From ff595e1a483832cc71068704bef28d7aa8affc0f Mon Sep 17 00:00:00 2001
From: Mahmud Hussain <mahmud.hussain@digital.cabinet-office.gov.uk>
Date: Tue, 4 Jun 2024 14:16:29 +0100
Subject: [PATCH] Update to match integration stale content handling

This is to allow integration to match logic in PR:
https://github.com/alphagov/govuk-fastly/pull/82
---
 modules/datagovuk/datagovuk.vcl.tftpl | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/modules/datagovuk/datagovuk.vcl.tftpl b/modules/datagovuk/datagovuk.vcl.tftpl
index 0b658df..f6a8f32 100644
--- a/modules/datagovuk/datagovuk.vcl.tftpl
+++ b/modules/datagovuk/datagovuk.vcl.tftpl
@@ -164,11 +164,13 @@ sub vcl_fetch {
     return (pass);
   }
 
-  if (beresp.status == 500 || beresp.status == 503) {
-    set beresp.ttl = 1s;
-    set beresp.stale_if_error = 5s;
-    return (deliver);
-  }
+  %{ if environment != "integration"}
+    if (beresp.status == 500 || beresp.status == 503) {
+      set beresp.ttl = 1s;
+      set beresp.stale_if_error = 5s;
+      return (deliver);
+    }
+  %{ endif ~}
 
   if (beresp.http.Expires || beresp.http.Surrogate-Control ~ "max-age" || beresp.http.Cache-Control ~"(s-maxage|max-age)") {
     # keep the ttl here