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|
self:
{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.nixpkgs-tracker-bot;
inherit (lib)
getExe
literalExpression
mkEnableOption
mkIf
mkOption
mkPackageOption
types
;
inherit (pkgs.stdenv.hostPlatform) system;
in
{
options.services.nixpkgs-tracker-bot = {
enable = mkEnableOption "nixpkgs-tracker-bot";
package = mkPackageOption (self.packages.${system} or (throw "${system} is not supported!")
) "nixpkgs-tracker-bot" { };
environmentFile = mkOption {
description = ''
Environment file as defined in {manpage}`systemd.exec(5)`
'';
type = types.nullOr types.path;
default = null;
example = literalExpression ''
"/run/agenix.d/1/nixpkgs-tracker-bot"
'';
};
};
config = mkIf cfg.enable {
systemd.services.nixpkgs-tracker-bot = {
enable = true;
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
script = ''
${getExe cfg.package}
'';
environment = {
# using `/var/lib/private` as we have `DynamicUser` enabled
BOT_NIXPKGS_PATH = "/var/lib/private/${config.systemd.services.nixpkgs-tracker-bot.serviceConfig.StateDirectory}/nixpkgs";
};
serviceConfig = {
Type = "simple";
Restart = "on-failure";
EnvironmentFile = mkIf (cfg.environmentFile != null) cfg.environmentFile;
StateDirectory = "nixpkgs-tracker-bot";
# hardening settings
DynamicUser = true;
LockPersonality = true;
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateDevices = true;
PrivateIPC = true;
PrivateTmp = true;
PrivateUsers = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProtectSystem = "strict";
RestrictNamespaces = "uts ipc pid user cgroup";
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
SystemCallFilter = [ "@system-service" ];
UMask = "0077";
};
};
};
}
|
