elasticsearch JSON logging

es-json-logging.yml

# See:
#   - https://github.com/logstash/log4j-jsonevent-layout
#   - http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/setup-configuration.html#logging
#   - http://www.elasticsearch.org/guide/en/elasticsearch/guide/current/_logging.html

es.logger.level: INFO
rootLogger: ${es.logger.level}, console, json
logger:
  # log action execution errors for easier debugging
  action: DEBUG
  # reduce the logging for aws, too much is logged under the default INFO
  com.amazonaws: WARN

  # gateway
  #gateway: DEBUG
  #index.gateway: DEBUG

  # peer shard recovery
  #indices.recovery: DEBUG

  # discovery
  discovery: TRACE

  index.search.slowlog: TRACE, slow_search_json
  index.indexing.slowlog: TRACE, slow_indexing_json

additivity:
  index.search.slowlog: false
  index.indexing.slowlog: false

appender:
  console:
    type: console
    layout:
      type: consolePattern
      conversionPattern: "[%d{ISO8601}][%-5p][%-25c] %m%n"

  slow_search_json:
    type: rollingFile
    file: ${path.logs}/${cluster.name}_slow_search.log.json
    maxFileSize: 5MB
    maxBackupIndex: 1
    layout:
      type: net.logstash.log4j.JSONEventLayoutV1

  slow_indexing_json:
    type: rollingFile
    file: ${path.logs}/${cluster.name}_slow_indexing.log.json
    maxFileSize: 5MB
    maxBackupIndex: 1
    layout:
      type: net.logstash.log4j.JSONEventLayoutV1

  json:
    type: rollingFile
    file: ${path.logs}/${cluster.name}.log.json
    maxFileSize: 5MB
    maxBackupIndex: 1
    layout:
      type: net.logstash.log4j.JSONEventLayoutV1