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authorJeremy Allison <jra@samba.org>2011-11-22 12:33:54 -0800
committerJeremy Allison <jra@samba.org>2011-11-22 12:33:54 -0800
commit7ef4d08a98870a84ac6e60c194a0fcd47ebe00e8 (patch)
treed9267b701abc518e2bec36985ca7fcdcc16f2e20 /source3/modules
parentde3ab9bd05cd26d2ef53ce2b0af789416e3580bf (diff)
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Remove the setting of the inherited ACL on new files/directories. This is
now done correctly in the main codepath. The vfs_acl_XXXX modules are now thin shims that simply store/retrieve ACLs as they should be.
Diffstat (limited to 'source3/modules')
-rw-r--r--source3/modules/vfs_acl_common.c222
-rw-r--r--source3/modules/vfs_acl_tdb.c1
-rw-r--r--source3/modules/vfs_acl_xattr.c1
3 files changed, 0 insertions, 224 deletions
diff --git a/source3/modules/vfs_acl_common.c b/source3/modules/vfs_acl_common.c
index aebf0aeedd..799de98520 100644
--- a/source3/modules/vfs_acl_common.c
+++ b/source3/modules/vfs_acl_common.c
@@ -445,126 +445,6 @@ static NTSTATUS get_nt_acl_internal(vfs_handle_struct *handle,
}
/*********************************************************************
- Create a default ACL by inheriting from the parent. If no inheritance
- from the parent available, don't set anything. This will leave the actual
- permissions the new file or directory already got from the filesystem
- as the NT ACL when read.
-*********************************************************************/
-
-static NTSTATUS inherit_new_acl(vfs_handle_struct *handle,
- files_struct *fsp,
- struct security_descriptor *parent_desc,
- bool is_directory)
-{
- TALLOC_CTX *ctx = talloc_tos();
- NTSTATUS status = NT_STATUS_OK;
- struct security_descriptor *psd = NULL;
- struct dom_sid *owner_sid = NULL;
- struct dom_sid *group_sid = NULL;
- uint32_t security_info_sent = (SECINFO_OWNER | SECINFO_GROUP | SECINFO_DACL);
- bool inherit_owner = lp_inherit_owner(SNUM(handle->conn));
- bool inheritable_components = sd_has_inheritable_components(parent_desc,
- is_directory);
- size_t size;
-
- if (!inheritable_components && !inherit_owner) {
- /* Nothing to inherit and not setting owner. */
- return NT_STATUS_OK;
- }
-
- /* Create an inherited descriptor from the parent. */
-
- if (DEBUGLEVEL >= 10) {
- DEBUG(10,("inherit_new_acl: parent acl for %s is:\n",
- fsp_str_dbg(fsp) ));
- NDR_PRINT_DEBUG(security_descriptor, parent_desc);
- }
-
- /* Inherit from parent descriptor if "inherit owner" set. */
- if (inherit_owner) {
- owner_sid = parent_desc->owner_sid;
- group_sid = parent_desc->group_sid;
- }
-
- if (owner_sid == NULL) {
- owner_sid = &handle->conn->session_info->security_token->sids[PRIMARY_USER_SID_INDEX];
- }
- if (group_sid == NULL) {
- group_sid = &handle->conn->session_info->security_token->sids[PRIMARY_GROUP_SID_INDEX];
- }
-
- status = se_create_child_secdesc(ctx,
- &psd,
- &size,
- parent_desc,
- owner_sid,
- group_sid,
- is_directory);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- /* If inheritable_components == false,
- se_create_child_secdesc()
- creates a security desriptor with a NULL dacl
- entry, but with SEC_DESC_DACL_PRESENT. We need
- to remove that flag. */
-
- if (!inheritable_components) {
- security_info_sent &= ~SECINFO_DACL;
- psd->type &= ~SEC_DESC_DACL_PRESENT;
- }
-
- if (DEBUGLEVEL >= 10) {
- DEBUG(10,("inherit_new_acl: child acl for %s is:\n",
- fsp_str_dbg(fsp) ));
- NDR_PRINT_DEBUG(security_descriptor, psd);
- }
-
- if (inherit_owner) {
- /* We need to be root to force this. */
- become_root();
- }
- status = SMB_VFS_FSET_NT_ACL(fsp,
- security_info_sent,
- psd);
- if (inherit_owner) {
- unbecome_root();
- }
- return status;
-}
-
-static NTSTATUS get_parent_acl_common(vfs_handle_struct *handle,
- const char *path,
- struct security_descriptor **pp_parent_desc)
-{
- char *parent_name = NULL;
- NTSTATUS status;
-
- if (!parent_dirname(talloc_tos(), path, &parent_name, NULL)) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = get_nt_acl_internal(handle,
- NULL,
- parent_name,
- (SECINFO_OWNER |
- SECINFO_GROUP |
- SECINFO_DACL),
- pp_parent_desc);
-
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(10,("get_parent_acl_common: get_nt_acl_internal "
- "on directory %s for "
- "path %s returned %s\n",
- parent_name,
- path,
- nt_errstr(status) ));
- }
- return status;
-}
-
-/*********************************************************************
Fetch a security descriptor given an fsp.
*********************************************************************/
@@ -778,108 +658,6 @@ static int rmdir_acl_common(struct vfs_handle_struct *handle,
true);
}
-static NTSTATUS create_file_acl_common(struct vfs_handle_struct *handle,
- struct smb_request *req,
- uint16_t root_dir_fid,
- struct smb_filename *smb_fname,
- uint32_t access_mask,
- uint32_t share_access,
- uint32_t create_disposition,
- uint32_t create_options,
- uint32_t file_attributes,
- uint32_t oplock_request,
- uint64_t allocation_size,
- uint32_t private_flags,
- struct security_descriptor *sd,
- struct ea_list *ea_list,
- files_struct **result,
- int *pinfo)
-{
- NTSTATUS status, status1;
- files_struct *fsp = NULL;
- int info;
- struct security_descriptor *parent_sd = NULL;
-
- status = SMB_VFS_NEXT_CREATE_FILE(handle,
- req,
- root_dir_fid,
- smb_fname,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- oplock_request,
- allocation_size,
- private_flags,
- sd,
- ea_list,
- result,
- &info);
-
- if (!NT_STATUS_IS_OK(status)) {
- goto out;
- }
-
- if (info != FILE_WAS_CREATED) {
- /* File/directory was opened, not created. */
- goto out;
- }
-
- fsp = *result;
-
- if (fsp == NULL) {
- /* Only handle success. */
- goto out;
- }
-
- if (sd) {
- /* Security descriptor already set. */
- goto out;
- }
-
- if (fsp->base_fsp) {
- /* Stream open. */
- goto out;
- }
-
- status = get_parent_acl_common(handle,
- fsp->fsp_name->base_name,
- &parent_sd);
- if (!NT_STATUS_IS_OK(status)) {
- goto out;
- }
-
- if (!parent_sd) {
- goto err;
- }
-
- /* New directory - inherit from parent. */
- status1 = inherit_new_acl(handle, fsp, parent_sd, fsp->is_directory);
-
- if (!NT_STATUS_IS_OK(status1)) {
- DEBUG(1,("create_file_acl_common: error setting "
- "sd for %s (%s)\n",
- fsp_str_dbg(fsp),
- nt_errstr(status1) ));
- }
-
- out:
-
- TALLOC_FREE(parent_sd);
-
- if (NT_STATUS_IS_OK(status) && pinfo) {
- *pinfo = info;
- }
- return status;
-
- err:
-
- smb_panic("create_file_acl_common: logic error.\n");
- /* NOTREACHED */
- return status;
-}
-
static int unlink_acl_common(struct vfs_handle_struct *handle,
const struct smb_filename *smb_fname)
{
diff --git a/source3/modules/vfs_acl_tdb.c b/source3/modules/vfs_acl_tdb.c
index 647d133d39..35b8ab70c7 100644
--- a/source3/modules/vfs_acl_tdb.c
+++ b/source3/modules/vfs_acl_tdb.c
@@ -401,7 +401,6 @@ static struct vfs_fn_pointers vfs_acl_tdb_fns = {
.connect_fn = connect_acl_tdb,
.disconnect = disconnect_acl_tdb,
.rmdir = rmdir_acl_tdb,
- .create_file = create_file_acl_common,
.unlink = unlink_acl_tdb,
.chmod = chmod_acl_module_common,
.fchmod = fchmod_acl_module_common,
diff --git a/source3/modules/vfs_acl_xattr.c b/source3/modules/vfs_acl_xattr.c
index f1a2e897e7..25a3c54ef2 100644
--- a/source3/modules/vfs_acl_xattr.c
+++ b/source3/modules/vfs_acl_xattr.c
@@ -202,7 +202,6 @@ static int connect_acl_xattr(struct vfs_handle_struct *handle,
static struct vfs_fn_pointers vfs_acl_xattr_fns = {
.connect_fn = connect_acl_xattr,
.rmdir = rmdir_acl_common,
- .create_file = create_file_acl_common,
.unlink = unlink_acl_common,
.chmod = chmod_acl_module_common,
.fchmod = fchmod_acl_module_common,