add options to log debug info in nginx

flake.nix

@@ -9,14 +9,15 @@
   outputs = inputs@{ self, nixpkgs, sops-nix, ... }: {
     nixosModules.default = { config, ... }: {
       imports = [
-        modules/ssl.nix
         modules/authelia.nix
         modules/backup.nix
         modules/home-assistant.nix
         modules/jellyfin.nix
+        modules/ldap.nix
         modules/monitoring.nix
         modules/nextcloud-server.nix
-        modules/ldap.nix
+        modules/nginx.nix
+        modules/ssl.nix
       ];
     };
 

modules/nginx.nix

@@ -0,0 +1,34 @@
+{ config, pkgs, lib, ... }:
+
+let
+  cfg = config.shb.nginx;
+in
+{
+  options.shb.nginx = {
+    accessLog = lib.mkOption {
+      type = lib.types.bool;
+      description = "Log all requests";
+      default = false;
+      example = true;
+    };
+
+    debugLog = lib.mkOption {
+      type = lib.types.bool;
+      description = "Verbose debug of internal. This will print what servers were matched and why.";
+      default = false;
+      example = true;
+    };
+  };
+
+  config = {
+    services.nginx.logError = lib.mkIf cfg.debugLog "stderr warn";
+    services.nginx.appendHttpConfig = lib.mkIf cfg.accessLog ''
+        log_format postdata '$remote_addr - $remote_user [$time_local] '
+                            '"$request" <$server_name> $status $body_bytes_sent '
+                            '"$http_referer" "$http_user_agent" "$gzip_ratio" '
+                            'post:"$request_body"';
+
+        access_log syslog:server=unix:/dev/log postdata;
+      '';
+  };
+}