127 lines
3 KiB
HCL
127 lines
3 KiB
HCL
resource "template_file" "install" {
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filename = "${path.module}/scripts/install.sh.tpl"
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vars {
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download_url = "${var.download-url}"
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config = "${var.config}"
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extra-install = "${var.extra-install}"
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}
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}
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// We launch Vault into an ASG so that it can properly bring them up for us.
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resource "aws_autoscaling_group" "vault" {
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name = "vault - ${aws_launch_configuration.vault.name}"
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launch_configuration = "${aws_launch_configuration.vault.name}"
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availability_zones = ["${split(",", var.availability-zones)}"]
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min_size = "${var.nodes}"
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max_size = "${var.nodes}"
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desired_capacity = "${var.nodes}"
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health_check_grace_period = 15
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health_check_type = "EC2"
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vpc_zone_identifier = ["${split(",", var.subnets)}"]
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load_balancers = ["${aws_elb.vault.id}"]
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tag {
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key = "Name"
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value = "vault"
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propagate_at_launch = true
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}
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}
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resource "aws_launch_configuration" "vault" {
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image_id = "${var.ami}"
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instance_type = "${var.instance_type}"
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key_name = "${var.key-name}"
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security_groups = ["${aws_security_group.vault.id}"]
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user_data = "${template_file.install.rendered}"
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}
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// Security group for Vault allows SSH and HTTP access (via "tcp" in
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// case TLS is used)
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resource "aws_security_group" "vault" {
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name = "vault"
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description = "Vault servers"
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vpc_id = "${var.vpc-id}"
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ingress {
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from_port = 22
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to_port = 22
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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ingress {
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from_port = 8200
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to_port = 8200
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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egress {
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from_port = 0
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to_port = 0
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protocol = "-1"
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cidr_blocks = ["0.0.0.0/0"]
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}
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}
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// Launch the ELB that is serving Vault. This has proper health checks
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// to only serve healthy, unsealed Vaults.
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resource "aws_elb" "vault" {
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name = "vault"
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connection_draining = true
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connection_draining_timeout = 400
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internal = true
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subnets = ["${split(",", var.subnets)}"]
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security_groups = ["${aws_security_group.elb.id}"]
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listener {
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instance_port = 8200
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instance_protocol = "tcp"
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lb_port = 80
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lb_protocol = "tcp"
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}
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listener {
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instance_port = 8200
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instance_protocol = "tcp"
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lb_port = 443
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lb_protocol = "tcp"
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}
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health_check {
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healthy_threshold = 2
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unhealthy_threshold = 3
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timeout = 5
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target = "${var.elb-health-check}"
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interval = 15
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}
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}
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resource "aws_security_group" "elb" {
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name = "vault-elb"
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description = "Vault ELB"
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vpc_id = "${var.vpc-id}"
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ingress {
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from_port = 80
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to_port = 80
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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ingress {
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from_port = 443
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to_port = 443
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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egress {
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from_port = 0
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to_port = 0
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protocol = "-1"
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cidr_blocks = ["0.0.0.0/0"]
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}
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}
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