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create whiteout when renaming file over existing whiteout

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Create `whiteout` for cases if there is already a whiteout in the destination path
and rename is called with flag RENAME_NOREPLACE.

Signed-off-by: Aditya R <arajan@redhat.com>
This commit is contained in:
Aditya R 2022-06-07 18:42:53 +05:30
parent 878cb0ccad
commit e5e4c5eb6e
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GPG Key ID: 8E5A8A19DF7C8673
1 changed files with 10 additions and 2 deletions
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12
main.c
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@ -4631,9 +4631,17 @@ ovl_rename_direct (fuse_req_t req, fuse_ino_t parent, const char *name,
ret = direct_renameat2 (srcfd, name, destfd,
newname, flags|RENAME_WHITEOUT);
}
/* If the destination is a whiteout, just overwrite it. */
/* If the destination is a whiteout, just overwrite it. */
if (ret < 0 && errno == EEXIST)
ret = direct_renameat2 (srcfd, name, destfd, newname, flags & ~RENAME_NOREPLACE);
{
ret = direct_renameat2(srcfd, name, destfd, newname, flags & ~RENAME_NOREPLACE);
if (ret >= 0)
{
ret = create_whiteout(lo, pnode, name, false, false);
if (ret < 0)
goto error;
}
}
if (ret < 0)
{
ret = direct_renameat2 (srcfd, name, destfd,