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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2017 VMware Inc, Yordan Karadzhov <ykaradzhov@vmware.com>
*/
// C
#include <sys/stat.h>
#include <getopt.h>
#include <unistd.h>
// C++
#include <iostream>
// Qt
#include <QtWidgets>
// KernelShark
#include "KsUtils.hpp"
#include "KsWidgetsLib.hpp"
#define default_input_file (char*)"trace.dat"
static char *input_file = nullptr;
using namespace std;
using namespace KsWidgetsLib;
void usage(const char *prog)
{
cout << "Usage: " << prog << endl
<< " -h Display this help message\n"
<< " -v Display version and exit\n"
<< " -i input_file, default is " << default_input_file << endl
<< " -p register plugin, use plugin name, absolute or relative path\n"
<< " -u unregister plugin, use plugin name or absolute path\n";
}
struct TaskPrint : public QObject
{
void print(int sd, QVector<int> pids)
{
for (auto const &pid: pids)
cout << "task: "
<< kshark_comm_from_pid(sd, pid)
<< " pid: " << pid << endl;
}
};
int main(int argc, char **argv)
{
kshark_context *kshark_ctx(nullptr);
kshark_data_stream *stream;
QApplication a(argc, argv);
KsPluginManager plugins;
int c, i(0), sd(-1);
KsDataStore data;
size_t nRows(0);
if (!kshark_instance(&kshark_ctx))
return 1;
while ((c = getopt(argc, argv, "hvi:p:u:")) != -1) {
switch(c) {
case 'v':
printf("kshark-gui %s\n", KS_VERSION_STRING);
return 0;
case 'i':
input_file = optarg;
break;
case 'p':
plugins.registerPlugins(QString(optarg));
break;
case 'u':
plugins.unregisterPlugins(QString(optarg));
break;
case 'h':
usage(argv[0]);
return 0;
}
}
if (!input_file) {
struct stat st;
if (stat(default_input_file, &st) == 0)
input_file = default_input_file;
}
if (input_file) {
sd = data.loadDataFile(input_file, {});
nRows = data.size();
} else {
cerr << "No input file is provided.\n";
}
cout << nRows << " entries loaded\n";
if (!nRows)
return 1;
stream = kshark_get_data_stream(kshark_ctx, sd);
if (!stream)
return 1;
cout << "\n\n";
for (kshark_plugin_list *pl = kshark_ctx->plugins; pl; pl = pl->next)
cout << pl->file << endl;
sleep(1);
QStringList pluginsList;
QVector<int> streamIds, enabledPlugins, failedPlugins;
pluginsList = plugins.getStreamPluginList(sd);
enabledPlugins = plugins.getActivePlugins(sd);
failedPlugins = plugins.getPluginsByStatus(sd, KSHARK_PLUGIN_FAILED);
KsCheckBoxWidget *pluginCBD
= new KsPluginCheckBoxWidget(sd, pluginsList);
pluginCBD->set(enabledPlugins);
KsCheckBoxDialog *dialog1 = new KsCheckBoxDialog({pluginCBD});
dialog1->applyStatus();
QObject::connect(dialog1, &KsCheckBoxDialog::apply,
&plugins, &KsPluginManager::updatePlugins);
dialog1->show();
a.exec();
cout << "\n\nYou selected\n";
enabledPlugins = plugins.getActivePlugins(sd);
for (auto const &p: pluginsList)
qInfo() << p << (bool) enabledPlugins[i++];
sleep(1);
KsCheckBoxWidget *tasks_cbd =
new KsTasksCheckBoxWidget(stream, true);
tasks_cbd->setDefault(false);
TaskPrint p;
KsCheckBoxDialog *dialog2 = new KsCheckBoxDialog({tasks_cbd});
QObject::connect(dialog2, &KsCheckBoxDialog::apply,
&p, &TaskPrint::print);
cout << "\n\nYou selected\n";
dialog2->show();
a.exec();
return 0;
}
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