mirror of
https://github.com/zeromq/libzmq.git
synced 2024-12-31 01:43:02 +08:00
114 lines
3.4 KiB
C++
114 lines
3.4 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"
|
|
|
|
|
|
|
|
// This is our server task.
|
|
// It runs a proxy with a single REP socket as both frontend and backend.
|
|
|
|
void
|
|
server_task (void *ctx)
|
|
{
|
|
void *rep = zmq_socket (ctx, ZMQ_REP);
|
|
assert (rep);
|
|
int rc = zmq_bind (rep, "tcp://127.0.0.1:5563");
|
|
assert (rc == 0);
|
|
|
|
// Control socket receives terminate command from main over inproc
|
|
void *control = zmq_socket (ctx, ZMQ_SUB);
|
|
assert (control);
|
|
rc = zmq_setsockopt (control, ZMQ_SUBSCRIBE, "", 0);
|
|
assert (rc == 0);
|
|
rc = zmq_connect (control, "inproc://control");
|
|
assert (rc == 0);
|
|
|
|
// Use rep as both frontend and backend
|
|
rc = zmq_proxy_steerable (rep, rep, NULL, control);
|
|
assert (rc == 0);
|
|
|
|
rc = zmq_close (rep);
|
|
assert (rc == 0);
|
|
rc = zmq_close (control);
|
|
assert (rc == 0);
|
|
}
|
|
|
|
|
|
// The main thread simply starts several clients and a server, and then
|
|
// waits for the server to finish.
|
|
|
|
int main (void)
|
|
{
|
|
setup_test_environment ();
|
|
|
|
void *ctx = zmq_ctx_new ();
|
|
assert (ctx);
|
|
// client socket pings proxy over tcp
|
|
void *req = zmq_socket (ctx, ZMQ_REQ);
|
|
assert (req);
|
|
int rc = zmq_connect (req, "tcp://127.0.0.1:5563");
|
|
assert (rc == 0);
|
|
|
|
// Control socket receives terminate command from main over inproc
|
|
void *control = zmq_socket (ctx, ZMQ_PUB);
|
|
assert (control);
|
|
rc = zmq_bind (control, "inproc://control");
|
|
assert (rc == 0);
|
|
|
|
void *server_thread = zmq_threadstart(&server_task, ctx);
|
|
|
|
char buf[255];
|
|
rc = zmq_send(req, "msg1", 4, 0);
|
|
assert (rc == 4);
|
|
rc = zmq_recv(req, buf, 255, 0);
|
|
assert (rc == 4);
|
|
assert (memcmp (buf, "msg1", 4) == 0);
|
|
|
|
rc = zmq_send(req, "msg22", 5, 0);
|
|
assert (rc == 5);
|
|
rc = zmq_recv(req, buf, 255, 0);
|
|
assert (rc == 5);
|
|
assert (memcmp (buf, "msg22", 5) == 0);
|
|
|
|
rc = zmq_send (control, "TERMINATE", 9, 0);
|
|
assert (rc == 9);
|
|
|
|
rc = zmq_close (control);
|
|
assert (rc == 0);
|
|
rc = zmq_close (req);
|
|
assert (rc == 0);
|
|
|
|
zmq_threadclose (server_thread);
|
|
|
|
rc = zmq_ctx_term (ctx);
|
|
assert (rc == 0);
|
|
return 0;
|
|
}
|