ILM Example

PUT _cluster/settings
{
  "transient": {
    "indices.lifecycle.poll_interval": "5s"
  }
}

DELETE test*
GET _cat/indices/test*?v
GET _cat/shards/test*?v

GET _ilm/policy/my_policy

# Create an ILM Policy
PUT _ilm/policy/my_policy
{
  "policy": {
    "phases": {
      "hot": {
        "actions": {
          "rollover": {
            "max_docs": 2
          }
        }
      },
      "warm": {
        "min_age": "0ms",
        "actions": {
          "allocate": {
            "number_of_replicas": 0,
            "require": {
              "data": "warm"
            }
          }
        }
      },
      "delete": {
        "min_age": "30d",
        "actions": {
          "delete": {}
        }
      }
    }
  }
}

GET _template/my_template

# Create an Index Template
PUT _template/my_template
{
  "index_patterns": ["test-*"], 
  "settings": {
    "number_of_shards": 1,
    "number_of_replicas": 1,
    "index.lifecycle.name": "my_policy", 
    "index.lifecycle.rollover_alias": "test-alias"
  }
}

# Create an Index
PUT test-000001
{
  "aliases": {
    "test-alias":{
      "is_write_index": true 
    }
  }
}

GET _cat/shards/test*?v

# Create 3 documents in that index
POST test-alias/_doc/1
{
  "foo": "bar"
}

POST test-alias/_doc/2
{
  "foo": "bar"
}

GET _cat/indices/test*?v

GET _cat/shards/test*?v

GET test-alias/_search

POST test-alias/_doc/3
{
  "foo": "bar"
}

GET _cat/indices/test*?v

GET _cat/shards/test*?v

GET test-alias/_search