class system { $packages = [ 'sudo', 'lsof', 'vim', 'screen', 'rsync', 'tcpdump', 'pv', 'openssh-server', 'locales-all', ] package { $packages: ensure => installed, } package { 'chrony': ensure => installed, } service { 'chrony': ensure => running, enable => true, hasstatus => false, hasrestart => true, require => Package['chrony'], } }