From 073142f796bbc1e9a403e426d190d6a6f4156f49 Mon Sep 17 00:00:00 2001
From: Ryan Lahfa <raito@lix.systems>
Date: Mon, 17 Mar 2025 13:01:57 +0100
Subject: [PATCH] feat(ops/www/gerrit): backward compatibility to TVL
 shortlinks
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cl.snix.fyi/q/$ID where $ID ≤ 30K will redirect (301) to
cl.tvl.fyi/q/$ID to keep the old links working.

Change-Id: I27b496a1c52a3de3d106292ba7a2931b0f15fa49
Signed-off-by: Ryan Lahfa <raito@lix.systems>
---
 ops/modules/www/cl.snix.dev.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ops/modules/www/cl.snix.dev.nix b/ops/modules/www/cl.snix.dev.nix
index de71dd3c6..198b4eaa6 100644
--- a/ops/modules/www/cl.snix.dev.nix
+++ b/ops/modules/www/cl.snix.dev.nix
@@ -24,6 +24,11 @@
           proxy_set_header  Host $host:443;
         }
 
+        # Retro-compatibility to TVL shortlinks.
+        location ~ "^/q/([1-2]?[0-9]{1,4}|30000)$" {
+          return 302 https://cl.tvl.fyi$request_uri;
+        }
+
         location = /robots.txt {
           return 200 'User-agent: *\nAllow: /';
         }