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/*
* ldb connection and module initialisation
*
* Copyright (C) Andrew Bartlett <abartlet@samba.org> 2018
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "ldb_private.h"
#include "../ldb_tdb/ldb_tdb.h"
#ifdef HAVE_LMDB
#include "../ldb_mdb/ldb_mdb.h"
#endif /* HAVE_LMDB */
/*
connect to the database
*/
static int lldb_connect(struct ldb_context *ldb,
const char *url,
unsigned int flags,
const char *options[],
struct ldb_module **module)
{
const char *path;
int ret;
/*
* Check and remove the url prefix
*/
if (strchr(url, ':')) {
if (strncmp(url, "ldb://", 6) != 0) {
ldb_debug(ldb, LDB_DEBUG_ERROR,
"Invalid ldb URL '%s'", url);
return LDB_ERR_OPERATIONS_ERROR;
}
path = url+6;
} else {
path = url;
}
/*
* Don't create the database if it's not there
*/
flags |= LDB_FLG_DONT_CREATE_DB;
#ifdef HAVE_LMDB
/*
* Try opening the database as an lmdb
*/
ret = lmdb_connect(ldb, path, flags, options, module);
if (ret == LDB_SUCCESS) {
return ret;
}
if (ret != LDB_ERR_UNAVAILABLE) {
return ret;
}
/*
* Not mdb so try as tdb
*/
#endif /* HAVE_LMDB */
ret = ltdb_connect(ldb, path, flags, options, module);
return ret;
}
int ldb_ldb_init(const char *version)
{
LDB_MODULE_CHECK_VERSION(version);
return ldb_register_backend("ldb", lldb_connect, false);
}
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