Complete ElasticSearch example

Configuration in this directory creates an ElasticSearch Domain with advanced/custom configuration in the VPC.

You can choose to create an ElasticSearch Domain with the different options by setting the variables as described below:

Create an ES domain in an existing VPC in a single availability zone.

    create_vpc = false
    zone_awareness_enabled = false
    es_subnets_ids = ["subnet-xxxxxxx"]     # pass a single subnet-id

Create an ES domain in an existing VPC in a multiple availability zones.

    create_vpc = false
    zone_awareness_enabled = true
    es_subnets_ids = ["subnet-xxxxxxx", "subnet-xxxxxx"]    # pass minimum two subnet-ids

Create an ES domain in a new VPC in a single availability zone.
```
    create_vpc = true
    zone_awareness_enabled = false
```
Create an ES domain in an new VPC in a multiple availability zone.
```
    create_vpc = true
    zone_awareness_enabled = true
```

Usage

To run this example you need to execute:

$ terraform init
$ terraform plan
$ terraform apply

Note that this example may create resources which cost money. Run terraform destroy when you don’t need these resources.