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 do_disconnect(char *func, int verbose)
171 struct obd_ioctl_data data;
179 rc = ioctl(fd, OBD_IOC_DISCONNECT , &data);
181 fprintf(stderr, "error: %s: %x %s\n", cmdname(func),
182 OBD_IOC_DISCONNECT, strerror(errno));
185 printf("%s: disconnected connid %d\n", cmdname(func),
193 extern command_t cmdlist[];
195 static int jt_device(int argc, char **argv)
197 struct obd_ioctl_data data;
200 do_disconnect(argv[0], 1);
202 memset(&data, 0, sizeof(data));
204 fprintf(stderr, "usage: %s devno\n", cmdname(argv[0]));
208 data.ioc_dev = strtoul(argv[1], NULL, 0);
210 if (obd_ioctl_pack(&data, &buf, max)) {
211 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
216 fd = open("/dev/obd", O_RDWR);
218 fprintf(stderr, "error: %s: opening /dev/obd: %s\n",
219 cmdname(argv[0]), strerror(errno));
223 rc = ioctl(fd, OBD_IOC_DEVICE , buf);
225 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
226 OBD_IOC_DEVICE, strerror(rc = errno));
231 static int jt_connect(int argc, char **argv)
233 struct obd_ioctl_data data;
238 do_disconnect(argv[0], 1);
241 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
245 rc = ioctl(fd, OBD_IOC_CONNECT , &data);
247 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
248 OBD_IOC_CONNECT, strerror(rc = errno));
250 connid = data.ioc_conn1;
255 static int jt_disconnect(int argc, char **argv)
258 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
262 return do_disconnect(argv[0], 0);
265 static int jt__device(int argc, char **argv)
271 fprintf(stderr, "usage: %s devno <command [args ...]>\n",
279 rc = jt_device(2, arg2);
284 rc = jt_connect(1, arg2);
288 rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
290 ret = do_disconnect(argv[0], 0);
297 static int jt__threads(int argc, char **argv)
299 int threads, next_thread;
306 "usage: %s numthreads verbose devno <cmd [args ...]>\n",
311 threads = strtoul(argv[1], NULL, 0);
313 if (argv[2][0] == 's' || argv[2][0] == 'q')
315 else if (argv[2][0] == 'v')
318 verbose = strtoul(argv[2], NULL, 0);
320 printf("%s: starting %d threads on device %s running %s\n",
321 argv[0], threads, argv[3], argv[4]);
323 for (i = 1, next_thread = verbose; i <= threads; i++) {
326 fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
327 strerror(rc = errno));
329 } else if (rc == 0) {
331 argv[2] = "--device";
332 return jt__device(argc - 2, argv + 2);
333 } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
334 printf("%s: thread #%d (PID %d) started\n",
339 if (!thread) { /* parent process */
341 printf("%s: started %d threads\n\n", argv[0], i - 1);
345 for (j = 1; j < i; j++) {
347 int ret = wait(&status);
350 fprintf(stderr, "error: %s: wait - %s\n",
351 argv[0], strerror(errno));
354 } else if (WIFEXITED(status) == 0) {
355 fprintf(stderr, "%s: PID %d had rc=%d\n",
356 argv[0], ret, WEXITSTATUS(status));
358 rc = WEXITSTATUS(status);
366 static int jt_detach(int argc, char **argv)
368 struct obd_ioctl_data data;
374 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
378 if (obd_ioctl_pack(&data, &buf, max)) {
379 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
383 rc = ioctl(fd, OBD_IOC_DETACH , buf);
385 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
391 static int jt_cleanup(int argc, char **argv)
393 struct obd_ioctl_data data;
399 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
403 rc = ioctl(fd, OBD_IOC_CLEANUP , &data);
405 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
411 static int jt_attach(int argc, char **argv)
413 struct obd_ioctl_data data;
418 if (argc != 2 && argc != 3) {
419 fprintf(stderr, "usage: %s type [data]\n", cmdname(argv[0]));
423 data.ioc_inllen1 = strlen(argv[1]) + 1;
424 data.ioc_inlbuf1 = argv[1];
426 data.ioc_inllen2 = strlen(argv[2]) + 1;
427 data.ioc_inlbuf2 = argv[2];
430 printf("%s: len %d addr %p type %s data %s\n",
431 cmdname(argv[0]), data.ioc_len, buf,
432 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
434 if (obd_ioctl_pack(&data, &buf, max)) {
435 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
438 printf("%s: len %d addr %p raw %p type %s data %s and %s\n",
439 cmdname(argv[0]), data.ioc_len, buf, rawbuf,
440 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2), &buf[516]);
442 rc = ioctl(fd, OBD_IOC_ATTACH , buf);
444 fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
445 OBD_IOC_ATTACH, strerror(rc = errno));
450 static int jt_setup(int argc, char **argv)
452 struct obd_ioctl_data data;
458 fprintf(stderr, "usage: %s [device] [fstype]\n",
464 data.ioc_inllen1 = strlen(argv[1]) + 1;
465 data.ioc_inlbuf1 = argv[1];
466 data.ioc_dev = strtoul(argv[1], NULL, 0);
471 data.ioc_inllen2 = strlen(argv[2]) + 1;
472 data.ioc_inlbuf2 = argv[2];
475 printf("%s: len %d addr %p device %s type %s\n",
476 cmdname(argv[0]), data.ioc_len, buf,
477 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
479 if (obd_ioctl_pack(&data, &buf, max)) {
480 fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
483 printf("%s: len %d addr %p raw %p device %s type %s\n",
484 cmdname(argv[0]), data.ioc_len, buf, rawbuf,
485 MKSTR(data.ioc_inlbuf1), MKSTR(data.ioc_inlbuf2));
487 rc = ioctl(fd, OBD_IOC_SETUP , buf);
489 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
490 strerror(rc = errno));
496 static int jt_create(int argc, char **argv)
498 struct obd_ioctl_data data;
499 struct timeval next_time;
500 int count = 1, next_count;
506 if (argc < 2 || argc > 4) {
507 fprintf(stderr, "usage: %s num [mode] [verbose]\n",
511 count = strtoul(argv[1], NULL, 0);
514 data.ioc_obdo1.o_mode = strtoul(argv[2], NULL, 0);
516 data.ioc_obdo1.o_mode = 0100644;
517 data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
520 if (argv[3][0] == 's' || argv[3][0] == 'q')
522 else if (argv[3][0] == 'v')
525 verbose = strtoul(argv[3], NULL, 0);
528 printf("%s: %d obdos\n", cmdname(argv[0]), count);
529 gettimeofday(&next_time, NULL);
530 next_time.tv_sec -= verbose;
532 for (i = 1, next_count = verbose; i <= count ; i++) {
533 rc = ioctl(fd, OBD_IOC_CREATE , &data);
535 fprintf(stderr, "error: %s: #%d - %s\n",
536 cmdname(argv[0]), i, strerror(rc = errno));
539 if (be_verbose(verbose, &next_time, i, &next_count, count))
540 printf("%s: #%d is object id %Ld\n", cmdname(argv[0]),
541 i, data.ioc_obdo1.o_id);
546 static int jt_setattr(int argc, char **argv)
548 struct obd_ioctl_data data;
553 fprintf(stderr, "usage: %s id mode\n", cmdname(argv[0]));
557 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
558 data.ioc_obdo1.o_mode = S_IFREG | strtoul(argv[2], NULL, 0);
559 data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
561 rc = ioctl(fd, OBD_IOC_SETATTR , &data);
563 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
564 strerror(rc = errno));
569 static int jt_destroy(int argc, char **argv)
571 struct obd_ioctl_data data;
576 fprintf(stderr, "usage: %s id\n", cmdname(argv[0]));
580 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
581 data.ioc_obdo1.o_mode = S_IFREG|0644;
583 rc = ioctl(fd, OBD_IOC_DESTROY , &data);
585 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
586 strerror(rc = errno));
591 static int jt_getattr(int argc, char **argv)
593 struct obd_ioctl_data data;
597 fprintf(stderr, "usage: %s id\n", cmdname(argv[0]));
602 data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
603 /* to help obd filter */
604 data.ioc_obdo1.o_mode = 0100644;
605 data.ioc_obdo1.o_valid = 0xffffffff;
606 printf("%s: object id %Ld\n", cmdname(argv[0]), data.ioc_obdo1.o_id);
608 rc = ioctl(fd, OBD_IOC_GETATTR , &data);
610 fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
613 printf("%s: object id %Ld, mode %o\n", cmdname(argv[0]),
614 data.ioc_obdo1.o_id, data.ioc_obdo1.o_mode);
619 static int jt_test_getattr(int argc, char **argv)
621 struct obd_ioctl_data data;
622 struct timeval start, next_time;
623 int i, count, next_count;
627 if (argc != 2 && argc != 3) {
628 fprintf(stderr, "usage: %s count [verbose]\n",cmdname(argv[0]));
633 count = strtoul(argv[1], NULL, 0);
636 if (argv[2][0] == 's' || argv[2][0] == 'q')
638 else if (argv[2][0] == 'v')
641 verbose = strtoul(argv[2], NULL, 0);
643 data.ioc_obdo1.o_valid = 0xffffffff;
644 data.ioc_obdo1.o_id = 2;
645 gettimeofday(&start, NULL);
646 next_time.tv_sec = start.tv_sec - verbose;
647 next_time.tv_usec = start.tv_usec;
648 printf("%s: getting %d attrs (testing only): %s", cmdname(argv[0]),
649 count, ctime(&start.tv_sec));
651 for (i = 1, next_count = verbose; i <= count; i++) {
652 rc = ioctl(fd, OBD_IOC_GETATTR , &data);
654 fprintf(stderr, "error: %s: #%d - %s\n",
655 cmdname(argv[0]), i, strerror(rc = errno));
657 } else if (be_verbose(verbose, &next_time, i,&next_count,count))
658 printf("%s: got attr #%d\n", cmdname(argv[0]), i);
665 gettimeofday(&end, NULL);
667 diff = difftime(&end, &start);
670 printf("%s: %d attrs in %.4gs (%.4g attr/s): %s",
671 cmdname(argv[0]), i, diff, (double)i / diff,
677 static int jt_test_brw(int argc, char **argv)
679 struct obd_ioctl_data data;
680 struct timeval start, next_time;
682 int pages = 1, obdos = 1, count, next_count;
683 int verbose = 1, write = 0, rw;
688 if (argc < 2 || argc > 6) {
690 "usage: %s count [write [verbose [pages [obdos]]]]\n",
695 count = strtoul(argv[1], NULL, 0);
698 if (argv[2][0] == 'w' || argv[2][0] == '1')
700 else if (argv[2][0] == 'r' || argv[2][0] == '0')
704 if (argv[3][0] == 's' || argv[3][0] == 'q')
706 else if (argv[3][0] == 'v')
709 verbose = strtoul(argv[3], NULL, 0);
712 pages = strtoul(argv[4], NULL, 0);
714 obdos = strtoul(argv[5], NULL, 0);
716 if (obdos != 1 && obdos != 2) {
717 fprintf(stderr, "error: %s: only 1 or 2 obdos supported\n",
722 len = pages * PAGE_SIZE;
724 bulk = calloc(obdos, len);
726 fprintf(stderr, "error: %s: no memory allocating %dx%d pages\n",
727 cmdname(argv[0]), obdos, pages);
731 data.ioc_conn2 = connid;
732 data.ioc_obdo1.o_id = 2;
733 data.ioc_count = len;
735 data.ioc_plen1 = len;
736 data.ioc_pbuf1 = bulk;
738 data.ioc_obdo2.o_id = 2;
739 data.ioc_plen2 = len;
740 data.ioc_pbuf2 = bulk + len;
743 gettimeofday(&start, NULL);
744 next_time.tv_sec = start.tv_sec - verbose;
745 next_time.tv_usec = start.tv_usec;
747 printf("%s: %s %d (%dx%d pages) (testing only): %s",
748 cmdname(argv[0]), write ? "writing" : "reading",
749 count, obdos, pages, ctime(&start.tv_sec));
752 * We will put in the start time (and loop count inside the loop)
753 * at the beginning of each page so that we will be able to validate
754 * (at some later time) whether the data actually made it or not.
756 for (o = 0, b = bulk; o < obdos; o++)
757 for (p = 0; p < pages; p++, b += PAGE_SIZE)
758 memcpy(b, &start, sizeof(start));
760 rw = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
761 for (i = 1, next_count = verbose; i <= count; i++) {
763 b = bulk + sizeof(struct timeval);
764 for (o = 0; o < obdos; o++)
765 for (p = 0; p < pages; p++, b += PAGE_SIZE)
766 memcpy(b, &count, sizeof(count));
769 rc = ioctl(fd, rw, &data);
771 fprintf(stderr, "error: %s: #%d - %s on %s\n",
772 cmdname(argv[0]), i, strerror(rc = errno),
773 write ? "write" : "read");
775 } else if (be_verbose(verbose, &next_time, i,&next_count,count))
776 printf("%s: %s number %d\n", cmdname(argv[0]),
777 write ? "write" : "read", i);
786 gettimeofday(&end, NULL);
788 diff = difftime(&end, &start);
791 printf("%s: %s %dx%dx%d pages in %.4gs (%.4g pg/s): %s",
792 cmdname(argv[0]), write ? "wrote" : "read", obdos,
793 pages, i, diff, (double)obdos * i * pages / diff,
799 static int jt_test_ldlm(int argc, char **argv)
801 struct obd_ioctl_data data;
806 fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
810 rc = ioctl(fd, IOC_LDLM_TEST, &data);
812 fprintf(stderr, "error: %s: test failed: %s\n",
813 cmdname(argv[0]), strerror(rc = errno));
817 command_t cmdlist[] = {
819 {"--device", jt__device, 0, "--device <devno> <command [args ...]>"},
820 {"--threads", jt__threads, 0,
821 "--threads <threads> <devno> <command [args ...]>"},
823 /* Device configuration commands */
824 {"device", jt_device, 0, "set current device (args device no)"},
825 {"attach", jt_attach, 0, "name the type of device (args: type data"},
826 {"setup", jt_setup, 0, "setup device (args: <blkdev> [data]"},
827 {"detach", jt_detach, 0, "detach the current device (arg: )"},
828 {"cleanup", jt_cleanup, 0, "cleanup the current device (arg: )"},
830 /* Session commands */
831 {"connect", jt_connect, 0, "connect - get a connection to device"},
832 {"disconnect", jt_disconnect, 0,
833 "disconnect - break connection to device"},
835 /* Session operations */
836 {"create", jt_create, 0, "create [count [mode [verbose]]]"},
837 {"destroy", jt_destroy, 0, "destroy <id>"},
838 {"getattr", jt_getattr, 0, "getattr <id>"},
839 {"setattr", jt_setattr, 0, "setattr <id> <mode>"},
840 {"test_getattr", jt_test_getattr, 0, "test_getattr <count> [verbose]"},
841 {"test_brw", jt_test_brw, 0, "test_brw <count> [write [verbose]]"},
842 {"test_ldlm", jt_test_ldlm, 0, "test lock manager (no args)"},
844 /* User interface commands */
845 {"help", Parser_help, 0, "help"},
846 {"exit", Parser_quit, 0, "quit"},
847 {"quit", Parser_quit, 0, "quit"},
852 static void signal_server(int sig)
855 do_disconnect("sigint", 1);
858 fprintf(stderr, "%s: got signal %d\n", cmdname("sigint"), sig);
862 int main(int argc, char **argv)
864 struct sigaction sigact;
867 sigact.sa_handler = signal_server;
868 sigfillset(&sigact.sa_mask);
869 sigact.sa_flags = SA_RESTART;
870 sigaction(SIGINT, &sigact, NULL);
874 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
876 Parser_init("obdctl > ", cmdlist);
880 do_disconnect(argv[0], 1);