gistfile1.txt

  # Import the key:

  IO.popen(['gpg', '--homedir', '/root/.gnupg', '--import'], 'w') do |io|
    io.puts key['public_key']
  end

  # Mark it as ultimately trusted:

  IO.popen(['gpg', '--homedir', '/root/.gnupg', '--import-ownertrust'], 'w') do |io|
    io.puts "#{key['fingerprint']}:6:"
  end