networking.interfaces: Add option to set srcAddress

LumiGuide · Jan 11, 2024 · e560132 · e560132
1 parent 749d5f8
commit e560132
Show file tree

Hide file tree

Showing 2 changed files with 12 additions and 2 deletions.
diff --git a/nixos/modules/tasks/network-interfaces-scripted.nix b/nixos/modules/tasks/network-interfaces-scripted.nix
@@ -140,7 +140,9 @@ let
                     optionalString (cfg.defaultGatewayWindowSize != null)
                       "window ${toString cfg.defaultGatewayWindowSize}"} ${
                     optionalString (cfg.defaultGateway.interface != null)
-                      "dev ${cfg.defaultGateway.interface}"} proto static
+                      "dev ${cfg.defaultGateway.interface}"} proto static ${
+                    optionalString (cfg.defaultGateway.srcAddress != null)
+                      "src ${cfg.defaultGateway.srcAddress}"}
                 ''}
                 ${optionalString (cfg.defaultGateway6 != null && cfg.defaultGateway6.address != "") ''
                   ${optionalString (cfg.defaultGateway6.interface != null) ''
@@ -154,7 +156,9 @@ let
                     optionalString (cfg.defaultGatewayWindowSize != null)
                       "window ${toString cfg.defaultGatewayWindowSize}"} ${
                     optionalString (cfg.defaultGateway6.interface != null)
-                      "dev ${cfg.defaultGateway6.interface}"} proto static
+                      "dev ${cfg.defaultGateway6.interface}"} proto static ${
+                    optionalString (cfg.defaultGateway6.srcAddress != null)
+                      "src ${cfg.defaultGateway6.srcAddress}"}
                 ''}
               '';
           };

diff --git a/nixos/modules/tasks/network-interfaces.nix b/nixos/modules/tasks/network-interfaces.nix
@@ -155,6 +155,12 @@ let
         description = lib.mdDoc "The default gateway metric/preference.";
       };
 
+      srcAddress = mkOption {
+        type = types.nullOr types.str;
+        default = null;
+        description = lib.mdDoc "The default source address for public connections.";
+      };
+
     };
 
   };