zabbix-agent2/src/libs/zbxdbcache/dbsync.c
/******************************************************************************
 *                                                                            *
 * Function: zbx_dbsync_compare_host_groups                                   *
 *                                                                            *
 * Purpose: compares host groups table with cached configuration data         *
 *                                                                            *
 * Parameter: sync - [OUT] the changeset                                      *
 *                                                                            *
 * Return value: SUCCEED - the changeset was successfully calculated          *
 *               FAIL    - otherwise                                          *
 *                                                                            *
 ******************************************************************************/
zbx_dbsync_compare_host_groups

Purpose: compares host groups table with cached configuration data

Parameter: sync - [OUT] the changeset

Return value: SUCCEED - the changeset was successfully calculated
FAIL    - otherwise
zbx_dbsync_compare_host_groups Purpose : compares host groups table with cached configuration data Parameter : sync - [ OUT ] the changeset Return value : SUCCEED - the changeset was successfully calculated FAIL - otherwise
int	zbx_dbsync_compare_host_groups(zbx_dbsync_t *sync)
{
	DB_ROW			dbrow;
	DB_RESULT		result;
	zbx_hashset_t		ids;
	zbx_hashset_iter_t	iter;
	zbx_uint64_t		rowid;
	zbx_dc_hostgroup_t	*group;
	if (NULL == (result = DBselect("select groupid,name from hstgrp")))
		return FAIL;
	dbsync_prepare(sync, 2, NULL);
	if (ZBX_DBSYNC_INIT == sync->mode)
	{
		sync->dbresult = result;
		return SUCCEED;
	}
	zbx_hashset_create(&ids, dbsync_env.cache->hostgroups.num_data, ZBX_DEFAULT_UINT64_HASH_FUNC,
			ZBX_DEFAULT_UINT64_COMPARE_FUNC);
	while (NULL != (dbrow = DBfetch(result)))
	{
		unsigned char	tag = ZBX_DBSYNC_ROW_NONE;
		ZBX_STR2UINT64(rowid, dbrow[0]);
		zbx_hashset_insert(&ids, &rowid, sizeof(rowid));
		if (NULL == (group = (zbx_dc_hostgroup_t *)zbx_hashset_search(&dbsync_env.cache->hostgroups, &rowid)))
			tag = ZBX_DBSYNC_ROW_ADD;
		else if (FAIL == dbsync_compare_host_group(group, dbrow))
			tag = ZBX_DBSYNC_ROW_UPDATE;
		if (ZBX_DBSYNC_ROW_NONE != tag)
			dbsync_add_row(sync, rowid, tag, dbrow);
	}
	zbx_hashset_iter_reset(&dbsync_env.cache->hostgroups, &iter);
	while (NULL != (group = (zbx_dc_hostgroup_t *)zbx_hashset_iter_next(&iter)))
	{
		if (NULL == zbx_hashset_search(&ids, &group->groupid))
			dbsync_add_row(sync, group->groupid, ZBX_DBSYNC_ROW_REMOVE, NULL);
	}
	zbx_hashset_destroy(&ids);
	DBfree_result(result);
	return SUCCEED;
}
int zbx_dbsync_compare_host_groups ( zbx_dbsync_t * sync ) { DB_ROW dbrow ; DB_RESULT result ; zbx_hashset_t ids ; zbx_hashset_iter_t iter ; zbx_uint64_t rowid ; zbx_dc_hostgroup_t * group ; if ( NULL == ( result = DBselect ( " " ) ) ) return FAIL ; dbsync_prepare ( sync , 2 , NULL ) ; if ( ZBX_DBSYNC_INIT == sync -> mode ) { sync -> dbresult = result ; return SUCCEED ; } zbx_hashset_create ( & ids , dbsync_env . cache -> hostgroups . num_data , ZBX_DEFAULT_UINT64_HASH_FUNC , ZBX_DEFAULT_UINT64_COMPARE_FUNC ) ; while ( NULL != ( dbrow = DBfetch ( result ) ) ) { unsigned char tag = ZBX_DBSYNC_ROW_NONE ; ZBX_STR2UINT64 ( rowid , dbrow [ 0 ] ) ; zbx_hashset_insert ( & ids , & rowid , sizeof ( rowid ) ) ; if ( NULL == ( group = ( zbx_dc_hostgroup_t * ) zbx_hashset_search ( & dbsync_env . cache -> hostgroups , & rowid ) ) ) tag = ZBX_DBSYNC_ROW_ADD ; else if ( FAIL == dbsync_compare_host_group ( group , dbrow ) ) tag = ZBX_DBSYNC_ROW_UPDATE ; if ( ZBX_DBSYNC_ROW_NONE != tag ) dbsync_add_row ( sync , rowid , tag , dbrow ) ; } zbx_hashset_iter_reset ( & dbsync_env . cache -> hostgroups , & iter ) ; while ( NULL != ( group = ( zbx_dc_hostgroup_t * ) zbx_hashset_iter_next ( & iter ) ) ) { if ( NULL == zbx_hashset_search ( & ids , & group -> groupid ) ) dbsync_add_row ( sync , group -> groupid , ZBX_DBSYNC_ROW_REMOVE , NULL ) ; } zbx_hashset_destroy ( & ids ) ; DBfree_result ( result ) ; return SUCCEED ; }
Function: zbx_dbsync_compare_host_groups                                   
                                                                            
 Purpose: compares host groups table with cached configuration data         
                                                                            
 Parameter: sync - [OUT] the changeset                                      
                                                                            
 Return value: SUCCEED - the changeset was successfully calculated          
               FAIL    - otherwise
Function : zbx_dbsync_compare_host_groups Purpose : compares host groups table with cached configuration data Parameter : sync - [ OUT ] the changeset Return value : SUCCEED - the changeset was successfully calculated FAIL - otherwise