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// GDBus++ - glib2 GDBus C++ wrapper
//
// SPDX-License-Identifier: AGPL-3.0-only
//
// Copyright (C) OpenVPN Inc <sales@openvpn.net>
// Copyright (C) David Sommerseth <davids@openvpn.net>
//
/**
* @file fd-send-fstat.cpp
*
* @brief Simple test program sending a fd via a D-Bus method call
* which will run a fstat() on that fd and extract a few details
*/
#include <any>
#include <iostream>
#include <limits>
#include <string>
#include <getopt.h>
#include <glib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "../gdbuspp/connection.hpp"
#include "../gdbuspp/proxy.hpp"
#include "test-utils.hpp"
#include "test-constants.hpp"
using namespace Test;
class Options : public TestUtils::OptionParser
{
public:
Options(int argc, char **argv)
{
static struct option long_opts[] = {
// clang-format off
{"system", no_argument, nullptr, 'Y'},
{"session", no_argument, nullptr, 'E'},
{"destination", required_argument, nullptr, 'd'},
{"object_path", required_argument, nullptr, 'p'},
{"interface", required_argument, nullptr, 'i'},
{"method", required_argument, nullptr, 'm'},
{"file", required_argument, nullptr, 'f'},
{"quiet", no_argument, nullptr, 'q'},
{"help", no_argument, nullptr, 'h'},
{nullptr, 0, nullptr, 0}
// clang-format on
};
int opt;
optind = 1;
while ((opt = getopt_long(argc, argv, "YEd:p:i:m:f:o:b:qh", long_opts, nullptr)) != -1)
{
switch (opt)
{
case 'Y':
bustype = DBus::BusType::SYSTEM;
break;
case 'E':
bustype = DBus::BusType::SESSION;
break;
case 'd':
destination = std::string(optarg);
break;
case 'p':
object_path = std::string(optarg);
break;
case 'i':
object_interface = std::string(optarg);
break;
case 'm':
method = std::string(optarg);
break;
case 'f':
file = std::string(optarg);
break;
case 'q':
quiet = true;
break;
case 'h':
help(argv[0], long_opts);
exit(0);
}
}
preset = DBus::Proxy::TargetPreset::Create(object_path, object_interface);
}
DBus::BusType bustype = DBus::BusType::SESSION;
std::string destination = Constants::GenServiceName("simple");
std::string object_path = Constants::GenPath("simple1/methods");
std::string object_interface = Constants::GenInterface("simple1");
std::string method = {"fstatFileFromFD"};
std::string file = {};
bool quiet = false;
DBus::Proxy::TargetPreset::Ptr preset = nullptr;
};
int main(int argc, char **argv)
{
try
{
Options opts(argc, argv);
auto conn = DBus::Connection::Create(opts.bustype);
auto prx = DBus::Proxy::Client::Create(conn, opts.destination);
auto preset = DBus::Proxy::TargetPreset::Create(opts.object_path, opts.object_interface);
int fd = open(opts.file.c_str(), O_RDONLY);
GVariant *r = prx->SendFD(preset, opts.method, nullptr, fd);
if (!opts.quiet)
{
std::ostringstream l;
TestUtils::dump_gvariant(l, opts.method + " results", r);
std::cout << l.str();
}
else
{
uid_t uid = glib2::Value::Extract<uint32_t>(r, 0);
gid_t gid = glib2::Value::Extract<uint32_t>(r, 1);
uint64_t size = glib2::Value::Extract<uint64_t>(r, 2);
std::cout << "export testresult_uid=" << std::to_string(uid) << std::endl;
std::cout << "export testresult_gid=" << std::to_string(gid) << std::endl;
std::cout << "export testresult_size=" << std::to_string(size) << std::endl;
}
g_variant_unref(r);
if (fd > 0)
{
close(fd);
}
}
catch (const DBus::Exception &excp)
{
std::cerr << "** EXCEPTION ** " << excp.what() << std::endl;
return 2;
}
return 0;
}
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