nixos-config/machines/chungus/sync-syncoid.nix

{
  pkgs,
  config,
  factsGenerator,
  ...
}:
let
  tld = config.clan.static-hosts.topLevelDomain;
in
{

  clan.core.facts.services.syncoid = factsGenerator.ssh { name = "syncoid"; };
  systemd.tmpfiles.settings.syncoid = {
    "/run/facts/ssh.syncoid.id_ed25519"."C+" = {
      user = config.services.syncoid.user;
      group = config.services.syncoid.group;
      mode = "400";
      argument = config.clan.core.facts.services.syncoid.secret."ssh.syncoid.id_ed25519".path;
    };
  };

  services.syncoid = {
    enable = true;

    # local
    commands.service2 = {
      source = "zroot/services2";
      target = "zraid/mirror/services2"; # should NOT be created up front!
    };
    commands.paperless = {
      source = "zroot/paperless";
      target = "zraid/mirror/paperless"; # should NOT be created up front!
    };
    commands.postgresql = {
      source = "zroot/postgresql";
      target = "zraid/mirror/postgresql"; # should NOT be created up front!
    };

    # remote
    commands.matrix-terranix = {
      sshKey = "/run/facts/ssh.syncoid.id_ed25519";
      source = "root@orbi.${tld}:zroot/matrix-terranix";
      target = "zraid/mirror/matrix-terranix"; # should NOT be created up front!
    };
    commands.nextcloud = {
      sshKey = "/run/facts/ssh.syncoid.id_ed25519";
      source = "root@orbi.${tld}:zroot/nextcloud";
      target = "zraid/mirror/nextcloud"; # should NOT be created up front!
    };
    commands.photoprism = {
      sshKey = "/run/facts/ssh.syncoid.id_ed25519";
      source = "root@orbi.${tld}:zmedia/photoprism";
      target = "zraid/mirror/photoprism"; # should NOT be created up front!
    };
    commands.taskchampion = {
      sshKey = "/run/facts/ssh.syncoid.id_ed25519";
      source = "root@orbi.${tld}:zroot/taskchampion";
      target = "zraid/mirror/taskchampion"; # should NOT be created up front!
    };
    commonArgs = [
      # Does not create new snapshot, only transfers existing
      "--no-sync-snap"
    ];
  };

}