Exemplo n.º 1
0
/*---------------------------------------------------------------------------*/
static void *portal_server_cb(void *data)
{
	struct hw_thread_data	*tdata = data;
	cpu_set_t		cpuset;
	struct xio_context	*ctx;
	struct xio_server	*server;
	char			str[128];
	int			i;

	/* set affinity to thread */

	CPU_ZERO(&cpuset);
	CPU_SET(tdata->affinity, &cpuset);

	pthread_setaffinity_np(tdata->thread_id, sizeof(cpu_set_t), &cpuset);

	/* open default event loop */
	tdata->loop = xio_ev_loop_init();

	/* create thread context for the client */
	ctx = xio_ctx_open(NULL, tdata->loop, 0);

	/* bind a listener server to a portal/url */
	printf("thread [%d] - listen:%s\n", tdata->affinity, tdata->portal);
	server = xio_bind(ctx, &portal_server_ops, tdata->portal, NULL, 0, tdata);
	if (server == NULL)
		goto cleanup;

	sprintf(str,"hello world header response from thread %d",
	        tdata->affinity);
	/* create "hello world" message */
	for (i = 0; i <QUEUE_DEPTH; i++) {
		tdata->rsp[i].out.header.iov_base = strdup(str);
		tdata->rsp[i].out.header.iov_len =
			strlen(tdata->rsp[i].out.header.iov_base);
	}

	/* the default xio supplied main loop */
	xio_ev_loop_run(tdata->loop);

	/* normal exit phase */
	fprintf(stdout, "exit signaled\n");

	/* detach the server */
	xio_unbind(server);

	/* free the message */
	for (i = 0; i <QUEUE_DEPTH; i++)
		free(tdata->rsp[i].out.header.iov_base);

cleanup:
	/* free the context */
	xio_ctx_close(ctx);

	/* destroy the default loop */
	xio_ev_loop_destroy(tdata->loop);

	return NULL;
}
Exemplo n.º 2
0
/*---------------------------------------------------------------------------*/
int main(int argc, char *argv[])
{
	struct xio_server	*server;	/* server portal */
	struct hw_server_data	server_data;
	char			url[256];
	struct xio_context	*ctx;
	void			*loop;
	int			i;
	uint16_t		port = atoi(argv[2]);


	memset(&server_data, 0, sizeof(server_data));

	/* open default event loop */
	loop	= xio_ev_loop_init();

	/* create thread context for the client */
	ctx	= xio_ctx_open(NULL, loop, 0);

	/* create url to connect to */
	sprintf(url, "rdma://%s:%d", argv[1], port);
	/* bind a listener server to a portal/url */
	server = xio_bind(ctx, &server_ops, url, NULL, 0, &server_data);
	if (server == NULL)
		goto cleanup;


	/* spawn portals */
	for (i = 0; i < MAX_THREADS; i++) {
		server_data.tdata[i].affinity = i+1;
		port += 1;
		sprintf(server_data.tdata[i].portal, "rdma://%s:%d",
			argv[1], port);
		pthread_create(&server_data.tdata[i].thread_id, NULL,
			       portal_server_cb, &server_data.tdata[i]);
	}

	xio_ev_loop_run(loop);

	/* normal exit phase */
	fprintf(stdout, "exit signaled\n");

	/* join the threads */
	for (i = 0; i < MAX_THREADS; i++)
		pthread_join(server_data.tdata[i].thread_id, NULL);

	/* free the server */
	xio_unbind(server);
cleanup:
	/* free the context */
	xio_ctx_close(ctx);

	/* destroy the default loop */
	xio_ev_loop_destroy(&loop);

	return 0;
}
Exemplo n.º 3
0
/*---------------------------------------------------------------------------*/
static int xio_client_main(void *data)
{
	char **argv = (char **) data;

	struct xio_session	*session;
	char			url[256];
	struct xio_context	*ctx;
	struct hw_session_data	*session_data;
	int			i = 0;

	/* client session attributes */
	struct xio_session_attr attr = {
		&ses_ops, /* callbacks structure */
		NULL,	  /* no need to pass the server private data */
		0
	};

	session_data = kzalloc(sizeof(*session_data), GFP_KERNEL);
	if (!session_data) {
		printk("session_data alloc failed\n");
		return 0;
	}

	/* create thread context for the client */
	ctx = xio_ctx_open(XIO_LOOP_GIVEN_THREAD, NULL, current, 0, -1);
	if (!ctx) {
		kfree(session_data);
		printk("context open filed\n");
		return 0;
	}

	session_data->ctx = ctx;

	/* create url to connect to */
	sprintf(url, "rdma://%s:%s", argv[1], argv[2]);
	session = xio_session_open(XIO_SESSION_REQ,
				   &attr, url, 0, 0, session_data);

	/* connect the session  */
	session_data->conn = xio_connect(session, ctx, 0, NULL, session_data);

	/* create "hello world" message */
	for (i = 0; i < QUEUE_DEPTH; i++) {
		memset(&session_data->req[i], 0, sizeof(session_data->req[i]));
		session_data->req[i].out.header.iov_base =
			kstrdup("hello world header request", GFP_KERNEL);
		session_data->req[i].out.header.iov_len =
			strlen(session_data->req[i].out.header.iov_base);
	}
	/* send first message */
	for (i = 0; i < QUEUE_DEPTH; i++)
		xio_send_request(session_data->conn, &session_data->req[i]);

	/* the default xio supplied main loop */
	xio_ev_loop_run(ctx);

	/* normal exit phase */
	printk("exit signaled\n");

	/* free the message */
	for (i = 0; i < QUEUE_DEPTH; i++)
		kfree(session_data->req[i].out.header.iov_base);

	/* free the context */
	xio_ctx_close(ctx);

	kfree(session_data);

	printk("good bye\n");
	return 0;
}
Exemplo n.º 4
0
static void *worker_thread(void *data)
{
	struct thread_data	*tdata = data;
	cpu_set_t		cpuset;
	struct xio_session	**sessions = NULL;
	struct xio_context	*ctx;
	struct session_data	*session_data = NULL;
	int  			j = 0, n = 0;
	struct timespec		start, end;
	void 			*loop = NULL;
	double 			*sec =  NULL;
	/* set affinity to thread */

	CPU_ZERO(&cpuset);
	CPU_SET(tdata->affinity, &cpuset);

	pthread_setaffinity_np(tdata->thread_id, sizeof(cpu_set_t), &cpuset);

	/* open default event loop */
	loop = xio_ev_loop_init();
	if (loop == NULL) {
		fprintf(stderr, "Failed to allocate event loop\n");
		return (void*)(-1);
	}

	/* create thread context for the client */
	ctx= xio_ctx_open(NULL, loop, 0);
	if(ctx == NULL) {
		fprintf(stderr, "Failed to allocate thread context\n");
		xio_ev_loop_destroy(&loop);
		return (void*)-1;
	}

	session_data = malloc(tdata->num_sessions*sizeof(struct session_data));
	sessions     = malloc(tdata->num_sessions*sizeof(struct sessions *));

	if( session_data == NULL || sessions == NULL ) {
		fprintf(stderr, "Allocation failed\n");
		xio_ctx_close(ctx);
		xio_ev_loop_destroy(&loop);
		if(session_data) {
			free(session_data);
		}
		if(sessions) {
			free(sessions);
		}
		return (void*)-1;
	}

	for(n = 0; n < tdata->num_sessions; n++)
	{
		tdata->loop = loop;
		session_data[n].tdata = tdata;
	}

	/* client session attributes */
	struct xio_session_attr attr = {
		&ses_ops, /* callbacks structure */
		NULL,	  /* no need to pass the server private data */
		0
	};

	if(clock_gettime(CLOCK_MONOTONIC, &start)) {
		fprintf(stderr, "clock_gettime() failed, errno = %d\n", errno);
	}

	for (j = 0; j< NUM_ITER; j++)
	{

		for(n = 0; n < tdata->num_sessions; n++)
		{
			sessions[n] = xio_session_open(XIO_SESSION_REQ,
					&attr, tdata->url, 0, 0, &session_data[n]);

			/* connect the session  */
			//fprintf(stderr, "Connect Session\n");
			session_data[n].conn = xio_connect(sessions[n], ctx, 0, &session_data[n]);
		}

		/* the default xio supplied main loop */
		xio_ev_loop_run(loop);
	}

	if(clock_gettime(CLOCK_MONOTONIC, &end)) {
			fprintf(stderr, "clock_gettime() failed, errno = %d\n", errno);
	}

	/* normal exit phase */
	fprintf(stdout, "exit signaled\n");

	/* free the context */
	xio_ctx_close(ctx);

	/* destroy the default loop */
	xio_ev_loop_destroy(&loop);

	sec = malloc(sizeof(double));
	*sec = (double)(((end.tv_sec * 1000000000 + end.tv_nsec) - (start.tv_sec * 1000000000 - start.tv_nsec))/NUM_ITER)/1000000000;
	fprintf(stdout, "THREAD [ %lu ] It took %lf sec for %d sessions\n",
				tdata->thread_id, *sec, tdata->num_sessions);

	free(session_data);
	free(sessions);
	return ((void *)sec);
}