chore: move s3 cache around

modules/multi-runner/docker_cache/templates/user-data/docker_cache_user_data.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+apt-get update -y
+apt-get install -y apt-transport-https ca-certificates curl gnupg lsb-release
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+apt-get update -y
+apt-get install -y docker-ce docker-ce-cli containerd.io
+usermod -aG ubuntu docker
+echo -e "---\n\nversion: 0.1\nlog:\n  level: info\n  fields:\n    service: registry\nstorage:\n  cache:\n    blobdescriptor: inmemory\n  filesystem:\n    rootdirectory: /var/lib/registry\nhttp:\n  addr: :5000\n  headers:\n    X-Content-Type-Options: [nosniff]\nproxy:\n  remoteurl: https://registry-1.docker.io" > /home/ubuntu/config.yml
+mkdir /home/ubuntu/registry
+docker run -d -p 5000:5000 --restart=always --name=through-cache -v /home/ubuntu/config.yml:/etc/docker/registry/config.yml -v /home/ubuntu/registry:/var/lib/registry registry:2

modules/runners/main.tf

@@ -208,3 +208,15 @@ resource "aws_security_group" "runner_sg" {
     },
   )
 }
+
+module "s3_cache" {
+  count = var.create_cache_bucket ? 1 : 0
+
+  source = "./s3_cache"
+
+  config = {
+    prefix = var.prefix
+    tags   = local.tags
+    arn_runner_instance_role = aws_iam_role.runner.arn
+  }
+}

modules/runners/cache/variables.tf → modules/runners/s3_cache/variables.tf

@@ -1,7 +1,7 @@
 variable "config" {
   type = object({
-    prefix = string
-    tags = map(string)
+    prefix                   = string
+    tags                     = map(string)
     arn_runner_instance_role = string
   })
 }