initial commit

.gitignore

@@ -0,0 +1,3 @@
+.DS_Store
+.terraform
+*.tfstate*

main.tf

@@ -0,0 +1,39 @@
+resource "aws_docdb_subnet_group" "docdb" {
+  name_prefix = var.name
+  subnet_ids  = var.group_subnets
+}
+
+resource "aws_docdb_cluster" "api_docdb" {
+  cluster_identifier_prefix       = var.name
+  db_subnet_group_name            = aws_docdb_subnet_group.sn_docdb.name
+  db_cluster_parameter_group_name = aws_docdb_cluster_parameter_group.api_docdb.name
+  vpc_security_group_ids          = var.cluster_security_group
+  engine                          = "docdb"
+  master_username                 = var.master_username
+  master_password                 = var.master_password
+  storage_encrypted               = var.storage_encrypted
+
+  backup_retention_period = var.backup_retention_period
+  preferred_backup_window = var.preferred_backup_window
+  skip_final_snapshot     = var.skip_final_snapshot
+}
+
+resource "aws_docdb_cluster_instance" "cluster_instances" {
+  count              = var.cluster_instance_count
+  identifier         = "${var.name}-${count.index}"
+  cluster_identifier = aws_docdb_cluster.api_docdb.id
+  instance_class     = var.cluster_instance_class
+}
+
+resource "aws_docdb_cluster_parameter_group" "api_docdb" {
+  family      = "docdb3.6"
+  name_prefix = var.name
+  description = "${var.name} docdb cluster parameter group"
+  dynamic "parameter" {
+    for_each = var.parameters
+    content {
+      name  = parameter.value.name
+      value = parameter.value.value
+    }
+  }
+}

output.tf

@@ -0,0 +1,27 @@
+output "arn" {
+  value = aws_docdb_cluster.api_docdb.arn
+}
+
+output "cluster_members" {
+  value = aws_docdb_cluster.api_docdb.cluster_members
+}
+
+output "cluster_resource_id" {
+  value = aws_docdb_cluster.api_docdb.cluster_resource_id
+}
+
+output "endpoint" {
+  value = aws_docdb_cluster.api_docdb.endpoint
+}
+
+output "hosted_zone_id" {
+  value = aws_docdb_cluster.api_docdb.hosted_zone_id
+}
+
+output "id" {
+  value = aws_docdb_cluster.api_docdb.id
+}
+
+output "reader_endpoint" {
+  value = aws_docdb_cluster.api_docdb.reader_endpoint
+}

variables.tf

@@ -0,0 +1,56 @@
+variable "group_subnets" {
+  type    = list(string)
+  default = []
+}
+
+variable "cluster_security_group" {
+  type = list(string)
+}
+
+variable "master_password" {
+  type = string
+}
+
+variable "master_username" {
+  type = string
+}
+
+variable "cluster_instance_class" {
+  type    = string
+  default = "db.r5.large"
+}
+
+variable "cluster_instance_count" {
+  type    = number
+  default = 1
+}
+
+variable "name" {
+  type = string
+}
+
+variable "backup_retention_period" {
+  default = 7
+  type    = number
+}
+
+variable "preferred_backup_window" {
+  default = "07:00-09:00"
+  type    = string
+}
+
+variable "skip_final_snapshot" {
+  default = false
+  type    = bool
+}
+
+variable "storage_encrypted" {
+  default = true
+  type    = bool
+}
+
+variable "parameters" {
+  description = "additional parameters modified in parameter group"
+  type        = list(map(any))
+  default     = []
+}