static ssize_t _thsafe_zmq_client_read_generic (smio_t *self, loff_t offs, uint8_t *data,
uint32_t size)
{
assert (self);
ssize_t ret_size = -1;
zmsg_t *send_msg = zmsg_new ();
ASSERT_ALLOC(send_msg, err_msg_alloc);
uint32_t opcode;
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Calling _thsafe_read_generic\n");
switch (size) {
case THSAFE_READ_16_DSIZE:
opcode = THSAFE_READ_16;
break;
case THSAFE_READ_32_DSIZE:
opcode = THSAFE_READ_32;
break;
case THSAFE_READ_64_DSIZE:
opcode = THSAFE_READ_64;
break;
default:
opcode = THSAFE_READ_32;
}
/* Message is:
* frame 0: READ<size> opcode
* frame 1: offset */
int zerr = zmsg_addmem (send_msg, &opcode, sizeof (opcode));
ASSERT_TEST(zerr == 0, "Could not add READ opcode in message",
err_add_opcode);
zerr = zmsg_addmem (send_msg, &offs, sizeof (offs));
ASSERT_TEST(zerr == 0, "Could not add offset in message",
err_add_offset);
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Sending message:\n");
#ifdef LOCAL_MSG_DBG
zmsg_print (send_msg);
#endif
zerr = zmsg_send (&send_msg, self->pipe);
ASSERT_TEST(zerr == 0, "Could not send message", err_send_msg);
/* Message is:
* frame 0: reply code
* frame 1: return code
* frame 2: data */
ret_size = _thsafe_zmq_client_recv_read (self, data, size);
err_send_msg:
err_add_offset:
err_add_opcode:
zmsg_destroy (&send_msg);
err_msg_alloc:
return ret_size;
}
/**
* Send a message, but leave the reply on the socket
* @param uuid
* A unique identifier for this send
* @param command
* The string that will be sent
* @return
* If the send was successful
*/
bool BoomStick::SendAsync(const std::string& uuid, const std::string& command) {
if (0 == mUtilizedThread) {
mUtilizedThread = pthread_self();
} else {
CHECK(pthread_self() == mUtilizedThread);
}
if (nullptr == mCtx || nullptr == mChamber) {
return false;
}
bool success = true;
if (FindPendingUuid(uuid)) {
return true;
}
zmsg_t* msg = zmsg_new();
if (zmsg_addmem(msg, uuid.c_str(), uuid.size()) < 0) {
success = false;
LOG(WARNING) << "queue error " << zmq_strerror(zmq_errno());
} else if (zmsg_addmem(msg, command.c_str(), command.size()) < 0) {
success = false;
LOG(WARNING) << "queue error " << zmq_strerror(zmq_errno());
} else {
zmq_pollitem_t items[1];
items[0].socket = mChamber;
items[0].events = ZMQ_POLLOUT;
int rc = zmq_poll(items, 1, 0);
if (0 == rc) {
zmq_poll(items,1,100);
}
if (rc < 0) {
success = false;
LOG(WARNING) << "Queue error, cannot poll for status";
} else if (1 == rc) {
if ((items[0].revents & ZMQ_POLLOUT) != ZMQ_POLLOUT) {
LOG(WARNING) << "Queue error, cannot send messages the queue is full";
std::this_thread::sleep_for(std::chrono::milliseconds(100));
success = false;
} else if (zmsg_send(&msg, mChamber) == 0) {
success = true;
mPendingReplies[uuid] = std::time(NULL);
} else {
LOG(WARNING) << "queue error " << zmq_strerror(zmq_errno());
success = false;
}
} else {
LOG(WARNING) << "Queue error, timeout waiting for queue to be ready";
success = false;
}
}
if (msg) {
zmsg_destroy(&msg);
}
return success;
}
static void zmqwriter (flux_reactor_t *r, flux_watcher_t *w,
int revents, void *arg)
{
void *sock = flux_zmq_watcher_get_zsock (w);
static int count = 0;
if (revents & FLUX_POLLERR) {
fprintf (stderr, "%s: FLUX_POLLERR is set\n", __FUNCTION__);
goto error;
}
if (revents & FLUX_POLLOUT) {
uint8_t blob[64];
zmsg_t *zmsg = zmsg_new ();
if (!zmsg || zmsg_addmem (zmsg, blob, sizeof (blob)) < 0) {
fprintf (stderr, "%s: failed to create message: %s\n",
__FUNCTION__, strerror (errno));
goto error;
}
if (zmsg_send (&zmsg, sock) < 0) {
fprintf (stderr, "%s: zmsg_send: %s\n",
__FUNCTION__, strerror (errno));
goto error;
}
count++;
if (count == zmqwriter_msgcount)
flux_watcher_stop (w);
}
return;
error:
flux_reactor_stop_error (r);
}
zmsg_t *create_data_message(const char *data, uint32_t data_size)
{
zmsg_t *msg = create_base_message(MSGTYPE_DATA);
zmsg_addmem(msg, data, data_size);
return msg;
}
static int
s_zap_request_reply (zap_request_t *self, char *status_code, char *status_text, unsigned char *metadata, size_t metasize)
{
if (self->verbose)
zsys_info ("zauth: - ZAP reply status_code=%s status_text=%s",
status_code, status_text);
zmsg_t *msg = zmsg_new ();
int rc = zmsg_addstr(msg, "1.0");
assert (rc == 0);
rc = zmsg_addstr(msg, self->sequence);
assert (rc == 0);
rc = zmsg_addstr(msg, status_code);
assert (rc == 0);
rc = zmsg_addstr(msg, status_text);
assert (rc == 0);
rc = zmsg_addstr(msg, "");
assert (rc == 0);
rc = zmsg_addmem(msg, metadata, metasize);
assert (rc == 0);
rc = zmsg_send(&msg, self->handler);
assert (rc == 0);
return 0;
}
zmsg_t *create_base_message(int16_t msgtype)
{
zmsg_t *msg = zmsg_new();
zmsg_addmem(msg, &msgtype, sizeof(int16_t));
return msg;
}
/**** Read data block from device function pointer, size in bytes ****/
ssize_t thsafe_zmq_client_read_block (smio_t *self, loff_t offs, size_t size, uint32_t *data)
{
assert (self);
ssize_t ret_size = -1;
zmsg_t *send_msg = zmsg_new ();
ASSERT_ALLOC(send_msg, err_msg_alloc);
uint32_t opcode = THSAFE_READ_BLOCK;
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Calling thsafe_read_block\n");
/* Message is:
* frame 0: READ_BLOCK opcode
* frame 1: offset
* frame 2: number of bytes to be read */
int zerr = zmsg_addmem (send_msg, &opcode, sizeof (opcode));
ASSERT_TEST(zerr == 0, "Could not add READ opcode in message",
err_add_opcode);
zerr = zmsg_addmem (send_msg, &offs, sizeof (offs));
ASSERT_TEST(zerr == 0, "Could not add offset in message",
err_add_offset);
zerr = zmsg_addmem (send_msg, &size, sizeof (size));
ASSERT_TEST(zerr == 0, "Could not add size in message",
err_add_size);
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Sending message:\n");
#ifdef LOCAL_MSG_DBG
zmsg_print (send_msg);
#endif
zerr = zmsg_send (&send_msg, self->pipe);
ASSERT_TEST(zerr == 0, "Could not send message", err_send_msg);
/* Message is:
* frame 0: reply code
* frame 1: return code
* frame 2: data */
ret_size = _thsafe_zmq_client_recv_read (self, (uint8_t *) data, size);
err_send_msg:
err_add_size:
err_add_offset:
err_add_opcode:
zmsg_destroy (&send_msg);
err_msg_alloc:
return ret_size;
}
/**** Write data block from device function pointer, size in bytes ****/
ssize_t thsafe_zmq_client_write_block (smio_t *self, loff_t offs, size_t size, const uint32_t *data)
{
assert (self);
ssize_t ret_size = -1;
zmsg_t *send_msg = zmsg_new ();
ASSERT_ALLOC(send_msg, err_msg_alloc);
uint32_t opcode = THSAFE_WRITE_BLOCK;
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Calling thsafe_write_block\n");
/* Message is:
* frame 0: WRITE_BLOCK opcode
* frame 1: offset
* frame 2: data to be written
* */
int zerr = zmsg_addmem (send_msg, &opcode, sizeof (opcode));
ASSERT_TEST(zerr == 0, "Could not add WRITE opcode in message",
err_add_opcode);
zerr = zmsg_addmem (send_msg, &offs, sizeof (offs));
ASSERT_TEST(zerr == 0, "Could not add offset in message",
err_add_offset);
zerr = zmsg_addmem (send_msg, data, size);
ASSERT_TEST(zerr == 0, "Could not add data in message",
err_add_data);
DBE_DEBUG (DBG_MSG | DBG_LVL_TRACE, "[smio_thsafe_client:zmq] Sending message:\n");
#ifdef LOCAL_MSG_DBG
zmsg_print (send_msg);
#endif
zerr = zmsg_send (&send_msg, self->pipe);
ASSERT_TEST(zerr == 0, "Could not send message", err_send_msg);
/* Message is:
* frame 0: reply code
* frame 1: return code */
ret_size = _thsafe_zmq_client_recv_write (self);
err_send_msg:
err_add_data:
err_add_offset:
err_add_opcode:
zmsg_destroy (&send_msg);
err_msg_alloc:
return ret_size;
}
static bpm_client_err_e _bpm_data_acquire (bpm_client_t *self, char *service,
acq_req_t *acq_req)
{
assert (self);
assert (service);
assert (acq_req);
bpm_client_err_e err = BPM_CLIENT_SUCCESS;
ACQ_OPCODE_TYPE operation = ACQ_OPCODE_DATA_ACQUIRE;
/* Message is:
* frame 0: operation code
* frame 1: number of samples
* frame 2: channel */
zmsg_t *request = zmsg_new ();
zmsg_addmem (request, &operation, sizeof (operation));
zmsg_addmem (request, &acq_req->num_samples, sizeof (acq_req->num_samples));
zmsg_addmem (request, &acq_req->chan, sizeof (acq_req->chan));
mdp_client_send (self->mdp_client, service, &request);
/* Receive report */
zmsg_t *report = mdp_client_recv (self->mdp_client, NULL, NULL);
ASSERT_TEST(report != NULL, "Report received is NULL", err_null_report);
assert (zmsg_size (report) == 1);
/* Message is:
* frame 0: error code */
zframe_t *err_code = zmsg_pop(report);
ASSERT_TEST(err_code != NULL, "Could not receive error code", err_null_code);
if ( *(ACQ_REPLY_TYPE *) zframe_data(err_code) != ACQ_OK) {
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_data_acquire: "
"Data acquire was not required correctly\n");
err = BPM_CLIENT_ERR_AGAIN;
goto err_data_acquire;
}
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_data_acquire: "
"Data acquire was successfully required\n");
err_data_acquire:
zframe_destroy (&err_code);
err_null_code:
zmsg_destroy (&report);
err_null_report:
return err;
}
int
zsock_signal (void *self, byte status)
{
assert (self);
int64_t signal_value = 0x7766554433221100L + status;
zmsg_t *msg = zmsg_new ();
zmsg_addmem (msg, &signal_value, 8);
return zmsg_send (&msg, self);
}
int
zsock_sendmem (zsock_t *self, const void *data, size_t size)
{
assert (self);
assert (data);
zmsg_t *msg = zmsg_new ();
zmsg_addmem (msg, data, size);
return zmsg_send (&msg, self);
}
zmsg_t *
zmsg_new_signal (byte status)
{
zmsg_t *self = zmsg_new ();
int64_t signal_value = 0x7766554433221100L + status;
if (zmsg_addmem (self, &signal_value, 8))
zmsg_destroy (&self);
return self;
}
/**************** FMC130M SMIO Functions ****************/
bpm_client_err_e bpm_blink_leds (bpm_client_t *self, char *service, uint32_t leds)
{
assert (self);
assert (service);
bpm_client_err_e err = BPM_CLIENT_SUCCESS;
FMC130M_4CH_REPLY_TYPE operation = FMC130M_4CH_OPCODE_LEDS;
zmsg_t *request = zmsg_new ();
err = (request == NULL) ? BPM_CLIENT_ERR_ALLOC : err;
ASSERT_ALLOC(request, err_send_msg_alloc);
zmsg_addmem (request, &operation, sizeof (operation));
zmsg_addmem (request, &leds, sizeof (leds));
mdp_client_send (self->mdp_client, service, &request);
err_send_msg_alloc:
return err;
}
// ---------------------------------------------------------------------
// Whisper to peer
void lsd_whisper(lsd_handle_t* self, const char* peer, const uint8_t * msg, size_t len)
{
assert(self);
assert(peer);
zmsg_t* outgoing = zmsg_new();
zmsg_addstr (outgoing, peer);
if(msg && len) {
zmsg_addmem(outgoing, msg, len);
}
zre_node_shout(self->interface, &outgoing);
zmsg_destroy(&outgoing);
}
int rrsvr_send(rrsvr_t *self, void *buf, size_t len)
{
zmsg_t *msg = zmsg_new();
if (self->mode == ASYNC_MODE) {
rrsvr_construct_envelope(self, msg);
}
zmsg_addmem(msg, buf, len);
int rc = zmsg_send(&msg, self->socket);
return rc;
}
int __message_send_data(zsock_t *sock, int16_t msgtype, const char *data, uint32_t data_size)
{
/*zmsg_t *msg = zmsg_new();*/
/*zmsg_addmem(msg, &msgtype, sizeof(int16_t));*/
/*zmsg_addmem(msg, data, data_size);*/
zmsg_t *msg = create_base_message(msgtype);
zmsg_addmem(msg, data, data_size);
int rc = zmsg_send(&msg, sock);
return rc;
}
int main(void) {
zmsg_t *msg;
zframe_t *frame;
char *str;
int i, rc;
// create push/pull sockets
zsock_t *push = zsock_new_push("inproc://example");
zsock_t *pull = zsock_new_pull("inproc://example");
// send multi-frame message
msg = zmsg_new();
zmsg_addmem(msg, "apple", 5);
zmsg_addmem(msg, "banana", 6);
zmsg_addmem(msg, "cherry", 6);
assert(zmsg_size(msg) == 3);
assert(zmsg_content_size(msg) == 5+6+6);
rc = zmsg_send(&msg, push);
assert(msg == NULL);
assert(rc == 0);
// receive multi-frame message
msg = zmsg_recv(pull);
assert(msg);
assert(zmsg_size(msg) == 3);
assert(zmsg_content_size(msg) == 5+6+6);
for (i = 0; i < 3; i++) {
str = zmsg_popstr(msg);
puts(str);
}
zmsg_destroy(&msg);
// disconnect
zsock_destroy(&push);
zsock_destroy(&pull);
return 0;
}
END_TEST
// --------------------------------------------------------------------------
/// Test _size ().
START_TEST(test_msg_size)
{
sam_selftest_introduce ("test_msg_size");
zmsg_t *zmsg = zmsg_new ();
sam_msg_t *msg = sam_msg_new (&zmsg);
ck_assert_int_eq (sam_msg_size (msg), 0);
sam_msg_destroy (&msg);
zmsg = zmsg_new ();
zmsg_addmem (zmsg, NULL, 0);
zmsg_addmem (zmsg, NULL, 0);
msg = sam_msg_new (&zmsg);
ck_assert_int_eq (sam_msg_size (msg), 2);
sam_msg_destroy (&msg);
}
/**
* @brief Send a message through the 0mq socket.
*
* This function is blocking.
*
* @returns The number of bytes sent.
*
* @param buf The data to send.
* @param len The length of buf.
*/
int mux_0mq_send_msg(void *buf, size_t len)
{
zmsg_t *msg = zmsg_new();
mux_printf("Now attempting to send message!");
zmsg_addstr(msg, display->uuid);
zmsg_addmem(msg, buf, len);
if (zmsg_size(msg) != 2) {
mux_printf_error("Something went wrong building zmsg");
return -1;
}
zmsg_send(&msg, display->zmq.socket); // TODO: figure out how return code works for this
return len;
}
int
mdp_worker_send (mdp_worker_t **self_p, void *socket)
{
assert (socket);
assert (self_p);
assert (*self_p);
mdp_worker_t *self = *self_p;
// If we're sending to a ROUTER, we send the address first
zmsg_t *msg = zmsg_new ();
if (zsockopt_type (socket) == ZMQ_ROUTER) {
assert (self->address);
zmsg_add (msg, self->address);
self->address = NULL; // Owned by msg now
}
// Send header fields
zmsg_addstr (msg, "");
zmsg_addstr (msg, "MDPW01");
zmsg_addmem (msg, &self->id, 1);
switch (self->id) {
case MDP_WORKER_READY:
zmsg_addstr (msg, self->service);
break;
case MDP_WORKER_REQUEST:
zmsg_add (msg, self->client);
self->client = NULL;
zmsg_add (msg, self->body);
self->body = NULL;
break;
case MDP_WORKER_REPLY:
zmsg_add (msg, self->client);
self->client = NULL;
zmsg_add (msg, self->body);
self->body = NULL;
break;
case MDP_WORKER_HEARBEAT:
break;
case MDP_WORKER_DISCONNECT:
break;
}
// Send the message and destroy mdp_worker object
int rc = zmsg_send (&msg, socket);
mdp_worker_destroy (self_p);
return rc;
}
int
zmsg_addmsg (zmsg_t *self, zmsg_t **msg_p)
{
assert (self);
assert (zmsg_is (self));
assert (msg_p);
zmsg_t *msg = *msg_p;
byte *data;
size_t len = zmsg_encode (msg, &data);
int r = zmsg_addmem (self, data, len);
if (r == 0) {
zmsg_destroy (&msg);
*msg_p = NULL;
}
free (data);
return r;
}
void *hczmq(void *ptr) {
struct host_connection hc;
char port[6], timestamp[16], info[25];
struct tm *tm;
int idx;
int rc;
struct request req[1];
zmsg_t *msg;
printf("message from main thread: %s\n", (char *)ptr);
// setup zmq server
zsock_t *sock = zsock_new_rep(HCZMQ_SOCK);
while(1) {
// recv
rc = get_request(sock, req);
if (rc < 0) {
// bad request
continue;
}
strftime(timestamp, 16, "%Y%m%d%H%M%S", localtime(&req->timestamp));
printf("ip: %s, timestamp: %s\n", INET_NTOA(req->ip), timestamp);
// retrieve host connection by ip and timestamp
pthread_mutex_lock(&mutex);
msg = zmsg_new();
for (idx = 0; idx < 3; idx++) {
sprintf(port, "%d", ghc->conns[idx].port);
tm = localtime(&ghc->conns[idx].timestamp);
strftime(timestamp, 16, "%Y%m%d%H%M%S", tm);
sprintf(info, "%s:%s", port, timestamp);
printf(" %s\n", info);
zmsg_addmem(msg, info, strlen(info));
}
pthread_mutex_unlock(&mutex);
// send
zmsg_send(&msg, sock);
}
pthread_exit((void*)123);
}
zmsg_t *
zmsg_dup (zmsg_t *self)
{
assert (self);
assert (zmsg_is (self));
zmsg_t *copy = zmsg_new ();
if (!copy)
return NULL;
zframe_t *frame = zmsg_first (self);
while (frame) {
if (zmsg_addmem (copy, zframe_data (frame), zframe_size (frame))) {
zmsg_destroy (©);
return NULL;
}
frame = zmsg_next (self);
}
return copy;
}
zmsg_t *
zmsg_dup (zmsg_t *self)
{
if (self) {
assert (zmsg_is (self));
zmsg_t *copy = zmsg_new ();
if (copy) {
zframe_t *frame = zmsg_first (self);
while (frame) {
if (zmsg_addmem (copy, zframe_data (frame), zframe_size (frame))) {
zmsg_destroy (©);
break; // Abandon attempt to copy message
}
frame = zmsg_next (self);
}
}
return copy;
}
else
return NULL;
}
static bpm_client_err_e _bpm_check_data_acquire (bpm_client_t *self, char *service)
{
assert (self);
assert (service);
int err = BPM_CLIENT_SUCCESS;
ACQ_OPCODE_TYPE operation = ACQ_OPCODE_CHECK_DATA_ACQUIRE;
/* Message is:
* frame 0: operation code */
zmsg_t *request = zmsg_new ();
zmsg_addmem (request, &operation, sizeof (operation));
mdp_client_send (self->mdp_client, service, &request);
/* Receive report */
zmsg_t *report = mdp_client_recv (self->mdp_client, NULL, NULL);
ASSERT_TEST(report != NULL, "Report received is NULL", err_null_report);
assert (zmsg_size (report) == 1);
/* Message is:
* frame 0: error code */
zframe_t *err_code = zmsg_pop(report);
ASSERT_TEST(err_code != NULL, "Could not receive error code", err_null_code);
if ( *(ACQ_REPLY_TYPE *) zframe_data(err_code) != ACQ_OK) {
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_check_data_acquire: "
"Check fail: data acquire was not completed\n");
err = BPM_CLIENT_ERR_SERVER;
goto err_check_data_acquire;
}
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_check_data_acquire: "
"Check ok: data acquire was successfully completed\n");
err_check_data_acquire:
zframe_destroy (&err_code);
err_null_code:
zmsg_destroy (&report);
err_null_report:
return err;
}
static void
pipe_send_data (pipe_t *self, zchunk_t **chunk_p)
{
assert (self);
assert (self->reader);
zchunk_t *chunk = *chunk_p;
assert (chunk);
if (self->reader == REMOTE_NODE) {
// Send chunk to remote node reader
zmsg_t *msg = zmsg_new ();
zmsg_addstr (msg, "DATA");
zmsg_addstr (msg, self->name);
zmsg_addmem (msg, zchunk_data (chunk), zchunk_size (chunk));
zyre_whisper (self->server->zyre, self->remote, &msg);
zchunk_destroy (chunk_p);
}
else {
client_store_chunk (self->reader, chunk_p);
engine_send_event (self->reader, have_data_event);
}
}
int main(int argc, char const * const *argv)
{
int socket_count = argc>1 ? atoi(argv[1]) : 1;
int message_count = argc>2 ? atoi(argv[2]) : 100000;
int rc;
zctx_t *context = zctx_new();
assert(context);
zctx_set_sndhwm(context, 1);
zctx_set_linger(context, 100);
// zmq 2.2 only supports up to 512 sockets
assert_x(ZMQ_VERSION <= 20200 && socket_count > 512,
"zeromq < 3.2 only supports up to 512 sockets");
void **sockets = zmalloc(socket_count * sizeof(void*));
int j;
for (j=0; j<socket_count; j++) {
void *socket = zsocket_new(context, ZMQ_PUSH);
if (NULL==socket) {
printf("Error occurred during %dth call to zsocket_new: %s\n", j, zmq_strerror (errno));
exit(1);
}
// zsocket_set_sndtimeo(socket, 10);
zsocket_set_sndhwm(socket, 10);
zsocket_set_linger(socket, 50);
zsocket_set_reconnect_ivl(socket, 100); // 100 ms
zsocket_set_reconnect_ivl_max(socket, 10 * 1000); // 10 s
// printf("hwm %d\n", zsocket_hwm(socket));
// printf("sndbuf %d\n", zsocket_sndbuf(socket));
// printf("swap %d\n", zsocket_swap(socket));
// printf("linger %d\n", zsocket_linger(socket));
// printf("sndtimeo %d\n", zsocket_sndtimeo(socket));
// printf("reconnect_ivl %d\n", zsocket_reconnect_ivl(socket));
// printf("reconnect_ivl_max %d\n", zsocket_reconnect_ivl_max(socket));
rc = zsocket_connect(socket, "tcp://localhost:12345");
assert(rc==0);
sockets[j] = socket;
zclock_sleep(10); // sleep 10 ms
}
char data[MESSAGE_BODY_SIZE];
memset(data, 'a', MESSAGE_BODY_SIZE);
char *exchanges[2] = {"zmq-device-1", "zmq-device-2"};
// char *keys[2] = {"1","2"};
int i = 0, queued = 0, rejected = 0;
for (i=0; i<message_count; i++) {
if (zsys_interrupted)
break;
zmsg_t *message = zmsg_new();
zmsg_addstr(message, exchanges[i%2]);
zmsg_addstrf(message, "logjam.zmq.test.%d.%d", i%2, i);
zmsg_addmem(message, data, MESSAGE_BODY_SIZE);
// zmsg_dump(message);
rc = zmsg_send_dont_wait(&message, sockets[i%socket_count]);
assert(message == NULL);
if (rc == 0) {
queued++;
} else {
rejected++;
}
// usleep(20);
usleep(1000);
}
printf("queued: %8d\n", queued);
printf("rejected: %8d\n", rejected);
for (i=0;i<socket_count;i++) {
zsocket_destroy(context, sockets[i]);
}
free(sockets);
zctx_destroy(&context);
return 0;
}
void
zmsg_test (bool verbose)
{
printf (" * zmsg: ");
int rc = 0;
// @selftest
// Create two PAIR sockets and connect over inproc
zsock_t *output = zsock_new_pair ("@inproc://zmsg.test");
assert (output);
zsock_t *input = zsock_new_pair (">inproc://zmsg.test");
assert (input);
// Test send and receive of single-frame message
zmsg_t *msg = zmsg_new ();
assert (msg);
zframe_t *frame = zframe_new ("Hello", 5);
assert (frame);
zmsg_prepend (msg, &frame);
assert (zmsg_size (msg) == 1);
assert (zmsg_content_size (msg) == 5);
rc = zmsg_send (&msg, output);
assert (msg == NULL);
assert (rc == 0);
msg = zmsg_recv (input);
assert (msg);
assert (zmsg_size (msg) == 1);
assert (zmsg_content_size (msg) == 5);
zmsg_destroy (&msg);
// Test send and receive of multi-frame message
msg = zmsg_new ();
assert (msg);
rc = zmsg_addmem (msg, "Frame0", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame1", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame2", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame3", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame4", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame5", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame6", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame7", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame8", 6);
assert (rc == 0);
rc = zmsg_addmem (msg, "Frame9", 6);
assert (rc == 0);
zmsg_t *copy = zmsg_dup (msg);
assert (copy);
rc = zmsg_send (©, output);
assert (rc == 0);
rc = zmsg_send (&msg, output);
assert (rc == 0);
copy = zmsg_recv (input);
assert (copy);
assert (zmsg_size (copy) == 10);
assert (zmsg_content_size (copy) == 60);
zmsg_destroy (©);
msg = zmsg_recv (input);
assert (msg);
assert (zmsg_size (msg) == 10);
assert (zmsg_content_size (msg) == 60);
// create empty file for null test
FILE *file = fopen ("zmsg.test", "w");
assert (file);
fclose (file);
file = fopen ("zmsg.test", "r");
zmsg_t *null_msg = zmsg_load (NULL, file);
assert (null_msg == NULL);
fclose (file);
remove ("zmsg.test");
// Save to a file, read back
file = fopen ("zmsg.test", "w");
assert (file);
rc = zmsg_save (msg, file);
assert (rc == 0);
fclose (file);
file = fopen ("zmsg.test", "r");
rc = zmsg_save (msg, file);
assert (rc == -1);
fclose (file);
zmsg_destroy (&msg);
file = fopen ("zmsg.test", "r");
msg = zmsg_load (NULL, file);
assert (msg);
fclose (file);
remove ("zmsg.test");
assert (zmsg_size (msg) == 10);
assert (zmsg_content_size (msg) == 60);
// Remove all frames except first and last
int frame_nbr;
for (frame_nbr = 0; frame_nbr < 8; frame_nbr++) {
zmsg_first (msg);
frame = zmsg_next (msg);
zmsg_remove (msg, frame);
zframe_destroy (&frame);
}
// Test message frame manipulation
assert (zmsg_size (msg) == 2);
frame = zmsg_last (msg);
assert (zframe_streq (frame, "Frame9"));
assert (zmsg_content_size (msg) == 12);
frame = zframe_new ("Address", 7);
assert (frame);
zmsg_prepend (msg, &frame);
assert (zmsg_size (msg) == 3);
rc = zmsg_addstr (msg, "Body");
assert (rc == 0);
assert (zmsg_size (msg) == 4);
frame = zmsg_pop (msg);
zframe_destroy (&frame);
assert (zmsg_size (msg) == 3);
char *body = zmsg_popstr (msg);
assert (streq (body, "Frame0"));
free (body);
zmsg_destroy (&msg);
// Test encoding/decoding
msg = zmsg_new ();
assert (msg);
byte *blank = (byte *) zmalloc (100000);
assert (blank);
rc = zmsg_addmem (msg, blank, 0);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 1);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 253);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 254);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 255);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 256);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 65535);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 65536);
assert (rc == 0);
rc = zmsg_addmem (msg, blank, 65537);
assert (rc == 0);
free (blank);
assert (zmsg_size (msg) == 9);
byte *buffer;
size_t buffer_size = zmsg_encode (msg, &buffer);
zmsg_destroy (&msg);
msg = zmsg_decode (buffer, buffer_size);
assert (msg);
free (buffer);
zmsg_destroy (&msg);
// Test submessages
msg = zmsg_new ();
assert (msg);
zmsg_t *submsg = zmsg_new ();
zmsg_pushstr (msg, "matr");
zmsg_pushstr (submsg, "joska");
rc = zmsg_addmsg (msg, &submsg);
assert (rc == 0);
assert (submsg == NULL);
submsg = zmsg_popmsg (msg);
assert (submsg == NULL); // string "matr" is not encoded zmsg_t, so was discarded
submsg = zmsg_popmsg (msg);
assert (submsg);
body = zmsg_popstr (submsg);
assert (streq (body, "joska"));
free (body);
zmsg_destroy (&submsg);
frame = zmsg_pop (msg);
assert (frame == NULL);
zmsg_destroy (&msg);
// Test comparison of two messages
msg = zmsg_new ();
zmsg_addstr (msg, "One");
zmsg_addstr (msg, "Two");
zmsg_addstr (msg, "Three");
zmsg_t *msg_other = zmsg_new ();
zmsg_addstr (msg_other, "One");
zmsg_addstr (msg_other, "Two");
zmsg_addstr (msg_other, "One-Hundred");
zmsg_t *msg_dup = zmsg_dup (msg);
zmsg_t *empty_msg = zmsg_new ();
zmsg_t *empty_msg_2 = zmsg_new ();
assert (zmsg_eq (msg, msg_dup));
assert (!zmsg_eq (msg, msg_other));
assert (zmsg_eq (empty_msg, empty_msg_2));
assert (!zmsg_eq (msg, NULL));
assert (!zmsg_eq (NULL, empty_msg));
assert (!zmsg_eq (NULL, NULL));
zmsg_destroy (&msg);
zmsg_destroy (&msg_other);
zmsg_destroy (&msg_dup);
zmsg_destroy (&empty_msg);
zmsg_destroy (&empty_msg_2);
// Test signal messages
msg = zmsg_new_signal (0);
assert (zmsg_signal (msg) == 0);
zmsg_destroy (&msg);
msg = zmsg_new_signal (-1);
assert (zmsg_signal (msg) == 255);
zmsg_destroy (&msg);
// Now try methods on an empty message
msg = zmsg_new ();
assert (msg);
assert (zmsg_size (msg) == 0);
assert (zmsg_unwrap (msg) == NULL);
assert (zmsg_first (msg) == NULL);
assert (zmsg_last (msg) == NULL);
assert (zmsg_next (msg) == NULL);
assert (zmsg_pop (msg) == NULL);
// Sending an empty message is valid and destroys the message
assert (zmsg_send (&msg, output) == 0);
assert (!msg);
zsock_destroy (&input);
zsock_destroy (&output);
// @end
printf ("OK\n");
}
static bpm_client_err_e _bpm_get_data_block (bpm_client_t *self, char *service,
acq_trans_t *acq_trans)
{
assert (self);
assert (service);
assert (acq_trans);
assert (acq_trans->block.data);
bpm_client_err_e err = BPM_CLIENT_SUCCESS;
ACQ_OPCODE_TYPE operation = ACQ_OPCODE_GET_DATA_BLOCK;
/* Message is:
* frame 0: operation code
* frame 1: channel
* frame 2: block required */
zmsg_t *request = zmsg_new ();
zmsg_addmem (request, &operation, sizeof (operation));
zmsg_addmem (request, &acq_trans->req.chan, sizeof (acq_trans->req.chan));
zmsg_addmem (request, &acq_trans->block.idx, sizeof (acq_trans->block.idx));
mdp_client_send (self->mdp_client, service, &request);
/* Receive report */
zmsg_t *report = mdp_client_recv (self->mdp_client, NULL, NULL);
ASSERT_TEST(report != NULL, "Report received is NULL", err_null_report);
assert (zmsg_size (report) == 3);
/* Message is:
* frame 0: error code
* frame 1: data size
* frame 2: data block */
zframe_t *err_code = zmsg_pop (report);
ASSERT_TEST(err_code != NULL, "Could not receive error code", err_null_code);
zframe_t *data_size_frm = zmsg_pop (report);
ASSERT_TEST(data_size_frm != NULL, "Could not receive data size", err_null_data_size);
uint32_t data_size = *(uint32_t *) zframe_data(data_size_frm);
zframe_t *data = zmsg_pop (report);
ASSERT_TEST(data != NULL, "Could not receive data", err_null_data);
if ( *(ACQ_REPLY_TYPE *) zframe_data (err_code) != ACQ_OK) {
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_get_data_block: "
"Data block was not acquired\n");
err = BPM_CLIENT_ERR_SERVER;
goto err_get_data_block;
}
/* Data size effectively returned */
uint32_t read_size = (acq_trans->block.data_size < data_size) ?
acq_trans->block.data_size : data_size;
memcpy (acq_trans->block.data, (uint32_t *) zframe_data (data), read_size);
/* Print some debug messages */
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_get_data_block: "
"read_size: %u\n", read_size);
DBE_DEBUG (DBG_LIB_CLIENT | DBG_LVL_TRACE, "[libclient] bpm_get_data_block: "
"acq_trans->block.data: %p\n", acq_trans->block.data);
acq_trans->block.bytes_read = read_size;
err_get_data_block:
zframe_destroy (&data);
err_null_data:
zframe_destroy (&data_size_frm);
err_null_data_size:
zframe_destroy (&err_code);
err_null_code:
zmsg_destroy (&report);
err_null_report:
return err;
}
///
// Add block of memory to the end of the message, as a new frame.
// Returns 0 on success, -1 on error.
int QmlZmsg::addmem (const void *src, size_t size) {
return zmsg_addmem (self, src, size);
};
