Sha256: 1d261f79591ea15d1b943b72ffb516d631d68555739b4344eb5e5d865ab01aad

Contents?: true

Size: 1.86 KB

Versions: 12

Compression:

Stored size: 1.86 KB

Contents

# frozen_string_literal: true

module Aws
  module Plugins
    # @api private
    class EndpointPattern < Seahorse::Client::Plugin

      option(:disable_host_prefix_injection,
        default: false,
        doc_type: 'Boolean',
        docstring: <<-DOCS
Set to true to disable SDK automatically adding host prefix
to default service endpoint when available.
        DOCS
      )

      def add_handlers(handlers, config)
        if config.regional_endpoint && !config.disable_host_prefix_injection
          handlers.add(Handler, priority: 90)
        end
      end

      class Handler < Seahorse::Client::Handler

        def call(context)
          endpoint_trait = context.operation.endpoint_pattern
          if endpoint_trait && !endpoint_trait.empty?
            _apply_endpoint_trait(context, endpoint_trait)
          end
          @handler.call(context)
        end

        private

        def _apply_endpoint_trait(context, trait)
          # currently only support host pattern
          ori_host = context.http_request.endpoint.host
          if pattern = trait['hostPrefix']
            host_prefix = pattern.gsub(/\{.+?\}/) do |label|
              label = label.delete("{}")
              _replace_label_value(
                ori_host, label, context.operation.input, context.params)
            end
            context.http_request.endpoint.host = host_prefix + context.http_request.endpoint.host
          end
        end

        def _replace_label_value(ori, label, input_ref, params)
          name = nil
          input_ref.shape.members.each do |m_name, ref|
            if ref['hostLabel'] && ref['hostLabelName'] == label
              name = m_name
            end
          end
          if name.nil? || params[name].nil?
            raise Errors::MissingEndpointHostLabelValue.new(name)
          end
          params[name]
        end

      end

    end
  end
end

Version data entries

12 entries across 12 versions & 1 rubygems

Version Path
aws-sdk-core-3.108.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.107.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.105.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.104.4 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.104.3 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.104.2 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.104.1 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.104.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.103.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.102.1 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.102.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb
aws-sdk-core-3.101.0 lib/aws-sdk-core/plugins/endpoint_pattern.rb