sandbox: remove terraform config

Remove terraform config artifact that no longer seems to be in use.
The terraform state bucket was previously deleted, and someone has
since re-registered it. If we ever need to bring this back, the state
bucket need to be changed to something else.

Change-Id: I4385909039d16a4958638ee9c3a9b26ed8e96c17
Reviewed-on: https://go-review.googlesource.com/c/playground/+/465875
Auto-Submit: Roland Shoemaker <roland@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Bypass: Roland Shoemaker <roland@golang.org>
diff --git a/sandbox/sandbox.tf b/sandbox/sandbox.tf
deleted file mode 100644
index 4b8f839..0000000
--- a/sandbox/sandbox.tf
+++ /dev/null
@@ -1,111 +0,0 @@
-# TODO: move the network configuration into terraform too? It was created by hand with:
-# gcloud compute networks subnets update golang --region=us-central1 --enable-private-ip-google-access
-#
-
-terraform {
-  backend "gcs" {
-    bucket = "tf-state-prod-golang-org"
-    prefix = "terraform/state"
-  }
-}
-
-provider "google-beta" {
-  project = "golang-org"
-  region  = "us-central1"
-  zone    = "us-central1-f"
-}
-
-provider "google" {
-  project = "golang-org"
-  region  = "us-central1"
-  zone    = "us-central1-f"
-}
-
-data "local_file" "cloud_init" {
-  filename = "${path.module}/cloud-init.yaml"
-}
-
-data "local_file" "konlet" {
-  filename = "${path.module}/konlet.yaml.expanded"
-}
-
-data "google_compute_image" "cos" {
-  family  = "cos-stable"
-  project = "cos-cloud"
-}
-
-resource "google_compute_instance_template" "inst_tmpl" {
-  name_prefix  = "play-sandbox-tmpl"
-  machine_type = "e2-standard-8"
-  metadata     = {
-    "gce-container-declaration" = data.local_file.konlet.content
-    "user-data"                 = data.local_file.cloud_init.content
-  }
-  network_interface {
-    network = "golang"
-  }
-  service_account {
-    scopes = ["logging-write", "storage-ro", "monitoring-write"]
-  }
-  disk {
-    source_image = data.google_compute_image.cos.self_link
-    auto_delete  = true
-    boot         = true
-  }
-  scheduling {
-    automatic_restart   = true
-    on_host_maintenance = "MIGRATE"
-  }
-  lifecycle {
-    create_before_destroy = true
-  }
-}
-
-resource "google_compute_region_autoscaler" "default" {
-  provider = google-beta
-
-  name   = "play-sandbox-autoscaler"
-  region = "us-central1"
-  target = google_compute_region_instance_group_manager.rigm.self_link
-
-  autoscaling_policy {
-    max_replicas    = 10
-    min_replicas    = 3
-    cooldown_period = 60
-
-    cpu_utilization {
-      target = 0.5
-    }
-  }
-}
-
-resource "google_compute_region_instance_group_manager" "rigm" {
-  provider = google-beta
-  name     = "play-sandbox-rigm"
-
-  base_instance_name = "playsandbox"
-  region             = "us-central1"
-
-  version {
-    name              = "primary"
-    instance_template = google_compute_instance_template.inst_tmpl.self_link
-  }
-
-  named_port {
-    name = "http"
-    port = 80
-  }
-  update_policy {
-    type                         = "PROACTIVE"
-    instance_redistribution_type = "PROACTIVE"
-    minimal_action               = "REPLACE"
-    max_surge_fixed              = 10
-    max_unavailable_fixed        = 0
-    min_ready_sec                = 60
-  }
-}
-
-data "google_compute_region_instance_group" "rig" {
-  provider  = google-beta
-  self_link = google_compute_region_instance_group_manager.rigm.instance_group
-}