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https://github.com/zeromq/libzmq.git
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a228da62b1
Solution: cherry-pick Pieter Hintjens commit a7a512ab from libzmq repository to increase test timeouts to 250 msec.
117 lines
3.5 KiB
C++
117 lines
3.5 KiB
C++
/*
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Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "testutil.hpp"
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int main (void)
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{
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setup_test_environment();
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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void *req = zmq_socket (ctx, ZMQ_REQ);
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assert (req);
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int enabled = 1;
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int rc = zmq_setsockopt (req, ZMQ_REQ_RELAXED, &enabled, sizeof (int));
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assert (rc == 0);
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rc = zmq_setsockopt (req, ZMQ_REQ_CORRELATE, &enabled, sizeof (int));
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assert (rc == 0);
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rc = zmq_bind (req, "tcp://127.0.0.1:5555");
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assert (rc == 0);
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const size_t services = 5;
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void *rep [services];
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for (size_t peer = 0; peer < services; peer++) {
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rep [peer] = zmq_socket (ctx, ZMQ_REP);
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assert (rep [peer]);
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int timeout = 250;
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rc = zmq_setsockopt (rep [peer], ZMQ_RCVTIMEO, &timeout, sizeof (int));
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assert (rc == 0);
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rc = zmq_connect (rep [peer], "tcp://localhost:5555");
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assert (rc == 0);
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}
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// We have to give the connects time to finish otherwise the requests
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// will not properly round-robin. We could alternatively connect the
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// REQ sockets to the REP sockets.
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msleep (SETTLE_TIME);
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// Case 1: Second send() before a reply arrives in a pipe.
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// Send a request, ensure it arrives, don't send a reply
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s_send_seq (req, "A", "B", SEQ_END);
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s_recv_seq (rep [0], "A", "B", SEQ_END);
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// Send another request on the REQ socket
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s_send_seq (req, "C", "D", SEQ_END);
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s_recv_seq (rep [1], "C", "D", SEQ_END);
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// Send a reply to the first request - that should be discarded by the REQ
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s_send_seq (rep [0], "WRONG", SEQ_END);
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// Send the expected reply
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s_send_seq (rep [1], "OK", SEQ_END);
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s_recv_seq (req, "OK", SEQ_END);
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// Another standard req-rep cycle, just to check
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s_send_seq (req, "E", SEQ_END);
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s_recv_seq (rep [2], "E", SEQ_END);
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s_send_seq (rep [2], "F", "G", SEQ_END);
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s_recv_seq (req, "F", "G", SEQ_END);
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// Case 2: Second send() after a reply is already in a pipe on the REQ.
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// Send a request, ensure it arrives, send a reply
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s_send_seq (req, "H", SEQ_END);
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s_recv_seq (rep [3], "H", SEQ_END);
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s_send_seq (rep [3], "BAD", SEQ_END);
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// Wait for message to be there.
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rc = zmq_poll (0, 0, 100);
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assert (rc == 0);
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// Without receiving that reply, send another request on the REQ socket
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s_send_seq (req, "I", SEQ_END);
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s_recv_seq (rep [4], "I", SEQ_END);
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// Send the expected reply
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s_send_seq (rep [4], "GOOD", SEQ_END);
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s_recv_seq (req, "GOOD", SEQ_END);
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close_zero_linger (req);
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for (size_t peer = 0; peer < services; peer++)
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close_zero_linger (rep [peer]);
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// Wait for disconnects.
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rc = zmq_poll (0, 0, 100);
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assert (rc == 0);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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return 0 ;
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}
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