refered check_elasticsearch no longer maintained #6798
Description
The config...
icinga2/itl/plugins-contrib.d/databases.conf
Line 713 in 83ad984
...refers to a not maintained plugin anchor/nagios-plugin-elasticsearch/issues/48
Of topic: A other simple HTTP-based check is described here: https://stackoverflow.com/questions/10276989/how-to-monitor-elasticsearch-using-nagios