mirror of
https://github.com/samba-team/samba.git
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921d815da0
Signed-off-by: Amitay Isaacs <amitay@gmail.com> Reviewed-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Michael Adam <obnox@samba.org>
659 lines
16 KiB
C
659 lines
16 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* Test the infiniband wrapper.
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*
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* Copyright (C) Sven Oehme <oehmes@de.ibm.com> 2006
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*
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* Major code contributions by Peter Somogyi <psomogyi@gamax.hu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "system/network.h"
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#include "system/time.h"
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#include <assert.h>
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#include <talloc.h>
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#include <tevent.h>
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#include "lib/util/time.h"
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#include "lib/util/debug.h"
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#include "common/logging.h"
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#include "ib/ibwrapper.h"
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struct ibwtest_ctx {
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int is_server;
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char *id; /* my id */
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struct ibw_initattr *attrs;
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int nattrs;
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char *opts; /* option string */
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struct sockaddr_in *addrs; /* dynamic array of dest addrs */
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int naddrs;
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unsigned int nsec; /* delta times between messages in nanosec */
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unsigned int sleep_usec; /* microsecs to sleep in the main loop to emulate overloading */
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uint32_t maxsize; /* maximum variable message size */
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int cnt;
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int nsent;
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int nmsg; /* number of messages to send (client) */
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int kill_me;
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int stopping;
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int error;
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struct ibw_ctx *ibwctx;
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struct timeval start_time, end_time;
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};
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struct ibwtest_conn {
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char *id;
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};
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enum testopcode {
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TESTOP_SEND_ID = 1,
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TESTOP_SEND_TEXT = 2,
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TESTOP_SEND_RND = 3
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};
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static int ibwtest_connect_everybody(struct ibwtest_ctx *tcx)
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{
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struct ibw_conn *conn;
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struct ibwtest_conn *tconn = talloc_zero(tcx, struct ibwtest_conn);
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int i;
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for(i=0; i<tcx->naddrs; i++) {
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conn = ibw_conn_new(tcx->ibwctx, tconn);
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if (ibw_connect(conn, &tcx->addrs[i], tconn)) {
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fprintf(stderr, "ibw_connect error at %d\n", i);
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return -1;
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}
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}
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DEBUG(DEBUG_DEBUG, ("sent %d connect request...\n", tcx->naddrs));
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return 0;
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}
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static int ibwtest_send_id(struct ibw_conn *conn)
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{
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struct ibwtest_ctx *tcx = talloc_get_type(conn->ctx->ctx_userdata, struct ibwtest_ctx);
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char *buf;
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void *key;
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uint32_t len;
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DEBUG(DEBUG_DEBUG, ("ibwtest_send_id\n"));
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len = sizeof(uint32_t)+strlen(tcx->id)+2;
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if (ibw_alloc_send_buf(conn, (void **)&buf, &key, len)) {
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DEBUG(DEBUG_ERR, ("send_id: ibw_alloc_send_buf failed\n"));
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return -1;
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}
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/* first sizeof(uint32_t) size bytes are for length */
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*((uint32_t *)buf) = len;
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buf[sizeof(uint32_t)] = (char)TESTOP_SEND_ID;
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strcpy(buf+sizeof(uint32_t)+1, tcx->id);
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if (ibw_send(conn, buf, key, len)) {
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DEBUG(DEBUG_ERR, ("send_id: ibw_send error\n"));
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return -1;
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}
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tcx->nsent++;
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return 0;
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}
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static int ibwtest_send_test_msg(struct ibwtest_ctx *tcx, struct ibw_conn *conn, const char *msg)
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{
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char *buf, *p;
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void *key;
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uint32_t len;
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if (conn->state!=IBWC_CONNECTED)
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return 0; /* not yet up */
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len = strlen(msg) + 2 + sizeof(uint32_t);
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if (ibw_alloc_send_buf(conn, (void **)&buf, &key, len)) {
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fprintf(stderr, "send_test_msg: ibw_alloc_send_buf failed\n");
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return -1;
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}
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*((uint32_t *)buf) = len;
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p = buf;
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p += sizeof(uint32_t);
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p[0] = (char)TESTOP_SEND_TEXT;
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p++;
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strcpy(p, msg);
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if (ibw_send(conn, buf, key, len)) {
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DEBUG(DEBUG_ERR, ("send_test_msg: ibw_send error\n"));
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return -1;
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}
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tcx->nsent++;
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return 0;
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}
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static unsigned char ibwtest_fill_random(unsigned char *buf, uint32_t size)
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{
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uint32_t i = size;
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unsigned char sum = 0;
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unsigned char value;
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while(i) {
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i--;
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value = (unsigned char)(256.0 * (rand() / (RAND_MAX + 1.0)));
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buf[i] = value;
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sum += value;
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}
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return sum;
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}
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static unsigned char ibwtest_get_sum(unsigned char *buf, uint32_t size)
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{
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uint32_t i = size;
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unsigned char sum = 0;
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while(i) {
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i--;
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sum += buf[i];
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}
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return sum;
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}
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static int ibwtest_do_varsize_scenario_conn_size(struct ibwtest_ctx *tcx, struct ibw_conn *conn, uint32_t size)
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{
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unsigned char *buf;
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void *key;
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uint32_t len;
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unsigned char sum;
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len = sizeof(uint32_t) + 1 + size + 1;
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if (ibw_alloc_send_buf(conn, (void **)&buf, &key, len)) {
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DEBUG(DEBUG_ERR, ("varsize/ibw_alloc_send_buf failed\n"));
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return -1;
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}
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*((uint32_t *)buf) = len;
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buf[sizeof(uint32_t)] = TESTOP_SEND_RND;
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sum = ibwtest_fill_random(buf + sizeof(uint32_t) + 1, size);
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buf[sizeof(uint32_t) + 1 + size] = sum;
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if (ibw_send(conn, buf, key, len)) {
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DEBUG(DEBUG_ERR, ("varsize/ibw_send failed\n"));
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return -1;
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}
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tcx->nsent++;
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return 0;
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}
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static int ibwtest_do_varsize_scenario_conn(struct ibwtest_ctx *tcx, struct ibw_conn *conn)
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{
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uint32_t size;
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int i;
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for(i=0; i<tcx->nmsg; i++)
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{
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//size = (uint32_t)((float)(tcx->maxsize) * (rand() / (RAND_MAX + 1.0)));
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size = (uint32_t)((float)(tcx->maxsize) * ((float)(i+1)/(float)tcx->nmsg));
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if (ibwtest_do_varsize_scenario_conn_size(tcx, conn, size))
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return -1;
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}
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return 0;
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}
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/*int ibwtest_do_varsize_scenario(ibwtest_ctx *tcx)
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{
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int rc;
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struct ibw_conn *conn;
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for(conn=tcx->ibwctx->conn_list; conn!=NULL; conn=conn->next) {
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if (conn->state==IBWC_CONNECTED) {
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rc = ibwtest_do_varsize_scenario_conn(tcx, conn);
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if (rc)
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tcx->error = rc;
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}
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}
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}*/
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static int ibwtest_connstate_handler(struct ibw_ctx *ctx, struct ibw_conn *conn)
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{
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struct ibwtest_ctx *tcx = NULL; /* userdata */
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struct ibwtest_conn *tconn = NULL; /* userdata */
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if (ctx) {
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tcx = talloc_get_type(ctx->ctx_userdata, struct ibwtest_ctx);
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switch(ctx->state) {
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case IBWS_INIT:
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DEBUG(DEBUG_DEBUG, ("test IBWS_INIT\n"));
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break;
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case IBWS_READY:
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DEBUG(DEBUG_DEBUG, ("test IBWS_READY\n"));
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break;
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case IBWS_CONNECT_REQUEST:
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DEBUG(DEBUG_DEBUG, ("test IBWS_CONNECT_REQUEST\n"));
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tconn = talloc_zero(conn, struct ibwtest_conn);
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if (ibw_accept(ctx, conn, tconn)) {
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DEBUG(DEBUG_ERR, ("error accepting the connect request\n"));
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}
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break;
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case IBWS_STOPPED:
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DEBUG(DEBUG_DEBUG, ("test IBWS_STOPPED\n"));
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tcx->kill_me = 1; /* main loop can exit */
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break;
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case IBWS_ERROR:
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DEBUG(DEBUG_DEBUG, ("test IBWS_ERROR\n"));
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ibw_stop(tcx->ibwctx);
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break;
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default:
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assert(0);
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break;
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}
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}
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if (conn) {
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tconn = talloc_get_type(conn->conn_userdata, struct ibwtest_conn);
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switch(conn->state) {
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case IBWC_INIT:
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DEBUG(DEBUG_DEBUG, ("test IBWC_INIT\n"));
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break;
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case IBWC_CONNECTED:
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if (gettimeofday(&tcx->start_time, NULL)) {
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DEBUG(DEBUG_ERR, ("gettimeofday error %d", errno));
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return -1;
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}
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ibwtest_send_id(conn);
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break;
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case IBWC_DISCONNECTED:
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DEBUG(DEBUG_DEBUG, ("test IBWC_DISCONNECTED\n"));
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talloc_free(conn);
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break;
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case IBWC_ERROR:
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DEBUG(DEBUG_DEBUG, ("test IBWC_ERROR %s\n", ibw_getLastError()));
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break;
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default:
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assert(0);
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break;
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}
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}
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return 0;
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}
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static int ibwtest_receive_handler(struct ibw_conn *conn, void *buf, int n)
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{
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struct ibwtest_conn *tconn;
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enum testopcode op;
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struct ibwtest_ctx *tcx = talloc_get_type(conn->ctx->ctx_userdata, struct ibwtest_ctx);
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int rc = 0;
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assert(conn!=NULL);
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assert(n>=sizeof(uint32_t)+1);
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tconn = talloc_get_type(conn->conn_userdata, struct ibwtest_conn);
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op = (enum testopcode)((char *)buf)[sizeof(uint32_t)];
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if (op==TESTOP_SEND_ID) {
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tconn->id = talloc_strdup(tconn, ((char *)buf)+sizeof(uint32_t)+1);
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}
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if (op==TESTOP_SEND_ID || op==TESTOP_SEND_TEXT) {
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DEBUG(DEBUG_DEBUG, ("[%d]msg from %s: \"%s\"(%d)\n", op,
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tconn->id ? tconn->id : "NULL", ((char *)buf)+sizeof(uint32_t)+1, n));
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}
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if (tcx->is_server) {
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if (op==TESTOP_SEND_RND) {
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unsigned char sum;
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sum = ibwtest_get_sum((unsigned char *)buf + sizeof(uint32_t) + 1,
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n - sizeof(uint32_t) - 2);
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DEBUG(DEBUG_DEBUG, ("[%d]msg varsize %u/sum %u from %s\n",
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op,
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(uint32_t)(n - sizeof(uint32_t) - 2),
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(uint32_t)sum,
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tconn->id ? tconn->id : "NULL"));
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if (sum!=((unsigned char *)buf)[n-1]) {
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DEBUG(DEBUG_ERR, ("ERROR: checksum mismatch %u!=%u\n",
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(uint32_t)sum, (uint32_t)((unsigned char *)buf)[n-1]));
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ibw_stop(tcx->ibwctx);
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goto error;
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}
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} else if (op!=TESTOP_SEND_ID) {
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char *buf2;
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void *key2;
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/* bounce message regardless what it is */
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if (ibw_alloc_send_buf(conn, (void **)&buf2, &key2, n)) {
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fprintf(stderr, "ibw_alloc_send_buf error #2\n");
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goto error;
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}
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memcpy(buf2, buf, n);
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if (ibw_send(conn, buf2, key2, n)) {
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fprintf(stderr, "ibw_send error #2\n");
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goto error;
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}
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tcx->nsent++;
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}
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} else { /* client: */
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if (op==TESTOP_SEND_ID && tcx->maxsize) {
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/* send them in one blow */
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rc = ibwtest_do_varsize_scenario_conn(tcx, conn);
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}
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if (tcx->nmsg) {
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char msg[26];
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sprintf(msg, "hello world %d", tcx->nmsg--);
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rc = ibwtest_send_test_msg(tcx, conn, msg);
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if (tcx->nmsg==0) {
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ibw_stop(tcx->ibwctx);
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tcx->stopping = 1;
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}
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}
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}
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if (rc)
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tcx->error = rc;
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return rc;
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error:
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return -1;
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}
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static void ibwtest_timeout_handler(struct tevent_context *ev,
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struct tevent_timer *te,
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struct timeval t, void *private_data)
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{
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struct ibwtest_ctx *tcx = talloc_get_type(private_data, struct ibwtest_ctx);
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int rc;
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if (!tcx->is_server) {
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struct ibw_conn *conn;
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char msg[50];
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/* fill it with something variable... */
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sprintf(msg, "hello world %d", tcx->cnt++);
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/* send something to everybody... */
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for(conn=tcx->ibwctx->conn_list; conn!=NULL; conn=conn->next) {
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if (conn->state==IBWC_CONNECTED) {
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rc = ibwtest_send_test_msg(tcx, conn, msg);
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if (rc)
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tcx->error = rc;
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}
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}
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} /* else allow main loop run */
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}
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static struct ibwtest_ctx *testctx = NULL;
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static void ibwtest_sigint_handler(int sig)
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{
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DEBUG(DEBUG_ERR, ("got SIGINT\n"));
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if (testctx) {
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if (testctx->ibwctx->state==IBWS_READY ||
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testctx->ibwctx->state==IBWS_CONNECT_REQUEST ||
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testctx->ibwctx->state==IBWS_ERROR)
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{
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if (testctx->stopping) {
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DEBUG(DEBUG_DEBUG, ("forcing exit...\n"));
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testctx->kill_me = 1;
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} else {
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/* mostly expected case */
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ibw_stop(testctx->ibwctx);
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testctx->stopping = 1;
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}
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} else
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testctx->kill_me = 1;
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}
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}
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static int ibwtest_parse_attrs(struct ibwtest_ctx *tcx, char *optext,
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struct ibw_initattr **pattrs, int *nattrs, char op)
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{
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int i = 0, n = 1;
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int porcess_next = 1;
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char *p, *q;
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struct ibw_initattr *attrs = NULL;
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*pattrs = NULL;
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for(p = optext; *p!='\0'; p++) {
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if (*p==',')
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n++;
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}
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attrs = (struct ibw_initattr *)talloc_size(tcx,
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n * sizeof(struct ibw_initattr));
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for(p = optext; *p!='\0'; p++) {
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if (porcess_next) {
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attrs[i].name = p;
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q = strchr(p, ':');
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if (q==NULL) {
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fprintf(stderr, "-%c format error\n", op);
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return -1;
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}
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*q = '\0';
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attrs[i].value = q + 1;
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porcess_next = 0;
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i++;
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p = q; /* ++ at end */
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}
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if (*p==',') {
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*p = '\0'; /* ++ at end */
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porcess_next = 1;
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}
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}
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*pattrs = attrs;
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*nattrs = n;
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return 0;
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}
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static int ibwtest_get_address(const char *address, struct in_addr *addr)
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{
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if (inet_pton(AF_INET, address, addr) <= 0) {
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struct hostent *he = gethostbyname(address);
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if (he == NULL || he->h_length > sizeof(*addr)) {
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DEBUG(DEBUG_ERR, ("invalid nework address '%s'\n", address));
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return -1;
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}
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memcpy(addr, he->h_addr, he->h_length);
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}
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return 0;
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}
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static int ibwtest_getdests(struct ibwtest_ctx *tcx, char op)
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{
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int i;
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struct ibw_initattr *attrs = NULL;
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struct sockaddr_in *p;
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char *tmp;
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tmp = talloc_strdup(tcx, optarg);
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if (tmp == NULL) return -1;
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/* hack to reuse the above ibw_initattr parser */
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if (ibwtest_parse_attrs(tcx, tmp, &attrs, &tcx->naddrs, op))
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return -1;
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tcx->addrs = talloc_size(tcx,
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tcx->naddrs * sizeof(struct sockaddr_in));
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for(i=0; i<tcx->naddrs; i++) {
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p = tcx->addrs + i;
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p->sin_family = AF_INET;
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if (ibwtest_get_address(attrs[i].name, &p->sin_addr))
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return -1;
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p->sin_port = htons(atoi(attrs[i].value));
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}
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return 0;
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}
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static int ibwtest_init_server(struct ibwtest_ctx *tcx)
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|
{
|
|
if (tcx->naddrs!=1) {
|
|
fprintf(stderr, "incorrect number of addrs(%d!=1)\n", tcx->naddrs);
|
|
return -1;
|
|
}
|
|
|
|
if (ibw_bind(tcx->ibwctx, &tcx->addrs[0])) {
|
|
DEBUG(DEBUG_ERR, ("ERROR: ibw_bind failed\n"));
|
|
return -1;
|
|
}
|
|
|
|
if (ibw_listen(tcx->ibwctx, 1)) {
|
|
DEBUG(DEBUG_ERR, ("ERROR: ibw_listen failed\n"));
|
|
return -1;
|
|
}
|
|
|
|
/* continued at IBWS_READY */
|
|
return 0;
|
|
}
|
|
|
|
static void ibwtest_usage(struct ibwtest_ctx *tcx, char *name)
|
|
{
|
|
printf("Usage:\n");
|
|
printf("\t%s -i <id> -o {name:value} -d {addr:port} -t nsec -s\n", name);
|
|
printf("\t-i <id> is a free text, acting as a server id, max 23 chars [mandatory]\n");
|
|
printf("\t-o name1:value1,name2:value2,... is a list of (name, value) pairs\n");
|
|
printf("\t-a addr1:port1,addr2:port2,... is a list of destination ip addresses\n");
|
|
printf("\t-t nsec delta time between sends in nanosec [default %d]\n", tcx->nsec);
|
|
printf("\t\t send message periodically and endless when nsec is non-zero\n");
|
|
printf("\t-s server mode (you have to give exactly one -d address:port in this case)\n");
|
|
printf("\t-n number of messages to send [default %d]\n", tcx->nmsg);
|
|
printf("\t-l usec time to sleep in the main loop [default %d]\n", tcx->sleep_usec);
|
|
printf("\t-v max variable msg size in bytes [default %d], 0=don't send var. size\n", tcx->maxsize);
|
|
printf("\t-d LogLevel [default %d]\n", DEBUGLEVEL);
|
|
printf("Press ctrl+C to stop the program.\n");
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
int rc, op;
|
|
int result = 1;
|
|
struct tevent_context *ev = NULL;
|
|
struct ibwtest_ctx *tcx = NULL;
|
|
float usec;
|
|
|
|
tcx = talloc_zero(NULL, struct ibwtest_ctx);
|
|
memset(tcx, 0, sizeof(struct ibwtest_ctx));
|
|
tcx->nsec = 0;
|
|
tcx->nmsg = 1000;
|
|
DEBUGLEVEL = 0;
|
|
|
|
/* here is the only case we can't avoid using global... */
|
|
testctx = tcx;
|
|
signal(SIGINT, ibwtest_sigint_handler);
|
|
srand((unsigned)time(NULL));
|
|
|
|
while ((op=getopt(argc, argv, "i:o:d:m:st:n:l:v:a:")) != -1) {
|
|
switch (op) {
|
|
case 'i':
|
|
tcx->id = talloc_strdup(tcx, optarg);
|
|
break;
|
|
case 'o':
|
|
tcx->opts = talloc_strdup(tcx, optarg);
|
|
if (tcx->opts) goto cleanup;
|
|
if (ibwtest_parse_attrs(tcx, tcx->opts, &tcx->attrs,
|
|
&tcx->nattrs, op))
|
|
goto cleanup;
|
|
break;
|
|
case 'a':
|
|
if (ibwtest_getdests(tcx, op))
|
|
goto cleanup;
|
|
break;
|
|
case 's':
|
|
tcx->is_server = 1;
|
|
break;
|
|
case 't':
|
|
tcx->nsec = (unsigned int)atoi(optarg);
|
|
break;
|
|
case 'n':
|
|
tcx->nmsg = atoi(optarg);
|
|
break;
|
|
case 'l':
|
|
tcx->sleep_usec = (unsigned int)atoi(optarg);
|
|
break;
|
|
case 'v':
|
|
tcx->maxsize = (unsigned int)atoi(optarg);
|
|
break;
|
|
case 'd':
|
|
DEBUGLEVEL = atoi(optarg);
|
|
break;
|
|
default:
|
|
fprintf(stderr, "ERROR: unknown option -%c\n", (char)op);
|
|
ibwtest_usage(tcx, argv[0]);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
if (tcx->id==NULL) {
|
|
ibwtest_usage(tcx, argv[0]);
|
|
goto cleanup;
|
|
}
|
|
|
|
ev = tevent_context_init(NULL);
|
|
assert(ev);
|
|
|
|
tcx->ibwctx = ibw_init(tcx->attrs, tcx->nattrs,
|
|
tcx,
|
|
ibwtest_connstate_handler,
|
|
ibwtest_receive_handler,
|
|
ev
|
|
);
|
|
if (!tcx->ibwctx)
|
|
goto cleanup;
|
|
|
|
if (tcx->is_server)
|
|
rc = ibwtest_init_server(tcx);
|
|
else
|
|
rc = ibwtest_connect_everybody(tcx);
|
|
if (rc)
|
|
goto cleanup;
|
|
|
|
while(!tcx->kill_me && !tcx->error) {
|
|
if (tcx->nsec) {
|
|
tevent_add_timer(ev, tcx,
|
|
timeval_current_ofs(0, tcx->nsec),
|
|
ibwtest_timeout_handler, tcx);
|
|
}
|
|
|
|
tevent_loop_once(ev);
|
|
|
|
if (tcx->sleep_usec)
|
|
usleep(tcx->sleep_usec);
|
|
}
|
|
|
|
if (!tcx->is_server && tcx->nsent!=0 && !tcx->error) {
|
|
if (gettimeofday(&tcx->end_time, NULL)) {
|
|
DEBUG(DEBUG_ERR, ("gettimeofday error %d\n", errno));
|
|
goto cleanup;
|
|
}
|
|
usec = (tcx->end_time.tv_sec - tcx->start_time.tv_sec) * 1000000 +
|
|
(tcx->end_time.tv_usec - tcx->start_time.tv_usec);
|
|
printf("usec: %f, nmsg: %d, usec/nmsg: %f\n",
|
|
usec, tcx->nsent, usec/(float)tcx->nsent);
|
|
}
|
|
|
|
if (!tcx->error)
|
|
result = 0; /* everything OK */
|
|
|
|
cleanup:
|
|
if (tcx)
|
|
talloc_free(tcx);
|
|
if (ev)
|
|
talloc_free(ev);
|
|
DEBUG(DEBUG_ERR, ("exited with code %d\n", result));
|
|
return result;
|
|
}
|