#include "smbd/smbd.h"
#include "system/filesys.h"
#include "librpc/gen_ndr/xattr.h"
-#include "librpc/gen_ndr/ndr_xattr.h"
-#include "../lib/crypto/sha256.h"
#include "dbwrap/dbwrap.h"
#include "dbwrap/dbwrap_open.h"
#include "auth.h"
#include "util_tdb.h"
+#include "vfs_acl_common.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_VFS
#define ACL_MODULE_NAME "acl_tdb"
-#include "modules/vfs_acl_common.c"
static unsigned int ref_count;
static struct db_context *acl_db;
return true;
}
- dbname = state_path("file_ntacls.tdb");
+ dbname = state_path(talloc_tos(), "file_ntacls.tdb");
if (dbname == NULL) {
errno = ENOSYS;
}
}
-/*******************************************************************
- Fetch_lock the tdb acl record for a file
-*******************************************************************/
-
-static struct db_record *acl_tdb_lock(TALLOC_CTX *mem_ctx,
- struct db_context *db,
- const struct file_id *id)
-{
- uint8_t id_buf[16];
-
- /* For backwards compatibility only store the dev/inode. */
- push_file_id_16((char *)id_buf, id);
- return dbwrap_fetch_locked(db,
- mem_ctx,
- make_tdb_data(id_buf,
- sizeof(id_buf)));
-}
-
/*******************************************************************
Delete the tdb acl record for a file
*******************************************************************/
{
NTSTATUS status;
struct file_id id = vfs_file_id_from_sbuf(handle->conn, psbuf);
- struct db_record *rec = acl_tdb_lock(talloc_tos(), db, &id);
-
- /*
- * If rec == NULL there's not much we can do about it
- */
+ uint8_t id_buf[16];
- if (rec == NULL) {
- DEBUG(10,("acl_tdb_delete: rec == NULL\n"));
- TALLOC_FREE(rec);
- return NT_STATUS_OK;
- }
+ /* For backwards compatibility only store the dev/inode. */
+ push_file_id_16(id_buf, &id);
- status = dbwrap_record_delete(rec);
- TALLOC_FREE(rec);
+ status = dbwrap_delete(db, make_tdb_data(id_buf, sizeof(id_buf)));
return status;
}
/*******************************************************************
- Pull a security descriptor into a DATA_BLOB from a tdb store.
+ Pull a security descriptor from an fsp into a DATA_BLOB from a tdb store.
*******************************************************************/
-static NTSTATUS get_acl_blob(TALLOC_CTX *ctx,
+static NTSTATUS fget_acl_blob(TALLOC_CTX *ctx,
vfs_handle_struct *handle,
files_struct *fsp,
- const struct smb_filename *smb_fname,
DATA_BLOB *pblob)
{
uint8_t id_buf[16];
struct file_id id;
struct db_context *db = acl_db;
NTSTATUS status = NT_STATUS_OK;
- SMB_STRUCT_STAT sbuf;
-
- ZERO_STRUCT(sbuf);
-
- if (fsp) {
- status = vfs_stat_fsp(fsp);
- sbuf = fsp->fsp_name->st;
- } else {
- int ret = vfs_stat_smb_basename(handle->conn,
- smb_fname,
- &sbuf);
- if (ret == -1) {
- status = map_nt_error_from_unix(errno);
- }
- }
+ status = vfs_stat_fsp(fsp);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- id = vfs_file_id_from_sbuf(handle->conn, &sbuf);
+ id = vfs_file_id_from_sbuf(handle->conn, &fsp->fsp_name->st);
/* For backwards compatibility only store the dev/inode. */
- push_file_id_16((char *)id_buf, &id);
+ push_file_id_16(id_buf, &id);
status = dbwrap_fetch(db,
ctx,
pblob->data = data.dptr;
pblob->length = data.dsize;
- DEBUG(10,("get_acl_blob: returned %u bytes from file %s\n",
- (unsigned int)data.dsize, smb_fname->base_name ));
+ DBG_DEBUG("returned %u bytes from file %s\n",
+ (unsigned int)data.dsize,
+ fsp_str_dbg(fsp));
if (pblob->length == 0 || pblob->data == NULL) {
return NT_STATUS_NOT_FOUND;
{
uint8_t id_buf[16];
struct file_id id;
- TDB_DATA data;
+ TDB_DATA data = { .dptr = pblob->data, .dsize = pblob->length };
struct db_context *db = acl_db;
- struct db_record *rec;
NTSTATUS status;
DEBUG(10,("store_acl_blob_fsp: storing blob length %u on file %s\n",
id = vfs_file_id_from_sbuf(handle->conn, &fsp->fsp_name->st);
/* For backwards compatibility only store the dev/inode. */
- push_file_id_16((char *)id_buf, &id);
- rec = dbwrap_fetch_locked(db, talloc_tos(),
- make_tdb_data(id_buf,
- sizeof(id_buf)));
- if (rec == NULL) {
- DEBUG(0, ("store_acl_blob_fsp_tdb: fetch_lock failed\n"));
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
- data.dptr = pblob->data;
- data.dsize = pblob->length;
- return dbwrap_record_store(rec, data, 0);
+ push_file_id_16(id_buf, &id);
+
+ status = dbwrap_store(
+ db, make_tdb_data(id_buf, sizeof(id_buf)), data, 0);
+ return status;
}
/*********************************************************************
- On unlink we need to delete the tdb record (if using tdb).
+ On unlinkat we need to delete the tdb record (if using tdb).
*********************************************************************/
-static int unlink_acl_tdb(vfs_handle_struct *handle,
- const struct smb_filename *smb_fname)
+static int unlinkat_acl_tdb(vfs_handle_struct *handle,
+ struct files_struct *dirfsp,
+ const struct smb_filename *smb_fname,
+ int flags)
{
struct smb_filename *smb_fname_tmp = NULL;
struct db_context *db = acl_db;
goto out;
}
- if (smb_fname_tmp->flags & SMB_FILENAME_POSIX_PATH) {
- ret = SMB_VFS_LSTAT(handle->conn, smb_fname_tmp);
- } else {
- ret = SMB_VFS_STAT(handle->conn, smb_fname_tmp);
- }
-
+ ret = vfs_stat(handle->conn, smb_fname_tmp);
if (ret == -1) {
goto out;
}
- ret = unlink_acl_common(handle, smb_fname_tmp);
+ if (flags & AT_REMOVEDIR) {
+ ret = rmdir_acl_common(handle,
+ dirfsp,
+ smb_fname_tmp);
+ } else {
+ ret = unlink_acl_common(handle,
+ dirfsp,
+ smb_fname_tmp,
+ flags);
+ }
if (ret == -1) {
goto out;
return ret;
}
-/*********************************************************************
- On rmdir we need to delete the tdb record (if using tdb).
-*********************************************************************/
-
-static int rmdir_acl_tdb(vfs_handle_struct *handle,
- const struct smb_filename *smb_fname)
-{
-
- SMB_STRUCT_STAT sbuf;
- struct db_context *db = acl_db;
- int ret = -1;
-
- ret = vfs_stat_smb_basename(handle->conn, smb_fname, &sbuf);
- if (ret == -1) {
- return -1;
- }
-
- ret = rmdir_acl_common(handle, smb_fname);
- if (ret == -1) {
- return -1;
- }
-
- acl_tdb_delete(handle, db, &sbuf);
- return 0;
-}
-
/*******************************************************************
Handle opening the storage tdb if so configured.
*******************************************************************/
return -1;
}
- ok = init_acl_common_config(handle);
+ ok = init_acl_common_config(handle, ACL_MODULE_NAME);
if (!ok) {
DBG_ERR("init_acl_common_config failed\n");
return -1;
Remove a Windows ACL - we're setting the underlying POSIX ACL.
*********************************************************************/
-static int sys_acl_set_file_tdb(vfs_handle_struct *handle,
- const struct smb_filename *smb_fname_in,
- SMB_ACL_TYPE_T type,
- SMB_ACL_T theacl)
-{
- struct db_context *db = acl_db;
- int ret = -1;
- int saved_errno = 0;
- struct smb_filename *smb_fname = NULL;
-
- smb_fname = cp_smb_filename_nostream(talloc_tos(), smb_fname_in);
- if (smb_fname == NULL) {
- return -1;
- };
-
- ret = SMB_VFS_STAT(handle->conn, smb_fname);
- if (ret == -1) {
- saved_errno = errno;
- goto fail;
- }
-
- ret = SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle,
- smb_fname,
- type,
- theacl);
- if (ret == -1) {
- saved_errno = errno;
- goto fail;
- }
-
- acl_tdb_delete(handle, db, &smb_fname->st);
-
-fail:
- TALLOC_FREE(smb_fname);
-
- if (saved_errno != 0) {
- errno = saved_errno;
- }
- return ret;
-}
-
-/*********************************************************************
- Remove a Windows ACL - we're setting the underlying POSIX ACL.
-*********************************************************************/
-
static int sys_acl_set_fd_tdb(vfs_handle_struct *handle,
files_struct *fsp,
+ SMB_ACL_TYPE_T type,
SMB_ACL_T theacl)
{
+ struct acl_common_fsp_ext *ext = (struct acl_common_fsp_ext *)
+ VFS_FETCH_FSP_EXTENSION(handle, fsp);
struct db_context *db = acl_db;
NTSTATUS status;
int ret;
}
ret = SMB_VFS_NEXT_SYS_ACL_SET_FD(handle,
- fsp,
- theacl);
+ fsp,
+ type,
+ theacl);
if (ret == -1) {
return -1;
}
+ if (ext != NULL && ext->setting_nt_acl) {
+ return 0;
+ }
+
acl_tdb_delete(handle, db, &fsp->fsp_name->st);
return 0;
}
+static NTSTATUS acl_tdb_fget_nt_acl(vfs_handle_struct *handle,
+ files_struct *fsp,
+ uint32_t security_info,
+ TALLOC_CTX *mem_ctx,
+ struct security_descriptor **ppdesc)
+{
+ NTSTATUS status;
+ status = fget_nt_acl_common(fget_acl_blob, handle, fsp,
+ security_info, mem_ctx, ppdesc);
+ return status;
+}
+
+static NTSTATUS acl_tdb_fset_nt_acl(vfs_handle_struct *handle,
+ files_struct *fsp,
+ uint32_t security_info_sent,
+ const struct security_descriptor *psd)
+{
+ NTSTATUS status;
+ status = fset_nt_acl_common(fget_acl_blob, store_acl_blob_fsp,
+ ACL_MODULE_NAME,
+ handle, fsp, security_info_sent, psd);
+ return status;
+}
+
static struct vfs_fn_pointers vfs_acl_tdb_fns = {
.connect_fn = connect_acl_tdb,
.disconnect_fn = disconnect_acl_tdb,
- .rmdir_fn = rmdir_acl_tdb,
- .unlink_fn = unlink_acl_tdb,
- .chmod_fn = chmod_acl_module_common,
+ .unlinkat_fn = unlinkat_acl_tdb,
.fchmod_fn = fchmod_acl_module_common,
- .fget_nt_acl_fn = fget_nt_acl_common,
- .get_nt_acl_fn = get_nt_acl_common,
- .fset_nt_acl_fn = fset_nt_acl_common,
- .chmod_acl_fn = chmod_acl_acl_module_common,
- .fchmod_acl_fn = fchmod_acl_acl_module_common,
- .sys_acl_set_file_fn = sys_acl_set_file_tdb,
+ .fget_nt_acl_fn = acl_tdb_fget_nt_acl,
+ .fset_nt_acl_fn = acl_tdb_fset_nt_acl,
.sys_acl_set_fd_fn = sys_acl_set_fd_tdb
};