int nn_device_mvmsg (struct nn_device_recipe *device,
int from, int to, int flags)
{
int rc;
void *body;
void *control;
struct nn_iovec iov;
struct nn_msghdr hdr;
iov.iov_base = &body;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = &control;
hdr.msg_controllen = NN_MSG;
rc = nn_recvmsg (from, &hdr, flags);
if (nn_slow (rc < 0 && nn_errno () == ETERM))
return -1;
errno_assert (rc >= 0);
rc = device->nn_device_rewritemsg(device,from,to,flags,&hdr,rc);
if (nn_slow(rc==-1)) return -1;
else if (rc==0) return 0;
nn_assert(rc==1);
rc = nn_sendmsg (to, &hdr, flags);
if (nn_slow (rc < 0 && nn_errno () == ETERM))
return -1;
errno_assert (rc >= 0);
return 0;
}
void send_ctxts(int socket, const std::vector<Ctxt> &ctxts) {
std::vector<void *> data;
std::vector<size_t> lens;
std::stringstream sstream;
MDL::Timer timer;
for (auto &ctxt : ctxts) {
sstream.str("");
sstream << ctxt;
auto str = sstream.str();
auto len = str.size();
auto tmp = nn_allocmsg(len, 0);
std::memcpy(tmp, str.c_str(), len);
data.push_back(tmp);
lens.push_back(len);
}
MDL::net::msg_header *hdr;
MDL::net::make_header(&hdr, lens);
nn_send(socket, hdr, MDL::net::header_size(hdr), 0); // send lens
nn_recv(socket, NULL, 0, 0); // recv ok
struct nn_msghdr nn_hdr;
MDL::net::make_nn_header(&nn_hdr, data, lens);
timer.start();
nn_sendmsg(socket, &nn_hdr, 0); // send data
timer.end();
printf("sent %zd ctxt %f s\n", ctxts.size(), timer.second());
nn_recv(socket, NULL, 0, 0);
MDL::net::free_header(&nn_hdr, true);
}
pint32 pnet_send(pnet_socket *socket, char *buffer)
{
if (unlikely(!socket)) {
plog_error("pnet_send() нет объекта socket");
return -1;
}
if (unlikely(!buffer)) {
plog_error("pnet_send() нет buffer");
return -1;
}
//int bytes = nn_send(socket->socket_fd, buffer, strlen(buffer), NN_DONTWAIT);
struct nn_msghdr hdr;
struct nn_iovec iov [2];
puint32 buf0 = ++rra | 0x80000000;
char buf1 [10] = { 0 };
strcpy(buf1, buffer);
iov [0].iov_base = &buf0;
iov [0].iov_len = 4;
iov [1].iov_base = buf1;
iov [1].iov_len = sizeof (buf1);
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = iov;
hdr.msg_iovlen = 2;
int bytes = nn_sendmsg (socket->socket_fd, &hdr, NN_DONTWAIT);
plog_dbg("pnet_send() send %d", bytes);
//int rc = nn_freemsg(buffer);
// plog_dbg("rc == %d", rc);
return bytes;
}
static int
enm_do_send(EnmData* d, const struct nn_msghdr* msghdr, int* err)
{
int rc;
if (msghdr->msg_iovlen == 0)
return 0;
*err = 0;
do {
rc = nn_sendmsg(d->fd, msghdr, NN_DONTWAIT);
if (rc < 0) {
*err = errno;
switch (*err) {
case EINTR:
case EFSM:
/* do nothing */
break;
case EAGAIN:
d->b.writable = 0;
break;
default:
enm_write_select(d, 0);
enm_read_select(d, 0);
driver_failure(d->port, *err);
}
}
} while (*err == EINTR);
return rc;
}
coroutine void route_work(chan workers, int back_router, chan jobs)
{
while(1){
char *buf = chr(jobs, char*);
printf("do i have a worker for my work??\n");
char *worker_header = chr(workers, char*);
printf("i've got a worker available\n");
struct nn_msghdr hdr;
hdr.msg_control = worker_header;
hdr.msg_controllen = 64;
// printf("sending msg: %s w/ len %d\n", buf, strlen(buf));
struct nn_iovec iovec;
iovec.iov_base = buf;
iovec.iov_len = strlen(buf);
hdr.msg_iov = &iovec;
hdr.msg_iovlen = 1;
nn_sendmsg(back_router, &hdr, NN_DONTWAIT);
printf("work sent\n");
}
}
int nn_ws_send (int s, const void *msg, size_t len, uint8_t msg_type, int flags)
{
int rc;
struct nn_iovec iov;
struct nn_msghdr hdr;
struct nn_cmsghdr *cmsg;
size_t cmsgsz;
iov.iov_base = (void*) msg;
iov.iov_len = len;
cmsgsz = NN_CMSG_SPACE (sizeof (msg_type));
cmsg = nn_allocmsg (cmsgsz, 0);
if (cmsg == NULL)
return -1;
cmsg->cmsg_level = NN_WS;
cmsg->cmsg_type = NN_WS_HDR_OPCODE;
cmsg->cmsg_len = NN_CMSG_LEN (sizeof (msg_type));
memcpy (NN_CMSG_DATA (cmsg), &msg_type, sizeof (msg_type));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = &cmsg;
hdr.msg_controllen = NN_MSG;
rc = nn_sendmsg (s, &hdr, flags);
return rc;
}
inline int sendmsg (const struct nn_msghdr *msghdr, int flags)
{
int rc = nn_sendmsg (s, msghdr, flags);
if (nn_slow (rc < 0)) {
if (nn_slow (nn_errno () != EAGAIN))
throw nn::exception ();
return -1;
}
return rc;
}
void test_allocmsg_reqrep ()
{
int rc;
int req;
void *p;
struct nn_iovec iov;
struct nn_msghdr hdr;
/* Try to create an oversized message. */
p = nn_allocmsg (-1, 0);
nn_assert (!p && nn_errno () == ENOMEM);
p = nn_allocmsg (-1000, 0);
nn_assert (!p && nn_errno () == ENOMEM);
/* Try to create a message of unknown type. */
p = nn_allocmsg (100, 333);
nn_assert (!p && nn_errno () == EINVAL);
/* Create a socket. */
req = test_socket (AF_SP_RAW, NN_REQ);
/* Make send fail and check whether the zero-copy buffer is left alone
rather than deallocated. */
p = nn_allocmsg (100, 0);
nn_assert (p);
rc = nn_send (req, &p, NN_MSG, NN_DONTWAIT);
nn_assert (rc < 0);
errno_assert (nn_errno () == EAGAIN);
memset (p, 0, 100);
rc = nn_freemsg (p);
errno_assert (rc == 0);
/* Same thing with nn_sendmsg(). */
p = nn_allocmsg (100, 0);
nn_assert (p);
iov.iov_base = &p;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
nn_sendmsg (req, &hdr, NN_DONTWAIT);
errno_assert (nn_errno () == EAGAIN);
memset (p, 0, 100);
rc = nn_freemsg (p);
errno_assert (rc == 0);
/* Clean up. */
test_close (req);
}
int nn_send (int s, const void *buf, size_t len, int flags)
{
struct nn_iovec iov;
struct nn_msghdr hdr;
iov.iov_base = (void*) buf;
iov.iov_len = len;
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = NULL;
hdr.msg_controllen = 0;
return nn_sendmsg (s, &hdr, flags);
}
static void send_picture(int socket, const PictureHeader& header, const SkData& skp) {
// Vectored IO lets us send header and skp contiguously without first
// copying them to a contiguous buffer.
struct nn_iovec iov[] = {
create_iov(&header, sizeof(header)),
create_iov(skp.data(), skp.size()),
};
struct nn_msghdr msg;
sk_bzero(&msg, sizeof(msg));
msg.msg_iov = iov;
msg.msg_iovlen = SK_ARRAY_COUNT(iov);
nn_sendmsg(socket, &msg, 0/*flags*/);
}
int main ()
{
int rc;
int sb;
int sc;
struct nn_iovec iov [2];
struct nn_msghdr hdr;
char buf [6];
sb = nn_socket (AF_SP, NN_PAIR);
errno_assert (sb != -1);
rc = nn_bind (sb, SOCKET_ADDRESS);
errno_assert (rc >= 0);
sc = nn_socket (AF_SP, NN_PAIR);
errno_assert (sc != -1);
rc = nn_connect (sc, SOCKET_ADDRESS);
errno_assert (rc >= 0);
iov [0].iov_base = "AB";
iov [0].iov_len = 2;
iov [1].iov_base = "CDEF";
iov [1].iov_len = 4;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = iov;
hdr.msg_iovlen = 2;
rc = nn_sendmsg (sc, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 6);
iov [0].iov_base = buf;
iov [0].iov_len = 4;
iov [1].iov_base = buf + 4;
iov [1].iov_len = 2;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = iov;
hdr.msg_iovlen = 2;
rc = nn_recvmsg (sb, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 6);
nn_assert (memcmp (buf, "ABCDEF", 6) == 0);
rc = nn_close (sc);
errno_assert (rc == 0);
rc = nn_close (sb);
errno_assert (rc == 0);
return 0;
}
int ftw_nanomsg_send (int s, const void *buf, size_t length, int timeout, int flags)
{
struct nn_iovec iov;
struct nn_msghdr hdr;
iov.iov_base = (void*) buf;
iov.iov_len = NN_MSG;
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = NULL;
hdr.msg_controllen = 0;
nn_setsockopt(s, NN_SOL_SOCKET, NN_SNDTIMEO, &timeout, sizeof(timeout));
return nn_sendmsg (s, &hdr, flags);
}
int main (int argc, const char *argv[])
{
int rc;
int sb;
int sc;
unsigned char *buf1, *buf2;
int i;
struct nn_iovec iov;
struct nn_msghdr hdr;
char socket_address_tcp[128];
test_addr_from(socket_address_tcp, "tcp", "127.0.0.1",
get_test_port(argc, argv));
sb = test_socket (AF_SP, NN_PAIR);
test_bind (sb, SOCKET_ADDRESS);
sc = test_socket (AF_SP, NN_PAIR);
test_connect (sc, SOCKET_ADDRESS);
buf1 = nn_allocmsg (256, 0);
alloc_assert (buf1);
for (i = 0; i != 256; ++i)
buf1 [i] = (unsigned char) i;
rc = nn_send (sc, &buf1, NN_MSG, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
buf2 = NULL;
rc = nn_recv (sb, &buf2, NN_MSG, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
nn_assert (buf2);
for (i = 0; i != 256; ++i)
nn_assert (buf2 [i] == (unsigned char) i);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
buf1 = nn_allocmsg (256, 0);
alloc_assert (buf1);
for (i = 0; i != 256; ++i)
buf1 [i] = (unsigned char) i;
iov.iov_base = &buf1;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
rc = nn_sendmsg (sc, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
buf2 = NULL;
iov.iov_base = &buf2;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
rc = nn_recvmsg (sb, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
nn_assert (buf2);
for (i = 0; i != 256; ++i)
nn_assert (buf2 [i] == (unsigned char) i);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
test_close (sc);
test_close (sb);
/* Test receiving of large message */
sb = test_socket (AF_SP, NN_PAIR);
test_bind (sb, socket_address_tcp);
sc = test_socket (AF_SP, NN_PAIR);
test_connect (sc, socket_address_tcp);
for (i = 0; i < (int) sizeof (longdata); ++i)
longdata[i] = '0' + (i % 10);
longdata [sizeof (longdata) - 1] = 0;
test_send (sb, longdata);
rc = nn_recv (sc, &buf2, NN_MSG, 0);
errno_assert (rc >= 0);
nn_assert (rc == sizeof (longdata) - 1);
nn_assert (buf2);
for (i = 0; i < (int) sizeof (longdata) - 1; ++i)
nn_assert (buf2 [i] == longdata [i]);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
test_close (sc);
test_close (sb);
return 0;
}
int ftw_socket_inbox_reply(json_t *response, struct ftw_incoming_request *req, const int timeout)
{
struct ftw_socket_inbox const *s;
struct nn_iovec iov;
struct nn_msghdr hdr;
size_t hdr_len;
void *hdr_ptr;
char *buffer;
int rc;
if (req == NULL) {
ftw_json_destroy(response);
errno = EBADF;
return -1;
}
s = req->inbox;
hdr_len = req->hdr_len;
hdr_ptr = req->hdr_ptr;
ftw_assert(ftw_free(req) == mgNoErr);
if (hdr_ptr == NULL) {
ftw_json_destroy(response);
errno = EBADF;
return -1;
}
if (s == NULL) {
nn_freemsg(hdr_ptr);
ftw_json_destroy(response);
errno = EBADF;
return -1;
}
buffer = json_dumps(response, JSON_ALLOW_NUL);
ftw_json_destroy(response);
if (buffer == NULL) {
nn_freemsg(hdr_ptr);
errno = EBADF;
return -1;
}
iov.iov_base = buffer;
iov.iov_len = strlen(buffer);
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = hdr_ptr;
hdr.msg_controllen = hdr_len;
rc = nn_setsockopt(s->id, NN_SOL_SOCKET, NN_SNDTIMEO, &timeout, sizeof(timeout));
if (rc < 0) {
free(buffer);
nn_freemsg(hdr_ptr);
return rc;
}
rc = nn_sendmsg(s->id, &hdr, 0);
free(buffer);
nn_freemsg(hdr_ptr);
return rc;
}
int main ()
{
int rc;
int rep;
int req;
struct nn_msghdr hdr;
struct nn_iovec iovec;
unsigned char body [3];
unsigned char ctrl [256];
struct nn_cmsghdr *cmsg;
unsigned char *data;
void *buf;
rep = test_socket (AF_SP_RAW, NN_REP);
test_bind (rep, SOCKET_ADDRESS);
req = test_socket (AF_SP, NN_REQ);
test_connect (req, SOCKET_ADDRESS);
/* Test ancillary data in static buffer. */
test_send (req, "ABC");
iovec.iov_base = body;
iovec.iov_len = sizeof (body);
hdr.msg_iov = &iovec;
hdr.msg_iovlen = 1;
hdr.msg_control = ctrl;
hdr.msg_controllen = sizeof (ctrl);
rc = nn_recvmsg (rep, &hdr, 0);
errno_assert (rc == 3);
cmsg = NN_CMSG_FIRSTHDR (&hdr);
while (1) {
nn_assert (cmsg);
if (cmsg->cmsg_level == PROTO_SP && cmsg->cmsg_type == SP_HDR)
break;
cmsg = NN_CMSG_NXTHDR (&hdr, cmsg);
}
nn_assert (cmsg->cmsg_len == NN_CMSG_SPACE (8));
data = NN_CMSG_DATA (cmsg);
nn_assert (!(data[0] & 0x80));
nn_assert (data[4] & 0x80);
rc = nn_sendmsg (rep, &hdr, 0);
nn_assert (rc == 3);
test_recv (req, "ABC");
/* Test ancillary data in dynamically allocated buffer (NN_MSG). */
test_send (req, "ABC");
iovec.iov_base = body;
iovec.iov_len = sizeof (body);
hdr.msg_iov = &iovec;
hdr.msg_iovlen = 1;
hdr.msg_control = &buf;
hdr.msg_controllen = NN_MSG;
rc = nn_recvmsg (rep, &hdr, 0);
errno_assert (rc == 3);
cmsg = NN_CMSG_FIRSTHDR (&hdr);
while (1) {
nn_assert (cmsg);
if (cmsg->cmsg_level == PROTO_SP && cmsg->cmsg_type == SP_HDR)
break;
cmsg = NN_CMSG_NXTHDR (&hdr, cmsg);
}
nn_assert (cmsg->cmsg_len == NN_CMSG_SPACE (8));
data = NN_CMSG_DATA (cmsg);
nn_assert (!(data[0] & 0x80));
nn_assert (data[4] & 0x80);
rc = nn_sendmsg (rep, &hdr, 0);
nn_assert (rc == 3);
test_recv (req, "ABC");
test_close (req);
test_close (rep);
return 0;
}
static void sockevent1(uint64_t id, int fd, int revents, void *ud) {
struct tasklet *self = (struct tasklet *)ud;
//TRACE("[%s] sockevent1() id=%lx fd=%d revents=%x\n", self->task_path, id, fd, revents);
self->stat.sockevent1_evct++;
int recvct = 0;
if (revents & POLLIN) {
int nnsk = -1;
if (fd == self->nn.sub_efd) {
nnsk = self->nn.sub;
} else if (fd == self->nn.bsub_efd) {
nnsk = self->nn.bsub;
self->stat.sockevent1_evct_bsub++;
}
if (nnsk >= 0) {
int r;
#if USE_NN_MSG
char *nnmsg = NULL;
r = nn_recv(nnsk, &nnmsg, NN_MSG, NN_DONTWAIT);
#else
char nnmsg[2048];
r = nn_recv(nnsk, &nnmsg, sizeof(nnmsg), NN_DONTWAIT);
#endif
if (r < 0) {
switch (errno) {
case EAGAIN:
case EINTR:
self->stat.msg_recv_again++;
#if USE_NN_MSG
RW_ASSERT(!nnmsg);
#endif
break;
default:
self->stat.msg_recv_err++;
self->stat.msg_recv_err_lasterrno = errno;
printf("[%s] + nn_recv(sk=%d) err %d %s\n", self->task_path, nnsk, errno, strerror(errno));
}
} else {
recvct++;
self->stat.msg_recv++;
int i=0;
while (i < r && nnmsg[i++]) { }
if ((i + (int)sizeof(rwmsg_header_t)) <= r) {
rwmsg_header_t *hdr = (rwmsg_header_t *)&nnmsg[i];
char *payload = &nnmsg[i+sizeof(rwmsg_header_t)];
int paylen = r - (i + sizeof(rwmsg_header_t));
paylen=paylen;
payload=payload;
int toss = (self->wantblockmsg && hdr->rwmsg_type == RSP && hdr->rwmsg_ser != self->wantblockmsg);
TRACE ("[%s] + %s nn_recv(sk=%d/%s) to '%s' ser %u typ %s ret '%s' pay len %d '%s' \n",
self->task_path,
toss ? "TOSS" : "",
nnsk,
(nnsk == self->nn.bsub ? "bsub" : nnsk == self->nn.sub ? "sub" : "???"),
nnmsg,
hdr->rwmsg_ser,
hdr->rwmsg_type == REQ ? "REQ" : hdr->rwmsg_type == RSP ? "RSP" : "XXX",
hdr->rwmsg_ret,
paylen,
payload);
if (!toss) {
switch (hdr->rwmsg_type) {
case RSP:
self->stat.rsp_recv++;
if (nnsk == self->nn.bsub) {
if (hdr->rwmsg_ser == self->wantblockmsg) {
self->stat.rsp_recv_blocking++;
self->wantblockmsg = 0;
/* CAUTION need to return right away */
} else {
self->stat.rsp_recv_blocking_unk++;
}
} else {
/* Call timer1 to put some more messages outstanding. Do not block. */
int saveblocker = self->blocker;
self->blocker = 0;
timer1(0, self);
self->blocker = saveblocker;
}
default:
break;
case REQ:
{
int blocking = (hdr->rwmsg_ret[3] == 'B');
self->stat.req_recv++;
if (blocking) {
self->stat.req_recv_blocking++;
}
if (0 && blocking) {
/* don't answer, to try timeout */
goto meh;
}
hdr->rwmsg_type = RSP;
struct nn_iovec iov[3] = {
{ .iov_base = hdr->rwmsg_ret, .iov_len = strlen(hdr->rwmsg_ret)+1 },
{ .iov_base = hdr, .iov_len = sizeof(*hdr) },
{ .iov_base = "This is a response payload.", .iov_len = 28 }
};
struct nn_msghdr msghdr = {
.msg_iov = iov,
.msg_iovlen = 3
};
TRACE("[%s] + nn_sendmsg sent %s rsp ser %u to %s\n",
self->task_path,
blocking ? "blocking" : "nonblocking",
hdr->rwmsg_ser,
hdr->rwmsg_ret);
int r = nn_sendmsg(self->nn.pub, &msghdr, NN_DONTWAIT);
if (r < 0) {
switch (errno) {
case EAGAIN:
case EINTR:
self->stat.rsp_sent_again++;
// TBD
break;
default:
self->stat.rsp_sent_err++;
self->stat.rsp_sent_err_lasterrno = errno;
printf("[%s] + nn_sendmsg errno=%u %s\n", self->task_path, errno, strerror(errno));
break;
}
} else {
self->stat.rsp_sent++;
if (blocking) {
self->stat.rsp_sent_blocking++;
}
}
}
break;
}
} else {
int testmsg()
{
int rc;
int sb;
int sc;
unsigned char *buf1, *buf2;
int i;
struct nn_iovec iov;
struct nn_msghdr hdr;
printf("test msg\n");
if ( 1 )
{
sb = test_socket (AF_SP, NN_PAIR);
test_bind (sb, SOCKET_ADDRESS);
sc = test_socket (AF_SP, NN_PAIR);
test_connect (sc, SOCKET_ADDRESS);
buf1 = nn_allocmsg (256, 0);
alloc_assert (buf1);
for (i = 0; i != 256; ++i)
buf1 [i] = (unsigned char) i;
printf("send 256\n");
rc = nn_send (sc, &buf1, NN_MSG, 0);
printf("rc.%d\n",rc);
errno_assert (rc >= 0);
nn_assert (rc == 256);
buf2 = NULL;
rc = nn_recv (sb, &buf2, NN_MSG, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
nn_assert (buf2);
for (i = 0; i != 256; ++i)
nn_assert (buf2 [i] == (unsigned char) i);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
buf1 = nn_allocmsg (256, 0);
alloc_assert (buf1);
for (i = 0; i != 256; ++i)
buf1 [i] = (unsigned char) i;
iov.iov_base = &buf1;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
rc = nn_sendmsg (sc, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
buf2 = NULL;
iov.iov_base = &buf2;
iov.iov_len = NN_MSG;
memset (&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
rc = nn_recvmsg (sb, &hdr, 0);
errno_assert (rc >= 0);
nn_assert (rc == 256);
nn_assert (buf2);
for (i = 0; i != 256; ++i)
nn_assert (buf2 [i] == (unsigned char) i);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
test_close (sc);
test_close (sb);
}
/* Test receiving of large message */
sb = test_socket(AF_SP, NN_PAIR);
//printf("test_bind.(%s)\n",SOCKET_ADDRESS_TCP);
test_bind(sb,SOCKET_ADDRESS_TCP);
sc = test_socket(AF_SP,NN_PAIR);
//printf("test_connect.(%s)\n",SOCKET_ADDRESS_TCP);
test_connect(sc,SOCKET_ADDRESS_TCP);
for (i = 0; i < (int) sizeof (longdata); ++i)
longdata[i] = '0' + (i % 10);
longdata [sizeof(longdata) - 1] = 0;
printf("send longdata.%d\n",(int32_t)sizeof(longdata));
test_send(sb,longdata);
printf("recv longdata.%d\n",(int32_t)sizeof(longdata));
rc = nn_recv (sc, &buf2, NN_MSG, 0);
errno_assert (rc >= 0);
nn_assert (rc == sizeof (longdata) - 1);
nn_assert (buf2);
for (i = 0; i < (int) sizeof (longdata) - 1; ++i)
nn_assert (buf2 [i] == longdata [i]);
rc = nn_freemsg (buf2);
errno_assert (rc == 0);
test_close (sc);
test_close (sb);
//printf("testmsg completed\n");
return 0;
}
int ftw_nanomsg_connector_ask(struct ftw_socket ** const sock, int send_timeout,
int recv_timeout, const LStrHandle request, LStrHandle response)
{
int rc;
struct nn_iovec iov;
struct nn_msghdr hdr;
void *recv_buf;
MgErr resize_err;
struct ftw_socket const *s;
s = *sock;
if (s == NULL) {
errno = EBADF;
return -1;
}
iov.iov_base = LHStrBuf(request);
iov.iov_len = LHStrLen(request);
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = NULL;
hdr.msg_controllen = 0;
rc = nn_setsockopt(s->id, NN_SOL_SOCKET, NN_SNDTIMEO, &send_timeout, sizeof(send_timeout));
if (rc < 0)
return rc;
rc = nn_setsockopt(s->id, NN_SOL_SOCKET, NN_RCVTIMEO, &recv_timeout, sizeof(recv_timeout));
if (rc < 0)
return rc;
rc = nn_sendmsg(s->id, &hdr, 0);
if (rc >= 0) {
recv_buf = NULL;
iov.iov_base = &recv_buf;
iov.iov_len = NN_MSG;
hdr.msg_iov = &iov;
hdr.msg_iovlen = 1;
hdr.msg_control = NULL;
hdr.msg_controllen = 0;
rc = nn_recvmsg(s->id, &hdr, 0);
if (rc >= 0) {
resize_err = ftw_support_buffer_to_LStrHandle(&response, recv_buf, rc);
if (resize_err != mgNoErr) {
errno = resize_err + LV_USER_ERROR;
rc = -1;
}
}
if (recv_buf)
nn_freemsg(recv_buf);
}
return rc;
}
int main()
{
int back_router = nn_socket(AF_SP_RAW, NN_REP);
nn_bind(back_router, BACKROUTER);
chan jobs = chmake(char*, 128);
chan workers = chmake(char*, 64);
go(collect(workers, back_router));
go(generate_work(jobs));
go(route_work(workers, back_router, jobs));
msleep(now() + 5435345);
int front_router = nn_socket(AF_SP_RAW, NN_REP);
nn_bind(front_router, FRONTROUTER);
char ctrl [256];
char body [256];
char ctrl2 [256];
char body2 [256];
struct nn_msghdr hdr;
struct nn_msghdr hdr2;
struct nn_iovec iovec;
iovec.iov_base = body;
iovec.iov_len = sizeof(body);
memset(&hdr, 0, sizeof (hdr));
hdr.msg_iov = &iovec;
hdr.msg_iovlen = 1;
hdr.msg_control = ctrl;
hdr.msg_controllen = sizeof (ctrl);
int rc = nn_recvmsg(back_router, &hdr, 0);
printf("got rc: %d, got ctrl: %d\n", rc, hdr.msg_controllen);
struct nn_iovec iovec2;
iovec2.iov_base = body2;
iovec2.iov_len = sizeof(body2);
memset(&hdr2, 0, sizeof (hdr));
hdr2.msg_iov = &iovec2;
hdr2.msg_iovlen = 1;
hdr2.msg_control = ctrl2;
hdr2.msg_controllen = sizeof (ctrl2);
rc = nn_recvmsg(back_router, &hdr2, 0);
/*
struct nn_cmsghdr *cmsg;
cmsg = NN_CMSG_FIRSTHDR (&hdr);
while (cmsg != NULL) {
size_t len = cmsg->cmsg_len - sizeof (struct nn_cmsghdr);
printf ("level: %d property: %d length: %dB data: ",
(int) cmsg->cmsg_level,
(int) cmsg->cmsg_type,
(int) len);
unsigned char *data = NN_CMSG_DATA(cmsg);
while (len) {
printf ("%02X", *data);
++data;
--len;
}
printf ("\n");
cmsg = NN_CMSG_NXTHDR (&hdr.msg_control, cmsg);
}
*/
hdr.msg_iov = &iovec2;
hdr.msg_iovlen = 1;
nn_sendmsg(back_router, &hdr, 0);
/*
while(1){
sleep(10);
buf = NULL;
printf("waiting for worker\n");
int n = nn_recv(response, &buf, NN_MSG, 0);
printf("server got msg: %.*s\n", n, buf);
sprintf(tevs, "you are number %d served", ++c);
printf("responding to %d\n",response);
nn_send(response, tevs, strlen(tevs), 0);
nn_freemsg(buf);
}
nn_shutdown(response, 0);
*/
return 0;
}
