ucs_status_t ucp_ep_create(ucp_worker_h worker, const ucp_address_t *address,
ucp_ep_h *ep_p)
{
char peer_name[UCP_WORKER_NAME_MAX];
uint8_t addr_indices[UCP_MAX_LANES];
ucp_address_entry_t *address_list;
unsigned address_count;
ucs_status_t status;
uint64_t dest_uuid;
ucp_ep_h ep;
UCS_ASYNC_BLOCK(&worker->async);
status = ucp_address_unpack(address, &dest_uuid, peer_name, sizeof(peer_name),
&address_count, &address_list);
if (status != UCS_OK) {
ucs_error("failed to unpack remote address: %s", ucs_status_string(status));
goto out;
}
ep = ucp_worker_ep_find(worker, dest_uuid);
if (ep != NULL) {
/* TODO handle a case where the existing endpoint is incomplete */
*ep_p = ep;
status = UCS_OK;
goto out_free_address;
}
/* allocate endpoint */
status = ucp_ep_new(worker, dest_uuid, peer_name, "from api call", &ep);
if (status != UCS_OK) {
goto out_free_address;
}
/* initialize transport endpoints */
status = ucp_wireup_init_lanes(ep, address_count, address_list, addr_indices);
if (status != UCS_OK) {
goto err_destroy_ep;
}
/* send initial wireup message */
if (!(ep->flags & UCP_EP_FLAG_LOCAL_CONNECTED)) {
status = ucp_wireup_send_request(ep);
if (status != UCS_OK) {
goto err_destroy_ep;
}
}
*ep_p = ep;
goto out_free_address;
err_destroy_ep:
ucp_ep_destroy(ep);
out_free_address:
ucs_free(address_list);
out:
UCS_ASYNC_UNBLOCK(&worker->async);
return status;
}
ucs_status_t ucp_ep_create(ucp_worker_h worker, const ucp_address_t *address,
ucp_ep_h *ep_p)
{
char peer_name[UCP_WORKER_NAME_MAX];
ucs_status_t status;
uint64_t dest_uuid;
unsigned address_count;
ucp_address_entry_t *address_list;
ucp_ep_h ep;
UCS_ASYNC_BLOCK(&worker->async);
status = ucp_address_unpack(address, &dest_uuid, peer_name, sizeof(peer_name),
&address_count, &address_list);
if (status != UCS_OK) {
ucs_error("failed to unpack remote address: %s", ucs_status_string(status));
goto out;
}
ep = ucp_worker_ep_find(worker, dest_uuid);
if (ep != NULL) {
/* TODO handle a case where the existing endpoint is incomplete */
ucs_debug("returning existing ep %p which is already connected to %"PRIx64,
ep, ep->dest_uuid);
*ep_p = ep;
status = UCS_OK;
goto out_free_address;
}
status = ucp_ep_create_connected(worker, dest_uuid, peer_name, address_count,
address_list, " from api call", &ep);
if (status != UCS_OK) {
goto out_free_address;
}
/* send initial wireup message */
if (!(ep->flags & UCP_EP_FLAG_LOCAL_CONNECTED)) {
status = ucp_wireup_send_request(ep);
if (status != UCS_OK) {
goto err_destroy_ep;
}
}
*ep_p = ep;
goto out_free_address;
err_destroy_ep:
ucp_ep_destroy(ep);
out_free_address:
ucs_free(address_list);
out:
UCS_ASYNC_UNBLOCK(&worker->async);
return status;
}