nixos/udev: switch networking.usePredicatableInterfaceNames to a ke…

…rnel param The udev rules we are shipping no longer work with systemd v242 and were remove upstream some time ago. It seems like the entire renaming is now done in C and not in the udev rules.
NixOS · Jun 3, 2019 · 1f03f6f · 1f03f6f · nixos-discourse · Sep 16, 2019
1 parent 8c7e588
commit 1f03f6f
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Showing 2 changed files with 2 additions and 17 deletions.
diff --git a/nixos/modules/services/hardware/80-net-setup-link.rules b/nixos/modules/services/hardware/80-net-setup-link.rules
diff --git a/nixos/modules/services/hardware/udev.nix b/nixos/modules/services/hardware/udev.nix
@@ -116,10 +116,6 @@ let
         exit 1
       fi
 
-      ${optionalString config.networking.usePredictableInterfaceNames ''
-        cp ${./80-net-setup-link.rules} $out/80-net-setup-link.rules
-      ''}
-
       # If auto-configuration is disabled, then remove
       # udev's 80-drivers.rules file, which contains rules for
       # automatically calling modprobe.
@@ -282,6 +278,8 @@ in
 
     services.udev.path = [ pkgs.coreutils pkgs.gnused pkgs.gnugrep pkgs.utillinux udev ];
 
+    boot.kernelParams = mkIf (!config.networking.usePredictableInterfaceNames) [ "net.ifnames=0" ];
+
     environment.etc =
       [ { source = udevRules;
           target = "udev/rules.d";