support API Gateway

lib/roadworker/route53-ext.rb

@@ -66,6 +66,26 @@ module Route53
       'us-west-2'      => 'Z38NKT9BP95V3O',
     }
 
+    # https://docs.aws.amazon.com/general/latest/gr/rande.html#apigateway_region
+    API_GATEWAY_HOSTED_ZONE_NAME_IDS = {
+      "us-east-2"       => "ZOJJZC49E0EPZ",
+      "us-east-1"       => "Z1UJRXOUMOOFQ8",
+      "us-west-1"       => "Z2MUQ32089INYE",
+      "us-west-2"       => "Z2OJLYMUO9EFXC",
+      "ap-south-1"      => "Z3VO1THU9YC4UR",
+      "ap-northeast-3"  => "Z2YQB5RD63NC85",
+      "ap-northeast-2"  => "Z20JF4UZKIW1U8",
+      "ap-southeast-1"  => "ZL327KTPIQFUL",
+      "ap-southeast-2"  => "Z2RPCDW04V8134",
+      "ap-northeast-1"  => "Z1YSHQZHG15GKL",
+      "ca-central-1"    => "Z19DQILCV0OWEC",
+      "eu-central-1"    => "Z1U9ULNL0V5AJ3",
+      "eu-west-1"       => "ZLY8HYME6SFDD",
+      "eu-west-2"       =>  "ZJ5UAJN8Y3Z2Q",
+      "eu-west-3"       =>  "Z3KY65QIEKYHQQ",
+      "sa-east-1"       =>  "ZCMLWB8V5SYIT"
+    }
+
     class << self
       def normalize_dns_name_options(src)
         dst = {}
@@ -100,6 +120,8 @@ def dns_name_to_alias_target(name, options, hosted_zone_id, hosted_zone_name)
         elsif name =~ /\.([^.]+)\.elasticbeanstalk\.com\z/i
           region = $1.downcase
           eb_dns_name_to_alias_target(name, region)
+        elsif name =~ /(\A|\.)\.execute-api\.([^.]+)\.amazonaws\.com\z/i
+          apigw_dns_name_to_alias_target(name, hosted_zone_id, options)
         else
           raise "Invalid DNS Name: #{name}"
         end
@@ -143,6 +165,14 @@ def s3_dns_name_to_alias_target(name, region, hosted_zone_id)
         }
       end
 
+      def apigw_dns_name_to_alias_target(name, region, hosted_zone_id)
+        {
+          :hosted_zone_id         => API_GATEWAY_HOSTED_ZONE_NAME_IDS[region],
+          :dns_name               => name,
+          :evaluate_target_health => false, # XXX:
+        }
+      end
+
       def cf_dns_name_to_alias_target(name)
         {
           :hosted_zone_id         => CF_HOSTED_ZONE_ID,