1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2002 Cluster File Systems, Inc.
5 * Author: Peter J. Braam <braam@clusterfs.com>
6 * Author: Phil Schwan <phil@clusterfs.com>
7 * Author: Andreas Dilger <adilger@clusterfs.com>
8 * Author: Robert Read <rread@clusterfs.com>
10 * This file is part of Lustre, http://www.lustre.org.
12 * Lustre is free software; you can redistribute it and/or
13 * modify it under the terms of version 2 of the GNU General Public
14 * License as published by the Free Software Foundation.
16 * Lustre is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with Lustre; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include <sys/ioctl.h>
30 #include <sys/socket.h>
31 #include <sys/types.h>
41 #include <obd.h> /* for struct lov_stripe_md */
42 #include <lustre/lustre_build_version.h>
51 #ifdef HAVE_ASM_PAGE_H
52 #include <asm/page.h> /* needed for PAGE_SIZE - rread */
55 #include <obd_class.h>
56 #include <lnet/lnetctl.h>
61 #define MAX_STRING_SIZE 128
62 #define DEVICES_LIST "/proc/fs/lustre/devices"
69 #define MAX_THREADS 1024
72 __u64 counters[MAX_THREADS];
73 __u64 offsets[MAX_THREADS];
81 static struct shared_data *shared_data;
82 static __u64 counter_snapshot[2][MAX_THREADS];
83 static int prev_valid;
84 static struct timeval prev_time;
89 const int nthreads = 1;
92 static char rawbuf[8192];
93 static char *buf = rawbuf;
94 static int max = sizeof(rawbuf);
96 static int cur_device = -1;
98 #define MAX_STRIPES 170
99 struct lov_oinfo lov_oinfos[MAX_STRIPES];
102 struct lov_stripe_md lsm;
103 struct lov_oinfo *ptrs[MAX_STRIPES];
106 static int l2_ioctl(int dev_id, int opc, void *buf)
108 return l_ioctl(dev_id, opc, buf);
111 #define IOC_INIT(data) \
113 memset(&data, 0, sizeof(data)); \
114 data.ioc_dev = cur_device; \
117 #define IOC_PACK(func, data) \
119 memset(buf, 0, sizeof(rawbuf)); \
120 if (obd_ioctl_pack(&data, &buf, max)) { \
121 fprintf(stderr, "error: %s: invalid ioctl\n", \
127 #define IOC_UNPACK(func, data) \
129 if (obd_ioctl_unpack(&data, buf, max)) { \
130 fprintf(stderr, "error: %s: invalid reply\n", \
136 int lcfg_ioctl(char * func, int dev_id, struct lustre_cfg *lcfg)
138 struct obd_ioctl_data data;
142 data.ioc_type = LUSTRE_CFG_TYPE;
143 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
145 data.ioc_pbuf1 = (void *)lcfg;
146 IOC_PACK(func, data);
148 rc = l_ioctl(dev_id, OBD_IOC_PROCESS_CFG, buf);
153 static int do_device(char *func, char *devname);
155 int lcfg_mgs_ioctl(char *func, int dev_id, struct lustre_cfg *lcfg)
157 struct obd_ioctl_data data;
158 static int mgs_device = -1;
162 /* Always operates on MGS dev */
163 if (mgs_device == -1) {
164 do_disconnect(NULL, 1);
165 rc = do_device("mgsioc", mgs);
170 mgs_device = cur_device;
174 data.ioc_dev = mgs_device;
175 data.ioc_type = LUSTRE_CFG_TYPE;
176 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
178 data.ioc_pbuf1 = (void *)lcfg;
179 IOC_PACK(func, data);
181 rc = l_ioctl(dev_id, OBD_IOC_PARAM, buf);
184 fprintf(stderr, "Is the MGS running on this node?\n");
186 fprintf(stderr, "Make sure cfg_device is set first.\n");
188 fprintf(stderr, "cfg_device should be of the form "
189 "'lustre-MDT0000'\n");
194 char *obdo_print(struct obdo *obd)
198 sprintf(buf, "id: "LPX64"\ngrp: "LPX64"\natime: "LPU64"\nmtime: "LPU64
199 "\nctime: "LPU64"\nsize: "LPU64"\nblocks: "LPU64
200 "\nblksize: %u\nmode: %o\nuid: %d\ngid: %d\nflags: %x\n"
201 "misc: %x\nnlink: %d,\nvalid "LPX64"\n",
202 obd->o_id, obd->o_gr, obd->o_atime, obd->o_mtime, obd->o_ctime,
203 obd->o_size, obd->o_blocks, obd->o_blksize, obd->o_mode,
204 obd->o_uid, obd->o_gid, obd->o_flags, obd->o_misc,
205 obd->o_nlink, obd->o_valid);
210 #define BAD_VERBOSE (-999999999)
212 #define N2D_OFF 0x100 /* So we can tell between error codes and devices */
214 static int do_name2dev(char *func, char *name)
216 struct obd_ioctl_data data;
221 data.ioc_inllen1 = strlen(name) + 1;
222 data.ioc_inlbuf1 = name;
224 IOC_PACK(func, data);
225 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NAME2DEV, buf);
228 IOC_UNPACK(func, data);
230 return data.ioc_dev + N2D_OFF;
234 * resolve a device name to a device number.
235 * supports a number, $name or %uuid.
237 int parse_devname(char *func, char *name)
244 if (isdigit(name[0])) {
245 ret = strtoul(name, NULL, 0);
247 if (name[0] == '$' || name[0] == '%')
249 rc = do_name2dev(func, name);
252 // printf("Name %s is device %d\n", name, ret);
254 fprintf(stderr, "No device found for name %s: %s\n",
262 reset_lsmb (struct lsm_buffer *lsmb)
264 memset (&lsmb->lsm, 0, sizeof (lsmb->lsm));
265 memset(lov_oinfos, 0, sizeof(lov_oinfos));
266 lsmb->lsm.lsm_magic = LOV_MAGIC;
270 parse_lsm (struct lsm_buffer *lsmb, char *string)
272 struct lov_stripe_md *lsm = &lsmb->lsm;
277 * object_id[=size#count[@offset:id]*]
282 lsm->lsm_object_id = strtoull (string, &end, 0);
294 lsm->lsm_stripe_size = strtoul (string, &end, 0);
303 lsm->lsm_stripe_count = strtoul (string, &end, 0);
308 if (*string == 0) /* don't have to specify obj ids */
311 for (i = 0; i < lsm->lsm_stripe_count; i++) {
315 lsm->lsm_oinfo[i]->loi_ost_idx = strtoul(string, &end, 0);
319 lsm->lsm_oinfo[i]->loi_id = strtoull(string, &end, 0);
329 char *jt_cmdname(char *func)
331 static char buf[512];
334 sprintf(buf, "%s-%d", func, thread);
341 #define difftime(a, b) \
342 ((a)->tv_sec - (b)->tv_sec + \
343 ((a)->tv_usec - (b)->tv_usec) / 1000000.0)
345 static int be_verbose(int verbose, struct timeval *next_time,
346 __u64 num, __u64 *next_num, int num_total)
353 if (next_time != NULL)
354 gettimeofday(&now, NULL);
356 /* A positive verbosity means to print every X iterations */
357 if (verbose > 0 && (num >= *next_num || num >= num_total)) {
358 *next_num += verbose;
360 next_time->tv_sec = now.tv_sec - verbose;
361 next_time->tv_usec = now.tv_usec;
366 /* A negative verbosity means to print at most each X seconds */
367 if (verbose < 0 && next_time != NULL &&
368 difftime(&now, next_time) >= 0.0){
369 next_time->tv_sec = now.tv_sec - verbose;
370 next_time->tv_usec = now.tv_usec;
378 static int get_verbose(char *func, const char *arg)
383 if (!arg || arg[0] == 'v')
385 else if (arg[0] == 's' || arg[0] == 'q')
388 verbose = (int)strtoul(arg, &end, 0);
390 fprintf(stderr, "error: %s: bad verbose option '%s'\n",
391 jt_cmdname(func), arg);
397 printf("Print status every %d seconds\n", -verbose);
398 else if (verbose == 1)
399 printf("Print status every operation\n");
400 else if (verbose > 1)
401 printf("Print status every %d operations\n", verbose);
406 int do_disconnect(char *func, int verbose)
408 lcfg_set_devname(NULL);
414 static void shmem_setup(void)
416 /* Create new segment */
417 int shmid = shmget(IPC_PRIVATE, sizeof(*shared_data), 0600);
420 fprintf(stderr, "Can't create shared data: %s\n",
425 /* Attatch to new segment */
426 shared_data = (struct shared_data *)shmat(shmid, NULL, 0);
428 if (shared_data == (struct shared_data *)(-1)) {
429 fprintf(stderr, "Can't attach shared data: %s\n",
435 /* Mark segment as destroyed, so it will disappear when we exit.
436 * Forks will inherit attached segments, so we should be OK.
438 if (shmctl(shmid, IPC_RMID, NULL) == -1) {
439 fprintf(stderr, "Can't destroy shared data: %s\n",
444 static inline void shmem_lock(void)
446 l_mutex_lock(&shared_data->mutex);
449 static inline void shmem_unlock(void)
451 l_mutex_unlock(&shared_data->mutex);
454 static inline void shmem_reset(int total_threads)
456 if (shared_data == NULL)
459 memset(shared_data, 0, sizeof(*shared_data));
460 l_mutex_init(&shared_data->mutex);
461 l_cond_init(&shared_data->cond);
462 memset(counter_snapshot, 0, sizeof(counter_snapshot));
464 shared_data->barrier = total_threads;
467 static inline void shmem_bump(void)
469 static int bumped_running;
471 if (shared_data == NULL || thread <= 0 || thread > MAX_THREADS)
475 shared_data->counters[thread - 1]++;
477 shared_data->running++;
482 static void shmem_snap(int total_threads, int live_threads)
484 struct timeval this_time;
491 if (shared_data == NULL || total_threads > MAX_THREADS)
495 memcpy(counter_snapshot[0], shared_data->counters,
496 total_threads * sizeof(counter_snapshot[0][0]));
497 running = shared_data->running;
500 gettimeofday(&this_time, NULL);
502 for (i = 0; i < total_threads; i++) {
503 long long this_count =
504 counter_snapshot[0][i] - counter_snapshot[1][i];
506 if (this_count != 0) {
512 secs = (this_time.tv_sec + this_time.tv_usec / 1000000.0) -
513 (prev_time.tv_sec + prev_time.tv_usec / 1000000.0);
516 live_threads == total_threads &&
517 secs > 0.0) /* someone screwed with the time? */
518 printf("%d/%d Total: %f/second\n", non_zero, total_threads, total / secs);
520 memcpy(counter_snapshot[1], counter_snapshot[0],
521 total_threads * sizeof(counter_snapshot[0][0]));
522 prev_time = this_time;
524 running == total_threads)
528 static void shmem_stop(void)
530 if (shared_data == NULL)
533 shared_data->stop = 1;
536 static int shmem_running(void)
538 return (shared_data == NULL ||
542 static void shmem_setup(void)
546 static inline void shmem_reset(int total_threads)
550 static inline void shmem_bump(void)
554 static void shmem_lock()
558 static void shmem_unlock()
562 static void shmem_stop(void)
566 static int shmem_running(void)
572 extern command_t cmdlist[];
574 static int do_device(char *func, char *devname)
578 dev = parse_devname(func, devname);
582 lcfg_set_devname(devname);
587 int jt_obd_get_device()
592 int jt_obd_device(int argc, char **argv)
600 printf("current device is %d - %s\n",
601 cur_device, lcfg_get_devname() ? : "not set");
604 rc = do_device("device", argv[1]);
608 int jt_opt_device(int argc, char **argv)
616 rc = do_device("device", argv[1]);
619 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
621 ret = do_disconnect(argv[0], 0);
629 static void parent_sighandler (int sig)
634 int jt_opt_threads(int argc, char **argv)
636 static char cmdstr[128];
639 struct sigaction sigact;
640 struct sigaction saveact1;
641 struct sigaction saveact2;
642 unsigned long threads;
646 int report_count = -1;
653 threads = strtoul(argv[1], &end, 0);
656 report_count = strtoul(end + 1, &end, 0);
658 if (*end || threads > MAX_THREADS) {
659 fprintf(stderr, "error: %s: invalid thread count '%s'\n",
660 jt_cmdname(argv[0]), argv[1]);
664 verbose = get_verbose(argv[0], argv[2]);
665 if (verbose == BAD_VERBOSE)
669 snprintf(cmdstr, sizeof(cmdstr), "%s", argv[4]);
670 for (i = 5; i < argc; i++)
671 snprintf(cmdstr + strlen(cmdstr), sizeof(cmdstr),
674 printf("%s: starting %ld threads on device %s running %s\n",
675 argv[0], threads, argv[3], cmdstr);
678 shmem_reset(threads);
680 sigemptyset(&sigset);
681 sigaddset(&sigset, SIGALRM);
682 sigaddset(&sigset, SIGCHLD);
683 sigprocmask(SIG_BLOCK, &sigset, &saveset);
687 for (i = 1, next_thread = verbose; i <= threads; i++) {
690 fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
691 strerror(rc = errno));
693 } else if (rc == 0) {
694 sigprocmask(SIG_SETMASK, &saveset, NULL);
697 argv[2] = "--device";
698 return jt_opt_device(argc - 2, argv + 2);
699 } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
700 printf("%s: thread #%d (PID %d) started\n",
705 if (!thread) { /* parent process */
706 int live_threads = threads;
708 sigemptyset(&sigset);
709 sigemptyset(&sigact.sa_mask);
710 sigact.sa_handler = parent_sighandler;
713 sigaction(SIGALRM, &sigact, &saveact1);
714 sigaction(SIGCHLD, &sigact, &saveact2);
716 while (live_threads > 0) {
720 if (verbose < 0) /* periodic stats */
726 while (live_threads > 0) {
727 ret = waitpid(0, &status, WNOHANG);
732 fprintf(stderr, "error: %s: wait - %s\n",
733 argv[0], strerror(errno));
739 * This is a hack. We _should_ be able
740 * to use WIFEXITED(status) to see if
741 * there was an error, but it appears
742 * to be broken and it always returns 1
745 int err = WEXITSTATUS(status);
746 if (err || WIFSIGNALED(status))
748 "%s: PID %d had rc=%d\n",
757 /* Show stats while all threads running */
759 shmem_snap(threads, live_threads);
760 if (report_count > 0 && --report_count == 0)
764 sigaction(SIGCHLD, &saveact2, NULL);
765 sigaction(SIGALRM, &saveact1, NULL);
768 sigprocmask(SIG_SETMASK, &saveset, NULL);
773 int jt_opt_threads(int argc, char **argv)
775 fprintf(stderr, "%s not-supported in a single-threaded runtime\n",
776 jt_cmdname(argv[0]));
781 int jt_opt_net(int argc, char **argv)
792 rc = jt_ptl_network (2, arg2);
795 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
800 int jt_obd_no_transno(int argc, char **argv)
802 struct obd_ioctl_data data;
810 IOC_PACK(argv[0], data);
811 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NO_TRANSNO, buf);
813 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
814 strerror(rc = errno));
819 int jt_obd_set_readonly(int argc, char **argv)
821 struct obd_ioctl_data data;
829 IOC_PACK(argv[0], data);
830 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SET_READONLY, buf);
832 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
833 strerror(rc = errno));
838 int jt_obd_abort_recovery(int argc, char **argv)
840 struct obd_ioctl_data data;
848 IOC_PACK(argv[0], data);
849 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_ABORT_RECOVERY, buf);
851 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
852 strerror(rc = errno));
857 int jt_get_version(int argc, char **argv)
861 struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
866 memset(buf, 0, sizeof(buf));
867 data->ioc_version = OBD_IOCTL_VERSION;
868 data->ioc_inllen1 = sizeof(buf) - size_round(sizeof(*data));
869 data->ioc_inlbuf1 = buf + size_round(sizeof(*data));
870 data->ioc_len = obd_ioctl_packlen(data);
872 rc = l2_ioctl(OBD_DEV_ID, OBD_GET_VERSION, buf);
874 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
875 strerror(rc = errno));
877 printf("Lustre version: %s\n", data->ioc_bulk);
880 printf("lctl version: %s\n", BUILD_VERSION);
885 * Print an obd device line with the ost_conn_uuid inserted, if the obd
888 static void print_obd_line(char *s)
890 char buf[MAX_STRING_SIZE];
891 char obd_name[MAX_OBD_NAME];
895 if (sscanf(s, " %*d %*s osc %s %*s %*d ", obd_name) == 0)
897 snprintf(buf, sizeof(buf),
898 "/proc/fs/lustre/osc/%s/ost_conn_uuid", obd_name);
899 if ((fp = fopen(buf, "r")) == NULL)
904 if (sscanf(s, " %*d %*s mdc %s %*s %*d ", obd_name) == 0)
906 snprintf(buf, sizeof(buf),
907 "/proc/fs/lustre/mdc/%s/mds_conn_uuid", obd_name);
908 if ((fp = fopen(buf, "r")) == NULL)
912 fgets(buf, sizeof(buf), fp);
915 /* trim trailing newlines */
916 ptr = strrchr(buf, '\n');
917 if (ptr) *ptr = '\0';
918 ptr = strrchr(s, '\n');
919 if (ptr) *ptr = '\0';
921 printf("%s %s\n", s, buf);
929 /* get device list by ioctl */
930 int jt_obd_list_ioctl(int argc, char **argv)
934 struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
938 /* Just ignore a -t option. Only supported with /proc. */
939 else if (argc == 2 && strcmp(argv[1], "-t") != 0)
942 for (index = 0;; index++) {
943 memset(buf, 0, sizeof(buf));
944 data->ioc_version = OBD_IOCTL_VERSION;
945 data->ioc_inllen1 = sizeof(buf) - size_round(sizeof(*data));
946 data->ioc_inlbuf1 = buf + size_round(sizeof(*data));
947 data->ioc_len = obd_ioctl_packlen(data);
948 data->ioc_count = index;
950 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETDEVICE, buf);
953 printf("%s\n", (char *)data->ioc_bulk);
957 /* no device or the last device */
960 fprintf(stderr, "Error getting device list: %s: "
967 int jt_obd_list(int argc, char **argv)
970 char buf[MAX_STRING_SIZE];
976 else if (argc == 2) {
977 if (strcmp(argv[1], "-t") == 0)
983 fp = fopen(DEVICES_LIST, "r");
985 fprintf(stderr, "error: %s: %s opening "DEVICES_LIST"\n",
986 jt_cmdname(argv[0]), strerror(rc = errno));
987 return jt_obd_list_ioctl(argc, argv);
990 while (fgets(buf, sizeof(buf), fp) != NULL)
1003 /* Create one or more objects, arg[4] may describe stripe meta-data. If
1004 * not, defaults assumed. This echo-client instance stashes the stripe
1005 * object ids. Use get_stripe on this node to print full lsm and
1006 * set_stripe on another node to cut/paste between nodes.
1008 /* create <count> [<file_create_mode>] [q|v|# verbosity] [striping] */
1009 int jt_obd_create(int argc, char **argv)
1011 struct obd_ioctl_data data;
1012 struct timeval next_time;
1013 __u64 count = 1, next_count, base_id = 0;
1014 int verbose = 1, mode = 0100644, rc = 0, i, valid_lsm = 0;
1018 if (argc < 2 || argc > 5)
1021 count = strtoull(argv[1], &end, 0);
1023 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1024 jt_cmdname(argv[0]), argv[1]);
1029 mode = strtoul(argv[2], &end, 0);
1031 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1032 jt_cmdname(argv[0]), argv[2]);
1035 if (!(mode & S_IFMT))
1040 verbose = get_verbose(argv[0], argv[3]);
1041 if (verbose == BAD_VERBOSE)
1046 reset_lsmb (&lsm_buffer); /* will set default */
1048 rc = parse_lsm (&lsm_buffer, argv[4]);
1050 fprintf(stderr, "error: %s: invalid lsm '%s'\n",
1051 jt_cmdname(argv[0]), argv[4]);
1054 base_id = lsm_buffer.lsm.lsm_object_id;
1058 printf("%s: "LPD64" objects\n", jt_cmdname(argv[0]), count);
1059 gettimeofday(&next_time, NULL);
1060 next_time.tv_sec -= verbose;
1062 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1063 data.ioc_obdo1.o_mode = mode;
1064 data.ioc_obdo1.o_id = base_id;
1065 data.ioc_obdo1.o_uid = 0;
1066 data.ioc_obdo1.o_gid = 0;
1067 data.ioc_obdo1.o_valid = OBD_MD_FLTYPE | OBD_MD_FLMODE |
1068 OBD_MD_FLID | OBD_MD_FLUID | OBD_MD_FLGID;
1071 data.ioc_plen1 = sizeof lsm_buffer;
1072 data.ioc_pbuf1 = (char *)&lsm_buffer;
1075 IOC_PACK(argv[0], data);
1076 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CREATE, buf);
1077 IOC_UNPACK(argv[0], data);
1080 fprintf(stderr, "error: %s: #%d - %s\n",
1081 jt_cmdname(argv[0]), i, strerror(rc = errno));
1084 if (!(data.ioc_obdo1.o_valid & OBD_MD_FLID)) {
1085 fprintf(stderr,"error: %s: oid not valid #%d:"LPX64"\n",
1086 jt_cmdname(argv[0]), i, data.ioc_obdo1.o_valid);
1091 if (be_verbose(verbose, &next_time, i, &next_count, count))
1092 printf("%s: #%d is object id "LPX64"\n",
1093 jt_cmdname(argv[0]), i, data.ioc_obdo1.o_id);
1098 int jt_obd_setattr(int argc, char **argv)
1100 struct obd_ioctl_data data;
1108 data.ioc_obdo1.o_id = strtoull(argv[1], &end, 0);
1110 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1111 jt_cmdname(argv[0]), argv[1]);
1114 data.ioc_obdo1.o_mode = S_IFREG | strtoul(argv[2], &end, 0);
1116 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1117 jt_cmdname(argv[0]), argv[2]);
1120 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1122 IOC_PACK(argv[0], data);
1123 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, buf);
1125 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1126 strerror(rc = errno));
1131 int jt_obd_test_setattr(int argc, char **argv)
1133 struct obd_ioctl_data data;
1134 struct timeval start, next_time;
1135 __u64 i, count, next_count;
1141 if (argc < 2 || argc > 4)
1145 count = strtoull(argv[1], &end, 0);
1147 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1148 jt_cmdname(argv[0]), argv[1]);
1153 verbose = get_verbose(argv[0], argv[2]);
1154 if (verbose == BAD_VERBOSE)
1159 if (argv[3][0] == 't') {
1160 objid = strtoull(argv[3] + 1, &end, 0);
1162 objid += thread - 1;
1164 objid = strtoull(argv[3], &end, 0);
1166 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1167 jt_cmdname(argv[0]), argv[3]);
1172 gettimeofday(&start, NULL);
1173 next_time.tv_sec = start.tv_sec - verbose;
1174 next_time.tv_usec = start.tv_usec;
1176 printf("%s: setting "LPD64" attrs (objid "LPX64"): %s",
1177 jt_cmdname(argv[0]), count, objid, ctime(&start.tv_sec));
1179 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1180 data.ioc_obdo1.o_id = objid;
1181 data.ioc_obdo1.o_mode = S_IFREG;
1182 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1183 IOC_PACK(argv[0], data);
1184 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, &data);
1187 fprintf(stderr, "error: %s: #"LPD64" - %d:%s\n",
1188 jt_cmdname(argv[0]), i, errno, strerror(rc = errno));
1192 (verbose, &next_time, i, &next_count, count))
1193 printf("%s: set attr #"LPD64"\n",
1194 jt_cmdname(argv[0]), i);
1202 gettimeofday(&end, NULL);
1204 diff = difftime(&end, &start);
1208 printf("%s: "LPD64" attrs in %.3fs (%.3f attr/s): %s",
1209 jt_cmdname(argv[0]), i, diff, i / diff,
1210 ctime(&end.tv_sec));
1215 int jt_obd_destroy(int argc, char **argv)
1217 struct obd_ioctl_data data;
1218 struct timeval next_time;
1219 __u64 count = 1, next_count;
1226 if (argc < 2 || argc > 4)
1229 id = strtoull(argv[1], &end, 0);
1230 if (*end || id == 0 || errno != 0) {
1231 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1232 jt_cmdname(argv[0]), argv[1]);
1236 count = strtoull(argv[2], &end, 0);
1239 "error: %s: invalid iteration count '%s'\n",
1240 jt_cmdname(argv[0]), argv[2]);
1246 verbose = get_verbose(argv[0], argv[3]);
1247 if (verbose == BAD_VERBOSE)
1251 printf("%s: "LPD64" objects\n", jt_cmdname(argv[0]), count);
1252 gettimeofday(&next_time, NULL);
1253 next_time.tv_sec -= verbose;
1255 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++, id++) {
1256 data.ioc_obdo1.o_id = id;
1257 data.ioc_obdo1.o_mode = S_IFREG | 0644;
1258 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLMODE;
1260 IOC_PACK(argv[0], data);
1261 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_DESTROY, buf);
1262 IOC_UNPACK(argv[0], data);
1265 fprintf(stderr, "error: %s: objid "LPX64": %s\n",
1266 jt_cmdname(argv[0]), id, strerror(rc = errno));
1270 if (be_verbose(verbose, &next_time, i, &next_count, count))
1271 printf("%s: #%d is object id "LPX64"\n",
1272 jt_cmdname(argv[0]), i, id);
1278 int jt_obd_getattr(int argc, char **argv)
1280 struct obd_ioctl_data data;
1288 data.ioc_obdo1.o_id = strtoull(argv[1], &end, 0);
1290 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1291 jt_cmdname(argv[0]), argv[1]);
1294 /* to help obd filter */
1295 data.ioc_obdo1.o_mode = 0100644;
1296 data.ioc_obdo1.o_valid = 0xffffffff;
1297 printf("%s: object id "LPX64"\n", jt_cmdname(argv[0]),data.ioc_obdo1.o_id);
1299 IOC_PACK(argv[0], data);
1300 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, buf);
1301 IOC_UNPACK(argv[0], data);
1303 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1304 strerror(rc = errno));
1306 printf("%s: object id "LPX64", mode %o\n", jt_cmdname(argv[0]),
1307 data.ioc_obdo1.o_id, data.ioc_obdo1.o_mode);
1312 int jt_obd_test_getattr(int argc, char **argv)
1314 struct obd_ioctl_data data;
1315 struct timeval start, next_time;
1316 __u64 i, count, next_count;
1322 if (argc < 2 || argc > 4)
1326 count = strtoull(argv[1], &end, 0);
1328 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1329 jt_cmdname(argv[0]), argv[1]);
1334 verbose = get_verbose(argv[0], argv[2]);
1335 if (verbose == BAD_VERBOSE)
1340 if (argv[3][0] == 't') {
1341 objid = strtoull(argv[3] + 1, &end, 0);
1343 objid += thread - 1;
1345 objid = strtoull(argv[3], &end, 0);
1347 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1348 jt_cmdname(argv[0]), argv[3]);
1353 gettimeofday(&start, NULL);
1354 next_time.tv_sec = start.tv_sec - verbose;
1355 next_time.tv_usec = start.tv_usec;
1357 printf("%s: getting "LPD64" attrs (objid "LPX64"): %s",
1358 jt_cmdname(argv[0]), count, objid, ctime(&start.tv_sec));
1360 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1361 data.ioc_obdo1.o_id = objid;
1362 data.ioc_obdo1.o_mode = S_IFREG;
1363 data.ioc_obdo1.o_valid = 0xffffffff;
1364 IOC_PACK(argv[0], data);
1365 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, &data);
1368 fprintf(stderr, "error: %s: #"LPD64" - %d:%s\n",
1369 jt_cmdname(argv[0]), i, errno, strerror(rc = errno));
1373 (verbose, &next_time, i, &next_count, count))
1374 printf("%s: got attr #"LPD64"\n",
1375 jt_cmdname(argv[0]), i);
1383 gettimeofday(&end, NULL);
1385 diff = difftime(&end, &start);
1389 printf("%s: "LPD64" attrs in %.3fs (%.3f attr/s): %s",
1390 jt_cmdname(argv[0]), i, diff, i / diff,
1391 ctime(&end.tv_sec));
1396 /* test_brw <cnt> count
1397 <r|w[r(repeat)x(noverify)]> mode
1398 <q|v|#(print interval)> verbosity
1399 <npages[+offset]> blocksize
1400 <[[<interleave_threads>]t(inc obj by thread#)]obj> object
1401 [p|g<args>] batch */
1402 int jt_obd_test_brw(int argc, char **argv)
1404 struct obd_ioctl_data data;
1405 struct timeval start, next_time;
1406 __u64 count, next_count, len, stride, thr_offset = 0, objid = 3;
1407 int write = 0, verbose = 1, cmd, i, rc = 0, pages = 1;
1408 int offset_pages = 0;
1410 int repeat_offset = 0;
1411 unsigned long long ull;
1412 int nthr_per_obj = 0;
1417 if (argc < 2 || argc > 7) {
1418 fprintf(stderr, "error: %s: bad number of arguments: %d\n",
1419 jt_cmdname(argv[0]), argc);
1423 count = strtoull(argv[1], &end, 0);
1425 fprintf(stderr, "error: %s: bad iteration count '%s'\n",
1426 jt_cmdname(argv[0]), argv[1]);
1431 if (argv[2][0] == 'w' || argv[2][0] == '1')
1433 /* else it's a read */
1435 if (argv[2][0] != 0)
1436 for (i = 1; argv[2][i] != 0; i++)
1437 switch (argv[2][i]) {
1447 fprintf (stderr, "Can't parse cmd '%s'\n",
1454 verbose = get_verbose(argv[0], argv[3]);
1455 if (verbose == BAD_VERBOSE)
1460 pages = strtoul(argv[4], &end, 0);
1463 offset_pages = strtoul(end + 1, &end, 0);
1466 offset_pages < 0 || offset_pages >= pages) {
1467 fprintf(stderr, "error: %s: bad npages[+offset] parameter '%s'\n",
1468 jt_cmdname(argv[0]), argv[4]);
1475 (n = strtol(argv[5], &end, 0)) > 0 &&
1477 (ull = strtoull(end + 1, &end, 0)) > 0 &&
1481 } else if (thread &&
1482 argv[5][0] == 't') {
1484 objid = strtoull(argv[5] + 1, &end, 0);
1487 objid = strtoull(argv[5], &end, 0);
1490 fprintf(stderr, "error: %s: bad objid '%s'\n",
1491 jt_cmdname(argv[0]), argv[5]);
1498 /* communicate the 'type' of brw test and batching to echo_client.
1499 * don't start. we'd love to refactor this lctl->echo_client
1501 data.ioc_pbuf1 = (void *)1;
1505 switch(argv[6][0]) {
1506 case 'g': /* plug and unplug */
1507 data.ioc_pbuf1 = (void *)2;
1508 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
1511 case 'p': /* prep and commit */
1512 data.ioc_pbuf1 = (void *)3;
1513 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
1517 fprintf(stderr, "error: %s: batching '%s' "
1518 "needs to specify 'p' or 'g'\n",
1519 jt_cmdname(argv[0]), argv[6]);
1524 fprintf(stderr, "error: %s: bad batching '%s'\n",
1525 jt_cmdname(argv[0]), argv[6]);
1528 data.ioc_plen1 *= getpagesize();
1531 len = pages * getpagesize();
1532 thr_offset = offset_pages * getpagesize();
1538 if (nthr_per_obj != 0) {
1539 /* threads interleave */
1540 obj_idx = (thread - 1)/nthr_per_obj;
1542 stride *= nthr_per_obj;
1544 shared_data->offsets[obj_idx] = stride + thr_offset;
1545 thr_offset += ((thread - 1) % nthr_per_obj) * len;
1547 /* threads disjoint */
1548 thr_offset += (thread - 1) * len;
1551 shared_data->barrier--;
1552 if (shared_data->barrier == 0)
1553 l_cond_broadcast(&shared_data->cond);
1555 l_cond_wait(&shared_data->cond,
1556 &shared_data->mutex);
1562 data.ioc_obdo1.o_id = objid;
1563 data.ioc_obdo1.o_mode = S_IFREG;
1564 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE | OBD_MD_FLFLAGS;
1565 data.ioc_obdo1.o_flags = (verify ? OBD_FL_DEBUG_CHECK : 0);
1566 data.ioc_count = len;
1567 data.ioc_offset = (repeat_offset ? 0 : thr_offset);
1569 gettimeofday(&start, NULL);
1570 next_time.tv_sec = start.tv_sec - verbose;
1571 next_time.tv_usec = start.tv_usec;
1574 printf("%s: %s "LPU64"x%d pages (obj "LPX64", off "LPU64"): %s",
1575 jt_cmdname(argv[0]), write ? "writing" : "reading", count,
1576 pages, objid, data.ioc_offset, ctime(&start.tv_sec));
1578 cmd = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
1579 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1580 data.ioc_obdo1.o_valid &= ~(OBD_MD_FLBLOCKS|OBD_MD_FLGRANT);
1581 IOC_PACK(argv[0], data);
1582 rc = l2_ioctl(OBD_DEV_ID, cmd, buf);
1585 fprintf(stderr, "error: %s: #%d - %s on %s\n",
1586 jt_cmdname(argv[0]), i, strerror(rc = errno),
1587 write ? "write" : "read");
1589 } else if (be_verbose(verbose, &next_time,i, &next_count,count)) {
1591 printf("%s: %s number %d @ "LPD64":"LPU64" for %d\n",
1592 jt_cmdname(argv[0]), write ? "write" : "read", i,
1593 data.ioc_obdo1.o_id, data.ioc_offset,
1594 (int)(pages * getpagesize()));
1598 if (!repeat_offset) {
1600 if (stride == len) {
1601 data.ioc_offset += stride;
1602 } else if (i < count) {
1604 data.ioc_offset = shared_data->offsets[obj_idx];
1605 shared_data->offsets[obj_idx] += len;
1609 data.ioc_offset += len;
1610 obj_idx = 0; /* avoids an unused var warning */
1619 gettimeofday(&end, NULL);
1621 diff = difftime(&end, &start);
1625 printf("%s: %s %dx%d pages in %.3fs (%.3f MB/s): %s",
1626 jt_cmdname(argv[0]), write ? "wrote" : "read",
1628 ((double)i * pages * getpagesize()) /
1630 ctime(&end.tv_sec));
1636 int jt_obd_lov_getconfig(int argc, char **argv)
1638 struct obd_ioctl_data data;
1639 struct lov_desc desc;
1640 struct obd_uuid *uuidarray;
1651 fd = open(path, O_RDONLY);
1653 fprintf(stderr, "open \"%s\" failed: %s\n", path,
1658 memset(&desc, 0, sizeof(desc));
1659 obd_str2uuid(&desc.ld_uuid, argv[1]);
1660 desc.ld_tgt_count = ((OBD_MAX_IOCTL_BUFFER-sizeof(data)-sizeof(desc)) /
1661 (sizeof(*uuidarray) + sizeof(*obdgens)));
1665 uuidarray = calloc(desc.ld_tgt_count, sizeof(*uuidarray));
1667 fprintf(stderr, "error: %s: no memory for %d uuid's\n",
1668 jt_cmdname(argv[0]), desc.ld_tgt_count);
1672 obdgens = calloc(desc.ld_tgt_count, sizeof(*obdgens));
1674 fprintf(stderr, "error: %s: no memory for %d generation #'s\n",
1675 jt_cmdname(argv[0]), desc.ld_tgt_count);
1680 data.ioc_inllen1 = sizeof(desc);
1681 data.ioc_inlbuf1 = (char *)&desc;
1682 data.ioc_inllen2 = desc.ld_tgt_count * sizeof(*uuidarray);
1683 data.ioc_inlbuf2 = (char *)uuidarray;
1684 data.ioc_inllen3 = desc.ld_tgt_count * sizeof(*obdgens);
1685 data.ioc_inlbuf3 = (char *)obdgens;
1687 if (obd_ioctl_pack(&data, &buf, max)) {
1688 fprintf(stderr, "error: %s: invalid ioctl\n",
1689 jt_cmdname(argv[0]));
1693 rc = ioctl(fd, OBD_IOC_LOV_GET_CONFIG, buf);
1694 if (rc == -ENOSPC) {
1699 fprintf(stderr, "error: %s: ioctl error: %s\n",
1700 jt_cmdname(argv[0]), strerror(rc = errno));
1702 struct obd_uuid *uuidp;
1706 if (obd_ioctl_unpack(&data, buf, max)) {
1707 fprintf(stderr, "error: %s: invalid reply\n",
1708 jt_cmdname(argv[0]));
1712 if (desc.ld_default_stripe_count == (__u32)-1)
1713 printf("default_stripe_count: %d\n", -1);
1715 printf("default_stripe_count: %u\n",
1716 desc.ld_default_stripe_count);
1717 printf("default_stripe_size: "LPU64"\n",
1718 desc.ld_default_stripe_size);
1719 printf("default_stripe_offset: "LPU64"\n",
1720 desc.ld_default_stripe_offset);
1721 printf("default_stripe_pattern: %u\n", desc.ld_pattern);
1722 printf("obd_count: %u\n", desc.ld_tgt_count);
1723 printf("OBDS:\tobdidx\t\tobdgen\t\t obduuid\n");
1726 for (i = 0; i < desc.ld_tgt_count; i++, uuidp++, genp++)
1727 printf("\t%6u\t%14u\t\t %s\n", i, *genp, (char *)uuidp);
1738 int jt_obd_ldlm_regress_start(int argc, char **argv)
1741 struct obd_ioctl_data data;
1742 char argstring[200];
1743 int i, count = sizeof(argstring) - 1;
1749 argstring[0] = '\0';
1750 for (i = 1; i < argc; i++) {
1751 strncat(argstring, " ", count);
1753 strncat(argstring, argv[i], count);
1754 count -= strlen(argv[i]);
1757 if (strlen(argstring)) {
1758 data.ioc_inlbuf1 = argstring;
1759 data.ioc_inllen1 = strlen(argstring) + 1;
1762 IOC_PACK(argv[0], data);
1763 rc = l2_ioctl(OBD_DEV_ID, IOC_LDLM_REGRESS_START, buf);
1765 fprintf(stderr, "error: %s: test failed: %s\n",
1766 jt_cmdname(argv[0]), strerror(rc = errno));
1771 int jt_obd_ldlm_regress_stop(int argc, char **argv)
1774 struct obd_ioctl_data data;
1780 IOC_PACK(argv[0], data);
1781 rc = l2_ioctl(OBD_DEV_ID, IOC_LDLM_REGRESS_STOP, buf);
1784 fprintf(stderr, "error: %s: test failed: %s\n",
1785 jt_cmdname(argv[0]), strerror(rc = errno));
1789 static int do_activate(int argc, char **argv, int flag)
1791 struct obd_ioctl_data data;
1798 /* reuse offset for 'active' */
1799 data.ioc_offset = flag;
1801 IOC_PACK(argv[0], data);
1802 rc = l2_ioctl(OBD_DEV_ID, IOC_OSC_SET_ACTIVE, buf);
1804 fprintf(stderr, "error: %s: failed: %s\n",
1805 jt_cmdname(argv[0]), strerror(rc = errno));
1810 int jt_obd_deactivate(int argc, char **argv)
1812 return do_activate(argc, argv, 0);
1815 int jt_obd_activate(int argc, char **argv)
1817 return do_activate(argc, argv, 1);
1820 int jt_obd_recover(int argc, char **argv)
1823 struct obd_ioctl_data data;
1830 data.ioc_inllen1 = strlen(argv[1]) + 1;
1831 data.ioc_inlbuf1 = argv[1];
1834 IOC_PACK(argv[0], data);
1835 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CLIENT_RECOVER, buf);
1837 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1838 strerror(rc = errno));
1844 int jt_obd_mdc_lookup(int argc, char **argv)
1846 struct obd_ioctl_data data;
1847 char *parent, *child;
1848 int rc, fd, verbose = 1;
1850 if (argc < 3 || argc > 4)
1856 verbose = get_verbose(argv[0], argv[3]);
1860 data.ioc_inllen1 = strlen(child) + 1;
1861 data.ioc_inlbuf1 = child;
1863 IOC_PACK(argv[0], data);
1865 fd = open(parent, O_RDONLY);
1867 fprintf(stderr, "open \"%s\" failed: %s\n", parent,
1872 rc = ioctl(fd, IOC_MDC_LOOKUP, buf);
1874 fprintf(stderr, "error: %s: ioctl error: %s\n",
1875 jt_cmdname(argv[0]), strerror(rc = errno));
1880 IOC_UNPACK(argv[0], data);
1881 printf("%s: mode %o uid %d gid %d\n", child,
1882 data.ioc_obdo1.o_mode, data.ioc_obdo1.o_uid,
1883 data.ioc_obdo1.o_gid);
1889 int jt_cfg_dump_log(int argc, char **argv)
1891 struct obd_ioctl_data data;
1899 data.ioc_inllen1 = strlen(argv[1]) + 1;
1900 data.ioc_inlbuf1 = argv[1];
1902 IOC_PACK(argv[0], data);
1903 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_DUMP_LOG, buf);
1905 fprintf(stderr, "OBD_IOC_DUMP_LOG failed: %s\n",
1911 int jt_llog_catlist(int argc, char **argv)
1913 struct obd_ioctl_data data;
1920 data.ioc_inllen1 = max - size_round(sizeof(data));
1921 IOC_PACK(argv[0], data);
1923 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_CATLOGLIST, buf);
1925 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
1927 fprintf(stderr, "OBD_IOC_CATLOGLIST failed: %s\n",
1933 int jt_llog_info(int argc, char **argv)
1935 struct obd_ioctl_data data;
1942 data.ioc_inllen1 = strlen(argv[1]) + 1;
1943 data.ioc_inlbuf1 = argv[1];
1944 data.ioc_inllen2 = max - size_round(sizeof(data)) -
1945 size_round(data.ioc_inllen1);
1946 IOC_PACK(argv[0], data);
1948 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_INFO, buf);
1950 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
1952 fprintf(stderr, "OBD_IOC_LLOG_INFO failed: %s\n",
1958 int jt_llog_print(int argc, char **argv)
1960 struct obd_ioctl_data data;
1963 if (argc != 2 && argc != 4)
1967 data.ioc_inllen1 = strlen(argv[1]) + 1;
1968 data.ioc_inlbuf1 = argv[1];
1970 data.ioc_inllen2 = strlen(argv[2]) + 1;
1971 data.ioc_inlbuf2 = argv[2];
1972 data.ioc_inllen3 = strlen(argv[3]) + 1;
1973 data.ioc_inlbuf3 = argv[3];
1975 char from[2] = "1", to[3] = "-1";
1976 data.ioc_inllen2 = strlen(from) + 1;
1977 data.ioc_inlbuf2 = from;
1978 data.ioc_inllen3 = strlen(to) + 1;
1979 data.ioc_inlbuf3 = to;
1981 data.ioc_inllen4 = max - size_round(sizeof(data)) -
1982 size_round(data.ioc_inllen1) -
1983 size_round(data.ioc_inllen2) -
1984 size_round(data.ioc_inllen3);
1985 IOC_PACK(argv[0], data);
1987 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_PRINT, buf);
1989 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
1991 fprintf(stderr, "OBD_IOC_LLOG_PRINT failed: %s\n",
1997 int jt_llog_cancel(int argc, char **argv)
1999 struct obd_ioctl_data data;
2006 data.ioc_inllen1 = strlen(argv[1]) + 1;
2007 data.ioc_inlbuf1 = argv[1];
2008 data.ioc_inllen2 = strlen(argv[2]) + 1;
2009 data.ioc_inlbuf2 = argv[2];
2010 data.ioc_inllen3 = strlen(argv[3]) + 1;
2011 data.ioc_inlbuf3 = argv[3];
2012 IOC_PACK(argv[0], data);
2014 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CANCEL, buf);
2016 fprintf(stdout, "index %s be canceled.\n", argv[3]);
2018 fprintf(stderr, "OBD_IOC_LLOG_CANCEL failed: %s\n",
2024 int jt_llog_check(int argc, char **argv)
2026 struct obd_ioctl_data data;
2029 if (argc != 2 && argc != 4)
2033 data.ioc_inllen1 = strlen(argv[1]) + 1;
2034 data.ioc_inlbuf1 = argv[1];
2036 data.ioc_inllen2 = strlen(argv[2]) + 1;
2037 data.ioc_inlbuf2 = argv[2];
2038 data.ioc_inllen3 = strlen(argv[3]) + 1;
2039 data.ioc_inlbuf3 = argv[3];
2041 char from[2] = "1", to[3] = "-1";
2042 data.ioc_inllen2 = strlen(from) + 1;
2043 data.ioc_inlbuf2 = from;
2044 data.ioc_inllen3 = strlen(to) + 1;
2045 data.ioc_inlbuf3 = to;
2047 data.ioc_inllen4 = max - size_round(sizeof(data)) -
2048 size_round(data.ioc_inllen1) -
2049 size_round(data.ioc_inllen2) -
2050 size_round(data.ioc_inllen3);
2051 IOC_PACK(argv[0], data);
2053 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CHECK, buf);
2055 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
2057 fprintf(stderr, "OBD_IOC_LLOG_CHECK failed: %s\n",
2062 int jt_llog_remove(int argc, char **argv)
2064 struct obd_ioctl_data data;
2067 if (argc != 3 && argc != 2)
2071 data.ioc_inllen1 = strlen(argv[1]) + 1;
2072 data.ioc_inlbuf1 = argv[1];
2074 data.ioc_inllen2 = strlen(argv[2]) + 1;
2075 data.ioc_inlbuf2 = argv[2];
2077 IOC_PACK(argv[0], data);
2079 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_REMOVE, buf);
2082 fprintf(stdout, "log %s are removed.\n", argv[2]);
2084 fprintf(stdout, "the log in catalog %s are removed. \n", argv[1]);
2086 fprintf(stderr, "OBD_IOC_LLOG_REMOVE failed: %s\n",
2092 /* attach a regular file to virtual block device.
2095 * 1: error, it always means the command run failed
2098 static int jt_blockdev_run_process(const char *file, char *argv[])
2104 if (pid == 0) { /* child process */
2105 /* don't print error messages */
2107 (void)execvp(file, argv);
2109 } else if (pid > 0) {
2112 rc = waitpid(pid, &status, 0);
2113 if (rc < 0 || !WIFEXITED(status))
2116 return WEXITSTATUS(status);
2122 static int jt_blockdev_find_module(const char *module)
2128 fp = fopen("/proc/modules", "r");
2132 while (fscanf(fp, "%s %*s %*s %*s %*s %*s", modname) == 1) {
2133 if (strcmp(module, modname) == 0) {
2143 static int jt_blockdev_probe_module(const char *module)
2149 if (jt_blockdev_find_module(module) == 1)
2152 /* run modprobe first */
2154 argv[c++] = "/sbin/modprobe";
2156 argv[c++] = (char *)module;
2158 rc = jt_blockdev_run_process("modprobe", argv);
2162 /* cannot find the module in default directory ... */
2163 sprintf(buf, "../llite/%s.ko", module);
2165 argv[c++] = "/sbin/insmod";
2168 rc = jt_blockdev_run_process("insmod", argv);
2172 int jt_blockdev_attach(int argc, char **argv)
2176 char *filename, *devname;
2182 if (jt_blockdev_probe_module("llite_lloop") < 0) {
2183 fprintf(stderr, "error: cannot find module llite_lloop.(k)o\n");
2190 fd = open(filename, O_RDWR);
2192 fprintf(stderr, "file %s can't be opened(%s)\n\n",
2193 filename, strerror(errno));
2197 rc = ioctl(fd, LL_IOC_LLOOP_ATTACH, &dev);
2200 fprintf(stderr, "attach error(%s)\n", strerror(rc));
2204 rc = stat(devname, &st);
2205 if (rc == 0 && (!S_ISBLK(st.st_mode) || st.st_rdev != dev)) {
2207 } else if (rc < 0) {
2208 if (errno == ENOENT &&
2209 !mknod(devname, S_IFBLK|S_IRUSR|S_IWUSR, dev))
2216 fprintf(stderr, "error: the file %s could be attached to block "
2217 "device %X but creating %s failed: %s\n"
2218 "now detaching the block device..",
2219 filename, (int)dev, devname, strerror(rc));
2221 (void)ioctl(fd, LL_IOC_LLOOP_DETACH_BYDEV, dev);
2222 fprintf(stderr, "%s\n", strerror(errno));
2229 int jt_blockdev_detach(int argc, char **argv)
2238 fd = open(filename, O_RDONLY);
2240 fprintf(stderr, "cannot open file %s error %s\n",
2241 filename, strerror(errno));
2245 rc = ioctl(fd, LL_IOC_LLOOP_DETACH, 0);
2248 fprintf(stderr, "detach error(%s)\n", strerror(rc));
2250 (void)unlink(filename);
2257 int jt_blockdev_info(int argc, char **argv)
2267 fd = open(filename, O_RDONLY);
2269 fprintf(stderr, "cannot open file %s error: %s\n",
2270 filename, strerror(errno));
2274 rc = ioctl(fd, LL_IOC_LLOOP_INFO, &ino);
2277 fprintf(stderr, "error: %s\n", strerror(errno));
2280 fprintf(stdout, "lloop device info: ");
2282 fprintf(stdout, "Not attached\n");
2284 fprintf(stdout, "attached to inode "LPU64"\n", ino);
2290 static void signal_server(int sig)
2292 if (sig == SIGINT) {
2293 do_disconnect("sigint", 1);
2296 fprintf(stderr, "%s: got signal %d\n", jt_cmdname("sigint"), sig);
2299 int obd_initialize(int argc, char **argv)
2303 for (i = 0; i < MAX_STRIPES; i++)
2304 lsm_buffer.lsm.lsm_oinfo[i] = lov_oinfos + i;
2307 register_ioc_dev(OBD_DEV_ID, OBD_DEV_PATH,
2308 OBD_DEV_MAJOR, OBD_DEV_MINOR);
2313 void obd_finalize(int argc, char **argv)
2315 struct sigaction sigact;
2317 sigact.sa_handler = signal_server;
2318 sigfillset(&sigact.sa_mask);
2319 sigact.sa_flags = SA_RESTART;
2320 sigaction(SIGINT, &sigact, NULL);
2323 do_disconnect(argv[0], 1);