int XS_TEST_MAIN ()
{
fprintf (stderr, "msg_flags test running...\n");
// Create the infrastructure
void *ctx = xs_init ();
assert (ctx);
void *sb = xs_socket (ctx, XS_XREP);
assert (sb);
int rc = xs_bind (sb, "inproc://a");
assert (rc == 0);
void *sc = xs_socket (ctx, XS_XREQ);
assert (sc);
rc = xs_connect (sc, "inproc://a");
assert (rc == 0);
// Send 2-part message.
rc = xs_send (sc, "A", 1, XS_SNDMORE);
assert (rc == 1);
rc = xs_send (sc, "B", 1, 0);
assert (rc == 1);
// Identity comes first.
xs_msg_t msg;
rc = xs_msg_init (&msg);
assert (rc == 0);
rc = xs_recvmsg (sb, &msg, 0);
assert (rc >= 0);
int more;
size_t more_size = sizeof (more);
rc = xs_getmsgopt (&msg, XS_MORE, &more, &more_size);
assert (rc == 0);
assert (more == 1);
// Then the first part of the message body.
rc = xs_recvmsg (sb, &msg, 0);
assert (rc == 1);
more_size = sizeof (more);
rc = xs_getmsgopt (&msg, XS_MORE, &more, &more_size);
assert (rc == 0);
assert (more == 1);
// And finally, the second part of the message body.
rc = xs_recvmsg (sb, &msg, 0);
assert (rc == 1);
more_size = sizeof (more);
rc = xs_getmsgopt (&msg, XS_MORE, &more, &more_size);
assert (rc == 0);
assert (more == 0);
// Deallocate the infrastructure.
rc = xs_close (sc);
assert (rc == 0);
rc = xs_close (sb);
assert (rc == 0);
rc = xs_term (ctx);
assert (rc == 0);
return 0 ;
}
static void *worker (void *ctx_)
#endif
{
void *s;
int rc;
int i;
xs_msg_t msg;
s = xs_socket (ctx_, XS_REP);
if (!s) {
printf ("error in xs_socket: %s\n", xs_strerror (errno));
exit (1);
}
rc = xs_connect (s, "inproc://lat_test");
if (rc == -1) {
printf ("error in xs_connect: %s\n", xs_strerror (errno));
exit (1);
}
rc = xs_msg_init (&msg);
if (rc != 0) {
printf ("error in xs_msg_init: %s\n", xs_strerror (errno));
exit (1);
}
for (i = 0; i != roundtrip_count; i++) {
rc = xs_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_recvmsg: %s\n", xs_strerror (errno));
exit (1);
}
rc = xs_sendmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_sendmsg: %s\n", xs_strerror (errno));
exit (1);
}
}
rc = xs_msg_close (&msg);
if (rc != 0) {
printf ("error in xs_msg_close: %s\n", xs_strerror (errno));
exit (1);
}
rc = xs_close (s);
if (rc != 0) {
printf ("error in xs_close: %s\n", xs_strerror (errno));
exit (1);
}
#if defined XS_HAVE_WINDOWS
return 0;
#else
return NULL;
#endif
}
int zmq_msg_init (zmq_msg_t *msg)
{
xs_msg_t *content = (xs_msg_t*) malloc (sizeof (xs_msg_t));
assert (content);
int rc = xs_msg_init (content);
if (rc != 0)
return -1;
msg->content = (void*) content;
return 0;
}
int xs_sock_send (xs_sock *self, const void *buf, size_t len, int flags)
{
int rc;
/* Convert buffer into a message. */
xs_msg msg;
rc = xs_msg_init (&msg, len);
if (rc < 0)
return rc;
memcpy (xs_msg_data (&msg), buf, len);
xs_mutex_lock (&self->sync);
while (1) {
/* Start the send operation. */
rc = xs_tcpout_send (&self->out, &msg);
/* If send succeeded synchronously, we can return immediately. */
if (likely (rc == 0)) {
xs_mutex_unlock (&self->sync);
return (int) len;
}
/* If the asynchronous send operation is pending, we can return
immediately, however, we have to mark the connection is not
writeable at the moment. */
if (rc == -EINPROGRESS) {
xs_mutex_unlock (&self->sync);
return (int) len;
}
/* In send is non-blocking and we cannot send, return to the caller. */
xs_assert (rc == -EAGAIN);
if (flags & XS_DONTWAIT) {
xs_mutex_unlock (&self->sync);
return -EAGAIN;
}
/* Wait till socket becomes writeable. */
rc = pthread_cond_wait (&self->writeable, &self->sync);
errnum_assert (rc);
}
}
int main (int argc, char *argv [])
{
const char *bind_to;
int message_count;
size_t message_size;
void *ctx;
void *s;
int rc;
int i;
xs_msg_t msg;
void *watch;
unsigned long elapsed;
unsigned long throughput;
double megabits;
if (argc != 4) {
printf ("usage: local_thr <bind-to> <message-size> <message-count>\n");
return 1;
}
bind_to = argv [1];
message_size = atoi (argv [2]);
message_count = atoi (argv [3]);
ctx = xs_init ();
if (!ctx) {
printf ("error in xs_init: %s\n", xs_strerror (errno));
return -1;
}
s = xs_socket (ctx, XS_PULL);
if (!s) {
printf ("error in xs_socket: %s\n", xs_strerror (errno));
return -1;
}
// Add your socket options here.
// For example XS_RATE, XS_RECOVERY_IVL and XS_MCAST_LOOP for PGM.
rc = xs_bind (s, bind_to);
if (rc == -1) {
printf ("error in xs_bind: %s\n", xs_strerror (errno));
return -1;
}
rc = xs_msg_init (&msg);
if (rc != 0) {
printf ("error in xs_msg_init: %s\n", xs_strerror (errno));
return -1;
}
rc = xs_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_recvmsg: %s\n", xs_strerror (errno));
return -1;
}
if (xs_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
watch = xs_stopwatch_start ();
for (i = 0; i != message_count - 1; i++) {
rc = xs_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_recvmsg: %s\n", xs_strerror (errno));
return -1;
}
if (xs_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
}
elapsed = xs_stopwatch_stop (watch);
if (elapsed == 0)
elapsed = 1;
rc = xs_msg_close (&msg);
if (rc != 0) {
printf ("error in xs_msg_close: %s\n", xs_strerror (errno));
return -1;
}
throughput = (unsigned long)
((double) message_count / (double) elapsed * 1000000);
megabits = (double) (throughput * message_size * 8) / 1000000;
printf ("message size: %d [B]\n", (int) message_size);
printf ("message count: %d\n", (int) message_count);
printf ("mean throughput: %d [msg/s]\n", (int) throughput);
printf ("mean throughput: %.3f [Mb/s]\n", (double) megabits);
rc = xs_close (s);
if (rc != 0) {
printf ("error in xs_close: %s\n", xs_strerror (errno));
return -1;
}
rc = xs_term (ctx);
if (rc != 0) {
printf ("error in xs_term: %s\n", xs_strerror (errno));
return -1;
}
return 0;
}
int zmq_device (int device, void *frontend, void *backend)
{
int more;
size_t size;
xs_msg_t msg;
xs_pollitem_t items [2];
int rc = xs_msg_init (&msg);
if (rc != 0)
return -1;
items [0].socket = frontend;
items [0].events = XS_POLLIN;
items [1].socket = backend;
items [1].events = XS_POLLIN;
while (1) {
rc = xs_poll (&items [0], 2, -1);
if (rc < 0)
return -1;
if (items [0].revents & XS_POLLIN) {
while (1) {
rc = xs_recvmsg (frontend, &msg, 0);
if (rc < 0)
return -1;
size = sizeof (more);
rc = xs_getsockopt (frontend, XS_RCVMORE, &more, &size);
if (rc < 0)
return -1;
rc = xs_sendmsg (backend, &msg, more ? XS_SNDMORE : 0);
if (rc < 0)
return -1;
if (!more)
break;
}
}
if (items [1].revents & XS_POLLIN) {
while (1) {
rc = xs_recvmsg (backend, &msg, 0);
if (rc < 0)
return -1;
size = sizeof (more);
rc = xs_getsockopt (backend, XS_RCVMORE, &more, &size);
if (rc < 0)
return -1;
rc = xs_sendmsg (frontend, &msg, more ? ZMQ_SNDMORE : 0);
if (rc < 0)
return -1;
if (!more)
break;
}
}
}
return 0;
}
nmsg_res
_input_nmsg_read_container_xs(nmsg_input_t input, Nmsg__Nmsg **nmsg) {
int ret;
nmsg_res res;
uint8_t *buf;
size_t buf_len;
ssize_t msgsize = 0;
xs_msg_t xmsg;
xs_pollitem_t xitems[1];
/* poll */
xitems[0].socket = input->stream->xs;
xitems[0].events = XS_POLLIN;
ret = xs_poll(xitems, 1, NMSG_RBUF_TIMEOUT);
if (ret == 0 || (ret == -1 && errno == EINTR))
return (nmsg_res_again);
else if (ret == -1)
return (nmsg_res_read_failure);
/* initialize XS message object */
if (xs_msg_init(&xmsg))
return (nmsg_res_failure);
/* read the NMSG container */
if (xs_recvmsg(input->stream->xs, &xmsg, 0) == -1) {
res = nmsg_res_failure;
goto out;
}
nmsg_timespec_get(&input->stream->now);
/* get buffer from the XS message */
buf = xs_msg_data(&xmsg);
buf_len = xs_msg_size(&xmsg);
if (buf_len < NMSG_HDRLSZ_V2) {
res = nmsg_res_failure;
goto out;
}
/* deserialize the NMSG header */
res = _input_nmsg_deserialize_header(buf, buf_len, &msgsize, &input->stream->flags);
if (res != nmsg_res_success)
goto out;
buf += NMSG_HDRLSZ_V2;
/* the entire message must have been read by xs_recvmsg() */
assert((size_t) msgsize == buf_len - NMSG_HDRLSZ_V2);
/* unpack message */
res = _input_nmsg_unpack_container(input, nmsg, buf, msgsize);
/* update seqsrc counts */
if (input->stream->verify_seqsrc && *nmsg != NULL) {
struct nmsg_seqsrc *seqsrc = _input_seqsrc_get(input, *nmsg);
if (seqsrc != NULL)
_input_seqsrc_update(input, seqsrc, *nmsg);
}
/* expire old outstanding fragments */
_input_frag_gc(input->stream);
out:
xs_msg_close(&xmsg);
return (res);
}
int XS_TEST_MAIN ()
{
fprintf (stderr, "reqrep_device test running...\n");
void *ctx = xs_init ();
errno_assert (ctx);
// Create a req/rep device.
void *xreq = xs_socket (ctx, XS_XREQ);
errno_assert (xreq);
int rc = xs_bind (xreq, "tcp://127.0.0.1:5560");
errno_assert (rc != -1);
void *xrep = xs_socket (ctx, XS_XREP);
errno_assert (xrep);
rc = xs_bind (xrep, "tcp://127.0.0.1:5561");
errno_assert (rc != -1);
// Create a worker.
void *rep = xs_socket (ctx, XS_REP);
errno_assert (rep);
rc = xs_connect (rep, "tcp://127.0.0.1:5560");
errno_assert (rc != -1);
// Create a client.
void *req = xs_socket (ctx, XS_REQ);
errno_assert (req);
rc = xs_connect (req, "tcp://127.0.0.1:5561");
errno_assert (rc != -1);
// Send a request.
rc = xs_send (req, "ABC", 3, XS_SNDMORE);
errno_assert (rc == 3);
rc = xs_send (req, "DEF", 3, 0);
errno_assert (rc == 3);
// Pass the request through the device.
for (int i = 0; i != 4; i++) {
xs_msg_t msg;
rc = xs_msg_init (&msg);
errno_assert (rc == 0);
rc = xs_recvmsg (xrep, &msg, 0);
errno_assert (rc >= 0);
int rcvmore;
size_t sz = sizeof (rcvmore);
rc = xs_getsockopt (xrep, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
rc = xs_sendmsg (xreq, &msg, rcvmore ? XS_SNDMORE : 0);
errno_assert (rc >= 0);
}
// Receive the request.
char buff [3];
rc = xs_recv (rep, buff, 3, 0);
errno_assert (rc == 3);
assert (memcmp (buff, "ABC", 3) == 0);
int rcvmore;
size_t sz = sizeof (rcvmore);
rc = xs_getsockopt (rep, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
assert (rcvmore);
rc = xs_recv (rep, buff, 3, 0);
errno_assert (rc == 3);
assert (memcmp (buff, "DEF", 3) == 0);
rc = xs_getsockopt (rep, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
assert (!rcvmore);
// Send the reply.
rc = xs_send (rep, "GHI", 3, XS_SNDMORE);
errno_assert (rc == 3);
rc = xs_send (rep, "JKL", 3, 0);
errno_assert (rc == 3);
// Pass the reply through the device.
for (int i = 0; i != 4; i++) {
xs_msg_t msg;
rc = xs_msg_init (&msg);
errno_assert (rc == 0);
rc = xs_recvmsg (xreq, &msg, 0);
errno_assert (rc >= 0);
rc = xs_getsockopt (xreq, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
rc = xs_sendmsg (xrep, &msg, rcvmore ? XS_SNDMORE : 0);
errno_assert (rc >= 0);
}
// Receive the reply.
rc = xs_recv (req, buff, 3, 0);
errno_assert (rc == 3);
assert (memcmp (buff, "GHI", 3) == 0);
rc = xs_getsockopt (req, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
assert (rcvmore);
rc = xs_recv (req, buff, 3, 0);
errno_assert (rc == 3);
assert (memcmp (buff, "JKL", 3) == 0);
rc = xs_getsockopt (req, XS_RCVMORE, &rcvmore, &sz);
errno_assert (rc == 0);
assert (!rcvmore);
// Clean up.
rc = xs_close (req);
errno_assert (rc == 0);
rc = xs_close (rep);
errno_assert (rc == 0);
rc = xs_close (xrep);
errno_assert (rc == 0);
rc = xs_close (xreq);
errno_assert (rc == 0);
rc = xs_term (ctx);
errno_assert (rc == 0);
return 0 ;
}
int main (int argc, char *argv [])
{
#if defined XS_HAVE_WINDOWS
HANDLE local_thread;
#else
pthread_t local_thread;
#endif
void *ctx;
void *s;
int rc;
int i;
xs_msg_t msg;
void *watch;
unsigned long elapsed;
unsigned long throughput;
double megabits;
if (argc != 3) {
printf ("usage: thread_thr <message-size> <message-count>\n");
return 1;
}
message_size = atoi (argv [1]);
message_count = atoi (argv [2]);
ctx = xs_init ();
if (!ctx) {
printf ("error in xs_init: %s\n", xs_strerror (errno));
return -1;
}
s = xs_socket (ctx, XS_PULL);
if (!s) {
printf ("error in xs_socket: %s\n", xs_strerror (errno));
return -1;
}
rc = xs_bind (s, "inproc://thr_test");
if (rc == -1) {
printf ("error in xs_bind: %s\n", xs_strerror (errno));
return -1;
}
#if defined XS_HAVE_WINDOWS
local_thread = (HANDLE) _beginthreadex (NULL, 0,
worker, ctx, 0 , NULL);
if (local_thread == 0) {
printf ("error in _beginthreadex\n");
return -1;
}
#else
rc = pthread_create (&local_thread, NULL, worker, ctx);
if (rc != 0) {
printf ("error in pthread_create: %s\n", xs_strerror (rc));
return -1;
}
#endif
rc = xs_msg_init (&msg);
if (rc != 0) {
printf ("error in xs_msg_init: %s\n", xs_strerror (errno));
return -1;
}
printf ("message size: %d [B]\n", (int) message_size);
printf ("message count: %d\n", (int) message_count);
rc = xs_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_recvmsg: %s\n", xs_strerror (errno));
return -1;
}
if (xs_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
watch = xs_stopwatch_start ();
for (i = 0; i != message_count - 1; i++) {
rc = xs_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in xs_recvmsg: %s\n", xs_strerror (errno));
return -1;
}
if (xs_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
}
elapsed = xs_stopwatch_stop (watch);
if (elapsed == 0)
elapsed = 1;
rc = xs_msg_close (&msg);
if (rc != 0) {
printf ("error in xs_msg_close: %s\n", xs_strerror (errno));
return -1;
}
#if defined XS_HAVE_WINDOWS
DWORD rc2 = WaitForSingleObject (local_thread, INFINITE);
if (rc2 == WAIT_FAILED) {
printf ("error in WaitForSingleObject\n");
return -1;
}
BOOL rc3 = CloseHandle (local_thread);
if (rc3 == 0) {
printf ("error in CloseHandle\n");
return -1;
}
#else
rc = pthread_join (local_thread, NULL);
if (rc != 0) {
printf ("error in pthread_join: %s\n", xs_strerror (rc));
return -1;
}
#endif
rc = xs_close (s);
if (rc != 0) {
printf ("error in xs_close: %s\n", xs_strerror (errno));
return -1;
}
rc = xs_term (ctx);
if (rc != 0) {
printf ("error in xs_term: %s\n", xs_strerror (errno));
return -1;
}
throughput = (unsigned long)
((double) message_count / (double) elapsed * 1000000);
megabits = (double) (throughput * message_size * 8) / 1000000;
printf ("mean throughput: %d [msg/s]\n", (int) throughput);
printf ("mean throughput: %.3f [Mb/s]\n", (double) megabits);
return 0;
}
int xs_instream_recv (xs_instream *self, xs_msg *msg)
{
int rc;
ssize_t nbytes;
/* If there's a message available, return is straight away. */
if (self->state == 2) {
xs_msg_move (msg, &self->msg);
self->state = 0;
return 0;
}
/* If message is being asynchronously received at the moment, there's
no message to return yet. */
if (self->state == 1)
return -EINPROGRESS;
/* Try to read the message in a synchronous way. */
nbytes = recv (self->fd, self->sizebuf, 8, MSG_DONTWAIT);
/* Sanitation of the result. */
if (unlikely (nbytes == 0)) {
errno = ECONNREFUSED;
nbytes = -1;
}
else if (unlikely (nbytes == -1 &&
(errno == EAGAIN || errno == EWOULDBLOCK)))
nbytes = 0;
errno_assert (nbytes >= 0);
if (nbytes < 8) {
self->recvd = nbytes;
/* TODO: xs_instream_launch_async (self); */
return -EINPROGRESS;
}
rc = xs_msg_init (&self->msg, xs_getll (self->sizebuf));
err_assert (rc);
nbytes = recv (self->fd, xs_msg_data (&self->msg), xs_msg_size (&self->msg),
MSG_DONTWAIT);
/* Sanitation of the result. */
if (unlikely (nbytes == 0)) {
errno = ECONNREFUSED;
nbytes = -1;
}
else if (unlikely (nbytes == -1 &&
(errno == EAGAIN || errno == EWOULDBLOCK)))
nbytes = 0;
if (nbytes < xs_msg_size (&self->msg)) {
self->recvd = nbytes + 8;
/* TODO: xs_instream_launch_async (self); */
return -EINPROGRESS;
}
/* Synchronous receive was successful. */
xs_msg_move (msg, &self->msg);
return 0;
}
