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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 credentials.cpp
*
* @brief Test program using the DBus::Credentials interface
* sending D-Bus signals
*/
#include <iostream>
#include <string>
#include <getopt.h>
#include "../gdbuspp/connection.hpp"
#include "../gdbuspp/credentials/query.hpp"
#include "test-utils.hpp"
#include "test-constants.hpp"
using namespace DBus;
using namespace Test;
class Options : public TestUtils::OptionParser
{
public:
DBus::BusType bustype = DBus::BusType::SESSION;
std::string destination{};
std::string expect_result{};
bool get_ubusname = false;
bool get_uid = false;
bool get_pid = false;
Options(const 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'},
{"get-bus-name", no_argument, nullptr, 'b'},
{"get-pid", no_argument, nullptr, 'p'},
{"get-uid", no_argument, nullptr, 'u'},
{"expect-result", required_argument, nullptr, 'x'},
{"help", no_argument, nullptr, 'h'},
{nullptr, 0, nullptr, 0}
// clang-format on
};
int opt;
optind = 1;
while ((opt = getopt_long(argc, argv, "YEd:bpux:h", 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 'b':
get_ubusname = true;
break;
case 'p':
get_pid = true;
break;
case 'u':
get_uid = true;
break;
case 'x':
expect_result = std::string(optarg);
break;
case 'h':
help(argv[0], long_opts);
exit(0);
}
}
if (destination.empty())
{
std::cerr << "Missing destination to check (--destination)" << std::endl;
exit(1);
}
if (!get_ubusname && !get_uid && !get_pid)
{
if (!expect_result.empty())
{
std::cerr << "Using --expect-result requires one of --get-bus-name, --get-uid or --get-pid"
<< std::endl;
exit(1);
}
// If no specific query is defined, query them all by default
get_ubusname = true;
get_uid = true;
get_pid = true;
}
}
};
void check_expectations(const std::string &expect, const std::string &result)
{
if (!expect.empty())
{
if (expect != result)
{
std::cerr << "Unexpected result; expected "
<< "'" << expect << "'"
<< std::endl;
exit(3);
}
exit(0);
}
}
int main(int argc, char **argv)
{
try
{
Options opts(argc, argv);
auto conn = DBus::Connection::Create(opts.bustype);
auto creds = DBus::Credentials::Query::Create(conn);
if (opts.get_ubusname)
{
std::string result = creds->GetUniqueBusName(opts.destination);
std::cout << "Unique bus name: " << result << std::endl;
check_expectations(opts.expect_result, result);
}
if (opts.get_uid)
{
std::string result = std::to_string(creds->GetUID(opts.destination));
std::cout << "Owning user ID (uid): " << result << std::endl;
check_expectations(opts.expect_result, result);
}
if (opts.get_pid)
{
std::string result = std::to_string(creds->GetPID(opts.destination));
std::cout << "Owning process ID (pid): " << result << std::endl;
check_expectations(opts.expect_result, result);
}
}
catch (const DBus::Exception &excp)
{
std::cerr << "** EXCEPTION ** " << excp.what() << std::endl;
return 2;
}
return 0;
}
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