ElastAlert
Easy and flexible alerting with ElasticSearch
...Elasticsearch is periodically queried and the data is passed to the rule type, which determines when a match is found. When a match occurs, it is given to one or more alerts, which take action based on the match. This is configured by a set of rules, each of which defines a query, a rule type, and a set of alerts. Several rule types with common monitoring paradigms are included with ElastAlert. Alerts link to Kibana dashboards. Aggregate counts for arbitrary fields. Combine alerts into periodic reports. Separate alerts by using a unique key field. Intercept and enhance match data. ...