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vfs_worm: factor out readonly check

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Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Volker Lendecke <vl@samba.org>
This commit is contained in:
Björn Jacke 2023-12-30 20:45:31 +01:00 committed by Volker Lendecke
parent d27180bd0d
commit 58847271e1
1 changed files with 27 additions and 13 deletions
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40
source3/modules/vfs_worm.c
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@ -57,6 +57,31 @@ static int vfs_worm_connect(struct vfs_handle_struct *handle,
}
static bool is_readonly(vfs_handle_struct *handle,
const struct smb_filename *smb_fname)
{
double age;
struct worm_config_data *config = NULL;
SMB_VFS_HANDLE_GET_DATA(handle,
config,
struct worm_config_data,
return true);
if (!VALID_STAT(smb_fname->st)) {
goto out;
}
age = timespec_elapsed(&smb_fname->st.st_ex_ctime);
if (age > config->grace_period) {
return true;
}
out:
return false;
}
static NTSTATUS vfs_worm_create_file(vfs_handle_struct *handle,
struct smb_request *req,
struct files_struct *dirfsp,
@ -77,25 +102,14 @@ static NTSTATUS vfs_worm_create_file(vfs_handle_struct *handle,
const struct smb2_create_blobs *in_context_blobs,
struct smb2_create_blobs *out_context_blobs)
{
bool readonly = false;
const uint32_t write_access_flags =
FILE_WRITE_DATA | FILE_APPEND_DATA |
FILE_WRITE_ATTRIBUTES | DELETE_ACCESS |
WRITE_DAC_ACCESS | WRITE_OWNER_ACCESS;
NTSTATUS status;
struct worm_config_data *config = NULL;
bool readonly;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct worm_config_data,
return NT_STATUS_INTERNAL_ERROR);
if (VALID_STAT(smb_fname->st)) {
double age;
age = timespec_elapsed(&smb_fname->st.st_ex_ctime);
if (age > config->grace_period) {
readonly = true;
}
}
readonly = is_readonly(handle, smb_fname);
if (readonly && (access_mask & write_access_flags)) {
return NT_STATUS_ACCESS_DENIED;