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DevTools: Move to Userland/DevTools/

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This commit is contained in:
Andreas Kling 2021-01-12 12:18:55 +01:00
parent 13d7c09125
commit 4055b03291
125 changed files with 2 additions and 2 deletions
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Userland/DevTools/Profiler/main.cpp Normal file
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/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Profile.h"
#include "ProfileTimelineWidget.h"
#include <LibCore/ArgsParser.h>
#include <LibCore/ElapsedTimer.h>
#include <LibCore/EventLoop.h>
#include <LibCore/ProcessStatisticsReader.h>
#include <LibCore/Timer.h>
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/Desktop.h>
#include <LibGUI/Label.h>
#include <LibGUI/Menu.h>
#include <LibGUI/MenuBar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Model.h>
#include <LibGUI/ProcessChooser.h>
#include <LibGUI/Splitter.h>
#include <LibGUI/TableView.h>
#include <LibGUI/TreeView.h>
#include <LibGUI/Window.h>
#include <serenity.h>
#include <stdio.h>
#include <string.h>
static bool generate_profile(pid_t& pid);
int main(int argc, char** argv)
{
Core::ArgsParser args_parser;
int pid = 0;
args_parser.add_option(pid, "PID to profile", "pid", 'p', "PID");
args_parser.parse(argc, argv, false);
auto app = GUI::Application::construct(argc, argv);
auto app_icon = GUI::Icon::default_icon("app-profiler");
String path;
if (argc != 2) {
if (!generate_profile(pid))
return 0;
path = String::formatted("/proc/{}/perf_events", pid);
} else {
path = argv[1];
}
auto profile_or_error = Profile::load_from_perfcore_file(path);
if (profile_or_error.is_error()) {
GUI::MessageBox::show(nullptr, profile_or_error.error(), "Profiler", GUI::MessageBox::Type::Error);
return 0;
}
auto& profile = profile_or_error.value();
auto window = GUI::Window::construct();
window->set_title("Profiler");
window->set_icon(app_icon.bitmap_for_size(16));
window->resize(800, 600);
auto& main_widget = window->set_main_widget<GUI::Widget>();
main_widget.set_fill_with_background_color(true);
main_widget.set_layout<GUI::VerticalBoxLayout>();
main_widget.add<ProfileTimelineWidget>(*profile);
auto& bottom_splitter = main_widget.add<GUI::VerticalSplitter>();
auto& tree_view = bottom_splitter.add<GUI::TreeView>();
tree_view.set_should_fill_selected_rows(true);
tree_view.set_column_headers_visible(true);
tree_view.set_model(profile->model());
auto& disassembly_view = bottom_splitter.add<GUI::TableView>();
tree_view.on_selection = [&](auto& index) {
profile->set_disassembly_index(index);
disassembly_view.set_model(profile->disassembly_model());
};
auto menubar = GUI::MenuBar::construct();
auto& app_menu = menubar->add_menu("Profiler");
app_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); }));
auto& view_menu = menubar->add_menu("View");
auto update_window_title = [&](auto title, bool is_checked) {
StringBuilder name;
name.append("Profiler");
if (is_checked) {
name.append(" - ");
name.append(title);
}
window->set_title(name.to_string());
};
auto invert_action = GUI::Action::create_checkable("Invert tree", { Mod_Ctrl, Key_I }, [&](auto& action) {
profile->set_inverted(action.is_checked());
update_window_title("Invert tree", action.is_checked());
});
invert_action->set_checked(false);
view_menu.add_action(invert_action);
auto top_functions_action = GUI::Action::create_checkable("Top functions", { Mod_Ctrl, Key_T }, [&](auto& action) {
profile->set_show_top_functions(action.is_checked());
update_window_title("Top functions", action.is_checked());
});
top_functions_action->set_checked(false);
view_menu.add_action(top_functions_action);
auto percent_action = GUI::Action::create_checkable("Show percentages", { Mod_Ctrl, Key_P }, [&](auto& action) {
profile->set_show_percentages(action.is_checked());
tree_view.update();
disassembly_view.update();
update_window_title("Show percentages", action.is_checked());
});
percent_action->set_checked(false);
view_menu.add_action(percent_action);
auto& help_menu = menubar->add_menu("Help");
help_menu.add_action(GUI::CommonActions::make_about_action("Profiler", app_icon, window));
app->set_menubar(move(menubar));
window->show();
return app->exec();
}
static bool prompt_to_stop_profiling(pid_t pid, const String& process_name)
{
auto window = GUI::Window::construct();
window->set_title(String::formatted("Profiling {}({})", process_name, pid));
window->resize(240, 100);
window->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
window->center_on_screen();
auto& widget = window->set_main_widget<GUI::Widget>();
widget.set_fill_with_background_color(true);
auto& layout = widget.set_layout<GUI::VerticalBoxLayout>();
layout.set_margins(GUI::Margins(0, 0, 0, 16));
auto& timer_label = widget.add<GUI::Label>("...");
Core::ElapsedTimer clock;
clock.start();
auto update_timer = Core::Timer::construct(100, [&] {
timer_label.set_text(String::format("%.1f seconds", (float)clock.elapsed() / 1000.0f));
});
auto& stop_button = widget.add<GUI::Button>("Stop");
stop_button.set_fixed_size(140, 22);
stop_button.on_click = [&](auto) {
GUI::Application::the()->quit();
};
window->show();
return GUI::Application::the()->exec() == 0;
}
bool generate_profile(pid_t& pid)
{
if (!pid) {
auto process_chooser = GUI::ProcessChooser::construct("Profiler", "Profile", Gfx::Bitmap::load_from_file("/res/icons/16x16/app-profiler.png"));
if (process_chooser->exec() == GUI::Dialog::ExecCancel)
return false;
pid = process_chooser->pid();
}
String process_name;
auto all_processes = Core::ProcessStatisticsReader::get_all();
if (all_processes.has_value()) {
if (auto it = all_processes.value().find(pid); it != all_processes.value().end())
process_name = it->value.name;
else
process_name = "(unknown)";
} else {
process_name = "(unknown)";
}
if (profiling_enable(pid) < 0) {
int saved_errno = errno;
GUI::MessageBox::show(nullptr, String::formatted("Unable to profile process {}({}): {}", process_name, pid, strerror(saved_errno)), "Profiler", GUI::MessageBox::Type::Error);
return false;
}
if (!prompt_to_stop_profiling(pid, process_name))
return false;
if (profiling_disable(pid) < 0) {
return false;
}
return true;
}