int get_ldap_handle(char* _lds_name, LDAP** _ldap_handle)
{
int rc;
struct ld_session* lds;
rc = get_connected_ldap_session(_lds_name, &lds);
if (rc == 0)
{
*_ldap_handle = lds->handle;
}
return rc;
}
int ldap_url_search_async(
char* _ldap_url,
int* _ld_result_count,
int* _msgidp,
struct ld_session **ldsp)
{
LDAPURLDesc *ludp;
int rc;
if (ldap_url_parse(_ldap_url, &ludp) != 0) {
LM_ERR("invalid LDAP URL [%s]\n", ZSW(_ldap_url));
if (ludp != NULL) {
ldap_free_urldesc(ludp);
}
return -2;
}
if (ludp->lud_host == NULL)
{
LM_ERR( "no ldap session name found in ldap URL [%s]\n",
ZSW(_ldap_url));
return -2;
}
LM_DBG( "LDAP URL parsed into session_name"
" [%s], base [%s], scope [%d], filter [%s]\n",
ZSW(ludp->lud_host),
ZSW(ludp->lud_dn),
ludp->lud_scope,
ZSW(ludp->lud_filter));
rc = ldap_params_search_async(_ld_result_count,
_msgidp,
ludp->lud_host,
ludp->lud_dn,
ludp->lud_scope,
ludp->lud_attrs,
ludp->lud_filter);
if (rc == 0 && *_msgidp >= 0) {
if (get_connected_ldap_session(ludp->lud_host, ldsp)) {
LM_ERR("[%s]: couldn't get ldap session\n", ludp->lud_host);
return -1;
}
}
ldap_free_urldesc(ludp);
return rc;
}
/*
* sets last_ldap_result and last_ldap_handle
*/
int lds_search(
char* _lds_name,
char* _dn,
int _scope,
char* _filter,
char** _attrs,
struct timeval* _search_timeout,
int* _ld_result_count,
int* _ld_error)
{
struct ld_session* lds;
#ifdef LDAP_PERF
struct timeval before_search = { 0, 0 }, after_search = { 0, 0 };
#endif
/*
* get ld_handle
*/
if (get_connected_ldap_session(_lds_name, &lds) != 0)
{
LM_ERR("[%s]: couldn't get ldap session\n", _lds_name);
return -1;
}
/*
* free last_ldap_result
*/
if (last_ldap_result != NULL) {
ldap_msgfree(last_ldap_result);
last_ldap_result = NULL;
}
LM_DBG( "[%s]: performing LDAP search: dn [%s],"
" scope [%d], filter [%s], client_timeout [%d] usecs\n",
_lds_name,
_dn,
_scope,
_filter,
(int)(lds->client_search_timeout.tv_sec * 1000000
+ lds->client_search_timeout.tv_usec));
#ifdef LDAP_PERF
gettimeofday(&before_search, NULL);
#endif
/*
* perform ldap search
*/
*_ld_error = ldap_search_ext_s(
lds->handle,
_dn,
_scope,
_filter,
_attrs,
0,
NULL,
NULL,
&lds->client_search_timeout,
0,
&last_ldap_result);
#ifdef LDAP_PERF
gettimeofday(&after_search, NULL);
LM_INFO("[%s]: LDAP search took [%d] usecs\n",
_lds_name,
(int)((after_search.tv_sec * 1000000 + after_search.tv_usec)
- (before_search.tv_sec * 1000000 + before_search.tv_usec)));
#endif
if (*_ld_error != LDAP_SUCCESS)
{
if (last_ldap_result != NULL)
{
ldap_msgfree(last_ldap_result);
last_ldap_result = NULL;
}
if (LDAP_API_ERROR(*_ld_error))
{
ldap_disconnect(_lds_name);
}
LM_DBG( "[%s]: ldap_search_ext_st failed: %s\n",
_lds_name,
ldap_err2string(*_ld_error));
return -1;
}
last_ldap_handle = lds->handle;
*_ld_result_count = ldap_count_entries(lds->handle, last_ldap_result);
if (*_ld_result_count < 0)
{
LM_DBG("[%s]: ldap_count_entries failed\n", _lds_name);
return -1;
}
return 0;
}
int lds_search_async(
char* _lds_name,
char* _dn,
int _scope,
char* _filter,
char** _attrs,
struct timeval* _search_timeout,
int* _ld_result_count,
int* _ld_error,
int* _msgidp)
{
struct ld_session* lds;
struct timeval zerotime;
#ifdef LDAP_PERF
struct timeval before_search = { 0, 0 }, after_search = { 0, 0 };
#endif
/*
* get ld_handle
*/
if (get_connected_ldap_session(_lds_name, &lds) != 0)
{
LM_ERR("[%s]: couldn't get ldap session\n", _lds_name);
return -1;
}
/*
* free last_ldap_result
*/
if (last_ldap_result != NULL) {
ldap_msgfree(last_ldap_result);
last_ldap_result = NULL;
}
LM_DBG( "[%s]: performing LDAP search: dn [%s],"
" scope [%d], filter [%s], client_timeout [%d] usecs\n",
_lds_name,
_dn,
_scope,
_filter,
(int)(lds->client_search_timeout.tv_sec * 1000000
+ lds->client_search_timeout.tv_usec));
#ifdef LDAP_PERF
gettimeofday(&before_search, NULL);
#endif
/*
* perform ldap search
*/
*_ld_error = ldap_search_ext(
lds->handle,
_dn,
_scope,
_filter,
_attrs,
0,
NULL,
NULL,
&lds->client_search_timeout,
0,
_msgidp);
#ifdef LDAP_PERF
gettimeofday(&after_search, NULL);
LM_INFO("[%s]: LDAP search took [%d] usecs\n",
_lds_name,
(int)((after_search.tv_sec * 1000000 + after_search.tv_usec)
- (before_search.tv_sec * 1000000 + before_search.tv_usec)));
#endif
if (*_ld_error != LDAP_SUCCESS)
{
if (last_ldap_result != NULL)
{
ldap_msgfree(last_ldap_result);
last_ldap_result = NULL;
}
if (LDAP_API_ERROR(*_ld_error))
{
ldap_disconnect(_lds_name);
}
LM_DBG( "[%s]: ldap_search_ext_st failed: %s\n",
_lds_name,
ldap_err2string(*_ld_error));
return -1;
}
zerotime.tv_sec = zerotime.tv_usec = 0L;
*_ld_error = ldap_result(lds->handle, *_msgidp, LDAP_MSG_ALL,
&zerotime, &last_ldap_result);
switch (*_ld_error) {
case -1:
LM_ERR("[%s]: ldap result failed\n", _lds_name);
return -1;
case 0:
/* receive did not succeed; reactor needed */
return 0;
default:
/* receive successfull */
*_msgidp = -1;
break;
}
last_ldap_handle = lds->handle;
*_ld_result_count = ldap_count_entries(lds->handle, last_ldap_result);
if (*_ld_result_count < 0)
{
LM_DBG("[%s]: ldap_count_entries failed\n", _lds_name);
return -1;
}
return 0;
}
