lustre/liblustre/tests/sanity.c

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * GPL HEADER START
   5  *
   6  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   7  *
   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.
  11  *
  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).
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * version 2 along with this program; If not, see
  20  * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
  21  *
  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
  24  * have any questions.
  25  *
  26  * GPL HEADER END
  27  */
  28 /*
  29  * Copyright  2008 Sun Microsystems, Inc. All rights reserved
  30  * Use is subject to license terms.
  31  */
  32 /*
  33  * This file is part of Lustre, http://www.lustre.org/
  34  * Lustre is a trademark of Sun Microsystems, Inc.
  35  *
  36  * lustre/liblustre/tests/sanity.c
  37  *
  38  * Lustre Light user test program
  39  */
  40
  41 #define _BSD_SOURCE
  42 #define _FILE_OFFSET_BITS 64
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <unistd.h>
  47 #include <getopt.h>
  48 #include <string.h>
  49 #include <sys/types.h>
  50 #include <sys/stat.h>
  51 #include <fcntl.h>
  52 #include <signal.h>
  53 #include <errno.h>
  54 #include <dirent.h>
  55 #include <sys/uio.h>
  56 #include <sys/time.h>
  57 #include <time.h>
  58
  59 #include <liblustre.h>
  60 #include "test_common.h"
  61 #include <lustre/liblustreapi.h>
  62
  63 #define _npages (2048)
  64
  65 void *buf_alloc;
  66 int buf_size;
  67 int opt_verbose;
  68 struct timeval start;
  69
  70 extern char *lustre_path;
  71
  72 #define ENTER(str)                                                      \
  73         do {                                                            \
  74                 char buf[100];                                          \
  75                 int len;                                                \
  76                 gettimeofday(&start, NULL);                             \
  77                 sprintf(buf, "===== START %s: %s %ld", __FUNCTION__,    \
  78                         (str), (long)start.tv_sec);                     \
  79                 len = strlen(buf);                                      \
  80                 if (len < 79) {                                         \
  81                         memset(buf+len, '=', 100-len);                  \
  82                         buf[79] = '\n';                                 \
  83                         buf[80] = 0;                                    \
  84                 }                                                       \
  85                 printf("%s", buf);                                      \
  86         } while (0)
  87
  88 #define LEAVE()                                                         \
  89         do {                                                            \
  90                 struct timeval stop;                                    \
  91                 char buf[100] = { '\0' };                               \
  92                 int len = sizeof(buf) - 1;                              \
  93                 long usec;                                              \
  94                 gettimeofday(&stop, NULL);                              \
  95                 usec = (stop.tv_sec - start.tv_sec) * 1000000 +         \
  96                        (stop.tv_usec - start.tv_usec);                  \
  97                 len = snprintf(buf, len,                                \
  98                                "===== END TEST %s: successfully (%gs)", \
  99                                __FUNCTION__, (double)usec / 1000000);   \
 100                 if (len < 79) {                                         \
 101                         memset(buf+len, '=', sizeof(buf) - len);        \
 102                         buf[79] = '\n';                                 \
 103                         buf[80] = 0;                                    \
 104                 }                                                       \
 105                 printf("%s", buf);                                      \
 106                 return 0;                                               \
 107         } while (0)
 108
 109 #define MAX_PATH_LENGTH 4096
 110
 111 int t1(char *name)
 112 {
 113         char path[MAX_PATH_LENGTH] = "";
 114
 115         ENTER("touch+unlink");
 116         snprintf(path, MAX_PATH_LENGTH, "%s/test_t1", lustre_path);
 117
 118         if (opt_verbose)
 119                 printf("touch+unlink %s\n", path);
 120
 121         t_touch(path);
 122         t_unlink(path);
 123         LEAVE();
 124 }
 125
 126 int t2(char *name)
 127 {
 128         char path[MAX_PATH_LENGTH] = "";
 129
 130         ENTER("mkdir/rmdir");
 131         snprintf(path, MAX_PATH_LENGTH, "%s/test_t2", lustre_path);
 132
 133         t_mkdir(path);
 134         t_rmdir(path);
 135         LEAVE();
 136 }
 137
 138 int t3(char *name)
 139 {
 140         char path[MAX_PATH_LENGTH] = "";
 141
 142         ENTER("regular stat");
 143         snprintf(path, MAX_PATH_LENGTH, "%s/test_t3", lustre_path);
 144
 145         t_touch(path);
 146         t_check_stat(path, NULL);
 147         t_unlink(path);
 148         LEAVE();
 149 }
 150
 151 int t4(char *name)
 152 {
 153         char path[MAX_PATH_LENGTH] = "";
 154
 155         ENTER("dir stat");
 156         snprintf(path, MAX_PATH_LENGTH, "%s/test_t4", lustre_path);
 157
 158         t_mkdir(path);
 159         t_check_stat(path, NULL);
 160         t_rmdir(path);
 161         LEAVE();
 162 }
 163
 164 int t6(char *name)
 165 {
 166         char path[MAX_PATH_LENGTH] = "";
 167         char path2[MAX_PATH_LENGTH] = "";
 168
 169         ENTER("symlink");
 170         snprintf(path, MAX_PATH_LENGTH, "%s/test_t6", lustre_path);
 171         snprintf(path2, MAX_PATH_LENGTH, "%s/test_t6_link", lustre_path);
 172
 173         t_touch(path);
 174         t_symlink(path, path2);
 175         t_check_stat(path2, NULL);
 176         t_unlink(path2);
 177         t_unlink(path);
 178         LEAVE();
 179 }
 180
 181 int t6b(char *name)
 182 {
 183         char path[MAX_PATH_LENGTH] = "";
 184         char path2[MAX_PATH_LENGTH] = "";
 185         char cwd[MAX_PATH_LENGTH] = "";
 186         char *tmp;
 187         int fd;
 188
 189         ENTER("symlink + chdir and open");
 190         snprintf(path, MAX_PATH_LENGTH, "%s/test_t6b", lustre_path);
 191         snprintf(path2, MAX_PATH_LENGTH, "%s/test_t6b_link", lustre_path);
 192
 193         t_mkdir(path);
 194         t_symlink(path, path2);
 195         t_check_stat(path2, NULL);
 196
 197         tmp = getcwd(cwd, MAX_PATH_LENGTH);
 198         if (tmp == NULL) {
 199                 fprintf(stderr, "current path too long to fit in "
 200                         "MAX_PATH_LENGTH?\n");
 201                 LEAVE();
 202         }
 203         t_chdir(path2);
 204         t_chdir(cwd);
 205         t_rmdir(path);
 206         t_touch(path);
 207
 208         fd = t_open(path2);
 209         t_close(fd);
 210
 211         t_unlink(path2);
 212         t_unlink(path);
 213         LEAVE();
 214 }
 215
 216 int t7(char *name)
 217 {
 218         char path[MAX_PATH_LENGTH] = "";
 219         int rc;
 220
 221         ENTER("mknod");
 222         snprintf(path, MAX_PATH_LENGTH, "%s/test_t7", lustre_path);
 223
 224         if (geteuid() != 0) {
 225                 rc = mknod(path, S_IFCHR | 0644, (5<<8 | 4));
 226                 if (rc != -1 || errno != EPERM) {
 227                         printf("mknod shouldn't success: rc %d, errno %d\n",
 228                                 rc, errno);
 229                 }
 230         } else {
 231                 t_mknod(path, S_IFCHR | 0644, 5, 4);
 232                 t_check_stat(path, NULL);
 233                 t_unlink(path);
 234         }
 235         LEAVE();
 236 }
 237
 238 int t8(char *name)
 239 {
 240         char path[MAX_PATH_LENGTH] = "";
 241
 242         ENTER("chmod");
 243         snprintf(path, MAX_PATH_LENGTH, "%s/test_t8", lustre_path);
 244
 245         /* Check file. */
 246         t_touch(path);
 247         t_chmod_raw(path, 0700);
 248         t_check_stat(path, NULL);
 249         t_unlink(path);
 250
 251         /* Check dir. */
 252         t_mkdir(path);
 253         t_chmod_raw(path, 0700);
 254         t_check_stat(path, NULL);
 255         t_rmdir(path);
 256
 257         LEAVE();
 258 }
 259
 260 int t9(char *name)
 261 {
 262         char path[MAX_PATH_LENGTH] = "";
 263         char path2[MAX_PATH_LENGTH] = "";
 264
 265         ENTER("hard link");
 266         snprintf(path, MAX_PATH_LENGTH, "%s/test_t9", lustre_path);
 267         snprintf(path2, MAX_PATH_LENGTH, "%s/test_t9_link", lustre_path);
 268
 269         t_touch(path);
 270         t_link(path, path2);
 271         t_check_stat(path, NULL);
 272         t_check_stat(path2, NULL);
 273         t_unlink(path);
 274         t_unlink(path2);
 275         LEAVE();
 276 }
 277
 278 int t10(char *name)
 279 {
 280         char dir1[MAX_PATH_LENGTH] = "";
 281         char dir2[MAX_PATH_LENGTH] = "";
 282         char path1[MAX_PATH_LENGTH] = "";
 283         char path2[MAX_PATH_LENGTH] = "";
 284         char rename1[MAX_PATH_LENGTH] = "";
 285         char rename2[MAX_PATH_LENGTH] = "";
 286         char rename3[MAX_PATH_LENGTH] = "";
 287
 288         ENTER("rename");
 289         snprintf(dir1, MAX_PATH_LENGTH, "%s/test_t10_dir1", lustre_path);
 290         snprintf(dir2, MAX_PATH_LENGTH, "%s/test_t10_dir2", lustre_path);
 291         snprintf(path1, MAX_PATH_LENGTH, "%s/test_t10_reg1", lustre_path);
 292         snprintf(path2, MAX_PATH_LENGTH, "%s/test_t10_reg2", lustre_path);
 293         snprintf(rename1, MAX_PATH_LENGTH, "%s/test_t10_dir1/rename1", lustre_path);
 294         snprintf(rename2, MAX_PATH_LENGTH, "%s/test_t10_dir2/rename2", lustre_path);
 295         snprintf(rename3, MAX_PATH_LENGTH, "%s/test_t10_dir2/rename3", lustre_path);
 296
 297         t_mkdir(dir1);
 298         t_mkdir(dir2);
 299         t_touch(path1);
 300         t_touch(path2);
 301         t_rename(path1, rename1);
 302         t_rename(path2, rename2);
 303         t_rename(rename1, rename2);
 304         t_rename(dir1, rename3);
 305         t_unlink(rename2);
 306         t_rmdir(rename3);
 307         t_rmdir(dir2);
 308         LEAVE();
 309 }
 310
 311 int t11(char *name)
 312 {
 313         char *base=lustre_path;
 314         char path[MAX_PATH_LENGTH], path2[MAX_PATH_LENGTH];
 315         int i, j, level = 5, nreg = 5;
 316         ENTER("deep tree");
 317
 318         safe_strncpy(path, base, MAX_PATH_LENGTH);
 319
 320         for (i = 0; i < level; i++) {
 321                 for (j = 0; j < nreg; j++) {
 322                         sprintf(path2, "%s/file%d", path, j);
 323                         t_touch(path2);
 324                 }
 325
 326                 strcat(path, "/dir");
 327                 t_mkdir(path);
 328         }
 329
 330         for (i = level; i > 0; i--) {
 331                 safe_strncpy(path, base, MAX_PATH_LENGTH);
 332                 for (j = 1; j < i; j++)
 333                         strcat(path, "/dir");
 334
 335                 for (j = 0; j < nreg; j++) {
 336                         sprintf(path2, "%s/file%d", path, j);
 337                         t_unlink(path2);
 338                 }
 339
 340                 strcat(path, "/dir");
 341                 t_rmdir(path);
 342         }
 343
 344         LEAVE();
 345 }
 346
 347 int t12(char *name)
 348 {
 349         char dir[MAX_PATH_LENGTH] = "";
 350         char buf[1024*128];
 351         int fd;
 352         ENTER("empty directory readdir");
 353         snprintf(dir, MAX_PATH_LENGTH, "%s/test_t12_dir", lustre_path);
 354
 355         t_mkdir(dir);
 356         fd = t_opendir(dir);
 357         t_ls(fd, buf, sizeof(buf));
 358         t_close(fd);
 359         t_rmdir(dir);
 360         LEAVE();
 361 }
 362
 363 int t13(char *name)
 364 {
 365         char dir[MAX_PATH_LENGTH] = "";
 366         char path[1024];
 367         char buf[1024];
 368         const int nfiles = 20;
 369         char *prefix = "test13_filename_prefix_";
 370         int fd, i;
 371         ENTER("multiple entries directory readdir");
 372         snprintf(dir, MAX_PATH_LENGTH, "%s/test_t13_dir/", lustre_path);
 373
 374         t_mkdir(dir);
 375         printf("Creating %d files...\n", nfiles);
 376         for (i = 0; i < nfiles; i++) {
 377                 sprintf(path, "%s%s%05d", dir, prefix, i);
 378                 t_touch(path);
 379         }
 380         fd = t_opendir(dir);
 381         t_ls(fd, buf, sizeof(buf));
 382         t_close(fd);
 383         printf("Cleanup...\n");
 384         for (i = 0; i < nfiles; i++) {
 385                 sprintf(path, "%s%s%05d", dir, prefix, i);
 386                 t_unlink(path);
 387         }
 388         t_rmdir(dir);
 389         LEAVE();
 390 }
 391
 392 int t14(char *name)
 393 {
 394         char dir[MAX_PATH_LENGTH] = "";
 395         char path[1024];
 396         char buf[1024];
 397         const int nfiles = 256;
 398         char *prefix = "test14_filename_long_prefix_AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA___";
 399         cfs_dirent_t *ent;
 400         int fd, i, rc, pos, index;
 401         loff_t base = 0;
 402         ENTER(">1 block(4k) directory readdir");
 403         snprintf(dir, MAX_PATH_LENGTH, "%s/test_t14_dir/", lustre_path);
 404
 405         rc = mkdir(dir, 0755);
 406         if (rc < 0 && errno != EEXIST) {
 407                 printf("mkdir(%s) error: %s\n", dir, strerror(errno));
 408                 exit(1);
 409         }
 410         printf("Creating %d files...\n", nfiles);
 411         for (i = 0; i < nfiles; i++) {
 412                 sprintf(path, "%s%s%05d", dir, prefix, i);
 413                 t_touch(path);
 414         }
 415         fd = t_opendir(dir);
 416         printf("Listing...\n");
 417         index = 0;
 418         while ((rc = getdirentries64(fd, buf, 1024, &base)) > 0) {
 419                 pos = 0;
 420                 while (pos < rc) {
 421                         char *item;
 422
 423                         ent = (void *) buf + pos;
 424                         item = (char *) ent->d_name;
 425                         if (!strcmp(item, ".") || !strcmp(item, ".."))
 426                                 goto iter;
 427                         if (strstr(item, prefix) != item) {
 428                                 printf("found bad name %s\n", item);
 429                                 return(-1);
 430                         }
 431                         printf("[%03d]: %s\t",
 432                                 index++, item + strlen(prefix));
 433 iter:
 434                         pos += ent->d_reclen;
 435                 }
 436         }
 437         printf("\n");
 438         if (rc < 0) {
 439                 printf("getdents error %d\n", rc);
 440                 return(-1);
 441         }
 442         if (index != nfiles) {
 443                 printf("get %d files != %d\n", index, nfiles);
 444                 return(-1);
 445         }
 446         t_close(fd);
 447         printf("Cleanup...\n");
 448         for (i = 0; i < nfiles; i++) {
 449                 sprintf(path, "%s%s%05d", dir, prefix, i);
 450                 t_unlink(path);
 451         }
 452         t_rmdir(dir);
 453         LEAVE();
 454 }
 455
 456 int t15(char *name)
 457 {
 458         char file[MAX_PATH_LENGTH] = "";
 459         int fd;
 460         ENTER("open-stat-close");
 461         snprintf(file, MAX_PATH_LENGTH, "%s/test_t15_file", lustre_path);
 462
 463         t_touch(file);
 464         fd = t_open(file);
 465         t_check_stat(file, NULL);
 466         t_close(fd);
 467         t_unlink(file);
 468         LEAVE();
 469 }
 470
 471 int t16(char *name)
 472 {
 473         char file[MAX_PATH_LENGTH] = "";
 474         ENTER("small-write-read");
 475         snprintf(file, MAX_PATH_LENGTH, "%s/test_t16_file", lustre_path);
 476
 477         t_echo_create(file, "aaaaaaaaaaaaaaaaaaaaaa");
 478         t_grep(file, "aaaaaaaaaaaaaaaaaaaaaa");
 479         t_unlink(file);
 480         LEAVE();
 481 }
 482
 483 int t17(char *name)
 484 {
 485         char file[MAX_PATH_LENGTH] = "";
 486         int fd;
 487         ENTER("open-unlink without close");
 488         snprintf(file, MAX_PATH_LENGTH, "%s/test_t17_file", lustre_path);
 489
 490         fd = open(file, O_WRONLY | O_CREAT, 0666);
 491         if (fd < 0) {
 492                 printf("failed to create file: %s\n", strerror(errno));
 493                 return(-1);
 494         }
 495         t_unlink(file);
 496         LEAVE();
 497 }
 498
 499 int t18(char *name)
 500 {
 501         char file[MAX_PATH_LENGTH] = "";
 502         char buf[128];
 503         int fd, i;
 504         struct stat statbuf[3];
 505         ENTER("write should change mtime/ctime");
 506         snprintf(file, MAX_PATH_LENGTH, "%s/test_t18_file", lustre_path);
 507
 508         for (i = 0; i < 3; i++) {
 509                 fd = open(file, O_RDWR|O_CREAT|O_APPEND, (mode_t)0666);
 510                 if (fd < 0) {
 511                         printf("error open file: %s\n", strerror(errno));
 512                         return(-1);
 513                 }
 514                 if (write(fd, buf, sizeof(buf)) != sizeof(buf)) {
 515                         printf("error write file\n");
 516                         return(-1);
 517                 }
 518                 close(fd);
 519                 if(stat(file, &statbuf[i]) != 0) {
 520                         printf("Error stat\n");
 521                         return(1);
 522                 }
 523                 printf("ctime %lu, mtime %lu\n",
 524                         statbuf[i].st_ctime, statbuf[i].st_mtime);
 525                 sleep(2);
 526         }
 527
 528         for (i = 1; i < 3; i++) {
 529                 if ((statbuf[i].st_ctime <= statbuf[i-1].st_ctime) ||
 530                     (statbuf[i].st_mtime <= statbuf[i-1].st_mtime)) {
 531                         printf("time error\n");
 532                         return(-1);
 533                 }
 534         }
 535         t_unlink(file);
 536         LEAVE();
 537 }
 538
 539 int t18b(char *name)
 540 {
 541         char file[MAX_PATH_LENGTH] = "";
 542         int i;
 543         struct stat statbuf[3];
 544         ENTER("utime should change mtime/atime/ctime");
 545         snprintf(file, MAX_PATH_LENGTH, "%s/test_t18b_file", lustre_path);
 546         t_touch(file);
 547
 548         for (i = 0; i < 3; i++) {
 549                 t_utime(file, NULL);
 550                 if(stat(file, &statbuf[i]) != 0) {
 551                         printf("Error stat\n");
 552                         return(1);
 553                 }
 554                 printf("atime %lu, mtime %lu, ctime %lu\n",
 555                        statbuf[i].st_atime, statbuf[i].st_mtime,
 556                        statbuf[i].st_ctime);
 557                 sleep(2);
 558         }
 559
 560         for (i = 1; i < 3; i++) {
 561                 if ((statbuf[i].st_atime <= statbuf[i-1].st_atime) ||
 562                     (statbuf[i].st_mtime <= statbuf[i-1].st_mtime) ||
 563                     (statbuf[i].st_ctime <= statbuf[i-1].st_ctime)) {
 564                         printf("time error\n");
 565                         return(-1);
 566                 }
 567         }
 568         t_unlink(file);
 569         LEAVE();
 570 }
 571
 572 static int check_file_size(char *file, long long size)
 573 {
 574         struct stat statbuf;
 575
 576         if (stat(file, &statbuf) != 0) {
 577                 printf("Error stat(%s)\n", file);
 578                 return(1);
 579         }
 580         if (statbuf.st_size != size) {
 581                 printf("size of %s: %lld != %lld\n", file,
 582                        (long long)statbuf.st_size, (long long )size);
 583                 return(-1);
 584         }
 585         return 0;
 586 }
 587
 588 int t19(char *name)
 589 {
 590         char file[MAX_PATH_LENGTH] = "";
 591         int fd;
 592         int result;
 593         ENTER("open(O_TRUNC) should truncate file to 0-length");
 594         snprintf(file, MAX_PATH_LENGTH, "%s/test_t19_file", lustre_path);
 595
 596         t_echo_create(file, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
 597
 598         fd = open(file, O_RDWR|O_CREAT|O_TRUNC, (mode_t)0666);
 599         if (fd < 0) {
 600                 printf("error open file: %s\n", strerror(errno));
 601                 return(-1);
 602         }
 603         close(fd);
 604         result = check_file_size(file, 0);
 605         if (result != 0)
 606                 return result;
 607         t_unlink(file);
 608         LEAVE();
 609 }
 610
 611 int t20(char *name)
 612 {
 613         char file[MAX_PATH_LENGTH] = "";
 614         int fd;
 615         struct iovec iov[2];
 616         char buf[100];
 617         long ret;
 618         ENTER("trap app's general bad pointer for file i/o");
 619         snprintf(file, MAX_PATH_LENGTH, "%s/test_t20_file", lustre_path);
 620
 621         fd = open(file, O_RDWR|O_CREAT, (mode_t)0666);
 622         if (fd < 0) {
 623                 printf("error open file: %s\n", strerror(errno));
 624                 return(-1);
 625         }
 626
 627         ret = write(fd, NULL, 20);
 628         if (ret != -1 || errno != EFAULT) {
 629                 printf("write 1: ret %lld, errno %d\n", (long long)ret, errno);
 630                 return(1);
 631         }
 632         ret = write(fd, (void *)-1, 20);
 633         if (ret != -1 || errno != EFAULT) {
 634                 printf("write 2: ret %lld, errno %d\n", (long long)ret, errno);
 635                 return(1);
 636         }
 637         iov[0].iov_base = NULL;
 638         iov[0].iov_len = 10;
 639         iov[1].iov_base = (void *)-1;
 640         iov[1].iov_len = 10;
 641         ret = writev(fd, iov, 2);
 642         if (ret != -1 || errno != EFAULT) {
 643                 printf("writev 1: ret %lld, errno %d\n", (long long)ret, errno);
 644                 return(1);
 645         }
 646         iov[0].iov_base = NULL;
 647         iov[0].iov_len = 0;
 648         iov[1].iov_base = buf;
 649         iov[1].iov_len = sizeof(buf);
 650         ret = writev(fd, iov, 2);
 651         if (ret != sizeof(buf)) {
 652                 printf("writev 2: ret %lld, error %d\n", (long long)ret, errno);
 653                 return(1);
 654         }
 655         lseek(fd, 0, SEEK_SET);
 656
 657         ret = read(fd, NULL, 20);
 658         if (ret != -1 || errno != EFAULT) {
 659                 printf("read 1: ret %lld, errno %d\n", (long long)ret, errno);
 660                 return(1);
 661         }
 662         ret = read(fd, (void *)-1, 20);
 663         if (ret != -1 || errno != EFAULT) {
 664                 printf("read 2: ret %lld, error %d\n", (long long)ret, errno);
 665                 return(1);
 666         }
 667         iov[0].iov_base = NULL;
 668         iov[0].iov_len = 10;
 669         iov[1].iov_base = (void *)-1;
 670         iov[1].iov_len = 10;
 671         ret = readv(fd, iov, 2);
 672         if (ret != -1 || errno != EFAULT) {
 673                 printf("readv 1: ret %lld, error %d\n", (long long)ret, errno);
 674                 return(1);
 675         }
 676         iov[0].iov_base = NULL;
 677         iov[0].iov_len = 0;
 678         iov[1].iov_base = buf;
 679         iov[1].iov_len = sizeof(buf);
 680         ret = readv(fd, iov, 2);
 681         if (ret != sizeof(buf)) {
 682                 printf("readv 2: ret %lld, error %d\n", (long long)ret, errno);
 683                 return(1);
 684         }
 685
 686         close(fd);
 687         t_unlink(file);
 688         LEAVE();
 689 }
 690
 691 int t21(char *name)
 692 {
 693         char file[MAX_PATH_LENGTH] = "";
 694         int fd, ret;
 695         struct flock lock = {
 696                 .l_type = F_RDLCK,
 697                 .l_whence = SEEK_SET,
 698         };
 699
 700         ENTER("basic fcntl support");
 701         snprintf(file, MAX_PATH_LENGTH, "%s/test_t21_file", lustre_path);
 702
 703         fd = open(file, O_RDWR|O_CREAT, (mode_t)0666);
 704         if (fd < 0) {
 705                 printf("error open file: %s\n", file);
 706                 return(-1);
 707         }
 708
 709         t_fcntl(fd, F_SETFL, O_APPEND);
 710         if (!(ret = t_fcntl(fd, F_GETFL)) & O_APPEND) {
 711                 printf("error get flag: ret %x\n", ret);
 712                 return(-1);
 713         }
 714
 715         t_fcntl(fd, F_SETLK, &lock);
 716         t_fcntl(fd, F_GETLK, &lock);
 717         lock.l_type = F_WRLCK;
 718         t_fcntl(fd, F_SETLKW, &lock);
 719         t_fcntl(fd, F_GETLK, &lock);
 720         lock.l_type = F_UNLCK;
 721         t_fcntl(fd, F_SETLK, &lock);
 722
 723         close(fd);
 724         t_unlink(file);
 725         LEAVE();
 726 }
 727
 728 int t22(char *name)
 729 {
 730         char file[MAX_PATH_LENGTH] = "";
 731         int fd;
 732         char *str = "1234567890";
 733         char buf[100];
 734         long ret;
 735         ENTER("make sure O_APPEND take effect");
 736         snprintf(file, MAX_PATH_LENGTH, "%s/test_t22_file", lustre_path);
 737
 738         fd = open(file, O_TRUNC|O_RDWR|O_CREAT|O_APPEND, (mode_t)0666);
 739         if (fd < 0) {
 740                 printf("error open file: %s\n", strerror(errno));
 741                 return(-1);
 742         }
 743
 744         lseek(fd, 100, SEEK_SET);
 745         ret = write(fd, str, strlen(str));
 746         if (ret != strlen(str)) {
 747                 printf("write 1: ret %lld, errno %d\n", (long long)ret, errno);
 748                 return(1);
 749         }
 750
 751         lseek(fd, 0, SEEK_SET);
 752         ret = read(fd, buf, sizeof(buf));
 753         if (ret != strlen(str)) {
 754                 printf("read 1: ret %lld\n", (long long)ret);
 755                 return(1);
 756         }
 757
 758         if (memcmp(buf, str, strlen(str))) {
 759                 printf("read 1 data err\n");
 760                 return(1);
 761         }
 762
 763         if (fcntl(fd, F_SETFL, 0)) {
 764                 printf("fcntl err: %s\n", strerror(errno));
 765                 return(1);
 766         }
 767
 768         lseek(fd, 100, SEEK_SET);
 769         ret = write(fd, str, strlen(str));
 770         if (ret != strlen(str)) {
 771                 printf("write 2: ret %lld, errno %d\n", (long long)ret, errno);
 772                 return(1);
 773         }
 774
 775         lseek(fd, 100, SEEK_SET);
 776         ret = read(fd, buf, sizeof(buf));
 777         if (ret != strlen(str)) {
 778                 printf("read 2: ret %lld\n", (long long)ret);
 779                 return(1);
 780         }
 781
 782         if (memcmp(buf, str, strlen(str))) {
 783                 printf("read 2 data err\n");
 784                 return(1);
 785         }
 786
 787         close(fd);
 788         t_unlink(file);
 789         LEAVE();
 790 }
 791
 792 int t23(char *name)
 793 {
 794         char path[MAX_PATH_LENGTH];
 795         int fd;
 796         long long ret;
 797         loff_t off;
 798
 799         ENTER("handle seek > 2GB");
 800         snprintf(path, MAX_PATH_LENGTH, "%s/f%s", lustre_path, name);
 801
 802         fd = open(path, O_WRONLY | O_CREAT | O_LARGEFILE, 0666);
 803         if (fd < 0) {
 804                 printf("failed to create file %s: %s\n", path, strerror(errno));
 805                 return(-1);
 806         }
 807
 808         off = 2048ULL * 1024 * 1024 - buf_size / 2;
 809         ret = lseek(fd, off, SEEK_SET);
 810         if (ret != off) {
 811                 printf("seek error for initial %llu != %llu\n",
 812                        ret, (long long)off);
 813                 return -1;
 814         }
 815
 816         ret = write(fd, buf_alloc, buf_size);
 817         if (ret != buf_size) {
 818                 printf("write error for %d != %llubytes @ %llu\n",
 819                        buf_size, ret, (long long)off);
 820                 if (ret == -1)
 821                         perror("write");
 822                 return -1;
 823         }
 824
 825         ret = lseek(fd, off, SEEK_SET);
 826         if (ret != off) {
 827                 printf("seek < 2GB error for %llu != %llu\n",
 828                        ret, (long long)off);
 829                 if (ret == -1)
 830                         perror("seek < 2GB");
 831                 return -1;
 832         }
 833
 834         ret = lseek(fd, off + buf_size - 2, SEEK_SET);
 835         if (ret != off + buf_size - 2) {
 836                 printf("seek > 2GB error for %llu != %llu\n",
 837                        ret, (long long)off);
 838                 if (ret == -1)
 839                         perror("seek > 2GB");
 840                 return -1;
 841         }
 842
 843         ret = lseek(fd, -buf_size + 2, SEEK_CUR);
 844         if (ret != off) {
 845                 printf("relative seek error for %d %llu != %llu\n",
 846                        -buf_size + 2, ret, (unsigned long long) off);
 847                 if (ret == -1)
 848                         perror("relative seek");
 849                 return -1;
 850         }
 851
 852         ret = lseek(fd, 0, SEEK_END);
 853         if (ret != off + buf_size) {
 854                 printf("end seek error for %llu != %llu\n",
 855                        ret, (long long)off + buf_size);
 856                 if (ret == -1)
 857                         perror("end seek");
 858                 return -1;
 859         }
 860
 861         ret = lseek(fd, 0, SEEK_SET);
 862         if (ret != 0) {
 863                 printf("seek 0 error for %llu != 0\n", ret);
 864                 if (ret == -1)
 865                         perror("seek 0");
 866                 return -1;
 867         }
 868
 869         off = 2048ULL * 1024 * 1024, SEEK_SET;
 870         ret = lseek(fd, off, SEEK_SET);
 871         if (ret != off) {
 872                 printf("seek 2GB error for %llu != %llu\n", ret, (unsigned long long) off);
 873                 if (ret == -1)
 874                         perror("seek 2GB");
 875                 return -1;
 876         }
 877
 878         close(fd);
 879         t_unlink(path);
 880         LEAVE();
 881 }
 882
 883 /* pos:   i/o start from
 884  * xfer:  npages per transfer
 885  */
 886 static int pages_io(int xfer, loff_t pos)
 887 {
 888         char path[MAX_PATH_LENGTH] = "";
 889
 890         int check_sum[_npages] = {0,}, *buf;
 891         int fd, rc, i, j, data_error = 0;
 892         struct timeval tw1, tw2, tr1, tr2;
 893         double tw, tr;
 894         loff_t ret;
 895
 896         snprintf(path, MAX_PATH_LENGTH, "%s/test_t50", lustre_path);
 897
 898         memset(buf_alloc, 0, buf_size);
 899
 900         /* create sample data */
 901         for (i = 0, buf = buf_alloc; i < _npages; i++) {
 902                 for (j = 0; j < CFS_PAGE_SIZE/sizeof(int); j++, buf++) {
 903                         *buf = rand();
 904                 }
 905         }
 906
 907         /* compute checksum */
 908         for (i = 0, buf = buf_alloc; i < _npages; i++) {
 909                 for (j = 0; j < CFS_PAGE_SIZE/sizeof(int); j++, buf++) {
 910                         check_sum[i] += *buf;
 911                 }
 912         }
 913
 914         unlink(path);
 915         t_touch(path);
 916
 917         fd = t_open(path);
 918
 919         /* write */
 920         ret = lseek(fd, pos, SEEK_SET);
 921         if (ret != pos) {
 922                 perror("write seek");
 923                 return 1;
 924         }
 925         gettimeofday(&tw1, NULL);
 926         for (i = 0, buf = buf_alloc; i < _npages;
 927              i += xfer, buf += xfer * CFS_PAGE_SIZE / sizeof(int)) {
 928                 rc = write(fd, buf, CFS_PAGE_SIZE * xfer);
 929                 if (rc != CFS_PAGE_SIZE * xfer) {
 930                         printf("write error (i %d, rc %d): %s\n", i, rc,
 931                                strerror(errno));
 932                         return(1);
 933                 }
 934         }
 935         gettimeofday(&tw2, NULL);
 936
 937         memset(buf_alloc, 0, buf_size);
 938
 939         /* read */
 940         ret = lseek(fd, pos, SEEK_SET);
 941         if (ret != pos) {
 942                 perror("read seek");
 943                 return 1;
 944         }
 945         gettimeofday(&tr1, NULL);
 946         for (i = 0, buf = buf_alloc; i < _npages;
 947              i += xfer, buf += xfer * CFS_PAGE_SIZE / sizeof(int)) {
 948                 rc = read(fd, buf, CFS_PAGE_SIZE * xfer);
 949                 if (rc != CFS_PAGE_SIZE * xfer) {
 950                         printf("read error (i %d, rc %d): %s\n", i, rc,
 951                                strerror(errno));
 952                         return(1);
 953                 }
 954         }
 955         gettimeofday(&tr2, NULL);
 956
 957         /* compute checksum */
 958         for (i = 0, buf = buf_alloc; i < _npages; i++) {
 959                 int sum = 0;
 960                 for (j = 0; j < CFS_PAGE_SIZE/sizeof(int); j++, buf++) {
 961                         sum += *buf;
 962                 }
 963                 if (sum != check_sum[i]) {
 964                         data_error = 1;
 965                         printf("chunk %d checksum error expected %#x got %#x\n",
 966                                 i, check_sum[i], sum);
 967                 }
 968         }
 969
 970         t_close(fd);
 971         t_unlink(path);
 972         tw = (tw2.tv_sec - tw1.tv_sec) * 1000000 + (tw2.tv_usec - tw1.tv_usec);
 973         tr = (tr2.tv_sec - tr1.tv_sec) * 1000000 + (tr2.tv_usec - tr1.tv_usec);
 974         printf(" (R:%.3fM/s, W:%.3fM/s)\n",
 975                 (_npages * CFS_PAGE_SIZE) / (tw / 1000000.0) / (1024 * 1024),
 976                 (_npages * CFS_PAGE_SIZE) / (tr / 1000000.0) / (1024 * 1024));
 977
 978         if (data_error)
 979                 return 1;
 980
 981         return 0;
 982 }
 983
 984 int t50(char *name)
 985 {
 986         int np = 1;
 987         loff_t offset = 0;
 988
 989         ENTER("4k aligned i/o sanity");
 990         while (np <= _npages) {
 991                 printf("%3d per xfer(total %d)...\t", np, _npages);
 992                 fflush(stdout);
 993                 if (pages_io(np, offset) != 0)
 994                         return 1;
 995                 np += np;
 996         }
 997         LEAVE();
 998 }
 999
1000 int t50b(char *name)
1001 {
1002         loff_t off_array[] = {1, 17, 255, 258, 4095, 4097, 8191,
1003                               1024*1024*1024*1024ULL};
1004         int i;
1005         long long offset;
1006
1007         ENTER("4k un-aligned i/o sanity");
1008         for (i = 0; i < sizeof(off_array)/sizeof(loff_t); i++) {
1009                 offset = off_array[i];
1010                 printf("16 per xfer(total %d), offset %10lld...\t",
1011                         _npages, offset);
1012                 if (pages_io(16, offset) != 0)
1013                         return 1;
1014         }
1015
1016         LEAVE();
1017 }
1018
1019 enum {
1020         T51_STEP = 42,
1021         T51_NR   = 1000
1022 };
1023
1024 /*
1025  * truncate(2) checks.
1026  */
1027 int t51(char *name)
1028 {
1029         char file[MAX_PATH_LENGTH] = "";
1030         int fd;
1031         long long size;
1032         int result;
1033
1034         ENTER("truncate() should truncate file to proper length");
1035         snprintf(file, MAX_PATH_LENGTH, "%s/test_t51_file", lustre_path);
1036
1037         for (size = 0; size < T51_NR * T51_STEP; size += T51_STEP) {
1038                 t_echo_create(file, "");
1039                 if (truncate(file, size) != 0) {
1040                         printf("\nerror truncating file: %s\n",strerror(errno));
1041                         return(-1);
1042                 }
1043                 result = check_file_size(file, size);
1044                 if (result != 0)
1045                         return result;
1046                 t_unlink(file);
1047
1048                 t_echo_create(file, "");
1049                 fd = open(file, O_RDWR|O_CREAT, (mode_t)0666);
1050                 if (fd < 0) {
1051                         printf("\nerror open file: %s\n", strerror(errno));
1052                         return(-1);
1053                 }
1054                 if (ftruncate(fd, size) != 0) {
1055                         printf("\nerror ftruncating file:%s\n",strerror(errno));
1056                         return(-1);
1057                 }
1058                 close(fd);
1059                 result = check_file_size(file, size);
1060                 if (result != 0)
1061                         return result;
1062                 t_unlink(file);
1063                 if (size % (T51_STEP * (T51_NR / 75)) == 0) {
1064                         printf(".");
1065                         fflush(stdout);
1066                 }
1067         }
1068         printf("\n");
1069         LEAVE();
1070 }
1071 /*
1072  * check atime update during read
1073  */
1074 int t52(char *name)
1075 {
1076         char file[MAX_PATH_LENGTH] = "";
1077         char buf[16];
1078         struct stat statbuf;
1079         time_t atime;
1080         time_t diff;
1081         int fd, i;
1082
1083         ENTER("atime should be updated during read");
1084         snprintf(file, MAX_PATH_LENGTH, "%s/test_t52_file", lustre_path);
1085
1086         t_echo_create(file, "check atime update during read");
1087         fd = open(file, O_RDONLY);
1088         if (fd < 0) {
1089                 printf("\nerror open file: %s\n", strerror(errno));
1090                 return(-1);
1091         }
1092         stat(file, &statbuf);
1093         printf("st_atime=%s", ctime(&statbuf.st_atime));
1094         atime = statbuf.st_atime;
1095         for (i = 0; i < 3; i++) {
1096                 ssize_t num_read;
1097                 sleep(2);
1098                 /* should not ignore read(2)'s return value */
1099                 num_read = read(fd, buf, sizeof(buf));
1100                 if (num_read < 0 ) {
1101                         printf("read from %s: %s\n", file, strerror(errno));
1102                         return -1;
1103                 }
1104                 stat(file, &statbuf);
1105                 printf("st_atime=%s", ctime(&statbuf.st_atime));
1106                 diff = statbuf.st_atime - atime;
1107                 if (diff <= 0) {
1108                         printf("atime doesn't updated! failed!\n");
1109                         close(fd);
1110                         t_unlink(file);
1111                         return -1;
1112                 }
1113                 atime = statbuf.st_atime;
1114         }
1115         close(fd);
1116         t_unlink(file);
1117         LEAVE();
1118 }
1119
1120 #define NEW_TIME        10000
1121 int t53(char *name)
1122 {
1123         char file[MAX_PATH_LENGTH] = "";
1124         struct utimbuf times;   /* struct. buffer for utime() */
1125         struct stat stat_buf;   /* struct buffer to hold file info. */
1126         time_t mtime, atime;
1127
1128         ENTER("mtime/atime should be updated by utime() call");
1129         snprintf(file, MAX_PATH_LENGTH, "%s/test_t53_file", lustre_path);
1130
1131         t_echo_create(file, "check mtime/atime update by utime() call");
1132
1133         /* Initialize the modification and access time in the times arg */
1134         times.actime = NEW_TIME+10;
1135         times.modtime = NEW_TIME;
1136
1137         /* file modification/access time */
1138         utime(file, &times);
1139
1140         if (stat(file, &stat_buf) < 0) {
1141                 printf("stat(2) of %s failed, error:%d %s\n",
1142                         file, errno, strerror(errno));
1143         }
1144         mtime = stat_buf.st_mtime;
1145         atime = stat_buf.st_atime;
1146
1147         if ((mtime == NEW_TIME) && (atime == NEW_TIME + 10)) {
1148                 t_unlink(file);
1149                 LEAVE();
1150         }
1151
1152         printf("mod time %ld, expected %ld\n", mtime, (long)NEW_TIME);
1153         printf("acc time %ld, expected %ld\n", atime, (long)NEW_TIME + 10);
1154
1155         t_unlink(file);
1156         return (-1);
1157 }
1158
1159 int t54(char *name)
1160 {
1161         char file[MAX_PATH_LENGTH] = "";
1162         struct flock lock;
1163         int fd, err;
1164
1165         ENTER("fcntl should return 0 when succeed in getting flock");
1166         snprintf(file, MAX_PATH_LENGTH, "%s/test_t54_file", lustre_path);
1167
1168         t_echo_create(file, "fcntl should return 0 when succeed");
1169
1170         fd = open(file, O_RDWR);
1171         if (fd < 0) {
1172                 printf("\nerror open file: %s\n", strerror(errno));
1173                 return(-1);
1174         }
1175         lock.l_type   = F_WRLCK;
1176         lock.l_start  = 0;
1177         lock.l_whence = 0;
1178         lock.l_len    = 1;
1179         if ((err = t_fcntl(fd, F_SETLKW, &lock)) != 0) {
1180                 fprintf(stderr, "fcntl returned: %d (%s)\n",
1181                         err, strerror(err));
1182                 close(fd);
1183                 t_unlink(file);
1184                 return (-1);
1185         }
1186
1187         lock.l_type   = F_UNLCK;
1188         t_fcntl(fd, F_SETLKW, &lock);
1189         close(fd);
1190         t_unlink(file);
1191         LEAVE();
1192 }
1193
1194 /* for O_DIRECTORY */
1195 #ifndef _GNU_SOURCE
1196 #define _GNU_SOURCE
1197 #endif
1198
1199 #define STRIPE_SIZE       (2048 * 2048)
1200 #define STRIPE_OFFSET           0
1201 #define STRIPE_COUNT            1
1202 int t55(char *name)
1203 {
1204         char path[MAX_PATH_LENGTH] = "";
1205         char file[MAX_PATH_LENGTH] = "";
1206         struct lov_user_md *lum = NULL;
1207         struct lov_user_ost_data *lo = NULL;
1208         int index, fd, buflen, rc;
1209
1210         ENTER("setstripe/getstripe");
1211         snprintf(path, MAX_PATH_LENGTH, "%s/test_t55", lustre_path);
1212         snprintf(file, MAX_PATH_LENGTH, "%s/test_t55/file_t55", lustre_path);
1213
1214         buflen = sizeof(struct lov_user_md);
1215         buflen += STRIPE_COUNT * sizeof(struct lov_user_ost_data);
1216         lum = (struct lov_user_md *)malloc(buflen);
1217         if (!lum) {
1218                 printf("out of memory!\n");
1219                 return -1;
1220         }
1221         memset(lum, 0, buflen);
1222
1223         t_mkdir(path);
1224         rc = llapi_file_create(path, STRIPE_SIZE, STRIPE_OFFSET,
1225                                STRIPE_COUNT, LOV_PATTERN_RAID0);
1226         if (rc) {
1227                 printf("llapi_file_create failed: rc = %d (%s) \n",
1228                        rc, strerror(-rc));
1229                 t_rmdir(path);
1230                 free(lum);
1231                 return -1;
1232         }
1233
1234         fd = open(file, O_CREAT | O_RDWR, 0644);
1235         if (fd < 0) {
1236                 printf("open file(%s) failed: rc = %d (%s) \n)",
1237                        file, fd, strerror(errno));
1238                 t_rmdir(path);
1239                 free(lum);
1240                 return -1;
1241         }
1242
1243         lum->lmm_magic = LOV_USER_MAGIC;
1244         lum->lmm_stripe_count = STRIPE_COUNT;
1245         rc = ioctl(fd, LL_IOC_LOV_GETSTRIPE, lum);
1246         if (rc) {
1247                 printf("dir:ioctl(LL_IOC_LOV_GETSTRIPE) failed: rc = %d(%s)\n",
1248                        rc, strerror(errno));
1249                 close(fd);
1250                 t_unlink(file);
1251                 t_rmdir(path);
1252                 free(lum);
1253                 return -1;
1254         }
1255
1256         close(fd);
1257
1258         if (opt_verbose) {
1259                 printf("lmm_magic:          0x%08X\n",  lum->lmm_magic);
1260                 printf("lmm_object_id:      "LPX64"\n", lum->lmm_object_id);
1261                 printf("lmm_object_gr:      "LPX64"\n", lum->lmm_object_gr);
1262                 printf("lmm_stripe_count:   %u\n", (int)lum->lmm_stripe_count);
1263                 printf("lmm_stripe_size:    %u\n",      lum->lmm_stripe_size);
1264                 printf("lmm_stripe_pattern: %x\n",      lum->lmm_pattern);
1265
1266                 for (index = 0; index < lum->lmm_stripe_count; index++) {
1267                         lo = lum->lmm_objects + index;
1268                         printf("object %d:\n", index);
1269                         printf("\tobject_gr:    "LPX64"\n", lo->l_object_gr);
1270                         printf("\tobject_id:    "LPX64"\n", lo->l_object_id);
1271                         printf("\tost_gen:      %#x\n", lo->l_ost_gen);
1272                         printf("\tost_idx:      %u\n", lo->l_ost_idx);
1273                 }
1274         }
1275
1276         if (lum->lmm_magic != LOV_USER_MAGIC ||
1277             lum->lmm_pattern != LOV_PATTERN_RAID0 ||
1278             lum->lmm_stripe_size != STRIPE_SIZE ||
1279             lum->lmm_objects[0].l_ost_idx != STRIPE_OFFSET ||
1280             lum->lmm_stripe_count != STRIPE_COUNT) {
1281                 printf("incorrect striping information!\n");
1282                 t_unlink(file);
1283                 t_rmdir(path);
1284                 free(lum);
1285                 return -1;
1286         }
1287         t_unlink(file);
1288
1289         /* setstripe on regular file */
1290         rc = llapi_file_create(file, STRIPE_SIZE, STRIPE_OFFSET,
1291                                STRIPE_COUNT, LOV_PATTERN_RAID0);
1292         if (rc) {
1293                 printf("llapi_file_create failed: rc = %d (%s) \n",
1294                        rc, strerror(-rc));
1295                 t_unlink(file);
1296                 t_rmdir(path);
1297                 free(lum);
1298                 return -1;
1299         }
1300         fd = open(file, O_RDWR, 0644);
1301         if (fd < 0) {
1302                 printf("failed to open(%s): rc = %d (%s)\n",
1303                        file, fd, strerror(errno));
1304                 t_unlink(file);
1305                 t_rmdir(path);
1306                 free(lum);
1307                 return -1;
1308         }
1309
1310         lum->lmm_magic = LOV_USER_MAGIC;
1311         lum->lmm_stripe_count = STRIPE_COUNT;
1312         rc = ioctl(fd, LL_IOC_LOV_GETSTRIPE, lum);
1313         if (rc) {
1314                 printf("file:ioctl(LL_IOC_LOV_GETSTRIPE) failed: rc = %d(%s)\n",
1315                        rc, strerror(errno));
1316                 close(fd);
1317                 t_unlink(file);
1318                 t_rmdir(path);
1319                 free(lum);
1320                 return -1;
1321         }
1322         close(fd);
1323
1324         if (opt_verbose) {
1325                 printf("lmm_magic:          0x%08X\n",  lum->lmm_magic);
1326                 printf("lmm_object_id:      "LPX64"\n", lum->lmm_object_id);
1327                 printf("lmm_object_gr:      "LPX64"\n", lum->lmm_object_gr);
1328                 printf("lmm_stripe_count:   %u\n", (int)lum->lmm_stripe_count);
1329                 printf("lmm_stripe_size:    %u\n",      lum->lmm_stripe_size);
1330                 printf("lmm_stripe_pattern: %x\n",      lum->lmm_pattern);
1331
1332                 for (index = 0; index < lum->lmm_stripe_count; index++) {
1333                         lo = lum->lmm_objects + index;
1334                         printf("object %d:\n", index);
1335                         printf("\tobject_gr:    "LPX64"\n", lo->l_object_gr);
1336                         printf("\tobject_id:    "LPX64"\n", lo->l_object_id);
1337                         printf("\tost_gen:      %#x\n", lo->l_ost_gen);
1338                         printf("\tost_idx:      %u\n", lo->l_ost_idx);
1339                 }
1340         }
1341
1342         if (lum->lmm_magic != LOV_USER_MAGIC ||
1343             lum->lmm_pattern != LOV_PATTERN_RAID0 ||
1344             lum->lmm_stripe_size != STRIPE_SIZE ||
1345             lum->lmm_objects[0].l_ost_idx != STRIPE_OFFSET ||
1346             lum->lmm_stripe_count != STRIPE_COUNT) {
1347                 printf("incorrect striping information!\n");
1348                 t_unlink(file);
1349                 t_rmdir(path);
1350                 free(lum);
1351                 return -1;
1352         }
1353
1354         t_unlink(file);
1355         t_rmdir(path);
1356         free(lum);
1357         LEAVE();
1358 }
1359
1360 /*
1361  * getdirentries should return -1 and set errno to EINVAL when the size
1362  * specified as an argument is too small to contain at least one entry
1363  * (see bugzilla ticket 12229)
1364  */
1365 int t56(char *name)
1366 {
1367         int fd;
1368         size_t nbytes;
1369         off_t basep = 0;
1370         long rc = 0;
1371         cfs_dirent_t dir;
1372
1373         ENTER("getdirentries should fail if nbytes is too small");
1374
1375         /* Set count to be very small.  The result should be EINVAL */
1376         nbytes = 8;
1377
1378         /* open the directory and call getdirentries */
1379         fd = t_opendir(lustre_path);
1380
1381         rc = getdirentries(fd, (char *)&dir, nbytes, &basep);
1382
1383         if (rc != -1) {
1384                 printf("Test failed: getdirentries returned %lld\n",
1385                        (long long)rc);
1386                 t_close(fd);
1387                 return -1;
1388         }
1389         if (errno != EINVAL) {
1390                 printf("Test failed: getdirentries returned %lld but errno is "
1391                        "set to %d (should be EINVAL)\n", (long long)rc, errno);
1392                 t_close(fd);
1393                 return -1;
1394         }
1395         t_close(fd);
1396
1397         LEAVE();
1398 }
1399
1400 extern void __liblustre_setup_(void);
1401 extern void __liblustre_cleanup_(void);
1402
1403
1404 void usage(char *cmd)
1405 {
1406         printf("\n"
1407              "usage: %s [-o test][-e test][-v] --target mgsnid:/fsname\n",
1408              cmd);
1409         printf("       %s --dumpfile dumpfile\n", cmd);
1410         exit(-1);
1411 }
1412
1413 struct testlist {
1414         int (*test)(char *name);
1415         char *name;
1416 } testlist[] = {
1417         { t1, "1" },
1418         { t2, "2" },
1419         { t3, "3" },
1420         { t4, "4" },
1421         { t6, "6" },
1422         { t6b, "6b" },
1423         { t7, "7" },
1424         { t8, "8" },
1425         { t9, "9" },
1426         { t10, "10" },
1427         { t11, "11" },
1428         { t12, "12" },
1429         { t13, "13" },
1430         { t14, "14" },
1431         { t15, "15" },
1432         { t16, "16" },
1433         { t17, "17" },
1434         { t18, "18" },
1435         { t18b, "t8b" },
1436         { t19, "19" },
1437         { t20, "20" },
1438         { t21, "21" },
1439         { t22, "22" },
1440         { t23, "23" },
1441         { t50, "50" },
1442         { t50b, "50b" },
1443         { t51, "51" },
1444         { t53, "53" },
1445         { t54, "54" },
1446         { t55, "55" },
1447         { t56, "56" },
1448         { NULL, NULL }
1449 };
1450
1451 int main(int argc, char * const argv[])
1452 {
1453         struct testlist *test;
1454         int opt_index, c, rc = 0, numonly = 0, numexcept = 0;
1455         char *only[100], *except[100];
1456         static struct option long_opts[] = {
1457                 {"dumpfile", 1, 0, 'd'},
1458                 {"only", 1, 0, 'o'},
1459                 {"except", 1, 0, 'e'},
1460                 {"target", 1, 0, 't'},
1461                 {"verbose", 1, 0, 'v'},
1462                 {0, 0, 0, 0}
1463         };
1464
1465         while ((c = getopt_long(argc, argv, "d:e:o:t:v", long_opts, &opt_index)) != -1) {
1466                 switch (c) {
1467                 case 'd':
1468                         setenv(ENV_LUSTRE_DUMPFILE, optarg, 1);
1469                         break;
1470                 case 'e':
1471                         if (numexcept == 0)
1472                                 printf("Not running test(s): ");
1473                         printf("%s ", optarg);
1474                         except[numexcept++] = optarg;
1475                         break;
1476                 case 'o':
1477                         if (numonly == 0)
1478                                 printf("Only running test(s): ");
1479                         printf("%s ", optarg);
1480                         only[numonly++] = optarg;
1481                         break;
1482                 case 't':
1483                         setenv(ENV_LUSTRE_MNTTGT, optarg, 1);
1484                         break;
1485                 case 'v':
1486                         opt_verbose++;
1487                         break;
1488                 default:
1489                         usage(argv[0]);
1490                         break;
1491                 }
1492         }
1493
1494         if (getenv(ENV_LUSTRE_MNTTGT) == NULL &&
1495             getenv(ENV_LUSTRE_DUMPFILE) == NULL)
1496                 usage(argv[0]);
1497
1498         if (optind != argc)
1499                 usage(argv[0]);
1500
1501         printf("\n");
1502
1503         __liblustre_setup_();
1504
1505         buf_size = _npages * CFS_PAGE_SIZE;
1506         if (opt_verbose)
1507                 printf("allocating %d bytes buffer\n", buf_size);
1508         buf_alloc = calloc(1, buf_size);
1509         if (buf_alloc == NULL) {
1510                 fprintf(stderr, "error allocating %d\n", buf_size);
1511                 exit(-ENOMEM);
1512         }
1513
1514         for (test = testlist; test->test != NULL; test++) {
1515                 int run = 1, i;
1516                 int len, olen;
1517
1518                 if (numexcept > 0) {
1519                         len = strlen(test->name);
1520                         for (i = 0; i < numexcept; i++) {
1521                                 olen = strlen(except[i]);
1522
1523                                 if (len < olen)
1524                                         continue;
1525
1526                                 if (strncmp(except[i], test->name, olen) == 0) {
1527                                         switch(test->name[olen]) {
1528                                         case '0': case '1': case '2': case '3':
1529                                         case '4': case '5': case '6': case '7':
1530                                         case '8': case '9':
1531                                                 break;
1532                                         default:
1533                                                 run = 0;
1534                                                 break;
1535                                         }
1536                                 }
1537                         }
1538                 }
1539
1540                 if (numonly > 0) {
1541                         run = 0;
1542                         len = strlen(test->name);
1543                         for (i = 0; i < numonly; i++) {
1544                                 olen = strlen(only[i]);
1545
1546                                 if (len < olen)
1547                                         continue;
1548
1549                                 if (strncmp(only[i], test->name, olen) == 0) {
1550                                         switch(test->name[olen]) {
1551                                         case '0': case '1': case '2': case '3':
1552                                         case '4': case '5': case '6': case '7':
1553                                         case '8': case '9':
1554                                                 break;
1555                                         default:
1556                                                 run = 1;
1557                                                 break;
1558                                         }
1559                                 }
1560                         }
1561                 }
1562                 if (run && (rc = (test->test)(test->name)) != 0)
1563                         break;
1564         }
1565
1566         free(buf_alloc);
1567
1568         printf("liblustre is about to shutdown\n");
1569         __liblustre_cleanup_();
1570
1571         printf("complete successfully\n");
1572         return rc;
1573 }