erc 모듈화, vpc public dns 설정 등

modules/vpc-subnet/valiables.tf

@@ -0,0 +1,29 @@
+variable "vpc_id" {
+    description = "set vpc id"
+    type = string
+}
+
+// reference | https://github.com/davidcsi/terraform/blob/master/healthchecks/main.tf
+variable "subnet-az-list" {
+    description = "Subnet available zone & cidr"
+    type = map(map(string))
+    # default = {
+    #     "zone-a" = {
+    #         name = "ap-northeast-2a"
+    #         cidr = "10.3.1.0/24"
+    #     }
+    #     "zone-b" = {
+    #         name = "ap-northeast-2b"
+    #         cidr = "10.3.2.0/24"
+    #     }
+    #     "zone-c" = {
+    #         name = "ap-northeast-2c"
+    #         cidr = "10.3.3.0/24"
+    #     }
+    #     "zone-d" = {
+    #         name = "ap-northeast-2d"
+    #         cidr = "10.3.4.0/24"
+    #     }
+    # }
+  
+}