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ibdump.c
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ibdump.c
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/*
* Copyright (C) Jan 2019 Mellanox Technologies Ltd. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* End of legal section ......................................................
*/
#include <stdio.h>
#include <stdarg.h>
#include <inttypes.h>
#include <stdlib.h>
#include <string.h>
#include <infiniband/verbs.h>
#ifndef __WIN__
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/time.h>
#include <pthread.h>
#else
#include "time_compat.h"
#include "compatibility.h"
#endif
#include <errno.h>
#include <getopt.h>
#include <signal.h>
#if defined(WITH_MFT) || defined(WITH_MSTFLINT)
#include <mtcr.h>
#ifdef WITH_MFT
#include "ibd_hw_access.h"
#endif
#endif
#include "ibdump.h"
#include "ibd_device.h"
#include "tools_version.h"
#ifdef __WIN__
#include "ibd_ibal_access.h"
#define __WIN_CDECL __cdecl
#else
#define __WIN_CDECL
#endif
int g_stop_sniffer = 0;
void my_printf(const char* format, ...)
{
va_list args;
if (!config.is_silent) {
va_start(args, format);
vfprintf(stdout, format, args);
va_end(args);
}
}
void* write_to_file(void *ptr)
{
struct resources *res = (struct resources *)ptr;
int writer_current_buf = 0;
while (1) {
while (res->thread_status[writer_current_buf] == 0) {
;
}
int rc =
fwrite(res->thread_buf[writer_current_buf], (size_t)(res->buf_length[writer_current_buf]), 1, res->fh);
if (rc != 1) {
fprintf(stderr, "rc=%d -E- Failed writing to file: %s\n", rc, strerror(errno));
exit(1);
}
res->thread_status[writer_current_buf] = 0;
writer_current_buf = (writer_current_buf + 1) % 2;
}
}
static u_int32_t mtu_enum_to_num(int mtu_e)
{
return 256 * (1 << (mtu_e - 1));
}
/*****************************************
* Function: poll_completion
*****************************************/
static int poll_completion(struct resources *res, FILE* f, int idx, int* added_packets)
{
struct ibv_wc wc;
struct timeval cur_time;
int rc;
rec_hdr_t hdr_obj;
rec_hdr_t * hdr = &hdr_obj;
static unsigned long prev_print_time_sec = 0;
static unsigned long prev_cap_time_sec = 0;
static u_int64_t printed_pkts = 1;
u_int32_t poll_count = 50000;
int decap_offs = 0;
u_int32_t len;
u_int32_t header_size;
if (!config.is_silent &&
(prev_cap_time_sec > prev_print_time_sec) &&
(res->sniffed_pkts != printed_pkts)) {
if (config.mem_size) {
printf("\rCaptured: %8" PRIu64 " packets, %8" PRIu64 "/%" PRIu64 " bytes ",
res->sniffed_pkts,
res->sniffed_bytes,
config.mem_size);
} else {
printf("\rCaptured: %8" PRIu64 " packets, %8" PRIu64 " bytes ",
res->sniffed_pkts,
res->sniffed_bytes);
}
fflush(stdout);
prev_print_time_sec = prev_cap_time_sec;
printed_pkts = res->sniffed_pkts;
}
do {
--poll_count;
rc = ibv_poll_cq(res->cq, 1, &wc); /* TODO: Multiple WC poll */
if (rc < 0) {
fprintf(stderr, "-E- poll CQ failed\n");
return 1;
}
} while ((rc == 0) && !g_stop_sniffer && poll_count);
gettimeofday(&cur_time, NULL);
prev_cap_time_sec = cur_time.tv_sec;
if (g_stop_sniffer || (poll_count == 0)) {
*added_packets = 0;
return 0;
}
/* fprintf(stdout, "completion was found in CQ with status 0x%x, bytes: %d\n", wc.status, wc.byte_len); */
/* check the completion status (here we don't care about the completion opcode */
if (wc.status != IBV_WC_SUCCESS) {
fprintf(stderr, "\n-E- got bad completion with status: 0x%x, vendor syndrome: 0x%x\n",
wc.status, wc.vendor_err);
/*getchar(); */
return 1;
}
len = wc.byte_len;
hdr->erf.flags = 4;
if (config.decap_mode) {
/* Decap - remove LRH, RWH, and CRC */
if (((res->buf[idx][2] & 0x3) == 0) && /* LRH->LNH Says RAW */
(res->buf[idx][10] == (PM_ENCAP_ETHERTYPE >> 8)) &&
(res->buf[idx][11] == (PM_ENCAP_ETHERTYPE & 0xff))) { /* RWH->EtherType matches port mirroring encap */
decap_offs = 16;
len -= 18; /* remove LRW, RWH, Mirror_Prefix and VCRC */
hdr->erf.flags = 5;
}
}
/* pcap header */
hdr->pcap.ts_sec = cur_time.tv_sec;
hdr->pcap.ts_usec = cur_time.tv_usec;
hdr->pcap.orig_len = len;
header_size = sizeof(hdr->pcap);
if (config.with_erf) {
header_size += sizeof(hdr->erf);
hdr->pcap.orig_len += sizeof(hdr->erf);
}
/* Currently no truncating is done */
hdr->pcap.incl_len = hdr->pcap.orig_len;
/* erf header */
hdr->erf.ts = ((u_int64_t)cur_time.tv_sec) << 32;
/* 1<<32 / 10E6 = 4294.967296 */
/* The below is an approximation which is 99.999% accurate. */
/* TODO - See if tehre's a better way to do that (performance wise) */
hdr->erf.ts += (u_int64_t)cur_time.tv_usec * 4295;
hdr->erf.lctr = 0;
hdr->erf.wlen = ntohs((u_int16_t)len);
hdr->erf.rlen = ntohs(len + sizeof(hdr->erf)); /* TODO - extra 6 bytes here ??? */
hdr->erf.type = config.erf_type;
if (config.mem_size) {
if (!config.writer_thread) {
memcpy(res->mem_buf + res->dumped_bytes, hdr, header_size);
memcpy(res->mem_buf + res->dumped_bytes + header_size, res->buf[idx] + decap_offs, len);
} else {
if ((res->dumped_bytes + header_size + len) >= config.mem_size) {
res->buf_length[res->network_current_buf] = res->dumped_bytes;
res->dumped_bytes = 0;
res->thread_status[res->network_current_buf] = 1;
res->network_current_buf = (res->network_current_buf + 1) % 2;
while (res->thread_status[res->network_current_buf] == 1) {
;
}
}
memcpy(res->thread_buf[res->network_current_buf] + res->dumped_bytes, hdr, header_size);
memcpy(res->thread_buf[res->network_current_buf] + res->dumped_bytes + header_size,
res->buf[idx] + decap_offs,
len);
}
} else {
rc = fwrite(hdr, header_size, 1, f);
if (rc == 1) {
rc = fwrite(res->buf[idx] + decap_offs, len, 1, f);
}
if (rc != 1) {
fprintf(stderr, "-E- Failed writing to file: %s\n", strerror(errno));
return 1;
}
if (config.to_stdout) {
fflush(f);
}
}
res->dumped_bytes += (header_size + len);
*added_packets = 1;
res->sniffed_pkts += 1;
res->sniffed_bytes += len;
return 0;
}
/*****************************************
* Function: post_receive
*****************************************/
static int post_receive(struct resources *res, int idx)
{
struct ibv_recv_wr rr;
struct ibv_sge sge;
struct ibv_recv_wr *bad_wr;
int rc;
/* prepare the scatter/gather entry
* Reserve room for the pcap+erf headers before the packet data
*/
memset(&sge, 0, sizeof(sge));
sge.addr = (uintptr_t)(res->buf[idx]);
/*sge.length = 4*1024; //orenk mtu_enum_to_num(res->port_attr.active_mtu) + GRH_SIZE; */
sge.length = res->entry_size;
sge.lkey = res->mr->lkey;
/* prepare the RR */
memset(&rr, 0, sizeof(rr));
rr.next = NULL;
rr.wr_id = 0;
rr.sg_list = &sge;
rr.num_sge = 1;
/* post the Receive Request to the RQ */
rc = ibv_post_recv(res->qp, &rr, &bad_wr);
if (rc) {
fprintf(stderr, "-E- failed to post RR\n");
return 1;
}
return 0;
}
/*****************************************
* Function: resources_init
*****************************************/
static void resources_init(struct resources *res)
{
res->dev_list = NULL;
res->ib_ctx = NULL;
res->cq = NULL;
res->qp = NULL;
res->ah = NULL;
res->pd = NULL;
res->mr = NULL;
res->buf = NULL;
res->mem_buf = NULL;
res->mem_buf2 = NULL;
res->fh = NULL;
res->dumped_bytes = 0;
res->sniffed_bytes = 0;
res->sniffed_pkts = 0;
res->network_current_buf = 0;
res->buf_length[1] = res->buf_length[0] = 0;
res->thread_status[1] = res->thread_status[0] = 0;
}
/*****************************************
* Function: Get device id.
*****************************************/
#if defined(WITH_MFT) || defined(WITH_MSTFLINT)
int get_hw_devid(mfile* mf, u_int32_t* devid)
{
if (mread4(mf, 0xf0014, devid) != 4) {
return -1;
}
*devid = (*devid & 0xffff);
return 0;
}
#endif
/*****************************************
* Function: resources_create
*****************************************/
static int resources_create(struct resources *res)
{
struct ibv_qp_init_attr qp_init_attr;
struct ibv_device *ib_dev = NULL;
int i;
u_int32_t n;
int mr_flags = 0;
int cq_size = 0;
int num_devices;
int mtu;
char * tmp;
memset(res, 0, sizeof(*res));
my_printf("searching for IB devices in host\n");
/* get device names in the system */
if (config.to_stdout) {
res->fh = stdout;
} else {
res->fh = fopen(config.out_file_name, "wb");
if (res->fh == NULL) {
fprintf(stderr, "-E- Failed to open file %s: %s\n", config.out_file_name, strerror(errno));
return 1;
}
}
res->dev_list = ibv_get_device_list(&num_devices);
if (!res->dev_list) {
fprintf(stderr, "-E- failed to get IB devices list\n");
return 1;
}
/* if there isn't any IB device in host */
if (!num_devices) {
fprintf(stderr, "-E- found %d device(s)\n", num_devices);
return 1;
}
/* search for the specific device we want to work with (default is the first one we found) */
if (NULL == config.dev_name) {
ib_dev = res->dev_list[0];
const char *dev_name = ibv_get_device_name(res->dev_list[0]);
if (NULL == dev_name) {
fprintf(stderr, "-E- Can't find RDMA devices\n");
return 1;
}
config.dev_name = strdup(dev_name);
} else {
for (i = 0; i < num_devices; i++) {
if (!strcmp(ibv_get_device_name(res->dev_list[i]), config.dev_name)) {
ib_dev = res->dev_list[i];
break;
}
}
}
#if defined(WITH_MFT) || defined(WITH_MSTFLINT)
if (config.mst_dev_name == NULL) {
#ifdef __WIN__
usage(argv[0]);
return 1;
#else
config.mst_dev_name = config.dev_name;
#endif
}
#endif
/* if the device wasn't found in host */
if (!ib_dev) {
fprintf(stderr, "-E- IB device %s wasn't found\n", config.dev_name);
return 1;
}
/* get device handle */
res->ib_ctx = ibv_open_device(ib_dev);
if (!res->ib_ctx) {
fprintf(stderr, "-E- failed to open device %s\n", config.dev_name);
return 1;
}
if (ibv_query_device(res->ib_ctx, &res->device_attr)) {
fprintf(stderr, "-E- Failed to query device");
return 1;
}
/* query port properties */
if (ibv_query_port(res->ib_ctx, (uint8_t)config.ib_port, &res->port_attr)) {
fprintf(stderr, "-E- ibv_query_port on port %u failed\n", config.ib_port);
return 1;
}
#if defined(WITH_MFT) || defined(WITH_MSTFLINT)
/* using user level mtcr - ib dev name can be used to open the mst device*/
res->mf = mopen(config.mst_dev_name);
if (!res->mf) {
fprintf(stderr, "-E- Failed to open mst device %s: %s\n",
config.mst_dev_name,
strerror(errno));
return 1;
}
if (get_hw_devid(res->mf, &res->dev_rev_id) != 0) {
fprintf(stderr, "-E- Failed to get device ID\n");
return -1;
}
if ((res->dev_rev_id != DI_CX) &&
(res->dev_rev_id != DI_CX2) &&
(res->dev_rev_id != DI_CX3) &&
(res->dev_rev_id != DI_CX3A1) &&
(res->dev_rev_id != DI_CX3Pro) &&
(res->dev_rev_id != DI_CIB) &&
(res->dev_rev_id != DI_CX4) &&
(res->dev_rev_id != DI_CX4LX) &&
(res->dev_rev_id != DI_CX5) &&
(res->dev_rev_id != DI_CX6) &&
(res->dev_rev_id != DI_CX6DX) &&
(res->dev_rev_id != DI_BF2) &&
(res->dev_rev_id != DI_BF2A1) &&
(res->dev_rev_id != DI_BF3) &&
(res->dev_rev_id != DI_BF4) &&
(res->dev_rev_id != DI_CX7) &&
(res->dev_rev_id != DI_CX8)) {
fprintf(stderr, "-E- Unsupported HW device id (%x)\n", res->dev_rev_id);
return -1;
}
if (res->dev_rev_id == DI_CX2) {
#ifndef WIN_NOT_SUPPORTED
if (res->port_attr.link_layer == IBV_LINK_LAYER_ETHERNET) {
fprintf(stderr, "-E- Ethernet sniffing is not supported in CX2\n");
return -1;
}
#endif
config.use_a0_mode = 1;
}
#endif
/* allocate Protection Domain */
res->pd = ibv_alloc_pd(res->ib_ctx);
if (!res->pd) {
fprintf(stderr, "-E- ibv_alloc_pd failed\n");
return 1;
}
/* each side will send only one WR, so Completion Queue with 1 entry is enough */
cq_size = config.entries_num;
res->cq = ibv_create_cq(res->ib_ctx, cq_size, NULL, NULL, 0);
if (!res->cq) {
fprintf(stderr, "-E- failed to create CQ with %u entries\n", cq_size);
return 1;
}
/* allocate the memory buffer that will hold the data */
/* To save resources, only 1 buffer is allocated (in buf[0])
* buf[1..entries_num-1] points to this mem block
* To save fime / mem acceses, a space for the pcap+erf headers
* is saved before the pkt data
*/
mtu = mtu_enum_to_num(res->port_attr.active_mtu);
if (config.jumbo_mtu) {
res->entry_size = 1024 * 16;
} else {
if (mtu <= 2 * 1024) {
/* Seem that sniffer QP SGEs should be page aligned. */
/* TODO: Check why. */
res->entry_size = 1024 * 4;
} else if (mtu <= 4 * 1024) {
res->entry_size = 1024 * 8;
} else {
fprintf(stderr, "-E- MTU > 4KB is not supported (port is configured to %d bytes MTU)\n",
mtu);
return 1;
}
}
res->buf = malloc(config.entries_num * sizeof(char*));
if (!res->buf) {
fprintf(stderr, "-E- failed to allocate %Zu bytes to memory buffer\n",
config.entries_num * sizeof(char*));
return 1;
}
if (!config.contiguous_pages) {
tmp = malloc(res->entry_size * config.entries_num + 0x1000); /* Add 4KB to ensure MR is page aligned */
if (!tmp) {
fprintf(stderr,
"-E- failed to allocate %d bytes to memory buffer data\n",
res->entry_size * config.entries_num);
return 1;
}
res->buf_alloc_ptr = tmp;
if ((u_int64_t)tmp & 0xfff) {
tmp = (char*)(((u_int64_t)tmp + 0x1000) & ~0xfff);
}
res->buf[0] = tmp;
/* register this memory buffer */
mr_flags = IBV_ACCESS_LOCAL_WRITE;
res->mr = ibv_reg_mr(res->pd, res->buf[0], res->entry_size * config.entries_num, mr_flags);
if (!res->mr) {
fprintf(stderr, "-E- ibv_reg_mr failed with mr_flags=0x%x\n", mr_flags);
return 1;
}
} else {
#ifndef WIN_NOT_SUPPORTED
#ifdef LIBS_EXP
struct ibv_exp_reg_mr_in in;
in.pd = res->pd;
in.addr = NULL;
in.length = res->entry_size * config.entries_num;
in.exp_access = IBV_EXP_ACCESS_LOCAL_WRITE | IBV_EXP_ACCESS_ALLOCATE_MR;
in.comp_mask = 0;
res->mr = ibv_exp_reg_mr(&in);
if (!res->mr) {
fprintf(stderr, "-E- ibv_exp_reg_mr failed\n");
return 1;
}
res->buf[0] = res->mr->addr;
#else
res->mr = ibv_reg_mr(res->pd, NULL,
res->entry_size * config.entries_num,
IBV_ACCESS_LOCAL_WRITE);
#endif
if (res->buf) {
free(res->buf);
}
fprintf(stderr, "-E- contiguous_pages is not supported in Windows\n");
return 1;
#endif
}
memset(res->buf[0], 0, res->entry_size * config.entries_num); /* TODO: redundant. */
for (n = 1; n < config.entries_num; n++) {
res->buf[n] = res->buf[0] + res->entry_size * n;
}
if (config.mem_size) {
/* Allocate additional MTU entry to assure mem_size bytes are captured. */
res->mem_buf = malloc((size_t)config.mem_size + res->entry_size);
res->thread_buf[0] = res->mem_buf;
if (config.writer_thread) {
res->mem_buf2 = malloc((size_t)config.mem_size + res->entry_size);
res->thread_buf[1] = res->mem_buf2;
}
if ((res->mem_buf == NULL) || (config.writer_thread && (res->mem_buf2 == NULL))) {
fprintf(stderr, "-E- failed to allocate %" PRIu64 " bytes to memory buffer\n",
config.mem_size + res->entry_size);
return 1;
}
}
my_printf("Port active_mtu=%d\n", mtu_enum_to_num(res->port_attr.active_mtu));
my_printf("MR was registered with addr=%p, lkey=0x%x, rkey=0x%x, flags=0x%x\n",
res->buf, res->mr->lkey, res->mr->rkey, mr_flags);
/* create the Queue Pair */
memset(&qp_init_attr, 0, sizeof(qp_init_attr));
qp_init_attr.qp_type = IBV_QPT_UD;
#ifndef WIN_NOT_SUPPORTED
if (res->port_attr.link_layer == IBV_LINK_LAYER_ETHERNET) {
#ifdef LIBS_EXP
qp_init_attr.qp_type = IBV_QPT_RAW_ETH;
#else
qp_init_attr.qp_type = IBV_QPT_RAW_PACKET;
#endif
} else {
qp_init_attr.qp_type = IBV_QPT_UD;
}
#endif
qp_init_attr.sq_sig_all = 1;
qp_init_attr.send_cq = res->cq;
qp_init_attr.recv_cq = res->cq;
qp_init_attr.cap.max_send_wr = 1;
qp_init_attr.cap.max_recv_wr = config.entries_num;
qp_init_attr.cap.max_send_sge = 1;
qp_init_attr.cap.max_recv_sge = 1;
res->qp = ibv_create_qp(res->pd, &qp_init_attr);
if (!res->qp) {
fprintf(stderr, "-E- failed to create QP\n");
return 1;
}
return 0;
}
/*****************************************
* Function: modify_qp_to_init
*****************************************/
static int modify_qp_to_init(struct ibv_qp *qp, u_int8_t is_eth)
{
struct ibv_qp_attr attr;
int flags;
int rc;
/* do the following QP transition: RESET -> INIT */
memset(&attr, 0, sizeof(attr));
attr.qp_state = IBV_QPS_INIT;
attr.port_num = (u_int8_t)config.ib_port;
attr.pkey_index = 0;
attr.qkey = DEF_QKEY;
/*orenk-eth */
if (is_eth) {
flags = IBV_QP_STATE | IBV_QP_PORT;
} else {
flags = IBV_QP_STATE | IBV_QP_PKEY_INDEX | IBV_QP_PORT | IBV_QP_QKEY;
}
#ifdef __WIN__
attr.qp_access_flags = IBV_ACCESS_SNIFFER;
#endif
rc = ibv_modify_qp(qp, &attr, flags);
if (rc) {
fprintf(stderr, "-E- failed to modify QP state to INIT\n");
return rc;
}
return 0;
}
/*****************************************
* Function: modify_qp_to_rtr
*****************************************/
static int modify_qp_to_rtr(struct ibv_qp *qp)
{
struct ibv_qp_attr attr;
int flags;
int rc;
/* do the following QP transition: INIT -> RTR */
memset(&attr, 0, sizeof(attr));
attr.qp_state = IBV_QPS_RTR;
flags = IBV_QP_STATE;
rc = ibv_modify_qp(qp, &attr, flags);
if (rc) {
fprintf(stderr, "-E- failed to modify QP state to RTR\n");
return rc;
}
return 0;
}
/*****************************************
* Function: connect_qp
*****************************************/
static int connect_qp(struct resources *res)
{
int rc;
u_int32_t n;
/* modify the QP to init */
rc = modify_qp_to_init(res->qp, config.is_eth);
if (rc) {
fprintf(stderr, "-E- change QP state to INIT failed\n");
return rc;
}
/* let the client post RR to be prepared for incoming messages */
for (n = 0; n < config.entries_num; n++) {
rc = post_receive(res, n);
if (rc) {
fprintf(stderr, "-E- failed to post RR\n");
return rc;
}
}
/* modify the QP to RTR */
rc = modify_qp_to_rtr(res->qp);
if (rc) {
fprintf(stderr, "-E- failed to modify QP state from RESET to RTS\n");
return rc;
}
return 0;
}
/*****************************************
* Function: resources_destroy
*****************************************/
static int resources_destroy(struct resources *res)
{
int test_result = 0;
if (config.mem_size) {
if (config.writer_thread) {
if (res->dumped_bytes) {
res->buf_length[res->network_current_buf] = res->dumped_bytes;
res->dumped_bytes = 0;
res->thread_status[res->network_current_buf] = 1;
while (res->thread_status[res->network_current_buf] == 1) {
;
}
}
} else if ((res->dumped_bytes > 0) && res->fh) {
int rc;
rc = fwrite(res->mem_buf, (size_t)res->dumped_bytes, 1, res->fh);
if (rc != 1) {
fprintf(stderr, "-E- Failed writing to file: %s\n", strerror(errno));
return 1;
}
my_printf("-I- Wrote file %s\n", config.out_file_name);
}
}
if (config.dev_name) {
free(config.dev_name);
}
if (res->fh && !config.to_stdout) {
fclose(res->fh);
}
if (res->qp) {
if (ibv_destroy_qp(res->qp)) {
fprintf(stderr, "-E- failed to destroy QP\n");
test_result = 1;
}
}
if (res->mr) {
if (ibv_dereg_mr(res->mr)) {
fprintf(stderr, "-E- failed to deregister MR\n");
test_result = 1;
}
}
if (res->mem_buf) {
free(res->mem_buf);
}
if (res->mem_buf2) {
free(res->mem_buf2);
}
if (res->buf && res->buf_alloc_ptr) {
free(res->buf_alloc_ptr);
}
if (res->buf) {
free(res->buf);
}
if (res->cq) {
if (ibv_destroy_cq(res->cq)) {
fprintf(stderr, "-E- failed to destroy CQ\n");
test_result = 1;
}
}
if (res->ah) {
if (ibv_destroy_ah(res->ah)) {
fprintf(stderr, "-E- failed to destroy AH\n");
test_result = 1;
}
}
if (res->pd) {
if (ibv_dealloc_pd(res->pd)) {
fprintf(stderr, "-E- failed to deallocate PD\n");
test_result = 1;
}
}
if (res->ib_ctx) {
if (ibv_close_device(res->ib_ctx)) {
fprintf(stderr, "-E- failed to close device context\n");
test_result = 1;
}
}
if (res->dev_list) {
ibv_free_device_list(res->dev_list);
}
return test_result;
}
/* fw_ver_a/b are 3 dotted strings in format "magor.minor.sub_minor" */
/* Returns 1 if fw_ver_a is less than fw_ver_b */
/* 0 if fw_ver_a is greater or equal than fw_ver_b */
/* -1 if either string has bad format */
int fw_version_less_than(char* fw_ver_a, char* fw_ver_b)
{
int i;
u_int32_t ver_a[3];
u_int32_t ver_b[3];
if (sscanf(fw_ver_a, "%u.%u.%u", &ver_a[0], &ver_a[1], &ver_a[2]) != 3) {
return -1;
}
if (sscanf(fw_ver_b, "%u.%u.%u", &ver_b[0], &ver_b[1], &ver_b[2]) != 3) {
return -1;
}
for (i = 0; i < 3; i++) {
if (ver_a[i] < ver_b[i]) {
return 1;
} else if (ver_a[i] > ver_b[i]) {
return 0;
}
}
return 0; /* equal versions */
}
int fourth_gen_set_sw_sniffer(struct resources *res, int mode, int is_tx, int is_rx)
{
#ifndef WIN_NOT_SUPPORTED
(void)is_tx;
(void)is_rx;
#ifdef LIBS_EXP
if (mode != 0) {
struct ibv_exp_flow_attr flow_attr;
memset(&flow_attr, 0, sizeof(flow_attr));
flow_attr.type = IBV_EXP_FLOW_ATTR_SNIFFER;
flow_attr.size = sizeof(flow_attr);
flow_attr.port = config.ib_port;
res->flow = ibv_exp_create_flow(res->qp, &flow_attr);
if (res->flow == NULL) {
fprintf(stderr, "-E- Failed to set sniffer mode. ibv_create_flow failed: %s\n"
" This problem might be because Flow Steering is not enabled, to enable it:\n"
" 1. Add the following to /etc/modprobe.d/mlnx.conf file:\n"
" options mlx4_core log_num_mgm_entry_size=-1\n"
" 2. Restart the drivers.\n"
, strerror(errno));
return -1;
}
} else {
ibv_exp_destroy_flow(res->flow);
}
#else
if (mode != 0) {
struct ibv_flow_attr flow_attr;
memset(&flow_attr, 0, sizeof(flow_attr));
flow_attr.type = IBV_FLOW_ATTR_SNIFFER;
flow_attr.size = sizeof(flow_attr);
flow_attr.port = config.ib_port;
res->flow = ibv_create_flow(res->qp, &flow_attr);
if (res->flow == NULL) {
fprintf(stderr, "-E- Failed to set sniffer mode. ibv_create_flow failed: %s\n"
" This problem might be because Flow Steering is not enabled, to enable it:\n"
" 1. Add the following to /etc/modprobe.d/mlnx.conf file:\n"
" options mlx4_core log_num_mgm_entry_size=-1\n"
" 2. Restart the drivers.\n"
, strerror(errno));
return -1;
}
} else {
ibv_destroy_flow(res->flow);
}
#endif
#else /* ifndef WIN_NOT_SUPPORTED */
int rc;
if (mode != 0) {
rc = ibd_ibal_open_sniffer(res->device_attr.node_guid,
config.ib_port,
res->qp->qp_num,
is_tx,
is_rx,
&res->ibal_ctx);
if (rc) {
return rc;
}
} else {
ibd_ibal_close_sniffer(res->ibal_ctx);
}
#endif /* ifndef WIN_NOT_SUPPORTED */
return 0;
}
#if defined(__WIN__) || defined(WITHOUT_FW_TOOLS)
int fifth_gen_set_sw_sniffer(struct resources *res, int mode)
{
(void)mode; /*avoid not used warnings. */
fprintf(stderr, "-E- Unsupported HW device id (%x)\n", res->dev_rev_id);
return 1;
}
#else
#if defined(WITH_MSTFLINT)
#define SNIFFER_STRUCT connectib_icmd_set_port_sniffer
#include <tools_layouts/icmd_layouts.h>
#include <cmdif/icmd_cif_common.h>
#include <cmdif/icmd_cif_open.h>
#include <common/compatibility.h>
#else
#include <cmdif/cib_cif.h>
#if defined(IBDUMP_LAYOUTS)
#include <cmdif/icmd_ibdump.h>
#include <tools_layouts/ibdump_layouts.h>
#define SNIFFER_STRUCT ibdump_icmd_set_port_sniffer
#else
#define SNIFFER_STRUCT connectib_icmd_set_port_sniffer
#endif
#endif
int fifth_gen_set_sw_sniffer(struct resources *res, int mode)
{
struct SNIFFER_STRUCT set_port_sniffer;
int rc;
/* To disable write protection */
mwrite4(res->mf, 0x23f0, 0xbadc0ffe);
memset(&set_port_sniffer, 0, sizeof(struct SNIFFER_STRUCT));
set_port_sniffer.port = config.ib_port;
set_port_sniffer.sniffer_qpn = res->qp->qp_num;
set_port_sniffer.sx_rx_ = 0;
set_port_sniffer.attach_detach_ = mode;
rc = gcif_set_port_sniffer(res->mf, &set_port_sniffer);
if (rc != GCIF_STATUS_SUCCESS) {
fprintf(stderr, "Failed to set port sniffer1: %s\n", gcif_err_str(rc));
return 1;
}
set_port_sniffer.sx_rx_ = 1;
rc = gcif_set_port_sniffer(res->mf, &set_port_sniffer);
if (rc != GCIF_STATUS_SUCCESS) {
fprintf(stderr, "Failed to set port sniffer2: %s\n", gcif_err_str(rc));
return 1;
}
return 0;
}
#endif /* if defined(__WIN__) || defined(WITHOUT_FW_TOOLS) */
int set_sw_sniffer(struct resources *res, int mode, int is_tx, int is_rx)
{
if ((res->dev_rev_id == DI_CIB) || (res->dev_rev_id == DI_CX4) ||
(res->dev_rev_id == DI_CX4LX) || (res->dev_rev_id == DI_CX5) ||
(res->dev_rev_id == DI_CX6) || (res->dev_rev_id == DI_CX6DX) ||