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3: VFS: vfs_ceph_snapshots. Implement mknodat().

Currently identical to mknod().

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>
This commit is contained in:
Jeremy Allison 2019-08-20 16:52:36 -07:00
parent 2aaadbdda1
commit a1c06667d6

View File

@ -1157,6 +1157,33 @@ static int ceph_snap_gmt_mknod(vfs_handle_struct *handle,
return SMB_VFS_NEXT_MKNOD(handle, csmb_fname, mode, dev);
}
static int ceph_snap_gmt_mknodat(vfs_handle_struct *handle,
files_struct *dirfsp,
const struct smb_filename *csmb_fname,
mode_t mode,
SMB_DEV_T dev)
{
time_t timestamp = 0;
int ret;
ret = ceph_snap_gmt_strip_snapshot(handle,
csmb_fname->base_name,
&timestamp, NULL, 0);
if (ret < 0) {
errno = -ret;
return -1;
}
if (timestamp != 0) {
errno = EROFS;
return -1;
}
return SMB_VFS_NEXT_MKNODAT(handle,
dirfsp,
csmb_fname,
mode,
dev);
}
static struct smb_filename *ceph_snap_gmt_realpath(vfs_handle_struct *handle,
TALLOC_CTX *ctx,
const struct smb_filename *csmb_fname)
@ -1621,6 +1648,7 @@ static struct vfs_fn_pointers ceph_snap_fns = {
.ntimes_fn = ceph_snap_gmt_ntimes,
.readlink_fn = ceph_snap_gmt_readlink,
.mknod_fn = ceph_snap_gmt_mknod,
.mknodat_fn = ceph_snap_gmt_mknodat,
.realpath_fn = ceph_snap_gmt_realpath,
.get_nt_acl_fn = ceph_snap_gmt_get_nt_acl,
.fget_nt_acl_fn = ceph_snap_gmt_fget_nt_acl,