From 8a56607163fe0cf5117a41c111c5f670812ab4a0 Mon Sep 17 00:00:00 2001
From: Petru Paler <petru@paler.net>
Date: Tue, 22 Apr 2025 06:04:15 +0100
Subject: [PATCH] Serve stale content if backend is down.

---
 hosts/alo-cloud-1/reverse-proxy.nix | 25 +++++++++----------------
 1 file changed, 9 insertions(+), 16 deletions(-)

diff --git a/hosts/alo-cloud-1/reverse-proxy.nix b/hosts/alo-cloud-1/reverse-proxy.nix
index 6d55d59..2023d74 100644
--- a/hosts/alo-cloud-1/reverse-proxy.nix
+++ b/hosts/alo-cloud-1/reverse-proxy.nix
@@ -140,23 +140,16 @@
       backend default {
         .host = "100.64.229.126";
         .port = "10080";
-		.probe = {
-			.url = "/";
-			.timeout = 1s;
-			.interval = 5s;
-			.window = 5;
-			.threshold = 3;
-		}
-	}
+      }
 
-	sub vcl_backend_response {
-        # default TTL if backend didn't specify one
-        if (beresp.ttl <= 0s) {
-          set beresp.ttl = 1h;
-        }
-        # serve stale content in case home link is down
-		set beresp.grace = 240h;
-	}
+      sub vcl_backend_response {
+          # default TTL if backend didn't specify one
+          if (beresp.ttl <= 0s) {
+            set beresp.ttl = 1h;
+          }
+          # serve stale content in case home link is down
+          set beresp.grace = 240h;
+      }
     '';
   };
 }