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{
description = "Open source ARC implementation";
inputs.myuids = {
url = "https://git.immae.eu/perso/Immae/Config/Nix.git";
type = "git";
dir = "flakes/myuids";
};
inputs.flake-utils.url = "github:numtide/flake-utils";
inputs.nixpkgs.url = "github:NixOS/nixpkgs";
inputs.openarc = {
url = "github:trusteddomainproject/OpenARC";
flake = false;
};
outputs = { self, myuids, openarc, flake-utils, nixpkgs }: flake-utils.lib.eachDefaultSystem (system:
let
pkgs = import nixpkgs { inherit system; overlays = []; };
in rec {
packages.openarc = pkgs.callPackage ./. { src = openarc; };
defaultPackage = packages.openarc;
legacyPackages.openarc = packages.openarc;
apps.openarc = flake-utils.lib.mkApp { drv = packages.openarc; };
defaultApp = apps.openarc;
hydraJobs = checks;
checks = {
build = defaultPackage;
} // pkgs.lib.optionalAttrs (builtins.elem system pkgs.lib.systems.doubles.linux) {
test =
let testing = import (nixpkgs + "/nixos/lib/testing-python.nix") { inherit system; };
in testing.makeTest {
nodes = {
server = { pkgs, ... }: {
imports = [ self.nixosModule ];
config.services.openarc.enable = true;
config.services.openarc.configFile = pkgs.writeText "openarc.conf" ''
Domain foo.example.org
KeyFile /etc/openarc/foo.key
Selector foo
'';
};
};
testScript = ''
start_all()
server.wait_until_fails("openarc.service")
server.execute("install -m 0700 -o openarc -g openarc -d /etc/openarc")
server.execute("echo some_key > /etc/openarc/foo.key")
server.execute("chown openarc:openarc /etc/openarc/foo.key")
server.execute("chmod 400 /etc/openarc/foo.key")
server.systemctl("restart openarc")
server.wait_for_unit("openarc.service")
server.succeed("[ -S /run/openarc/openarc.sock ]")
'';
};
};
}) // rec {
overlays = {
openarc = final: prev: {
openarc = self.defaultPackage."${final.system}";
};
};
overlay = overlays.openarc;
nixosModule = { config, lib, pkgs, ... }:
let
cfg = config.services.openarc;
defaultSock = "local:/run/openarc/openarc.sock";
args = [ "-f" "-p" cfg.socket ] ++ lib.optionals (cfg.configFile != null) [ "-c" cfg.configFile ];
in {
options = {
services.openarc = {
enable = lib.mkOption {
type = lib.types.bool;
default = false;
description = "Whether to enable the OpenARC sender authentication system.";
};
socket = lib.mkOption {
type = lib.types.str;
default = defaultSock;
description = "Socket which is used for communication with OpenARC.";
};
user = lib.mkOption {
type = lib.types.str;
default = "openarc";
description = "User for the daemon.";
};
group = lib.mkOption {
type = lib.types.str;
default = "openarc";
description = "Group for the daemon.";
};
configFile = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
description = "Additional OpenARC configuration.";
};
};
};
config = lib.mkIf cfg.enable {
users.users = lib.optionalAttrs (cfg.user == "openarc") {
openarc = {
group = cfg.group;
uid = myuids.lib.uids.openarc;
};
};
users.groups = lib.optionalAttrs (cfg.group == "openarc") {
openarc.gid = myuids.lib.gids.openarc;
};
environment.systemPackages = [ self.defaultPackage."${pkgs.system}" ];
systemd.services.openarc = {
description = "OpenARC daemon";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = "${self.defaultApp."${pkgs.system}".program} ${lib.escapeShellArgs args}";
User = cfg.user;
Group = cfg.group;
RuntimeDirectory = lib.optional (cfg.socket == defaultSock) "openarc";
PermissionsStartOnly = true;
};
};
};
};
};
}
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