agent.pp

class puppet::agent {
  
  service { 'puppet':
    ensure     => running,
    enable     => true,
    hasrestart => true,
    hasstatus  => true,
    subscribe  => File['/etc/puppet/puppet.conf'],
  }
  
  file {'/etc/puppet/auth.conf':
    ensure    => file,
    content   => template('puppet/auth.conf-agent.erb'),
    mode      => '0644';
  }
}

master.pp

class puppet::master inherits puppet::agent {
  
  file { '/etc/puppet/agent.conf':
    content   => template('puppet/auth.conf-master.erb'),
  }

  service { 'puppetmaster':
    ensure     => running,
    enable     => true,
    hasrestart => true,
    hasstatus  => true,
    subscribe  => [File['/etc/puppet/puppet.conf'],File['/etc/puppet/auth.conf']],
  }

}

nodes.pp

node default {


 class { puppet:         
  stage => pre 
 }

}

  node app-01 inherits default {
    include puppet::agent 
  }

  node pm-01 inherits default {
    include puppet::master
  }
}