static int rxd_ep_cm_setname(fid_t fid, void *addr, size_t addrlen)
{
struct rxd_ep *ep;
ep = container_of(fid, struct rxd_ep, util_ep.ep_fid.fid);
return fi_setname(&ep->dg_ep->fid, addr, addrlen);
}
int rxm_setname(fid_t fid, void *addr, size_t addrlen)
{
struct rxm_ep *rxm_ep;
rxm_ep = container_of(fid, struct rxm_ep, util_ep.ep_fid.fid);
return fi_setname(&rxm_ep->msg_pep->fid, addr, addrlen);
}
void do_setname_enosys(void)
{
int ret, i;
for (i = 0; i < NUMEPS; i++) {
ret = fi_setname(get_fid[ep_type](i), NULL, 0);
cr_assert_eq(ret, -FI_ENOSYS, "Invalid return value: %s",
fi_strerror(-ret));
}
}
void do_setname(void)
{
int i, ret;
void *addr;
struct gnix_ep_name *src_addr = NULL, rebuilt;
struct fi_info *info = NULL;
ret = fi_setname(get_fid[ep_type](0), NULL, 0xbabbbcbd);
cr_assert(ret == -FI_EINVAL, "fi_setname returned: %s",
fi_strerror(-ret));
for (i = 0; i < NUMEPS; i++) {
addr = malloc(ep_name_len[i]);
ret = errno;
cr_assert_not_null(addr, "malloc returned: %s", strerror(ret));
if (use_str_fmt)
generate_rand_fas((char **) &addr);
else
init_bufs(&addr, 1, ep_name_len[i]);
ret = fi_setname(get_fid[ep_type](i), addr, ep_name_len[i]);
cr_assert(ret == FI_SUCCESS, "fi_setname returned: %s",
fi_strerror(-ret));
get_fid_ep(i, (void **) &info, (void **) NULL, (void **)
&src_addr);
/* Ensure that the address was set properly. */
if (use_str_fmt) {
fas_to_ep_name(addr, &rebuilt);
check_ep_name(rebuilt, *src_addr);
} else {
check_ep_name(((struct gnix_ep_name *)addr)[0],
*src_addr);
}
free(addr);
}
}
static int setup_handle(void)
{
static char buf[BUFSIZ];
struct addrinfo *ai, aihints;
const char *bound_addr_str;
int ret;
memset(&aihints, 0, sizeof aihints);
aihints.ai_flags = AI_PASSIVE;
ret = getaddrinfo(opts.src_addr, opts.src_port, &aihints, &ai);
if (ret == EAI_SYSTEM) {
FT_ERR("getaddrinfo for %s:%s: %s\n",
opts.src_addr, opts.src_port, strerror(errno));
return -ret;
} else if (ret) {
FT_ERR("getaddrinfo: %s\n", gai_strerror(ret));
return -FI_ENODATA;
}
switch (ai->ai_family) {
case AF_INET:
hints->addr_format = FI_SOCKADDR_IN;
break;
case AF_INET6:
hints->addr_format = FI_SOCKADDR_IN6;
break;
}
/* Get fabric info */
ret = fi_getinfo(FT_FIVERSION, opts.src_addr, NULL, FI_SOURCE, hints, &fi);
if (ret) {
FT_PRINTERR("fi_getinfo", ret);
goto out;
}
free(fi->src_addr);
fi->src_addr = NULL;
fi->src_addrlen = 0;
ret = fi_fabric(fi->fabric_attr, &fabric, NULL);
if (ret) {
FT_PRINTERR("fi_fabric", ret);
goto out;
}
ret = fi_eq_open(fabric, &eq_attr, &eq, NULL);
if (ret) {
FT_PRINTERR("fi_eq_open", ret);
goto out;
}
/* Open a passive endpoint */
ret = fi_passive_ep(fabric, fi, &pep, NULL);
if (ret) {
FT_PRINTERR("fi_passive_ep", ret);
goto out;
}
ret = fi_setname(&pep->fid, ai->ai_addr, ai->ai_addrlen);
if (ret) {
FT_PRINTERR("fi_setname", ret);
goto out;
}
ret = fi_getname(&pep->fid, &bound_addr, &bound_addr_len);
if (ret) {
FT_PRINTERR("fi_getname", ret);
goto out;
}
/* Verify port number */
switch (ai->ai_family) {
case AF_INET:
if (bound_addr.sin.sin_port == 0) {
FT_ERR("port number is 0 after fi_setname()\n");
ret = -FI_EINVAL;
goto out;
}
break;
case AF_INET6:
if (bound_addr.sin6.sin6_port == 0) {
FT_ERR("port number is 0 after fi_setname()\n");
ret = -FI_EINVAL;
goto out;
}
break;
}
bound_addr_str = sockaddrstr(&bound_addr, bound_addr_len, buf, BUFSIZ);
if (!bound_addr_str) {
FT_ERR("Unable to get bound_addr as string!\n");
ret = -FI_EINVAL;
goto out;
}
printf("bound_addr: \"%s\"\n", bound_addr_str);
hints->handle = &pep->fid;
out:
freeaddrinfo(ai);
return ret;
}
static int hook_setname(fid_t fid, void *addr, size_t addrlen)
{
return fi_setname(hook_to_hfid(fid), addr, addrlen);
}
static void test_connect_with_accept_blocking_on_eq_fq_SERVER(void)
{
int ret;
printf("SERVER running\n");
setup_ofi(NULL, NULL, FI_SOURCE);
#if WANT_FDS
// Add the EQ FD to the epoll fd
static struct epoll_event edt;
memset(&edt, 0, sizeof(edt));
edt.events = EPOLLIN;
edt.data.u32 = 2222;
ret = epoll_ctl(epoll_fd, EPOLL_CTL_ADD, fidev.eq_fd, &edt);
if (ret < 0) {
error("server epoll_ctl failed");
}
#endif
// Make a PEP
ret = fi_passive_ep(fidev.fabric, fidev.info, &fidev.pep, NULL);
if (0 != ret) {
error("fi_passive_ep failed");
}
#if WANT_FIXED_PORT
size_t ss = sizeof(sin);
ret = fi_getname(&(fidev.pep->fid), &sin, &ss);
if (0 != ret) {
error("fi_setname failed");
}
sin.sin_port = htons(listen_port);
// Bind the PEP to listen on a specific port
ret = fi_setname(&(fidev.pep->fid), &sin, sizeof(sin));
if (0 != ret) {
error("fi_setname failed");
}
#endif
// Bind the EQ to the PEP
ret = fi_pep_bind(fidev.pep, &fidev.eq->fid, 0);
if (0 != ret) {
error("fi_pep_bind failed");
}
// Listen
ret = fi_listen(fidev.pep);
if (0 != ret) {
error("fi_listen failed");
}
// Get the actual address of this PEP
struct sockaddr_in sinout;
size_t s = sizeof(sinout);
ret = fi_getname(&(fidev.pep->fid), &sinout, &s);
if (0 != ret) {
error("fi_setname failed");
}
sin.sin_family = sinout.sin_family;
sin.sin_addr = sinout.sin_addr;
sin.sin_port = sinout.sin_port;
// Print server addr
printf("SERVER listening on %s\n", addrstr(&sin));
// Send our node (IP addr) and service (port) to the client
snprintf(ofi_node, sizeof(ofi_node) - 1, "%s",
inet_ntoa(sin.sin_addr));
snprintf(ofi_service, sizeof(ofi_service) - 1, "%d",
ntohs(sin.sin_port));
MPI_Send(ofi_node, sizeof(ofi_node) - 1, MPI_CHAR,
1, 101, MPI_COMM_WORLD);
MPI_Send(ofi_service, sizeof(ofi_service) - 1, MPI_CHAR,
1, 102, MPI_COMM_WORLD);
printf("SERVER sent via MPI to client: %s / %s\n", ofi_node, ofi_service);
#if WANT_FDS
// Now wait for the listen to complete
int nevents;
#define NEVENTS 32
struct epoll_event events[NEVENTS];
int timeout = 10000;
while (1) {
printf("SERVER blocking on epoll\n");
nevents = epoll_wait(epoll_fd, events, NEVENTS, timeout);
if (nevents < 0) {
if (errno != EINTR) {
error("server epoll wait failed");
} else {
continue;
}
} else {
printf("SERVER successfully woke up from epoll! %d events\n", nevents);
for (int i = 0; i < nevents; ++i) {
if (events[i].data.u32 != 2222) {
error("server unexpected epoll return type");
}
}
// If we got the expected event, then go read from the EQ
break;
}
}
#endif
// Wait for the FI_CONNREQ event
uint32_t event;
uint8_t *entry_buffer;
size_t expected_len = sizeof(struct fi_eq_cm_entry) +
sizeof(client_data);
entry_buffer = (uint8_t*) calloc(1, expected_len);
if (NULL == entry_buffer) {
error("calloc failed");
}
struct fi_eq_cm_entry *entry = (struct fi_eq_cm_entry*) entry_buffer;
while (1) {
printf("SERVER waiting for FI_CONNREQ\n");
#if WANT_FDS
ret = fi_eq_read(fidev.eq, &event, entry, expected_len, 0);
#else
ret = fi_eq_sread(fidev.eq, &event, entry, expected_len, -1, 0);
#endif
if (-FI_EAVAIL == ret) {
printf("server fi_eq_sread failed because there's something in the error queue\n");
char buffer[2048];
struct fi_eq_err_entry *err_entry = (struct fi_eq_err_entry*) buffer;
ret = fi_eq_readerr(fidev.eq, err_entry, 0);
printf("error code: %d (%s), prov err code: %d (%s)\n", err_entry->err, fi_strerror(err_entry->err), err_entry->prov_errno, fi_strerror(err_entry->prov_errno));
error("sad panda");
} else if (-EAGAIN == ret) {
fprintf(stderr, "SERVER fi_eq_sread fail got -EAGAIN... trying again...\n");
sleep(1);
continue;
} else if (ret < 0) {
fprintf(stderr, "SERVER fi_eq_sread fail: %s (FI_EAVAIL = %d, -ret = %d)\n", fi_strerror(-ret), FI_EAVAIL, -ret);
error("SERVER fi_eq_sread failed for some random reason");
} else if (event != FI_CONNREQ) {
error("SERVER got some unexpected event");
} else if (ret != expected_len) {
error("SERVER got wrong length back from fi_eq_sread");
}
uint32_t *d = (uint32_t*) entry->data;
for (int i = 0; i < (sizeof(client_data) / sizeof(uint32_t)); ++i) {
if (d[i] != client_data[i]) {
printf("SERVER got wrong CM client data: d[%d]=%d, should be %d\n",
i, d[i], client_data[i]);
}
}
printf("SERVER got FI_CONNREQ, correct size, and correct data -- yay!\n");
break;
}
// Silly logistics: setup_ofi_active adds the fd to the epoll set.
// But we already added it. So for simplicity, just remove it
// here so that setup_ofi_active() can re-add it.
#if WANT_FDS
// Remove the EQ FD from the epoll fd
ret = epoll_ctl(epoll_fd, EPOLL_CTL_DEL, fidev.eq_fd, &edt);
if (ret < 0) {
error("server epoll_ctl DEL failed");
}
#endif
// Make an active endpoint
setup_ofi_active(entry->info, &ficonn.ep);
// Accept the incoming connection
ret = fi_accept(ficonn.ep, (void*) server_data, sizeof(server_data));
if (ret != 0) {
printf("fi_accept: ret=%d, %s\n", ret, fi_strerror(-ret));
error("SERVER fi_accept failed\n");
}
// Need to read and get a FI_CONNECTED event
while (1) {
printf("SERVER waiting for FI_CONNECTED\n");
#if WANT_FDS
ret = fi_eq_read(fidev.eq, &event, entry, expected_len, 0);
#else
ret = fi_eq_sread(fidev.eq, &event, entry, expected_len, -1, 0);
#endif
if (-FI_EAVAIL == ret) {
printf("server fi_eq_sread failed because there's something in the error queue\n");
char buffer[2048];
struct fi_eq_err_entry *err_entry = (struct fi_eq_err_entry*) buffer;
ret = fi_eq_readerr(fidev.eq, err_entry, 0);
printf("error code: %d (%s), prov err code: %d (%s)\n", err_entry->err, fi_strerror(err_entry->err), err_entry->prov_errno, fi_strerror(err_entry->prov_errno));
error("sad panda");
} else if (-EAGAIN == ret) {
fprintf(stderr, "SERVER fi_eq_sread fail got -EAGAIN... trying again...\n");
sleep(1);
continue;
} else if (ret < 0) {
fprintf(stderr, "SERVER fi_eq_sread fail: %s (FI_EAVAIL = %d, -ret = %d)\n", fi_strerror(-ret), FI_EAVAIL, -ret);
error("SERVER fi_eq_sread failed for some random reason");
} else if (event != FI_CONNECTED) {
error("SERVER got some unexpected event");
}
printf("SERVER got FI_CONNECTED -- yay!\n");
break;
}
// Post a recv buffer for the client to send
int msg[4] = { 0 };
int len = sizeof(msg);
printf("SERVER receiving len of %d\n", len);
struct fid_mr no_mr;
struct fid_mr *mr;
void *recv_context = (void*) 0x17;
#if 0
fi_mr_reg(fidev.domain, msg, len, FI_SEND | FI_RECV,
0, (uint64_t)(uintptr_t) msg, 0, &mr, NULL);
#else
// Try using no mr, like fi_msg_pingpong...
memset(&no_mr, 0, sizeof(no_mr));
mr = &no_mr;
#endif
ret = fi_recv(ficonn.ep, msg, len,
fi_mr_desc(mr), 0, recv_context);
if (ret < 0) {
printf("fi_recv failed! %d, %s\n", ret, fi_strerror(-ret));
MPI_Abort(MPI_COMM_WORLD, 37);
}
sleep(1);
printf("SERVER posted receive -- waiting for client to send\n");
MPI_Barrier(MPI_COMM_WORLD);
// Wait for receive completion
struct fi_cq_entry cqe;
while (1) {
ret = fi_cq_sread(ficonn.cq, &cqe, 1, 0, -1);
if (cqe.op_context == recv_context) {
printf("SERVER receive completed\n");
break;
} else {
printf("SERVER got some other completion... continuing\n");
}
}
printf("SERVER finished -- waiting for client before teardown\n");
MPI_Barrier(MPI_COMM_WORLD);
printf("SERVER tearing down\n");
fi_close(&(mr->fid));
teardown_ofi();
}
