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authorJeremy Allison <jra@samba.org>2011-04-01 16:50:28 -0700
committerJeremy Allison <jra@samba.org>2011-04-02 02:40:43 +0200
commit00224d06c389e9744b83bcec09a9d002086058fc (patch)
treeec6753ac658a450d3ed354a31c3345a901e29e73 /source3/modules
parentac216c130e5d1f1c86d7e481838748208bb68f73 (diff)
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Fix bug #7987 - ACL can get lost when files are being renamed.
There is no reason for smbd with Windows ACLs to use chmod or fchmod unless it's a file opened with UNIX extensions or with posix pathnames. Autobuild-User: Jeremy Allison <jra@samba.org> Autobuild-Date: Sat Apr 2 02:40:43 CEST 2011 on sn-devel-104
Diffstat (limited to 'source3/modules')
-rw-r--r--source3/modules/vfs_acl_common.c40
-rw-r--r--source3/modules/vfs_acl_tdb.c6
-rw-r--r--source3/modules/vfs_acl_xattr.c4
3 files changed, 49 insertions, 1 deletions
diff --git a/source3/modules/vfs_acl_common.c b/source3/modules/vfs_acl_common.c
index b3e9973fda..827c954b1d 100644
--- a/source3/modules/vfs_acl_common.c
+++ b/source3/modules/vfs_acl_common.c
@@ -1020,3 +1020,43 @@ static int unlink_acl_common(struct vfs_handle_struct *handle,
smb_fname->base_name,
false);
}
+
+static int chmod_acl_module_common(struct vfs_handle_struct *handle,
+ const char *path, mode_t mode)
+{
+ if (lp_posix_pathnames()) {
+ /* Only allow this on POSIX pathnames. */
+ return SMB_VFS_NEXT_CHMOD(handle, path, mode);
+ }
+ return 0;
+}
+
+static int fchmod_acl_module_common(struct vfs_handle_struct *handle,
+ struct files_struct *fsp, mode_t mode)
+{
+ if (fsp->posix_open) {
+ /* Only allow this on POSIX opens. */
+ return SMB_VFS_NEXT_FCHMOD(handle, fsp, mode);
+ }
+ return 0;
+}
+
+static int chmod_acl_acl_module_common(struct vfs_handle_struct *handle,
+ const char *name, mode_t mode)
+{
+ if (lp_posix_pathnames()) {
+ /* Only allow this on POSIX pathnames. */
+ return SMB_VFS_NEXT_CHMOD_ACL(handle, name, mode);
+ }
+ return 0;
+}
+
+static int fchmod_acl_acl_module_common(struct vfs_handle_struct *handle,
+ struct files_struct *fsp, mode_t mode)
+{
+ if (fsp->posix_open) {
+ /* Only allow this on POSIX opens. */
+ return SMB_VFS_NEXT_FCHMOD_ACL(handle, fsp, mode);
+ }
+ return 0;
+}
diff --git a/source3/modules/vfs_acl_tdb.c b/source3/modules/vfs_acl_tdb.c
index 7a9e10d4be..17cf493bf8 100644
--- a/source3/modules/vfs_acl_tdb.c
+++ b/source3/modules/vfs_acl_tdb.c
@@ -401,13 +401,17 @@ static struct vfs_fn_pointers vfs_acl_tdb_fns = {
.disconnect = disconnect_acl_tdb,
.opendir = opendir_acl_common,
.mkdir = mkdir_acl_common,
+ .rmdir = rmdir_acl_tdb,
.open = open_acl_common,
.create_file = create_file_acl_common,
.unlink = unlink_acl_tdb,
- .rmdir = rmdir_acl_tdb,
+ .chmod = chmod_acl_module_common,
+ .fchmod = fchmod_acl_module_common,
.fget_nt_acl = fget_nt_acl_common,
.get_nt_acl = get_nt_acl_common,
.fset_nt_acl = fset_nt_acl_common,
+ .chmod_acl = chmod_acl_acl_module_common,
+ .fchmod_acl = fchmod_acl_acl_module_common,
.sys_acl_set_file = sys_acl_set_file_tdb,
.sys_acl_set_fd = sys_acl_set_fd_tdb
};
diff --git a/source3/modules/vfs_acl_xattr.c b/source3/modules/vfs_acl_xattr.c
index 213ba9ae51..90959f322e 100644
--- a/source3/modules/vfs_acl_xattr.c
+++ b/source3/modules/vfs_acl_xattr.c
@@ -209,9 +209,13 @@ static struct vfs_fn_pointers vfs_acl_xattr_fns = {
.open = open_acl_common,
.create_file = create_file_acl_common,
.unlink = unlink_acl_common,
+ .chmod = chmod_acl_module_common,
+ .fchmod = fchmod_acl_module_common,
.fget_nt_acl = fget_nt_acl_common,
.get_nt_acl = get_nt_acl_common,
.fset_nt_acl = fset_nt_acl_common,
+ .chmod_acl = chmod_acl_acl_module_common,
+ .fchmod_acl = fchmod_acl_acl_module_common,
.sys_acl_set_file = sys_acl_set_file_xattr,
.sys_acl_set_fd = sys_acl_set_fd_xattr
};