nixos/nginx: make serverNamesHash{Bucket,Max}Size configurable

1 files changed, 25 insertions, 0 deletions

diff --git a/nixos/modules/services/web-servers/nginx/default.nix b/nixos/modules/services/web-servers/nginx/default.nix
index b8c571ace8dba..653fe67cf96a2 100644
--- a/nixos/modules/services/web-servers/nginx/default.nix
+++ b/nixos/modules/services/web-servers/nginx/default.nix
@@ -171,6 +171,14 @@ let
         map_hash_max_size ${toString cfg.mapHashMaxSize};
       ''}
 
+      ${optionalString (cfg.serverNamesHashBucketSize != null) ''
+        server_names_hash_bucket_size ${toString cfg.serverNamesHashBucketSize};
+      ''}
+
+      ${optionalString (cfg.serverNamesHashMaxSize != null) ''
+        server_names_hash_max_size ${toString cfg.serverNamesHashMaxSize};
+      ''}
+
       # $connection_upgrade is used for websocket proxying
       map $http_upgrade $connection_upgrade {
           default upgrade;
@@ -643,6 +651,23 @@ in
           '';
       };
 
+      serverNamesHashBucketSize = mkOption {
+        type = types.nullOr types.ints.positive;
+        default = null;
+        description = ''
+            Sets the bucket size for the server names hash tables. Default
+            value depends on the processor’s cache line size.
+          '';
+      };
+
+      serverNamesHashMaxSize = mkOption {
+        type = types.nullOr types.ints.positive;
+        default = null;
+        description = ''
+            Sets the maximum size of the server names hash tables.
+          '';
+      };
+
       resolver = mkOption {
         type = types.submodule {
           options = {