From 86450b3dd8bec3b76e2b2a03b8cdc8a708c5f3bc Mon Sep 17 00:00:00 2001
From: Joe Carstairs <65492573+joeacarstairs@users.noreply.github.com>
Date: Sun, 5 May 2024 21:00:40 +0100
Subject: Infrastructure as code (#3)

* Moves website to website/

* Adds terraform gitignores

* Terraform with AWS provider

* Initialises Terraform

* Locals and variables for provider

* Fetches SSL certificate from ACM

* S3 static website bucket

* CloudFront distribution

* Route53 records

* Deployment workflow uses secret S3 bucket suffix

* Adds README

---------

Co-authored-by: Joe Carstairs <65492573+Sycamost@users.noreply.github.com>
---
 infrastructure/cloudfront.tf | 59 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 infrastructure/cloudfront.tf

(limited to 'infrastructure/cloudfront.tf')

diff --git a/infrastructure/cloudfront.tf b/infrastructure/cloudfront.tf
new file mode 100644
index 0000000..4cdc80c
--- /dev/null
+++ b/infrastructure/cloudfront.tf
@@ -0,0 +1,59 @@
+resource "aws_cloudfront_distribution" "joeac" {
+  enabled             = true
+  is_ipv6_enabled     = true
+  default_root_object = "index.html"
+  price_class         = "PriceClass_100"
+
+  aliases = ["joeac.net"]
+
+  origin {
+    domain_name = aws_s3_bucket_website_configuration.website.website_endpoint
+    origin_id   = local.website_origin_id
+
+    custom_origin_config {
+      http_port              = 80
+      https_port             = 443
+      origin_protocol_policy = "http-only"
+      origin_ssl_protocols   = ["TLSv1", "TLSv1.1", "TLSv1.2"]
+    }
+  }
+
+  default_cache_behavior {
+    allowed_methods        = ["GET", "HEAD", "OPTIONS"]
+    cached_methods         = ["GET", "HEAD", "OPTIONS"]
+    target_origin_id       = local.website_origin_id
+    cache_policy_id        = data.aws_cloudfront_cache_policy.caching_optimized.id
+    viewer_protocol_policy = "redirect-to-https"
+  }
+
+  restrictions {
+    geo_restriction {
+      restriction_type = "none"
+      locations        = []
+    }
+  }
+
+  viewer_certificate {
+    acm_certificate_arn      = data.aws_acm_certificate.joeac_ssl_certificate.arn
+    ssl_support_method       = "sni-only"
+    minimum_protocol_version = "TLSv1.2_2021"
+  }
+
+  depends_on = [aws_cloudfront_origin_access_control.website]
+}
+
+resource "aws_cloudfront_origin_access_control" "website" {
+  name                              = "website"
+  origin_access_control_origin_type = "s3"
+  signing_behavior                  = "always"
+  signing_protocol                  = "sigv4"
+}
+
+data "aws_cloudfront_cache_policy" "caching_optimized" {
+  name = "Managed-CachingOptimized"
+}
+
+locals {
+  website_origin_id = "website"
+}
+
-- 
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