modules/byedpi: improve configs

hosts/home/configuration.nix

@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ config, lib, pkgs, ... }:
 
 {
   imports = [
@@ -17,17 +17,13 @@
   ################################################################################
   local.services.byedpi = {
     enable = true;
+    enableProxy = true;
     settings = {
       port = 1081;
       fake = 1;
       ttl = 8;
     };
   };
-  networking.proxy = rec {
-    allProxy = "http://localhost:${toString config.local.services.byedpi.settings.port}";
-    httpProxy = allProxy;
-    httpsProxy = allProxy;
-  };
 
   # local.services.i2pd.enable = true;
   # local.services.kubo.enable = true;

modules/nixos/services/byedpi.nix

@@ -17,12 +17,12 @@ let
     no-domain = !cfg.settings.domain.enable;
   };
 
-
-  strOrNum = with lib.types; either str number;
-
-  splitType = with lib.types; nullOr (either strOrNum (listOf strOrNum));
-
-  mkSplitOption = description: lib.mkOption {
+  mkSplitOption = let
+    splitType = with lib.types;
+      let strOrInt = either str int;
+      in nullOr (either strOrInt (listOf strOrInt));
+  in
+    description: lib.mkOption {
       inherit description;
       type = splitType;
       default = null;
@@ -33,6 +33,7 @@ in
     enable = mkEnableOption "byedpi";
     package = mkPackageOption pkgs "byedpi" { };
     openFirewall = mkEnableOption "Whether to open the required firewall ports in the firewall.";
+    enableProxy = mkEnableOption "Whether to enable systemwide networking proxy";
     settings = {
       ip = mkOption {
         type = types.str;
@@ -40,21 +41,21 @@ in
         default = "0.0.0.0";
       };
       port = mkOption {
-        type = types.number;
+        type = types.ints.u16;
         description = "Listening port";
         default = 1080;
       };
       bufferSize = mkOption {
-        type = types.number;
+        type = types.int;
         description = "Buffer size";
         default = 16384;
       };
       debugLevel = mkOption {
-        type = types.number; # 0, 1, 2
+        type = types.ints.between 0 2;
         default = 0;
       };
       connectionLimit = mkOption {
-        type = types.number;
+        type = types.int;
         description = "Connection count limit";
         default = 512;
       };
@@ -63,7 +64,7 @@ in
       tcpFastOpen.enable = mkEnableOption "Enable TCP Fast Open";
 
       ttl = mkOption {
-        type = types.number;
+        type = types.int;
         default = 8;
       };
       split = mkSplitOption "Split packet at n";
@@ -85,6 +86,12 @@ in
 
     networking.firewall.allowedTCPPorts = lib.mkIf cfg.openFirewall [ cfg.settings.port ];
 
+    networking.proxy = lib.mkIf cfg.enableProxy rec {
+      allProxy = "http://${cfg.settings.ip}:${toString cfg.settings.port}";
+      httpProxy = allProxy;
+      httpsProxy = allProxy;
+    };
+
     systemd.services.byedpi = {
       description = "Byedpi (Bypass DPI)";