# A template is used to set the mapping in Elasticsearch
# By default template loading is enabled and the template is loaded.
# These settings can be adjusted to load your own template or overwrite existing ones.

# Set to false to disable template loading.
setup.template.enabled: {{ inventory_hostname == data_nodes[0] }}

# Template name. By default the template name is "{{ beat_name }}-%{[beat.version]}"
# The template name and pattern has to be set in case the elasticsearch index pattern is modified.
setup.template.name: "{{ beat_name }}-%{[beat.version]}"

# Template pattern. By default the template pattern is "-%{[beat.version]}-*" to apply to the default index settings.
# The first part is the version of the beat and then -* is used to match all daily indices.
# The template name and pattern has to be set in case the elasticsearch index pattern is modified.
setup.template.pattern: "{{ beat_name }}-%{[beat.version]}-*"

# Path to fields.yml file to generate the template
setup.template.fields: "${path.config}/fields.yml"

# Overwrite existing template
setup.template.overwrite: {{ inventory_hostname == data_nodes[0] }}

{% set shards = ((data_nodes | length) * 3) | int %}

# Elasticsearch template settings
setup.template.settings:

  # A dictionary of settings to place into the settings.index dictionary
  # of the Elasticsearch template. For more details, please check
  # https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping.html
  index:
    number_of_shards: {{ shards }}
    codec: best_compression
    # This provides for an index split of up to 2 times the number of available shards
    number_of_routing_shards: {{ (shards | int) * 2 }}
    # The default number of replicas will be based on the number of data nodes
    # within the environment with a limit of 2 replicas.
    number_of_replicas: {{ elasticsearch_number_of_replicas | int }}

  # A dictionary of settings for the _source field. For more details, please check
  # https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping-source-field.html
  _source:
    enabled: true