feat: Add support for failover_routing_policy and health_check_id (#33)

.github/workflows/pre-commit.yml

@@ -94,7 +94,7 @@ jobs:
       - name: Install pre-commit dependencies
         run: |
           pip install pre-commit
-          curl -L "$(curl -s https://api.github.com/repos/terraform-docs/terraform-docs/releases/latest | grep -o -E "https://.+?-v0.12.0-linux-amd64" | head -n1)" > terraform-docs && chmod +x terraform-docs && sudo mv terraform-docs /usr/bin/
+          curl -L "$(curl -s https://api.github.com/repos/terraform-docs/terraform-docs/releases/latest | grep -o -E "https://.+?-v0.12\..+?-linux-amd64" | head -n1)" > terraform-docs && chmod +x terraform-docs && sudo mv terraform-docs /usr/bin/
           curl -L "$(curl -s https://api.github.com/repos/terraform-linters/tflint/releases/latest | grep -o -E "https://.+?_linux_amd64.zip")" > tflint.zip && unzip tflint.zip && rm tflint.zip && sudo mv tflint /usr/bin/
       - name: Execute pre-commit
         # Run all pre-commit checks on max version supported

examples/complete/README.md

@@ -24,7 +24,9 @@ Note that this example may create resources which cost money. Run `terraform des
 
 ## Providers
 
-No providers.
+| Name | Version |
+|------|---------|
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 2.49 |
 
 ## Modules
 
@@ -40,7 +42,9 @@ No providers.
 
 ## Resources
 
-No resources.
+| Name | Type |
+|------|------|
+| [aws_route53_health_check.failover](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route53_health_check) | resource |
 
 ## Inputs
 

examples/complete/main.tf

@@ -75,7 +75,7 @@ module "records" {
     {
       name           = "test"
       type           = "CNAME"
-      ttl            = "5"
+      ttl            = 5
       records        = ["test.example.com."]
       set_identifier = "test-primary"
       weighted_routing_policy = {
@@ -85,12 +85,37 @@ module "records" {
     {
       name           = "test"
       type           = "CNAME"
-      ttl            = "5"
+      ttl            = 5
       records        = ["test2.example.com."]
       set_identifier = "test-secondary"
       weighted_routing_policy = {
         weight = 10
       }
+    },
+    {
+      name            = "failover-primary"
+      type            = "A"
+      set_identifier  = "failover-primary"
+      health_check_id = aws_route53_health_check.failover.id
+      alias = {
+        name    = module.cloudfront.this_cloudfront_distribution_domain_name
+        zone_id = module.cloudfront.this_cloudfront_distribution_hosted_zone_id
+      }
+      failover_routing_policy = {
+        type = "PRIMARY"
+      }
+    },
+    {
+      name           = "failover-secondary"
+      type           = "A"
+      set_identifier = "failover-secondary"
+      alias = {
+        name    = module.s3_bucket.this_s3_bucket_website_domain
+        zone_id = module.s3_bucket.this_s3_bucket_hosted_zone_id
+      }
+      failover_routing_policy = {
+        type = "SECONDARY"
+      }
     }
   ]
 
@@ -107,6 +132,15 @@ module "disabled_records" {
 # Extras - should be created in advance
 #########
 
+resource "aws_route53_health_check" "failover" {
+  fqdn              = module.cloudfront.this_cloudfront_distribution_domain_name
+  port              = 443
+  type              = "HTTPS"
+  resource_path     = "/index.html"
+  failure_threshold = 3
+  request_interval  = 30
+}
+
 module "s3_bucket" {
   source = "terraform-aws-modules/s3-bucket/aws"
 

modules/records/main.tf

@@ -16,11 +16,12 @@ resource "aws_route53_record" "this" {
 
   zone_id = data.aws_route53_zone.this[0].zone_id
 
-  name           = each.value.name != "" ? "${each.value.name}.${data.aws_route53_zone.this[0].name}" : data.aws_route53_zone.this[0].name
-  type           = each.value.type
-  ttl            = lookup(each.value, "ttl", null)
-  records        = lookup(each.value, "records", null)
-  set_identifier = lookup(each.value, "set_identifier", null)
+  name            = each.value.name != "" ? "${each.value.name}.${data.aws_route53_zone.this[0].name}" : data.aws_route53_zone.this[0].name
+  type            = each.value.type
+  ttl             = lookup(each.value, "ttl", null)
+  records         = lookup(each.value, "records", null)
+  set_identifier  = lookup(each.value, "set_identifier", null)
+  health_check_id = lookup(each.value, "health_check_id", null)
 
   dynamic "alias" {
     for_each = length(keys(lookup(each.value, "alias", {}))) == 0 ? [] : [true]
@@ -32,6 +33,14 @@ resource "aws_route53_record" "this" {
     }
   }
 
+  dynamic "failover_routing_policy" {
+    for_each = length(keys(lookup(each.value, "failover_routing_policy", {}))) == 0 ? [] : [true]
+
+    content {
+      type = each.value.failover_routing_policy.type
+    }
+  }
+
   dynamic "weighted_routing_policy" {
     for_each = length(keys(lookup(each.value, "weighted_routing_policy", {}))) == 0 ? [] : [true]