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harmonia: switch to non-deprecated SIGN_KEY_PATHS

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This commit is contained in:
Jörg Thalheim 2024-08-17 12:51:53 +02:00
parent a0d6390cb3
commit aa994dd296
2 changed files with 20 additions and 4 deletions
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22
nixos/modules/services/networking/harmonia.nix
View File

@ -2,6 +2,12 @@
let
cfg = config.services.harmonia;
format = pkgs.formats.toml { };
signKeyPaths = cfg.signKeyPaths ++ lib.optional (cfg.signKeyPath != null) cfg.signKeyPath;
credentials = lib.imap0 (i: signKeyPath: {
id = "sign-key-${builtins.toString i}";
path = signKeyPath;
}) signKeyPaths;
in
{
options = {
@ -11,7 +17,13 @@ in
signKeyPath = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
description = "Path to the signing key that will be used for signing the cache";
description = "DEPRECATED: Use `services.harmonia.signKeyPaths` instead. Path to the signing key to use for signing the cache";
};
signKeyPaths = lib.mkOption {
type = lib.types.listOf lib.types.path;
default = [ ];
description = "Paths to the signing keys to use for signing the cache";
};
package = lib.mkPackageOption pkgs "harmonia" { };
@ -28,6 +40,8 @@ in
};
config = lib.mkIf cfg.enable {
warnings = lib.optional (cfg.signKeyPath != null)
"`services.harmonia.signKeyPath` is deprecated, use `services.harmonia.signKeyPaths` instead";
nix.settings.extra-allowed-users = [ "harmonia" ];
users.users.harmonia = {
isSystemUser = true;
@ -44,7 +58,9 @@ in
environment = {
CONFIG_FILE = format.generate "harmonia.toml" cfg.settings;
SIGN_KEY_PATH = lib.mkIf (cfg.signKeyPath != null) "%d/sign-key";
SIGN_KEY_PATHS = lib.strings.concatMapStringsSep " " (
credential: "%d/${credential.id}"
) credentials;
# Note: it's important to set this for nix-store, because it wants to use
# $HOME in order to use a temporary cache dir. bizarre failures will occur
# otherwise
@ -60,7 +76,7 @@ in
DeviceAllow = [ "" ];
UMask = "0066";
RuntimeDirectory = "harmonia";
LoadCredential = lib.mkIf (cfg.signKeyPath != null) [ "sign-key:${cfg.signKeyPath}" ];
LoadCredential = builtins.map (credential: "${credential.id}:${credential.path}") credentials;
SystemCallFilter = [
"@system-service"
"~@privileged"

2
nixos/tests/harmonia.nix
View File

@ -7,7 +7,7 @@
harmonia = {
services.harmonia = {
enable = true;
signKeyPath = pkgs.writeText "cache-key" "cache.example.com-1:9FhO0w+7HjZrhvmzT1VlAZw4OSAlFGTgC24Seg3tmPl4gZBdwZClzTTHr9cVzJpwsRSYLTu7hEAQe3ljy92CWg==";
signKeyPaths = [(pkgs.writeText "cache-key" "cache.example.com-1:9FhO0w+7HjZrhvmzT1VlAZw4OSAlFGTgC24Seg3tmPl4gZBdwZClzTTHr9cVzJpwsRSYLTu7hEAQe3ljy92CWg==")];
settings.priority = 35;
};