OPS-6301: Adjusted to Apply policy to multiple accounts

main.tf

@@ -7,11 +7,30 @@ resource "aws_organizations_policy" "scp" {
   content     = templatefile(lookup(each.value, "file"), {})
 }
 
+# Create a local variable to flatten policies with target IDs
+locals {
+  policy_attachments = [
+    for policy in var.policies : [
+      for target_id in policy.target_ids : {
+        policy_name = policy.name
+        target_id   = target_id
+      }
+    ]
+  ]
+}
+
+# Flatten the local variable to a single list of attachments
+locals {
+  flattened_policy_attachments = flatten(local.policy_attachments)
+}
+
+# Attach SCP policies to multiple target accounts or OUs
 resource "aws_organizations_policy_attachment" "attach_scp" {
   for_each = {
-    for policy in aws_organizations_policy.scp :
-    policy.name => policy
+    for idx, attachment in local.flattened_policy_attachments :
+    "${attachment.policy_name}-${attachment.target_id}" => attachment
   }
-  policy_id = each.value.id
-  target_id = flatten([for p in var.policies : p.target_ids if p.name == each.key])[0]
+
+  policy_id = aws_organizations_policy.scp[each.value.policy_name].id
+  target_id = each.value.target_id
 }