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tests: add ZeroMQ test
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
This commit is contained in:
David Lamparter
parent
b6116506ec
commit
a0b974def7
1
tests/.gitignore
vendored
1
tests/.gitignore
vendored
@ -45,4 +45,5 @@ __pycache__
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/lib/test_timer_correctness
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/lib/test_timer_performance
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/lib/test_ttable
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/lib/test_zmq
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/ospf6d/test_lsdb
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@ -72,6 +72,12 @@ check_PROGRAMS = \
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$(TESTS_OSPF6D) \
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# end
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if ZEROMQ
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check_PROGRAMS += \
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lib/test_zmq \
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# end
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endif
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../vtysh/vtysh_cmd.c:
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$(MAKE) -C ../vtysh vtysh_cmd.c
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@ -112,6 +118,7 @@ lib_test_timer_correctness_SOURCES = lib/test_timer_correctness.c \
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lib_test_timer_performance_SOURCES = lib/test_timer_performance.c \
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helpers/c/prng.c
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lib_test_ttable_SOURCES = lib/test_ttable.c
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lib_test_zmq_SOURCES = lib/test_zmq.c
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lib_cli_test_cli_SOURCES = lib/cli/test_cli.c lib/cli/common_cli.c
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lib_cli_test_commands_SOURCES = lib/cli/test_commands_defun.c \
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lib/cli/test_commands.c \
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@ -147,6 +154,7 @@ lib_test_table_LDADD = $(ALL_TESTS_LDADD) -lm
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lib_test_timer_correctness_LDADD = $(ALL_TESTS_LDADD)
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lib_test_timer_performance_LDADD = $(ALL_TESTS_LDADD)
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lib_test_ttable_LDADD = $(ALL_TESTS_LDADD)
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lib_test_zmq_LDADD = $(ALL_TESTS_LDADD) ../lib/libfrrzmq.la
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lib_cli_test_cli_LDADD = $(ALL_TESTS_LDADD)
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lib_cli_test_commands_LDADD = $(ALL_TESTS_LDADD)
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bgpd_test_aspath_LDADD = $(BGP_TEST_LDADD)
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212
tests/lib/test_zmq.c
Normal file
212
tests/lib/test_zmq.c
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@ -0,0 +1,212 @@
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/*
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* ZeroMQ event test
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* Copyright (C) 2017 David Lamparter, for NetDEF, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <zebra.h>
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#include "memory.h"
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#include "sigevent.h"
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#include "frr_zmq.h"
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DEFINE_MTYPE_STATIC(LIB, TESTBUF, "zmq test buffer")
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static struct thread_master *master;
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static void msg_buf_free(void *data, void *hint)
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{
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XFREE(MTYPE_TESTBUF, data);
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}
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static void run_client(int syncfd)
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{
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int i, j;
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char buf[32];
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char dummy;
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void *zmqctx = NULL;
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void *zmqsock;
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read(syncfd, &dummy, 1);
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zmqctx = zmq_ctx_new();
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zmq_ctx_set(zmqctx, ZMQ_IPV6, 1);
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zmqsock = zmq_socket(zmqctx, ZMQ_REQ);
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if (zmq_connect(zmqsock, "tcp://127.0.0.1:17171")) {
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perror("zmq_connect");
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exit(1);
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}
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/* single-part */
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for (i = 0; i < 8; i++) {
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snprintf(buf, sizeof(buf), "msg #%d %c%c%c",
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i, 'a' + i, 'b' + i, 'c' + i);
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printf("client send: %s\n", buf);
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fflush(stdout);
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zmq_send(zmqsock, buf, strlen(buf) + 1, 0);
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zmq_recv(zmqsock, buf, sizeof(buf), 0);
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printf("client recv: %s\n", buf);
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}
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/* multipart */
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for (i = 2; i < 5; i++) {
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int more;
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printf("---\n");
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for (j = 1; j <= i; j++) {
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zmq_msg_t part;
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char *dyn = XMALLOC(MTYPE_TESTBUF, 32);
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snprintf(dyn, 32, "part %d/%d", j, i);
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printf("client send: %s\n", dyn);
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fflush(stdout);
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zmq_msg_init_data(&part, dyn, strlen(dyn) + 1,
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msg_buf_free, NULL);
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zmq_msg_send(&part, zmqsock, j < i ? ZMQ_SNDMORE : 0);
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}
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zmq_msg_t part;
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do {
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char *data;
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zmq_msg_recv(&part, zmqsock, 0);
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data = zmq_msg_data(&part);
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more = zmq_msg_more(&part);
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printf("client recv (more: %d): %s\n", more, data);
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} while (more);
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zmq_msg_close(&part);
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}
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zmq_close(zmqsock);
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zmq_ctx_term(zmqctx);
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}
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static struct frrzmq_cb *cb;
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static void serverpartfn(void *arg, void *zmqsock, zmq_msg_t *msg,
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unsigned partnum)
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{
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int more = zmq_msg_more(msg);
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char *in = zmq_msg_data(msg);
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size_t i;
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zmq_msg_t reply;
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char *out;
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printf("server recv part %u (more: %d): %s\n", partnum, more, in);
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fflush(stdout);
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/* REQ-REP doesn't allow sending a reply here */
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if (more)
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return;
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out = XMALLOC(MTYPE_TESTBUF, strlen(in) + 1);
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for (i = 0; i < strlen(in); i++)
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out[i] = toupper(in[i]);
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out[i] = '\0';
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zmq_msg_init_data(&reply, out, strlen(out) + 1, msg_buf_free, NULL);
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zmq_msg_send(&reply, zmqsock, ZMQ_SNDMORE);
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out = XMALLOC(MTYPE_TESTBUF, 32);
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snprintf(out, 32, "msg# was %u", partnum);
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zmq_msg_init_data(&reply, out, strlen(out) + 1, msg_buf_free, NULL);
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zmq_msg_send(&reply, zmqsock, 0);
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}
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static void serverfn(void *arg, void *zmqsock)
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{
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static int num = 0;
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char buf[32];
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size_t i;
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zmq_recv(zmqsock, buf, sizeof(buf), 0);
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printf("server recv: %s\n", buf);
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fflush(stdout);
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for (i = 0; i < strlen(buf); i++)
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buf[i] = toupper(buf[i]);
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zmq_send(zmqsock, buf, strlen(buf) + 1, 0);
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if (++num < 4)
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return;
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/* change to multipart callback */
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frrzmq_thread_cancel(cb);
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cb = frrzmq_thread_add_read_part(master, serverpartfn, NULL, zmqsock);
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}
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static void sigchld(void)
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{
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printf("child exited.\n");
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frrzmq_thread_cancel(cb);
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}
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static struct quagga_signal_t sigs[] = {
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{
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.signal = SIGCHLD,
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.handler = sigchld,
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},
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};
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static void run_server(int syncfd)
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{
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void *zmqsock;
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char dummy = 0;
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struct thread t;
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master = thread_master_create(NULL);
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signal_init(master, array_size(sigs), sigs);
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frrzmq_init();
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zmqsock = zmq_socket(frrzmq_context, ZMQ_REP);
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if (zmq_bind(zmqsock, "tcp://*:17171")) {
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perror("zmq_bind");
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exit(1);
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}
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cb = frrzmq_thread_add_read_msg(master, serverfn, NULL, zmqsock);
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write(syncfd, &dummy, sizeof(dummy));
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while (thread_fetch(master, &t))
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thread_call(&t);
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zmq_close(zmqsock);
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frrzmq_finish();
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thread_master_free(master);
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log_memstats_stderr("test");
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}
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int main(void)
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{
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int syncpipe[2];
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pid_t child;
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if (pipe(syncpipe)) {
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perror("pipe");
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exit(1);
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}
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child = fork();
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if (child < 0) {
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perror("fork");
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exit(1);
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} else if (child == 0) {
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run_client(syncpipe[0]);
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exit(0);
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}
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run_server(syncpipe[1]);
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exit(0);
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}
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