4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
34 * Author: Peter J. Braam <braam@clusterfs.com>
35 * Author: Phil Schwan <phil@clusterfs.com>
36 * Author: Andreas Dilger <adilger@clusterfs.com>
37 * Author: Robert Read <rread@clusterfs.com>
40 #include <sys/ioctl.h>
41 #include <sys/socket.h>
44 #include <sys/types.h>
63 #include "lustreapi_internal.h"
64 #include <libcfs/util/list.h>
65 #include <libcfs/util/ioctl.h>
66 #include <libcfs/util/param.h>
67 #include <libcfs/util/parser.h>
68 #include <libcfs/util/string.h>
70 #include <linux/lnet/nidstr.h>
71 #include <linux/lnet/lnetctl.h>
72 #include <linux/lustre/lustre_barrier_user.h>
73 #include <linux/lustre/lustre_cfg.h>
74 #include <linux/lustre/lustre_ioctl.h>
75 #include <linux/lustre/lustre_ostid.h>
76 #include <linux/lustre/lustre_param.h>
77 #include <linux/lustre/lustre_ver.h>
79 #include <lustre/lustreapi.h>
81 #define MAX_STRING_SIZE 128
88 #define MAX_THREADS 4096
89 #define MAX_BASE_ID 0xffffffff
90 #define NIDSTRING_LENGTH 64
92 pthread_mutex_t mutex;
96 __u64 counters[MAX_THREADS];
97 __u64 offsets[MAX_THREADS];
101 struct timeval start_time;
102 struct timeval end_time;
106 static struct shared_data *shared_data;
107 static __u64 counter_snapshot[2][MAX_THREADS];
108 static int prev_valid;
109 static struct timeval prev_time;
113 const int thread = 0;
114 const int nthreads = 1;
117 static int cur_device = -1;
119 static int l2_ioctl(int dev_id, int opc, void *buf)
121 return l_ioctl(dev_id, opc, buf);
124 int lcfg_ioctl(char * func, int dev_id, struct lustre_cfg *lcfg)
126 struct obd_ioctl_data data;
127 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
130 memset(&data, 0, sizeof(data));
131 data.ioc_dev = cur_device;
132 data.ioc_type = LUSTRE_CFG_TYPE;
133 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
135 data.ioc_pbuf1 = (void *)lcfg;
136 memset(buf, 0, sizeof(rawbuf));
137 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
139 fprintf(stderr, "error: %s: invalid ioctl\n",
144 rc = l_ioctl(dev_id, OBD_IOC_PROCESS_CFG, buf);
149 static int do_device(char *func, char *devname);
151 static int get_mgs_device()
154 static int mgs_device = -1;
156 if (mgs_device == -1) {
158 do_disconnect(NULL, 1);
159 rc = do_device("mgsioc", mgs);
162 "This command must be run on the MGS.\n");
166 mgs_device = cur_device;
171 /* Returns -1 on error with errno set */
172 int lcfg_mgs_ioctl(char *func, int dev_id, struct lustre_cfg *lcfg)
174 struct obd_ioctl_data data;
175 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
178 memset(&data, 0, sizeof(data));
179 rc = data.ioc_dev = get_mgs_device();
182 data.ioc_type = LUSTRE_CFG_TYPE;
183 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
185 data.ioc_pbuf1 = (void *)lcfg;
186 memset(buf, 0, sizeof(rawbuf));
187 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
189 fprintf(stderr, "error: %s: invalid ioctl\n",
194 rc = l_ioctl(dev_id, OBD_IOC_PARAM, buf);
198 fprintf(stderr, "Make sure cfg_device is set first.\n");
203 char *obdo_print(struct obdo *obd)
207 snprintf(buf, sizeof(buf), "id: %#jx\ngrp: %#jx\natime: %ju\n"
208 "mtime: %ju\nctime: %ju\nsize: %ju\nblocks: %ju"
209 "\nblksize: %u\nmode: %o\nuid: %d\ngid: %d\nflags: %x\n"
210 "misc: %x\nnlink: %d,\nvalid %#jx\n",
211 (uintmax_t)ostid_id(&obd->o_oi),
212 (uintmax_t)ostid_seq(&obd->o_oi),
213 (uintmax_t)obd->o_atime, (uintmax_t)obd->o_mtime,
214 (uintmax_t)obd->o_ctime, (uintmax_t)obd->o_size,
215 (uintmax_t)obd->o_blocks, obd->o_blksize, obd->o_mode,
216 obd->o_uid, obd->o_gid, obd->o_flags, obd->o_misc,
217 obd->o_nlink, (uintmax_t)obd->o_valid);
222 #define BAD_VERBOSE (-999999999)
224 #define N2D_OFF 0x100 /* So we can tell between error codes and devices */
226 static int do_name2dev(char *func, char *name)
228 struct obd_ioctl_data data;
229 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
232 memset(&data, 0, sizeof(data));
233 data.ioc_dev = cur_device;
234 data.ioc_inllen1 = strlen(name) + 1;
235 data.ioc_inlbuf1 = name;
237 memset(buf, 0, sizeof(rawbuf));
238 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
240 fprintf(stderr, "error: %s: invalid ioctl\n",
244 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NAME2DEV, buf);
247 rc = llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
249 fprintf(stderr, "error: %s: invalid reply\n",
254 return data.ioc_dev + N2D_OFF;
258 * resolve a device name to a device number.
259 * supports a number, $name or %uuid.
261 int parse_devname(char *func, char *name)
270 try_digit = isdigit(name[0]);
272 if (name[0] == '$' || name[0] == '%')
275 rc = do_name2dev(func, name);
280 ret = strtoul(name, NULL, 0);
282 fprintf(stderr, "No device found for name %s: %s\n",
287 char *jt_cmdname(char *func)
289 static char buf[512];
292 sprintf(buf, "%s-%d", func, thread);
299 #define difftime(a, b) \
300 ((a)->tv_sec - (b)->tv_sec + \
301 ((a)->tv_usec - (b)->tv_usec) / 1000000.0)
303 static int be_verbose(int verbose, struct timeval *next_time,
304 __u64 num, __u64 *next_num, int num_total)
311 if (next_time != NULL)
312 gettimeofday(&now, NULL);
314 /* A positive verbosity means to print every X iterations */
315 if (verbose > 0 && (num >= *next_num || num >= num_total)) {
316 *next_num += verbose;
318 next_time->tv_sec = now.tv_sec - verbose;
319 next_time->tv_usec = now.tv_usec;
324 /* A negative verbosity means to print at most each X seconds */
325 if (verbose < 0 && next_time != NULL &&
326 difftime(&now, next_time) >= 0.0){
327 next_time->tv_sec = now.tv_sec - verbose;
328 next_time->tv_usec = now.tv_usec;
336 static int get_verbose(char *func, const char *arg)
341 if (!arg || arg[0] == 'v')
343 else if (arg[0] == 's' || arg[0] == 'q')
346 verbose = (int)strtoul(arg, &end, 0);
348 fprintf(stderr, "error: %s: bad verbose option '%s'\n",
349 jt_cmdname(func), arg);
355 printf("Print status every %d seconds\n", -verbose);
356 else if (verbose == 1)
357 printf("Print status every operation\n");
358 else if (verbose > 1)
359 printf("Print status every %d operations\n", verbose);
364 int do_disconnect(char *func, int verbose)
366 lcfg_set_devname(NULL);
372 static int shmem_setup(void)
374 pthread_mutexattr_t mattr;
375 pthread_condattr_t cattr;
379 /* Create new segment */
380 shmid = shmget(IPC_PRIVATE, sizeof(*shared_data), 0600);
382 fprintf(stderr, "Can't create shared data: %s\n",
387 /* Attatch to new segment */
388 shared_data = (struct shared_data *)shmat(shmid, NULL, 0);
390 if (shared_data == (struct shared_data *)(-1)) {
391 fprintf(stderr, "Can't attach shared data: %s\n",
397 /* Mark segment as destroyed, so it will disappear when we exit.
398 * Forks will inherit attached segments, so we should be OK.
400 if (shmctl(shmid, IPC_RMID, NULL) == -1) {
401 fprintf(stderr, "Can't destroy shared data: %s\n",
406 pthread_mutexattr_init(&mattr);
407 pthread_condattr_init(&cattr);
409 rc = pthread_mutexattr_setpshared(&mattr, PTHREAD_PROCESS_SHARED);
411 fprintf(stderr, "Can't set shared mutex attr\n");
415 rc = pthread_condattr_setpshared(&cattr, PTHREAD_PROCESS_SHARED);
417 fprintf(stderr, "Can't set shared cond attr\n");
421 pthread_mutex_init(&shared_data->mutex, &mattr);
422 pthread_cond_init(&shared_data->cond, &cattr);
424 pthread_mutexattr_destroy(&mattr);
425 pthread_condattr_destroy(&cattr);
430 static inline void shmem_lock(void)
432 pthread_mutex_lock(&shared_data->mutex);
435 static inline void shmem_unlock(void)
437 pthread_mutex_unlock(&shared_data->mutex);
440 static inline void shmem_wait(void)
442 pthread_cond_wait(&shared_data->cond, &shared_data->mutex);
445 static inline void shmem_wakeup_all(void)
447 pthread_cond_broadcast(&shared_data->cond);
450 static inline void shmem_reset(int total_threads)
452 if (shared_data == NULL)
455 memset(&shared_data->body, 0, sizeof(shared_data->body));
456 memset(counter_snapshot, 0, sizeof(counter_snapshot));
458 shared_data->stopping = 0;
459 shared_data->body.start_barrier = total_threads;
460 shared_data->body.stop_barrier = total_threads;
463 static inline void shmem_bump(__u32 counter)
465 static bool running_not_bumped = true;
467 if (shared_data == NULL || thread <= 0 || thread > MAX_THREADS)
471 shared_data->body.counters[thread - 1] += counter;
472 if (running_not_bumped) {
473 shared_data->body.thr_running++;
474 running_not_bumped = false;
479 static void shmem_total(int total_threads)
485 if (shared_data == NULL || total_threads > MAX_THREADS)
489 for (i = 0; i < total_threads; i++)
490 total += shared_data->body.counters[i];
492 secs = difftime(&shared_data->body.end_time,
493 &shared_data->body.start_time);
496 printf("Total: total %ju threads %d sec %f %f/second\n",
497 (uintmax_t)total, total_threads, secs, total / secs);
502 static void shmem_snap(int total_threads, int live_threads)
504 struct timeval this_time;
511 if (shared_data == NULL || total_threads > MAX_THREADS)
515 memcpy(counter_snapshot[0], shared_data->body.counters,
516 total_threads * sizeof(counter_snapshot[0][0]));
517 running = shared_data->body.thr_running;
520 gettimeofday(&this_time, NULL);
522 for (i = 0; i < total_threads; i++) {
523 long long this_count =
524 counter_snapshot[0][i] - counter_snapshot[1][i];
526 if (this_count != 0) {
532 secs = difftime(&this_time, &prev_time);
533 if (prev_valid && secs > 1.0) /* someone screwed with the time? */
534 printf("%d/%d Total: %f/second\n", non_zero, total_threads,
537 memcpy(counter_snapshot[1], counter_snapshot[0],
538 total_threads * sizeof(counter_snapshot[0][0]));
539 prev_time = this_time;
541 running == total_threads)
545 static void shmem_stop(void)
547 if (shared_data == NULL)
550 shared_data->stopping = 1;
553 static void shmem_cleanup(void)
555 if (shared_data == NULL)
560 pthread_mutex_destroy(&shared_data->mutex);
561 pthread_cond_destroy(&shared_data->cond);
564 static int shmem_running(void)
566 return (shared_data == NULL || !shared_data->stopping);
569 static void shmem_end_time_locked(void)
571 shared_data->body.stop_barrier--;
572 if (shared_data->body.stop_barrier == 0)
573 gettimeofday(&shared_data->body.end_time, NULL);
576 static void shmem_start_time_locked(void)
578 shared_data->body.start_barrier--;
579 if (shared_data->body.start_barrier == 0) {
581 gettimeofday(&shared_data->body.start_time, NULL);
588 static int shmem_setup(void)
593 static inline void shmem_reset(int total_threads)
597 static inline void shmem_bump(__u32 counters)
601 static void shmem_lock()
605 static void shmem_unlock()
609 static void shmem_cleanup(void)
613 static int shmem_running(void)
619 extern command_t cmdlist[];
621 static int do_device(char *func, char *devname)
625 dev = parse_devname(func, devname);
629 lcfg_set_devname(devname);
634 int jt_obd_get_device()
639 int jt_obd_device(int argc, char **argv)
647 printf("current device is %d - %s\n",
648 cur_device, lcfg_get_devname() ? : "not set");
651 rc = do_device("device", argv[1]);
655 int jt_opt_device(int argc, char **argv)
663 rc = do_device("device", argv[1]);
666 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
668 ret = do_disconnect(argv[0], 0);
676 static void parent_sighandler (int sig)
681 int jt_opt_threads(int argc, char **argv)
683 static char cmdstr[128];
686 struct sigaction sigact;
687 struct sigaction saveact1;
688 struct sigaction saveact2;
689 unsigned long threads;
693 int report_count = -1;
700 threads = strtoul(argv[1], &end, 0);
703 report_count = strtoul(end + 1, &end, 0);
705 if (*end || threads > MAX_THREADS) {
706 fprintf(stderr, "error: %s: invalid thread count '%s'\n",
707 jt_cmdname(argv[0]), argv[1]);
711 verbose = get_verbose(argv[0], argv[2]);
712 if (verbose == BAD_VERBOSE)
716 snprintf(cmdstr, sizeof(cmdstr), "%s", argv[4]);
717 for (i = 5; i < argc; i++)
718 snprintf(cmdstr + strlen(cmdstr), sizeof(cmdstr),
721 printf("%s: starting %ld threads on device %s running %s\n",
722 argv[0], threads, argv[3], cmdstr);
725 shmem_reset(threads);
727 sigemptyset(&sigset);
728 sigaddset(&sigset, SIGALRM);
729 sigaddset(&sigset, SIGCHLD);
730 sigprocmask(SIG_BLOCK, &sigset, &saveset);
734 for (i = 1, next_thread = verbose; i <= threads; i++) {
737 fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
738 strerror(rc = errno));
740 } else if (rc == 0) {
741 sigprocmask(SIG_SETMASK, &saveset, NULL);
744 argv[2] = "--device";
745 exit(jt_opt_device(argc - 2, argv + 2));
746 } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
747 printf("%s: thread #%d (PID %d) started\n",
752 if (!thread) { /* parent process */
753 int live_threads = threads;
755 sigemptyset(&sigset);
756 sigemptyset(&sigact.sa_mask);
757 sigact.sa_handler = parent_sighandler;
760 sigaction(SIGALRM, &sigact, &saveact1);
761 sigaction(SIGCHLD, &sigact, &saveact2);
763 while (live_threads > 0) {
767 if (verbose < 0) /* periodic stats */
773 while (live_threads > 0) {
774 ret = waitpid(0, &status, WNOHANG);
779 fprintf(stderr, "error: %s: wait - %s\n",
780 argv[0], strerror(errno));
786 * This is a hack. We _should_ be able
787 * to use WIFEXITED(status) to see if
788 * there was an error, but it appears
789 * to be broken and it always returns 1
792 int err = WEXITSTATUS(status);
793 if (err || WIFSIGNALED(status))
795 "%s: PID %d had rc=%d\n",
804 /* Show stats while all threads running */
806 shmem_snap(threads, live_threads);
807 if (report_count > 0 && --report_count == 0)
811 sigaction(SIGCHLD, &saveact2, NULL);
812 sigaction(SIGALRM, &saveact1, NULL);
815 shmem_total(threads);
816 sigprocmask(SIG_SETMASK, &saveset, NULL);
821 int jt_opt_threads(int argc, char **argv)
823 fprintf(stderr, "%s not-supported in a single-threaded runtime\n",
824 jt_cmdname(argv[0]));
829 int jt_opt_net(int argc, char **argv)
840 rc = jt_ptl_network (2, arg2);
843 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
848 int jt_obd_no_transno(int argc, char **argv)
850 struct obd_ioctl_data data;
851 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
854 memset(&data, 0, sizeof(data));
855 data.ioc_dev = cur_device;
860 memset(buf, 0, sizeof(rawbuf));
861 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
863 fprintf(stderr, "error: %s: invalid ioctl\n",
864 jt_cmdname(argv[0]));
867 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NO_TRANSNO, buf);
869 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
870 strerror(rc = errno));
875 int jt_obd_set_readonly(int argc, char **argv)
877 struct obd_ioctl_data data;
878 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
881 memset(&data, 0, sizeof(data));
882 data.ioc_dev = cur_device;
887 memset(buf, 0, sizeof(rawbuf));
888 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
890 fprintf(stderr, "error: %s: invalid ioctl\n",
891 jt_cmdname(argv[0]));
894 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SET_READONLY, buf);
896 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
897 strerror(rc = errno));
902 int jt_obd_abort_recovery(int argc, char **argv)
904 struct obd_ioctl_data data;
905 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
908 memset(&data, 0, sizeof(data));
909 data.ioc_dev = cur_device;
914 memset(buf, 0, sizeof(rawbuf));
915 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
917 fprintf(stderr, "error: %s: invalid ioctl\n",
918 jt_cmdname(argv[0]));
921 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_ABORT_RECOVERY, buf);
923 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
924 strerror(rc = errno));
929 int jt_get_version(int argc, char **argv)
937 rc = llapi_get_version_string(version, sizeof(version));
939 printf("Lustre version: %s\n", LUSTRE_VERSION_STRING);
941 printf("Lustre version: %s\n", version);
946 static void print_obd_line(char *s)
948 const char *param = "osc/%s/ost_conn_uuid";
949 char buf[MAX_STRING_SIZE];
950 char obd_name[MAX_OBD_NAME];
955 /* obd device type is the first 3 characters of param name */
956 snprintf(buf, sizeof(buf), " %%*d %%*s %.3s %%%zus %%*s %%*d ",
957 param, sizeof(obd_name) - 1);
958 if (sscanf(s, buf, obd_name) == 0)
960 if (cfs_get_param_paths(&path, param, obd_name) != 0)
962 fp = fopen(path.gl_pathv[0], "r");
964 /* need to free path data before retry */
965 cfs_free_param_data(&path);
967 if (param[0] == 'o') { /* failed with osc, try mdc */
968 param = "mdc/%s/mds_conn_uuid";
975 /* should not ignore fgets(3)'s return value */
976 if (!fgets(buf, sizeof(buf), fp)) {
977 fprintf(stderr, "reading from %s: %s", buf, strerror(errno));
983 cfs_free_param_data(&path);
985 /* trim trailing newlines */
986 ptr = strrchr(buf, '\n');
990 ptr = strrchr(s, '\n');
993 printf("%s%s%s\n", s, buf[0] ? " " : "", buf);
996 /* get device list by ioctl */
997 int jt_obd_list_ioctl(int argc, char **argv)
1000 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1001 struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
1005 /* Just ignore a -t option. Only supported with /proc. */
1006 else if (argc == 2 && strcmp(argv[1], "-t") != 0)
1009 for (index = 0;; index++) {
1010 memset(buf, 0, sizeof(rawbuf));
1011 data->ioc_version = OBD_IOCTL_VERSION;
1013 sizeof(rawbuf) - __ALIGN_KERNEL(sizeof(*data), 8);
1014 data->ioc_inlbuf1 = buf + __ALIGN_KERNEL(sizeof(*data), 8);
1015 data->ioc_len = obd_ioctl_packlen(data);
1016 data->ioc_count = index;
1018 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETDEVICE, buf);
1021 printf("%s\n", (char *)data->ioc_bulk);
1024 if (errno == ENOENT)
1025 /* no device or the last device */
1028 fprintf(stderr, "Error getting device list: %s: "
1029 "check dmesg.\n", strerror(errno));
1034 int jt_obd_list(int argc, char **argv)
1036 char buf[MAX_STRING_SIZE];
1043 else if (argc == 2) {
1044 if (strcmp(argv[1], "-t") == 0)
1050 if (cfs_get_param_paths(&path, "devices") != 0)
1053 fp = fopen(path.gl_pathv[0], "r");
1055 fprintf(stderr, "error: %s: %s opening %s\n",
1056 jt_cmdname(argv[0]), strerror(errno), path.gl_pathv[0]);
1057 cfs_free_param_data(&path);
1058 return jt_obd_list_ioctl(argc, argv);
1061 while (fgets(buf, sizeof(buf), fp) != NULL)
1063 print_obd_line(buf);
1067 cfs_free_param_data(&path);
1072 struct jt_fid_space {
1078 int jt_obd_alloc_fids(struct jt_fid_space *space, struct lu_fid *fid,
1083 if (space->jt_seq == 0 || space->jt_id == space->jt_width) {
1084 struct obd_ioctl_data data;
1085 char rawbuf[MAX_IOC_BUFLEN];
1090 memset(&data, 0, sizeof(data));
1091 data.ioc_dev = cur_device;
1093 data.ioc_pbuf1 = (char *)&seqnr;
1094 data.ioc_plen1 = sizeof(seqnr);
1096 data.ioc_pbuf2 = (char *)&max_count;
1097 data.ioc_plen2 = sizeof(max_count);
1099 memset(buf, 0, sizeof(rawbuf));
1100 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1102 fprintf(stderr, "error: invalid ioctl rc = %d\n", rc);
1106 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_ECHO_ALLOC_SEQ, buf);
1108 fprintf(stderr, "ioctl error: rc = %d\n", rc);
1112 space->jt_seq = *(__u64 *)data.ioc_pbuf1;
1113 space->jt_width = *(int *)data.ioc_pbuf2;
1116 fid->f_seq = space->jt_seq;
1117 fid->f_oid = space->jt_id;
1120 space->jt_id = space->jt_id + *count;
1121 if (space->jt_id > space->jt_width)
1122 space->jt_id = space->jt_width;
1124 *count = space->jt_id - fid->f_oid;
1128 #define MD_STEP_COUNT 1000
1129 int jt_obd_md_common(int argc, char **argv, int cmd)
1131 struct obd_ioctl_data data;
1132 struct timeval start;
1133 struct timeval end_time;
1134 char rawbuf[MAX_IOC_BUFLEN];
1139 char *parent_basedir = NULL;
1141 int parent_base_id = 0;
1142 int parent_count = 1;
1143 __u64 child_base_id = -1;
1144 int stripe_count = 0;
1145 int stripe_index = -1;
1151 __u64 total_count = 0;
1153 struct jt_fid_space fid_space = {0};
1155 struct option long_opts[] = {
1156 { .val = 'b', .name = "child_base_id",
1157 .has_arg = required_argument },
1158 { .val = 'c', .name = "stripe_count",
1159 .has_arg = required_argument },
1160 { .val = 'd', .name = "parent_basedir",
1161 .has_arg = required_argument },
1162 { .val = 'D', .name = "parent_dircount",
1163 .has_arg = required_argument },
1164 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
1165 { .val = 'm', .name = "mode", .has_arg = required_argument },
1166 { .val = 'n', .name = "count", .has_arg = required_argument },
1167 { .val = 't', .name = "time", .has_arg = required_argument },
1168 { .val = 'v', .name = "version", .has_arg = no_argument },
1171 while ((c = getopt_long(argc, argv, "b:c:d:D:m:n:t:v",
1172 long_opts, NULL)) >= 0) {
1175 child_base_id = strtoull(optarg, &end, 0);
1177 fprintf(stderr, "error: %s: bad child_base_id"
1178 " '%s'\n", jt_cmdname(argv[0]), optarg);
1183 stripe_count = strtoul(optarg, &end, 0);
1185 fprintf(stderr, "error: %s: bad stripe count"
1186 " '%s'\n", jt_cmdname(argv[0]), optarg);
1191 parent_basedir = optarg;
1194 parent_count = strtoul(optarg, &end, 0);
1196 fprintf(stderr, "error: %s: bad parent count"
1197 " '%s'\n", jt_cmdname(argv[0]), optarg);
1202 stripe_index = strtoul(optarg, &end, 0);
1204 fprintf(stderr, "error: %s: bad stripe index"
1205 " '%s'\n", jt_cmdname(argv[0]), optarg);
1210 mode = strtoul(optarg, &end, 0);
1212 fprintf(stderr, "error: %s: bad mode '%s'\n",
1213 jt_cmdname(argv[0]), optarg);
1218 total_count = strtoul(optarg, &end, 0);
1219 if (*end || total_count == 0) {
1220 fprintf(stderr, "%s: bad child count '%s'\n",
1221 jt_cmdname(argv[0]), optarg);
1226 seconds = strtoull(optarg, &end, 0);
1228 fprintf(stderr, "error: %s: seconds '%s'\n",
1229 jt_cmdname(argv[0]), optarg);
1237 fprintf(stderr, "error: %s: option '%s' "
1238 "unrecognized\n", argv[0], argv[optind - 1]);
1243 memset(&data, 0, sizeof(data));
1244 data.ioc_dev = cur_device;
1245 if (child_base_id == -1) {
1248 name = argv[optind];
1251 if (optind < argc) {
1252 fprintf(stderr, "child_base_id and name can not"
1253 " specified at the same time\n");
1258 if (stripe_count == 0 && stripe_index != -1) {
1259 fprintf(stderr, "If stripe_count is 0, stripe_index can not"
1264 if (total_count == 0 && seconds == 0) {
1265 fprintf(stderr, "count or seconds needs to be indicated\n");
1269 if (parent_count <= 0) {
1270 fprintf(stderr, "parent count must < 0\n");
1277 /* threads interleave */
1278 if (parent_base_id != -1)
1279 parent_base_id += (thread - 1) % parent_count;
1281 if (child_base_id != -1)
1282 child_base_id += (thread - 1) * \
1283 (MAX_BASE_ID / nthreads);
1285 shmem_start_time_locked();
1289 /* If parent directory is not specified, try to get the directory
1291 if (parent_basedir == NULL) {
1294 fprintf(stderr, "parent_basedir or name must be"
1298 /*Get directory and name from name*/
1299 last_lash = strrchr(name, '/');
1300 if (last_lash == NULL || name[0] != '/') {
1301 fprintf(stderr, "Can not locate %s\n", name);
1305 if (last_lash == name) {
1306 sprintf(dirname, "%s", "/");
1309 int namelen = (unsigned long)last_lash -
1310 (unsigned long)name + 1;
1311 snprintf(dirname, namelen, "%s", name);
1312 name = last_lash + 1;
1315 data.ioc_pbuf1 = dirname;
1316 data.ioc_plen1 = strlen(dirname);
1318 data.ioc_pbuf2 = name;
1319 data.ioc_plen2 = strlen(name);
1322 data.ioc_pbuf2 = name;
1323 data.ioc_plen2 = strlen(name);
1325 if (parent_base_id > 0)
1326 sprintf(dirname, "%s%d", parent_basedir,
1329 sprintf(dirname, "%s", parent_basedir);
1330 data.ioc_pbuf1 = dirname;
1331 data.ioc_plen1 = strlen(dirname);
1334 if (cmd == ECHO_MD_MKDIR || cmd == ECHO_MD_RMDIR)
1335 create_mode = S_IFDIR;
1337 create_mode = S_IFREG;
1339 data.ioc_obdo1.o_mode = mode | S_IFDIR;
1340 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE |
1341 OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
1342 data.ioc_command = cmd;
1344 gettimeofday(&start, NULL);
1345 while (shmem_running()) {
1346 struct lu_fid fid = { 0 };
1348 if (child_base_id != -1)
1349 data.ioc_obdo2.o_oi.oi.oi_id = child_base_id;
1350 data.ioc_obdo2.o_mode = mode | create_mode;
1351 data.ioc_obdo2.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE |
1352 OBD_MD_FLMODE | OBD_MD_FLFLAGS |
1354 data.ioc_obdo2.o_misc = stripe_count;
1355 data.ioc_obdo2.o_stripe_idx = stripe_index;
1357 if (total_count > 0) {
1358 if ((total_count - count) > MD_STEP_COUNT)
1359 data.ioc_count = MD_STEP_COUNT;
1361 data.ioc_count = total_count - count;
1363 data.ioc_count = MD_STEP_COUNT;
1366 if (cmd == ECHO_MD_CREATE || cmd == ECHO_MD_MKDIR) {
1367 /*Allocate fids for the create */
1368 rc = jt_obd_alloc_fids(&fid_space, &fid,
1371 fprintf(stderr, "Allocate fids error %d.\n",rc);
1374 data.ioc_obdo1.o_oi.oi_fid = fid;
1377 child_base_id += data.ioc_count;
1378 count += data.ioc_count;
1380 memset(buf, 0, sizeof(rawbuf));
1381 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1383 fprintf(stderr, "error: %s: invalid ioctl %d\n",
1384 jt_cmdname(argv[0]), rc);
1388 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_ECHO_MD, buf);
1390 fprintf(stderr, "error: %s: %s\n",
1391 jt_cmdname(argv[0]), strerror(rc = errno));
1394 shmem_bump(data.ioc_count);
1396 gettimeofday(&end_time, NULL);
1397 diff = difftime(&end_time, &start);
1398 if (seconds > 0 && (__u64)diff > seconds)
1401 if (count >= total_count && total_count > 0)
1405 if (count > 0 && version) {
1406 gettimeofday(&end_time, NULL);
1407 diff = difftime(&end_time, &start);
1408 printf("%s: %d in %.3fs (%.3f /s): %s",
1409 jt_cmdname(argv[0]), count, diff,
1410 (double)count/diff, ctime(&end_time.tv_sec));
1416 shmem_end_time_locked();
1423 int jt_obd_test_create(int argc, char **argv)
1425 return jt_obd_md_common(argc, argv, ECHO_MD_CREATE);
1428 int jt_obd_test_mkdir(int argc, char **argv)
1430 return jt_obd_md_common(argc, argv, ECHO_MD_MKDIR);
1433 int jt_obd_test_destroy(int argc, char **argv)
1435 return jt_obd_md_common(argc, argv, ECHO_MD_DESTROY);
1438 int jt_obd_test_rmdir(int argc, char **argv)
1440 return jt_obd_md_common(argc, argv, ECHO_MD_RMDIR);
1443 int jt_obd_test_lookup(int argc, char **argv)
1445 return jt_obd_md_common(argc, argv, ECHO_MD_LOOKUP);
1448 int jt_obd_test_setxattr(int argc, char **argv)
1450 return jt_obd_md_common(argc, argv, ECHO_MD_SETATTR);
1453 int jt_obd_test_md_getattr(int argc, char **argv)
1455 return jt_obd_md_common(argc, argv, ECHO_MD_GETATTR);
1458 int jt_obd_create(int argc, char **argv)
1460 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1461 struct obd_ioctl_data data;
1462 struct timeval next_time;
1463 __u64 count = 1, next_count, base_id = 1;
1464 int verbose = 1, mode = 0100644, rc = 0, i;
1467 memset(&data, 0, sizeof(data));
1468 data.ioc_dev = cur_device;
1469 if (argc < 2 || argc > 4)
1472 count = strtoull(argv[1], &end, 0);
1474 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1475 jt_cmdname(argv[0]), argv[1]);
1480 mode = strtoul(argv[2], &end, 0);
1482 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1483 jt_cmdname(argv[0]), argv[2]);
1486 if (!(mode & S_IFMT))
1491 verbose = get_verbose(argv[0], argv[3]);
1492 if (verbose == BAD_VERBOSE)
1496 printf("%s: %jd objects\n", jt_cmdname(argv[0]), (uintmax_t)count);
1497 gettimeofday(&next_time, NULL);
1498 next_time.tv_sec -= verbose;
1500 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1501 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1503 * base_id is 1 so we don't need to worry about it being
1504 * greater than OBIF_MAX_OID
1506 data.ioc_obdo1.o_oi.oi_fid.f_oid = base_id;
1507 data.ioc_obdo1.o_mode = mode;
1508 data.ioc_obdo1.o_uid = 0;
1509 data.ioc_obdo1.o_gid = 0;
1510 data.ioc_obdo1.o_projid = 0;
1511 data.ioc_obdo1.o_valid = OBD_MD_FLTYPE | OBD_MD_FLMODE |
1512 OBD_MD_FLID | OBD_MD_FLUID |
1513 OBD_MD_FLGID | OBD_MD_FLGROUP |
1516 memset(buf, 0, sizeof(rawbuf));
1517 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1519 fprintf(stderr, "error: %s: invalid ioctl\n",
1520 jt_cmdname(argv[0]));
1523 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CREATE, buf);
1524 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
1527 fprintf(stderr, "error: %s: #%d - %s\n",
1528 jt_cmdname(argv[0]), i, strerror(rc = errno));
1531 if (!(data.ioc_obdo1.o_valid & OBD_MD_FLID)) {
1532 fprintf(stderr, "error: %s: oid not valid #%d:%#jx\n",
1533 jt_cmdname(argv[0]), i,
1534 (uintmax_t)data.ioc_obdo1.o_valid);
1539 if (be_verbose(verbose, &next_time, i, &next_count, count))
1540 printf("%s: #%d is object id %#jx\n",
1541 jt_cmdname(argv[0]), i,
1542 (uintmax_t) ostid_id(&data.ioc_obdo1.o_oi));
1547 int jt_obd_setattr(int argc, char **argv)
1549 struct obd_ioctl_data data;
1550 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1556 memset(&data, 0, sizeof(data));
1557 data.ioc_dev = cur_device;
1561 objid = strtoull(argv[1], &end, 0);
1563 fprintf(stderr, "error: %s: objid '%s' is not a number\n",
1564 jt_cmdname(argv[0]), argv[1]);
1568 if (objid >= OBIF_MAX_OID) {
1569 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1570 jt_cmdname(argv[0]), argv[1]);
1574 mode = strtoul(argv[2], &end, 0);
1576 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1577 jt_cmdname(argv[0]), argv[2]);
1581 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1582 data.ioc_obdo1.o_mode = S_IFREG | mode;
1583 data.ioc_obdo1.o_oi.oi_fid.f_oid = objid;
1584 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1586 memset(buf, 0, sizeof(rawbuf));
1587 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1589 fprintf(stderr, "error: %s: invalid ioctl\n",
1590 jt_cmdname(argv[0]));
1593 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, buf);
1595 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1596 strerror(rc = errno));
1601 int jt_obd_test_setattr(int argc, char **argv)
1603 struct obd_ioctl_data data;
1604 struct timeval start, next_time;
1605 __u64 i, count, next_count;
1606 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1612 if (argc < 2 || argc > 4)
1615 memset(&data, 0, sizeof(data));
1616 data.ioc_dev = cur_device;
1617 count = strtoull(argv[1], &end, 0);
1619 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1620 jt_cmdname(argv[0]), argv[1]);
1625 verbose = get_verbose(argv[0], argv[2]);
1626 if (verbose == BAD_VERBOSE)
1631 if (argv[3][0] == 't') {
1632 objid = strtoull(argv[3] + 1, &end, 0);
1634 objid += thread - 1;
1636 objid = strtoull(argv[3], &end, 0);
1638 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1639 jt_cmdname(argv[0]), argv[3]);
1644 gettimeofday(&start, NULL);
1645 next_time.tv_sec = start.tv_sec - verbose;
1646 next_time.tv_usec = start.tv_usec;
1648 printf("%s: setting %jd attrs (objid %#jx): %s",
1649 jt_cmdname(argv[0]), (uintmax_t)count,
1650 (uintmax_t)objid, ctime(&start.tv_sec));
1652 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1653 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1654 if (objid >= OBIF_MAX_OID) {
1655 fprintf(stderr, "errr: %s: invalid objid '%llu'\n",
1656 jt_cmdname(argv[0]), objid);
1660 data.ioc_obdo1.o_oi.oi_fid.f_oid = objid;
1661 data.ioc_obdo1.o_mode = S_IFREG;
1662 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1663 memset(buf, 0, sizeof(rawbuf));
1664 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1666 fprintf(stderr, "error: %s: invalid ioctl\n",
1667 jt_cmdname(argv[0]));
1670 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, &data);
1673 fprintf(stderr, "error: %s: #%jd - %d:%s\n",
1674 jt_cmdname(argv[0]), (uintmax_t)i,
1675 errno, strerror(rc = errno));
1679 (verbose, &next_time, i, &next_count, count))
1680 printf("%s: set attr #%jd\n",
1681 jt_cmdname(argv[0]), (uintmax_t)i);
1689 gettimeofday(&end, NULL);
1691 diff = difftime(&end, &start);
1695 printf("%s: %jd attrs in %.3fs (%.3f attr/s): %s",
1696 jt_cmdname(argv[0]), (uintmax_t)i, diff,
1697 i / diff, ctime(&end.tv_sec));
1702 int jt_obd_destroy(int argc, char **argv)
1704 struct obd_ioctl_data data;
1705 struct timeval next_time;
1706 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1707 __u64 count = 1, next_count;
1713 memset(&data, 0, sizeof(data));
1714 data.ioc_dev = cur_device;
1715 if (argc < 2 || argc > 4)
1719 id = strtoull(argv[1], &end, 0);
1720 if (*end || id == 0 || errno != 0) {
1721 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1722 jt_cmdname(argv[0]), argv[1]);
1726 count = strtoull(argv[2], &end, 0);
1729 "error: %s: invalid iteration count '%s'\n",
1730 jt_cmdname(argv[0]), argv[2]);
1736 verbose = get_verbose(argv[0], argv[3]);
1737 if (verbose == BAD_VERBOSE)
1741 printf("%s: %jd objects\n", jt_cmdname(argv[0]), (uintmax_t)count);
1742 gettimeofday(&next_time, NULL);
1743 next_time.tv_sec -= verbose;
1745 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1746 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++, id++) {
1747 if (id >= OBIF_MAX_OID) {
1748 fprintf(stderr, "errr: %s: invalid objid '%llu'\n",
1749 jt_cmdname(argv[0]), id);
1753 data.ioc_obdo1.o_oi.oi_fid.f_oid = id;
1754 data.ioc_obdo1.o_mode = S_IFREG | 0644;
1755 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLMODE;
1757 memset(buf, 0, sizeof(rawbuf));
1758 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1760 fprintf(stderr, "error: %s: invalid ioctl\n",
1761 jt_cmdname(argv[0]));
1764 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_DESTROY, buf);
1765 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
1768 fprintf(stderr, "error: %s: objid %#jx: %s\n",
1769 jt_cmdname(argv[0]), (uintmax_t)id,
1770 strerror(rc = errno));
1774 if (be_verbose(verbose, &next_time, i, &next_count, count))
1775 printf("%s: #%d is object id %#jx\n",
1776 jt_cmdname(argv[0]), i, (uintmax_t)id);
1782 int jt_obd_getattr(int argc, char **argv)
1784 struct obd_ioctl_data data;
1785 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1793 objid = strtoull(argv[1], &end, 0);
1795 fprintf(stderr, "error: %s: objid '%s' is not a number\n",
1796 jt_cmdname(argv[0]), argv[1]);
1800 if (objid >= OBIF_MAX_OID) {
1801 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1802 jt_cmdname(argv[0]), argv[1]);
1806 memset(&data, 0, sizeof(data));
1807 data.ioc_dev = cur_device;
1808 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1809 data.ioc_obdo1.o_oi.oi_fid.f_oid = objid;
1810 /* to help obd filter */
1811 data.ioc_obdo1.o_mode = 0100644;
1812 data.ioc_obdo1.o_valid = 0xffffffff;
1813 printf("%s: object id %#jx\n", jt_cmdname(argv[0]),
1814 (uintmax_t)ostid_id(&data.ioc_obdo1.o_oi));
1816 memset(buf, 0, sizeof(rawbuf));
1817 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1819 fprintf(stderr, "error: %s: invalid ioctl\n",
1820 jt_cmdname(argv[0]));
1823 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, buf);
1824 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
1826 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1827 strerror(rc = errno));
1829 printf("%s: object id %ju, mode %o\n", jt_cmdname(argv[0]),
1830 (uintmax_t)ostid_id(&data.ioc_obdo1.o_oi),
1831 data.ioc_obdo1.o_mode);
1836 int jt_obd_test_getattr(int argc, char **argv)
1838 struct obd_ioctl_data data;
1839 struct timeval start, next_time;
1840 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1841 __u64 i, count, next_count;
1847 if (argc < 2 || argc > 4)
1850 memset(&data, 0, sizeof(data));
1851 data.ioc_dev = cur_device;
1852 count = strtoull(argv[1], &end, 0);
1854 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1855 jt_cmdname(argv[0]), argv[1]);
1860 verbose = get_verbose(argv[0], argv[2]);
1861 if (verbose == BAD_VERBOSE)
1866 if (argv[3][0] == 't') {
1867 objid = strtoull(argv[3] + 1, &end, 0);
1869 objid += thread - 1;
1871 objid = strtoull(argv[3], &end, 0);
1873 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1874 jt_cmdname(argv[0]), argv[3]);
1879 gettimeofday(&start, NULL);
1880 next_time.tv_sec = start.tv_sec - verbose;
1881 next_time.tv_usec = start.tv_usec;
1883 printf("%s: getting %jd attrs (objid %#jx): %s",
1884 jt_cmdname(argv[0]), (uintmax_t) count,
1885 (uintmax_t)objid, ctime(&start.tv_sec));
1887 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
1888 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1889 if (objid >= OBIF_MAX_OID) {
1890 fprintf(stderr, "errr: %s: invalid objid '%llu'\n",
1891 jt_cmdname(argv[0]), objid);
1895 data.ioc_obdo1.o_oi.oi_fid.f_oid = objid;
1896 data.ioc_obdo1.o_mode = S_IFREG;
1897 data.ioc_obdo1.o_valid = 0xffffffff;
1898 memset(buf, 0, sizeof(rawbuf));
1899 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
1901 fprintf(stderr, "error: %s: invalid ioctl\n",
1902 jt_cmdname(argv[0]));
1905 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, &data);
1908 fprintf(stderr, "error: %s: #%jd - %d:%s\n",
1909 jt_cmdname(argv[0]), (uintmax_t)i,
1910 errno, strerror(rc = errno));
1914 (verbose, &next_time, i, &next_count, count))
1915 printf("%s: got attr #%jd\n",
1916 jt_cmdname(argv[0]), (uintmax_t)i);
1924 gettimeofday(&end, NULL);
1926 diff = difftime(&end, &start);
1930 printf("%s: %jd attrs in %.3fs (%.3f attr/s): %s",
1931 jt_cmdname(argv[0]), (uintmax_t) i, diff,
1932 i / diff, ctime(&end.tv_sec));
1937 /* test_brw <cnt> count
1938 <r|w[r(repeat)x(noverify)]> mode
1939 <q|v|#(print interval)> verbosity
1940 <npages[+offset]> blocksize
1941 <[[<interleave_threads>]t(inc obj by thread#)]obj> object
1942 [p|g<args>] batch */
1943 int jt_obd_test_brw(int argc, char **argv)
1945 struct obd_ioctl_data data;
1946 struct timeval start, next_time;
1947 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
1948 __u64 count, next_count, len, stride, thr_offset = 0, objid = 3;
1949 int write = 0, verbose = 1, cmd, i, rc = 0, pages = 1;
1950 int offset_pages = 0;
1952 int repeat_offset = 0;
1953 unsigned long long ull;
1954 int nthr_per_obj = 0;
1959 if (argc < 2 || argc > 7) {
1960 fprintf(stderr, "error: %s: bad number of arguments: %d\n",
1961 jt_cmdname(argv[0]), argc);
1965 count = strtoull(argv[1], &end, 0);
1967 fprintf(stderr, "error: %s: bad iteration count '%s'\n",
1968 jt_cmdname(argv[0]), argv[1]);
1973 if (argv[2][0] == 'w' || argv[2][0] == '1')
1975 /* else it's a read */
1977 if (argv[2][0] != 0)
1978 for (i = 1; argv[2][i] != 0; i++)
1979 switch (argv[2][i]) {
1989 fprintf (stderr, "Can't parse cmd '%s'\n",
1996 verbose = get_verbose(argv[0], argv[3]);
1997 if (verbose == BAD_VERBOSE)
2002 pages = strtoul(argv[4], &end, 0);
2005 offset_pages = strtoul(end + 1, &end, 0);
2008 offset_pages < 0 || offset_pages >= pages) {
2009 fprintf(stderr, "error: %s: bad npages[+offset] parameter '%s'\n",
2010 jt_cmdname(argv[0]), argv[4]);
2017 (n = strtol(argv[5], &end, 0)) > 0 &&
2019 (ull = strtoull(end + 1, &end, 0)) > 0 &&
2023 } else if (thread &&
2024 argv[5][0] == 't') {
2026 objid = strtoull(argv[5] + 1, &end, 0);
2029 objid = strtoull(argv[5], &end, 0);
2032 fprintf(stderr, "error: %s: bad objid '%s'\n",
2033 jt_cmdname(argv[0]), argv[5]);
2038 memset(&data, 0, sizeof(data));
2039 data.ioc_dev = cur_device;
2041 /* communicate the 'type' of brw test and batching to echo_client.
2042 * don't start. we'd love to refactor this lctl->echo_client
2044 data.ioc_pbuf1 = (void *)1;
2048 switch(argv[6][0]) {
2049 case 'g': /* plug and unplug */
2050 data.ioc_pbuf1 = (void *)2;
2051 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
2054 case 'p': /* prep and commit */
2055 data.ioc_pbuf1 = (void *)3;
2056 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
2060 fprintf(stderr, "error: %s: batching '%s' "
2061 "needs to specify 'p' or 'g'\n",
2062 jt_cmdname(argv[0]), argv[6]);
2067 fprintf(stderr, "error: %s: bad batching '%s'\n",
2068 jt_cmdname(argv[0]), argv[6]);
2071 data.ioc_plen1 *= getpagesize();
2074 len = pages * getpagesize();
2075 thr_offset = offset_pages * getpagesize();
2081 if (nthr_per_obj != 0) {
2082 /* threads interleave */
2083 obj_idx = (thread - 1)/nthr_per_obj;
2085 stride *= nthr_per_obj;
2086 if ((thread - 1) % nthr_per_obj == 0) {
2087 shared_data->body.offsets[obj_idx] =
2088 stride + thr_offset;
2090 thr_offset += ((thread - 1) % nthr_per_obj) * len;
2092 /* threads disjoint */
2093 thr_offset += (thread - 1) * len;
2096 shmem_start_time_locked();
2101 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
2102 if (objid >= OBIF_MAX_OID) {
2103 fprintf(stderr, "errr: %s: invalid objid '%llu'\n",
2104 jt_cmdname(argv[0]), objid);
2108 data.ioc_obdo1.o_oi.oi_fid.f_oid = objid;
2109 data.ioc_obdo1.o_mode = S_IFREG;
2110 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE |
2111 OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
2112 data.ioc_obdo1.o_flags = (verify ? OBD_FL_DEBUG_CHECK : 0);
2113 data.ioc_count = len;
2114 data.ioc_offset = (repeat_offset ? 0 : thr_offset);
2116 gettimeofday(&start, NULL);
2117 next_time.tv_sec = start.tv_sec - verbose;
2118 next_time.tv_usec = start.tv_usec;
2121 printf("%s: %s %jux%d pages (obj %#jx, off %ju): %s",
2122 jt_cmdname(argv[0]), write ? "writing" : "reading",
2123 (uintmax_t)count, pages, (uintmax_t) objid,
2124 (uintmax_t)data.ioc_offset, ctime(&start.tv_sec));
2126 cmd = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
2127 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
2128 data.ioc_obdo1.o_valid &= ~(OBD_MD_FLBLOCKS|OBD_MD_FLGRANT);
2129 memset(buf, 0, sizeof(rawbuf));
2130 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2132 fprintf(stderr, "error: %s: invalid ioctl\n",
2133 jt_cmdname(argv[0]));
2136 rc = l2_ioctl(OBD_DEV_ID, cmd, buf);
2139 fprintf(stderr, "error: %s: #%d - %s on %s\n",
2140 jt_cmdname(argv[0]), i, strerror(rc = errno),
2141 write ? "write" : "read");
2143 } else if (be_verbose(verbose, &next_time,i, &next_count,count)) {
2145 printf("%s: %s number %d @ %jd:%ju for %d\n",
2146 jt_cmdname(argv[0]), write ? "write" : "read", i,
2147 (uintmax_t)ostid_id(&data.ioc_obdo1.o_oi),
2148 (uintmax_t)data.ioc_offset,
2149 (int)(pages * getpagesize()));
2153 if (!repeat_offset) {
2155 if (stride == len) {
2156 data.ioc_offset += stride;
2157 } else if (i < count) {
2160 shared_data->body.offsets[obj_idx];
2161 shared_data->body.offsets[obj_idx] += len;
2165 data.ioc_offset += len;
2166 obj_idx = 0; /* avoids an unused var warning */
2175 gettimeofday(&end, NULL);
2177 diff = difftime(&end, &start);
2181 printf("%s: %s %dx%d pages in %.3fs (%.3f MB/s): %s",
2182 jt_cmdname(argv[0]), write ? "wrote" : "read",
2184 ((double)i * pages * getpagesize()) /
2186 ctime(&end.tv_sec));
2192 shmem_end_time_locked();
2199 int jt_obd_lov_getconfig(int argc, char **argv)
2201 struct obd_ioctl_data data;
2202 struct lov_desc desc;
2203 struct obd_uuid *uuidarray;
2204 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2209 memset(&data, 0, sizeof(data));
2210 data.ioc_dev = cur_device;
2216 fd = open(path, O_RDONLY);
2218 fprintf(stderr, "open \"%s\" failed: %s\n", path,
2223 memset(&desc, 0, sizeof(desc));
2224 obd_str2uuid(&desc.ld_uuid, argv[1]);
2225 desc.ld_tgt_count = ((MAX_IOC_BUFLEN-sizeof(data)-sizeof(desc)) /
2226 (sizeof(*uuidarray) + sizeof(*obdgens)));
2229 uuidarray = calloc(desc.ld_tgt_count, sizeof(*uuidarray));
2231 fprintf(stderr, "error: %s: no memory for %d uuid's\n",
2232 jt_cmdname(argv[0]), desc.ld_tgt_count);
2236 obdgens = calloc(desc.ld_tgt_count, sizeof(*obdgens));
2238 fprintf(stderr, "error: %s: no memory for %d generation #'s\n",
2239 jt_cmdname(argv[0]), desc.ld_tgt_count);
2244 memset(buf, 0, sizeof(rawbuf));
2245 data.ioc_inllen1 = sizeof(desc);
2246 data.ioc_inlbuf1 = (char *)&desc;
2247 data.ioc_inllen2 = desc.ld_tgt_count * sizeof(*uuidarray);
2248 data.ioc_inlbuf2 = (char *)uuidarray;
2249 data.ioc_inllen3 = desc.ld_tgt_count * sizeof(*obdgens);
2250 data.ioc_inlbuf3 = (char *)obdgens;
2252 if (llapi_ioctl_pack(&data, &buf, sizeof(rawbuf))) {
2253 fprintf(stderr, "error: %s: invalid ioctl\n",
2254 jt_cmdname(argv[0]));
2258 rc = ioctl(fd, OBD_IOC_LOV_GET_CONFIG, buf);
2259 if (rc == -ENOSPC) {
2264 fprintf(stderr, "error: %s: ioctl error: %s\n",
2265 jt_cmdname(argv[0]), strerror(rc = errno));
2267 struct obd_uuid *uuidp;
2271 if (llapi_ioctl_unpack(&data, buf, sizeof(rawbuf))) {
2272 fprintf(stderr, "error: %s: invalid reply\n",
2273 jt_cmdname(argv[0]));
2277 if (desc.ld_default_stripe_count == (__u32)-1)
2278 printf("default_stripe_count: %d\n", -1);
2280 printf("default_stripe_count: %u\n",
2281 desc.ld_default_stripe_count);
2282 printf("default_stripe_size: %ju\n",
2283 (uintmax_t)desc.ld_default_stripe_size);
2284 printf("default_stripe_offset: %ju\n",
2285 (uintmax_t)desc.ld_default_stripe_offset);
2286 printf("default_stripe_pattern: %u\n", desc.ld_pattern);
2287 printf("obd_count: %u\n", desc.ld_tgt_count);
2288 printf("OBDS:\tobdidx\t\tobdgen\t\t obduuid\n");
2291 for (i = 0; i < desc.ld_tgt_count; i++, uuidp++, genp++)
2292 printf("\t%6u\t%14u\t\t %s\n", i, *genp, (char *)uuidp);
2303 static int do_activate(int argc, char **argv, int flag)
2305 struct obd_ioctl_data data;
2306 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2309 memset(&data, 0, sizeof(data));
2310 data.ioc_dev = cur_device;
2314 /* reuse offset for 'active' */
2315 data.ioc_offset = flag;
2317 memset(buf, 0, sizeof(rawbuf));
2318 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2320 fprintf(stderr, "error: %s: invalid ioctl\n",
2321 jt_cmdname(argv[0]));
2324 rc = l2_ioctl(OBD_DEV_ID, IOC_OSC_SET_ACTIVE, buf);
2326 fprintf(stderr, "error: %s: failed: %s\n",
2327 jt_cmdname(argv[0]), strerror(rc = errno));
2333 * Replace nids for given device.
2334 * lctl replace_nids <devicename> <nid1>[,nid2,nid3]
2335 * Command should be started on MGS server.
2336 * Only MGS server should be started (command execution
2337 * returns error in another cases). Command mount
2338 * -t lustre <MDT partition> -o nosvc <mount point>
2339 * can be used for that.
2341 * llogs for MDTs and clients are processed. All
2342 * records copied as is except add_uuid and setup. This records
2343 * are skipped and recorded with new nids and uuid.
2345 * \see mgs_replace_nids
2346 * \see mgs_replace_log
2347 * \see mgs_replace_nids_handler
2349 int jt_replace_nids(int argc, char **argv)
2352 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2353 struct obd_ioctl_data data;
2355 memset(&data, 0, sizeof(data));
2356 data.ioc_dev = get_mgs_device();
2360 data.ioc_inllen1 = strlen(argv[1]) + 1;
2361 data.ioc_inlbuf1 = argv[1];
2363 data.ioc_inllen2 = strlen(argv[2]) + 1;
2364 data.ioc_inlbuf2 = argv[2];
2365 memset(buf, 0, sizeof(rawbuf));
2366 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2368 fprintf(stderr, "error: %s: invalid ioctl\n",
2369 jt_cmdname(argv[0]));
2373 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_REPLACE_NIDS, buf);
2375 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
2376 strerror(rc = errno));
2383 * Clear config logs for given device or filesystem.
2384 * lctl clear_conf <devicename|fsname>
2385 * Command has to be run on MGS node having MGS device mounted with -o
2388 * Configuration logs for filesystem or one particular log is
2389 * processed. New log is created, original log is read, its records
2390 * marked SKIP do not get copied to new log. Others are copied as-is.
2391 * Original file is renamed to log.${time}.bak.
2393 * \see mgs_clear_configs
2394 * \see mgs_replace_log
2395 * \see mgs_clear_config_handler
2397 int jt_lcfg_clear(int argc, char **argv)
2400 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2401 struct obd_ioctl_data data;
2403 memset(&data, 0, sizeof(data));
2404 data.ioc_dev = get_mgs_device();
2408 data.ioc_inllen1 = strlen(argv[1]) + 1;
2409 data.ioc_inlbuf1 = argv[1];
2411 memset(buf, 0, sizeof(rawbuf));
2412 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2414 fprintf(stderr, "error: %s: invalid ioctl\n",
2415 jt_cmdname(argv[0]));
2419 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CLEAR_CONFIGS, buf);
2421 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
2422 strerror(rc = errno));
2428 int jt_obd_deactivate(int argc, char **argv)
2430 return do_activate(argc, argv, 0);
2433 int jt_obd_activate(int argc, char **argv)
2435 return do_activate(argc, argv, 1);
2438 int jt_obd_recover(int argc, char **argv)
2441 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2442 struct obd_ioctl_data data;
2444 memset(&data, 0, sizeof(data));
2445 data.ioc_dev = cur_device;
2450 data.ioc_inllen1 = strlen(argv[1]) + 1;
2451 data.ioc_inlbuf1 = argv[1];
2454 memset(buf, 0, sizeof(rawbuf));
2455 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2457 fprintf(stderr, "error: %s: invalid ioctl\n",
2458 jt_cmdname(argv[0]));
2461 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CLIENT_RECOVER, buf);
2463 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
2464 strerror(rc = errno));
2470 int jt_obd_mdc_lookup(int argc, char **argv)
2472 struct obd_ioctl_data data;
2473 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2474 char *parent, *child;
2475 int rc, fd, verbose = 1;
2477 if (argc < 3 || argc > 4)
2483 verbose = get_verbose(argv[0], argv[3]);
2485 memset(&data, 0, sizeof(data));
2486 data.ioc_dev = cur_device;
2488 data.ioc_inllen1 = strlen(child) + 1;
2489 data.ioc_inlbuf1 = child;
2491 memset(buf, 0, sizeof(rawbuf));
2492 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2494 fprintf(stderr, "error: %s: invalid ioctl\n",
2495 jt_cmdname(argv[0]));
2499 fd = open(parent, O_RDONLY);
2501 fprintf(stderr, "open \"%s\" failed: %s\n", parent,
2506 rc = ioctl(fd, IOC_MDC_LOOKUP, buf);
2508 fprintf(stderr, "error: %s: ioctl error: %s\n",
2509 jt_cmdname(argv[0]), strerror(rc = errno));
2514 rc = llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
2516 fprintf(stderr, "error: %s: invalid reply\n",
2517 jt_cmdname(argv[0]));
2520 printf("%s: mode %o uid %d gid %d\n", child,
2521 data.ioc_obdo1.o_mode, data.ioc_obdo1.o_uid,
2522 data.ioc_obdo1.o_gid);
2528 int jt_lcfg_fork(int argc, char **argv)
2530 struct obd_ioctl_data data;
2531 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2537 memset(&data, 0, sizeof(data));
2538 data.ioc_dev = get_mgs_device();
2539 data.ioc_inllen1 = strlen(argv[1]) + 1;
2540 data.ioc_inlbuf1 = argv[1];
2541 data.ioc_inllen2 = strlen(argv[2]) + 1;
2542 data.ioc_inlbuf2 = argv[2];
2544 memset(buf, 0, sizeof(rawbuf));
2545 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2547 fprintf(stderr, "error: %s: invalid ioctl\n",
2548 jt_cmdname(argv[0]));
2552 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LCFG_FORK, buf);
2554 fprintf(stderr, "error: %s: OBD_IOC_LCFG_FORK failed: %s\n",
2555 jt_cmdname(argv[0]), strerror(errno));
2560 int jt_lcfg_erase(int argc, char **argv)
2562 struct obd_ioctl_data data;
2563 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2567 if (strncmp(argv[2], "-q", strlen("-q")) != 0 &&
2568 strncmp(argv[2], "--quiet", strlen("--quiet")) != 0)
2570 } else if (argc != 2) {
2574 memset(&data, 0, sizeof(data));
2575 data.ioc_dev = get_mgs_device();
2576 data.ioc_inllen1 = strlen(argv[1]) + 1;
2577 data.ioc_inlbuf1 = argv[1];
2579 memset(buf, 0, sizeof(rawbuf));
2580 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2582 fprintf(stderr, "error: %s: invalid ioctl\n",
2583 jt_cmdname(argv[0]));
2587 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LCFG_ERASE, buf);
2589 fprintf(stderr, "error: %s: OBD_IOC_LCFG_ERASE failed: %s\n",
2590 jt_cmdname(argv[0]), strerror(errno));
2595 int jt_llog_catlist(int argc, char **argv)
2597 struct obd_ioctl_data data;
2598 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2604 memset(&data, 0, sizeof(data));
2605 data.ioc_dev = cur_device;
2606 data.ioc_inllen1 = sizeof(rawbuf) - __ALIGN_KERNEL(sizeof(data), 8);
2607 memset(buf, 0, sizeof(rawbuf));
2608 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2610 fprintf(stderr, "error: %s: invalid ioctl\n",
2611 jt_cmdname(argv[0]));
2614 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_CATLOGLIST, buf);
2616 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
2618 fprintf(stderr, "OBD_IOC_CATLOGLIST failed: %s\n",
2624 int jt_llog_info(int argc, char **argv)
2626 struct obd_ioctl_data data;
2627 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2633 memset(&data, 0, sizeof(data));
2634 data.ioc_dev = cur_device;
2635 data.ioc_inllen1 = strlen(argv[1]) + 1;
2636 data.ioc_inlbuf1 = argv[1];
2637 data.ioc_inllen2 = sizeof(rawbuf) - __ALIGN_KERNEL(sizeof(data), 8) -
2638 __ALIGN_KERNEL(data.ioc_inllen1, 8);
2639 memset(buf, 0, sizeof(rawbuf));
2640 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2642 fprintf(stderr, "error: %s: invalid ioctl\n",
2643 jt_cmdname(argv[0]));
2647 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_INFO, buf);
2649 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
2651 fprintf(stderr, "OBD_IOC_LLOG_INFO failed: %s\n",
2657 int jt_llog_print_cb(const char *record, void *private)
2659 printf("%s\n", record);
2665 * Iterate over llog records, typically YAML-formatted configuration logs
2667 * \param logname[in] name of llog file or FID
2668 * \param start[in] first record to process
2669 * \param end[in] last record to process (inclusive)
2670 * \param cb[in] callback for records. Return -ve error, or +ve abort.
2671 * \param private[in,out] private data passed to the \a record_cb function
2673 int jt_llog_print_iter(char *logname, long start, long end,
2674 int (record_cb)(const char *record, void *private),
2677 struct obd_ioctl_data data = { 0 };
2678 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2679 char startbuf[16], endbuf[16];
2680 static long inc = sizeof(rawbuf) / 128;
2687 data.ioc_dev = cur_device;
2688 data.ioc_inlbuf1 = logname;
2689 data.ioc_inllen1 = strlen(logname) + 1;
2692 * Estimate about 128 characters per configuration record. Not all
2693 * records will be printed in any case, so they should easily fit. If
2694 * not, the kernel will return -EOVERFLOW and ask for fewer records.
2696 * We don't want to request records from the kernel one-at-a-time, as
2697 * it restarts the config llog iteration from the beginning, so we
2698 * fetch multiple records from the kernel per call and split locally.
2700 for (rec = start; rec < end; rec += inc) {
2701 char *record = ((struct obd_ioctl_data *)buf)->ioc_bulk;
2705 snprintf(startbuf, sizeof(startbuf), "%lu", rec);
2706 snprintf(endbuf, sizeof(endbuf), "%lu",
2707 end < rec + inc - 1 ? end : rec + inc - 1);
2709 /* start and end record numbers are passed as ASCII digits */
2710 data.ioc_inlbuf2 = startbuf;
2711 data.ioc_inllen2 = strlen(startbuf) + 1;
2712 data.ioc_inlbuf3 = endbuf;
2713 data.ioc_inllen3 = strlen(endbuf) + 1;
2715 data.ioc_inllen4 = sizeof(rawbuf) -
2716 __ALIGN_KERNEL(sizeof(data), 8) -
2717 __ALIGN_KERNEL(data.ioc_inllen1, 8) -
2718 __ALIGN_KERNEL(data.ioc_inllen2, 8) -
2719 __ALIGN_KERNEL(data.ioc_inllen3, 8);
2720 memset(buf, 0, sizeof(rawbuf));
2721 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2723 fprintf(stderr, "%s: invalid ioctl data\n", logname);
2727 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_PRINT, buf);
2728 if (rc == -EOVERFLOW && inc > 2) {
2733 fprintf(stderr, "%s: OBD_IOC_LLOG_PRINT failed: %s\n",
2734 logname, strerror(errno));
2739 /* There is no "end of list" marker, record was not modified */
2740 if (strcmp(record, logname) == 0)
2744 ptr = strchr(record, '\n');
2747 rc = record_cb(record, private);
2756 } while (ptr && *(ptr + 1));
2763 static int llog_parse_catalog_start_end(int *argc, char **argv[],
2764 char **catalog, long *start, long *end)
2766 const struct option long_opts[] = {
2767 /* the --catalog option is not required, just for consistency */
2768 { .val = 'c', .name = "catalog", .has_arg = required_argument },
2769 { .val = 'e', .name = "end", .has_arg = required_argument },
2770 { .val = 'h', .name = "help", .has_arg = no_argument },
2771 { .val = 's', .name = "start", .has_arg = required_argument },
2773 char *cmd = (*argv)[0];
2777 if (catalog == NULL || start == NULL || end == NULL)
2780 /* now process command line arguments*/
2781 while ((c = getopt_long(*argc, *argv, "c:e:hs:",
2782 long_opts, NULL)) != -1) {
2788 *end = strtol(optarg, &endp, 0);
2789 if (*endp != '\0') {
2790 fprintf(stderr, "%s: bad end value '%s'\n",
2796 *start = strtol(optarg, &endp, 0);
2797 if (*endp != '\0') {
2798 fprintf(stderr, "%s: bad start value '%s'\n",
2811 /* support old optional positional parameters only if they were
2812 * not already specified with named arguments: logname [start [end]]
2817 "%s: catalog is set, unknown argument '%s'\n",
2821 *catalog = (*argv)[0];
2829 "%s: --start is set, unknown argument '%s'\n",
2834 *start = strtol((*argv)[0], &endp, 0);
2835 if (*endp != '\0') {
2836 fprintf(stderr, "%s: bad start value '%s'\n",
2846 "%s: --end is set, unknown argument '%s'\n",
2851 *end = strtol((*argv)[0], &endp, 0);
2852 if (*endp != '\0') {
2853 fprintf(stderr, "%s: bad end value '%s'\n",
2861 fprintf(stderr, "%s: unknown argument '%s'\n", cmd, (*argv)[0]);
2865 if (*end != -1 && *end < *start) {
2866 fprintf(stderr, "%s: end '%lu' less than than start '%lu'\n",
2874 int jt_llog_print(int argc, char **argv)
2876 char *catalog = NULL;
2877 long start = 1, end = -1;
2880 rc = llog_parse_catalog_start_end(&argc, &argv, &catalog, &start, &end);
2884 rc = jt_llog_print_iter(catalog, start, end, jt_llog_print_cb, NULL);
2889 static int llog_cancel_parse_optional(int argc, char **argv,
2890 struct obd_ioctl_data *data)
2892 const struct option long_opts[] = {
2893 { .val = 'c', .name = "catalog", .has_arg = required_argument },
2894 { .val = 'h', .name = "help", .has_arg = no_argument },
2895 { .val = 'i', .name = "log_idx", .has_arg = required_argument },
2896 { .val = 'l', .name = "log_id", .has_arg = required_argument },
2901 if (!data || argc <= 1)
2904 /* now process command line arguments*/
2905 while ((c = getopt_long(argc, argv, "c:hi:l:",
2906 long_opts, NULL)) != -1) {
2909 data->ioc_inllen1 = strlen(optarg) + 1;
2910 data->ioc_inlbuf1 = optarg;
2913 data->ioc_inllen2 = strlen(optarg) + 1;
2914 data->ioc_inlbuf2 = optarg;
2917 data->ioc_inllen3 = strlen(optarg) + 1;
2918 data->ioc_inlbuf3 = optarg;
2926 if ((data->ioc_inlbuf1 == NULL) || (data->ioc_inlbuf3 == NULL)) {
2927 /* missing mandatory parameters */
2934 int jt_llog_cancel(int argc, char **argv)
2936 struct obd_ioctl_data data;
2937 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2940 /* check that the arguments provided are either all
2941 * optional or all positional. No mixing allowed
2943 * if argc is 4 or 3 then check all arguments to ensure that none
2944 * of them start with a '-'. If so then this is invalid.
2945 * Otherwise if arg is > 4 then assume that this is optional
2946 * arguments, and parse as such ignoring any thing that's not
2947 * optional. The result is that user must use optional arguments
2948 * for all mandatory parameters. Code will ignore all other args
2950 * The positional arguments option should eventually be phased out.
2952 memset(&data, 0, sizeof(data));
2953 data.ioc_dev = cur_device;
2955 if (argc == 3 || argc == 4) {
2956 for (i = 1; i < argc; i++) {
2957 if (argv[i][0] == '-')
2960 data.ioc_inllen1 = strlen(argv[1]) + 1;
2961 data.ioc_inlbuf1 = argv[1];
2963 data.ioc_inllen2 = strlen(argv[2]) + 1;
2964 data.ioc_inlbuf2 = argv[2];
2965 data.ioc_inllen3 = strlen(argv[3]) + 1;
2966 data.ioc_inlbuf3 = argv[3];
2968 data.ioc_inllen3 = strlen(argv[2]) + 1;
2969 data.ioc_inlbuf3 = argv[2];
2972 if (llog_cancel_parse_optional(argc, argv, &data))
2976 memset(buf, 0, sizeof(rawbuf));
2977 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
2979 fprintf(stderr, "error: %s: invalid ioctl\n",
2980 jt_cmdname(argv[0]));
2984 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CANCEL, buf);
2986 fprintf(stdout, "index %s was canceled.\n",
2987 argc == 4 ? argv[3] : argv[2]);
2989 fprintf(stderr, "OBD_IOC_LLOG_CANCEL failed: %s\n",
2995 int jt_llog_check(int argc, char **argv)
2997 struct obd_ioctl_data data;
2998 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
2999 char from[2] = "1", to[3] = "-1";
3002 if (argc != 2 && argc != 4)
3005 memset(&data, 0, sizeof(data));
3006 data.ioc_dev = cur_device;
3007 data.ioc_inllen1 = strlen(argv[1]) + 1;
3008 data.ioc_inlbuf1 = argv[1];
3010 data.ioc_inllen2 = strlen(argv[2]) + 1;
3011 data.ioc_inlbuf2 = argv[2];
3012 data.ioc_inllen3 = strlen(argv[3]) + 1;
3013 data.ioc_inlbuf3 = argv[3];
3015 data.ioc_inllen2 = strlen(from) + 1;
3016 data.ioc_inlbuf2 = from;
3017 data.ioc_inllen3 = strlen(to) + 1;
3018 data.ioc_inlbuf3 = to;
3020 data.ioc_inllen4 = sizeof(rawbuf) - __ALIGN_KERNEL(sizeof(data), 8) -
3021 __ALIGN_KERNEL(data.ioc_inllen1, 8) -
3022 __ALIGN_KERNEL(data.ioc_inllen2, 8) -
3023 __ALIGN_KERNEL(data.ioc_inllen3, 8);
3024 memset(buf, 0, sizeof(rawbuf));
3025 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
3027 fprintf(stderr, "error: %s: invalid ioctl\n",
3028 jt_cmdname(argv[0]));
3032 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CHECK, buf);
3034 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
3036 fprintf(stderr, "OBD_IOC_LLOG_CHECK failed: %s\n",
3041 int jt_llog_remove(int argc, char **argv)
3043 struct obd_ioctl_data data;
3044 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
3047 if (argc != 3 && argc != 2)
3050 memset(&data, 0, sizeof(data));
3051 data.ioc_dev = cur_device;
3052 data.ioc_inllen1 = strlen(argv[1]) + 1;
3053 data.ioc_inlbuf1 = argv[1];
3055 data.ioc_inllen2 = strlen(argv[2]) + 1;
3056 data.ioc_inlbuf2 = argv[2];
3058 memset(buf, 0, sizeof(rawbuf));
3059 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
3061 fprintf(stderr, "error: %s: invalid ioctl\n",
3062 jt_cmdname(argv[0]));
3066 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_REMOVE, buf);
3069 fprintf(stdout, "log %s is removed.\n", argv[1]);
3071 fprintf(stdout, "the log in catalog %s is removed. \n",
3074 fprintf(stderr, "OBD_IOC_LLOG_REMOVE failed: %s\n",
3080 static void signal_server(int sig)
3082 if (sig == SIGINT) {
3083 do_disconnect("sigint", 1);
3086 fprintf(stderr, "%s: got signal %d\n", jt_cmdname("sigint"), sig);
3089 int obd_initialize(int argc, char **argv)
3091 if (shmem_setup() != 0)
3094 register_ioc_dev(OBD_DEV_ID, OBD_DEV_PATH);
3099 void obd_finalize(int argc, char **argv)
3101 struct sigaction sigact;
3103 /* sigact initialization */
3104 sigact.sa_handler = signal_server;
3105 sigfillset(&sigact.sa_mask);
3106 sigact.sa_flags = SA_RESTART;
3107 /* coverity[uninit_use_in_call] */
3108 sigaction(SIGINT, &sigact, NULL);
3111 do_disconnect(argv[0], 1);
3114 static int check_pool_cmd(enum lcfg_command_type cmd,
3115 char *fsname, char *poolname,
3120 rc = llapi_search_ost(fsname, poolname, ostname);
3121 if (rc < 0 && (cmd != LCFG_POOL_NEW)) {
3122 fprintf(stderr, "Pool %s.%s not found\n",
3128 case LCFG_POOL_NEW: {
3129 if (ostname != NULL)
3133 fprintf(stderr, "Pool %s.%s already exists\n",
3139 case LCFG_POOL_DEL: {
3140 if (ostname != NULL)
3144 fprintf(stderr, "Pool %s.%s not empty, "
3145 "please remove all members\n",
3151 case LCFG_POOL_ADD: {
3153 fprintf(stderr, "OST %s is already in pool %s.%s\n",
3154 ostname, fsname, poolname);
3157 rc = llapi_search_ost(fsname, NULL, ostname);
3159 fprintf(stderr, "OST %s is not part of the '%s' fs.\n",
3165 case LCFG_POOL_REM: {
3167 fprintf(stderr, "OST %s not found in pool %s.%s\n",
3168 ostname, fsname, poolname);
3179 /* This check only verifies that the changes have been "pushed out" to
3180 the client successfully. This involves waiting for a config update,
3181 and so may fail because of problems in that code or post-command
3182 network loss. So reporting a warning is appropriate, but not a failure.
3184 static int check_pool_cmd_result(enum lcfg_command_type cmd,
3185 char *fsname, char *poolname,
3192 case LCFG_POOL_NEW: {
3194 rc = llapi_search_ost(fsname, poolname, NULL);
3200 } while ((rc < 0) && (cpt > 0));
3202 fprintf(stderr, "Pool %s.%s created\n",
3206 fprintf(stderr, "Warning, pool %s.%s not found\n",
3211 case LCFG_POOL_DEL: {
3213 rc = llapi_search_ost(fsname, poolname, NULL);
3219 } while ((rc >= 0) && (cpt > 0));
3221 fprintf(stderr, "Pool %s.%s destroyed\n",
3225 fprintf(stderr, "Warning, pool %s.%s still found\n",
3230 case LCFG_POOL_ADD: {
3232 rc = llapi_search_ost(fsname, poolname, ostname);
3238 } while ((rc != 1) && (cpt > 0));
3240 fprintf(stderr, "OST %s added to pool %s.%s\n",
3241 ostname, fsname, poolname);
3244 fprintf(stderr, "Warning, OST %s not found in pool %s.%s\n",
3245 ostname, fsname, poolname);
3249 case LCFG_POOL_REM: {
3251 rc = llapi_search_ost(fsname, poolname, ostname);
3257 } while ((rc == 1) && (cpt > 0));
3259 fprintf(stderr, "OST %s removed from pool %s.%s\n",
3260 ostname, fsname, poolname);
3263 fprintf(stderr, "Warning, OST %s still found in pool %s.%s\n",
3264 ostname, fsname, poolname);
3274 static int check_and_complete_ostname(char *fsname, char *ostname)
3277 char real_ostname[MAX_OBD_NAME + 1];
3280 /* if OST name does not start with fsname, we add it */
3281 /* if not check if the fsname is the right one */
3282 ptr = strchr(ostname, '-');
3284 sprintf(real_ostname, "%s-%s", fsname, ostname);
3285 } else if (strncmp(ostname, fsname, strlen(fsname)) != 0) {
3286 fprintf(stderr, "%s does not start with fsname %s\n",
3290 if (strlen(ostname) > sizeof(real_ostname)-1)
3292 strncpy(real_ostname, ostname, sizeof(real_ostname));
3294 /* real_ostname is fsname-????? */
3295 ptr = real_ostname + strlen(fsname) + 1;
3296 if (strncmp(ptr, "OST", 3) != 0) {
3297 fprintf(stderr, "%s does not start by %s-OST nor OST\n",
3301 /* real_ostname is fsname-OST????? */
3303 for (i = 0; i < 4; i++) {
3304 if (!isxdigit(*ptr)) {
3306 "ost's index in %s is not an hexa number\n",
3312 /* real_ostname is fsname-OSTXXXX????? */
3313 /* if OST name does not end with _UUID, we add it */
3315 strcat(real_ostname, "_UUID");
3316 } else if (strcmp(ptr, "_UUID") != 0) {
3318 "ostname %s does not end with _UUID\n", ostname);
3321 /* real_ostname is fsname-OSTXXXX_UUID */
3322 strcpy(ostname, real_ostname);
3326 /* returns 0 or -errno */
3327 static int pool_cmd(enum lcfg_command_type cmd,
3328 char *cmdname, char *fullpoolname,
3329 char *fsname, char *poolname, char *ostname)
3332 struct obd_ioctl_data data;
3333 struct lustre_cfg_bufs bufs;
3334 struct lustre_cfg *lcfg;
3335 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
3337 rc = check_pool_cmd(cmd, fsname, poolname, ostname);
3339 fprintf(stderr, "Can't verify pool command since there "
3340 "is no local MDT or client, proceeding anyhow...\n");
3344 lustre_cfg_bufs_reset(&bufs, NULL);
3345 lustre_cfg_bufs_set_string(&bufs, 0, cmdname);
3346 lustre_cfg_bufs_set_string(&bufs, 1, fullpoolname);
3347 if (ostname != NULL)
3348 lustre_cfg_bufs_set_string(&bufs, 2, ostname);
3351 lcfg = malloc(lustre_cfg_len(bufs.lcfg_bufcount, bufs.lcfg_buflen));
3354 lustre_cfg_init(lcfg, cmd, &bufs);
3356 memset(&data, 0, sizeof(data));
3357 rc = data.ioc_dev = get_mgs_device();
3361 data.ioc_type = LUSTRE_CFG_TYPE;
3362 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
3363 lcfg->lcfg_buflens);
3364 data.ioc_pbuf1 = (void *)lcfg;
3366 memset(buf, 0, sizeof(rawbuf));
3367 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
3369 fprintf(stderr, "error: %s: invalid ioctl\n",
3370 jt_cmdname(cmdname));
3374 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_POOL, buf);
3380 fprintf(stderr, "error: %s: either the pool or file "
3381 "system name is too long (max pool name len "
3382 "is %d and file system name is %d)\n",
3383 jt_cmdname(cmdname), LOV_MAXPOOLNAME,
3387 fprintf(stderr, "error: %s can contain only "
3388 "alphanumeric characters, underscores, and "
3389 "dashes besides the required '.'\n",
3390 jt_cmdname(cmdname));
3399 * Format and send the ioctl to the MGS.
3401 * \param cmd IOCTL to send
3402 * \param ret_data void pointer to return anything from
3404 * \param num_args number of arguments to pack into the
3406 * \param argv[] variable number of string arguments
3408 * \retval 0 on success
3410 static int nodemap_cmd(enum lcfg_command_type cmd, void *ret_data,
3411 unsigned int ret_size, ...)
3416 struct lustre_cfg_bufs bufs;
3417 struct obd_ioctl_data data;
3418 struct lustre_cfg *lcfg;
3419 char rawbuf[MAX_IOC_BUFLEN];
3423 lustre_cfg_bufs_reset(&bufs, NULL);
3425 va_start(ap, ret_size);
3426 arg = va_arg(ap, char *);
3427 while (arg != NULL) {
3428 lustre_cfg_bufs_set_string(&bufs, i, arg);
3430 arg = va_arg(ap, char *);
3434 lcfg = malloc(lustre_cfg_len(bufs.lcfg_bufcount, bufs.lcfg_buflen));
3437 lustre_cfg_init(lcfg, cmd, &bufs);
3439 memset(&data, 0, sizeof(data));
3440 rc = data.ioc_dev = get_mgs_device();
3444 data.ioc_type = LUSTRE_CFG_TYPE;
3445 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
3446 lcfg->lcfg_buflens);
3447 data.ioc_pbuf1 = (void *)lcfg;
3449 memset(buf, 0, sizeof(rawbuf));
3450 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
3452 fprintf(stderr, "error: invalid ioctl: %08x errno: %d with "
3453 "rc=%d\n", cmd, errno, rc);
3457 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_NODEMAP, buf);
3459 fprintf(stderr, "error: invalid ioctl: %08x errno: %d with "
3460 "rc=%d\n", cmd, errno, rc);
3464 if (ret_data != NULL) {
3465 rc = llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
3469 if (ret_size > data.ioc_plen1)
3470 ret_size = data.ioc_plen1;
3472 memcpy(ret_data, data.ioc_pbuf1, ret_size);
3481 * activate nodemap functions
3483 * \param argc number of args
3484 * \param argv[] variable string arguments
3486 * argv[0] 1 for activate or 0 for deactivate
3488 * \retval 0 on success
3490 int jt_nodemap_activate(int argc, char **argv)
3494 rc = nodemap_cmd(LCFG_NODEMAP_ACTIVATE, NULL, 0, argv[0], argv[1],
3508 * \param argc number of args
3509 * \param argv[] variable string arguments
3511 * argv[0] nodemap name
3513 * \retval 0 on success
3515 int jt_nodemap_add(int argc, char **argv)
3519 rc = llapi_nodemap_exists(argv[1]);
3521 fprintf(stderr, "error: %s existing nodemap name\n", argv[1]);
3525 rc = nodemap_cmd(LCFG_NODEMAP_ADD, NULL, 0, argv[0], argv[1], NULL);
3538 * \param argc number of args
3539 * \param argv[] variable string arguments
3541 * argv[0] nodemap name
3543 * \retval 0 on success
3545 int jt_nodemap_del(int argc, char **argv)
3549 rc = llapi_nodemap_exists(argv[1]);
3551 fprintf(stderr, "error: %s not existing nodemap name\n",
3555 rc = nodemap_cmd(LCFG_NODEMAP_DEL, NULL, 0, argv[0], argv[1], NULL);
3566 * test a nid for nodemap membership
3568 * \param argc number of args
3569 * \param argv[] variable string arguments
3571 * argv[0] properly formatted nid
3573 * \retval 0 on success
3575 int jt_nodemap_test_nid(int argc, char **argv)
3578 char rawbuf[MAX_IOC_BUFLEN];
3581 rc = nodemap_cmd(LCFG_NODEMAP_TEST_NID, &rawbuf, sizeof(rawbuf),
3582 argv[0], argv[1], NULL);
3584 printf("%s\n", (char *)rawbuf);
3590 * test a nodemap id pair for mapping
3592 * \param argc number of args
3593 * \param argv[[] variable string arguments
3595 * \retval 0 on success
3597 * The argv array should contain the nodemap name, the id
3598 * to checking the mapping on, and the id type (UID or GID)
3601 int jt_nodemap_test_id(int argc, char **argv)
3603 char rawbuf[MAX_IOC_BUFLEN];
3604 char *nidstr = NULL;
3606 char *typestr = NULL;
3610 static struct option long_opts[] = {
3611 { .val = 'i', .name = "id", .has_arg = required_argument },
3612 { .val = 'n', .name = "nid", .has_arg = required_argument },
3613 { .val = 't', .name = "idtype",
3614 .has_arg = required_argument },
3617 while ((c = getopt_long(argc, argv, "n:t:i:",
3618 long_opts, NULL)) != -1) {
3632 if (nidstr == NULL || typestr == NULL || idstr == NULL) {
3633 fprintf(stderr, "usage: nodemap_test_id --nid <nid> "
3634 "--idtype [uid|gid] --id <id>\n");
3638 rc = nodemap_cmd(LCFG_NODEMAP_TEST_ID, &rawbuf, sizeof(rawbuf),
3639 argv[0], nidstr, typestr, idstr);
3641 printf("%s\n", (char *)rawbuf);
3649 * \param nodemap_range --range string
3650 * \param nid_range nid range string, min_nid:max_nid
3652 * \retval 0 on success
3654 static int parse_nid_range(char *nodemap_range, char *nid_range, int range_len)
3656 char min_nid[LNET_NIDSTR_SIZE + 1];
3657 char max_nid[LNET_NIDSTR_SIZE + 1];
3658 struct list_head nidlist;
3661 INIT_LIST_HEAD(&nidlist);
3663 if (cfs_parse_nidlist(nodemap_range, strlen(nodemap_range),
3666 "error: nodemap_xxx_range: can't parse nid range: %s\n",
3671 rc = cfs_nidrange_find_min_max(&nidlist, &min_nid[0], &max_nid[0],
3676 "error: nodemap_xxx_range: nid range uses "
3677 "currently unsupported features\n");
3678 else if (rc == -ERANGE)
3680 "error: nodemap_xxx_range: nodemap ranges must "
3686 snprintf(nid_range, range_len, "%s:%s", min_nid, max_nid);
3692 * add an nid range to a nodemap
3694 * \param argc number of args
3695 * \param argv[] variable string arguments
3697 * --name nodemap name
3698 * --range properly formatted nid range
3700 * \retval 0 on success
3702 int jt_nodemap_add_range(int argc, char **argv)
3704 char *nodemap_name = NULL;
3705 char *nodemap_range = NULL;
3706 char nid_range[2 * LNET_NIDSTR_SIZE + 2];
3710 static struct option long_opts[] = {
3711 { .val = 'n', .name = "name", .has_arg = required_argument },
3712 { .val = 'r', .name = "range", .has_arg = required_argument },
3715 while ((c = getopt_long(argc, argv, "n:r:",
3716 long_opts, NULL)) != -1) {
3719 nodemap_name = optarg;
3722 nodemap_range = optarg;
3727 if (nodemap_name == NULL || nodemap_range == NULL) {
3728 fprintf(stderr, "usage: nodemap_add_range --name <name> "
3729 "--range <range>\n");
3733 rc = parse_nid_range(nodemap_range, nid_range, sizeof(nid_range));
3738 rc = nodemap_cmd(LCFG_NODEMAP_ADD_RANGE, NULL, 0, argv[0],
3739 nodemap_name, nid_range, NULL);
3742 fprintf(stderr, "error: %s: cannot add range '%s' to nodemap "
3744 jt_cmdname(argv[0]), nodemap_range, nodemap_name, rc);
3751 * delete an nid range to a nodemap
3753 * \param argc number of args
3754 * \param argv[] variable string arguments
3756 * --name nodemap name
3757 * --range properly formatted nid range
3759 * \retval 0 on success
3761 int jt_nodemap_del_range(int argc, char **argv)
3763 char *nodemap_name = NULL;
3764 char *nodemap_range = NULL;
3765 char nid_range[2 * LNET_NIDSTR_SIZE + 2];
3769 static struct option long_opts[] = {
3770 { .val = 'n', .name = "name", .has_arg = required_argument },
3771 { .val = 'r', .name = "range", .has_arg = required_argument },
3774 while ((c = getopt_long(argc, argv, "n:r:",
3775 long_opts, NULL)) != -1) {
3778 nodemap_name = optarg;
3781 nodemap_range = optarg;
3786 if (nodemap_name == NULL || nodemap_range == NULL) {
3787 fprintf(stderr, "usage: nodemap_del_range --name <name> "
3788 "--range <range>\n");
3792 rc = parse_nid_range(nodemap_range, nid_range, sizeof(nid_range));
3797 rc = nodemap_cmd(LCFG_NODEMAP_DEL_RANGE, NULL, 0, argv[0],
3798 nodemap_name, nid_range, NULL);
3801 fprintf(stderr, "error: %s: cannot delete range '%s' to "
3802 "nodemap '%s': rc = %d\n",
3803 jt_cmdname(argv[0]), nodemap_range, nodemap_name, rc);
3810 * set a fileset on a nodemap
3812 * \param argc number of args
3813 * \param argv[] variable string arguments
3815 * --name nodemap name
3816 * --fileset fileset name
3818 * \retval 0 on success
3820 int jt_nodemap_set_fileset(int argc, char **argv)
3822 char *nodemap_name = NULL;
3823 char *fileset_name = NULL;
3827 static struct option long_opts[] = {
3828 { .val = 'f', .name = "fileset", .has_arg = required_argument },
3829 { .val = 'n', .name = "name", .has_arg = required_argument },
3832 while ((c = getopt_long(argc, argv, "n:f:",
3833 long_opts, NULL)) != -1) {
3836 nodemap_name = optarg;
3839 fileset_name = optarg;
3844 if (nodemap_name == NULL || fileset_name == NULL) {
3845 fprintf(stderr, "usage: nodemap_set_fileset --name <name> "
3846 "--fileset <fileset>\n");
3850 rc = nodemap_cmd(LCFG_NODEMAP_SET_FILESET, NULL, 0, argv[0],
3851 nodemap_name, fileset_name, NULL);
3854 fprintf(stderr, "error: %s: cannot set fileset '%s' on nodemap "
3856 jt_cmdname(argv[0]), fileset_name, nodemap_name, rc);
3863 * set SELinux policy info on a nodemap
3865 * \param argc number of args
3866 * \param argv[] variable string arguments
3868 * --name nodemap name
3869 * --sepol SELinux policy info
3871 * \retval 0 on success
3873 int jt_nodemap_set_sepol(int argc, char **argv)
3875 char *nodemap_name = NULL;
3880 static struct option long_options[] = {
3883 .has_arg = required_argument,
3888 .has_arg = required_argument,
3896 while ((c = getopt_long(argc, argv, "n:s:",
3897 long_options, NULL)) != -1) {
3900 nodemap_name = optarg;
3908 if (nodemap_name == NULL || sepol == NULL) {
3909 fprintf(stderr, "usage: nodemap_set_sepol --name <name> "
3910 "--sepol <sepol>\n");
3914 rc = nodemap_cmd(LCFG_NODEMAP_SET_SEPOL, NULL, 0, argv[0],
3915 nodemap_name, sepol, NULL);
3918 fprintf(stderr, "error: %s: cannot set sepol '%s' on nodemap "
3920 jt_cmdname(argv[0]), sepol, nodemap_name, rc);
3927 * modify a nodemap's behavior
3929 * \param argc number of args
3930 * \param argv[] variable string arguments
3932 * --name nodemap name
3933 * --property nodemap property to change
3934 * admin, trusted, squash_uid, squash_gid)
3935 * --value value to set property
3937 * \retval 0 on success
3939 int jt_nodemap_modify(int argc, char **argv)
3943 enum lcfg_command_type cmd = 0;
3944 char *nodemap_name = NULL;
3948 static struct option long_opts[] = {
3949 { .val = 'n', .name = "name", .has_arg = required_argument },
3950 { .val = 'p', .name = "property", .has_arg = required_argument },
3951 { .val = 'v', .name = "value", .has_arg = required_argument },
3954 while ((c = getopt_long(argc, argv, "n:p:v:",
3955 long_opts, NULL)) != -1) {
3958 nodemap_name = optarg;
3969 if (nodemap_name == NULL || param == NULL || value == NULL) {
3970 fprintf(stderr, "usage: nodemap_modify --name <nodemap_name> "
3971 "--property <property_name> --value <value>\n");
3972 fprintf(stderr, "valid properties: admin trusted map_mode "
3973 "squash_uid squash_gid deny_unknown audit_mode\n");
3977 if (strcmp("admin", param) == 0) {
3978 cmd = LCFG_NODEMAP_ADMIN;
3979 } else if (strcmp("trusted", param) == 0) {
3980 cmd = LCFG_NODEMAP_TRUSTED;
3981 } else if (strcmp("deny_unknown", param) == 0) {
3982 cmd = LCFG_NODEMAP_DENY_UNKNOWN;
3983 } else if (strcmp("squash_uid", param) == 0) {
3984 cmd = LCFG_NODEMAP_SQUASH_UID;
3985 } else if (strcmp("squash_gid", param) == 0) {
3986 cmd = LCFG_NODEMAP_SQUASH_GID;
3987 } else if (strcmp("map_mode", param) == 0) {
3988 cmd = LCFG_NODEMAP_MAP_MODE;
3989 } else if (strcmp("audit_mode", param) == 0) {
3990 cmd = LCFG_NODEMAP_AUDIT_MODE;
3992 fprintf(stderr, "error: %s: nodemap_modify invalid "
3994 jt_cmdname(argv[0]), param);
3998 rc = nodemap_cmd(cmd, NULL, 0, argv[0], nodemap_name, param,
4002 fprintf(stderr, "error: %s: cannot modify nodemap '%s' "
4003 "to param '%s': value '%s': rc = %d\n",
4004 jt_cmdname(argv[0]), nodemap_name, param, value, rc);
4010 int jt_nodemap_add_idmap(int argc, char **argv)
4013 enum lcfg_command_type cmd = 0;
4014 char *nodemap_name = NULL;
4016 char *idtype = NULL;
4019 static struct option long_opts[] = {
4020 { .val = 'i', .name = "idtype", .has_arg = required_argument },
4021 { .val = 'm', .name = "idmap", .has_arg = required_argument },
4022 { .val = 'n', .name = "name", .has_arg = required_argument },
4025 while ((c = getopt_long(argc, argv, "n:m:i:",
4026 long_opts, NULL)) != -1) {
4029 nodemap_name = optarg;
4040 if (nodemap_name == NULL || idmap == NULL || idtype == NULL) {
4041 fprintf(stderr, "usage: %s --name <name> --idtype [uid | gid]"
4042 " --idmap <client id>:<filesystem id>\n", argv[0]);
4046 if (strcmp("uid", idtype) == 0) {
4047 cmd = LCFG_NODEMAP_ADD_UIDMAP;
4048 } else if (strcmp("gid", idtype) == 0) {
4049 cmd = LCFG_NODEMAP_ADD_GIDMAP;
4051 fprintf(stderr, "usage: %s --name <name> --idtype [uid | gid]"
4052 " --idmap <client id>:<filesystem id>\n", argv[0]);
4056 rc = nodemap_cmd(cmd, NULL, 0, argv[0], nodemap_name, idmap, NULL);
4059 fprintf(stderr, "cannot add %smap '%s' to nodemap '%s'"
4060 ": rc = %d\n", idtype, idmap, nodemap_name, rc);
4066 int jt_nodemap_del_idmap(int argc, char **argv)
4069 enum lcfg_command_type cmd = 0;
4070 char *nodemap_name = NULL;
4072 char *idtype = NULL;
4075 static struct option long_opts[] = {
4076 { .val = 'i', .name = "idtype", .has_arg = required_argument },
4077 { .val = 'm', .name = "idmap", .has_arg = required_argument },
4078 { .val = 'n', .name = "name", .has_arg = required_argument },
4081 while ((c = getopt_long(argc, argv, "n:m:i:",
4082 long_opts, NULL)) != -1) {
4085 nodemap_name = optarg;
4096 if (nodemap_name == NULL || idmap == NULL || idtype == NULL) {
4097 fprintf(stderr, "usage: %s --name <name> --idtype [uid | gid]"
4098 " --idmap <client id>:<filesystem id>\n", argv[0]);
4102 if (strcmp("uid", idtype) == 0)
4103 cmd = LCFG_NODEMAP_DEL_UIDMAP;
4105 cmd = LCFG_NODEMAP_DEL_GIDMAP;
4107 rc = nodemap_cmd(cmd, NULL, 0, argv[0], nodemap_name, idmap, NULL);
4110 fprintf(stderr, "cannot delete %smap '%s' from nodemap '%s'"
4111 ": rc = %d\n", idtype, idmap, nodemap_name, rc);
4118 * this function tranforms a rule [start-end/step] into an array
4119 * of matching numbers
4120 * supported forms are:
4121 * [start] : just this number
4122 * [start-end] : all numbers from start to end
4123 * [start-end/step] : numbers from start to end with increment of step
4124 * on return, format contains a printf format string which can be used
4125 * to generate all the strings
4127 static int get_array_idx(char *rule, char *format, int **array)
4129 char *start, *end, *ptr;
4130 unsigned int lo, hi, step;
4135 start = strchr(rule, '[');
4136 end = strchr(rule, ']');
4137 if ((start == NULL) || (end == NULL)) {
4138 *array = malloc(sizeof(int));
4141 strcpy(format, rule);
4149 /* put in format the printf format (the rule without the range) */
4150 sprintf(format, "%s%%.4x%s", rule, end);
4155 /* loop on , separator */
4157 /* extract the 3 fields */
4158 rc = sscanf(start, "%x-%x/%u", &lo, &hi, &step);
4166 tmp = realloc(*array, array_sz * sizeof(int));
4170 (*array)[array_idx] = lo;
4176 /* do not break to share code with case 3: */
4181 if ((hi < lo) || (step == 0))
4183 array_sz += (hi - lo) / step + 1;
4184 tmp = realloc(*array, array_sz * sizeof(int));
4188 for (i = lo; i <= hi; i+=step, array_idx++)
4189 (*array)[array_idx] = i;
4193 ptr = strchr(start, ',');
4197 } while (ptr != NULL);
4200 if (*array != NULL) {
4207 static int extract_fsname_poolname(const char *arg, char *fsname,
4213 snprintf(fsname, PATH_MAX + 1, "%s", arg);
4214 ptr = strchr(fsname, '.');
4216 fprintf(stderr, ". is missing in %s\n", fsname);
4221 if ((ptr - fsname) == 0) {
4222 fprintf(stderr, "fsname is empty\n");
4230 if (strlen(ptr) == 0) {
4231 fprintf(stderr, "poolname is empty\n");
4236 strncpy(poolname, ptr, LOV_MAXPOOLNAME);
4237 poolname[LOV_MAXPOOLNAME] = '\0';
4239 if (strncmp(poolname, "none", LOV_MAXPOOLNAME) == 0) {
4240 fprintf(stderr, "poolname cannot be 'none'\n");
4246 fprintf(stderr, "argument %s must be <fsname>.<poolname>\n", arg);
4250 int jt_pool_cmd(int argc, char **argv)
4252 enum lcfg_command_type cmd;
4253 char fsname[PATH_MAX + 1];
4254 char poolname[LOV_MAXPOOLNAME + 1];
4255 char *ostnames_buf = NULL;
4257 int *array = NULL, array_sz;
4265 case 1: return CMD_HELP;
4267 if (strcmp("pool_new", argv[0]) == 0)
4268 cmd = LCFG_POOL_NEW;
4269 else if (strcmp("pool_destroy", argv[0]) == 0)
4270 cmd = LCFG_POOL_DEL;
4271 else if (strcmp("pool_list", argv[0]) == 0)
4272 return llapi_poollist(argv[1]);
4273 else return CMD_HELP;
4275 rc = extract_fsname_poolname(argv[1], fsname, poolname);
4279 rc = pool_cmd(cmd, argv[0], argv[1], fsname, poolname, NULL);
4283 check_pool_cmd_result(cmd, fsname, poolname, NULL);
4287 char format[2*MAX_OBD_NAME];
4289 if (strcmp("pool_remove", argv[0]) == 0) {
4290 cmd = LCFG_POOL_REM;
4291 } else if (strcmp("pool_add", argv[0]) == 0) {
4292 cmd = LCFG_POOL_ADD;
4297 rc = extract_fsname_poolname(argv[1], fsname, poolname);
4301 for (i = 2; i < argc; i++) {
4304 array_sz = get_array_idx(argv[i], format, &array);
4308 cmds = malloc(array_sz * sizeof(cmds[0]));
4310 ostnames_buf = malloc(array_sz *
4311 (MAX_OBD_NAME + 1));
4318 for (j = 0; j < array_sz; j++) {
4319 char ostname[MAX_OBD_NAME + 1];
4321 snprintf(ostname, MAX_OBD_NAME, format,
4323 ostname[MAX_OBD_NAME] = '\0';
4325 rc = check_and_complete_ostname(fsname,ostname);
4333 if (ostnames_buf != NULL) {
4335 &ostnames_buf[(MAX_OBD_NAME + 1) * j];
4336 strcpy(cmds[j].ostname, ostname);
4338 cmds[j].ostname = NULL;
4340 cmds[j].rc = pool_cmd(cmd, argv[0], argv[1],
4343 /* Return an err if any of the add/dels fail */
4347 for (j = 0; j < array_sz; j++) {
4349 char ostname[MAX_OBD_NAME + 1];
4351 if (!cmds[j].ostname) {
4352 snprintf(ostname, MAX_OBD_NAME,
4354 ostname[MAX_OBD_NAME] = '\0';
4355 check_and_complete_ostname(
4361 check_pool_cmd_result(cmd, fsname,
4369 if (ostnames_buf != NULL)
4385 #ifdef HAVE_SERVER_SUPPORT
4386 static const char *barrier_status2name(enum barrier_status status)
4391 case BS_FREEZING_P1:
4392 return "freezing_p1";
4393 case BS_FREEZING_P2:
4394 return "freezing_p2";
4412 int jt_barrier_freeze(int argc, char **argv)
4414 struct obd_ioctl_data data;
4415 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
4416 struct barrier_ctl bc;
4419 if (argc < 2 || argc > 3)
4422 memset(&data, 0, sizeof(data));
4423 rc = data.ioc_dev = get_mgs_device();
4427 memset(&bc, 0, sizeof(bc));
4428 bc.bc_version = BARRIER_VERSION_V1;
4429 bc.bc_cmd = BC_FREEZE;
4431 bc.bc_timeout = atoi(argv[2]);
4432 if (bc.bc_timeout == 0)
4433 bc.bc_timeout = BARRIER_TIMEOUT_DEFAULT;
4435 if (strlen(argv[1]) > 8) {
4436 fprintf(stderr, "%s: fsname name %s is too long. "
4437 "It should not exceed 8.\n", argv[0], argv[1]);
4441 strncpy(bc.bc_name, argv[1], sizeof(bc.bc_name));
4442 data.ioc_inlbuf1 = (char *)&bc;
4443 data.ioc_inllen1 = sizeof(bc);
4444 memset(buf, 0, sizeof(rawbuf));
4445 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4447 fprintf(stderr, "Fail to pack ioctl data: rc = %d.\n", rc);
4451 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_BARRIER, buf);
4453 fprintf(stderr, "Fail to freeze barrier for %s: %s\n",
4454 argv[1], strerror(errno));
4459 int jt_barrier_thaw(int argc, char **argv)
4461 struct obd_ioctl_data data;
4462 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
4463 struct barrier_ctl bc;
4469 memset(&data, 0, sizeof(data));
4470 rc = data.ioc_dev = get_mgs_device();
4474 memset(&bc, 0, sizeof(bc));
4475 bc.bc_version = BARRIER_VERSION_V1;
4476 bc.bc_cmd = BC_THAW;
4478 if (strlen(argv[1]) > 8) {
4479 fprintf(stderr, "fsname name %s is too long. "
4480 "It should not exceed 8.\n", argv[1]);
4484 strncpy(bc.bc_name, argv[1], sizeof(bc.bc_name));
4485 data.ioc_inlbuf1 = (char *)&bc;
4486 data.ioc_inllen1 = sizeof(bc);
4487 memset(buf, 0, sizeof(rawbuf));
4488 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4490 fprintf(stderr, "Fail to pack ioctl data: rc = %d.\n", rc);
4494 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_BARRIER, buf);
4496 fprintf(stderr, "Fail to thaw barrier for %s: %s\n",
4497 argv[1], strerror(errno));
4502 int __jt_barrier_stat(const char *fsname, struct barrier_ctl *bc)
4504 struct obd_ioctl_data data;
4505 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
4508 memset(&data, 0, sizeof(data));
4509 rc = data.ioc_dev = get_mgs_device();
4513 memset(bc, 0, sizeof(*bc));
4514 bc->bc_version = BARRIER_VERSION_V1;
4515 bc->bc_cmd = BC_STAT;
4516 strncpy(bc->bc_name, fsname, sizeof(bc->bc_name));
4517 data.ioc_inlbuf1 = (char *)bc;
4518 data.ioc_inllen1 = sizeof(*bc);
4519 memset(buf, 0, sizeof(rawbuf));
4520 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4522 fprintf(stderr, "Fail to pack ioctl data: rc = %d.\n", rc);
4526 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_BARRIER, buf);
4528 fprintf(stderr, "Fail to query barrier for %s: %s\n",
4529 fsname, strerror(errno));
4531 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
4536 int jt_barrier_stat(int argc, char **argv)
4538 struct barrier_ctl bc;
4539 static struct option long_opt_barrier_stat[] = {
4543 .has_arg = no_argument,
4547 .has_arg = no_argument,
4558 bool timeout = false;
4560 while ((opt = getopt_long(argc, argv, "st", long_opt_barrier_stat,
4577 name = argv[optind];
4578 if (strlen(name) > 8) {
4579 fprintf(stderr, "fsname name %s is too long. "
4580 "It should not exceed 8.\n", name);
4584 rc = __jt_barrier_stat(name, &bc);
4586 if (state && !timeout)
4587 printf("%s\n", barrier_status2name(bc.bc_status));
4588 else if (timeout && !state)
4590 (bc.bc_status == BS_FREEZING_P1 ||
4591 bc.bc_status == BS_FREEZING_P2 ||
4592 bc.bc_status == BS_FROZEN) ?
4595 printf("state: %s\ntimeout: %d seconds\n",
4596 barrier_status2name(bc.bc_status),
4597 (bc.bc_status == BS_FREEZING_P1 ||
4598 bc.bc_status == BS_FREEZING_P2 ||
4599 bc.bc_status == BS_FROZEN) ?
4606 int jt_barrier_rescan(int argc, char **argv)
4608 struct obd_ioctl_data data;
4609 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
4610 struct barrier_ctl bc;
4613 if (argc < 2 || argc > 3)
4616 memset(&data, 0, sizeof(data));
4617 rc = data.ioc_dev = get_mgs_device();
4621 memset(&bc, 0, sizeof(bc));
4622 bc.bc_version = BARRIER_VERSION_V1;
4623 bc.bc_cmd = BC_RESCAN;
4625 bc.bc_timeout = atoi(argv[2]);
4626 if (bc.bc_timeout == 0)
4627 bc.bc_timeout = BARRIER_TIMEOUT_DEFAULT;
4629 if (strlen(argv[1]) > 8) {
4630 fprintf(stderr, "fsname name %s is too long. "
4631 "It should not exceed 8.\n", argv[1]);
4635 strncpy(bc.bc_name, argv[1], sizeof(bc.bc_name));
4636 data.ioc_inlbuf1 = (char *)&bc;
4637 data.ioc_inllen1 = sizeof(bc);
4638 memset(buf, 0, sizeof(rawbuf));
4639 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4641 fprintf(stderr, "Fail to pack ioctl data: rc = %d.\n", rc);
4645 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_BARRIER, buf);
4647 fprintf(stderr, "Fail to rescan barrier bitmap for %s: %s\n",
4648 argv[1], strerror(errno));
4650 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
4651 printf("%u of %u MDT(s) in the filesystem %s are inactive\n",
4652 bc.bc_absence, bc.bc_total, argv[1]);
4657 #endif /* HAVE_SERVER_SUPPORT */
4659 int jt_get_obj_version(int argc, char **argv)
4662 struct obd_ioctl_data data;
4663 __u64 version, id = ULLONG_MAX, group = ULLONG_MAX;
4664 char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf, *fidstr;
4667 while ((c = getopt(argc, argv, "i:g:")) != -1) {
4670 id = strtoull(optarg, NULL, 0);
4673 group = strtoull(optarg, NULL, 0);
4683 if (!(id != ULLONG_MAX && group != ULLONG_MAX && argc == 0) &&
4684 !(id == ULLONG_MAX && group == ULLONG_MAX && argc == 1))
4687 memset(&data, 0, sizeof data);
4688 data.ioc_dev = cur_device;
4691 while (*fidstr == '[')
4693 sscanf(fidstr, SFID, RFID(&fid));
4695 data.ioc_inlbuf1 = (char *) &fid;
4696 data.ioc_inllen1 = sizeof fid;
4698 data.ioc_inlbuf3 = (char *) &id;
4699 data.ioc_inllen3 = sizeof id;
4700 data.ioc_inlbuf4 = (char *) &group;
4701 data.ioc_inllen4 = sizeof group;
4703 data.ioc_inlbuf2 = (char *) &version;
4704 data.ioc_inllen2 = sizeof version;
4706 memset(buf, 0, sizeof *buf);
4707 rc = llapi_ioctl_pack(&data, &buf, sizeof rawbuf);
4709 fprintf(stderr, "error: %s: packing ioctl arguments: %s\n",
4710 jt_cmdname(argv[0]), strerror(-rc));
4714 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GET_OBJ_VERSION, buf);
4716 fprintf(stderr, "error: %s: ioctl: %s\n",
4717 jt_cmdname(argv[0]), strerror(errno));
4721 llapi_ioctl_unpack(&data, buf, sizeof rawbuf);
4722 printf("%#jx\n", (uintmax_t)version);
4726 int jt_changelog_register(int argc, char **argv)
4728 struct obd_ioctl_data data = { 0 };
4729 char rawbuf[MAX_IOC_BUFLEN] = "";
4731 char *device = lcfg_get_devname();
4732 bool print_name_only = false;
4739 while ((c = getopt(argc, argv, "hn")) >= 0) {
4742 print_name_only = true;
4750 if (cur_device < 0 || device == NULL)
4753 data.ioc_dev = cur_device;
4755 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4757 fprintf(stderr, "error: %s: cannot pack ioctl: %s\n",
4758 jt_cmdname(argv[0]), strerror(-rc));
4762 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CHANGELOG_REG, buf);
4765 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
4770 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
4772 if (data.ioc_u32_1 == 0) {
4773 fprintf(stderr, "received invalid userid!\n");
4777 if (print_name_only)
4778 printf("%s%u\n", CHANGELOG_USER_PREFIX, data.ioc_u32_1);
4780 printf("%s: Registered changelog userid '%s%u'\n",
4781 device, CHANGELOG_USER_PREFIX, data.ioc_u32_1);
4786 int jt_changelog_deregister(int argc, char **argv)
4788 struct obd_ioctl_data data = { 0 };
4789 char rawbuf[MAX_IOC_BUFLEN] = "";
4791 char *device = lcfg_get_devname();
4795 if (argc != 2 || cur_device < 0 || device == NULL)
4798 rc = sscanf(argv[1], CHANGELOG_USER_PREFIX"%d", &id);
4799 if (rc != 1 || id <= 0) {
4801 "error: %s: expected id of the form %s<num> got '%s'\n",
4802 jt_cmdname(argv[0]), CHANGELOG_USER_PREFIX, argv[1]);
4806 data.ioc_dev = cur_device;
4807 data.ioc_u32_1 = id;
4809 rc = llapi_ioctl_pack(&data, &buf, sizeof(rawbuf));
4811 fprintf(stderr, "error: %s: invalid ioctl\n",
4812 jt_cmdname(argv[0]));
4816 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CHANGELOG_DEREG, buf);
4818 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
4819 strerror(rc = errno));
4823 llapi_ioctl_unpack(&data, buf, sizeof(rawbuf));
4824 printf("%s: Deregistered changelog user '%s%u'\n",
4825 device, CHANGELOG_USER_PREFIX, data.ioc_u32_1);