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fsstress: add operation for listing xattrs from files and directories

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The previous patches added support for operations to set, get and delete
xattrs on regular files and directories, this patch just adds an operation
to list the xattrs of a file/directory.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
This commit is contained in:
Filipe Manana
2019-04-19 11:55:00 +01:00
committed by Eryu Guan
parent 0babbf1604
commit 378722046a
1 changed files with 54 additions and 0 deletions
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ltp/fsstress.c
+54
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@@ -71,6 +71,7 @@ typedef enum {
OP_GETDENTS,
OP_GETFATTR,
OP_LINK,
OP_LISTFATTR,
OP_MKDIR,
OP_MKNOD,
OP_MREAD,
@@ -188,6 +189,7 @@ void getattr_f(int, long);
void getdents_f(int, long);
void getfattr_f(int, long);
void link_f(int, long);
void listfattr_f(int, long);
void mkdir_f(int, long);
void mknod_f(int, long);
void mread_f(int, long);
@@ -244,6 +246,8 @@ opdesc_t ops[] = {
/* get extended attribute */
{ OP_GETFATTR, "getfattr", getfattr_f, 1, 0 },
{ OP_LINK, "link", link_f, 1, 1 },
/* list extent attributes */
{ OP_LISTFATTR, "listfattr", listfattr_f, 1, 0 },
{ OP_MKDIR, "mkdir", mkdir_f, 2, 1 },
{ OP_MKNOD, "mknod", mknod_f, 2, 1 },
{ OP_MREAD, "mread", mread_f, 2, 0 },
@@ -3722,6 +3726,56 @@ link_f(int opno, long r)
free_pathname(&f);
}
void
listfattr_f(int opno, long r)
{
fent_t *fep;
int e;
pathname_t f;
int v;
char *buffer = NULL;
int buffer_len;
init_pathname(&f);
if (!get_fname(FT_REGFILE | FT_DIRm, r, &f, NULL, &fep, &v)) {
if (v)
printf("%d/%d: listfattr - no filename\n", procid, opno);
goto out;
}
check_cwd();
e = listxattr(f.path, NULL, 0);
if (e < 0) {
if (v)
printf("%d/%d: listfattr %s failed %d\n",
procid, opno, f.path, errno);
goto out;
}
buffer_len = e;
if (buffer_len == 0) {
if (v)
printf("%d/%d: listfattr %s - has no extended attributes\n",
procid, opno, f.path);
goto out;
}
buffer = malloc(buffer_len);
if (!buffer) {
if (v)
printf("%d/%d: listfattr %s failed to allocate buffer with %d bytes\n",
procid, opno, f.path, buffer_len);
goto out;
}
e = listxattr(f.path, buffer, buffer_len) < 0 ? errno : 0;
if (v)
printf("%d/%d: listfattr %s buffer length %d %d\n",
procid, opno, f.path, buffer_len, e);
out:
free(buffer);
free_pathname(&f);
}
void
mkdir_f(int opno, long r)
{