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feat: add minidump writer

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goat 2022-07-24 18:49:46 +02:00
parent a585c3f1af
commit 805a887f2e
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GPG key ID: 49E2AA8C6A76498B
14 changed files with 477 additions and 12 deletions
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78
Dalamud.Boot/veh.cpp
View file

@ -9,6 +9,8 @@
#include "logging.h"
#include "utils.h"
#include "crashhandler_shared.h"
#pragma comment(lib, "comctl32.lib")
#if defined _M_IX86
@ -24,6 +26,9 @@
PVOID g_veh_handle = nullptr;
bool g_veh_do_full_dump = false;
exception_info* g_crashhandler_shared_info;
HANDLE g_crashhandler_event;
bool is_whitelist_exception(const DWORD code)
{
switch (code)
@ -292,14 +297,19 @@ LONG exception_handler(EXCEPTION_POINTERS* ex)
ex_info.ClientPointers = false;
ex_info.ExceptionPointers = ex;
ex_info.ThreadId = GetCurrentThreadId();
auto miniDumpType = MiniDumpWithDataSegs;
if (g_veh_do_full_dump)
miniDumpType = MiniDumpWithFullMemory;
HANDLE file = CreateFileW(dmp_path.c_str(), GENERIC_WRITE, FILE_SHARE_WRITE, nullptr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
//MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), file, miniDumpType, &ex_info, nullptr, nullptr);
CloseHandle(file);
if (g_crashhandler_shared_info && g_crashhandler_event)
{
memset(g_crashhandler_shared_info, 0, sizeof(exception_info));
wcsncpy_s(g_crashhandler_shared_info->DumpPath, dmp_path.c_str(), 1000);
g_crashhandler_shared_info->ThreadId = GetThreadId(GetCurrentThread());
g_crashhandler_shared_info->ProcessId = GetCurrentProcessId();
g_crashhandler_shared_info->ExceptionPointers = ex;
g_crashhandler_shared_info->DoFullDump = g_veh_do_full_dump;
SetEvent(g_crashhandler_event);
}
std::wstring message;
void* fn;
@ -384,7 +394,7 @@ LONG exception_handler(EXCEPTION_POINTERS* ex)
return EXCEPTION_CONTINUE_SEARCH;
}
bool veh::add_handler(bool doFullDump)
bool veh::add_handler(bool doFullDump, std::string workingDirectory)
{
if (g_veh_handle)
return false;
@ -393,6 +403,58 @@ bool veh::add_handler(bool doFullDump)
g_veh_do_full_dump = doFullDump;
auto file_mapping = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, sizeof(exception_info), SHARED_INFO_FILE_NAME);
if (!file_mapping) {
std::cout << "Could not map info share file.\n";
g_crashhandler_shared_info = nullptr;
}
else
{
g_crashhandler_shared_info = (exception_info*)MapViewOfFile(file_mapping, FILE_MAP_ALL_ACCESS, 0, 0, sizeof(exception_info));
if (!g_crashhandler_shared_info) {
std::cout << "Could not map view of info share file.\n";
}
}
g_crashhandler_event = CreateEvent(
NULL, // default security attributes
TRUE, // manual-reset event
FALSE, // initial state is nonsignaled
CRASHDUMP_EVENT_NAME // object name
);
if (!g_crashhandler_event)
{
std::cout << "Couldn't acquire event handle\n";
}
auto handler_path = std::filesystem::path(workingDirectory) / "DalamudCrashHandler.exe";
// additional information
STARTUPINFO si;
PROCESS_INFORMATION pi;
// set the size of the structures
ZeroMemory( &si, sizeof(si) );
si.cb = sizeof(si);
ZeroMemory( &pi, sizeof(pi) );
CreateProcess( handler_path.c_str(), // the path
NULL, // Command line
NULL, // Process handle not inheritable
NULL, // Thread handle not inheritable
FALSE, // Set handle inheritance to FALSE
0, // No creation flags
NULL, // Use parent's environment block
NULL, // Use parent's starting directory
&si, // Pointer to STARTUPINFO structure
&pi // Pointer to PROCESS_INFORMATION structure (removed extra parentheses)
);
// Close process and thread handles.
CloseHandle( pi.hProcess );
CloseHandle( pi.hThread );
return g_veh_handle != nullptr;
}