<1> 반복문 count 매개변수  - 버킷 3개 생성

NICKNAME=masterseo
cat <<EOT > s3.tf
provider "aws" {
  region = "ap-northeast-2"
}
resource "aws_s3_bucket" "mybucket" {
  count = 3
  bucket = "$NICKNAME.\${count.index}"
}
EOT

terraform init && terraform plan  && terraform apply -auto-approve


aws_s3_bucket.mybucket[0]: Creation complete after 3s [id=masterseo.0]
aws_s3_bucket.mybucket[1]: Creation complete after 4s [id=masterseo.1]
aws_s3_bucket.mybucket[2]: Creation complete after 4s [id=masterseo.2]

Apply complete! Resources: 3 added, 0 changed, 0 destroyed.
[root@ip-172-31-61-209 test]#


terraform destroy -auto-approve
rm -rf *




<2> 반복문 count 매개변수 - 입력 변수로  s3 만들기

버킷 3개 생성

cat <<EOT > variables.tf
variable "bucket_names" {
  description = "Create s3"
  type        = list(string)
  default     = ["seo111", "tae1112", "ho111"]
}
EOT

cat <<EOT > s3.tf
provider "aws" {
  region = "ap-northeast-2"
}
resource "aws_s3_bucket" "mybucket" {
  count = length(var.bucket_names)
  bucket  = var.bucket_names[count.index]
}
EOT

terraform init && terraform plan  && terraform apply -auto-approve

aws s3 ls
2022-11-15 07:23:15 ho111
2022-11-15 07:23:15 seo111
2022-11-15 07:23:16 tae111


3
terraform destroy -auto-approve
rm -rf *


감사합니다.