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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 signal-emit.cpp
*
* @brief Very simple and generic D-Bus signal sender tool
*/
#include <iostream>
#include <limits>
#include <string>
#include <vector>
#include <getopt.h>
#include "../gdbuspp/connection.hpp"
#include "../gdbuspp/glib2/utils.hpp"
#include "../gdbuspp/signals/emit.hpp"
#include "../gdbuspp/signals/target.hpp"
#include "test-utils.hpp"
#include "test-constants.hpp"
using namespace DBus;
using namespace Test;
class EmitOpts : protected TestUtils::OptionParser
{
public:
EmitOpts(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'},
{"object-path", required_argument, nullptr, 'p'},
{"interface", required_argument, nullptr, 'i'},
{"signal-name", required_argument, nullptr, 's'},
{"repeat-send", required_argument, nullptr, 'r'},
{"delay-send", required_argument, nullptr, 'D'},
{"data-type", required_argument, nullptr, 't'},
{"data-value", required_argument, nullptr, 'v'},
{"quiet", no_argument, nullptr, 'q'},
{"help", no_argument, nullptr, 'h'},
{nullptr, 0, nullptr, 0}
// clang-format on
};
int opt;
optind = 1;
std::string destination{};
std::string object_path{Constants::GenPath("signals")};
std::string object_interface{Constants::GenInterface("signals")};
while ((opt = getopt_long(argc, argv, "YEd:p:i:r:D:s:t:v: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 'r':
repeat_send = atoi(optarg);
break;
case 'D':
delay_send = atoi(optarg);
break;
case 's':
signal_name = std::string(optarg);
break;
case 't':
data_type = std::string(optarg);
break;
case 'v':
data_values.push_back(std::string(optarg));
break;
case 'q':
quiet = true;
break;
case 'h':
help(argv[0], long_opts);
exit(0);
}
}
target = Signals::Target::Create(destination, object_path, object_interface);
};
DBus::BusType bustype = DBus::BusType::SESSION;
Signals::Target::Ptr target = nullptr;
std::string signal_name{};
uint32_t repeat_send = 1;
uint32_t delay_send = 0;
std::string data_type{};
std::vector<std::string> data_values{};
bool quiet = false;
};
int main(int argc, char **argv)
{
EmitOpts options(argc, argv);
std::ostringstream log;
try
{
// Process all the --data-value values into a GVariant *
// "package" to be used in the proxy call
GVariant *data = nullptr;
try
{
data = TestUtils::generate_gvariant(log,
options.data_type,
options.data_values,
true);
}
catch (const TestUtils::Exception &excp)
{
std::cerr << "** ERROR ** " << excp.what() << std::endl;
return 2;
}
auto dbuscon = DBus::Connection::Create(options.bustype);
auto sendsignal = Signals::Emit::Create(dbuscon);
sendsignal->AddTarget(options.target);
for (uint32_t i = 0; i < options.repeat_send; ++i)
{
if (options.delay_send > 0)
{
usleep(options.delay_send);
}
sendsignal->SendGVariant(options.signal_name, data);
}
g_variant_unref(data);
if (!options.quiet)
{
std::cout << log.str();
}
return 0;
}
catch (const DBus::Exception &excp)
{
std::cout << log.str() << std::endl;
std::cerr << "** EXCEPTION ** " << excp.what() << std::endl;
return 2;
}
}
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