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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "RemoteObject.h"
#include "RemoteObjectGraphModel.h"
#include "RemoteObjectPropertyModel.h"
#include "RemoteProcess.h"
#include <AK/URL.h>
#include <LibDesktop/Launcher.h>
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Clipboard.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/ModelEditingDelegate.h>
#include <LibGUI/ProcessChooser.h>
#include <LibGUI/Splitter.h>
#include <LibGUI/TreeView.h>
#include <LibGUI/Window.h>
#include <stdio.h>
#include <unistd.h>
using namespace Inspector;
[[noreturn]] static void print_usage_and_exit()
{
outln("usage: Inspector <pid>");
exit(0);
}
int main(int argc, char** argv)
{
if (pledge("stdio recvfd sendfd rpath unix", nullptr) < 0) {
perror("pledge");
return 1;
}
if (unveil("/res", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil("/bin", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil("/tmp", "rwc") < 0) {
perror("unveil");
return 1;
}
if (unveil("/proc/all", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil("/etc/passwd", "r") < 0) {
perror("unveil");
return 1;
}
unveil(nullptr, nullptr);
bool gui_mode = argc != 2;
pid_t pid;
auto app = GUI::Application::construct(argc, argv);
auto app_icon = GUI::Icon::default_icon("app-inspector");
if (gui_mode) {
choose_pid:
auto process_chooser = GUI::ProcessChooser::construct("Inspector", "Inspect", app_icon.bitmap_for_size(16));
if (process_chooser->exec() == GUI::Dialog::ExecCancel)
return 0;
pid = process_chooser->pid();
} else {
auto pid_opt = String(argv[1]).to_int();
if (!pid_opt.has_value())
print_usage_and_exit();
pid = pid_opt.value();
}
auto window = GUI::Window::construct();
if (pid == getpid()) {
GUI::MessageBox::show(window, "Cannot inspect Inspector itself!", "Error", GUI::MessageBox::Type::Error);
return 1;
}
RemoteProcess remote_process(pid);
if (!remote_process.is_inspectable()) {
GUI::MessageBox::show(window, String::formatted("Process pid={} is not inspectable", remote_process.pid()), "Error", GUI::MessageBox::Type::Error);
if (gui_mode) {
goto choose_pid;
} else {
return 1;
}
}
if (!Desktop::Launcher::add_allowed_handler_with_only_specific_urls(
"/bin/Help",
{ URL::create_with_file_protocol("/usr/share/man/man1/Inspector.md") })
|| !Desktop::Launcher::seal_allowlist()) {
warnln("Failed to set up allowed launch URLs");
return 1;
}
window->set_title("Inspector");
window->resize(685, 500);
window->set_icon(app_icon.bitmap_for_size(16));
auto menubar = GUI::Menubar::construct();
auto& file_menu = menubar->add_menu("&File");
file_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); }));
auto& help_menu = menubar->add_menu("&Help");
help_menu.add_action(GUI::CommonActions::make_help_action([](auto&) {
Desktop::Launcher::open(URL::create_with_file_protocol("/usr/share/man/man1/Inspector.md"), "/bin/Help");
}));
help_menu.add_action(GUI::CommonActions::make_about_action("Inspector", app_icon, window));
auto& widget = window->set_main_widget<GUI::Widget>();
widget.set_fill_with_background_color(true);
widget.set_layout<GUI::VerticalBoxLayout>();
auto& splitter = widget.add<GUI::HorizontalSplitter>();
remote_process.on_update = [&] {
if (!remote_process.process_name().is_null())
window->set_title(String::formatted("{} ({}) - Inspector", remote_process.process_name(), remote_process.pid()));
};
auto& tree_view = splitter.add<GUI::TreeView>();
tree_view.set_model(remote_process.object_graph_model());
tree_view.set_activates_on_selection(true);
tree_view.set_fixed_width(286);
auto& properties_tree_view = splitter.add<GUI::TreeView>();
properties_tree_view.set_should_fill_selected_rows(true);
properties_tree_view.set_editable(true);
properties_tree_view.aid_create_editing_delegate = [](auto&) {
return make<GUI::StringModelEditingDelegate>();
};
tree_view.on_activation = [&](auto& index) {
auto* remote_object = static_cast<RemoteObject*>(index.internal_data());
properties_tree_view.set_model(remote_object->property_model());
remote_process.set_inspected_object(remote_object->address);
};
auto properties_tree_view_context_menu = GUI::Menu::construct("Properties Tree View");
auto copy_bitmap = Gfx::Bitmap::load_from_file("/res/icons/16x16/edit-copy.png");
auto copy_property_name_action = GUI::Action::create("Copy Property Name", copy_bitmap, [&](auto&) {
GUI::Clipboard::the().set_plain_text(properties_tree_view.selection().first().data().to_string());
});
auto copy_property_value_action = GUI::Action::create("Copy Property Value", copy_bitmap, [&](auto&) {
GUI::Clipboard::the().set_plain_text(properties_tree_view.selection().first().sibling_at_column(1).data().to_string());
});
properties_tree_view_context_menu->add_action(copy_property_name_action);
properties_tree_view_context_menu->add_action(copy_property_value_action);
properties_tree_view.on_context_menu_request = [&](const GUI::ModelIndex& index, const GUI::ContextMenuEvent& event) {
if (index.is_valid()) {
properties_tree_view_context_menu->popup(event.screen_position());
}
};
window->set_menubar(move(menubar));
window->show();
remote_process.update();
if (pledge("stdio recvfd sendfd rpath", nullptr) < 0) {
perror("pledge");
return 1;
}
return app->exec();
}
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