uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

nixos/modules/services/misc/parsoid.nix

@@ -0,0 +1,129 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.parsoid;
+
+  parsoid = pkgs.nodePackages.parsoid;
+
+  confTree = {
+    worker_heartbeat_timeout = 300000;
+    logging = { level = "info"; };
+    services = [{
+      module = "lib/index.js";
+      entrypoint = "apiServiceWorker";
+      conf = {
+        mwApis = map (x: if isAttrs x then x else { uri = x; }) cfg.wikis;
+        serverInterface = cfg.interface;
+        serverPort = cfg.port;
+      };
+    }];
+  };
+
+  confFile = pkgs.writeText "config.yml" (builtins.toJSON (recursiveUpdate confTree cfg.extraConfig));
+
+in
+{
+  imports = [
+    (mkRemovedOptionModule [ "services" "parsoid" "interwikis" ] "Use services.parsoid.wikis instead")
+  ];
+
+  ##### interface
+
+  options = {
+
+    services.parsoid = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to enable Parsoid -- bidirectional
+          wikitext parser.
+        '';
+      };
+
+      wikis = mkOption {
+        type = types.listOf (types.either types.str types.attrs);
+        example = [ "http://localhost/api.php" ];
+        description = ''
+          Used MediaWiki API endpoints.
+        '';
+      };
+
+      workers = mkOption {
+        type = types.int;
+        default = 2;
+        description = ''
+          Number of Parsoid workers.
+        '';
+      };
+
+      interface = mkOption {
+        type = types.str;
+        default = "127.0.0.1";
+        description = ''
+          Interface to listen on.
+        '';
+      };
+
+      port = mkOption {
+        type = types.int;
+        default = 8000;
+        description = ''
+          Port to listen on.
+        '';
+      };
+
+      extraConfig = mkOption {
+        type = types.attrs;
+        default = {};
+        description = ''
+          Extra configuration to add to parsoid configuration.
+        '';
+      };
+
+    };
+
+  };
+
+  ##### implementation
+
+  config = mkIf cfg.enable {
+
+    systemd.services.parsoid = {
+      description = "Bidirectional wikitext parser";
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" ];
+      serviceConfig = {
+        ExecStart = "${parsoid}/lib/node_modules/parsoid/bin/server.js -c ${confFile} -n ${toString cfg.workers}";
+
+        DynamicUser = true;
+        User = "parsoid";
+        Group = "parsoid";
+
+        CapabilityBoundingSet = "";
+        NoNewPrivileges = true;
+        ProtectSystem = "strict";
+        ProtectHome = true;
+        PrivateTmp = true;
+        PrivateDevices = true;
+        ProtectHostname = true;
+        ProtectKernelTunables = true;
+        ProtectKernelModules = true;
+        ProtectControlGroups = true;
+        RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
+        RestrictNamespaces = true;
+        LockPersonality = true;
+        #MemoryDenyWriteExecute = true;
+        RestrictRealtime = true;
+        RestrictSUIDSGID = true;
+        RemoveIPC = true;
+      };
+    };
+
+  };
+
+}