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/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Gearmand client and server library.
*
* Copyright (C) 2011 Data Differential, http://datadifferential.com/
* Copyright (C) 2008 Brian Aker, Eric Day
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * The names of its contributors may not 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
* OWNER 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.
*
*/
#include "config.h"
#include <iostream>
#include <cstdlib>
#include <string>
#include <libgearman/gearman.h>
#include <boost/program_options.hpp>
#pragma GCC diagnostic ignored "-Wold-style-cast"
int main(int args, char *argv[])
{
std::string text_to_echo;
std::string host;
in_port_t port;
boost::program_options::options_description desc("Options");
desc.add_options()
("help", "Options related to the program.")
("host,h", boost::program_options::value<std::string>(&host)->default_value("localhost"),"Connect to the host")
("port,p", boost::program_options::value<in_port_t>(&port)->default_value(GEARMAN_DEFAULT_TCP_PORT), "Port number use for connection")
("text", boost::program_options::value<std::string>(&text_to_echo), "Text used for echo")
;
boost::program_options::positional_options_description text_options;
text_options.add("text", -1);
boost::program_options::variables_map vm;
try
{
boost::program_options::store(boost::program_options::command_line_parser(args, argv).
options(desc).positional(text_options).run(), vm);
boost::program_options::notify(vm);
}
catch(std::exception &e)
{
std::cout << e.what() << std::endl;
return EXIT_FAILURE;
}
if (vm.count("help"))
{
std::cout << desc << std::endl;
return EXIT_SUCCESS;
}
if (text_to_echo.empty())
{
while(std::cin.good())
{
char buffer[1024];
std::cin.read(buffer, sizeof(buffer));
text_to_echo.append(buffer, std::cin.gcount());
}
if (text_to_echo.empty())
{
std::cerr << "No text was provided for --text or via stdin" << std::endl;
std::cerr << desc << std::endl;
return EXIT_FAILURE;
}
}
gearman_client_st client;
if (gearman_client_create(&client) == NULL)
{
std::cerr << "Memory allocation failure on client creation" << std::endl;
return EXIT_FAILURE;
}
gearman_return_t ret;
ret= gearman_client_add_server(&client, host.c_str(), port);
if (ret != GEARMAN_SUCCESS)
{
std::cerr << gearman_client_error(&client) << std::endl;
return EXIT_FAILURE;
}
ret= gearman_client_echo(&client, text_to_echo.c_str(), text_to_echo.size());
gearman_client_free(&client);
if (ret != GEARMAN_SUCCESS)
{
std::cerr << gearman_client_error(&client) << std::endl;
return EXIT_FAILURE;
}
std::cout << text_to_echo;
return EXIT_SUCCESS;
}
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