[aws/backing-services] update module versions (#44)

* Update elastic cache

Author: goruha

aws/backing-services/elasticache-redis.tf

@@ -1,3 +1,9 @@
+variable "REDIS_NAME" {
+  type        = "string"
+  default     = "redis"
+  description = "Redis name"
+}
+
 variable "REDIS_INSTANCE_TYPE" {
   type        = "string"
   default     = "cache.t2.medium"
@@ -16,19 +22,38 @@ variable "REDIS_CLUSTER_ENABLED" {
   description = "Set to false to prevent the module from creating any resources"
 }
 
+variable "REDIS_AUTH_TOKEN" {
+  type        = "string"
+  default     = ""
+  description = "Auth token for password protecting redis, transit_encryption_enabled must be set to 'true'! Password must be longer than 16 chars"
+}
+
+variable "REDIS_TRANSIT_ENCRYPTION_ENABLED" {
+  type        = "string"
+  default     = "true"
+  description = "Enable TLS"
+}
+
+variable "REDIS_PARAMS" {
+  type        = "list"
+  default     = []
+  description = "A list of Redis parameters to apply. Note that parameters may differ from a Redis family to another"
+}
+
 module "elasticache_redis" {
-  source                       = "git::https://github.com/cloudposse/terraform-aws-elasticache-redis.git?ref=tags/0.4.3"
+  source                       = "git::https://github.com/cloudposse/terraform-aws-elasticache-redis.git?ref=tags/0.7.1"
   namespace                    = "${var.namespace}"
   stage                        = "${var.stage}"
-  name                         = "redis"
+  name                         = "${var.REDIS_NAME}"
   zone_id                      = "${var.zone_id}"
   security_groups              = ["${module.kops_metadata.nodes_security_group_id}"]
   vpc_id                       = "${module.vpc.vpc_id}"
   subnets                      = ["${module.subnets.private_subnet_ids}"]
   maintenance_window           = "sun:03:00-sun:04:00"
   cluster_size                 = "${var.REDIS_CLUSTER_SIZE}"
   instance_type                = "${var.REDIS_INSTANCE_TYPE}"
-  engine_version               = "3.2.4"
+  transit_encryption_enabled   = "${var.REDIS_TRANSIT_ENCRYPTION_ENABLED}"
+  engine_version               = "3.2.6"
   family                       = "redis3.2"
   port                         = "6379"
   alarm_cpu_threshold_percent  = "75"
@@ -37,6 +62,9 @@ module "elasticache_redis" {
   availability_zones           = ["${data.aws_availability_zones.available.names}"]
   automatic_failover           = "false"
   enabled                      = "${var.REDIS_CLUSTER_ENABLED}"
+  auth_token                   = "${var.REDIS_AUTH_TOKEN}"
+
+  parameter = "${var.REDIS_PARAMS}"
 }
 
 output "elasticache_redis_id" {

aws/backing-services/elasticsearch.tf

@@ -63,7 +63,7 @@ locals {
 }
 
 module "elasticsearch" {
-  source                  = "git::https://github.com/cloudposse/terraform-aws-elasticsearch.git?ref=tags/0.1.3"
+  source                  = "git::https://github.com/cloudposse/terraform-aws-elasticsearch.git?ref=tags/0.1.5"
   namespace               = "${var.namespace}"
   stage                   = "${var.stage}"
   name                    = "${var.ELASTICSEARCH_NAME}"

aws/ecr/kops_ecr_app.tf

@@ -3,7 +3,7 @@ variable "kops_ecr_app_repository_name" {
 }
 
 module "kops_ecr_app" {
-  source       = "git::https://github.com/cloudposse/terraform-aws-kops-ecr.git?ref=tags/0.1.3"
+  source       = "git::https://github.com/cloudposse/terraform-aws-kops-ecr.git?ref=tags/0.1.4"
   namespace    = "${var.namespace}"
   stage        = "${var.stage}"
   name         = "${var.kops_ecr_app_repository_name}"