NewElasticSearch creates a new elasticsearch output.

WatchDegraded corresponds to a degraded state.

WatchRecovered corresponds to a recovered state.

Backoff represents connection backoff settings.

Config specifies all configurable parameters for the Elasticsearch output.

ElasticSearchOutput handles the Elasticsearch output connection.

ESHealthWatcher monitors the ES connection and notifies if a failure persists for more than failureInterval seconds.

Event is a wrapper type for beat events the events that ES expects contain an @timestamp at the root evel.

ConnectionMetrics is an interface type for ES transport metrics.

WatchReporter is a callback that the watcher will call whenever the output has reached a degraded state, or recovered from a degraded state.

WatchState represents the state of the output at the time the WatchReporter callback was made.