make-issuer.nix

{ hardware
, ristrettoSigningKeyPath
, stripeSecretKeyPath
, issuerDomain
, letsEncryptAdminEmail
, allowedChargeOrigins
, sshUsers
, stateVersion
, publicIPv4
, monitoringvpnKeyDir ? null
, monitoringvpnIPv4 ? null
, monitoringvpnEndpoint ? null
, ...
}: let

  enableVpn = monitoringvpnKeyDir != null &&
              monitoringvpnIPv4 != null &&
              monitoringvpnEndpoint != null;

  vpnSecrets = if !enableVpn then {} else {
    "monitoringvpn-secret-key" = {
      source = monitoringvpnKeyDir + "/${monitoringvpnIPv4}.key";
      destination = "/run/keys/monitoringvpn/client.key";
      owner.user = "root";
      owner.group = "root";
      permissions = "0400";
      action = ["sudo" "systemctl" "restart" "wireguard-monitoringvpn.service"];
    };
    "monitoringvpn-preshared-key" = {
      source = monitoringvpnKeyDir + "/preshared.key";
      destination = "/run/keys/monitoringvpn/preshared.key";
      owner.user = "root";
      owner.group = "root";
      permissions = "0400";
      action = ["sudo" "systemctl" "restart" "wireguard-monitoringvpn.service"];
    };
  };

in rec {
  deployment = {
    targetUser = "root";
    targetHost = publicIPv4;

    secrets = {
      "ristretto-signing-key" = {
        source = ristrettoSigningKeyPath;
        destination = "/run/keys/ristretto.signing-key";
        owner.user = "root";
        owner.group = "root";
        permissions = "0400";
        action = ["sudo" "systemctl" "restart" "zkapissuer.service"];
      };
      "stripe-secret-key" = {
        source = stripeSecretKeyPath;
        destination = "/run/keys/stripe.secret-key";
        owner.user = "root";
        owner.group = "root";
        permissions = "0400";
        action = ["sudo" "systemctl" "restart" "zkapissuer.service"];
      };
    } // vpnSecrets;
  };

  imports = [
    hardware
    ../../nixos/modules/issuer.nix
    ../../nixos/modules/monitoring/vpn/client.nix
  ];

  services.private-storage.sshUsers = sshUsers;