if (!CAN_WRITE(conn)) {
/* It's a read-only share - fail if we wanted to write. */
- if(accmode != O_RDONLY) {
+ if(accmode != O_RDONLY || (flags & O_TRUNC) || (flags & O_APPEND)) {
DEBUG(3,("Permission denied opening %s\n", path));
return NT_STATUS_ACCESS_DENIED;
} else if(flags & O_CREAT) {
O_CREAT doesn't create the file if we have write
access into the directory.
*/
- flags &= ~O_CREAT;
- local_flags &= ~O_CREAT;
+ flags &= ~(O_CREAT|O_EXCL);
+ local_flags &= ~(O_CREAT|O_EXCL);
}
}
&access_granted);
if (!NT_STATUS_IS_OK(status)) {
if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
+ /*
+ * On NT_STATUS_ACCESS_DENIED, access_granted
+ * contains the denied bits.
+ */
+
+ if ((access_mask & FILE_WRITE_ATTRIBUTES) &&
+ (access_granted & FILE_WRITE_ATTRIBUTES) &&
+ (lp_map_readonly(SNUM(conn)) ||
+ lp_map_archive(SNUM(conn)) ||
+ lp_map_hidden(SNUM(conn)) ||
+ lp_map_system(SNUM(conn)))) {
+ access_granted &= ~FILE_WRITE_ATTRIBUTES;
+
+ DEBUG(10,("open_file: overrode FILE_WRITE_ATTRIBUTES "
+ "on file %s\n",
+ path ));
+ }
+
if ((access_mask & DELETE_ACCESS) &&
- (access_granted == DELETE_ACCESS) &&
+ (access_granted & DELETE_ACCESS) &&
can_delete_file_in_directory(conn, path)) {
/* Were we trying to do a stat open
* for delete and didn't get DELETE
* http://blogs.msdn.com/oldnewthing/archive/2004/06/04/148426.aspx
* for details. */
- DEBUG(10,("open_file: overrode ACCESS_DENIED "
+ access_granted &= ~DELETE_ACCESS;
+
+ DEBUG(10,("open_file: overrode DELETE_ACCESS "
"on file %s\n",
path ));
- } else {
+ }
+
+ if (access_granted != 0) {
DEBUG(10, ("open_file: Access denied on "
"file %s\n",
path));
Open a file for for write to ensure that we can fchmod it.
****************************************************************************/
-NTSTATUS open_file_fchmod(struct smb_request *req, connection_struct *conn,
+NTSTATUS open_file_fchmod(connection_struct *conn,
const char *fname,
SMB_STRUCT_STAT *psbuf, files_struct **result)
{
- files_struct *fsp = NULL;
- NTSTATUS status;
-
if (!VALID_STAT(*psbuf)) {
return NT_STATUS_INVALID_PARAMETER;
}
- status = file_new(req, conn, &fsp);
- if(!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- status = SMB_VFS_CREATE_FILE(
+ return SMB_VFS_CREATE_FILE(
conn, /* conn */
NULL, /* req */
0, /* root_dir_fid */
FILE_OPEN, /* create_disposition*/
0, /* create_options */
0, /* file_attributes */
- 0, /* oplock_request */
+ INTERNAL_OPEN_ONLY, /* oplock_request */
0, /* allocation_size */
NULL, /* sd */
NULL, /* ea_list */
- &fsp, /* result */
+ result, /* result */
NULL, /* pinfo */
psbuf); /* psbuf */
-
- /*
- * This is not a user visible file open.
- * Don't set a share mode.
- */
-
- if (!NT_STATUS_IS_OK(status)) {
- file_free(req, fsp);
- return status;
- }
-
- *result = fsp;
- return NT_STATUS_OK;
-}
-
-/****************************************************************************
- Close the fchmod file fd - ensure no locks are lost.
-****************************************************************************/
-
-NTSTATUS close_file_fchmod(struct smb_request *req, files_struct *fsp)
-{
- NTSTATUS status = fd_close(fsp);
- file_free(req, fsp);
- return status;
}
static NTSTATUS mkdir_internal(connection_struct *conn,
return status;
}
+ /* We need to support SeSecurityPrivilege for this. */
+ if (access_mask & SEC_FLAG_SYSTEM_SECURITY) {
+ DEBUG(10, ("open_directory: open on %s "
+ "failed - SEC_FLAG_SYSTEM_SECURITY denied.\n",
+ fname));
+ return NT_STATUS_PRIVILEGE_NOT_HELD;
+ }
+
switch( create_disposition ) {
case FILE_OPEN:
* If that works, delete them all by setting the delete on close and close.
*/
-static NTSTATUS open_streams_for_delete(connection_struct *conn,
+NTSTATUS open_streams_for_delete(connection_struct *conn,
const char *fname)
{
struct stream_struct *stream_info;
goto fail;
}
- status = create_file_unixpath
- (conn, /* conn */
+ status = SMB_VFS_CREATE_FILE(
+ conn, /* conn */
NULL, /* req */
+ 0, /* root_dir_fid */
streamname, /* fname */
+ 0, /* create_file_flags */
DELETE_ACCESS, /* access_mask */
- FILE_SHARE_READ | FILE_SHARE_WRITE
- | FILE_SHARE_DELETE, /* share_access */
+ (FILE_SHARE_READ | /* share_access */
+ FILE_SHARE_WRITE | FILE_SHARE_DELETE),
FILE_OPEN, /* create_disposition*/
NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE, /* create_options */
FILE_ATTRIBUTE_NORMAL, /* file_attributes */
#if 0
/* We need to support SeSecurityPrivilege for this. */
- if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
+ if ((access_mask & SEC_FLAG_SYSTEM_SECURITY) &&
!user_has_privileges(current_user.nt_user_token,
&se_security)) {
status = NT_STATUS_PRIVILEGE_NOT_HELD;
goto fail;
}
+#else
+ /* We need to support SeSecurityPrivilege for this. */
+ if (access_mask & SEC_FLAG_SYSTEM_SECURITY) {
+ status = NT_STATUS_PRIVILEGE_NOT_HELD;
+ goto fail;
+ }
+ /* Don't allow a SACL set from an NTtrans create until we
+ * support SeSecurityPrivilege. */
+ if (!VALID_STAT(sbuf) &&
+ lp_nt_acl_support(SNUM(conn)) &&
+ sd && (sd->sacl != NULL)) {
+ status = NT_STATUS_PRIVILEGE_NOT_HELD;
+ goto fail;
+ }
#endif
if ((conn->fs_capabilities & FILE_NAMED_STREAMS)
}
}
- if ((ea_list != NULL) && (info == FILE_WAS_CREATED)) {
+ if ((ea_list != NULL) &&
+ ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN))) {
status = set_ea(conn, fsp, fname, ea_list);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
int *pinfo,
SMB_STRUCT_STAT *psbuf)
{
- struct case_semantics_state *case_state = NULL;
SMB_STRUCT_STAT sbuf;
int info = FILE_WAS_OPENED;
files_struct *fsp = NULL;
(unsigned int)root_dir_fid,
ea_list, sd, create_file_flags, fname));
+ /* MSDFS pathname processing must be done FIRST.
+ MSDFS pathnames containing IPv6 addresses can
+ be confused with NTFS stream names (they contain
+ ":" characters. JRA. */
+
+ if ((req != NULL) && (req->flags2 & FLAGS2_DFS_PATHNAMES)) {
+ char *resolved_fname;
+
+ status = resolve_dfspath(talloc_tos(), conn, true, fname,
+ &resolved_fname);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ /*
+ * For PATH_NOT_COVERED we had
+ * reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
+ * ERRSRV, ERRbadpath);
+ * Need to fix in callers
+ */
+ goto fail;
+ }
+ fname = resolved_fname;
+ }
+
/*
* Calculate the filename from the root_dir_if if necessary.
*/
}
}
- if ((req != NULL) && (req->flags2 & FLAGS2_DFS_PATHNAMES)) {
- char *resolved_fname;
-
- status = resolve_dfspath(talloc_tos(), conn, true, fname,
- &resolved_fname);
-
- if (!NT_STATUS_IS_OK(status)) {
- /*
- * For PATH_NOT_COVERED we had
- * reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
- * ERRSRV, ERRbadpath);
- * Need to fix in callers
- */
- goto fail;
- }
- fname = resolved_fname;
- }
-
- /*
- * Check if POSIX semantics are wanted.
- */
-
- if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
- case_state = set_posix_case_semantics(talloc_tos(), conn);
- }
-
if (create_file_flags & CFF_DOS_PATH) {
char *converted_fname;
}
- TALLOC_FREE(case_state);
-
/* All file access must go through check_name() */
status = check_name(conn, fname);