From 4a2a4193f9f3ad4e62c89a448a79a83ac876fca4 Mon Sep 17 00:00:00 2001
From: Maximilian Bosch <maximilian@mbosch.me>
Date: Mon, 2 Jun 2025 17:48:19 +0200
Subject: [PATCH] nixos/nginx: fix type of mapHashBucketSize

While the default is indeed 32/64/128, the option accepts any `size`[1]
including values >128, as observed in a customer project.

[1] https://nginx.org/en/docs/http/ngx_http_map_module.html
---
 nixos/modules/services/web-servers/nginx/default.nix | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/nixos/modules/services/web-servers/nginx/default.nix b/nixos/modules/services/web-servers/nginx/default.nix
index bf658564515c..cd4f404a58ee 100644
--- a/nixos/modules/services/web-servers/nginx/default.nix
+++ b/nixos/modules/services/web-servers/nginx/default.nix
@@ -1002,17 +1002,14 @@ in
       };
 
       mapHashBucketSize = mkOption {
-        type = types.nullOr (
-          types.enum [
-            32
-            64
-            128
-          ]
-        );
+        type = types.nullOr (types.ints.positive);
         default = null;
         description = ''
           Sets the bucket size for the map variables hash tables. Default
           value depends on the processor’s cache line size.
+
+          Refer to [the nginx docs on hashes](https://nginx.org/en/docs/hash.html)
+          for more information.
         '';
       };