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>
8 * This file is part of Lustre, http://www.lustre.org.
10 * Lustre is free software; you can redistribute it and/or
11 * modify it under the terms of version 2 of the GNU General Public
12 * License as published by the Free Software Foundation.
14 * Lustre is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with Lustre; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include <sys/ioctl.h>
28 #include <sys/socket.h>
29 #include <sys/types.h>
36 #include <linux/lustre_lib.h>
37 #include <linux/lustre_idl.h>
38 #include <linux/lustre_dlm.h>
44 #include <netinet/in.h>
49 #include <linux/list.h>
62 #define IOCINIT(data) \
64 memset(&data, 0, sizeof(data)); \
65 data.ioc_version = OBD_IOCTL_VERSION; \
66 data.ioc_conn1 = connid; \
67 data.ioc_len = sizeof(data); \
69 fprintf(stderr, "No device open, use device\n"); \
75 pack "LL LL LL LL LL LL LL L L L L L L L L L a60 a60 L L L",
94 0, 0, # struct list_head
100 char * obdo_print(struct obdo *obd)
104 sprintf(buf, "id: %Ld\ngrp: %Ld\natime: %Ld\nmtime: %Ld\nctime: %Ld\n"
105 "size: %Ld\nblocks: %Ld\nblksize: %d\nmode: %o\nuid: %d\n"
106 "gid: %d\nflags: %x\nobdflags: %x\nnlink: %d,\nvalid %x\n",
125 static char *cmdname(char *func)
127 static char buf[512];
130 sprintf(buf, "%s-%d", func, thread);
137 #define difftime(a, b) \
138 ((double)(a)->tv_sec - (b)->tv_sec + \
139 ((double)((a)->tv_usec - (b)->tv_usec) / 1000000))
141 static int be_verbose(int verbose, struct timeval *next_time,
142 int num, int *next_num, int num_total)
149 /* A positive verbosity means to print every X iterations */
151 (next_num == NULL || num >= *next_num || num >= num_total)) {
152 *next_num += verbose;
156 if (verbose < 0 && next_time != NULL) {
157 /* A negative verbosity means to print at most each X seconds */
158 gettimeofday(&now, NULL);
159 if (difftime(&now, next_time) >= 0) {
160 next_time->tv_sec = now.tv_sec - verbose;
161 next_time->tv_usec = now.tv_usec;
169 static int get_verbose(const char *arg)
173 if (!arg || arg[0] == 'v')
175 else if (arg[0] == 's' || arg[0] == 'q')
178 verbose = strtoul(arg, NULL, 0);
183 static int do_disconnect(char *func, int verbose)
185 struct obd_ioctl_data data;
193 rc = ioctl(fd, OBD_IOC_DISCONNECT , &data);
195 fprintf(stderr, "error: %s: %x %s\n", cmdname(func),
196 OBD_IOC_DISCONNECT, strerror(errno));
199 printf("%s: disconnected connid %d\n", cmdname(func),
207 extern command_t cmdlist[];
209 static int jt_device(int argc, char **argv)
211 struct obd_ioctl_data data;
214 do_disconnect(argv[0], 1);
216 memset(&data, 0, sizeof(data));
218 fprintf(stderr, "usage: %s devno\n", cmdname(argv[0]));
222 data.ioc_dev = strtoul(argv[1], NULL, 0);
224 if (obd_ioctl_pack(&data, &buf, max)) {
225 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
230 fd = open("/dev/obd", O_RDWR);
232 fprintf(stderr, "error: %s: opening /dev/obd: %s\n",
233 cmdname(argv[0]), strerror(errno));
237 rc = ioctl(fd, OBD_IOC_DEVICE , buf);
239 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
240 OBD_IOC_DEVICE, strerror(rc = errno));
245 static int jt_connect(int argc, char **argv)
247 struct obd_ioctl_data data;
252 do_disconnect(argv[0], 1);
255 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
259 rc = ioctl(fd, OBD_IOC_CONNECT , &data);
261 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
262 OBD_IOC_CONNECT, strerror(rc = errno));
264 connid = data.ioc_conn1;
269 static int jt_disconnect(int argc, char **argv)
272 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
276 return do_disconnect(argv[0], 0);
279 static int jt__device(int argc, char **argv)
285 fprintf(stderr, "usage: %s devno <command [args ...]>\n",
293 rc = jt_device(2, arg2);
298 rc = jt_connect(1, arg2);
302 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
304 ret = do_disconnect(argv[0], 0);
311 static int jt__threads(int argc, char **argv)
313 int threads, next_thread;
320 "usage: %s numthreads verbose devno <cmd [args ...]>\n",
325 threads = strtoul(argv[1], NULL, 0);
327 verbose = get_verbose(argv[2]);
329 printf("%s: starting %d threads on device %s running %s\n",
330 argv[0], threads, argv[3], argv[4]);
332 for (i = 1, next_thread = verbose; i <= threads; i++) {
335 fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
336 strerror(rc = errno));
338 } else if (rc == 0) {
340 argv[2] = "--device";
341 return jt__device(argc - 2, argv + 2);
342 } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
343 printf("%s: thread #%d (PID %d) started\n",
348 if (!thread) { /* parent process */
350 printf("%s: started %d threads\n\n", argv[0], i - 1);
354 for (j = 1; j < i; j++) {
356 int ret = wait(&status);
359 fprintf(stderr, "error: %s: wait - %s\n",
360 argv[0], strerror(errno));
363 } else if (WIFEXITED(status) == 0) {
364 fprintf(stderr, "%s: PID %d had rc=%d\n",
365 argv[0], ret, WEXITSTATUS(status));
367 rc = WEXITSTATUS(status);
375 static int jt_detach(int argc, char **argv)
377 struct obd_ioctl_data data;
383 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
387 if (obd_ioctl_pack(&data, &buf, max)) {
388 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
392 rc = ioctl(fd, OBD_IOC_DETACH , buf);
394 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
400 static int jt_cleanup(int argc, char **argv)
402 struct obd_ioctl_data data;
408 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
412 rc = ioctl(fd, OBD_IOC_CLEANUP , &data);
414 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
420 static int jt_attach(int argc, char **argv)
422 struct obd_ioctl_data data;
427 if (argc != 2 && argc != 3) {
428 fprintf(stderr, "usage: %s type [data]\n", cmdname(argv[0]));
432 data.ioc_inllen1 = strlen(argv[1]) + 1;
433 data.ioc_inlbuf1 = argv[1];
435 data.ioc_inllen2 = strlen(argv[2]) + 1;
436 data.ioc_inlbuf2 = argv[2];
439 printf("%s: len %d addr %p type %s data %s\n",
440 cmdname(argv[0]), data.ioc_len, buf,
441 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
443 if (obd_ioctl_pack(&data, &buf, max)) {
444 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
447 printf("%s: len %d addr %p raw %p type %s data %s and %s\n",
448 cmdname(argv[0]), data.ioc_len, buf, rawbuf,
449 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2), &buf[516]);
451 rc = ioctl(fd, OBD_IOC_ATTACH , buf);
453 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
454 OBD_IOC_ATTACH, strerror(rc = errno));
459 static int jt_setup(int argc, char **argv)
461 struct obd_ioctl_data data;
467 fprintf(stderr, "usage: %s [device] [fstype]\n",
473 data.ioc_inllen1 = strlen(argv[1]) + 1;
474 data.ioc_inlbuf1 = argv[1];
475 data.ioc_dev = strtoul(argv[1], NULL, 0);
480 data.ioc_inllen2 = strlen(argv[2]) + 1;
481 data.ioc_inlbuf2 = argv[2];
484 printf("%s: len %d addr %p device %s type %s\n",
485 cmdname(argv[0]), data.ioc_len, buf,
486 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
488 if (obd_ioctl_pack(&data, &buf, max)) {
489 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
492 printf("%s: len %d addr %p raw %p device %s type %s\n",
493 cmdname(argv[0]), data.ioc_len, buf, rawbuf,
494 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
496 rc = ioctl(fd, OBD_IOC_SETUP , buf);
498 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
499 strerror(rc = errno));
505 static int jt_create(int argc, char **argv)
507 struct obd_ioctl_data data;
508 struct timeval next_time;
509 int count = 1, next_count;
515 if (argc < 2 || argc > 4) {
516 fprintf(stderr, "usage: %s num [mode] [verbose]\n",
520 count = strtoul(argv[1], NULL, 0);
523 data.ioc_obdo1.o_mode = strtoul(argv[2], NULL, 0);
525 data.ioc_obdo1.o_mode = 0100644;
526 data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
528 verbose = get_verbose(argv[3]);
530 printf("%s: %d obdos\n", cmdname(argv[0]), count);
531 gettimeofday(&next_time, NULL);
532 next_time.tv_sec -= verbose;
534 for (i = 1, next_count = verbose; i <= count ; i++) {
535 rc = ioctl(fd, OBD_IOC_CREATE , &data);
537 fprintf(stderr, "error: %s: #%d - %s\n",
538 cmdname(argv[0]), i, strerror(rc = errno));
541 if (be_verbose(verbose, &next_time, i, &next_count, count))
542 printf("%s: #%d is object id %Ld\n", cmdname(argv[0]),
543 i, data.ioc_obdo1.o_id);
548 static int jt_setattr(int argc, char **argv)
550 struct obd_ioctl_data data;
555 fprintf(stderr, "usage: %s id mode\n", cmdname(argv[0]));
559 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
560 data.ioc_obdo1.o_mode = S_IFREG | strtoul(argv[2], NULL, 0);
561 data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
563 rc = ioctl(fd, OBD_IOC_SETATTR , &data);
565 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
566 strerror(rc = errno));
571 static int jt_destroy(int argc, char **argv)
573 struct obd_ioctl_data data;
578 fprintf(stderr, "usage: %s id\n", cmdname(argv[0]));
582 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
583 data.ioc_obdo1.o_mode = S_IFREG|0644;
585 rc = ioctl(fd, OBD_IOC_DESTROY , &data);
587 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
588 strerror(rc = errno));
593 static int jt_getattr(int argc, char **argv)
595 struct obd_ioctl_data data;
599 fprintf(stderr, "usage: %s id\n", cmdname(argv[0]));
604 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
605 /* to help obd filter */
606 data.ioc_obdo1.o_mode = 0100644;
607 data.ioc_obdo1.o_valid = 0xffffffff;
608 printf("%s: object id %Ld\n", cmdname(argv[0]), data.ioc_obdo1.o_id);
610 rc = ioctl(fd, OBD_IOC_GETATTR , &data);
612 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
615 printf("%s: object id %Ld, mode %o\n", cmdname(argv[0]),
616 data.ioc_obdo1.o_id, data.ioc_obdo1.o_mode);
621 static int jt_test_getattr(int argc, char **argv)
623 struct obd_ioctl_data data;
624 struct timeval start, next_time;
625 int i, count, next_count;
629 if (argc != 2 && argc != 3) {
630 fprintf(stderr, "usage: %s count [verbose]\n",cmdname(argv[0]));
635 count = strtoul(argv[1], NULL, 0);
637 verbose = get_verbose(argv[2]);
639 data.ioc_obdo1.o_valid = 0xffffffff;
640 data.ioc_obdo1.o_id = 2;
641 gettimeofday(&start, NULL);
642 next_time.tv_sec = start.tv_sec - verbose;
643 next_time.tv_usec = start.tv_usec;
644 printf("%s: getting %d attrs (testing only): %s", cmdname(argv[0]),
645 count, ctime(&start.tv_sec));
647 for (i = 1, next_count = verbose; i <= count; i++) {
648 rc = ioctl(fd, OBD_IOC_GETATTR , &data);
650 fprintf(stderr, "error: %s: #%d - %s\n",
651 cmdname(argv[0]), i, strerror(rc = errno));
653 } else if (be_verbose(verbose, &next_time, i,&next_count,count))
654 printf("%s: got attr #%d\n", cmdname(argv[0]), i);
661 gettimeofday(&end, NULL);
663 diff = difftime(&end, &start);
666 printf("%s: %d attrs in %.4gs (%.4g attr/s): %s",
667 cmdname(argv[0]), i, diff, (double)i / diff,
673 static int jt_test_brw(int argc, char **argv)
675 struct obd_ioctl_data data;
676 struct timeval start, next_time;
678 int pages = 1, obdos = 1, count, next_count;
679 int verbose = 1, write = 0, rw;
684 if (argc < 2 || argc > 6) {
686 "usage: %s count [write [verbose [pages [obdos]]]]\n",
691 count = strtoul(argv[1], NULL, 0);
694 if (argv[2][0] == 'w' || argv[2][0] == '1')
696 else if (argv[2][0] == 'r' || argv[2][0] == '0')
699 verbose = get_verbose(argv[3]);
703 pages = strtoul(argv[4], NULL, 0);
705 obdos = strtoul(argv[5], NULL, 0);
707 if (obdos != 1 && obdos != 2) {
708 fprintf(stderr, "error: %s: only 1 or 2 obdos supported\n",
713 len = pages * PAGE_SIZE;
715 bulk = calloc(obdos, len);
717 fprintf(stderr, "error: %s: no memory allocating %dx%d pages\n",
718 cmdname(argv[0]), obdos, pages);
722 data.ioc_conn2 = connid;
723 data.ioc_obdo1.o_id = 2;
724 data.ioc_count = len;
726 data.ioc_plen1 = len;
727 data.ioc_pbuf1 = bulk;
729 data.ioc_obdo2.o_id = 2;
730 data.ioc_plen2 = len;
731 data.ioc_pbuf2 = bulk + len;
734 gettimeofday(&start, NULL);
735 next_time.tv_sec = start.tv_sec - verbose;
736 next_time.tv_usec = start.tv_usec;
738 printf("%s: %s %d (%dx%d pages) (testing only): %s",
739 cmdname(argv[0]), write ? "writing" : "reading",
740 count, obdos, pages, ctime(&start.tv_sec));
743 * We will put in the start time (and loop count inside the loop)
744 * at the beginning of each page so that we will be able to validate
745 * (at some later time) whether the data actually made it or not.
747 for (o = 0, b = bulk; o < obdos; o++)
748 for (p = 0; p < pages; p++, b += PAGE_SIZE)
749 memcpy(b, &start, sizeof(start));
751 rw = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
752 for (i = 1, next_count = verbose; i <= count; i++) {
754 b = bulk + sizeof(struct timeval);
755 for (o = 0; o < obdos; o++)
756 for (p = 0; p < pages; p++, b += PAGE_SIZE)
757 memcpy(b, &count, sizeof(count));
760 rc = ioctl(fd, rw, &data);
762 fprintf(stderr, "error: %s: #%d - %s on %s\n",
763 cmdname(argv[0]), i, strerror(rc = errno),
764 write ? "write" : "read");
766 } else if (be_verbose(verbose, &next_time, i,&next_count,count))
767 printf("%s: %s number %d\n", cmdname(argv[0]),
768 write ? "write" : "read", i);
777 gettimeofday(&end, NULL);
779 diff = difftime(&end, &start);
782 printf("%s: %s %dx%dx%d pages in %.4gs (%.4g pg/s): %s",
783 cmdname(argv[0]), write ? "wrote" : "read", obdos,
784 pages, i, diff, (double)obdos * i * pages / diff,
790 static int jt_test_ldlm(int argc, char **argv)
792 struct obd_ioctl_data data;
797 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
801 rc = ioctl(fd, IOC_LDLM_TEST, &data);
803 fprintf(stderr, "error: %s: test failed: %s\n",
804 cmdname(argv[0]), strerror(rc = errno));
808 command_t cmdlist[] = {
810 {"--device", jt__device, 0, "--device <devno> <command [args ...]>"},
811 {"--threads", jt__threads, 0,
812 "--threads <threads> <devno> <command [args ...]>"},
814 /* Device configuration commands */
815 {"device", jt_device, 0, "set current device (args device no)"},
816 {"attach", jt_attach, 0, "name the type of device (args: type data"},
817 {"setup", jt_setup, 0, "setup device (args: <blkdev> [data]"},
818 {"detach", jt_detach, 0, "detach the current device (arg: )"},
819 {"cleanup", jt_cleanup, 0, "cleanup the current device (arg: )"},
821 /* Session commands */
822 {"connect", jt_connect, 0, "connect - get a connection to device"},
823 {"disconnect", jt_disconnect, 0,
824 "disconnect - break connection to device"},
826 /* Session operations */
827 {"create", jt_create, 0, "create [count [mode [verbose]]]"},
828 {"destroy", jt_destroy, 0, "destroy <id>"},
829 {"getattr", jt_getattr, 0, "getattr <id>"},
830 {"setattr", jt_setattr, 0, "setattr <id> <mode>"},
831 {"test_getattr", jt_test_getattr, 0, "test_getattr <count> [verbose]"},
832 {"test_brw", jt_test_brw, 0, "test_brw <count> [write [verbose]]"},
833 {"test_ldlm", jt_test_ldlm, 0, "test lock manager (no args)"},
835 /* User interface commands */
836 {"help", Parser_help, 0, "help"},
837 {"exit", Parser_quit, 0, "quit"},
838 {"quit", Parser_quit, 0, "quit"},
843 static void signal_server(int sig)
846 do_disconnect("sigint", 1);
849 fprintf(stderr, "%s: got signal %d\n", cmdname("sigint"), sig);
853 int main(int argc, char **argv)
855 struct sigaction sigact;
858 sigact.sa_handler = signal_server;
859 sigfillset(&sigact.sa_mask);
860 sigact.sa_flags = SA_RESTART;
861 sigaction(SIGINT, &sigact, NULL);
865 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
867 Parser_init("obdctl > ", cmdlist);
871 do_disconnect(argv[0], 1);