2 * Store Windows ACLs in a tdb.
4 * Copyright (C) Volker Lendecke, 2008
5 * Copyright (C) Jeremy Allison, 2008
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 /* NOTE: This is an experimental module, not yet finished. JRA. */
24 #include "librpc/gen_ndr/xattr.h"
25 #include "librpc/gen_ndr/ndr_xattr.h"
28 #define DBGC_CLASS DBGC_VFS
30 static unsigned int ref_count;
31 static struct db_context *acl_db;
33 /*******************************************************************
34 Open acl_db if not already open, increment ref count.
35 *******************************************************************/
37 static bool acl_tdb_init(struct db_context **pp_db)
47 dbname = state_path("file_ntacls.tdb");
55 *pp_db = db_open(NULL, dbname, 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
73 /*******************************************************************
74 Lower ref count and close acl_db if zero.
75 *******************************************************************/
77 static void free_acl_tdb_data(void **pptr)
79 struct db_context **pp_db = (struct db_context **)pptr;
88 /*******************************************************************
89 Fetch_lock the tdb acl record for a file
90 *******************************************************************/
92 static struct db_record *acl_tdb_lock(TALLOC_CTX *mem_ctx,
93 struct db_context *db,
94 const struct file_id *id)
98 /* For backwards compatibility only store the dev/inode. */
99 push_file_id_16((char *)id_buf, id);
100 return db->fetch_locked(db,
102 make_tdb_data(id_buf,
106 /*******************************************************************
107 Delete the tdb acl record for a file
108 *******************************************************************/
110 static NTSTATUS acl_tdb_delete(vfs_handle_struct *handle,
111 struct db_context *db,
112 SMB_STRUCT_STAT *psbuf)
115 struct file_id id = vfs_file_id_from_sbuf(handle->conn, psbuf);
116 struct db_record *rec = acl_tdb_lock(talloc_tos(), db, &id);
119 * If rec == NULL there's not much we can do about it
123 DEBUG(10,("acl_tdb_delete: rec == NULL\n"));
128 status = rec->delete_rec(rec);
133 /*******************************************************************
134 Parse out a struct security_descriptor from a DATA_BLOB.
135 *******************************************************************/
137 static NTSTATUS parse_acl_blob(const DATA_BLOB *pblob,
138 uint32 security_info,
139 struct security_descriptor **ppdesc)
141 TALLOC_CTX *ctx = talloc_tos();
142 struct xattr_NTACL xacl;
143 enum ndr_err_code ndr_err;
146 ndr_err = ndr_pull_struct_blob(pblob, ctx, NULL, &xacl,
147 (ndr_pull_flags_fn_t)ndr_pull_xattr_NTACL);
149 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
150 DEBUG(5, ("parse_acl_blob: ndr_pull_xattr_NTACL failed: %s\n",
151 ndr_errstr(ndr_err)));
152 return ndr_map_error2ntstatus(ndr_err);;
155 if (xacl.version != 2) {
156 return NT_STATUS_REVISION_MISMATCH;
159 *ppdesc = make_sec_desc(ctx, SEC_DESC_REVISION, xacl.info.sd_hs->sd->type | SEC_DESC_SELF_RELATIVE,
160 (security_info & OWNER_SECURITY_INFORMATION)
161 ? xacl.info.sd_hs->sd->owner_sid : NULL,
162 (security_info & GROUP_SECURITY_INFORMATION)
163 ? xacl.info.sd_hs->sd->group_sid : NULL,
164 (security_info & SACL_SECURITY_INFORMATION)
165 ? xacl.info.sd_hs->sd->sacl : NULL,
166 (security_info & DACL_SECURITY_INFORMATION)
167 ? xacl.info.sd_hs->sd->dacl : NULL,
170 TALLOC_FREE(xacl.info.sd);
172 return (*ppdesc != NULL) ? NT_STATUS_OK : NT_STATUS_NO_MEMORY;
175 /*******************************************************************
176 Pull a security descriptor into a DATA_BLOB from a tdb store.
177 *******************************************************************/
179 static NTSTATUS get_acl_blob(TALLOC_CTX *ctx,
180 vfs_handle_struct *handle,
188 struct db_context *db;
190 SMB_STRUCT_STAT sbuf;
192 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
193 return NT_STATUS_INTERNAL_DB_CORRUPTION);
195 if (fsp && fsp->fh->fd != -1) {
196 ret = SMB_VFS_FSTAT(fsp, &sbuf);
198 if (fsp && fsp->posix_open) {
199 ret = SMB_VFS_LSTAT(handle->conn, name, &sbuf);
201 ret = SMB_VFS_STAT(handle->conn, name, &sbuf);
206 return map_nt_error_from_unix(errno);
209 id = vfs_file_id_from_sbuf(handle->conn, &sbuf);
211 /* For backwards compatibility only store the dev/inode. */
212 push_file_id_16((char *)id_buf, &id);
216 make_tdb_data(id_buf, sizeof(id_buf)),
218 return NT_STATUS_INTERNAL_DB_CORRUPTION;
221 pblob->data = data.dptr;
222 pblob->length = data.dsize;
224 DEBUG(10,("get_acl_blob: returned %u bytes from file %s\n",
225 (unsigned int)data.dsize, name ));
227 if (pblob->length == 0 || pblob->data == NULL) {
228 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
233 /*******************************************************************
234 Create a DATA_BLOB from a security descriptor.
235 *******************************************************************/
237 static NTSTATUS create_acl_blob(const struct security_descriptor *psd, DATA_BLOB *pblob)
239 struct xattr_NTACL xacl;
240 struct security_descriptor_hash sd_hs;
241 enum ndr_err_code ndr_err;
242 TALLOC_CTX *ctx = talloc_tos();
248 xacl.info.sd_hs = &sd_hs;
249 xacl.info.sd_hs->sd = CONST_DISCARD(struct security_descriptor *, psd);
250 memset(&xacl.info.sd_hs->hash[0], '\0', 16);
252 ndr_err = ndr_push_struct_blob(
253 pblob, ctx, NULL, &xacl,
254 (ndr_push_flags_fn_t)ndr_push_xattr_NTACL);
256 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
257 DEBUG(5, ("create_acl_blob: ndr_push_xattr_NTACL failed: %s\n",
258 ndr_errstr(ndr_err)));
259 return ndr_map_error2ntstatus(ndr_err);;
265 /*******************************************************************
266 Store a DATA_BLOB into a tdb record given an fsp pointer.
267 *******************************************************************/
269 static NTSTATUS store_acl_blob_fsp(vfs_handle_struct *handle,
275 SMB_STRUCT_STAT sbuf;
277 struct db_context *db;
278 struct db_record *rec;
281 DEBUG(10,("store_acl_blob_fsp: storing blob length %u on file %s\n",
282 (unsigned int)pblob->length, fsp->fsp_name));
284 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
285 return NT_STATUS_INTERNAL_DB_CORRUPTION);
287 if (fsp->fh->fd != -1) {
288 ret = SMB_VFS_FSTAT(fsp, &sbuf);
290 if (fsp->posix_open) {
291 ret = SMB_VFS_LSTAT(handle->conn, fsp->fsp_name, &sbuf);
293 ret = SMB_VFS_STAT(handle->conn, fsp->fsp_name, &sbuf);
298 return map_nt_error_from_unix(errno);
301 id = vfs_file_id_from_sbuf(handle->conn, &sbuf);
303 /* For backwards compatibility only store the dev/inode. */
304 push_file_id_16((char *)id_buf, &id);
305 rec = db->fetch_locked(db, talloc_tos(),
306 make_tdb_data(id_buf,
309 DEBUG(0, ("store_acl_blob_fsp_tdb: fetch_lock failed\n"));
310 return NT_STATUS_INTERNAL_DB_CORRUPTION;
312 data.dptr = pblob->data;
313 data.dsize = pblob->length;
314 return rec->store(rec, data, 0);
317 /*******************************************************************
318 Store a DATA_BLOB into a tdb record given a pathname.
319 *******************************************************************/
321 static NTSTATUS store_acl_blob_pathname(vfs_handle_struct *handle,
328 SMB_STRUCT_STAT sbuf;
329 struct db_context *db;
330 struct db_record *rec;
333 DEBUG(10,("store_acl_blob_pathname: storing blob "
334 "length %u on file %s\n",
335 (unsigned int)pblob->length, fname));
337 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
338 return NT_STATUS_INTERNAL_DB_CORRUPTION);
340 if (lp_posix_pathnames()) {
341 ret = SMB_VFS_LSTAT(handle->conn, fname, &sbuf);
343 ret = SMB_VFS_STAT(handle->conn, fname, &sbuf);
347 return map_nt_error_from_unix(errno);
350 id = vfs_file_id_from_sbuf(handle->conn, &sbuf);
352 /* For backwards compatibility only store the dev/inode. */
353 push_file_id_16((char *)id_buf, &id);
355 rec = db->fetch_locked(db, talloc_tos(),
356 make_tdb_data(id_buf,
359 DEBUG(0, ("store_acl_blob_pathname_tdb: fetch_lock failed\n"));
360 return NT_STATUS_INTERNAL_DB_CORRUPTION;
362 data.dptr = pblob->data;
363 data.dsize = pblob->length;
364 return rec->store(rec, data, 0);
367 /*******************************************************************
368 Store a DATA_BLOB into an tdb given a pathname.
369 *******************************************************************/
371 static NTSTATUS get_nt_acl_tdb_internal(vfs_handle_struct *handle,
374 uint32 security_info,
375 struct security_descriptor **ppdesc)
377 TALLOC_CTX *ctx = talloc_tos();
381 if (fsp && name == NULL) {
382 name = fsp->fsp_name;
385 DEBUG(10, ("get_nt_acl_tdb_internal: name=%s\n", name));
387 status = get_acl_blob(ctx, handle, fsp, name, &blob);
388 if (!NT_STATUS_IS_OK(status)) {
389 DEBUG(10, ("get_acl_blob returned %s\n", nt_errstr(status)));
393 status = parse_acl_blob(&blob, security_info, ppdesc);
394 if (!NT_STATUS_IS_OK(status)) {
395 DEBUG(10, ("parse_acl_blob returned %s\n",
400 TALLOC_FREE(blob.data);
404 /*********************************************************************
405 Create a default security descriptor for a file in case no inheritance
406 exists. All permissions to the owner and SYSTEM.
407 *********************************************************************/
409 static struct security_descriptor *default_file_sd(TALLOC_CTX *mem_ctx,
410 SMB_STRUCT_STAT *psbuf)
412 struct dom_sid owner_sid, group_sid;
414 struct security_ace *pace = NULL;
415 struct security_acl *pacl = NULL;
417 uid_to_sid(&owner_sid, psbuf->st_ex_uid);
418 gid_to_sid(&group_sid, psbuf->st_ex_gid);
420 pace = TALLOC_ARRAY(mem_ctx, struct security_ace, 2);
425 init_sec_ace(&pace[0], &owner_sid, SEC_ACE_TYPE_ACCESS_ALLOWED,
426 SEC_RIGHTS_FILE_ALL, 0);
427 init_sec_ace(&pace[1], &global_sid_System, SEC_ACE_TYPE_ACCESS_ALLOWED,
428 SEC_RIGHTS_FILE_ALL, 0);
430 pacl = make_sec_acl(mem_ctx,
437 return make_sec_desc(mem_ctx,
438 SECURITY_DESCRIPTOR_REVISION_1,
439 SEC_DESC_SELF_RELATIVE|SEC_DESC_DACL_PRESENT,
447 /*********************************************************************
448 *********************************************************************/
450 static NTSTATUS inherit_new_acl(vfs_handle_struct *handle,
455 TALLOC_CTX *ctx = talloc_tos();
457 struct security_descriptor *parent_desc = NULL;
458 struct security_descriptor *psd = NULL;
463 if (!parent_dirname(ctx, fname, &parent_name, NULL)) {
464 return NT_STATUS_NO_MEMORY;
467 DEBUG(10,("inherit_new_acl: check directory %s\n",
470 status = get_nt_acl_tdb_internal(handle,
473 (OWNER_SECURITY_INFORMATION |
474 GROUP_SECURITY_INFORMATION |
475 DACL_SECURITY_INFORMATION),
477 if (NT_STATUS_IS_OK(status)) {
478 /* Create an inherited descriptor from the parent. */
480 if (DEBUGLEVEL >= 10) {
481 DEBUG(10,("inherit_new_acl: parent acl is:\n"));
482 NDR_PRINT_DEBUG(security_descriptor, parent_desc);
485 status = se_create_child_secdesc(ctx,
489 &handle->conn->server_info->ptok->user_sids[PRIMARY_USER_SID_INDEX],
490 &handle->conn->server_info->ptok->user_sids[PRIMARY_GROUP_SID_INDEX],
492 if (!NT_STATUS_IS_OK(status)) {
496 if (DEBUGLEVEL >= 10) {
497 DEBUG(10,("inherit_new_acl: child acl is:\n"));
498 NDR_PRINT_DEBUG(security_descriptor, psd);
502 DEBUG(10,("inherit_new_acl: directory %s failed "
505 nt_errstr(status) ));
508 if (!psd || psd->dacl == NULL) {
509 SMB_STRUCT_STAT sbuf;
513 if (fsp && !fsp->is_directory && fsp->fh->fd != -1) {
514 ret = SMB_VFS_FSTAT(fsp, &sbuf);
516 if (fsp && fsp->posix_open) {
517 ret = SMB_VFS_LSTAT(handle->conn,fname, &sbuf);
519 ret = SMB_VFS_STAT(handle->conn,fname, &sbuf);
523 return map_nt_error_from_unix(errno);
525 psd = default_file_sd(ctx, &sbuf);
527 return NT_STATUS_NO_MEMORY;
530 if (DEBUGLEVEL >= 10) {
531 DEBUG(10,("inherit_new_acl: default acl is:\n"));
532 NDR_PRINT_DEBUG(security_descriptor, psd);
536 status = create_acl_blob(psd, &blob);
537 if (!NT_STATUS_IS_OK(status)) {
541 return store_acl_blob_fsp(handle, fsp, &blob);
543 return store_acl_blob_pathname(handle, fname, &blob);
547 /*********************************************************************
548 Check ACL on open. For new files inherit from parent directory.
549 *********************************************************************/
551 static int open_acl_tdb(vfs_handle_struct *handle,
552 struct smb_filename *smb_fname,
557 uint32_t access_granted = 0;
558 struct security_descriptor *pdesc = NULL;
559 bool file_existed = true;
563 status = get_full_smb_filename(talloc_tos(), smb_fname,
565 if (!NT_STATUS_IS_OK(status)) {
566 errno = map_errno_from_nt_status(status);
570 status = get_nt_acl_tdb_internal(handle,
573 (OWNER_SECURITY_INFORMATION |
574 GROUP_SECURITY_INFORMATION |
575 DACL_SECURITY_INFORMATION),
577 if (NT_STATUS_IS_OK(status)) {
578 /* See if we can access it. */
579 status = smb1_file_se_access_check(pdesc,
580 handle->conn->server_info->ptok,
583 if (!NT_STATUS_IS_OK(status)) {
584 DEBUG(10,("open_acl_tdb: file %s open "
585 "refused with error %s\n",
586 smb_fname_str_dbg(smb_fname),
587 nt_errstr(status) ));
588 errno = map_errno_from_nt_status(status);
591 } else if (NT_STATUS_EQUAL(status,NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
592 file_existed = false;
595 DEBUG(10,("open_acl_tdb: get_nt_acl_attr_internal for "
596 "file %s returned %s\n",
597 smb_fname_str_dbg(smb_fname),
598 nt_errstr(status) ));
600 fsp->fh->fd = SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
602 if (!file_existed && fsp->fh->fd != -1) {
603 /* File was created. Inherit from parent directory. */
604 string_set(&fsp->fsp_name, fname);
605 inherit_new_acl(handle, fname, fsp, false);
611 /*********************************************************************
612 On unlink we need to delete the tdb record (if using tdb).
613 *********************************************************************/
615 static int unlink_acl_tdb(vfs_handle_struct *handle, const char *path)
617 SMB_STRUCT_STAT sbuf;
618 struct db_context *db;
621 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
623 if (lp_posix_pathnames()) {
624 ret = SMB_VFS_LSTAT(handle->conn, path, &sbuf);
626 ret = SMB_VFS_STAT(handle->conn, path, &sbuf);
633 ret = SMB_VFS_NEXT_UNLINK(handle, path);
639 acl_tdb_delete(handle, db, &sbuf);
643 /*********************************************************************
644 Store an inherited SD on mkdir.
645 *********************************************************************/
647 static int mkdir_acl_tdb(vfs_handle_struct *handle, const char *path, mode_t mode)
649 int ret = SMB_VFS_NEXT_MKDIR(handle, path, mode);
654 /* New directory - inherit from parent. */
655 inherit_new_acl(handle, path, NULL, true);
659 /*********************************************************************
660 On rmdir we need to delete the tdb record (if using tdb).
661 *********************************************************************/
663 static int rmdir_acl_tdb(vfs_handle_struct *handle, const char *path)
666 SMB_STRUCT_STAT sbuf;
667 struct db_context *db;
670 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
672 if (lp_posix_pathnames()) {
673 ret = SMB_VFS_LSTAT(handle->conn, path, &sbuf);
675 ret = SMB_VFS_STAT(handle->conn, path, &sbuf);
682 ret = SMB_VFS_NEXT_RMDIR(handle, path);
687 acl_tdb_delete(handle, db, &sbuf);
691 /*********************************************************************
692 Fetch a security descriptor given an fsp.
693 *********************************************************************/
695 static NTSTATUS fget_nt_acl_tdb(vfs_handle_struct *handle, files_struct *fsp,
696 uint32 security_info, struct security_descriptor **ppdesc)
698 NTSTATUS status = get_nt_acl_tdb_internal(handle, fsp,
699 NULL, security_info, ppdesc);
700 if (NT_STATUS_IS_OK(status)) {
701 if (DEBUGLEVEL >= 10) {
702 DEBUG(10,("fget_nt_acl_tdb: returning tdb sd for file %s\n",
704 NDR_PRINT_DEBUG(security_descriptor, *ppdesc);
709 DEBUG(10,("fget_nt_acl_tdb: failed to get tdb sd for file %s, Error %s\n",
711 nt_errstr(status) ));
713 return SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp,
714 security_info, ppdesc);
717 /*********************************************************************
718 Fetch a security descriptor given a pathname.
719 *********************************************************************/
721 static NTSTATUS get_nt_acl_tdb(vfs_handle_struct *handle,
722 const char *name, uint32 security_info, struct security_descriptor **ppdesc)
724 NTSTATUS status = get_nt_acl_tdb_internal(handle, NULL,
725 name, security_info, ppdesc);
726 if (NT_STATUS_IS_OK(status)) {
727 if (DEBUGLEVEL >= 10) {
728 DEBUG(10,("get_nt_acl_tdb: returning tdb sd for file %s\n",
730 NDR_PRINT_DEBUG(security_descriptor, *ppdesc);
735 DEBUG(10,("get_nt_acl_tdb: failed to get tdb sd for file %s, Error %s\n",
737 nt_errstr(status) ));
739 return SMB_VFS_NEXT_GET_NT_ACL(handle, name,
740 security_info, ppdesc);
743 /*********************************************************************
744 Store a security descriptor given an fsp.
745 *********************************************************************/
747 static NTSTATUS fset_nt_acl_tdb(vfs_handle_struct *handle, files_struct *fsp,
748 uint32 security_info_sent, const struct security_descriptor *psd)
753 if (DEBUGLEVEL >= 10) {
754 DEBUG(10,("fset_nt_acl_tdb: incoming sd for file %s\n",
756 NDR_PRINT_DEBUG(security_descriptor,
757 CONST_DISCARD(struct security_descriptor *,psd));
760 status = SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
761 if (!NT_STATUS_IS_OK(status)) {
765 /* Ensure owner and group are set. */
766 if (!psd->owner_sid || !psd->group_sid) {
768 SMB_STRUCT_STAT sbuf;
769 DOM_SID owner_sid, group_sid;
770 struct security_descriptor *nc_psd = dup_sec_desc(talloc_tos(), psd);
775 if (fsp->is_directory || fsp->fh->fd == -1) {
776 if (fsp->posix_open) {
777 ret = SMB_VFS_LSTAT(fsp->conn,fsp->fsp_name, &sbuf);
779 ret = SMB_VFS_STAT(fsp->conn,fsp->fsp_name, &sbuf);
782 ret = SMB_VFS_FSTAT(fsp, &sbuf);
785 /* Lower level acl set succeeded,
786 * so still return OK. */
789 create_file_sids(&sbuf, &owner_sid, &group_sid);
790 /* This is safe as nc_psd is discarded at fn exit. */
791 nc_psd->owner_sid = &owner_sid;
792 nc_psd->group_sid = &group_sid;
793 security_info_sent |= (OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION);
798 if ((security_info_sent & DACL_SECURITY_INFORMATION) &&
800 (psd->type & (SE_DESC_DACL_AUTO_INHERITED|
801 SE_DESC_DACL_AUTO_INHERIT_REQ))==
802 (SE_DESC_DACL_AUTO_INHERITED|
803 SE_DESC_DACL_AUTO_INHERIT_REQ) ) {
804 struct security_descriptor *new_psd = NULL;
805 status = append_parent_acl(fsp, psd, &new_psd);
806 if (!NT_STATUS_IS_OK(status)) {
807 /* Lower level acl set succeeded,
808 * so still return OK. */
815 if (DEBUGLEVEL >= 10) {
816 DEBUG(10,("fset_nt_acl_tdb: storing tdb sd for file %s\n",
818 NDR_PRINT_DEBUG(security_descriptor,
819 CONST_DISCARD(struct security_descriptor *,psd));
821 create_acl_blob(psd, &blob);
822 store_acl_blob_fsp(handle, fsp, &blob);
827 /*******************************************************************
828 Handle opening the storage tdb if so configured.
829 *******************************************************************/
831 static int connect_acl_tdb(struct vfs_handle_struct *handle,
835 struct db_context *db;
838 res = SMB_VFS_NEXT_CONNECT(handle, service, user);
843 if (!acl_tdb_init(&db)) {
844 SMB_VFS_NEXT_DISCONNECT(handle);
848 SMB_VFS_HANDLE_SET_DATA(handle, db, free_acl_tdb_data,
849 struct db_context, return -1);
854 /*********************************************************************
855 Remove a Windows ACL - we're setting the underlying POSIX ACL.
856 *********************************************************************/
858 static int sys_acl_set_file_tdb(vfs_handle_struct *handle,
863 SMB_STRUCT_STAT sbuf;
864 struct db_context *db;
867 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
869 if (lp_posix_pathnames()) {
870 ret = SMB_VFS_LSTAT(handle->conn, path, &sbuf);
872 ret = SMB_VFS_STAT(handle->conn, path, &sbuf);
879 ret = SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle,
887 acl_tdb_delete(handle, db, &sbuf);
891 /*********************************************************************
892 Remove a Windows ACL - we're setting the underlying POSIX ACL.
893 *********************************************************************/
895 static int sys_acl_set_fd_tdb(vfs_handle_struct *handle,
899 SMB_STRUCT_STAT sbuf;
900 struct db_context *db;
903 SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
905 if (fsp->is_directory || fsp->fh->fd == -1) {
906 if (fsp->posix_open) {
907 ret = SMB_VFS_LSTAT(fsp->conn,fsp->fsp_name, &sbuf);
909 ret = SMB_VFS_STAT(fsp->conn,fsp->fsp_name, &sbuf);
912 ret = SMB_VFS_FSTAT(fsp, &sbuf);
918 ret = SMB_VFS_NEXT_SYS_ACL_SET_FD(handle,
925 acl_tdb_delete(handle, db, &sbuf);
929 /* VFS operations structure */
931 static vfs_op_tuple skel_op_tuples[] =
933 {SMB_VFS_OP(connect_acl_tdb), SMB_VFS_OP_CONNECT, SMB_VFS_LAYER_TRANSPARENT},
935 {SMB_VFS_OP(mkdir_acl_tdb), SMB_VFS_OP_MKDIR, SMB_VFS_LAYER_TRANSPARENT},
936 {SMB_VFS_OP(rmdir_acl_tdb), SMB_VFS_OP_RMDIR, SMB_VFS_LAYER_TRANSPARENT},
938 {SMB_VFS_OP(open_acl_tdb), SMB_VFS_OP_OPEN, SMB_VFS_LAYER_TRANSPARENT},
939 {SMB_VFS_OP(unlink_acl_tdb), SMB_VFS_OP_UNLINK, SMB_VFS_LAYER_TRANSPARENT},
941 /* NT File ACL operations */
943 {SMB_VFS_OP(fget_nt_acl_tdb),SMB_VFS_OP_FGET_NT_ACL,SMB_VFS_LAYER_TRANSPARENT},
944 {SMB_VFS_OP(get_nt_acl_tdb), SMB_VFS_OP_GET_NT_ACL, SMB_VFS_LAYER_TRANSPARENT},
945 {SMB_VFS_OP(fset_nt_acl_tdb),SMB_VFS_OP_FSET_NT_ACL,SMB_VFS_LAYER_TRANSPARENT},
947 /* POSIX ACL operations. */
948 {SMB_VFS_OP(sys_acl_set_file_tdb), SMB_VFS_OP_SYS_ACL_SET_FILE, SMB_VFS_LAYER_TRANSPARENT},
949 {SMB_VFS_OP(sys_acl_set_fd_tdb), SMB_VFS_OP_SYS_ACL_SET_FD, SMB_VFS_LAYER_TRANSPARENT},
951 {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
954 NTSTATUS vfs_acl_tdb_init(void)
956 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "acl_tdb", skel_op_tuples);