From a9da6e0e5bc2e9d4b5141de39942f77e546a425f Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Fri, 30 Apr 2021 11:29:24 +0200
Subject: [PATCH] go: use last 5 hash characters for short urls

---
 krebs/3modules/go.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/krebs/3modules/go.nix b/krebs/3modules/go.nix
index 5686fea3f..fea25e036 100644
--- a/krebs/3modules/go.nix
+++ b/krebs/3modules/go.nix
@@ -51,7 +51,7 @@ let
 
             sha256=$(echo "$uri" | sha256sum -b | cut -d\  -f1)
             base32=$(${pkgs.nixStable}/bin/nix-hash --to-base32 --type sha256 "$sha256")
-            base32short=$(echo "$base32" | cut -b-5)
+            base32short=$(echo "$base32" | cut -c48-52)
             ${pkgs.redis}/bin/redis-cli set "$base32short" "$uri" >/dev/null
 
             ref="http://$req_host/$base32short"