreadId;
}
else
{
context.WriteError("No thread has the managed thread id {0}", ManagedThreadId);
}
}
public void Execute(CommandExecutionContext context)
{
if (TemporaryOnly)
{
context.RemoveTemporaryAliases();
}
else
{
context.Aliases.Clear();
}
}
public void Execute(CommandExecutionContext context)
{
if (HelperIndex < 0 || HelperIndex >= context.Defines.Count)
{
context.WriteErrorLine(
"There is no helper method at index {0} defined. Use .listdefines to get the indexes.",
HelperIndex);
return;
}
context.Defines.RemoveAt(HelperIndex);
}
public void Execute(CommandExecutionContext context)
{
if (Enable)
{
context.HyperlinkOutput = true;
}
if (Disable)
{
context.HyperlinkOutput = false;
}
}
public void Execute(CommandExecutionContext context)
{
if (context.IsInDbgEngNativeMode)
{
context.ExitDbgEngNativeMode();
context.WriteLine("Exited DbgEng mode; you are now back in msos.");
}
else
{
context.ShouldQuit = true;
}
}
public void Execute(CommandExecutionContext context)
{
if (context.Defines.Count == 0)
{
context.WriteLine("You do not have any helper methods defined. Use .define to define some.");
return;
}
context.WriteLine("{0,-6} {1}", "#", "Body");
for (int i = 0; i < context.Defines.Count; ++i)
{
context.WriteLine("{0,-6} {1}", i, context.Defines[i]);
}
}
public void Execute(CommandExecutionContext context)
{
_context = context;
var thread = context.CurrentThread;
if (thread == null)
{
context.WriteErrorLine("There is no current managed thread");
return;
}
thread.WriteCurrentStackTraceToContext(context, DisplayArgumentsAndLocals);
}
public void Execute(CommandExecutionContext context)
{
if (context.IsInDbgEngNativeMode)
{
context.NativeDbgEngTarget.ExecuteDbgEngCommand(Command, context);
}
else
{
using (var target = context.CreateTemporaryDbgEngTarget())
{
target.ExecuteDbgEngCommand(Command, context);
}
}
}
public void Execute(CommandExecutionContext context)
{
string aliasCommand;
if (!context.Aliases.TryGetValue(AliasName, out aliasCommand))
{
context.WriteErrorLine("Unknown alias '{0}'", AliasName);
return;
}
int index = 1;
foreach (var paramValue in AliasParameters.Split(' '))
{
aliasCommand = aliasCommand.Replace("$" + index, paramValue);
}
context.WriteInfoLine("Alias '{0}' expanded to '{1}'", AliasName, aliasCommand);
context.ExecuteCommand(aliasCommand);
}
public void Execute(CommandExecutionContext context)
{
if (Disable)
{
context.Printer.RowsPerPage = 0;
return;
}
if (RowsPerPage == 0)
{
context.WriteErrorLine("Can't have 0 rows per page. Use --disable to disable paging altogether.");
return;
}
context.Printer.RowsPerPage = RowsPerPage;
}
public void Execute(CommandExecutionContext context)
{
context.WriteLine("{0,-20} {1,-20} {2}", "Address", "Object", "Type");
foreach (var localRoot in context.CurrentThread.EnumerateStackObjects())
{
var type = context.Heap.GetObjectType(localRoot.Object);
context.Write("{0,-20:x16} {1,-20:x16} {2} ", localRoot.Address, localRoot.Object,
type == null ? "" : type.Name);
if (type != null && !type.IsFree)
{
context.WriteLink("", String.Format("!do {0:x16}", localRoot.Object));
}
context.WriteLine();
}
}
public void Execute(CommandExecutionContext context)
{
if (OSThreadId == 0)
{
OSThreadId = context.CurrentThread.OSThreadId;
}
context.WriteLine("{0,-10} {1,-20} {2}", "Type", "IP", "Function");
using (var target = context.CreateTemporaryDbgEngTarget())
{
var stackTracer = new UnifiedStackTraces(target.DebuggerInterface, context);
stackTracer.PrintStackTrace(context, (from thr in stackTracer.Threads
where thr.OSThreadId == OSThreadId
select thr.Index).Single());
}
}
public void Execute(CommandExecutionContext context)
{
if (!String.IsNullOrEmpty(TypeRegex))
{
try
{
new Regex(TypeRegex);
}
catch (ArgumentException)
{
context.WriteError("The regular expression specified for --type is not valid; did you forget to escape regex characters?");
return;
}
}
_heap = context.Runtime.GetHeap();
if (!_heap.CanWalkHeap)
{
context.WriteError("The heap is not in a walkable state.");
return;
}
var typeInfos = new Dictionary <ulong, TypeInfo>(); // MT to TypeInfo
long totalObjectCount = 0;
if (!StatisticsOnly)
{
context.WriteLine("{0,-20} {1,-20} {2}", "MT", "Address", "Size");
}
foreach (var obj in _heap.EnumerateObjects())
{
ulong mt = 0;
context.Runtime.ReadPointer(obj, out mt);
if (!FilterObject(obj, mt))
{
continue;
}
var type = _heap.GetObjectType(obj);
if (type == null || String.IsNullOrEmpty(type.Name))
{
continue;
}
var size = type.GetSize(obj);
if (!StatisticsOnly)
{
context.WriteLine("{0,-20:x16} {1,-20:x16} {2,-10}", mt, obj, size);
}
if (typeInfos.ContainsKey(mt))
{
var current = typeInfos[mt];
current.Count += 1;
current.Size += size;
typeInfos[mt] = current;
}
else
{
var objType = _heap.GetObjectType(obj);
var objTypeName = objType != null ? objType.Name : "<no name>";
typeInfos.Add(mt, new TypeInfo {
Size = size, Count = 1, TypeName = objTypeName
});
}
++totalObjectCount;
}
context.WriteLine("Statistics:");
context.WriteLine("{0,-20} {1,-10} {2,-10} {3}", "MT", "Count", "TotalSize", "Class Name");
foreach (var kvp in (from e in typeInfos orderby e.Value.Size ascending select e))
{
context.WriteLine("{0,-20:x16} {1,-10} {2,-10} {3}",
kvp.Key, kvp.Value.Count, kvp.Value.Size, kvp.Value.TypeName);
}
context.WriteLine("Total {0} objects", totalObjectCount);
}
public void Execute(CommandExecutionContext context)
{
var heap = context.Runtime.GetHeap();
var readyForFinalization = context.Runtime.EnumerateFinalizerQueueObjectAddresses().ToList();
ulong totalCount = 0;
if (StatisticsOnly)
{
context.WriteLine("{0,-10} {1,-10} {2}", "Count", "Size", "Class Name");
var query = from obj in readyForFinalization
let type = heap.GetObjectType(obj)
where type != null && !String.IsNullOrEmpty(type.Name)
let size = (long)type.GetSize(obj)
group size by type.Name into g
let totalSize = g.Sum()
let count = g.Count()
orderby totalSize descending
select new { Count = count, Size = totalSize, ClassName = g.Key };
foreach (var row in query)
{
context.WriteLine("{0,-10} {1,-10} {2}", row.Count, row.Size, row.ClassName);
totalCount += (ulong)row.Count;
}
}
else
{
context.WriteLine("{0,-20} {1,-10} {2}", "Address", "Size", "Class Name");
foreach (var objPtr in readyForFinalization)
{
var type = heap.GetObjectType(objPtr);
if (type == null || String.IsNullOrEmpty(type.Name))
{
return;
}
context.WriteLink(
String.Format("{0,-20:x16} {1,-10} {2}", objPtr, type.GetSize(objPtr), type.Name),
String.Format("!do {0:x16}", objPtr)
);
context.WriteLine();
++totalCount;
}
}
context.WriteLine("# of objects ready for finalization: {0}", totalCount);
context.WriteLine("Memory reachable from these objects: {0}",
heap.SizeReachableFromObjectSet(readyForFinalization).ToMemoryUnits());
var finalizerThread = context.Runtime.Threads.SingleOrDefault(t => t.IsFinalizer);
if (finalizerThread != null && finalizerThread.BlockingObjects.Count > 0)
{
context.WriteLine();
context.WriteLine("The finalizer thread is blocked! Blocking objects:");
foreach (var blockingObject in finalizerThread.BlockingObjects)
{
context.Write("\t{0} ", blockingObject.Reason);
string objHex = String.Format("{0:x16}", blockingObject.Object);
context.WriteLink(objHex, "!do " + objHex);
context.WriteLine();
}
context.WriteLine("Blocked at:");
foreach (var frame in finalizerThread.StackTrace.Take(3))
{
context.WriteLine("\t" + frame.DisplayString);
}
context.WriteLink(
"\t... view full stack",
String.Format("~ {0}; !clrstack", finalizerThread.ManagedThreadId));
context.WriteLine();
}
}
public static void ExecuteDbgEngCommand(this DataTarget target, string command, CommandExecutionContext context)
{
IDebugControl6 control = (IDebugControl6)target.DebuggerInterface;
int hr = control.ExecuteWide(
DEBUG_OUTCTL.THIS_CLIENT, command, DEBUG_EXECUTE.DEFAULT);
if (HR.Failed(hr))
{
context.WriteError("Command execution failed with hr = {0:x8}", hr);
}
}
public void PrintStackTrace(CommandExecutionContext context, uint index)
{
var stackTrace = GetStackTrace(index);
PrintStackTrace(context, stackTrace);
}