The purpose of this image is to periodically clean the Elasticsearch indexes leaving only a configurable amount of days worth of logging in the system.

docker run -d \
  -e ELASTICSEARCH_HOSTS=es1 \
	-e INTERVAL_IN_HOURS=24 \
	-e SNAPSHOT_REPOSITORY=backup \
	-e SNAPSHOT_OLDER_THAN_IN_DAYS=10 \
	-e DELETE_OLDER_THAN_IN_DAYS=10 \
  --link es1:elasticsearch \
	gerrrr/elasticsearch-curator

where es1 is the name of the elasticsearch container.

Curator configuration file parameters (from https://www.elastic.co/guide/en/elasticsearch/client/curator/current/configfile.html). Defaults are the same as in the official documentation.

• ELASTICSEARCH_HOSTS
• ELASTICSEARCH_PORT
• URL_PREFIX
• USE_SSL
• CERTIFICATE
• CLIENT_CERT
• CLIENT_KEY
• SSL_NO_VALIDATE
• ELASTICSEARCH_HTTP_AUTH
• TIMEOUT
• MASTER_ONLY
• LOG_LEVEL
• LOG_FILE
• LOG_FORMAT
• BLACK_LIST

Snapshot/Delete configuration:

• INTERVAL_IN_HOURS: The amount of time between two curator runs
• SNAPSHOT_OLDER_THAN_IN_DAYS: Indicates all logs with a date exceeding this age can be snapshotted.
• SNAPSHOT_REPOSITORY: The repository for the logs to be snapshotted.
• SNAPSHOT_INDEX_PATTERN: Snapshots only indexes matching the pattern.
• DELETE_OLDER_THAN_IN_DAYS: Indicates all logs with a date exceeding this age can be deleted.
• DELETE_INDEX_PATTERN: Deletes only indexes matching the pattern.