Duplicity Flake

gistfile1.txt

{
  description = "Duplicity Backup Script";

  outputs = { self, nixpkgs }: {

    packages.x86_64-linux.backup_script =

      let
        pkgs = import nixpkgs {
          system = "x86_64-linux";
        };

        duplicity_backupsh = pkgs.fetchFromGitHub {
          owner = "zertrin";
          repo = "duplicity-backup.sh";
          rev = "595aded06f96d91cbe44662712f6e5614ce89220";
          sha256 = "1xzmz7fcr3vjcxhbjla3kvc49g3xgbs065pjd167jfqvgxj51m7l";
        };

        config = pkgs.writeTextFile {
          name = "config";
          text = builtins.readFile ./duplicity-backup.conf;
        };
      in
      pkgs.writeShellApplication {
          name = "duplicity_backup";
          runtimeInputs = [ pkgs.duplicity pkgs.nawk pkgs.jq];
          text = ''
            ${duplicity_backupsh}/duplicity-backup.sh -c ${config} -b
          '';
      };

    defaultPackage.x86_64-linux = self.packages.x86_64-linux.backup_script;

  };
}