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/*
ldb database library - samba extensions
Copyright (C) Andrew Tridgell 2010
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released
** under the LGPL
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "ldb_module.h"
#include "lib/cmdline/popt_common.h"
#include "auth/gensec/gensec.h"
#include "auth/auth.h"
#include "param/param.h"
#include "dsdb/samdb/samdb.h"
#include "ldb_wrap.h"
#include "popt.h"
/*
work out the length of a popt array
*/
static unsigned calculate_popt_array_length(struct poptOption *opts)
{
unsigned i;
struct poptOption zero_opt = { NULL };
for (i=0; memcmp(&zero_opt, &opts[i], sizeof(zero_opt)) != 0; i++) ;
return i;
}
static struct poptOption cmdline_extensions[] = {
POPT_COMMON_SAMBA
POPT_COMMON_CREDENTIALS
POPT_COMMON_CONNECTION
POPT_COMMON_VERSION
{ NULL }
};
/*
called to register additional command line options
*/
static int extensions_hook(struct ldb_context *ldb, enum ldb_module_hook_type t)
{
switch (t) {
case LDB_MODULE_HOOK_CMDLINE_OPTIONS: {
unsigned len1, len2;
struct poptOption **popt_options = ldb_module_popt_options(ldb);
struct poptOption *new_array;
len1 = calculate_popt_array_length(*popt_options);
len2 = calculate_popt_array_length(cmdline_extensions);
new_array = talloc_array(NULL, struct poptOption, len1+len2+1);
if (NULL == new_array) {
return ldb_oom(ldb);
}
memcpy(new_array, *popt_options, len1*sizeof(struct poptOption));
memcpy(new_array+len1, cmdline_extensions, (1+len2)*sizeof(struct poptOption));
(*popt_options) = new_array;
return LDB_SUCCESS;
}
case LDB_MODULE_HOOK_CMDLINE_PRECONNECT: {
int r = ldb_register_samba_handlers(ldb);
if (r != LDB_SUCCESS) {
return ldb_operr(ldb);
}
gensec_init();
if (ldb_set_opaque(ldb, "sessionInfo", system_session(cmdline_lp_ctx))) {
return ldb_operr(ldb);
}
if (ldb_set_opaque(ldb, "credentials", cmdline_credentials)) {
return ldb_operr(ldb);
}
if (ldb_set_opaque(ldb, "loadparm", cmdline_lp_ctx)) {
return ldb_operr(ldb);
}
ldb_set_utf8_fns(ldb, NULL, wrap_casefold);
break;
}
case LDB_MODULE_HOOK_CMDLINE_POSTCONNECT:
/* get the domain SID into the cache for SDDL processing */
samdb_domain_sid(ldb);
break;
}
return LDB_SUCCESS;
}
/*
initialise the module
*/
_PUBLIC_ int ldb_samba_extensions_init(const char *ldb_version)
{
ldb_register_hook(extensions_hook);
return LDB_SUCCESS;
}
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