Add a content parameter to config

config.pp

# Installs RackTables
class racktables::config (
  $secretfile = $::racktables::secretfile,
  $apacheuser = $::racktables::apacheuser,
  $datadir    = $::racktables::datadir,
  $secretfile_content    = $::racktables::secretfile_content
) {

  validate_string($secretfile)
  validate_string($apacheuser)
  validate_string($datadir)
  
  $real_content = defined($secretfile_content) ? {
    true => template('racktables/secret.erb'),
    default => $secretfile_content,
  }

  case $secretfile {

    'template': {
      file { "${datadir}/wwwroot/inc/secret.php":
        ensure  => present,
        owner   => $apacheuser,
        mode    => '0400',
        seluser => 'system_u',
        selrole => 'object_r',
        seltype => 'httpd_sys_content_t',
        content => $real_content,
        require => Vcsrepo[$datadir],
      }
    }

init.pp

class racktables (
  $secretfile            = undef,
  $secretfile_content    = undef,
  $vhost                 = $racktables::params::vhost,