From fcd4abb5708fa10569e407f028e1dee871c1d3c8 Mon Sep 17 00:00:00 2001
From: Nick Janetakis <nick.janetakis@gmail.com>
Date: Mon, 17 Jan 2022 12:17:33 -0500
Subject: [PATCH] docs: Add use case examples to the 18.x upgrade guide (#1783)

---
 UPGRADE-18.0.md | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/UPGRADE-18.0.md b/UPGRADE-18.0.md
index 8c1bd66..2d00e6f 100644
--- a/UPGRADE-18.0.md
+++ b/UPGRADE-18.0.md
@@ -551,3 +551,36 @@ module "cluster_after" {
   }
 }
 ```
+
+### Attaching an IAM role policy to a Fargate profile
+
+#### Before 17.x
+
+```hcl
+resource "aws_iam_role_policy_attachment" "default" {
+  role       = module.eks.fargate_iam_role_name
+  policy_arn = aws_iam_policy.default.arn
+}
+```
+
+#### After 18.x
+
+```hcl
+# Attach the policy to an "example" Fargate profile
+resource "aws_iam_role_policy_attachment" "default" {
+  role       = module.eks.fargate_profiles["example"].iam_role_name
+  policy_arn = aws_iam_policy.default.arn
+}
+```
+
+Or:
+
+```hcl
+# Attach the policy to all Fargate profiles
+resource "aws_iam_role_policy_attachment" "default" {
+  for_each = module.eks.fargate_profiles
+
+  role       = each.value.iam_role_name
+  policy_arn = aws_iam_policy.default.arn
+}
+```