static int cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
{
int ret = 0;
switch (event->event) {
case RDMA_CM_EVENT_ADDR_RESOLVED:
ret = addr_handler(cma_id->context);
break;
case RDMA_CM_EVENT_MULTICAST_JOIN:
ret = join_handler(cma_id->context, &event->param.ud);
break;
case RDMA_CM_EVENT_ADDR_ERROR:
case RDMA_CM_EVENT_ROUTE_ERROR:
case RDMA_CM_EVENT_MULTICAST_ERROR:
printf("mckey: event: %s, error: %d\n",
rdma_event_str(event->event), event->status);
connect_error();
ret = event->status;
break;
case RDMA_CM_EVENT_DEVICE_REMOVAL:
/* Cleanup will occur after test completes. */
break;
default:
break;
}
return ret;
}
static int cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
{
int ret = 0;
switch (event->event) {
case RDMA_CM_EVENT_ADDR_RESOLVED:
ret = addr_handler(cma_id->context);
break;
case RDMA_CM_EVENT_ROUTE_RESOLVED:
ret = route_handler(cma_id->context);
break;
case RDMA_CM_EVENT_CONNECT_REQUEST:
ret = connect_handler(cma_id);
break;
case RDMA_CM_EVENT_ESTABLISHED:
ret = resolved_handler(cma_id->context, event);
break;
case RDMA_CM_EVENT_ADDR_ERROR:
case RDMA_CM_EVENT_ROUTE_ERROR:
case RDMA_CM_EVENT_CONNECT_ERROR:
case RDMA_CM_EVENT_UNREACHABLE:
case RDMA_CM_EVENT_REJECTED:
printf("udaddy: event: %s, error: %d\n",
rdma_event_str(event->event), event->status);
connect_error();
ret = event->status;
break;
case RDMA_CM_EVENT_DEVICE_REMOVAL:
/* Cleanup will occur after test completes. */
break;
default:
break;
}
return ret;
}
static int run(void)
{
int i, ret;
printf("mckey: starting %s\n", is_sender ? "client" : "server");
if (src_addr) {
ret = get_addr(src_addr, (struct sockaddr *) &test.src_in);
if (ret)
return ret;
}
ret = get_addr(dst_addr, (struct sockaddr *) &test.dst_in);
if (ret)
return ret;
printf("mckey: joining\n");
for (i = 0; i < connections; i++) {
if (src_addr) {
ret = rdma_bind_addr(test.nodes[i].cma_id,
test.src_addr);
if (ret) {
perror("mckey: addr bind failure");
connect_error();
return ret;
}
}
if (unmapped_addr)
ret = addr_handler(&test.nodes[i]);
else
ret = rdma_resolve_addr(test.nodes[i].cma_id,
test.src_addr, test.dst_addr,
2000);
if (ret) {
perror("mckey: resolve addr failure");
connect_error();
return ret;
}
}
ret = connect_events();
if (ret)
goto out;
pthread_create(&test.cmathread, NULL, cma_thread, NULL);
/*
* Pause to give SM chance to configure switches. We don't want to
* handle reliability issue in this simple test program.
*/
sleep(3);
if (message_count) {
if (is_sender) {
printf("initiating data transfers\n");
for (i = 0; i < connections; i++) {
ret = post_sends(&test.nodes[i], 0);
if (ret)
goto out;
}
} else {
printf("receiving data transfers\n");
ret = poll_cqs();
if (ret)
goto out;
}
printf("data transfers complete\n");
}
out:
for (i = 0; i < connections; i++) {
ret = rdma_leave_multicast(test.nodes[i].cma_id,
test.dst_addr);
if (ret)
perror("mckey: failure leaving");
}
return ret;
}