fix(tazjin/tverskoy): copy & paste some l2tp fix from nixpkgs#64965

Change-Id: Ib6375cd2281ce7eff87d9a1f8bd8f811ed180a87
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5155
Autosubmit: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

third_party/nixpkgs/default.nix

@@ -20,7 +20,7 @@ let
 
   # Stable package set is imported, but not exposed, to overlay
   # required packages into the unstable set.
-  stableNixpkgs = import depot.third_party.sources.nixpkgs-stable {};
+  stableNixpkgs = import depot.third_party.sources.nixpkgs-stable { };
 
   # Overlay for packages that should come from the stable channel
   # instead (e.g. because something is broken in unstable).

third_party/sources/default.nix

@@ -1,5 +1,6 @@
 # This file has been generated by Niv.
-_: let
+_:
+let
 
   #
   # The fetchers. fetch_<type> fetches specs of type <type>.
@@ -43,14 +44,14 @@ _: let
   mkPkgs = sources:
     let
       sourcesNixpkgs =
-        import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) {};
+        import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) { };
       hasNixpkgsPath = builtins.any (x: x.prefix == "nixpkgs") builtins.nixPath;
       hasThisAsNixpkgsPath = <nixpkgs> == ./.;
     in
     if builtins.hasAttr "nixpkgs" sources
     then sourcesNixpkgs
     else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then
-        import <nixpkgs> {}
+      import <nixpkgs> { }
     else
       abort
         ''
@@ -90,7 +91,7 @@ _: let
   );
 
   # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/lists.nix#L295
-  range = first: last: if first > last then [] else builtins.genList (n: first + n) (last - first + 1);
+  range = first: last: if first > last then [ ] else builtins.genList (n: first + n) (last - first + 1);
 
   # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L257
   stringToCharacters = s: map (p: builtins.substring p 1 s) (range 0 (builtins.stringLength s - 1));
@@ -121,19 +122,22 @@ _: let
 
   # Create the final "sources" from the config
   mkSources = config:
-    mapAttrs (
+    mapAttrs
+      (
         name: spec:
           if builtins.hasAttr "outPath" spec
-        then abort
+          then
+            abort
               "The values in sources.json should not have an 'outPath' attribute"
           else
             spec // { outPath = replace name (fetch config.pkgs name spec); }
-    ) config.sources;
+      )
+      config.sources;
 
   # The "config" used by the fetchers
   mkConfig =
     { sourcesFile ? if builtins.pathExists ./sources.json then ./sources.json else null
-    , sources ? if isNull sourcesFile then {} else builtins.fromJSON (builtins.readFile sourcesFile)
+    , sources ? if isNull sourcesFile then { } else builtins.fromJSON (builtins.readFile sourcesFile)
     , pkgs ? mkPkgs sources
     }: rec {
       # The sources, i.e. the attribute set of spec name to spec
@@ -144,4 +148,4 @@ _: let
     };
 
 in
-mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); }
+mkSources (mkConfig { }) // { __functor = _: settings: mkSources (mkConfig settings); }

users/tazjin/nixos/tverskoy/default.nix

@@ -145,6 +145,11 @@ lib.fix (self: {
     ];
   };
 
+  # from https://github.com/NixOS/nixpkgs/issues/64965
+  environment.etc."ipsec.secrets".text = ''
+    include ipsec.d/ipsec.nm-l2tp.secrets
+  '';
+
   security.rtkit.enable = true;
 
   services = {