work around terraform bug

hashicorp/terraform#12971

templates/cloudfront-edge-s3-bucket-password-protected/template.yaml

@@ -13,6 +13,7 @@ Resources:
           import cfnresponse
           import subprocess
           import os
+          import sys
 
           def handler(event, context):
               print("Received event: " + json.dumps(event, indent=2))
@@ -33,7 +34,9 @@ Resources:
               open(os.path.join(terraform_working_directory, 'terraform.tf'), 'w').write(event['ResourceProperties']['Terraform'])
 
               try:
-                subprocess.check_output('/tmp/terraform init', shell=True, cwd=terraform_working_directory)
+                # https://github.com/hashicorp/terraform/issues/12971
+                subprocess.check_output('rm -fr .terraform/terraform.tfstate', stdout=sys.stdout, shell=True, cwd=terraform_working_directory)
+                subprocess.check_call('/tmp/terraform init', stdout=sys.stdout, shell=True, cwd=terraform_working_directory)
                 print(subprocess.check_output('/tmp/terraform apply', stderr=subprocess.STDOUT, shell=True, cwd=terraform_working_directory))
 
                 terraform_outputs = json.loads(subprocess.check_output('/tmp/terraform output -json', stderr=subprocess.STDOUT, shell=True, cwd=terraform_working_directory))