2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
4 * Copyright (c) 2013, 2015, Intel Corporation.
6 * This file is part of Lustre, https://wiki.hpdd.intel.com/
8 * Portals is free software; you can redistribute it and/or
9 * modify it under the terms of version 2 of the GNU General Public
10 * License as published by the Free Software Foundation.
12 * Portals is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Portals; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
33 #include <sys/ioctl.h>
36 #include <linux/types.h>
38 #include <libcfs/util/string.h>
39 #include <libcfs/util/ioctl.h>
40 #include <libcfs/libcfs_debug.h>
41 #include <lnet/lnetctl.h>
42 #include <lnet/socklnd.h>
43 #include <lnet/lnet.h>
45 unsigned int libcfs_debug;
46 unsigned int libcfs_printk = D_CANTMASK;
48 static bool g_net_interactive;
49 static bool g_net_set;
52 #define IOC_BUF_SIZE 8192
53 static char local_buf[IOC_BUF_SIZE];
54 static char *ioc_buf = local_buf;
56 /* Convert a string boolean to an int; "enable" -> 1 */
58 lnet_parse_bool (int *b, char *str)
60 if (!strcasecmp (str, "no") ||
61 !strcasecmp (str, "n") ||
62 !strcasecmp (str, "off") ||
63 !strcasecmp (str, "down") ||
64 !strcasecmp (str, "disable"))
70 if (!strcasecmp (str, "yes") ||
71 !strcasecmp (str, "y") ||
72 !strcasecmp (str, "on") ||
73 !strcasecmp (str, "up") ||
74 !strcasecmp (str, "enable"))
84 lnet_parse_port (int *port, char *str)
88 *port = strtol (str, &end, 0);
90 if (*end == 0 && /* parsed whole string */
91 *port > 0 && *port < 65536) /* minimal sanity check */
97 #ifdef HAVE_GETHOSTBYNAME
98 static struct hostent *
99 ptl_gethostbyname(char * hname) {
101 he = gethostbyname(hname);
106 fprintf(stderr, "Unable to resolve hostname: %s\n",
110 fprintf(stderr, "gethostbyname error for %s: %s\n",
111 hname, strerror(h_errno));
121 lnet_parse_ipquad (__u32 *ipaddrp, char *str)
128 if (sscanf (str, "%d.%d.%d.%d", &a, &b, &c, &d) == 4 &&
129 (a & ~0xff) == 0 && (b & ~0xff) == 0 &&
130 (c & ~0xff) == 0 && (d & ~0xff) == 0)
132 *ipaddrp = (a<<24)|(b<<16)|(c<<8)|d;
140 lnet_parse_ipaddr (__u32 *ipaddrp, char *str)
142 #ifdef HAVE_GETHOSTBYNAME
146 if (!strcmp (str, "_all_")) {
151 if (lnet_parse_ipquad(ipaddrp, str) == 0)
154 #ifdef HAVE_GETHOSTBYNAME
155 if ((('a' <= str[0] && str[0] <= 'z') ||
156 ('A' <= str[0] && str[0] <= 'Z')) &&
157 (he = ptl_gethostbyname (str)) != NULL) {
158 __u32 addr = *(__u32 *)he->h_addr;
160 *ipaddrp = ntohl(addr); /* HOST byte order */
169 ptl_ipaddr_2_str(__u32 ipaddr, char *str, size_t strsize, int lookup)
171 #ifdef HAVE_GETHOSTBYNAME
176 net_ip = htonl (ipaddr);
177 he = gethostbyaddr (&net_ip, sizeof (net_ip), AF_INET);
179 strlcpy(str, he->h_name, strsize);
185 sprintf (str, "%d.%d.%d.%d",
186 (ipaddr >> 24) & 0xff, (ipaddr >> 16) & 0xff,
187 (ipaddr >> 8) & 0xff, ipaddr & 0xff);
192 lnet_parse_time (time_t *t, char *str)
198 *t = strtol (str, &end, 0);
199 if (*end == 0) /* parsed whole string */
202 memset (&tm, 0, sizeof (tm));
203 n = sscanf (str, "%d-%d-%d-%d:%d:%d",
204 &tm.tm_year, &tm.tm_mon, &tm.tm_mday,
205 &tm.tm_hour, &tm.tm_min, &tm.tm_sec);
209 tm.tm_mon--; /* convert to 0 == Jan */
210 tm.tm_year -= 1900; /* y2k quirk */
211 tm.tm_isdst = -1; /* dunno if it's daylight savings... */
214 if (*t == (time_t)-1)
221 lnet_parse_nid(char *nid_str, lnet_process_id_t *id_ptr)
223 id_ptr->pid = LNET_PID_ANY;
224 id_ptr->nid = libcfs_str2nid(nid_str);
225 if (id_ptr->nid == LNET_NID_ANY) {
226 fprintf (stderr, "Can't parse nid \"%s\"\n", nid_str);
233 static int g_net_is_set(char *cmd)
241 if (g_net_interactive)
247 "You must run '%s <network>' command before '%s'\n",
255 static int g_net_is_compatible(char *cmd, ...)
260 if (!g_net_is_set(cmd))
266 nal = va_arg(ap, int);
267 if (nal == LNET_NETTYP(g_net)) {
277 "Command %s not compatible with %s NAL\n",
279 libcfs_lnd2str(LNET_NETTYP(g_net)));
284 int ptl_initialize(int argc, char **argv)
287 g_net_interactive = true;
289 register_ioc_dev(LNET_DEV_ID, LNET_DEV_PATH,
290 LNET_DEV_MAJOR, LNET_DEV_MINOR);
295 int jt_ptl_network(int argc, char **argv)
297 struct libcfs_ioctl_data data;
298 __u32 net = LNET_NIDNET(LNET_NID_ANY);
302 fprintf(stderr, "usage: %s <net>|up|down\n", argv[0]);
306 if (!strcmp(argv[1], "unconfigure") || !strcmp(argv[1], "down")) {
307 LIBCFS_IOC_INIT(data);
308 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_UNCONFIGURE, &data);
311 printf("LNET ready to unload\n");
316 fprintf(stderr, "LNET busy\n");
318 fprintf(stderr, "LNET unconfigure error %d: %s\n",
319 errno, strerror(errno));
321 } else if (!strcmp(argv[1], "configure") || !strcmp(argv[1], "up")) {
322 LIBCFS_IOC_INIT(data);
323 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_CONFIGURE, &data);
326 printf("LNET configured\n");
330 fprintf(stderr, "LNET configure error %d: %s\n",
331 errno, strerror(errno));
335 net = libcfs_str2net(argv[1]);
336 if (net == LNET_NIDNET(LNET_NID_ANY)) {
337 fprintf(stderr, "Can't parse net %s\n", argv[1]);
341 if (LNET_NETTYP(net) == QSWLND || LNET_NETTYP(net) == GMLND ||
342 LNET_NETTYP(net) == PTLLND || LNET_NETTYP(net) == CIBLND ||
343 LNET_NETTYP(net) == OPENIBLND || LNET_NETTYP(net) == IIBLND ||
344 LNET_NETTYP(net) == RALND || LNET_NETTYP(net) == VIBLND ||
345 LNET_NETTYP(net) == MXLND) {
346 fprintf(stderr, "Net %s obsoleted\n", libcfs_lnd2str(net));
356 jt_ptl_list_nids(int argc, char **argv)
358 struct libcfs_ioctl_data data;
359 int all = 0, return_nid = 0;
363 all = (argc == 2) && (strcmp(argv[1], "all") == 0);
364 /* Hack to pass back value */
365 return_nid = (argc == 2) && (argv[1][0] == 1);
367 if ((argc > 2) && !(all || return_nid)) {
368 fprintf(stderr, "usage: %s [all]\n", argv[0]);
372 for (count = 0;; count++) {
373 LIBCFS_IOC_INIT (data);
374 data.ioc_count = count;
375 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_NI, &data);
378 if ((count > 0) && (errno == ENOENT))
379 /* We found them all */
381 fprintf(stderr,"IOC_LIBCFS_GET_NI error %d: %s\n",
382 errno, strerror(errno));
386 if (all || (LNET_NETTYP(LNET_NIDNET(data.ioc_nid)) != LOLND)) {
387 printf("%s\n", libcfs_nid2str(data.ioc_nid));
389 *(__u64 *)(argv[1]) = data.ioc_nid;
399 jt_ptl_which_nid (int argc, char **argv)
401 struct libcfs_ioctl_data data;
404 lnet_nid_t best_nid = LNET_NID_ANY;
413 fprintf(stderr, "usage: %s NID [NID...]\n", argv[0]);
417 for (i = 1; i < argc; i++) {
419 nid = libcfs_str2nid(nidstr);
420 if (nid == LNET_NID_ANY) {
421 fprintf(stderr, "Can't parse NID %s\n", nidstr);
425 LIBCFS_IOC_INIT(data);
428 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNET_DIST, &data);
430 fprintf(stderr, "Can't get distance to %s: %s\n",
431 nidstr, strerror(errno));
435 dist = data.ioc_u32[0];
436 order = data.ioc_u32[1];
439 if (dist == -EHOSTUNREACH)
442 fprintf(stderr, "Unexpected distance to %s: %d\n",
447 if (best_nid == LNET_NID_ANY ||
449 (dist == best_dist && order < best_order)) {
456 if (best_nid == LNET_NID_ANY) {
457 fprintf(stderr, "No reachable NID\n");
461 printf("%s\n", libcfs_nid2str(best_nid));
466 jt_ptl_print_interfaces (int argc, char **argv)
468 struct libcfs_ioctl_data data;
469 char buffer[3][HOST_NAME_MAX + 1];
473 if (!g_net_is_compatible (argv[0], SOCKLND, 0))
476 for (index = 0;;index++) {
477 LIBCFS_IOC_INIT(data);
478 data.ioc_net = g_net;
479 data.ioc_count = index;
481 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_INTERFACE, &data);
485 printf ("%s: (%s/%s) npeer %d nroute %d\n",
486 ptl_ipaddr_2_str(data.ioc_u32[0], buffer[2],
487 sizeof(buffer[2]), 1),
488 ptl_ipaddr_2_str(data.ioc_u32[0], buffer[0],
489 sizeof(buffer[0]), 0),
490 ptl_ipaddr_2_str(data.ioc_u32[1], buffer[1],
491 sizeof(buffer[1]), 0),
492 data.ioc_u32[2], data.ioc_u32[3]);
496 if (errno == ENOENT) {
497 printf ("<no interfaces>\n");
499 fprintf(stderr, "Error getting interfaces: %s: "
509 jt_ptl_add_interface (int argc, char **argv)
511 struct libcfs_ioctl_data data;
514 __u32 netmask = 0xffffff00;
519 if (argc < 2 || argc > 3) {
520 fprintf (stderr, "usage: %s ipaddr [netmask]\n", argv[0]);
524 if (!g_net_is_compatible(argv[0], SOCKLND, 0))
527 if (lnet_parse_ipaddr(&ipaddr, argv[1]) != 0) {
528 fprintf (stderr, "Can't parse ip: %s\n", argv[1]);
533 count = strtol(argv[2], &end, 0);
534 if (count > 0 && count < 32 && *end == 0) {
536 for (i = count; i > 0; i--)
537 netmask = netmask|(1<<(32-i));
538 } else if (lnet_parse_ipquad(&netmask, argv[2]) != 0) {
539 fprintf (stderr, "Can't parse netmask: %s\n", argv[2]);
544 LIBCFS_IOC_INIT(data);
545 data.ioc_net = g_net;
546 data.ioc_u32[0] = ipaddr;
547 data.ioc_u32[1] = netmask;
549 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_INTERFACE, &data);
551 fprintf (stderr, "failed to add interface: %s\n",
560 jt_ptl_del_interface (int argc, char **argv)
562 struct libcfs_ioctl_data data;
567 fprintf (stderr, "usage: %s [ipaddr]\n", argv[0]);
571 if (!g_net_is_compatible(argv[0], SOCKLND, 0))
575 lnet_parse_ipaddr(&ipaddr, argv[1]) != 0) {
576 fprintf (stderr, "Can't parse ip: %s\n", argv[1]);
580 LIBCFS_IOC_INIT(data);
581 data.ioc_net = g_net;
582 data.ioc_u32[0] = ipaddr;
584 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_INTERFACE, &data);
586 fprintf (stderr, "failed to delete interface: %s\n",
595 jt_ptl_print_peers (int argc, char **argv)
597 struct libcfs_ioctl_data data;
598 lnet_process_id_t id;
599 char buffer[2][HOST_NAME_MAX + 1];
603 if (!g_net_is_compatible (argv[0], SOCKLND, O2IBLND, GNILND, 0))
606 for (index = 0;;index++) {
607 LIBCFS_IOC_INIT(data);
608 data.ioc_net = g_net;
609 data.ioc_count = index;
611 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_PEER, &data);
615 if (g_net_is_compatible(NULL, SOCKLND, 0)) {
616 id.nid = data.ioc_nid;
617 id.pid = data.ioc_u32[4];
618 printf ("%-20s [%d]%s->%s:%d #%d\n",
620 data.ioc_count, /* persistence */
622 ptl_ipaddr_2_str(data.ioc_u32[2], buffer[0],
623 sizeof(buffer[0]), 1),
625 ptl_ipaddr_2_str(data.ioc_u32[0], buffer[1],
626 sizeof(buffer[1]), 1),
627 data.ioc_u32[1], /* peer port */
628 data.ioc_u32[3]); /* conn_count */
629 } else if (g_net_is_compatible(NULL, GNILND, 0)) {
630 int disconn = data.ioc_flags >> 16;
636 state = data.ioc_flags & 0xffff ? "C" : "U";
638 printf("%-20s (%d) %s [%d] %ju sq %d/%d tx %d/%d/%d\n",
639 libcfs_nid2str(data.ioc_nid), /* peer nid */
640 data.ioc_net, /* gemini device id */
641 state, /* peer is Connecting, Up, or Down */
642 data.ioc_count, /* peer refcount */
643 (uintmax_t)data.ioc_u64[0], /* peerstamp */
644 data.ioc_u32[2], data.ioc_u32[3], /* tx and rx seq */
645 /* fmaq, nfma, nrdma */
646 data.ioc_u32[0], data.ioc_u32[1], data.ioc_u32[4]);
648 printf ("%-20s [%d]\n",
649 libcfs_nid2str(data.ioc_nid), data.ioc_count);
654 if (errno == ENOENT) {
655 printf ("<no peers>\n");
657 fprintf(stderr, "Error getting peer list: %s: "
665 int jt_ptl_add_peer(int argc, char **argv)
667 struct libcfs_ioctl_data data;
673 if (!g_net_is_compatible(argv[0], SOCKLND, GNILND, 0))
677 fprintf(stderr, "usage(tcp,gni): %s nid ipaddr port\n",
682 nid = libcfs_str2nid(argv[1]);
683 if (nid == LNET_NID_ANY) {
684 fprintf (stderr, "Can't parse NID: %s\n", argv[1]);
688 if (lnet_parse_ipaddr (&ip, argv[2]) != 0) {
689 fprintf (stderr, "Can't parse ip addr: %s\n", argv[2]);
693 if (lnet_parse_port (&port, argv[3]) != 0) {
694 fprintf (stderr, "Can't parse port: %s\n", argv[3]);
698 LIBCFS_IOC_INIT(data);
699 data.ioc_net = g_net;
701 data.ioc_u32[0] = ip;
702 data.ioc_u32[1] = port;
704 rc = l_ioctl (LNET_DEV_ID, IOC_LIBCFS_ADD_PEER, &data);
706 fprintf (stderr, "failed to add peer: %s\n",
715 jt_ptl_del_peer (int argc, char **argv)
717 struct libcfs_ioctl_data data;
718 lnet_nid_t nid = LNET_NID_ANY;
719 lnet_pid_t pid = LNET_PID_ANY;
723 if (!g_net_is_compatible(argv[0], SOCKLND, O2IBLND, GNILND, 0))
726 if (g_net_is_compatible(NULL, SOCKLND, 0)) {
728 fprintf (stderr, "usage: %s [nid] [ipaddr]\n",
732 } else if (argc > 2) {
733 fprintf (stderr, "usage: %s [nid]\n", argv[0]);
738 !libcfs_str2anynid(&nid, argv[1])) {
739 fprintf (stderr, "Can't parse nid: %s\n", argv[1]);
743 if (g_net_is_compatible(NULL, SOCKLND, 0)) {
745 lnet_parse_ipaddr (&ip, argv[2]) != 0) {
746 fprintf (stderr, "Can't parse ip addr: %s\n",
752 LIBCFS_IOC_INIT(data);
753 data.ioc_net = g_net;
755 data.ioc_u32[0] = ip;
756 data.ioc_u32[1] = pid;
758 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_PEER, &data);
760 fprintf (stderr, "failed to remove peer: %s\n",
769 jt_ptl_print_connections (int argc, char **argv)
771 struct libcfs_ioctl_data data;
772 lnet_process_id_t id;
773 char buffer[2][HOST_NAME_MAX + 1];
777 if (!g_net_is_compatible(argv[0], SOCKLND, O2IBLND, GNILND, 0))
780 for (index = 0; ; index++) {
781 LIBCFS_IOC_INIT(data);
782 data.ioc_net = g_net;
783 data.ioc_count = index;
785 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_CONN, &data);
789 if (g_net_is_compatible (NULL, SOCKLND, 0)) {
790 id.nid = data.ioc_nid;
791 id.pid = data.ioc_u32[6];
792 printf ("%-20s %s[%d]%s->%s:%d %d/%d %s\n",
794 (data.ioc_u32[3] == SOCKLND_CONN_ANY) ? "A" :
795 (data.ioc_u32[3] == SOCKLND_CONN_CONTROL) ? "C" :
796 (data.ioc_u32[3] == SOCKLND_CONN_BULK_IN) ? "I" :
797 (data.ioc_u32[3] == SOCKLND_CONN_BULK_OUT) ? "O" : "?",
798 data.ioc_u32[4], /* scheduler */
800 ptl_ipaddr_2_str(data.ioc_u32[2], buffer[0],
801 sizeof(buffer[0]), 1),
803 ptl_ipaddr_2_str(data.ioc_u32[0], buffer[1],
804 sizeof(buffer[1]), 1),
805 data.ioc_u32[1], /* remote port */
806 data.ioc_count, /* tx buffer size */
807 data.ioc_u32[5], /* rx buffer size */
808 data.ioc_flags ? "nagle" : "nonagle");
809 } else if (g_net_is_compatible (NULL, O2IBLND, 0)) {
810 printf ("%s mtu %d\n",
811 libcfs_nid2str(data.ioc_nid),
812 data.ioc_u32[0]); /* path MTU */
813 } else if (g_net_is_compatible (NULL, GNILND, 0)) {
814 printf ("%-20s [%d]\n",
815 libcfs_nid2str(data.ioc_nid),
816 data.ioc_u32[0] /* device id */);
818 printf ("%s\n", libcfs_nid2str(data.ioc_nid));
823 if (errno == ENOENT) {
824 printf ("<no connections>\n");
826 fprintf(stderr, "Error getting connection list: %s: "
834 int jt_ptl_disconnect(int argc, char **argv)
836 struct libcfs_ioctl_data data;
837 lnet_nid_t nid = LNET_NID_ANY;
842 fprintf(stderr, "usage: %s [nid] [ipaddr]\n", argv[0]);
846 if (!g_net_is_compatible(NULL, SOCKLND, O2IBLND, GNILND, 0))
850 !libcfs_str2anynid(&nid, argv[1])) {
851 fprintf (stderr, "Can't parse nid %s\n", argv[1]);
855 if (g_net_is_compatible (NULL, SOCKLND, 0) &&
857 lnet_parse_ipaddr (&ipaddr, argv[2]) != 0) {
858 fprintf (stderr, "Can't parse ip addr %s\n", argv[2]);
862 LIBCFS_IOC_INIT(data);
863 data.ioc_net = g_net;
865 data.ioc_u32[0] = ipaddr;
867 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_CLOSE_CONNECTION, &data);
869 fprintf(stderr, "failed to remove connection: %s\n",
877 int jt_ptl_push_connection (int argc, char **argv)
879 struct libcfs_ioctl_data data;
881 lnet_nid_t nid = LNET_NID_ANY;
884 fprintf(stderr, "usage: %s [nid]\n", argv[0]);
888 if (!g_net_is_compatible (argv[0], SOCKLND, GNILND, 0))
892 !libcfs_str2anynid(&nid, argv[1])) {
893 fprintf(stderr, "Can't parse nid: %s\n", argv[1]);
897 LIBCFS_IOC_INIT(data);
898 data.ioc_net = g_net;
901 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_PUSH_CONNECTION, &data);
903 fprintf(stderr, "failed to push connection: %s\n",
911 int jt_ptl_ping(int argc, char **argv)
915 lnet_process_id_t id;
916 lnet_process_id_t ids[16];
917 int maxids = sizeof(ids)/sizeof(ids[0]);
918 struct libcfs_ioctl_data data;
923 fprintf(stderr, "usage: %s id [timeout (secs)]\n", argv[0]);
927 sep = strchr(argv[1], '-');
929 rc = lnet_parse_nid(argv[1], &id);
935 if (argv[1][0] == 'u' ||
937 id.pid = strtoul(&argv[1][1], &end, 0) | LNET_PID_USERFLAG;
939 id.pid = strtoul(argv[1], &end, 0);
941 if (end != sep) { /* assuming '-' is part of hostname */
942 rc = lnet_parse_nid(argv[1], &id);
946 id.nid = libcfs_str2nid(sep + 1);
948 if (id.nid == LNET_NID_ANY) {
950 "Can't parse process id \"%s\"\n",
958 timeout = 1000 * atol(argv[2]);
960 timeout = 1000; /* default 1 second timeout */
962 LIBCFS_IOC_INIT (data);
963 data.ioc_nid = id.nid;
964 data.ioc_u32[0] = id.pid;
965 data.ioc_u32[1] = timeout;
966 data.ioc_plen1 = sizeof(ids);
967 data.ioc_pbuf1 = (char *)ids;
969 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_PING, &data);
971 fprintf(stderr, "failed to ping %s: %s\n",
972 id.pid == LNET_PID_ANY ?
973 libcfs_nid2str(id.nid) : libcfs_id2str(id),
978 for (i = 0; i < data.ioc_count && i < maxids; i++)
979 printf("%s\n", libcfs_id2str(ids[i]));
981 if (data.ioc_count > maxids)
982 printf("%d out of %d ids listed\n", maxids, data.ioc_count);
987 int jt_ptl_mynid(int argc, char **argv)
989 struct libcfs_ioctl_data data;
994 fprintf(stderr, "usage: %s NID\n", argv[0]);
998 nid = libcfs_str2nid(argv[1]);
999 if (nid == LNET_NID_ANY) {
1000 fprintf(stderr, "Can't parse NID '%s'\n", argv[1]);
1004 LIBCFS_IOC_INIT(data);
1005 data.ioc_net = LNET_NIDNET(nid);
1008 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_REGISTER_MYNID, &data);
1010 fprintf(stderr, "setting my NID failed: %s\n",
1013 printf("registered my nid %s\n", libcfs_nid2str(nid));
1019 jt_ptl_fail_nid (int argc, char **argv)
1024 struct libcfs_ioctl_data data;
1026 if (argc < 2 || argc > 3)
1028 fprintf (stderr, "usage: %s nid|\"*\" [count (0 == mend)]\n", argv[0]);
1032 if (!libcfs_str2anynid(&nid, argv[1]))
1034 fprintf (stderr, "Can't parse nid \"%s\"\n", argv[1]);
1039 threshold = LNET_MD_THRESH_INF;
1040 } else if (sscanf(argv[2], "%i", &threshold) != 1) {
1041 fprintf (stderr, "Can't parse count \"%s\"\n", argv[2]);
1045 LIBCFS_IOC_INIT (data);
1047 data.ioc_count = threshold;
1049 rc = l_ioctl (LNET_DEV_ID, IOC_LIBCFS_FAIL_NID, &data);
1051 fprintf (stderr, "IOC_LIBCFS_FAIL_NID failed: %s\n",
1054 printf ("%s %s\n", threshold == 0 ? "Unfailing" : "Failing", argv[1]);
1060 jt_ptl_add_route (int argc, char **argv)
1062 struct lnet_ioctl_config_data data;
1063 lnet_nid_t gateway_nid;
1064 __u32 hops = LNET_UNDEFINED_HOPS;
1065 unsigned int priority = 0;
1069 if (argc < 2 || argc > 4) {
1070 fprintf(stderr, "usage: %s gateway [hopcount [priority]]\n",
1075 if (g_net_is_set(argv[0]) == 0)
1078 gateway_nid = libcfs_str2nid(argv[1]);
1079 if (gateway_nid == LNET_NID_ANY) {
1080 fprintf(stderr, "Can't parse gateway NID \"%s\"\n", argv[1]);
1085 hops = strtol(argv[2], &end, 0);
1086 if (hops == 0 || hops >= 256 ||
1087 (end != NULL && *end != 0)) {
1088 fprintf(stderr, "Can't parse hopcount \"%s\"\n",
1093 priority = strtoul(argv[3], &end, 0);
1094 if (end != NULL && *end != 0) {
1096 "Can't parse priority \"%s\"\n",
1103 LIBCFS_IOC_INIT_V2(data, cfg_hdr);
1104 data.cfg_net = g_net;
1105 data.cfg_config_u.cfg_route.rtr_hop = hops;
1106 data.cfg_nid = gateway_nid;
1107 data.cfg_config_u.cfg_route.rtr_priority = priority;
1109 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_ADD_ROUTE, &data);
1111 fprintf(stderr, "IOC_LIBCFS_ADD_ROUTE failed: %s\n",
1120 jt_ptl_del_route (int argc, char **argv)
1122 struct lnet_ioctl_config_data data;
1127 fprintf(stderr, "usage: %s gatewayNID\n", argv[0]);
1131 if (libcfs_str2anynid(&nid, argv[1]) == 0) {
1132 fprintf(stderr, "Can't parse gateway NID "
1133 "\"%s\"\n", argv[1]);
1137 LIBCFS_IOC_INIT_V2(data, cfg_hdr);
1138 data.cfg_net = g_net_set ? g_net : LNET_NIDNET(LNET_NID_ANY);
1141 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_DEL_ROUTE, &data);
1143 fprintf(stderr, "IOC_LIBCFS_DEL_ROUTE (%s) failed: %s\n",
1144 libcfs_nid2str(nid), strerror(errno));
1152 jt_ptl_notify_router (int argc, char **argv)
1154 struct libcfs_ioctl_data data;
1163 fprintf (stderr, "usage: %s targetNID <up/down> [<time>]\n",
1168 nid = libcfs_str2nid(argv[1]);
1169 if (nid == LNET_NID_ANY) {
1170 fprintf (stderr, "Can't parse target NID \"%s\"\n", argv[1]);
1174 if (lnet_parse_bool (&enable, argv[2]) != 0) {
1175 fprintf (stderr, "Can't parse boolean %s\n", argv[2]);
1179 gettimeofday(&now, NULL);
1183 } else if (lnet_parse_time (&when, argv[3]) != 0) {
1184 fprintf(stderr, "Can't parse time %s\n"
1185 "Please specify either 'YYYY-MM-DD-HH:MM:SS'\n"
1186 "or an absolute unix time in seconds\n", argv[3]);
1188 } else if (when > now.tv_sec) {
1189 fprintf (stderr, "%s specifies a time in the future\n",
1194 LIBCFS_IOC_INIT(data);
1196 data.ioc_flags = enable;
1197 /* Yeuch; 'cept I need a __u64 on 64 bit machines... */
1198 data.ioc_u64[0] = (__u64)when;
1200 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_NOTIFY_ROUTER, &data);
1202 fprintf (stderr, "IOC_LIBCFS_NOTIFY_ROUTER (%s) failed: %s\n",
1203 libcfs_nid2str(nid), strerror (errno));
1211 jt_ptl_print_routes (int argc, char **argv)
1213 struct lnet_ioctl_config_data data;
1222 for (index = 0; ; index++) {
1223 LIBCFS_IOC_INIT_V2(data, cfg_hdr);
1224 data.cfg_count = index;
1226 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_GET_ROUTE, &data);
1231 hops = data.cfg_config_u.cfg_route.rtr_hop;
1233 alive = data.cfg_config_u.cfg_route.rtr_flags;
1234 pri = data.cfg_config_u.cfg_route.rtr_priority;
1236 printf("net %18s hops %u gw %32s %s pri %u\n",
1237 libcfs_net2str(net), hops,
1238 libcfs_nid2str(nid), alive ? "up" : "down", pri);
1241 if (errno != ENOENT)
1242 fprintf(stderr, "Error getting routes: %s: check dmesg.\n",
1249 fault_attr_nid_parse(char *str, lnet_nid_t *nid_p)
1255 /* NB: can't support range ipaddress except * and *@net */
1256 if (strlen(str) > 2 && str[0] == '*' && str[1] == '@') {
1257 net = libcfs_str2net(str + 2);
1258 if (net == LNET_NIDNET(LNET_NID_ANY))
1261 nid = LNET_MKNID(net, LNET_NIDADDR(LNET_NID_ANY));
1263 rc = libcfs_str2anynid(&nid, str);
1271 fprintf(stderr, "Invalid NID : %s\n", str);
1276 fault_attr_msg_parse(char *msg_str, __u32 *mask_p)
1278 if (!strcasecmp(msg_str, "put")) {
1279 *mask_p |= LNET_PUT_BIT;
1282 } else if (!strcasecmp(msg_str, "ack")) {
1283 *mask_p |= LNET_ACK_BIT;
1286 } else if (!strcasecmp(msg_str, "get")) {
1287 *mask_p |= LNET_GET_BIT;
1290 } else if (!strcasecmp(msg_str, "reply")) {
1291 *mask_p |= LNET_REPLY_BIT;
1295 fprintf(stderr, "unknown message type %s\n", msg_str);
1300 fault_attr_ptl_parse(char *ptl_str, __u64 *mask_p)
1302 unsigned long rc = strtoul(optarg, NULL, 0);
1305 fprintf(stderr, "invalid portal: %lu\n", rc);
1309 *mask_p |= (1ULL << rc);
1314 fault_simul_rule_add(__u32 opc, char *name, int argc, char **argv)
1316 struct libcfs_ioctl_data data = {{0}};
1317 struct lnet_fault_attr attr;
1321 static struct option opts[] = {
1322 {"source", required_argument, 0, 's'},
1323 {"dest", required_argument, 0, 'd'},
1324 {"rate", required_argument, 0, 'r'},
1325 {"interval", required_argument, 0, 'i'},
1326 {"latency", required_argument, 0, 'l'},
1327 {"portal", required_argument, 0, 'p'},
1328 {"message", required_argument, 0, 'm'},
1333 fprintf(stderr, "Failed, please provide source, destination "
1334 "and rate of rule\n");
1338 optstr = opc == LNET_CTL_DROP_ADD ? "s:d:r:i:p:m:" : "s:d:r:l:p:m:";
1339 memset(&attr, 0, sizeof(attr));
1341 char c = getopt_long(argc, argv, optstr, opts, NULL);
1347 case 's': /* source NID/NET */
1348 rc = fault_attr_nid_parse(optarg, &attr.fa_src);
1353 case 'd': /* dest NID/NET */
1354 rc = fault_attr_nid_parse(optarg, &attr.fa_dst);
1359 case 'r': /* drop rate */
1360 if (opc == LNET_CTL_DROP_ADD)
1361 attr.u.drop.da_rate = strtoul(optarg, NULL, 0);
1363 attr.u.delay.la_rate = strtoul(optarg, NULL, 0);
1366 case 'i': /* time interval (# seconds) for message drop */
1367 if (opc == LNET_CTL_DROP_ADD)
1368 attr.u.drop.da_interval = strtoul(optarg,
1371 attr.u.delay.la_interval = strtoul(optarg,
1375 case 'l': /* seconds to wait before activating rule */
1376 attr.u.delay.la_latency = strtoul(optarg, NULL, 0);
1379 case 'p': /* portal to filter */
1380 rc = fault_attr_ptl_parse(optarg, &attr.fa_ptl_mask);
1385 case 'm': /* message types to filter */
1386 rc = fault_attr_msg_parse(optarg, &attr.fa_msg_mask);
1392 fprintf(stderr, "error: %s: option '%s' "
1393 "unrecognized\n", argv[0], argv[optind - 1]);
1399 if (opc == LNET_CTL_DROP_ADD) {
1400 /* NB: drop rate and interval are exclusive to each other */
1401 if (!((attr.u.drop.da_rate == 0) ^
1402 (attr.u.drop.da_interval == 0))) {
1404 "please provide either drop rate or interval "
1405 "but not both at the same time.\n");
1408 } else if (opc == LNET_CTL_DELAY_ADD) {
1409 if (!((attr.u.delay.la_rate == 0) ^
1410 (attr.u.delay.la_interval == 0))) {
1412 "please provide either delay rate or interval "
1413 "but not both at the same time.\n");
1417 if (attr.u.delay.la_latency == 0) {
1418 fprintf(stderr, "latency cannot be zero\n");
1423 if (attr.fa_src == 0 || attr.fa_dst == 0) {
1424 fprintf(stderr, "Please provide both source and destination "
1425 "of %s rule\n", name);
1429 data.ioc_flags = opc;
1430 data.ioc_inllen1 = sizeof(attr);
1431 data.ioc_inlbuf1 = (char *)&attr;
1432 if (libcfs_ioctl_pack(&data, &ioc_buf, IOC_BUF_SIZE) != 0) {
1433 fprintf(stderr, "libcfs_ioctl_pack failed\n");
1437 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNET_FAULT, ioc_buf);
1439 fprintf(stderr, "add %s rule %s->%s failed: %s\n",
1440 name, libcfs_nid2str(attr.fa_src),
1441 libcfs_nid2str(attr.fa_dst), strerror(errno));
1445 printf("Added %s rule %s->%s (1/%d)\n",
1446 name, libcfs_nid2str(attr.fa_src), libcfs_nid2str(attr.fa_dst),
1447 opc == LNET_CTL_DROP_ADD ?
1448 attr.u.drop.da_rate : attr.u.delay.la_rate);
1457 jt_ptl_drop_add(int argc, char **argv)
1459 return fault_simul_rule_add(LNET_CTL_DROP_ADD, "drop", argc, argv);
1463 jt_ptl_delay_add(int argc, char **argv)
1465 return fault_simul_rule_add(LNET_CTL_DELAY_ADD, "delay", argc, argv);
1469 fault_simul_rule_del(__u32 opc, char *name, int argc, char **argv)
1471 struct libcfs_ioctl_data data = {{0}};
1472 struct lnet_fault_attr attr;
1476 static struct option opts[] = {
1477 {"source", required_argument, 0, 's'},
1478 {"dest", required_argument, 0, 'd'},
1479 {"all", no_argument, 0, 'a'},
1484 fprintf(stderr, "Failed, please provide source and "
1485 "destination of rule\n");
1489 memset(&attr, 0, sizeof(attr));
1491 char c = getopt_long(argc, argv, "s:d:a", opts, NULL);
1498 rc = fault_attr_nid_parse(optarg, &attr.fa_src);
1503 rc = fault_attr_nid_parse(optarg, &attr.fa_dst);
1508 attr.fa_src = attr.fa_dst = 0;
1512 fprintf(stderr, "error: %s: option '%s' "
1513 "unrecognized\n", argv[0], argv[optind - 1]);
1519 data.ioc_flags = opc;
1520 data.ioc_inllen1 = sizeof(attr);
1521 data.ioc_inlbuf1 = (char *)&attr;
1522 if (libcfs_ioctl_pack(&data, &ioc_buf, IOC_BUF_SIZE) != 0) {
1523 fprintf(stderr, "libcfs_ioctl_pack failed\n");
1527 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNET_FAULT, ioc_buf);
1529 fprintf(stderr, "remove %s rule %s->%s failed: %s\n", name,
1530 all ? "all" : libcfs_nid2str(attr.fa_src),
1531 all ? "all" : libcfs_nid2str(attr.fa_dst),
1536 libcfs_ioctl_unpack(&data, ioc_buf);
1537 printf("Removed %d %s rules\n", data.ioc_count, name);
1546 jt_ptl_drop_del(int argc, char **argv)
1548 return fault_simul_rule_del(LNET_CTL_DROP_DEL, "drop", argc, argv);
1552 jt_ptl_delay_del(int argc, char **argv)
1554 return fault_simul_rule_del(LNET_CTL_DELAY_DEL, "delay", argc, argv);
1558 fault_simul_rule_reset(__u32 opc, char *name, int argc, char **argv)
1560 struct libcfs_ioctl_data data = {{0}};
1563 LIBCFS_IOC_INIT(data);
1564 data.ioc_flags = opc;
1566 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNET_FAULT, &data);
1568 fprintf(stderr, "failed to reset %s stats: %s\n",
1569 name, strerror(errno));
1576 jt_ptl_drop_reset(int argc, char **argv)
1578 return fault_simul_rule_reset(LNET_CTL_DROP_RESET, "drop", argc, argv);
1582 jt_ptl_delay_reset(int argc, char **argv)
1584 return fault_simul_rule_reset(LNET_CTL_DELAY_RESET, "delay",
1589 fault_simul_rule_list(__u32 opc, char *name, int argc, char **argv)
1591 struct libcfs_ioctl_data data = {{0}};
1592 struct lnet_fault_attr attr;
1593 struct lnet_fault_stat stat;
1596 printf("LNet %s rules:\n", name);
1597 for (pos = 0;; pos++) {
1600 memset(&attr, 0, sizeof(attr));
1601 memset(&stat, 0, sizeof(stat));
1603 data.ioc_count = pos;
1604 data.ioc_flags = opc;
1605 data.ioc_inllen1 = sizeof(attr);
1606 data.ioc_inlbuf1 = (char *)&attr;
1607 data.ioc_inllen2 = sizeof(stat);
1608 data.ioc_inlbuf2 = (char *)&stat;
1609 if (libcfs_ioctl_pack(&data, &ioc_buf, IOC_BUF_SIZE) != 0) {
1610 fprintf(stderr, "libcfs_ioctl_pack failed\n");
1614 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNET_FAULT, ioc_buf);
1618 libcfs_ioctl_unpack(&data, ioc_buf);
1620 if (opc == LNET_CTL_DROP_LIST) {
1621 printf("%s->%s (1/%d | %d) ptl %#jx, msg %x, "
1622 "%ju/%ju, PUT %ju, ACK %ju, GET "
1624 libcfs_nid2str(attr.fa_src),
1625 libcfs_nid2str(attr.fa_dst),
1626 attr.u.drop.da_rate, attr.u.drop.da_interval,
1627 (uintmax_t)attr.fa_ptl_mask, attr.fa_msg_mask,
1628 (uintmax_t)stat.u.drop.ds_dropped,
1629 (uintmax_t)stat.fs_count,
1630 (uintmax_t)stat.fs_put,
1631 (uintmax_t)stat.fs_ack,
1632 (uintmax_t)stat.fs_get,
1633 (uintmax_t)stat.fs_reply);
1635 } else if (opc == LNET_CTL_DELAY_LIST) {
1636 printf("%s->%s (1/%d | %d, latency %d) ptl %#jx"
1637 ", msg %x, %ju/%ju, PUT %ju"
1638 ", ACK %ju, GET %ju, REP %ju\n",
1639 libcfs_nid2str(attr.fa_src),
1640 libcfs_nid2str(attr.fa_dst),
1641 attr.u.delay.la_rate, attr.u.delay.la_interval,
1642 attr.u.delay.la_latency,
1643 (uintmax_t)attr.fa_ptl_mask, attr.fa_msg_mask,
1644 (uintmax_t)stat.u.delay.ls_delayed,
1645 (uintmax_t)stat.fs_count,
1646 (uintmax_t)stat.fs_put,
1647 (uintmax_t)stat.fs_ack,
1648 (uintmax_t)stat.fs_get,
1649 (uintmax_t)stat.fs_reply);
1652 printf("found total %d\n", pos);
1658 jt_ptl_drop_list(int argc, char **argv)
1660 return fault_simul_rule_list(LNET_CTL_DROP_LIST, "drop", argc, argv);
1664 jt_ptl_delay_list(int argc, char **argv)
1666 return fault_simul_rule_list(LNET_CTL_DELAY_LIST, "delay", argc, argv);
1670 get_cycles_per_usec ()
1672 FILE *f = fopen ("/proc/cpuinfo", "r");
1677 while (fgets (line, sizeof (line), f) != NULL)
1678 if (sscanf (line, "cpu MHz : %lf", &mhz) == 1) {
1685 fprintf (stderr, "Can't read/parse /proc/cpuinfo\n");
1689 int jt_ptl_testprotocompat(int argc, char **argv)
1691 struct libcfs_ioctl_data data;
1697 fprintf(stderr, "usage: %s <number>\n", argv[0]);
1701 flags = strtol(argv[1], &end, 0);
1702 if (flags < 0 || *end != 0) {
1703 fprintf(stderr, "Can't parse flags '%s'\n", argv[1]);
1707 LIBCFS_IOC_INIT(data);
1708 data.ioc_flags = flags;
1709 rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_TESTPROTOCOMPAT, &data);
1712 fprintf(stderr, "test proto compat %x failed: %s\n",
1713 flags, strerror(errno));
1717 printf("test proto compat %x OK\n", flags);