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feat: Support elasticache serverless cache (#3)
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‎README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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| <a name="requirement_random"></a> [random](#requirement\_random) | >= 3.0 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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| <a name="provider_random"></a> [random](#provider\_random) | >= 3.0 |
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## Modules

‎examples/memcached-cluster/README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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## Modules
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‎examples/memcached-cluster/versions.tf

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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.27"
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version = ">= 5.46"
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}
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}
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}

‎examples/redis-cluster-mode/README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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## Modules
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‎examples/redis-cluster-mode/versions.tf

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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.27"
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version = ">= 5.46"
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}
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}
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}

‎examples/redis-cluster/README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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## Modules
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‎examples/redis-cluster/versions.tf

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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.27"
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version = ">= 5.46"
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}
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}
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}

‎examples/redis-global-replication-group/README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws.euwest1"></a> [aws.euwest1](#provider\_aws.euwest1) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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| <a name="provider_aws.euwest1"></a> [aws.euwest1](#provider\_aws.euwest1) | >= 5.46 |
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## Modules
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‎examples/redis-global-replication-group/versions.tf

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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.27"
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version = ">= 5.46"
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}
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}
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}

‎examples/redis-replication-group/README.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.27 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.46 |
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## Providers
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| Name | Version |
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|------|---------|
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.27 |
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| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.46 |
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## Modules
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‎examples/redis-replication-group/versions.tf

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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.27"
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version = ">= 5.46"
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}
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}
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}

‎examples/serverless-cache/main.tf

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provider "aws" {
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region = local.region
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}
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data "aws_availability_zones" "available" {}
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locals {
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region = "eu-west-1"
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name = "ex-${basename(path.cwd)}"
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vpc_cidr = "10.0.0.0/16"
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azs = slice(data.aws_availability_zones.available.names, 0, 3)
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tags = {
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Name = local.name
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Example = local.name
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Repository = "https://github.com/terraform-aws-modules/terraform-aws-elasticache"
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}
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}
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module "serverless" {
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source = "../../modules/serverless-cache"
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engine = "redis"
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cache_name = local.name
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cache_usage_limits = {
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data_storage = {
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maximum = 2
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}
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ecpu_per_second = {
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maximum = 1000
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}
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}
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daily_snapshot_time = "22:00"
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description = "${local.name} serverless cluster"
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kms_key_id = aws_kms_key.this.arn
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major_engine_version = "7"
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security_group_ids = [module.sg.security_group_id]
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snapshot_retention_limit = 7
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subnet_ids = module.vpc.private_subnets
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user_group_id = module.cache_user_group.group_id
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}
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module "cache_user_group" {
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source = "../../modules/user-group"
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default_user = {
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user_id = "${local.name}-default"
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authentication_mode = {
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type = "no-password-required"
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}
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}
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users = {
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redis = {
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user_id = local.name
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user_name = "redis"
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access_string = "on ~* -@all +@read"
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authentication_mode = {
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type = "no-password-required"
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}
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}
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}
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user_group_id = "redis"
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}
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################################################################################
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# Supporting Resources
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################################################################################
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module "vpc" {
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source = "terraform-aws-modules/vpc/aws"
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version = "~> 5.0"
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name = local.name
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cidr = local.vpc_cidr
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azs = local.azs
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public_subnets = [for k, v in local.azs : cidrsubnet(local.vpc_cidr, 8, k)]
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private_subnets = [for k, v in local.azs : cidrsubnet(local.vpc_cidr, 8, k + 10)]
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tags = local.tags
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}
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resource "aws_kms_key" "this" {
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description = "KMS CMK for ${local.name}"
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enable_key_rotation = true
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tags = local.tags
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}
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module "sg" {
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source = "terraform-aws-modules/security-group/aws"
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version = "~> 5.0"
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name = local.name
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description = "Security group for VPC traffic"
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vpc_id = module.vpc.vpc_id
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ingress_cidr_blocks = [module.vpc.vpc_cidr_block]
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ingress_rules = ["redis-tcp"]
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tags = local.tags
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}

‎examples/serverless-cache/outputs.tf

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output "serverless_cache_arn" {
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description = "The amazon resource name of the serverless cache"
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value = module.serverless.serverless_cache_arn
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}
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output "serverless_cache_create_time" {
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description = "Timestamp of when the serverless cache was created"
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value = module.serverless.serverless_cache_create_time
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}
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output "serverless_cache_endpoint" {
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description = " Represents the information required for client programs to connect to a cache node"
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value = module.serverless.serverless_cache_endpoint
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}
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output "serverless_cache_full_engine_version" {
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description = "The name and version number of the engine the serverless cache is compatible with"
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value = module.serverless.serverless_cache_full_engine_version
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}
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output "serverless_cache_major_engine_version" {
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description = "The version number of the engine the serverless cache is compatible with"
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value = module.serverless.serverless_cache_major_engine_version
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}
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output "serverless_cache_reader_endpoint" {
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description = "Represents the information required for client programs to connect to a cache node"
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value = module.serverless.serverless_cache_reader_endpoint
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}
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output "serverless_cache_status" {
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description = "The current status of the serverless cache. The allowed values are CREATING, AVAILABLE, DELETING, CREATE-FAILED and MODIFYING"
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value = module.serverless.serverless_cache_status
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}

‎examples/serverless-cache/variables.tf

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‎examples/serverless-cache/versions.tf

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terraform {
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required_version = ">= 1.0"
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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 5.46"
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}
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}
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}

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