terraform-aws-S3-bucket/bucket.tf

resource "aws_s3_bucket" "mybucket" {
  bucket  = "tips-of-mine-terraform-bucket"

  tags    = {
	  Name        = "My S3 Bucket"
	  Environment = "Production"
    Team        = "devops"
    Service     = "s3"
  }
  force_destroy  = true
}

resource "aws_s3_bucket_ownership_controls" "mybucket" {
  bucket = aws_s3_bucket.mybucket.id

  rule {
    object_ownership = "BucketOwnerPreferred"
  }
}

resource "aws_s3_bucket_acl" "mybucket" {
  bucket = aws_s3_bucket.mybucket.id

  depends_on = [aws_s3_bucket_ownership_controls.mybucket]
  acl    = "private"
}

resource "aws_s3_bucket_object" "mybucket" {
  bucket = aws_s3_bucket.mybucket.id

  key    = "backend/"
  source = "/dev/null"
}

resource "aws_s3_bucket_versioning" "mybucket" {
  bucket = aws_s3_bucket.mybucket.id

  versioning_configuration {
    status = "Enabled"
  }
}

resource "aws_s3_bucket_object" "subfolder" {
  bucket   = aws_s3_bucket.mybucket.id

  for_each = toset(var.bucket-list)
  key      = each.key
  source   = "backend/${each.key}"
}