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SqMod/vendor/ZMQ/tests/test_router_notify.cpp
2021-02-02 19:07:02 +02:00

323 lines
10 KiB
C++

/*
Copyright (c) 2007-2017 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"
#include "testutil_unity.hpp"
#include <string.h>
SETUP_TEARDOWN_TESTCONTEXT
void test_sockopt_router_notify ()
{
void *router = test_context_socket (ZMQ_ROUTER);
int opt_notify;
int opt_notify_read;
size_t opt_notify_read_size = sizeof (opt_notify_read);
// default value is off when socket is constructed
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (0, opt_notify_read);
// valid value - Connect
opt_notify = ZMQ_NOTIFY_CONNECT;
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (opt_notify, opt_notify_read);
// valid value - Disconnect
opt_notify = ZMQ_NOTIFY_DISCONNECT;
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (opt_notify, opt_notify_read);
// valid value - Off
opt_notify = 0;
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (opt_notify, opt_notify_read);
// valid value - Both
opt_notify = ZMQ_NOTIFY_CONNECT | ZMQ_NOTIFY_DISCONNECT;
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (opt_notify, opt_notify_read);
// value boundary
opt_notify = -1;
TEST_ASSERT_FAILURE_ERRNO (
EINVAL, zmq_setsockopt (router, ZMQ_ROUTER_NOTIFY, &opt_notify,
sizeof (opt_notify)));
opt_notify = (ZMQ_NOTIFY_CONNECT | ZMQ_NOTIFY_DISCONNECT) + 1;
TEST_ASSERT_FAILURE_ERRNO (
EINVAL, zmq_setsockopt (router, ZMQ_ROUTER_NOTIFY, &opt_notify,
sizeof (opt_notify)));
// failures don't update the value
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (ZMQ_NOTIFY_CONNECT | ZMQ_NOTIFY_DISCONNECT,
opt_notify_read);
test_context_socket_close (router);
// check a non-router socket type
void *dealer = test_context_socket (ZMQ_DEALER);
// setsockopt fails for non-router sockets
opt_notify = ZMQ_NOTIFY_CONNECT;
TEST_ASSERT_FAILURE_ERRNO (
EINVAL, zmq_setsockopt (dealer, ZMQ_ROUTER_NOTIFY, &opt_notify,
sizeof (opt_notify)));
// getsockopts returns off for any non-router socket
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (
dealer, ZMQ_ROUTER_NOTIFY, &opt_notify_read, &opt_notify_read_size));
TEST_ASSERT_EQUAL (0, opt_notify_read);
test_context_socket_close (dealer);
}
void test_router_notify_helper (int opt_notify_)
{
void *router = test_context_socket (ZMQ_ROUTER);
int opt_more;
size_t opt_more_length = sizeof (opt_more);
int opt_events;
size_t opt_events_length = sizeof (opt_events);
char connect_address[MAX_SOCKET_STRING];
// valid values
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify_, sizeof (opt_notify_)));
bind_loopback_ipv4 (router, connect_address, sizeof connect_address);
void *dealer = test_context_socket (ZMQ_DEALER);
const char *dealer_routing_id = "X";
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (dealer, ZMQ_ROUTING_ID, dealer_routing_id, 1));
// dealer connects
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (dealer, connect_address));
// connection notification msg
if (opt_notify_ & ZMQ_NOTIFY_CONNECT) {
// routing-id only message of the connect
recv_string_expect_success (router, dealer_routing_id,
0); // 1st part: routing-id
recv_string_expect_success (router, "", 0); // 2nd part: empty
TEST_ASSERT_SUCCESS_ERRNO (
zmq_getsockopt (router, ZMQ_RCVMORE, &opt_more, &opt_more_length));
TEST_ASSERT_EQUAL (0, opt_more);
}
// test message from the dealer
send_string_expect_success (dealer, "Hello", 0);
recv_string_expect_success (router, dealer_routing_id, 0);
recv_string_expect_success (router, "Hello", 0);
TEST_ASSERT_SUCCESS_ERRNO (
zmq_getsockopt (router, ZMQ_RCVMORE, &opt_more, &opt_more_length));
TEST_ASSERT_EQUAL (0, opt_more);
// dealer disconnects
TEST_ASSERT_SUCCESS_ERRNO (zmq_disconnect (dealer, connect_address));
// need one more process_commands() (???)
msleep (SETTLE_TIME);
zmq_getsockopt (dealer, ZMQ_EVENTS, &opt_events, &opt_events_length);
// connection notification msg
if (opt_notify_ & ZMQ_NOTIFY_DISCONNECT) {
// routing-id only message of the connect
recv_string_expect_success (router, dealer_routing_id,
0); // 1st part: routing-id
recv_string_expect_success (router, "", 0); // 2nd part: empty
TEST_ASSERT_SUCCESS_ERRNO (
zmq_getsockopt (router, ZMQ_RCVMORE, &opt_more, &opt_more_length));
TEST_ASSERT_EQUAL (0, opt_more);
}
test_context_socket_close (dealer);
test_context_socket_close (router);
}
void test_router_notify_connect ()
{
test_router_notify_helper (ZMQ_NOTIFY_CONNECT);
}
void test_router_notify_disconnect ()
{
test_router_notify_helper (ZMQ_NOTIFY_DISCONNECT);
}
void test_router_notify_both ()
{
test_router_notify_helper (ZMQ_NOTIFY_CONNECT | ZMQ_NOTIFY_DISCONNECT);
}
void test_handshake_fail ()
{
// setup router socket
void *router = test_context_socket (ZMQ_ROUTER);
int opt_timeout = 200;
int opt_notify = ZMQ_NOTIFY_CONNECT | ZMQ_NOTIFY_DISCONNECT;
char connect_address[MAX_SOCKET_STRING];
// valid values
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_RCVTIMEO, &opt_timeout, sizeof (opt_timeout)));
bind_loopback_ipv4 (router, connect_address, sizeof connect_address);
// send something on raw tcp
void *stream = test_context_socket (ZMQ_STREAM);
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (stream, connect_address));
send_string_expect_success (stream, "not-a-handshake", 0);
TEST_ASSERT_SUCCESS_ERRNO (zmq_disconnect (stream, connect_address));
test_context_socket_close (stream);
// no notification delivered
char buffer[255];
TEST_ASSERT_FAILURE_ERRNO (EAGAIN,
zmq_recv (router, buffer, sizeof (buffer), 0));
test_context_socket_close (router);
}
void test_error_during_multipart ()
{
/*
* If the disconnect occurs in the middle of the multipart
* message, the socket should not add the notification at the
* end of the incomplete message. It must discard the incomplete
* message, and delivert the notification as a new message.
*/
char connect_address[MAX_SOCKET_STRING];
char long_str[128] = {0};
memset (long_str, '*', sizeof (long_str) - 1);
// setup router
void *router = test_context_socket (ZMQ_ROUTER);
int opt_notify = ZMQ_NOTIFY_DISCONNECT;
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_ROUTER_NOTIFY, &opt_notify, sizeof (opt_notify)));
int64_t opt_maxmsgsize = 64; // the handshake fails if this is too small
TEST_ASSERT_SUCCESS_ERRNO (zmq_setsockopt (
router, ZMQ_MAXMSGSIZE, &opt_maxmsgsize, sizeof (opt_maxmsgsize)));
bind_loopback_ipv4 (router, connect_address, sizeof connect_address);
// setup dealer
void *dealer = test_context_socket (ZMQ_DEALER);
const char *dealer_routing_id = "X";
TEST_ASSERT_SUCCESS_ERRNO (
zmq_setsockopt (dealer, ZMQ_ROUTING_ID, dealer_routing_id, 1));
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (dealer, connect_address));
// send multipart message, the 2nd part causes a disconnect.
send_string_expect_success (dealer, "Hello2", ZMQ_SNDMORE);
send_string_expect_success (dealer, long_str, 0);
// disconnect notification
recv_string_expect_success (router, dealer_routing_id, 0);
recv_string_expect_success (router, "", 0);
test_context_socket_close (dealer);
test_context_socket_close (router);
}
int main (void)
{
setup_test_environment ();
UNITY_BEGIN ();
RUN_TEST (test_sockopt_router_notify);
RUN_TEST (test_router_notify_connect);
RUN_TEST (test_router_notify_disconnect);
RUN_TEST (test_router_notify_both);
RUN_TEST (test_handshake_fail);
RUN_TEST (test_error_during_multipart);
return UNITY_END ();
}