mirror of
https://github.com/ivellioscolin/pykd.git
synced 2025-04-20 03:23:23 +08:00
0aa0c0522b
[bootstrapper] fixed : issue #13529 (isWindbgExt routine returns false) git-svn-id: https://pykd.svn.codeplex.com/svn@90381 9b283d60-5439-405e-af05-b73fd8c4d996
521 lines
13 KiB
C++
521 lines
13 KiB
C++
#include "stdafx.h"
|
||
|
||
#include <boost/python.hpp>
|
||
|
||
namespace python = boost::python;
|
||
|
||
#include "kdlib/windbg.h"
|
||
|
||
using namespace kdlib;
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
class PykdBootsTrapper: public windbg::WindbgExtension
|
||
{
|
||
public:
|
||
|
||
KDLIB_EXT_COMMAND_METHOD(py);
|
||
KDLIB_EXT_COMMAND_METHOD(install);
|
||
KDLIB_EXT_COMMAND_METHOD(upgrade);
|
||
|
||
virtual void setUp();
|
||
|
||
virtual void tearDown();
|
||
|
||
private:
|
||
|
||
void startConsole();
|
||
|
||
void printUsage();
|
||
|
||
void printException();
|
||
|
||
std::string getScriptFileName(const std::string &scriptName);
|
||
|
||
std::string findScript(const std::string &fullFileName);
|
||
|
||
PyThreadState *m_pyState;
|
||
|
||
bool m_pykdInitialized;
|
||
|
||
};
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
class AutoRestorePyState
|
||
{
|
||
public:
|
||
|
||
AutoRestorePyState()
|
||
{
|
||
m_state = PyEval_SaveThread();
|
||
}
|
||
|
||
explicit AutoRestorePyState(PyThreadState **state)
|
||
{
|
||
*state = PyEval_SaveThread();
|
||
m_state = *state;
|
||
}
|
||
|
||
~AutoRestorePyState()
|
||
{
|
||
PyEval_RestoreThread(m_state);
|
||
}
|
||
|
||
private:
|
||
|
||
PyThreadState* m_state;
|
||
};
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
class DbgOut : public windbg::WindbgOut
|
||
{
|
||
public:
|
||
|
||
virtual void write(const std::wstring& str) {
|
||
AutoRestorePyState pystate;
|
||
windbg::WindbgOut::write(str);
|
||
}
|
||
|
||
virtual void writedml(const std::wstring& str) {
|
||
AutoRestorePyState pystate;
|
||
windbg::WindbgOut::writedml(str);
|
||
}
|
||
|
||
void flush() {
|
||
}
|
||
|
||
std::wstring encoding() {
|
||
return L"ascii";
|
||
}
|
||
};
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
class DbgIn : public windbg::WindbgIn
|
||
{
|
||
public:
|
||
|
||
std::wstring readline() {
|
||
AutoRestorePyState pystate;
|
||
return kdlib::windbg::WindbgIn::readline();
|
||
}
|
||
|
||
std::wstring encoding() {
|
||
return L"ascii";
|
||
}
|
||
};
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
class InterruptWatch : public windbg::InterruptWatch
|
||
{
|
||
virtual bool onInterrupt()
|
||
{
|
||
HANDLE quitEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
|
||
PyGILState_STATE state = PyGILState_Ensure();
|
||
Py_AddPendingCall(&quit, (void*)quitEvent);
|
||
PyGILState_Release(state);
|
||
WaitForSingleObject(quitEvent, INFINITE);
|
||
CloseHandle(quitEvent);
|
||
return true;
|
||
}
|
||
|
||
static int quit(void *context)
|
||
{
|
||
HANDLE quitEvent = (HANDLE)context;
|
||
kdlib::eprintln(L"User Interrupt: CTRL+BREAK");
|
||
PyErr_SetString(PyExc_SystemExit, "CTRL+BREAK");
|
||
SetEvent(quitEvent);
|
||
return -1;
|
||
}
|
||
};
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
KDLIB_WINDBG_EXTENSION_INIT(PykdBootsTrapper);
|
||
|
||
KDLIB_EXT_COMMAND_METHOD_IMPL(PykdBootsTrapper, py)
|
||
{
|
||
ArgsList args = getArgs();
|
||
|
||
bool global = false;
|
||
bool local = false;
|
||
bool clean = false;
|
||
|
||
ArgsList::iterator foundArg;
|
||
|
||
if (!args.empty())
|
||
{
|
||
if (args[0] == "-h" || args[0] == "--help")
|
||
{
|
||
printUsage();
|
||
return;
|
||
}
|
||
else
|
||
if (args[0] == "-g" || args[0] == "--global")
|
||
{
|
||
global = true;
|
||
args.erase(args.begin());
|
||
}
|
||
else
|
||
if (args[0] == "-l" || args[0] == "--local")
|
||
{
|
||
local = true;
|
||
args.erase(args.begin());
|
||
}
|
||
}
|
||
|
||
PyThreadState *localState = NULL;
|
||
PyThreadState *globalState = NULL;
|
||
|
||
PyEval_RestoreThread(m_pyState);
|
||
|
||
std::string scriptFileName;
|
||
if (args.size() > 0)
|
||
{
|
||
scriptFileName = getScriptFileName(args[0]);
|
||
|
||
if (scriptFileName.empty())
|
||
{
|
||
kdlib::eprintln(L"script file not found");
|
||
return;
|
||
}
|
||
|
||
global = !(global || local) ? false : global; //set local by default
|
||
}
|
||
else
|
||
{
|
||
global = !(global || local) ? true : global; //set global by default
|
||
}
|
||
|
||
if (!global)
|
||
{
|
||
globalState = PyThreadState_Swap(NULL);
|
||
|
||
Py_NewInterpreter();
|
||
|
||
localState = PyThreadState_Get();
|
||
|
||
python::object sys = python::import("sys");
|
||
|
||
sys.attr("stdout") = python::object(::DbgOut());
|
||
sys.attr("stderr") = python::object(::DbgOut());
|
||
sys.attr("stdin") = python::object(::DbgIn());
|
||
}
|
||
|
||
if (args.size() == 0)
|
||
{
|
||
startConsole();
|
||
}
|
||
else
|
||
{
|
||
std::string scriptFileName = getScriptFileName(args[0]);
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
char **pythonArgs = new char*[args.size()];
|
||
|
||
pythonArgs[0] = const_cast<char*>(scriptFileName.c_str());
|
||
|
||
for (size_t i = 1; i < args.size(); ++i)
|
||
pythonArgs[i] = const_cast<char*>(args[i].c_str());
|
||
|
||
PySys_SetArgv((int)args.size(), pythonArgs);
|
||
|
||
delete[] pythonArgs;
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ( <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> exec_file )
|
||
python::object main = python::import("__main__");
|
||
|
||
python::object global(main.attr("__dict__"));
|
||
|
||
try {
|
||
InterruptWatch interruptWatch;
|
||
|
||
if (!m_pykdInitialized)
|
||
{
|
||
python::exec("__import__('pykd').initialize()", global);
|
||
m_pykdInitialized = true;
|
||
}
|
||
|
||
python::exec_file(scriptFileName.c_str(), global);
|
||
}
|
||
catch (python::error_already_set const &)
|
||
{
|
||
printException();
|
||
}
|
||
}
|
||
|
||
if (!global)
|
||
{
|
||
PyInterpreterState *interpreter = localState->interp;
|
||
|
||
while (interpreter->tstate_head != NULL)
|
||
{
|
||
PyThreadState *threadState = (PyThreadState*)(interpreter->tstate_head);
|
||
|
||
PyThreadState_Clear(threadState);
|
||
|
||
PyThreadState_Swap(NULL);
|
||
|
||
PyThreadState_Delete(threadState);
|
||
}
|
||
|
||
PyInterpreterState_Clear(interpreter);
|
||
|
||
PyInterpreterState_Delete(interpreter);
|
||
|
||
PyThreadState_Swap(globalState);
|
||
}
|
||
|
||
m_pyState = PyEval_SaveThread();
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
KDLIB_EXT_COMMAND_METHOD_IMPL(PykdBootsTrapper, install)
|
||
{
|
||
PyEval_RestoreThread(m_pyState);
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ( <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> exec_file )
|
||
python::object main = python::import("__main__");
|
||
|
||
python::object global(main.attr("__dict__"));
|
||
|
||
try {
|
||
InterruptWatch interruptWatch;
|
||
|
||
python::exec("import pip\n", global);
|
||
python::exec("pip.logger.consumers = []\n", global);
|
||
python::exec("pip.main(['install', 'pykd'])\n", global);
|
||
|
||
}
|
||
catch (python::error_already_set const &)
|
||
{
|
||
printException();
|
||
}
|
||
|
||
m_pyState = PyEval_SaveThread();
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
KDLIB_EXT_COMMAND_METHOD_IMPL(PykdBootsTrapper, upgrade)
|
||
{
|
||
PyEval_RestoreThread(m_pyState);
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ( <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> exec_file )
|
||
python::object main = python::import("__main__");
|
||
|
||
python::object global(main.attr("__dict__"));
|
||
|
||
try {
|
||
InterruptWatch interruptWatch;
|
||
|
||
python::exec("import pip\n", global);
|
||
python::exec("pip.logger.consumers = []\n", global);
|
||
python::exec("pip.main(['install', '--upgrade', 'pykd'])\n", global);
|
||
}
|
||
catch (python::error_already_set const &)
|
||
{
|
||
printException();
|
||
}
|
||
|
||
m_pyState = PyEval_SaveThread();
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
void PykdBootsTrapper::setUp()
|
||
{
|
||
WindbgExtension::setUp();
|
||
|
||
PyEval_InitThreads();
|
||
|
||
Py_Initialize();
|
||
|
||
python::object main = boost::python::import("__main__");
|
||
|
||
python::object main_namespace = main.attr("__dict__");
|
||
|
||
|
||
// Python debug output console helper classes
|
||
python::class_<::DbgOut>("dout", "dout", python::no_init)
|
||
.def("write", &::DbgOut::write)
|
||
.def("writedml", &::DbgOut::writedml)
|
||
.def("flush", &::DbgOut::flush)
|
||
.add_property("encoding", &::DbgOut::encoding);
|
||
|
||
python::class_<::DbgIn>("din", "din", python::no_init)
|
||
.def("readline", &::DbgIn::readline)
|
||
.add_property("encoding", &::DbgIn::encoding);
|
||
|
||
python::object sys = python::import("sys");
|
||
|
||
sys.attr("stdout") = python::object(::DbgOut());
|
||
sys.attr("stderr") = python::object(::DbgOut());
|
||
sys.attr("stdin") = python::object(::DbgIn());
|
||
|
||
m_pyState = PyEval_SaveThread();
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
void PykdBootsTrapper::tearDown()
|
||
{
|
||
PyEval_RestoreThread(m_pyState);
|
||
|
||
Py_Finalize();
|
||
|
||
WindbgExtension::tearDown();
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
void PykdBootsTrapper::startConsole()
|
||
{
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ( <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> exec_file )
|
||
python::object main = python::import("__main__");
|
||
|
||
python::object global(main.attr("__dict__"));
|
||
|
||
try {
|
||
InterruptWatch interruptWatch;
|
||
|
||
python::exec("import pykd", global);
|
||
python::exec("from pykd import *", global);
|
||
if (!m_pykdInitialized)
|
||
{
|
||
python::exec("pykd.initialize()", global);
|
||
m_pykdInitialized = true;
|
||
}
|
||
python::exec("__import__('code').InteractiveConsole(__import__('__main__').__dict__).interact()\n", global);
|
||
}
|
||
catch (python::error_already_set const &)
|
||
{
|
||
printException();
|
||
}
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
void PykdBootsTrapper::printUsage()
|
||
{
|
||
kdlib::dprintln(L"usage:");
|
||
kdlib::dprintln(L"!py [options] [file]");
|
||
kdlib::dprintln(L"\tOptions:");
|
||
kdlib::dprintln(L"\t-g --global : run code in the common namespace");
|
||
kdlib::dprintln(L"\t-l --local : run code in the isolate namespace");
|
||
kdlib::dprintln(L"!install");
|
||
kdlib::dprintln(L"!upgrade");
|
||
}
|
||
|
||
//////////////////////////////////////////////////////////////////////////////
|
||
|
||
std::string PykdBootsTrapper::getScriptFileName(const std::string &scriptName)
|
||
{
|
||
std::string scriptFileName = findScript(scriptName);
|
||
|
||
if (scriptFileName.empty())
|
||
{
|
||
std::string scriptNameLow;
|
||
scriptNameLow.resize(scriptName.size());
|
||
std::transform(
|
||
scriptName.begin(),
|
||
scriptName.end(),
|
||
scriptNameLow.begin(),
|
||
::tolower);
|
||
if (scriptNameLow.rfind(".py") != (scriptNameLow.length() - 3))
|
||
scriptFileName = findScript(scriptName + ".py");
|
||
}
|
||
|
||
return scriptFileName;
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
std::string PykdBootsTrapper::findScript(const std::string &fullFileName)
|
||
{
|
||
if (GetFileAttributesA(fullFileName.c_str()) != INVALID_FILE_ATTRIBUTES)
|
||
return fullFileName;
|
||
|
||
python::object sys = python::import("sys");
|
||
|
||
python::list pathList(sys.attr("path"));
|
||
|
||
python::ssize_t n = python::len(pathList);
|
||
|
||
for (python::ssize_t i = 0; i < n; i++)
|
||
{
|
||
std::string path = boost::python::extract<std::string>(pathList[i]);
|
||
|
||
DWORD bufSize = SearchPathA(
|
||
path.c_str(),
|
||
fullFileName.c_str(),
|
||
NULL,
|
||
0,
|
||
NULL,
|
||
NULL);
|
||
|
||
if (bufSize > 0)
|
||
{
|
||
bufSize += 1;
|
||
std::vector<char> fullFileNameCStr(bufSize);
|
||
char *partFileNameCStr = NULL;
|
||
|
||
bufSize = SearchPathA(
|
||
path.c_str(),
|
||
fullFileName.c_str(),
|
||
NULL,
|
||
bufSize,
|
||
&fullFileNameCStr[0],
|
||
&partFileNameCStr);
|
||
|
||
if (bufSize > 0)
|
||
{
|
||
return std::string(&fullFileNameCStr[0]);
|
||
}
|
||
}
|
||
}
|
||
|
||
return "";
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|
||
|
||
void PykdBootsTrapper::printException()
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
PyObject *errtype = NULL, *errvalue = NULL, *traceback = NULL;
|
||
|
||
PyErr_Fetch(&errtype, &errvalue, &traceback);
|
||
|
||
PyErr_NormalizeException(&errtype, &errvalue, &traceback);
|
||
|
||
if (errtype == PyExc_SystemExit)
|
||
return;
|
||
|
||
python::object tracebackModule = python::import("traceback");
|
||
|
||
std::wstringstream sstr;
|
||
|
||
python::object lst =
|
||
python::object(tracebackModule.attr("format_exception"))(
|
||
python::handle<>(errtype),
|
||
python::handle<>(python::allow_null(errvalue)),
|
||
python::handle<>(python::allow_null(traceback)));
|
||
|
||
sstr << std::endl << std::endl;
|
||
|
||
for (long i = 0; i < python::len(lst); ++i)
|
||
sstr << std::wstring(python::extract<std::wstring>(lst[i])) << std::endl;
|
||
|
||
kdlib::eprintln(sstr.str());
|
||
}
|
||
|
||
///////////////////////////////////////////////////////////////////////////////
|
||
|