# @summary
#   Installs `mod_authn_dbd`.
# 
# @param authn_dbd_params
#   The params needed for the mod to function.
#   
# @param authn_dbd_dbdriver
#   Selects an apr_dbd driver by name.
#   
# @param authn_dbd_query
#   
# @param authn_dbd_min
#   Set the minimum number of connections per process.
#   
# @param authn_dbd_max
#   Set the maximum number of connections per process.
#   
# @param authn_dbd_keep
#   Set the maximum number of connections per process to be sustained.
#   
# @param authn_dbd_exptime
#   Set the time to keep idle connections alive when the number of 
#   connections specified in DBDKeep has been exceeded.
#   
# @param authn_dbd_alias
#   Sets an alias for `AuthnProvider.
#
# @see https://httpd.apache.org/docs/current/mod/mod_authn_dbd.html for additional documentation.
#
class apache::mod::authn_dbd (
  $authn_dbd_params,
  $authn_dbd_dbdriver    = 'mysql',
  $authn_dbd_query       = undef,
  $authn_dbd_min         = '4',
  $authn_dbd_max         = '20',
  $authn_dbd_keep        = '8',
  $authn_dbd_exptime     = '300',
  $authn_dbd_alias       = undef,
) inherits ::apache::params {
  include ::apache
  include ::apache::mod::dbd
  ::apache::mod { 'authn_dbd': }

  if $authn_dbd_alias {
  include ::apache::mod::authn_core
  }

  # Template uses
  # - All variables beginning with authn_dbd
  file { 'authn_dbd.conf':
    ensure  => file,
    path    => "${::apache::mod_dir}/authn_dbd.conf",
    mode    => $::apache::file_mode,
    content => template('apache/mod/authn_dbd.conf.erb'),
    require => [ Exec["mkdir ${::apache::mod_dir}"], ],
    before  => File[$::apache::mod_dir],
    notify  => Class['Apache::Service'],
  }
}