1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see [sun.com URL with a
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
38 * Author: Peter J. Braam <braam@clusterfs.com>
39 * Author: Phil Schwan <phil@clusterfs.com>
40 * Author: Andreas Dilger <adilger@clusterfs.com>
41 * Author: Robert Read <rread@clusterfs.com>
45 #include <sys/ioctl.h>
47 #include <sys/socket.h>
48 #include <sys/types.h>
58 #include <obd.h> /* for struct lov_stripe_md */
59 #include <lustre/lustre_build_version.h>
68 #ifdef HAVE_ASM_PAGE_H
69 #include <asm/page.h> /* needed for PAGE_SIZE - rread */
72 #include <obd_class.h>
73 #include <lnet/lnetctl.h>
78 #define MAX_STRING_SIZE 128
79 #define DEVICES_LIST "/proc/fs/lustre/devices"
86 #define MAX_THREADS 1024
89 __u64 counters[MAX_THREADS];
90 __u64 offsets[MAX_THREADS];
98 static struct shared_data *shared_data;
99 static __u64 counter_snapshot[2][MAX_THREADS];
100 static int prev_valid;
101 static struct timeval prev_time;
105 const int thread = 0;
106 const int nthreads = 1;
109 static char rawbuf[8192];
110 static char *buf = rawbuf;
111 static int max = sizeof(rawbuf);
113 static int cur_device = -1;
115 #define MAX_STRIPES 170
116 struct lov_oinfo lov_oinfos[MAX_STRIPES];
119 struct lov_stripe_md lsm;
120 struct lov_oinfo *ptrs[MAX_STRIPES];
123 static int l2_ioctl(int dev_id, int opc, void *buf)
125 return l_ioctl(dev_id, opc, buf);
128 #define IOC_INIT(data) \
130 memset(&data, 0, sizeof(data)); \
131 data.ioc_dev = cur_device; \
134 #define IOC_PACK(func, data) \
136 memset(buf, 0, sizeof(rawbuf)); \
137 if (obd_ioctl_pack(&data, &buf, max)) { \
138 fprintf(stderr, "error: %s: invalid ioctl\n", \
144 #define IOC_UNPACK(func, data) \
146 if (obd_ioctl_unpack(&data, buf, max)) { \
147 fprintf(stderr, "error: %s: invalid reply\n", \
153 int lcfg_ioctl(char * func, int dev_id, struct lustre_cfg *lcfg)
155 struct obd_ioctl_data data;
159 data.ioc_type = LUSTRE_CFG_TYPE;
160 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
162 data.ioc_pbuf1 = (void *)lcfg;
163 IOC_PACK(func, data);
165 rc = l_ioctl(dev_id, OBD_IOC_PROCESS_CFG, buf);
170 static int do_device(char *func, char *devname);
172 int lcfg_mgs_ioctl(char *func, int dev_id, struct lustre_cfg *lcfg)
174 struct obd_ioctl_data data;
175 static int mgs_device = -1;
179 /* Always operates on MGS dev */
180 if (mgs_device == -1) {
181 do_disconnect(NULL, 1);
182 rc = do_device("mgsioc", mgs);
187 mgs_device = cur_device;
191 data.ioc_dev = mgs_device;
192 data.ioc_type = LUSTRE_CFG_TYPE;
193 data.ioc_plen1 = lustre_cfg_len(lcfg->lcfg_bufcount,
195 data.ioc_pbuf1 = (void *)lcfg;
196 IOC_PACK(func, data);
198 rc = l_ioctl(dev_id, OBD_IOC_PARAM, buf);
201 fprintf(stderr, "Is the MGS running on this node?\n");
203 fprintf(stderr, "Make sure cfg_device is set first.\n");
205 fprintf(stderr, "cfg_device should be of the form "
206 "'lustre-MDT0000'\n");
211 char *obdo_print(struct obdo *obd)
215 sprintf(buf, "id: "LPX64"\ngrp: "LPX64"\natime: "LPU64"\nmtime: "LPU64
216 "\nctime: "LPU64"\nsize: "LPU64"\nblocks: "LPU64
217 "\nblksize: %u\nmode: %o\nuid: %d\ngid: %d\nflags: %x\n"
218 "misc: %x\nnlink: %d,\nvalid "LPX64"\n",
219 obd->o_id, obd->o_gr, obd->o_atime, obd->o_mtime, obd->o_ctime,
220 obd->o_size, obd->o_blocks, obd->o_blksize, obd->o_mode,
221 obd->o_uid, obd->o_gid, obd->o_flags, obd->o_misc,
222 obd->o_nlink, obd->o_valid);
227 #define BAD_VERBOSE (-999999999)
229 #define N2D_OFF 0x100 /* So we can tell between error codes and devices */
231 static int do_name2dev(char *func, char *name)
233 struct obd_ioctl_data data;
238 data.ioc_inllen1 = strlen(name) + 1;
239 data.ioc_inlbuf1 = name;
241 IOC_PACK(func, data);
242 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NAME2DEV, buf);
245 IOC_UNPACK(func, data);
247 return data.ioc_dev + N2D_OFF;
251 * resolve a device name to a device number.
252 * supports a number, $name or %uuid.
254 int parse_devname(char *func, char *name)
261 if (isdigit(name[0])) {
262 ret = strtoul(name, NULL, 0);
264 if (name[0] == '$' || name[0] == '%')
266 rc = do_name2dev(func, name);
269 // printf("Name %s is device %d\n", name, ret);
271 fprintf(stderr, "No device found for name %s: %s\n",
279 reset_lsmb (struct lsm_buffer *lsmb)
281 memset (&lsmb->lsm, 0, sizeof (lsmb->lsm));
282 memset(lov_oinfos, 0, sizeof(lov_oinfos));
283 lsmb->lsm.lsm_magic = LOV_MAGIC;
287 parse_lsm (struct lsm_buffer *lsmb, char *string)
289 struct lov_stripe_md *lsm = &lsmb->lsm;
294 * object_id[=size#count[@offset:id]*]
299 lsm->lsm_object_id = strtoull (string, &end, 0);
311 lsm->lsm_stripe_size = strtoul (string, &end, 0);
320 lsm->lsm_stripe_count = strtoul (string, &end, 0);
325 if (*string == 0) /* don't have to specify obj ids */
328 for (i = 0; i < lsm->lsm_stripe_count; i++) {
332 lsm->lsm_oinfo[i]->loi_ost_idx = strtoul(string, &end, 0);
336 lsm->lsm_oinfo[i]->loi_id = strtoull(string, &end, 0);
346 char *jt_cmdname(char *func)
348 static char buf[512];
351 sprintf(buf, "%s-%d", func, thread);
358 #define difftime(a, b) \
359 ((a)->tv_sec - (b)->tv_sec + \
360 ((a)->tv_usec - (b)->tv_usec) / 1000000.0)
362 static int be_verbose(int verbose, struct timeval *next_time,
363 __u64 num, __u64 *next_num, int num_total)
370 if (next_time != NULL)
371 gettimeofday(&now, NULL);
373 /* A positive verbosity means to print every X iterations */
374 if (verbose > 0 && (num >= *next_num || num >= num_total)) {
375 *next_num += verbose;
377 next_time->tv_sec = now.tv_sec - verbose;
378 next_time->tv_usec = now.tv_usec;
383 /* A negative verbosity means to print at most each X seconds */
384 if (verbose < 0 && next_time != NULL &&
385 difftime(&now, next_time) >= 0.0){
386 next_time->tv_sec = now.tv_sec - verbose;
387 next_time->tv_usec = now.tv_usec;
395 static int get_verbose(char *func, const char *arg)
400 if (!arg || arg[0] == 'v')
402 else if (arg[0] == 's' || arg[0] == 'q')
405 verbose = (int)strtoul(arg, &end, 0);
407 fprintf(stderr, "error: %s: bad verbose option '%s'\n",
408 jt_cmdname(func), arg);
414 printf("Print status every %d seconds\n", -verbose);
415 else if (verbose == 1)
416 printf("Print status every operation\n");
417 else if (verbose > 1)
418 printf("Print status every %d operations\n", verbose);
423 int do_disconnect(char *func, int verbose)
425 lcfg_set_devname(NULL);
431 static void shmem_setup(void)
433 /* Create new segment */
434 int shmid = shmget(IPC_PRIVATE, sizeof(*shared_data), 0600);
437 fprintf(stderr, "Can't create shared data: %s\n",
442 /* Attatch to new segment */
443 shared_data = (struct shared_data *)shmat(shmid, NULL, 0);
445 if (shared_data == (struct shared_data *)(-1)) {
446 fprintf(stderr, "Can't attach shared data: %s\n",
452 /* Mark segment as destroyed, so it will disappear when we exit.
453 * Forks will inherit attached segments, so we should be OK.
455 if (shmctl(shmid, IPC_RMID, NULL) == -1) {
456 fprintf(stderr, "Can't destroy shared data: %s\n",
461 static inline void shmem_lock(void)
463 l_mutex_lock(&shared_data->mutex);
466 static inline void shmem_unlock(void)
468 l_mutex_unlock(&shared_data->mutex);
471 static inline void shmem_reset(int total_threads)
473 if (shared_data == NULL)
476 memset(shared_data, 0, sizeof(*shared_data));
477 l_mutex_init(&shared_data->mutex);
478 l_cond_init(&shared_data->cond);
479 memset(counter_snapshot, 0, sizeof(counter_snapshot));
481 shared_data->barrier = total_threads;
484 static inline void shmem_bump(void)
486 static int bumped_running;
488 if (shared_data == NULL || thread <= 0 || thread > MAX_THREADS)
492 shared_data->counters[thread - 1]++;
494 shared_data->running++;
499 static void shmem_snap(int total_threads, int live_threads)
501 struct timeval this_time;
508 if (shared_data == NULL || total_threads > MAX_THREADS)
512 memcpy(counter_snapshot[0], shared_data->counters,
513 total_threads * sizeof(counter_snapshot[0][0]));
514 running = shared_data->running;
517 gettimeofday(&this_time, NULL);
519 for (i = 0; i < total_threads; i++) {
520 long long this_count =
521 counter_snapshot[0][i] - counter_snapshot[1][i];
523 if (this_count != 0) {
529 secs = (this_time.tv_sec + this_time.tv_usec / 1000000.0) -
530 (prev_time.tv_sec + prev_time.tv_usec / 1000000.0);
533 live_threads == total_threads &&
534 secs > 0.0) /* someone screwed with the time? */
535 printf("%d/%d Total: %f/second\n", non_zero, total_threads, total / secs);
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->stop = 1;
553 static int shmem_running(void)
555 return (shared_data == NULL ||
559 static void shmem_setup(void)
563 static inline void shmem_reset(int total_threads)
567 static inline void shmem_bump(void)
571 static void shmem_lock()
575 static void shmem_unlock()
579 static void shmem_stop(void)
583 static int shmem_running(void)
589 extern command_t cmdlist[];
591 static int do_device(char *func, char *devname)
595 dev = parse_devname(func, devname);
599 lcfg_set_devname(devname);
604 int jt_obd_get_device()
609 int jt_obd_device(int argc, char **argv)
617 printf("current device is %d - %s\n",
618 cur_device, lcfg_get_devname() ? : "not set");
621 rc = do_device("device", argv[1]);
625 int jt_opt_device(int argc, char **argv)
633 rc = do_device("device", argv[1]);
636 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
638 ret = do_disconnect(argv[0], 0);
646 static void parent_sighandler (int sig)
651 int jt_opt_threads(int argc, char **argv)
653 static char cmdstr[128];
656 struct sigaction sigact;
657 struct sigaction saveact1;
658 struct sigaction saveact2;
659 unsigned long threads;
663 int report_count = -1;
670 threads = strtoul(argv[1], &end, 0);
673 report_count = strtoul(end + 1, &end, 0);
675 if (*end || threads > MAX_THREADS) {
676 fprintf(stderr, "error: %s: invalid thread count '%s'\n",
677 jt_cmdname(argv[0]), argv[1]);
681 verbose = get_verbose(argv[0], argv[2]);
682 if (verbose == BAD_VERBOSE)
686 snprintf(cmdstr, sizeof(cmdstr), "%s", argv[4]);
687 for (i = 5; i < argc; i++)
688 snprintf(cmdstr + strlen(cmdstr), sizeof(cmdstr),
691 printf("%s: starting %ld threads on device %s running %s\n",
692 argv[0], threads, argv[3], cmdstr);
695 shmem_reset(threads);
697 sigemptyset(&sigset);
698 sigaddset(&sigset, SIGALRM);
699 sigaddset(&sigset, SIGCHLD);
700 sigprocmask(SIG_BLOCK, &sigset, &saveset);
704 for (i = 1, next_thread = verbose; i <= threads; i++) {
707 fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
708 strerror(rc = errno));
710 } else if (rc == 0) {
711 sigprocmask(SIG_SETMASK, &saveset, NULL);
714 argv[2] = "--device";
715 return jt_opt_device(argc - 2, argv + 2);
716 } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
717 printf("%s: thread #%d (PID %d) started\n",
722 if (!thread) { /* parent process */
723 int live_threads = threads;
725 sigemptyset(&sigset);
726 sigemptyset(&sigact.sa_mask);
727 sigact.sa_handler = parent_sighandler;
730 sigaction(SIGALRM, &sigact, &saveact1);
731 sigaction(SIGCHLD, &sigact, &saveact2);
733 while (live_threads > 0) {
737 if (verbose < 0) /* periodic stats */
743 while (live_threads > 0) {
744 ret = waitpid(0, &status, WNOHANG);
749 fprintf(stderr, "error: %s: wait - %s\n",
750 argv[0], strerror(errno));
756 * This is a hack. We _should_ be able
757 * to use WIFEXITED(status) to see if
758 * there was an error, but it appears
759 * to be broken and it always returns 1
762 int err = WEXITSTATUS(status);
763 if (err || WIFSIGNALED(status))
765 "%s: PID %d had rc=%d\n",
774 /* Show stats while all threads running */
776 shmem_snap(threads, live_threads);
777 if (report_count > 0 && --report_count == 0)
781 sigaction(SIGCHLD, &saveact2, NULL);
782 sigaction(SIGALRM, &saveact1, NULL);
785 sigprocmask(SIG_SETMASK, &saveset, NULL);
790 int jt_opt_threads(int argc, char **argv)
792 fprintf(stderr, "%s not-supported in a single-threaded runtime\n",
793 jt_cmdname(argv[0]));
798 int jt_opt_net(int argc, char **argv)
809 rc = jt_ptl_network (2, arg2);
812 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
817 int jt_obd_no_transno(int argc, char **argv)
819 struct obd_ioctl_data data;
827 IOC_PACK(argv[0], data);
828 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_NO_TRANSNO, buf);
830 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
831 strerror(rc = errno));
836 int jt_obd_set_readonly(int argc, char **argv)
838 struct obd_ioctl_data data;
846 IOC_PACK(argv[0], data);
847 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SET_READONLY, buf);
849 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
850 strerror(rc = errno));
855 int jt_obd_abort_recovery(int argc, char **argv)
857 struct obd_ioctl_data data;
865 IOC_PACK(argv[0], data);
866 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_ABORT_RECOVERY, buf);
868 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
869 strerror(rc = errno));
874 int jt_get_version(int argc, char **argv)
878 struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
883 memset(buf, 0, sizeof(buf));
884 data->ioc_version = OBD_IOCTL_VERSION;
885 data->ioc_inllen1 = sizeof(buf) - size_round(sizeof(*data));
886 data->ioc_inlbuf1 = buf + size_round(sizeof(*data));
887 data->ioc_len = obd_ioctl_packlen(data);
889 rc = l2_ioctl(OBD_DEV_ID, OBD_GET_VERSION, buf);
891 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
892 strerror(rc = errno));
894 printf("Lustre version: %s\n", data->ioc_bulk);
897 printf("lctl version: %s\n", BUILD_VERSION);
902 * Print an obd device line with the ost_conn_uuid inserted, if the obd
905 static void print_obd_line(char *s)
907 char buf[MAX_STRING_SIZE];
908 char obd_name[MAX_OBD_NAME];
912 if (sscanf(s, " %*d %*s osc %s %*s %*d ", obd_name) == 0)
914 snprintf(buf, sizeof(buf),
915 "/proc/fs/lustre/osc/%s/ost_conn_uuid", obd_name);
916 if ((fp = fopen(buf, "r")) == NULL)
921 if (sscanf(s, " %*d %*s mdc %s %*s %*d ", obd_name) == 0)
923 snprintf(buf, sizeof(buf),
924 "/proc/fs/lustre/mdc/%s/mds_conn_uuid", obd_name);
925 if ((fp = fopen(buf, "r")) == NULL)
929 fgets(buf, sizeof(buf), fp);
932 /* trim trailing newlines */
933 ptr = strrchr(buf, '\n');
934 if (ptr) *ptr = '\0';
935 ptr = strrchr(s, '\n');
936 if (ptr) *ptr = '\0';
938 printf("%s %s\n", s, buf);
946 /* get device list by ioctl */
947 int jt_obd_list_ioctl(int argc, char **argv)
951 struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
955 /* Just ignore a -t option. Only supported with /proc. */
956 else if (argc == 2 && strcmp(argv[1], "-t") != 0)
959 for (index = 0;; index++) {
960 memset(buf, 0, sizeof(buf));
961 data->ioc_version = OBD_IOCTL_VERSION;
962 data->ioc_inllen1 = sizeof(buf) - size_round(sizeof(*data));
963 data->ioc_inlbuf1 = buf + size_round(sizeof(*data));
964 data->ioc_len = obd_ioctl_packlen(data);
965 data->ioc_count = index;
967 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETDEVICE, buf);
970 printf("%s\n", (char *)data->ioc_bulk);
974 /* no device or the last device */
977 fprintf(stderr, "Error getting device list: %s: "
984 int jt_obd_list(int argc, char **argv)
987 char buf[MAX_STRING_SIZE];
993 else if (argc == 2) {
994 if (strcmp(argv[1], "-t") == 0)
1000 fp = fopen(DEVICES_LIST, "r");
1002 fprintf(stderr, "error: %s: %s opening "DEVICES_LIST"\n",
1003 jt_cmdname(argv[0]), strerror(rc = errno));
1004 return jt_obd_list_ioctl(argc, argv);
1007 while (fgets(buf, sizeof(buf), fp) != NULL)
1009 print_obd_line(buf);
1020 /* Create one or more objects, arg[4] may describe stripe meta-data. If
1021 * not, defaults assumed. This echo-client instance stashes the stripe
1022 * object ids. Use get_stripe on this node to print full lsm and
1023 * set_stripe on another node to cut/paste between nodes.
1025 /* create <count> [<file_create_mode>] [q|v|# verbosity] [striping] */
1026 int jt_obd_create(int argc, char **argv)
1028 struct obd_ioctl_data data;
1029 struct timeval next_time;
1030 __u64 count = 1, next_count, base_id = 0;
1031 int verbose = 1, mode = 0100644, rc = 0, i, valid_lsm = 0;
1035 if (argc < 2 || argc > 5)
1038 count = strtoull(argv[1], &end, 0);
1040 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1041 jt_cmdname(argv[0]), argv[1]);
1046 mode = strtoul(argv[2], &end, 0);
1048 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1049 jt_cmdname(argv[0]), argv[2]);
1052 if (!(mode & S_IFMT))
1057 verbose = get_verbose(argv[0], argv[3]);
1058 if (verbose == BAD_VERBOSE)
1063 reset_lsmb (&lsm_buffer); /* will set default */
1065 rc = parse_lsm (&lsm_buffer, argv[4]);
1067 fprintf(stderr, "error: %s: invalid lsm '%s'\n",
1068 jt_cmdname(argv[0]), argv[4]);
1071 base_id = lsm_buffer.lsm.lsm_object_id;
1075 printf("%s: "LPD64" objects\n", jt_cmdname(argv[0]), count);
1076 gettimeofday(&next_time, NULL);
1077 next_time.tv_sec -= verbose;
1079 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1080 data.ioc_obdo1.o_mode = mode;
1081 data.ioc_obdo1.o_id = base_id;
1082 data.ioc_obdo1.o_uid = 0;
1083 data.ioc_obdo1.o_gid = 0;
1084 data.ioc_obdo1.o_valid = OBD_MD_FLTYPE | OBD_MD_FLMODE |
1085 OBD_MD_FLID | OBD_MD_FLUID | OBD_MD_FLGID;
1088 data.ioc_plen1 = sizeof lsm_buffer;
1089 data.ioc_pbuf1 = (char *)&lsm_buffer;
1092 IOC_PACK(argv[0], data);
1093 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CREATE, buf);
1094 IOC_UNPACK(argv[0], data);
1097 fprintf(stderr, "error: %s: #%d - %s\n",
1098 jt_cmdname(argv[0]), i, strerror(rc = errno));
1101 if (!(data.ioc_obdo1.o_valid & OBD_MD_FLID)) {
1102 fprintf(stderr,"error: %s: oid not valid #%d:"LPX64"\n",
1103 jt_cmdname(argv[0]), i, data.ioc_obdo1.o_valid);
1108 if (be_verbose(verbose, &next_time, i, &next_count, count))
1109 printf("%s: #%d is object id "LPX64"\n",
1110 jt_cmdname(argv[0]), i, data.ioc_obdo1.o_id);
1115 int jt_obd_setattr(int argc, char **argv)
1117 struct obd_ioctl_data data;
1125 data.ioc_obdo1.o_id = strtoull(argv[1], &end, 0);
1127 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1128 jt_cmdname(argv[0]), argv[1]);
1131 data.ioc_obdo1.o_mode = S_IFREG | strtoul(argv[2], &end, 0);
1133 fprintf(stderr, "error: %s: invalid mode '%s'\n",
1134 jt_cmdname(argv[0]), argv[2]);
1137 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1139 IOC_PACK(argv[0], data);
1140 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, buf);
1142 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1143 strerror(rc = errno));
1148 int jt_obd_test_setattr(int argc, char **argv)
1150 struct obd_ioctl_data data;
1151 struct timeval start, next_time;
1152 __u64 i, count, next_count;
1158 if (argc < 2 || argc > 4)
1162 count = strtoull(argv[1], &end, 0);
1164 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1165 jt_cmdname(argv[0]), argv[1]);
1170 verbose = get_verbose(argv[0], argv[2]);
1171 if (verbose == BAD_VERBOSE)
1176 if (argv[3][0] == 't') {
1177 objid = strtoull(argv[3] + 1, &end, 0);
1179 objid += thread - 1;
1181 objid = strtoull(argv[3], &end, 0);
1183 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1184 jt_cmdname(argv[0]), argv[3]);
1189 gettimeofday(&start, NULL);
1190 next_time.tv_sec = start.tv_sec - verbose;
1191 next_time.tv_usec = start.tv_usec;
1193 printf("%s: setting "LPD64" attrs (objid "LPX64"): %s",
1194 jt_cmdname(argv[0]), count, objid, ctime(&start.tv_sec));
1196 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1197 data.ioc_obdo1.o_id = objid;
1198 data.ioc_obdo1.o_mode = S_IFREG;
1199 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE;
1200 IOC_PACK(argv[0], data);
1201 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_SETATTR, &data);
1204 fprintf(stderr, "error: %s: #"LPD64" - %d:%s\n",
1205 jt_cmdname(argv[0]), i, errno, strerror(rc = errno));
1209 (verbose, &next_time, i, &next_count, count))
1210 printf("%s: set attr #"LPD64"\n",
1211 jt_cmdname(argv[0]), i);
1219 gettimeofday(&end, NULL);
1221 diff = difftime(&end, &start);
1225 printf("%s: "LPD64" attrs in %.3fs (%.3f attr/s): %s",
1226 jt_cmdname(argv[0]), i, diff, i / diff,
1227 ctime(&end.tv_sec));
1232 int jt_obd_destroy(int argc, char **argv)
1234 struct obd_ioctl_data data;
1235 struct timeval next_time;
1236 __u64 count = 1, next_count;
1243 if (argc < 2 || argc > 4)
1246 id = strtoull(argv[1], &end, 0);
1247 if (*end || id == 0 || errno != 0) {
1248 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1249 jt_cmdname(argv[0]), argv[1]);
1253 count = strtoull(argv[2], &end, 0);
1256 "error: %s: invalid iteration count '%s'\n",
1257 jt_cmdname(argv[0]), argv[2]);
1263 verbose = get_verbose(argv[0], argv[3]);
1264 if (verbose == BAD_VERBOSE)
1268 printf("%s: "LPD64" objects\n", jt_cmdname(argv[0]), count);
1269 gettimeofday(&next_time, NULL);
1270 next_time.tv_sec -= verbose;
1272 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++, id++) {
1273 data.ioc_obdo1.o_id = id;
1274 data.ioc_obdo1.o_mode = S_IFREG | 0644;
1275 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLMODE;
1277 IOC_PACK(argv[0], data);
1278 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_DESTROY, buf);
1279 IOC_UNPACK(argv[0], data);
1282 fprintf(stderr, "error: %s: objid "LPX64": %s\n",
1283 jt_cmdname(argv[0]), id, strerror(rc = errno));
1287 if (be_verbose(verbose, &next_time, i, &next_count, count))
1288 printf("%s: #%d is object id "LPX64"\n",
1289 jt_cmdname(argv[0]), i, id);
1295 int jt_obd_getattr(int argc, char **argv)
1297 struct obd_ioctl_data data;
1305 data.ioc_obdo1.o_id = strtoull(argv[1], &end, 0);
1307 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1308 jt_cmdname(argv[0]), argv[1]);
1311 /* to help obd filter */
1312 data.ioc_obdo1.o_mode = 0100644;
1313 data.ioc_obdo1.o_valid = 0xffffffff;
1314 printf("%s: object id "LPX64"\n", jt_cmdname(argv[0]),data.ioc_obdo1.o_id);
1316 IOC_PACK(argv[0], data);
1317 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, buf);
1318 IOC_UNPACK(argv[0], data);
1320 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1321 strerror(rc = errno));
1323 printf("%s: object id "LPX64", mode %o\n", jt_cmdname(argv[0]),
1324 data.ioc_obdo1.o_id, data.ioc_obdo1.o_mode);
1329 int jt_obd_test_getattr(int argc, char **argv)
1331 struct obd_ioctl_data data;
1332 struct timeval start, next_time;
1333 __u64 i, count, next_count;
1339 if (argc < 2 || argc > 4)
1343 count = strtoull(argv[1], &end, 0);
1345 fprintf(stderr, "error: %s: invalid iteration count '%s'\n",
1346 jt_cmdname(argv[0]), argv[1]);
1351 verbose = get_verbose(argv[0], argv[2]);
1352 if (verbose == BAD_VERBOSE)
1357 if (argv[3][0] == 't') {
1358 objid = strtoull(argv[3] + 1, &end, 0);
1360 objid += thread - 1;
1362 objid = strtoull(argv[3], &end, 0);
1364 fprintf(stderr, "error: %s: invalid objid '%s'\n",
1365 jt_cmdname(argv[0]), argv[3]);
1370 gettimeofday(&start, NULL);
1371 next_time.tv_sec = start.tv_sec - verbose;
1372 next_time.tv_usec = start.tv_usec;
1374 printf("%s: getting "LPD64" attrs (objid "LPX64"): %s",
1375 jt_cmdname(argv[0]), count, objid, ctime(&start.tv_sec));
1377 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1378 data.ioc_obdo1.o_id = objid;
1379 data.ioc_obdo1.o_mode = S_IFREG;
1380 data.ioc_obdo1.o_valid = 0xffffffff;
1381 IOC_PACK(argv[0], data);
1382 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_GETATTR, &data);
1385 fprintf(stderr, "error: %s: #"LPD64" - %d:%s\n",
1386 jt_cmdname(argv[0]), i, errno, strerror(rc = errno));
1390 (verbose, &next_time, i, &next_count, count))
1391 printf("%s: got attr #"LPD64"\n",
1392 jt_cmdname(argv[0]), i);
1400 gettimeofday(&end, NULL);
1402 diff = difftime(&end, &start);
1406 printf("%s: "LPD64" attrs in %.3fs (%.3f attr/s): %s",
1407 jt_cmdname(argv[0]), i, diff, i / diff,
1408 ctime(&end.tv_sec));
1413 /* test_brw <cnt> count
1414 <r|w[r(repeat)x(noverify)]> mode
1415 <q|v|#(print interval)> verbosity
1416 <npages[+offset]> blocksize
1417 <[[<interleave_threads>]t(inc obj by thread#)]obj> object
1418 [p|g<args>] batch */
1419 int jt_obd_test_brw(int argc, char **argv)
1421 struct obd_ioctl_data data;
1422 struct timeval start, next_time;
1423 __u64 count, next_count, len, stride, thr_offset = 0, objid = 3;
1424 int write = 0, verbose = 1, cmd, i, rc = 0, pages = 1;
1425 int offset_pages = 0;
1427 int repeat_offset = 0;
1428 unsigned long long ull;
1429 int nthr_per_obj = 0;
1434 if (argc < 2 || argc > 7) {
1435 fprintf(stderr, "error: %s: bad number of arguments: %d\n",
1436 jt_cmdname(argv[0]), argc);
1440 count = strtoull(argv[1], &end, 0);
1442 fprintf(stderr, "error: %s: bad iteration count '%s'\n",
1443 jt_cmdname(argv[0]), argv[1]);
1448 if (argv[2][0] == 'w' || argv[2][0] == '1')
1450 /* else it's a read */
1452 if (argv[2][0] != 0)
1453 for (i = 1; argv[2][i] != 0; i++)
1454 switch (argv[2][i]) {
1464 fprintf (stderr, "Can't parse cmd '%s'\n",
1471 verbose = get_verbose(argv[0], argv[3]);
1472 if (verbose == BAD_VERBOSE)
1477 pages = strtoul(argv[4], &end, 0);
1480 offset_pages = strtoul(end + 1, &end, 0);
1483 offset_pages < 0 || offset_pages >= pages) {
1484 fprintf(stderr, "error: %s: bad npages[+offset] parameter '%s'\n",
1485 jt_cmdname(argv[0]), argv[4]);
1492 (n = strtol(argv[5], &end, 0)) > 0 &&
1494 (ull = strtoull(end + 1, &end, 0)) > 0 &&
1498 } else if (thread &&
1499 argv[5][0] == 't') {
1501 objid = strtoull(argv[5] + 1, &end, 0);
1504 objid = strtoull(argv[5], &end, 0);
1507 fprintf(stderr, "error: %s: bad objid '%s'\n",
1508 jt_cmdname(argv[0]), argv[5]);
1515 /* communicate the 'type' of brw test and batching to echo_client.
1516 * don't start. we'd love to refactor this lctl->echo_client
1518 data.ioc_pbuf1 = (void *)1;
1522 switch(argv[6][0]) {
1523 case 'g': /* plug and unplug */
1524 data.ioc_pbuf1 = (void *)2;
1525 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
1528 case 'p': /* prep and commit */
1529 data.ioc_pbuf1 = (void *)3;
1530 data.ioc_plen1 = strtoull(argv[6] + 1, &end,
1534 fprintf(stderr, "error: %s: batching '%s' "
1535 "needs to specify 'p' or 'g'\n",
1536 jt_cmdname(argv[0]), argv[6]);
1541 fprintf(stderr, "error: %s: bad batching '%s'\n",
1542 jt_cmdname(argv[0]), argv[6]);
1545 data.ioc_plen1 *= getpagesize();
1548 len = pages * getpagesize();
1549 thr_offset = offset_pages * getpagesize();
1555 if (nthr_per_obj != 0) {
1556 /* threads interleave */
1557 obj_idx = (thread - 1)/nthr_per_obj;
1559 stride *= nthr_per_obj;
1561 shared_data->offsets[obj_idx] = stride + thr_offset;
1562 thr_offset += ((thread - 1) % nthr_per_obj) * len;
1564 /* threads disjoint */
1565 thr_offset += (thread - 1) * len;
1568 shared_data->barrier--;
1569 if (shared_data->barrier == 0)
1570 l_cond_broadcast(&shared_data->cond);
1572 l_cond_wait(&shared_data->cond,
1573 &shared_data->mutex);
1579 data.ioc_obdo1.o_id = objid;
1580 data.ioc_obdo1.o_mode = S_IFREG;
1581 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE | OBD_MD_FLFLAGS;
1582 data.ioc_obdo1.o_flags = (verify ? OBD_FL_DEBUG_CHECK : 0);
1583 data.ioc_count = len;
1584 data.ioc_offset = (repeat_offset ? 0 : thr_offset);
1586 gettimeofday(&start, NULL);
1587 next_time.tv_sec = start.tv_sec - verbose;
1588 next_time.tv_usec = start.tv_usec;
1591 printf("%s: %s "LPU64"x%d pages (obj "LPX64", off "LPU64"): %s",
1592 jt_cmdname(argv[0]), write ? "writing" : "reading", count,
1593 pages, objid, data.ioc_offset, ctime(&start.tv_sec));
1595 cmd = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
1596 for (i = 1, next_count = verbose; i <= count && shmem_running(); i++) {
1597 data.ioc_obdo1.o_valid &= ~(OBD_MD_FLBLOCKS|OBD_MD_FLGRANT);
1598 IOC_PACK(argv[0], data);
1599 rc = l2_ioctl(OBD_DEV_ID, cmd, buf);
1602 fprintf(stderr, "error: %s: #%d - %s on %s\n",
1603 jt_cmdname(argv[0]), i, strerror(rc = errno),
1604 write ? "write" : "read");
1606 } else if (be_verbose(verbose, &next_time,i, &next_count,count)) {
1608 printf("%s: %s number %d @ "LPD64":"LPU64" for %d\n",
1609 jt_cmdname(argv[0]), write ? "write" : "read", i,
1610 data.ioc_obdo1.o_id, data.ioc_offset,
1611 (int)(pages * getpagesize()));
1615 if (!repeat_offset) {
1617 if (stride == len) {
1618 data.ioc_offset += stride;
1619 } else if (i < count) {
1621 data.ioc_offset = shared_data->offsets[obj_idx];
1622 shared_data->offsets[obj_idx] += len;
1626 data.ioc_offset += len;
1627 obj_idx = 0; /* avoids an unused var warning */
1636 gettimeofday(&end, NULL);
1638 diff = difftime(&end, &start);
1642 printf("%s: %s %dx%d pages in %.3fs (%.3f MB/s): %s",
1643 jt_cmdname(argv[0]), write ? "wrote" : "read",
1645 ((double)i * pages * getpagesize()) /
1647 ctime(&end.tv_sec));
1653 int jt_obd_lov_getconfig(int argc, char **argv)
1655 struct obd_ioctl_data data;
1656 struct lov_desc desc;
1657 struct obd_uuid *uuidarray;
1668 fd = open(path, O_RDONLY);
1670 fprintf(stderr, "open \"%s\" failed: %s\n", path,
1675 memset(&desc, 0, sizeof(desc));
1676 obd_str2uuid(&desc.ld_uuid, argv[1]);
1677 desc.ld_tgt_count = ((OBD_MAX_IOCTL_BUFFER-sizeof(data)-sizeof(desc)) /
1678 (sizeof(*uuidarray) + sizeof(*obdgens)));
1682 uuidarray = calloc(desc.ld_tgt_count, sizeof(*uuidarray));
1684 fprintf(stderr, "error: %s: no memory for %d uuid's\n",
1685 jt_cmdname(argv[0]), desc.ld_tgt_count);
1689 obdgens = calloc(desc.ld_tgt_count, sizeof(*obdgens));
1691 fprintf(stderr, "error: %s: no memory for %d generation #'s\n",
1692 jt_cmdname(argv[0]), desc.ld_tgt_count);
1697 data.ioc_inllen1 = sizeof(desc);
1698 data.ioc_inlbuf1 = (char *)&desc;
1699 data.ioc_inllen2 = desc.ld_tgt_count * sizeof(*uuidarray);
1700 data.ioc_inlbuf2 = (char *)uuidarray;
1701 data.ioc_inllen3 = desc.ld_tgt_count * sizeof(*obdgens);
1702 data.ioc_inlbuf3 = (char *)obdgens;
1704 if (obd_ioctl_pack(&data, &buf, max)) {
1705 fprintf(stderr, "error: %s: invalid ioctl\n",
1706 jt_cmdname(argv[0]));
1710 rc = ioctl(fd, OBD_IOC_LOV_GET_CONFIG, buf);
1711 if (rc == -ENOSPC) {
1716 fprintf(stderr, "error: %s: ioctl error: %s\n",
1717 jt_cmdname(argv[0]), strerror(rc = errno));
1719 struct obd_uuid *uuidp;
1723 if (obd_ioctl_unpack(&data, buf, max)) {
1724 fprintf(stderr, "error: %s: invalid reply\n",
1725 jt_cmdname(argv[0]));
1729 if (desc.ld_default_stripe_count == (__u32)-1)
1730 printf("default_stripe_count: %d\n", -1);
1732 printf("default_stripe_count: %u\n",
1733 desc.ld_default_stripe_count);
1734 printf("default_stripe_size: "LPU64"\n",
1735 desc.ld_default_stripe_size);
1736 printf("default_stripe_offset: "LPU64"\n",
1737 desc.ld_default_stripe_offset);
1738 printf("default_stripe_pattern: %u\n", desc.ld_pattern);
1739 printf("obd_count: %u\n", desc.ld_tgt_count);
1740 printf("OBDS:\tobdidx\t\tobdgen\t\t obduuid\n");
1743 for (i = 0; i < desc.ld_tgt_count; i++, uuidp++, genp++)
1744 printf("\t%6u\t%14u\t\t %s\n", i, *genp, (char *)uuidp);
1755 int jt_obd_ldlm_regress_start(int argc, char **argv)
1758 struct obd_ioctl_data data;
1759 char argstring[200];
1760 int i, count = sizeof(argstring) - 1;
1766 argstring[0] = '\0';
1767 for (i = 1; i < argc; i++) {
1768 strncat(argstring, " ", count);
1770 strncat(argstring, argv[i], count);
1771 count -= strlen(argv[i]);
1774 if (strlen(argstring)) {
1775 data.ioc_inlbuf1 = argstring;
1776 data.ioc_inllen1 = strlen(argstring) + 1;
1779 IOC_PACK(argv[0], data);
1780 rc = l2_ioctl(OBD_DEV_ID, IOC_LDLM_REGRESS_START, buf);
1782 fprintf(stderr, "error: %s: test failed: %s\n",
1783 jt_cmdname(argv[0]), strerror(rc = errno));
1788 int jt_obd_ldlm_regress_stop(int argc, char **argv)
1791 struct obd_ioctl_data data;
1797 IOC_PACK(argv[0], data);
1798 rc = l2_ioctl(OBD_DEV_ID, IOC_LDLM_REGRESS_STOP, buf);
1801 fprintf(stderr, "error: %s: test failed: %s\n",
1802 jt_cmdname(argv[0]), strerror(rc = errno));
1806 static int do_activate(int argc, char **argv, int flag)
1808 struct obd_ioctl_data data;
1815 /* reuse offset for 'active' */
1816 data.ioc_offset = flag;
1818 IOC_PACK(argv[0], data);
1819 rc = l2_ioctl(OBD_DEV_ID, IOC_OSC_SET_ACTIVE, buf);
1821 fprintf(stderr, "error: %s: failed: %s\n",
1822 jt_cmdname(argv[0]), strerror(rc = errno));
1827 int jt_obd_deactivate(int argc, char **argv)
1829 return do_activate(argc, argv, 0);
1832 int jt_obd_activate(int argc, char **argv)
1834 return do_activate(argc, argv, 1);
1837 int jt_obd_recover(int argc, char **argv)
1840 struct obd_ioctl_data data;
1847 data.ioc_inllen1 = strlen(argv[1]) + 1;
1848 data.ioc_inlbuf1 = argv[1];
1851 IOC_PACK(argv[0], data);
1852 rc = l2_ioctl(OBD_DEV_ID, OBD_IOC_CLIENT_RECOVER, buf);
1854 fprintf(stderr, "error: %s: %s\n", jt_cmdname(argv[0]),
1855 strerror(rc = errno));
1861 int jt_obd_mdc_lookup(int argc, char **argv)
1863 struct obd_ioctl_data data;
1864 char *parent, *child;
1865 int rc, fd, verbose = 1;
1867 if (argc < 3 || argc > 4)
1873 verbose = get_verbose(argv[0], argv[3]);
1877 data.ioc_inllen1 = strlen(child) + 1;
1878 data.ioc_inlbuf1 = child;
1880 IOC_PACK(argv[0], data);
1882 fd = open(parent, O_RDONLY);
1884 fprintf(stderr, "open \"%s\" failed: %s\n", parent,
1889 rc = ioctl(fd, IOC_MDC_LOOKUP, buf);
1891 fprintf(stderr, "error: %s: ioctl error: %s\n",
1892 jt_cmdname(argv[0]), strerror(rc = errno));
1897 IOC_UNPACK(argv[0], data);
1898 printf("%s: mode %o uid %d gid %d\n", child,
1899 data.ioc_obdo1.o_mode, data.ioc_obdo1.o_uid,
1900 data.ioc_obdo1.o_gid);
1906 int jt_cfg_dump_log(int argc, char **argv)
1908 struct obd_ioctl_data data;
1916 data.ioc_inllen1 = strlen(argv[1]) + 1;
1917 data.ioc_inlbuf1 = argv[1];
1919 IOC_PACK(argv[0], data);
1920 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_DUMP_LOG, buf);
1922 fprintf(stderr, "OBD_IOC_DUMP_LOG failed: %s\n",
1928 int jt_llog_catlist(int argc, char **argv)
1930 struct obd_ioctl_data data;
1937 data.ioc_inllen1 = max - size_round(sizeof(data));
1938 IOC_PACK(argv[0], data);
1940 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_CATLOGLIST, buf);
1942 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
1944 fprintf(stderr, "OBD_IOC_CATLOGLIST failed: %s\n",
1950 int jt_llog_info(int argc, char **argv)
1952 struct obd_ioctl_data data;
1959 data.ioc_inllen1 = strlen(argv[1]) + 1;
1960 data.ioc_inlbuf1 = argv[1];
1961 data.ioc_inllen2 = max - size_round(sizeof(data)) -
1962 size_round(data.ioc_inllen1);
1963 IOC_PACK(argv[0], data);
1965 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_INFO, buf);
1967 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
1969 fprintf(stderr, "OBD_IOC_LLOG_INFO failed: %s\n",
1975 int jt_llog_print(int argc, char **argv)
1977 struct obd_ioctl_data data;
1980 if (argc != 2 && argc != 4)
1984 data.ioc_inllen1 = strlen(argv[1]) + 1;
1985 data.ioc_inlbuf1 = argv[1];
1987 data.ioc_inllen2 = strlen(argv[2]) + 1;
1988 data.ioc_inlbuf2 = argv[2];
1989 data.ioc_inllen3 = strlen(argv[3]) + 1;
1990 data.ioc_inlbuf3 = argv[3];
1992 char from[2] = "1", to[3] = "-1";
1993 data.ioc_inllen2 = strlen(from) + 1;
1994 data.ioc_inlbuf2 = from;
1995 data.ioc_inllen3 = strlen(to) + 1;
1996 data.ioc_inlbuf3 = to;
1998 data.ioc_inllen4 = max - size_round(sizeof(data)) -
1999 size_round(data.ioc_inllen1) -
2000 size_round(data.ioc_inllen2) -
2001 size_round(data.ioc_inllen3);
2002 IOC_PACK(argv[0], data);
2004 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_PRINT, buf);
2006 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
2008 fprintf(stderr, "OBD_IOC_LLOG_PRINT failed: %s\n",
2014 int jt_llog_cancel(int argc, char **argv)
2016 struct obd_ioctl_data data;
2023 data.ioc_inllen1 = strlen(argv[1]) + 1;
2024 data.ioc_inlbuf1 = argv[1];
2025 data.ioc_inllen2 = strlen(argv[2]) + 1;
2026 data.ioc_inlbuf2 = argv[2];
2027 data.ioc_inllen3 = strlen(argv[3]) + 1;
2028 data.ioc_inlbuf3 = argv[3];
2029 IOC_PACK(argv[0], data);
2031 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CANCEL, buf);
2033 fprintf(stdout, "index %s be canceled.\n", argv[3]);
2035 fprintf(stderr, "OBD_IOC_LLOG_CANCEL failed: %s\n",
2041 int jt_llog_check(int argc, char **argv)
2043 struct obd_ioctl_data data;
2046 if (argc != 2 && argc != 4)
2050 data.ioc_inllen1 = strlen(argv[1]) + 1;
2051 data.ioc_inlbuf1 = argv[1];
2053 data.ioc_inllen2 = strlen(argv[2]) + 1;
2054 data.ioc_inlbuf2 = argv[2];
2055 data.ioc_inllen3 = strlen(argv[3]) + 1;
2056 data.ioc_inlbuf3 = argv[3];
2058 char from[2] = "1", to[3] = "-1";
2059 data.ioc_inllen2 = strlen(from) + 1;
2060 data.ioc_inlbuf2 = from;
2061 data.ioc_inllen3 = strlen(to) + 1;
2062 data.ioc_inlbuf3 = to;
2064 data.ioc_inllen4 = max - size_round(sizeof(data)) -
2065 size_round(data.ioc_inllen1) -
2066 size_round(data.ioc_inllen2) -
2067 size_round(data.ioc_inllen3);
2068 IOC_PACK(argv[0], data);
2070 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_CHECK, buf);
2072 fprintf(stdout, "%s", ((struct obd_ioctl_data*)buf)->ioc_bulk);
2074 fprintf(stderr, "OBD_IOC_LLOG_CHECK failed: %s\n",
2079 int jt_llog_remove(int argc, char **argv)
2081 struct obd_ioctl_data data;
2084 if (argc != 3 && argc != 2)
2088 data.ioc_inllen1 = strlen(argv[1]) + 1;
2089 data.ioc_inlbuf1 = argv[1];
2091 data.ioc_inllen2 = strlen(argv[2]) + 1;
2092 data.ioc_inlbuf2 = argv[2];
2094 IOC_PACK(argv[0], data);
2096 rc = l_ioctl(OBD_DEV_ID, OBD_IOC_LLOG_REMOVE, buf);
2099 fprintf(stdout, "log %s are removed.\n", argv[2]);
2101 fprintf(stdout, "the log in catalog %s are removed. \n", argv[1]);
2103 fprintf(stderr, "OBD_IOC_LLOG_REMOVE failed: %s\n",
2109 /* attach a regular file to virtual block device.
2112 * 1: error, it always means the command run failed
2115 static int jt_blockdev_run_process(const char *file, char *argv[])
2121 if (pid == 0) { /* child process */
2122 /* don't print error messages */
2124 (void)execvp(file, argv);
2126 } else if (pid > 0) {
2129 rc = waitpid(pid, &status, 0);
2130 if (rc < 0 || !WIFEXITED(status))
2133 return WEXITSTATUS(status);
2139 static int jt_blockdev_find_module(const char *module)
2145 fp = fopen("/proc/modules", "r");
2149 while (fscanf(fp, "%s %*s %*s %*s %*s %*s", modname) == 1) {
2150 if (strcmp(module, modname) == 0) {
2160 static int jt_blockdev_probe_module(const char *module)
2166 if (jt_blockdev_find_module(module) == 1)
2169 /* run modprobe first */
2171 argv[c++] = "/sbin/modprobe";
2173 argv[c++] = (char *)module;
2175 rc = jt_blockdev_run_process("modprobe", argv);
2179 /* cannot find the module in default directory ... */
2180 sprintf(buf, "../llite/%s.ko", module);
2182 argv[c++] = "/sbin/insmod";
2185 rc = jt_blockdev_run_process("insmod", argv);
2189 int jt_blockdev_attach(int argc, char **argv)
2193 char *filename, *devname;
2199 if (jt_blockdev_probe_module("llite_lloop") < 0) {
2200 fprintf(stderr, "error: cannot find module llite_lloop.(k)o\n");
2207 fd = open(filename, O_RDWR);
2209 fprintf(stderr, "file %s can't be opened(%s)\n\n",
2210 filename, strerror(errno));
2214 rc = ioctl(fd, LL_IOC_LLOOP_ATTACH, &dev);
2217 fprintf(stderr, "attach error(%s)\n", strerror(rc));
2221 rc = stat(devname, &st);
2222 if (rc == 0 && (!S_ISBLK(st.st_mode) || st.st_rdev != dev)) {
2224 } else if (rc < 0) {
2225 if (errno == ENOENT &&
2226 !mknod(devname, S_IFBLK|S_IRUSR|S_IWUSR, dev))
2233 fprintf(stderr, "error: the file %s could be attached to block "
2234 "device %X but creating %s failed: %s\n"
2235 "now detaching the block device..",
2236 filename, (int)dev, devname, strerror(rc));
2238 (void)ioctl(fd, LL_IOC_LLOOP_DETACH_BYDEV, dev);
2239 fprintf(stderr, "%s\n", strerror(errno));
2246 int jt_blockdev_detach(int argc, char **argv)
2255 fd = open(filename, O_RDONLY);
2257 fprintf(stderr, "cannot open file %s error %s\n",
2258 filename, strerror(errno));
2262 rc = ioctl(fd, LL_IOC_LLOOP_DETACH, 0);
2265 fprintf(stderr, "detach error(%s)\n", strerror(rc));
2267 (void)unlink(filename);
2274 int jt_blockdev_info(int argc, char **argv)
2284 fd = open(filename, O_RDONLY);
2286 fprintf(stderr, "cannot open file %s error: %s\n",
2287 filename, strerror(errno));
2291 rc = ioctl(fd, LL_IOC_LLOOP_INFO, &ino);
2294 fprintf(stderr, "error: %s\n", strerror(errno));
2297 fprintf(stdout, "lloop device info: ");
2299 fprintf(stdout, "Not attached\n");
2301 fprintf(stdout, "attached to inode "LPU64"\n", ino);
2307 static void signal_server(int sig)
2309 if (sig == SIGINT) {
2310 do_disconnect("sigint", 1);
2313 fprintf(stderr, "%s: got signal %d\n", jt_cmdname("sigint"), sig);
2316 int obd_initialize(int argc, char **argv)
2320 for (i = 0; i < MAX_STRIPES; i++)
2321 lsm_buffer.lsm.lsm_oinfo[i] = lov_oinfos + i;
2324 register_ioc_dev(OBD_DEV_ID, OBD_DEV_PATH,
2325 OBD_DEV_MAJOR, OBD_DEV_MINOR);
2330 void obd_finalize(int argc, char **argv)
2332 struct sigaction sigact;
2334 sigact.sa_handler = signal_server;
2335 sigfillset(&sigact.sa_mask);
2336 sigact.sa_flags = SA_RESTART;
2337 sigaction(SIGINT, &sigact, NULL);
2340 do_disconnect(argv[0], 1);