From bff5a22f48b933fe9eba3a15497882ddf2a03990 Mon Sep 17 00:00:00 2001 From: isanae <14251494+isanae@users.noreply.github.com> Date: Thu, 24 Oct 2019 07:11:08 -0400 Subject: spawning an executable now only waits for that particular process added waitForAllUSVFSProcesses() to OrganizerCore, used when closing MO --- src/envmodule.cpp | 73 ++++++++++++++++++++++--- src/envmodule.h | 3 ++ src/mainwindow.cpp | 14 ++--- src/organizercore.cpp | 145 ++++++++++++++++++++++++++------------------------ src/organizercore.h | 11 +++- src/spawn.cpp | 63 ++++++++++++++++++++++ src/spawn.h | 14 +++++ 7 files changed, 233 insertions(+), 90 deletions(-) (limited to 'src') diff --git a/src/envmodule.cpp b/src/envmodule.cpp index 3f1f8912..abbe02e5 100644 --- a/src/envmodule.cpp +++ b/src/envmodule.cpp @@ -408,7 +408,8 @@ std::vector getLoadedModules() } -std::vector getRunningProcesses() +template +void forEachRunningProcess(F&& f) { HandlePtr snapshot(CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0)); @@ -416,7 +417,7 @@ std::vector getRunningProcesses() { const auto e = GetLastError(); log::error("CreateToolhelp32Snapshot() failed, {}", formatSystemMessage(e)); - return {}; + return; } PROCESSENTRY32 entry = {}; @@ -427,16 +428,14 @@ std::vector getRunningProcesses() if (!Process32First(snapshot.get(), &entry)) { const auto e = GetLastError(); log::error("Process32First() failed, {}", formatSystemMessage(e)); - return {}; + return; } - std::vector v; - for (;;) { - v.push_back(Process( - entry.th32ProcessID, - QString::fromStdWString(entry.szExeFile))); + if (!f(entry)) { + break; + } // next process if (!Process32Next(snapshot.get(), &entry)) @@ -450,8 +449,66 @@ std::vector getRunningProcesses() break; } } +} + +std::vector getRunningProcesses() +{ + std::vector v; + + forEachRunningProcess([&](auto&& entry) { + v.push_back(Process( + entry.th32ProcessID, + QString::fromStdWString(entry.szExeFile))); + + return true; + }); return v; } +QString getProcessName(HANDLE process) +{ + const QString badName = "unknown"; + + if (process == 0 || process == INVALID_HANDLE_VALUE) { + return badName; + } + + const DWORD bufferSize = MAX_PATH; + wchar_t buffer[bufferSize + 1] = {}; + + const auto realSize = ::GetProcessImageFileNameW(process, buffer, bufferSize); + + if (realSize == 0) { + const auto e = ::GetLastError(); + log::error("GetProcessImageFileNameW() failed, {}", formatSystemMessage(e)); + return badName; + } + + auto s = QString::fromWCharArray(buffer, realSize); + + const auto lastSlash = s.lastIndexOf("\\"); + if (lastSlash != -1) { + s = s.mid(lastSlash + 1); + } + + return s; +} + +DWORD getProcessParentID(DWORD pid) +{ + DWORD ppid = 0; + + forEachRunningProcess([&](auto&& entry) { + if (entry.th32ProcessID == pid) { + ppid = entry.th32ParentProcessID; + return false; + } + + return true; + }); + + return ppid; +} + } // namespace diff --git a/src/envmodule.h b/src/envmodule.h index deb7520f..212f6f7b 100644 --- a/src/envmodule.h +++ b/src/envmodule.h @@ -120,6 +120,9 @@ private: std::vector getRunningProcesses(); std::vector getLoadedModules(); +QString getProcessName(HANDLE process); +DWORD getProcessParentID(DWORD pid); + } // namespace env #endif // ENV_MODULE_H diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp index 0181a335..bbb63333 100644 --- a/src/mainwindow.cpp +++ b/src/mainwindow.cpp @@ -1311,16 +1311,10 @@ bool MainWindow::canExit() } } - std::vector hiddenList; - hiddenList.push_back(QFileInfo(QCoreApplication::applicationFilePath()).fileName()); - HANDLE injected_process_still_running = m_OrganizerCore.findAndOpenAUSVFSProcess(hiddenList, GetCurrentProcessId()); - if (injected_process_still_running != INVALID_HANDLE_VALUE) - { - m_exitAfterWait = true; - m_OrganizerCore.waitForApplication(injected_process_still_running); - if (!m_exitAfterWait) { // if operation cancelled - return false; - } + m_exitAfterWait = true; + m_OrganizerCore.waitForAllUSVFSProcessesWithLock(); + if (!m_exitAfterWait) { // if operation cancelled + return false; } setCursor(Qt::WaitCursor); diff --git a/src/organizercore.cpp b/src/organizercore.cpp index d3f4a83c..2a228fda 100644 --- a/src/organizercore.cpp +++ b/src/organizercore.cpp @@ -34,6 +34,7 @@ #include "instancemanager.h" #include #include "previewdialog.h" +#include "envmodule.h" #include #include @@ -74,47 +75,6 @@ using namespace MOBase; //static CrashDumpsType OrganizerCore::m_globalCrashDumpsType = CrashDumpsType::None; -static std::wstring getProcessName(HANDLE process) -{ - wchar_t buffer[MAX_PATH]; - const wchar_t *fileName = L"unknown"; - - if (process == nullptr) return fileName; - - if (::GetProcessImageFileNameW(process, buffer, MAX_PATH) != 0) { - fileName = wcsrchr(buffer, L'\\'); - if (fileName == nullptr) { - fileName = buffer; - } - else { - fileName += 1; - } - } - - return fileName; -} - -// Get parent PID for the given process, return 0 on failure -static DWORD getProcessParentID(DWORD pid) -{ - HANDLE th = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); - PROCESSENTRY32 pe = { 0 }; - pe.dwSize = sizeof(PROCESSENTRY32); - - DWORD res = 0; - if (Process32First(th, &pe)) - do { - if (pe.th32ProcessID == pid) { - res = pe.th32ParentProcessID; - break; - } - } while (Process32Next(th, &pe)); - - CloseHandle(th); - - return res; -} - template QStringList toStringList(InputIterator current, InputIterator end) { @@ -1348,35 +1308,46 @@ HANDLE OrganizerCore::spawnAndWait( return handle; } -bool OrganizerCore::waitForProcessCompletionWithLock( - HANDLE handle, LPDWORD exitCode) +void OrganizerCore::withLock(std::function f) { - if (Settings::instance().interface().lockGUI()) { - std::unique_ptr dlg; - ILockedWaitingForProcess* uilock = nullptr; + std::unique_ptr dlg; + ILockedWaitingForProcess* uilock = nullptr; + + if (m_MainWindow != nullptr) { + uilock = m_MainWindow->lock(); + } + else { + // i.e. when running command line shortcuts there is no user interface + dlg.reset(new LockedDialog); + dlg->show(); + dlg->setEnabled(true); + uilock = dlg.get(); + } + ON_BLOCK_EXIT([&]() { if (m_MainWindow != nullptr) { - uilock = m_MainWindow->lock(); - } - else { - // i.e. when running command line shortcuts there is no user interface - dlg.reset(new LockedDialog); - dlg->show(); - dlg->setEnabled(true); - uilock = dlg.get(); - } + m_MainWindow->unlock(); + } }); - ON_BLOCK_EXIT([&]() { - if (m_MainWindow != nullptr) { - m_MainWindow->unlock(); - } }); + f(uilock); +} + +bool OrganizerCore::waitForProcessCompletionWithLock( + HANDLE handle, LPDWORD exitCode) +{ + if (!Settings::instance().interface().lockGUI()) { + return true; + } + + bool r = false; + withLock([&](auto* uilock) { DWORD ignoreExitCode; - waitForProcessCompletion(handle, exitCode ? exitCode : &ignoreExitCode, uilock); + r = waitForProcessCompletion(handle, exitCode ? exitCode : &ignoreExitCode, uilock); cycleDiagnostics(); - } + }); - return handle; + return r; } bool OrganizerCore::waitForApplication(HANDLE handle, LPDWORD exitCode) @@ -1393,30 +1364,64 @@ bool OrganizerCore::waitForApplication(HANDLE handle, LPDWORD exitCode) if (m_MainWindow != nullptr) { m_MainWindow->unlock(); } }); + return waitForProcessCompletion(handle, exitCode, uilock); } -bool OrganizerCore::waitForProcessCompletion(HANDLE handle, LPDWORD exitCode, ILockedWaitingForProcess* uilock) +bool OrganizerCore::waitForProcessCompletion( + HANDLE handle, LPDWORD exitCode, ILockedWaitingForProcess* uilock) +{ + const auto r = spawn::waitForProcess(handle, exitCode, uilock); + + switch (r) + { + case spawn::WaitResults::Completed: // fall-through + case spawn::WaitResults::Unlocked: + return true; + + case spawn::WaitResults::Error: // fall-through + default: + return false; + } +} + +bool OrganizerCore::waitForAllUSVFSProcessesWithLock() { + bool r = false; + + withLock([&](auto* uilock) { + r = waitForAllUSVFSProcesses(uilock); + }); + + return r; +} + +bool OrganizerCore::waitForAllUSVFSProcesses(ILockedWaitingForProcess* uilock) +{ + // Certain process names we wish to "hide" for aesthetic reason: + std::vector hiddenList; + hiddenList.push_back(QFileInfo(QCoreApplication::applicationFilePath()).fileName()); + bool originalHandle = true; bool newHandle = true; bool uiunlocked = false; + HANDLE handle = findAndOpenAUSVFSProcess(hiddenList, GetCurrentProcessId()); + DWORD* exitCode = nullptr; DWORD currentPID = 0; QString processName; + auto waitForChildUntil = GetTickCount64(); if (handle != INVALID_HANDLE_VALUE) { currentPID = GetProcessId(handle); - processName = QString::fromStdWString(getProcessName(handle)); + processName = env::getProcessName(handle); } - // Certain process names we wish to "hide" for aesthetic reason: bool waitingOnHidden = false; - std::vector hiddenList; - hiddenList.push_back(QFileInfo(QCoreApplication::applicationFilePath()).fileName()); for (QString hide : hiddenList) if (processName.contains(hide, Qt::CaseInsensitive)) waitingOnHidden = true; + // The main reason for adding the hidden list is to hide the MO proxy we use to spawn virtualized processes. // On the one hand we want to display the real executable without it feeling laggy, on the other we don't want // to requery processes all the time if for some reason we are waiting on hidden processes and find no "unhidden" @@ -1489,7 +1494,7 @@ bool OrganizerCore::waitForProcessCompletion(HANDLE handle, LPDWORD exitCode, IL newHandle = handle != INVALID_HANDLE_VALUE; if (newHandle) { currentPID = GetProcessId(handle); - processName = QString::fromStdWString(getProcessName(handle)); + processName = env::getProcessName(handle); for (QString hide : hiddenList) if (processName.contains(hide, Qt::CaseInsensitive)) waitingOnHidden = true; @@ -1541,13 +1546,13 @@ HANDLE OrganizerCore::findAndOpenAUSVFSProcess(const std::vector& hidde continue; } - QString pname = QString::fromStdWString(getProcessName(handle)); + QString pname = env::getProcessName(handle); bool phidden = false; for (auto hide : hiddenList) if (pname.contains(hide, Qt::CaseInsensitive)) phidden = true; - bool pprefered = preferedParentPid && getProcessParentID(pids[i]) == preferedParentPid; + bool pprefered = preferedParentPid && env::getProcessParentID(pids[i]) == preferedParentPid; if (best_match == INVALID_HANDLE_VALUE || best_match_hidden || (!phidden && pprefered)) { if (best_match != INVALID_HANDLE_VALUE) diff --git a/src/organizercore.h b/src/organizercore.h index 3d3c7325..ffdb6830 100644 --- a/src/organizercore.h +++ b/src/organizercore.h @@ -167,6 +167,8 @@ public: const QString &profile, const QString &forcedCustomOverwrite = "", bool ignoreCustomOverwrite = false); + bool waitForApplication(HANDLE processHandle, LPDWORD exitCode = nullptr); + bool waitForAllUSVFSProcessesWithLock(); void loginSuccessfulUpdate(bool necessary); void loginFailedUpdate(const QString &message); @@ -221,8 +223,6 @@ public: DownloadManager *downloadManager(); PluginList *pluginList(); ModList *modList(); - bool waitForApplication(HANDLE processHandle, LPDWORD exitCode = nullptr); - HANDLE findAndOpenAUSVFSProcess(const std::vector& hiddenList, DWORD preferedParentPid); bool onModInstalled(const std::function &func); bool onAboutToRun(const std::function &func); bool onFinishedRun(const std::function &func); @@ -311,6 +311,13 @@ private: bool waitForProcessCompletion( HANDLE handle, LPDWORD exitCode, ILockedWaitingForProcess* uilock); + bool waitForAllUSVFSProcesses(ILockedWaitingForProcess* uilock); + + void withLock(std::function f); + + HANDLE findAndOpenAUSVFSProcess( + const std::vector& hiddenList, DWORD preferedParentPid); + private slots: void directory_refreshed(); diff --git a/src/spawn.cpp b/src/spawn.cpp index fe1e9e3e..f0b3b2c7 100644 --- a/src/spawn.cpp +++ b/src/spawn.cpp @@ -28,6 +28,7 @@ along with Mod Organizer. If not, see . #include "settings.h" #include "settingsdialogworkarounds.h" #include +#include #include #include #include @@ -1093,6 +1094,68 @@ FileExecutionContext getFileExecutionContext( return {{}, {}, FileExecutionTypes::Other}; } +WaitResults waitForProcess(HANDLE handle, DWORD* exitCode, ILockedWaitingForProcess* uilock) +{ + if (handle == INVALID_HANDLE_VALUE) { + return WaitResults::Error; + } + + const DWORD pid = ::GetProcessId(handle); + const QString processName = QString("%1 (%2)") + .arg(env::getProcessName(handle)) + .arg(pid); + + if (uilock) + uilock->setProcessName(processName); + + constexpr DWORD INPUT_EVENT = WAIT_OBJECT_0 + 1; + DWORD res = WAIT_TIMEOUT; + + log::debug( + "waiting for process completion '{}' ({})", + processName, pid); + + for (;;) { + // Wait for a an event on the handle, a key press, mouse click or timeout + const auto res = MsgWaitForMultipleObjects( + 1, &handle, FALSE, 50, QS_KEY | QS_MOUSEBUTTON); + + if (res == WAIT_FAILED) { + // error + const auto e = ::GetLastError(); + + log::error( + "failed waiting for process completion '{}' ({}), {}", + processName, pid, formatSystemMessage(e)); + + return WaitResults::Error; + } else if (res == WAIT_OBJECT_0) { + // completed + log::debug("process '{}' ({}) completed", processName, pid); + + if (exitCode) { + if (!::GetExitCodeProcess(handle, exitCode)) { + const auto e = ::GetLastError(); + log::warn( + "failed to get exit code of process '{}' ({}): {}", + processName, pid, formatSystemMessage(e)); + } + } + + return WaitResults::Completed; + } + + // keep processing events so the app doesn't appear dead + QCoreApplication::sendPostedEvents(); + QCoreApplication::processEvents(); + + if (uilock && uilock->unlockForced()) { + log::debug("waiting for process '{}' ({}) aborted by UI", processName, pid); + return WaitResults::Unlocked; + } + } +} + } // namespace diff --git a/src/spawn.h b/src/spawn.h index 866e1795..441cad2c 100644 --- a/src/spawn.h +++ b/src/spawn.h @@ -27,6 +27,8 @@ along with Mod Organizer. If not, see . #include class Settings; +class ILockedWaitingForProcess; + namespace MOBase { class IPluginGame; } namespace spawn @@ -84,6 +86,7 @@ public: ~SpawnedProcess(); HANDLE releaseHandle(); + void wait(); private: HANDLE m_handle; @@ -122,6 +125,17 @@ QString findJavaInstallation(const QString& jarFile); FileExecutionContext getFileExecutionContext( QWidget* parent, const QFileInfo& target); + +enum class WaitResults +{ + Completed = 1, + Error, + Unlocked +}; + +WaitResults waitForProcess( + HANDLE handle, DWORD* exitCode, ILockedWaitingForProcess* uilock); + } // namespace -- cgit v1.3.1