A newer version is available. For the latest information, see the
current release documentation.
allocation_typeedit
This setting is used only when using the allocation action or the allocated filtertype.
The value of this setting must be one of require, include, or exclude.
Read more about these settings at http://www.elastic.co/guide/en/elasticsearch/reference/5.6/shard-allocation-filtering.html
The default value for this setting is require.