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tf-etcd

Terraform ETCD module

Usage

module "etcd" {
  source = "github.com/kalbasit/tf-etcd"

  aws_key_name  = "ec2-key-name"
  ami           = "ami-6d138f7a"
  discovery_url = "https://discovery.etcd.io/d3c6482aeb0154d904f3ca44ce986610"
  subnet_ids    = ["subnet-b73bc4f5"]
  sgs_ids       = [
    # out-pub allows instances to make connections to anywhere
    "${module.sgs.out-pub}",
    # in-self allows instances to contact each other on any protocol,
    # any port.
    "${module.sgs.in-self}",
  ]
}

Module input variables

  • name The name of the cluster
  • env The environment of the cluster
  • vpc_id The ID of the VPC where the cluster is running on
  • bastion_sg_id The security group of the bastion
  • aws_key_name The AWS key name for the master nodes
  • count The number of etcd nodes
  • ami The AMI for the etcd nodes
  • flannel_cidr The CIDR for the flannel network
  • instance_type The instance type for the etcd nodes
  • subnet_ids A list of subnet ids for the etcd nodes. It's recommanded to host the ETCD server on a private subnet.
  • discovery_url etcd2 discovery url. Use make discovery_url to generate a new one
  • disable_api_termination Enable EC2 Termination protection

Outputs

  • private_ips A list of etcd private IPs
  • public_ips A list of etcd public IPs
  • sg_id The security group ID of the etcd nodes

License

All source code is licensed under the MIT License.