/*
* readPblockAndEntry - search for and read an entry
* Return:
* A pblock containing the entry, or NULL
*/
Slapi_PBlock *
readPblockAndEntry( const char *baseDN, const char *filter,
char *attrs[] ) {
Slapi_PBlock *spb = NULL;
BEGIN
int sres;
/* Perform the search - the new pblock needs to be freed */
spb = slapi_search_internal((char *)baseDN, LDAP_SCOPE_BASE,
(char *)filter, NULL, attrs, 0);
if ( !spb ) {
op_error(20);
break;
}
if ( slapi_pblock_get( spb, SLAPI_PLUGIN_INTOP_RESULT, &sres ) ) {
op_error(21);
break;
} else if (sres) {
op_error(22);
break;
}
END
return spb;
}
/*
* snmp_update_cache_stats()
*
* Reads the backend cache stats from the backend monitor entry and
* updates the global counter used by the SNMP sub-agent as well as
* the SNMP monitor entry.
*/
static void
snmp_update_cache_stats(void)
{
Slapi_Backend *be, *be_next;
char *cookie = NULL;
Slapi_PBlock *search_result_pb = NULL;
Slapi_Entry **search_entries;
int search_result;
/* set the cache hits/cache entries info */
be = slapi_get_first_backend(&cookie);
if (!be){
slapi_ch_free ((void **) &cookie);
return;
}
be_next = slapi_get_next_backend(cookie);
slapi_ch_free ((void **) &cookie);
/* for now, only do it if there is only 1 backend, otherwise don't know
* which backend to pick */
if(be_next == NULL)
{
Slapi_DN monitordn;
slapi_sdn_init(&monitordn);
be_getmonitordn(be,&monitordn);
/* do a search on the monitor dn to get info */
search_result_pb = slapi_search_internal( slapi_sdn_get_dn(&monitordn),
LDAP_SCOPE_BASE,
"objectclass=*",
NULL,
NULL,
0);
slapi_sdn_done(&monitordn);
slapi_pblock_get( search_result_pb, SLAPI_PLUGIN_INTOP_RESULT, &search_result);
if(search_result == 0)
{
slapi_pblock_get( search_result_pb,SLAPI_PLUGIN_INTOP_SEARCH_ENTRIES,
&search_entries);
/* set the entrycachehits */
slapi_counter_set_value(g_get_global_snmp_vars()->entries_tbl.dsCacheHits,
slapi_entry_attr_get_ulonglong(search_entries[0], "entrycachehits"));
/* set the currententrycachesize */
slapi_counter_set_value(g_get_global_snmp_vars()->entries_tbl.dsCacheEntries,
slapi_entry_attr_get_ulonglong(search_entries[0], "currententrycachesize"));
}
slapi_free_search_results_internal(search_result_pb);
slapi_pblock_destroy(search_result_pb);
}
}
/*
* dnHasAttribute - read an entry if it has a particular attribute
* Return:
* The entry, or NULL
*/
Slapi_PBlock *
dnHasAttribute( const char *baseDN, const char *attrName ) {
Slapi_PBlock *spb = NULL;
char *filter = NULL;
BEGIN
int sres;
Slapi_Entry **entries;
char *attrs[2];
/* Perform the search - the new pblock needs to be freed */
attrs[0] = (char *)attrName;
attrs[1] = NULL;
filter = PR_smprintf( "%s=*", attrName );
spb = slapi_search_internal((char *)baseDN, LDAP_SCOPE_BASE,
filter, NULL, attrs, 0);
if ( !spb ) {
op_error(20);
break;
}
if ( slapi_pblock_get( spb, SLAPI_PLUGIN_INTOP_RESULT, &sres ) ) {
op_error(21);
break;
} else if (sres) {
op_error(22);
break;
}
if ( slapi_pblock_get(spb, SLAPI_PLUGIN_INTOP_SEARCH_ENTRIES,
&entries) ) {
op_error(23);
break;
}
/*
* Can only be one entry returned on a base search; just check
* the first one
*/
if ( !*entries ) {
/* Clean up */
slapi_free_search_results_internal(spb);
slapi_pblock_destroy(spb);
spb = NULL;
}
END
if (filter) {
PR_smprintf_free(filter);
}
return spb;
}