danicoin/src/daemonizer/posix_daemonizer.inl

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// Copyright (c) 2014-2017, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#pragma once
#include "common/scoped_message_writer.h"
#include "common/util.h"
#include "daemonizer/posix_fork.h"
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/path.hpp>
namespace daemonizer
{
namespace
{
const command_line::arg_descriptor<bool> arg_detach = {
"detach"
, "Run as daemon"
};
const command_line::arg_descriptor<std::string> arg_pidfile = {
"pidfile"
, "File path to write the daemon's PID to (optional, requires --detach)"
};
const command_line::arg_descriptor<bool> arg_non_interactive = {
"non-interactive"
, "Run non-interactive"
};
}
inline void init_options(
boost::program_options::options_description & hidden_options
, boost::program_options::options_description & normal_options
)
{
command_line::add_arg(normal_options, arg_detach);
command_line::add_arg(normal_options, arg_pidfile);
command_line::add_arg(normal_options, arg_non_interactive);
}
inline boost::filesystem::path get_default_data_dir()
{
return boost::filesystem::absolute(tools::get_default_data_dir());
}
inline boost::filesystem::path get_relative_path_base(
boost::program_options::variables_map const & vm
)
{
return boost::filesystem::current_path();
}
template <typename T_executor>
inline bool daemonize(
int argc, char const * argv[]
, T_executor && executor // universal ref
, boost::program_options::variables_map const & vm
)
{
if (command_line::has_arg(vm, arg_detach))
{
tools::success_msg_writer() << "Forking to background...";
std::string pidfile;
if (command_line::has_arg(vm, arg_pidfile))
{
pidfile = command_line::get_arg(vm, arg_pidfile);
}
posix::fork(pidfile);
auto daemon = executor.create_daemon(vm);
return daemon.run();
}
else if (command_line::has_arg(vm, arg_non_interactive))
{
return executor.run_non_interactive(vm);
}
else
{
2015-12-31 21:12:13 +00:00
//LOG_PRINT_L0("Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL);
return executor.run_interactive(vm);
}
}
}