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main.tf
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main.tf
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module "label" {
source = "git::https://github.com/cloudposse/terraform-null-label.git?ref=tags/0.3.5"
namespace = "${var.namespace}"
name = "${var.name}"
stage = "${var.stage}"
delimiter = "${var.delimiter}"
attributes = "${var.attributes}"
tags = "${var.tags}"
enabled = "${var.enabled}"
}
resource "aws_security_group" "default" {
count = "${var.enabled == "true" ? 1 : 0}"
name = "${module.label.id}"
description = "Allow inbound traffic from Security Groups and CIDRs"
vpc_id = "${var.vpc_id}"
ingress {
from_port = "${var.db_port}"
to_port = "${var.db_port}"
protocol = "tcp"
security_groups = ["${var.security_groups}"]
}
ingress {
from_port = "${var.db_port}"
to_port = "${var.db_port}"
protocol = "tcp"
cidr_blocks = ["${var.allowed_cidr_blocks}"]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags = "${module.label.tags}"
}
resource "aws_rds_cluster" "default" {
count = "${var.enabled == "true" ? 1 : 0}"
cluster_identifier = "${module.label.id}"
database_name = "${var.db_name}"
master_username = "${var.admin_user}"
master_password = "${var.admin_password}"
backup_retention_period = "${var.retention_period}"
preferred_backup_window = "${var.backup_window}"
final_snapshot_identifier = "${lower(module.label.id)}"
skip_final_snapshot = "${var.skip_final_snapshot}"
apply_immediately = "${var.apply_immediately}"
storage_encrypted = "${var.storage_encrypted}"
snapshot_identifier = "${var.snapshot_identifier}"
vpc_security_group_ids = ["${aws_security_group.default.id}"]
preferred_maintenance_window = "${var.maintenance_window}"
db_subnet_group_name = "${aws_db_subnet_group.default.name}"
db_cluster_parameter_group_name = "${var.db_cluster_parameter_group_name}"
iam_database_authentication_enabled = "${var.iam_database_authentication_enabled}"
tags = "${module.label.tags}"
engine = "${var.engine}"
engine_version = "${var.engine_version}"
engine_mode = "${var.engine_mode}"
scaling_configuration = "${var.scaling_configuration}"
#allow_major_version_upgrade = "${var.allow_major_version_upgrade}"
}
resource "aws_rds_cluster_instance" "default" {
count = "${var.enabled == "true" ? var.cluster_size : 0}"
identifier = "${module.label.id}-${count.index+1}"
cluster_identifier = "${aws_rds_cluster.default.id}"
instance_class = "${var.instance_type}"
db_subnet_group_name = "${aws_db_subnet_group.default.name}"
db_parameter_group_name = "${var.db_parameter_group_name}"
publicly_accessible = "${var.publicly_accessible}"
tags = "${module.label.tags}"
engine = "${var.engine}"
engine_version = "${var.engine_version}"
monitoring_interval = "${var.rds_monitoring_interval}"
monitoring_role_arn = "${var.rds_monitoring_role_arn}"
}
resource "aws_db_subnet_group" "default" {
count = "${var.enabled == "true" ? 1 : 0}"
name = "${module.label.id}"
description = "Allowed subnets for DB cluster instances"
subnet_ids = ["${var.subnets}"]
tags = "${module.label.tags}"
}
module "dns_master" {
source = "git::https://github.com/cloudposse/terraform-aws-route53-cluster-hostname.git?ref=tags/0.2.5"
namespace = "${var.namespace}"
name = "${var.stage}.master.${var.name}"
stage = "${var.stage}"
zone_id = "${var.zone_id}"
records = ["${coalescelist(aws_rds_cluster.default.*.endpoint, list(""))}"]
enabled = "${var.enabled == "true" && length(var.zone_id) > 0 ? "true" : "false"}"
}
module "dns_replicas" {
source = "git::https://github.com/cloudposse/terraform-aws-route53-cluster-hostname.git?ref=tags/0.2.5"
namespace = "${var.namespace}"
name = "${var.stage}.replicas.${var.name}"
stage = "${var.stage}"
zone_id = "${var.zone_id}"
records = ["${coalescelist(aws_rds_cluster.default.*.reader_endpoint, list(""))}"]
enabled = "${var.enabled == "true" && length(var.zone_id) > 0 ? "true" : "false"}"
}