git-cache: 1.4.2 → 1.4.3

[auto-upgrade-with-pinch] / modules / auto-upgrade.nix

diff --git a/modules/auto-upgrade.nix b/modules/auto-upgrade.nix
index fbc8b938a16f6fd434eea1ba11b53797d441a972..a80aa5cdf56fe51ebdfedee0bdcf5e0f4ab3c608 100644 (file)
--- a/modules/auto-upgrade.nix
+++ b/modules/auto-upgrade.nix
@@ -1,6 +1,13 @@
+# auto-upgrade-with-pinch: Secure managed NixOS updates
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation, version 3.
+
 { config, lib, pkgs, ... }:
 with lib;
 let
+  local-pkgs = import ../. { inherit pkgs; };
   cfg = config.system.autoUpgradeWithPinch;
   pull-repo-script = pkgs.writeShellScript "pull-repo" ''
     set -eo pipefail
@@ -50,7 +57,7 @@ let
 
     if [[ "$(prop requireSignature)" == true ]]; then
       ${pkgs.polite-merge}/bin/polite-merge \
-        -c gpg.program=${escapeShellArg (pkgs.keyedgpg cfg.signingKeys)} \
+        -c gpg.program=${escapeShellArg (local-pkgs.keyed-gpg cfg.signingKeys)} \
         merge --ff-only --verify-signatures
     else
       ${pkgs.polite-merge}/bin/polite-merge merge --ff-only
@@ -58,7 +65,9 @@ let
   '';
 
   auto-upgrade-script = pkgs.writeShellScript "auto-upgrade" ''
-    ${pkgs.utillinux}/bin/flock /run/auto-upgrade-with-pinch ${
+    ${pkgs.coreutils}/bin/nice -n 17 \
+    ${pkgs.util-linux}/bin/ionice -c 3 \
+    ${pkgs.util-linux}/bin/flock /run/auto-upgrade-with-pinch ${
       pkgs.writeShellScript "auto-upgrade-with-lock-held" ''
         set -eo pipefail
 
@@ -143,12 +152,12 @@ let
           + concatMapStringsSep "\n" (f: "verify_ownership ${escapeShellArg f}")
           cfg.upgradeConfig)}
 
-        config=$(${pkgs.nix}/bin/nix eval --json -f ${../upgrade-config.nix} \
+        config=$(${pkgs.nix}/bin/nix-instantiate --eval --strict --json -A config \
           --arg upgradeConfig ${
             escapeShellArg ("["
               + lib.concatMapStringsSep " " lib.strings.escapeNixString
               cfg.upgradeConfig + "]")
-          } config)
+          } ${../upgrade-config.nix})
 
         config_query() {
           ${pkgs.jq}/bin/jq -r "$@" <<< "$config"
@@ -269,7 +278,6 @@ in {
     '';
 
     nixpkgs.overlays = [
-      (import ../overlays/keyedgpg.nix)
       (import ../overlays/pinch.nix)
       (import ../overlays/polite-merge.nix)
       (self: super: {