From 6fe96cacb6c0b0639fc6890afeb7fdbd15341a01 Mon Sep 17 00:00:00 2001
From: Nick Zavaritsky <mejedi@gmail.com>
Date: Fri, 7 Feb 2020 09:07:45 +0000
Subject: [PATCH] Workaround for terraform destroy

---
 deployments/modules/backend/main.tf | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/deployments/modules/backend/main.tf b/deployments/modules/backend/main.tf
index 5cb32d8..b1640a6 100644
--- a/deployments/modules/backend/main.tf
+++ b/deployments/modules/backend/main.tf
@@ -1,13 +1,19 @@
 data "digitalocean_image" "base_image" {
+  count = (var.app_version == "" ? 0 : 1)
   name = "image-${var.app_version}"
 }
 
+# terraform destroy workaround
+locals {
+  image_id = var.app_version == "" ? 0 : data.digitalocean_image.base_image[0].id
+}
+
 resource "digitalocean_droplet" "web" {
   count = var.web_cluster_size
   lifecycle { create_before_destroy = true }
   tags = [ "luajit-me" ]
 
-  image = data.digitalocean_image.base_image.id
+  image = local.image_id
   name = "${var.prefix}web-${count.index+1}"
   region = "ams3"
   size = "s-1vcpu-1gb"
@@ -47,7 +53,7 @@ resource "digitalocean_droplet" "compute_amd64" {
   lifecycle { create_before_destroy = true }
   tags = [ "luajit-me" ]
 
-  image = data.digitalocean_image.base_image.id
+  image = local.image_id
   name = "${var.prefix}compute-amd64-${each.key}"
   region = "ams3"
   size = "s-1vcpu-1gb"