cloudfront.tf

resource "aws_cloudfront_distribution" "cloudfront" {
  origin {
    domain_name = aws_s3_bucket.bucket.website_endpoint
    origin_id   = "s3_website"

    custom_origin_config {
      http_port                = 80
      https_port               = 443
      origin_keepalive_timeout = 15
      origin_protocol_policy   = "http-only"
      origin_read_timeout      = 30
      origin_ssl_protocols     = ["TLSv1.1", "TLSv1.2"]
    }
  }

  enabled             = true
  is_ipv6_enabled     = true
  http_version        = "http2"
  default_root_object = "index.html"

  aliases = [
    var.domain_name
  ]

  default_cache_behavior {
    allowed_methods  = ["GET", "HEAD", "OPTIONS"]
    cached_methods   = ["GET", "HEAD"]
    target_origin_id = "s3_website"

    forwarded_values {
      query_string = false

      headers = [
        "Origin"
      ]

      cookies {
        forward = "none"
      }
    }

    viewer_protocol_policy = "redirect-to-https"
    default_ttl            = var.default_ttl
    compress               = true
    smooth_streaming       = false
  }

  restrictions {
    geo_restriction {
      restriction_type = "none"
    }
  }

  price_class = "PriceClass_All"

  viewer_certificate {
    acm_certificate_arn      = var.https_certificate_arn
    minimum_protocol_version = "TLSv1.1_2016"
    ssl_support_method       = "sni-only"
  }
}