Setup ACM.

[mazgi]

fixes #2

[mazgi]

see: hashicorp/terraform-provider-aws#2813

It was a problem when use SAN.

$ bin/terraform apply
aws_acm_certificate.sakemeshi-love: Refreshing state... (ID: arn:aws:acm:us-east-1:413505172286:cert...e/cc470fc8-a011-4f6c-b9a3-47eecb55d0df)
aws_cloudfront_origin_access_identity.sakemeshi-love-website-prod-origin_access_identity: Refreshing state... (ID: E3OXK8V70FD009)
aws_s3_bucket.sakemeshi-love-website-prod-s3: Refreshing state... (ID: sakemeshi-love-website-prod-s3)
aws_route53_zone.sakemeshi-love: Refreshing state... (ID: Z1JQE9O62ELH0F)
aws_iam_user.sakemeshi-love-website-prod-writer: Refreshing state... (ID: sakemeshi-love-website-prod-writer)
aws_route53_record.certificate-validation-sakemeshi-love: Refreshing state... (ID: Z1JQE9O62ELH0F__cb26a628cb419467524e6361f5360a23.sakemeshi.love._CNAME)
aws_cloudfront_distribution.sakemeshi-love-website-prod-distribution: Refreshing state... (ID: E144P48JQ6OQV1)
aws_route53_record.sakemeshi-love: Refreshing state... (ID: Z1JQE9O62ELH0F_sakemeshi.love_A)

An execution plan has been generated and is shown below.
Resource actions are indicated with the following symbols:
  + create

Terraform will perform the following actions:

  + aws_acm_certificate_validation.sakemeshi-love
      id:                                 <computed>
      certificate_arn:                    "arn:aws:acm:us-east-1:413505172286:certificate/cc470fc8-a011-4f6c-b9a3-47eecb55d0df"
      validation_record_fqdns.#:          "1"
      validation_record_fqdns.3517848190: "_cb26a628cb419467524e6361f5360a23.sakemeshi.love"


Plan: 1 to add, 0 to change, 0 to destroy.

Do you want to perform these actions?
  Terraform will perform the actions described above.
  Only 'yes' will be accepted to approve.

  Enter a value: yes

aws_acm_certificate_validation.sakemeshi-love: Creating...
  certificate_arn:                    "" => "arn:aws:acm:us-east-1:413505172286:certificate/cc470fc8-a011-4f6c-b9a3-47eecb55d0df"
  validation_record_fqdns.#:          "" => "1"
  validation_record_fqdns.3517848190: "" => "_cb26a628cb419467524e6361f5360a23.sakemeshi.love"

Error: Error applying plan:

1 error(s) occurred:

* aws_acm_certificate_validation.sakemeshi-love: 1 error(s) occurred:

* aws_acm_certificate_validation.sakemeshi-love: Certificate needs [_cb26a628cb419467524e6361f5360a23.sakemeshi.love _cb26a628cb419467524e6361f5360a23.sakemeshi.love] to be set but only [_cb26a628cb419467524e6361f5360a23.sakemeshi.love] was passed to validation_record_fqdns

Terraform does not automatically rollback in the face of errors.
Instead, your Terraform state file has been partially updated with
any resources that successfully completed. Please address the error
above and apply again to incrementally change your infrastructure.

[mazgi]

The aws_acm_certificate_validation require 2 FQDNs but it got one FQDN, because R53 recordscertificate-validation-sakemeshi-love and certificate-validation-_-sakemeshi-love are return same value.