# == class: glance::backend::swift
#
# configures the storage backend for glance
# as a swift instance
#
# === parameters:
#
#  [*swift_store_user*]
#    Required. Swift store user.
#
#  [*swift_store_key*]
#    Required. Swift store key.
#
#  [*swift_store_auth_address*]
#    Optional. Default: 'http://127.0.0.1:5000/v2.0/'
#
#  [*swift_store_container*]
#    Optional. Default: 'glance'
#
#  [*swift_store_auth_version*]
#    Optional. Default: '2'
#
#  [*swift_store_large_object_size*]
#    Optional. Default: '5120'
#
#  [*swift_store_create_container_on_put*]
#    Optional. Default: 'False'
#
#  [*swift_store_endpoint_type*]
#    Optional. Default: 'internalURL'
#
#  [*swift_store_region*]
#    Optional. Default: undef
#
#  [*default_swift_reference*]
#    Optional. The reference to the default swift
#    account/backing store parameters to use for adding
#    new images. String value.
#    Default to 'ref1'.
#
# [*multi_store*]
#   (optional) Boolean describing if multiple backends will be configured
#   Defaults to false
#
# [*glare_enabled*]
#   (optional) Whether enabled Glance Glare API.
#   Defaults to false
#
class glance::backend::swift(
  $swift_store_user,
  $swift_store_key,
  $swift_store_auth_address            = 'http://127.0.0.1:5000/v2.0/',
  $swift_store_container               = 'glance',
  $swift_store_auth_version            = '2',
  $swift_store_large_object_size       = '5120',
  $swift_store_create_container_on_put = false,
  $swift_store_endpoint_type           = 'internalURL',
  $swift_store_region                  = undef,
  $default_swift_reference             = 'ref1',
  $multi_store                         = false,
  $glare_enabled                       = false,
) {

  glance_api_config {
    'glance_store/swift_store_region':         value => $swift_store_region;
    'glance_store/swift_store_container':      value => $swift_store_container;
    'glance_store/swift_store_create_container_on_put':
      value => $swift_store_create_container_on_put;
    'glance_store/swift_store_large_object_size':
      value => $swift_store_large_object_size;
    'glance_store/swift_store_endpoint_type':
      value => $swift_store_endpoint_type;

    'glance_store/swift_store_config_file':    value => '/etc/glance/glance-swift.conf';
    'glance_store/default_swift_reference':    value => $default_swift_reference;
  }

  if $glare_enabled {
    glance_glare_config {
      'glance_store/swift_store_region':         value => $swift_store_region;
      'glance_store/swift_store_container':      value => $swift_store_container;
      'glance_store/swift_store_create_container_on_put':
        value => $swift_store_create_container_on_put;
      'glance_store/swift_store_large_object_size':
        value => $swift_store_large_object_size;
      'glance_store/swift_store_endpoint_type':
        value => $swift_store_endpoint_type;

      'glance_store/swift_store_config_file':    value => '/etc/glance/glance-swift.conf';
      'glance_store/default_swift_reference':    value => $default_swift_reference;
    }
  }

  if !$multi_store {
    glance_api_config { 'glance_store/default_store': value => 'swift'; }
    if $glare_enabled {
      glance_glare_config { 'glance_store/default_store': value => 'swift'; }
    }
  }

  glance_swift_config {
    "${default_swift_reference}/user":         value => $swift_store_user;
    "${default_swift_reference}/key":          value => $swift_store_key;
    "${default_swift_reference}/auth_address": value => $swift_store_auth_address;
    "${default_swift_reference}/auth_version": value => $swift_store_auth_version;
  }

}