mirror of
https://github.com/zeromq/libzmq.git
synced 2024-12-12 18:40:27 +01:00
104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
/*
|
|
Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
|
|
|
|
This file is part of libzmq, the ZeroMQ core engine in C++.
|
|
|
|
libzmq is free software; you can redistribute it and/or modify it under
|
|
the terms of the GNU Lesser General Public License (LGPL) as published
|
|
by the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
As a special exception, the Contributors give you permission to link
|
|
this library with independent modules to produce an executable,
|
|
regardless of the license terms of these independent modules, and to
|
|
copy and distribute the resulting executable under terms of your choice,
|
|
provided that you also meet, for each linked independent module, the
|
|
terms and conditions of the license of that module. An independent
|
|
module is a module which is not derived from or based on this library.
|
|
If you modify this library, you must extend this exception to your
|
|
version of the library.
|
|
|
|
libzmq is distributed in the hope that it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "testutil.hpp"
|
|
|
|
#if defined (ZMQ_HAVE_WINDOWS)
|
|
# include <winsock2.h>
|
|
# include <stdexcept>
|
|
#else
|
|
# include <sys/socket.h>
|
|
# include <netinet/in.h>
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
#if defined (ZMQ_HAVE_WINDOWS)
|
|
|
|
void initialise_network (void)
|
|
{
|
|
WSADATA info;
|
|
if (WSAStartup(MAKEWORD(2,0), &info) != 0)
|
|
throw std::runtime_error("Could not start WSA");
|
|
}
|
|
|
|
int close (int fd)
|
|
{
|
|
return closesocket (fd);
|
|
}
|
|
|
|
#else
|
|
|
|
void initialise_network (void)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
// This test case stresses the system to shake out known configuration
|
|
// problems. We're direct system calls when necessary. Some code may
|
|
// need wrapping to be properly portable.
|
|
|
|
int main (void)
|
|
{
|
|
initialise_network ();
|
|
|
|
// Check that we have local networking via ZeroMQ
|
|
void *ctx = zmq_ctx_new ();
|
|
assert (ctx);
|
|
void *dealer = zmq_socket (ctx, ZMQ_DEALER);
|
|
if (zmq_bind (dealer, "tcp://127.0.0.1:5670") == -1) {
|
|
printf ("E: Cannot find 127.0.0.1 -- your system does not have local\n");
|
|
printf ("E: networking. Please fix this before running libzmq checks.\n");
|
|
return -1;
|
|
}
|
|
// Check that we can create 1,000 sockets
|
|
int handle [1000];
|
|
int count;
|
|
for (count = 0; count < 1000; count++) {
|
|
handle [count] = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
|
|
if (handle [count] == -1) {
|
|
printf ("W: Only able to create %d sockets on this box\n", count);
|
|
printf ("I: Tune your system to increase maximum allowed file handles\n");
|
|
#if defined (ZMQ_HAVE_OSX)
|
|
printf ("I: On OS/X, run 'ulimit -n 1200' in bash");
|
|
#elif defined (ZMQ_HAVE_LINUX)
|
|
printf ("I: On Linux, run 'ulimit -n 1200' in bash");
|
|
#endif
|
|
return -1;
|
|
}
|
|
}
|
|
// Release the socket handles
|
|
for (count = 0; count < 1000; count++) {
|
|
close(handle[count]);
|
|
}
|
|
|
|
zmq_close(dealer);
|
|
zmq_ctx_term(ctx);
|
|
}
|