* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2015, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <errno.h>
#include <fcntl.h>
#include <limits.h>
+#include <malloc.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
"Usage: %s filename command-sequence [path...]\n"
" command-sequence items:\n"
" A fsetxattr(\"user.multiop\")\n"
-" a fgetxattr(\"user.multiop\")\n"
+" a[num] fgetxattr(\"user.multiop\") [optional buffer size, default 0]\n"
" c close\n"
" B[num] call setstripe ioctl to create stripes\n"
" C[num] create with optional stripes\n"
" N rename filename to path\n"
" o open(O_RDONLY)\n"
" O open(O_CREAT|O_RDWR)\n"
+" p print return value of last command\n"
" r[num] read [optional length]\n"
" R reference entire mmap-ed region\n"
" s stat\n"
" W write entire mmap-ed region\n"
" y fsync\n"
" Y fdatasync\n"
-" z[num] seek [optional position, default 0]\n"
+" z[num] lseek(SEEK_SET) [optional offset, default 0]\n"
+" Z[num] lseek(SEEK_CUR) [optional offset, default 0]\n"
" _ wait for signal\n";
void usr1_handler(int unused)
struct statfs stfs;
size_t mmap_len = 0, i;
unsigned char *mmap_ptr = NULL, junk = 0;
- int rc, len, fd = -1;
+ int len, fd = -1;
int flags;
int save_errno;
int verbose = 0;
struct lu_fid fid;
struct timespec ts;
struct lov_user_md_v3 lum;
+ char *xattr_buf = NULL;
+ size_t xattr_buf_size = 0;
+ long long rc = 0;
+ long long last_rc;
if (argc < 3) {
fprintf(stderr, usage, argv[0]);
fname = argv[1];
for (commands = argv[2]; *commands; commands++) {
+ /* XXX Most commands return 0 or we exit so we only
+ * update rc where really needed. */
+ last_rc = rc;
+ rc = 0;
+
switch (*commands) {
case '_':
if (verbose) {
}
break;
case 'a':
- if (fgetxattr(fd, XATTR, NULL, 0) == -1) {
+ len = atoi(commands + 1);
+ if (xattr_buf_size < len) {
+ xattr_buf = realloc(xattr_buf, len);
+ if (xattr_buf == NULL) {
+ save_errno = errno;
+ perror("allocating xattr buffer\n");
+ exit(save_errno);
+ }
+
+ xattr_buf_size = len;
+ }
+
+ rc = fgetxattr(fd, XATTR, xattr_buf, len);
+ if (rc < 0) {
save_errno = errno;
perror("fgetxattr");
exit(save_errno);
perror("create stripe file");
exit(save_errno);
}
+ rc = fd;
break;
case 'd':
if (mkdir(fname, 0755) == -1) {
perror("open(O_DIRECTORY)");
exit(save_errno);
}
+ rc = fd;
break;
case 'e':
commands++;
switch (*commands) {
case 'U':
- rc = llapi_lease_put(fd);
+ rc = llapi_lease_release(fd);
break;
case 'R':
- rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
break;
case 'W':
- rc = llapi_lease_get(fd, LL_LEASE_WRLCK);
+ rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
break;
default:
errx(-1, "unknown mode: %c", *commands);
str = "read";
else if (rc == LL_LEASE_WRLCK)
str = "write";
- fprintf(stdout, "%s lease(%d) released.\n",
+ fprintf(stdout, "%s lease(%lld) released.\n",
str, rc);
} else if (rc == 0) {
fprintf(stdout, "lease already broken.\n");
str = "read";
else if (rc == LL_LEASE_WRLCK)
str = "write";
- fprintf(stdout, "%s lease(%d) has applied.\n",
+ fprintf(stdout, "%s lease(%lld) has applied.\n",
str, rc);
if (*commands == '-')
errx(-1, "expect lease to not exist");
rc = llapi_fd2fid(fd, &fid);
if (rc != 0)
fprintf(stderr,
- "llapi_path/fd2fid() on %d, rc=%d\n",
+ "llapi_path/fd2fid() on %d, rc=%lld\n",
fd, rc);
else
printf(DFID"\n", PFID(&fid));
perror("create stripe file");
exit(save_errno);
}
+ rc = fd;
break;
case 'j':
if (flock(fd, LOCK_EX) == -1)
perror("open(O_RDWR|O_CREAT)");
exit(save_errno);
}
+ rc = fd;
break;
case 'o':
len = get_flags(commands+1, &flags);
perror("open");
exit(save_errno);
}
+ rc = fd;
break;
+ case 'p':
+ printf("%lld\n", last_rc);
+ break;
case 'r':
len = atoi(commands+1);
if (len <= 0)
exit(save_errno);
}
if (rc < len) {
- fprintf(stderr, "short read: %u/%u\n",
+ fprintf(stderr, "short read: %lld/%u\n",
rc, len);
if (rc == 0)
exit(ENODATA);
}
len -= rc;
if (verbose >= 2)
- printf("%.*s\n", rc, buf_align);
+ printf("%.*s\n", (int)rc, buf_align);
}
break;
case 'R':
perror("llapi_create_volatile");
exit(fd);
}
+ rc = fd;
break;
case 'w':
len = atoi(commands+1);
exit(save_errno);
}
if (rc < len)
- fprintf(stderr, "short write: %u/%u\n",
+ fprintf(stderr, "short write: %lld/%u\n",
rc, len);
len -= rc;
}
rc = llapi_get_data_version(fd, &dv, 0);
if (rc) {
fprintf(stderr, "cannot get file data version"
- " %d\n", rc);
+ " %lld\n", rc);
exit(-rc);
}
printf("dataversion is %ju\n", (uintmax_t)dv);
rc = llapi_get_ost_layout_version(fd, &layout_version);
if (rc) {
fprintf(stderr, "cannot get ost layout version"
- " %d\n", rc);
+ " %lld\n", rc);
exit(-rc);
}
printf("ostlayoutversion: %u\n", layout_version);
exit(save_errno);
}
break;
- case 'z':
- len = atoi(commands+1);
- if (lseek(fd, len, SEEK_SET) == -1) {
- save_errno = errno;
- perror("lseek");
- exit(save_errno);
- }
- break;
+ case 'z': {
+ off_t off;
+
+ len = atoi(commands + 1);
+ off = lseek(fd, len, SEEK_SET);
+ if (off == (off_t)-1) {
+ save_errno = errno;
+ perror("lseek");
+ exit(save_errno);
+ }
+
+ rc = off;
+ break;
+ }
+ case 'Z': {
+ off_t off;
+
+ len = atoi(commands + 1);
+ off = lseek(fd, len, SEEK_CUR);
+ if (off == (off_t)-1) {
+ save_errno = errno;
+ perror("lseek");
+ exit(save_errno);
+ }
+
+ rc = off;
+ break;
+ }
case '-':
case '0':
case '1':
git://git.whamcloud.com / fs / lustre-release.git / blobdiff