Merge pull request #49 from 7Factor/clayton/user-data-template-fix

Adding a hash to the user data scripts so terraform will see changes exist and replace them as needed

s3.tf

@@ -1,3 +1,8 @@
+locals {
+  web_user_data_content    = sensitive(templatefile("${path.module}/templates/web_user_data.sh", local.web_interpolation_vars))
+  worker_user_data_content = sensitive(templatefile("${path.module}/templates/worker_user_data.sh", local.worker_interpolation_vars))
+}
+
 resource "aws_s3_bucket" "user_data" {
   bucket = var.user_data_bucket_name
 }
@@ -55,14 +60,17 @@ resource "aws_s3_object" "cw_agent_prometheus_init" {
   })
 }
 
+
 resource "aws_s3_object" "web_user_data" {
-  bucket  = aws_s3_bucket.user_data.id
-  key     = "web_user_data.sh"
-  content = sensitive(templatefile("${path.module}/templates/web_user_data.sh", local.web_interpolation_vars))
+  bucket      = aws_s3_bucket.user_data.id
+  key         = "web_user_data.sh"
+  content     = local.web_user_data_content
+  source_hash = md5(local.web_user_data_content)
 }
 
 resource "aws_s3_object" "worker_user_data" {
-  bucket  = aws_s3_bucket.user_data.id
-  key     = "worker_user_data.sh"
-  content = sensitive(templatefile("${path.module}/templates/worker_user_data.sh", local.worker_interpolation_vars))
+  bucket      = aws_s3_bucket.user_data.id
+  key         = "worker_user_data.sh"
+  content     = local.worker_user_data_content
+  source_hash = md5(local.worker_user_data_content)
 }