hello_world.sh

#!/bin/sh
# modules/your_module/files/hello_world.sh

while getopts f: option
do
  case "${option}"
  in
    f) FOO=${OPTARG};;
  esac
done

echo $FOO

site.pp

node default {  
  file { "/etc/puppet/scripts":
    ensure => directory,
    owner  => "root",
    group  => "root",
    mode   => 700,
  } ->
  file { "/etc/puppet/scripts/hello_world.sh":
    owner  => "root",
    group  => "root",
    mode   => 700,
    source => "puppet:///modules/your_module/hello_world.sh"
  } ->
  exec { "/etc/puppet/scripts/hello_world.sh -f bar":
    user      => "root",
    logoutput => true,
    require   => File["/etc/puppet/scripts/hello_world.sh"]
  }
}