mirror of
https://github.com/VCMP-SqMod/SqMod.git
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92 lines
2.9 KiB
C++
92 lines
2.9 KiB
C++
/* SPDX-License-Identifier: MPL-2.0 */
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#include "testutil.hpp"
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#include "testutil_unity.hpp"
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#include <stdlib.h>
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void setUp ()
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{
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setup_test_context ();
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}
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// This is a test for issue #1382. The server thread creates a SUB-PUSH
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// steerable proxy. The main process then sends messages to the SUB
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// but there is no pull on the other side, previously the proxy blocks
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// in writing to the backend, preventing the proxy from terminating
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void server_task (void * /*unused_*/)
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{
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char my_endpoint[MAX_SOCKET_STRING];
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// Frontend socket talks to main process
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void *frontend = zmq_socket (get_test_context (), ZMQ_SUB);
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TEST_ASSERT_NOT_NULL (frontend);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (frontend, ZMQ_SUBSCRIBE, "", 0));
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bind_loopback_ipv4 (frontend, my_endpoint, sizeof my_endpoint);
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// Nice socket which is never read
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void *backend = zmq_socket (get_test_context (), ZMQ_PUSH);
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TEST_ASSERT_NOT_NULL (backend);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (backend, "tcp://127.0.0.1:*"));
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// Control socket receives terminate command from main over inproc
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void *control = zmq_socket (get_test_context (), ZMQ_REQ);
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TEST_ASSERT_NOT_NULL (control);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (control, "inproc://control"));
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send_string_expect_success (control, my_endpoint, 0);
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// Connect backend to frontend via a proxy
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zmq_proxy (frontend, backend, NULL);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_close (frontend));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_close (backend));
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TEST_ASSERT_SUCCESS_ERRNO (zmq_close (control));
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}
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// The main thread simply starts a basic steerable proxy server, publishes some messages, and then
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// waits for the server to terminate.
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void test_proxy_terminate ()
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{
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void *thread = zmq_threadstart (&server_task, NULL);
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// Control socket receives terminate command from main over inproc
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void *control = test_context_socket (ZMQ_REP);
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TEST_ASSERT_NOT_NULL (control);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_bind (control, "inproc://control"));
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char *my_endpoint = s_recv (control);
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TEST_ASSERT_NOT_NULL (my_endpoint);
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msleep (500); // Run for 500 ms
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// Start a secondary publisher which writes data to the SUB-PUSH server socket
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void *publisher = test_context_socket (ZMQ_PUB);
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TEST_ASSERT_NOT_NULL (publisher);
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TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (publisher, my_endpoint));
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msleep (SETTLE_TIME);
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send_string_expect_success (publisher, "This is a test", 0);
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msleep (50);
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send_string_expect_success (publisher, "This is a test", 0);
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msleep (50);
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send_string_expect_success (publisher, "This is a test", 0);
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test_context_socket_close (publisher);
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test_context_socket_close (control);
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teardown_test_context ();
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free (my_endpoint);
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zmq_threadclose (thread);
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}
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int main (void)
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{
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setup_test_environment ();
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UNITY_BEGIN ();
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RUN_TEST (test_proxy_terminate);
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return UNITY_END ();
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}
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