配置 Lambda 函数以接收通知 - Amazon 适用于 Ruby 的 SDK
Amazon Web Services 文档中描述的 Amazon Web Services 服务或功能可能因区域而异。要查看适用于中国区域的差异，请参阅 中国的 Amazon Web Services 服务入门 (PDF)。

本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。

配置 Lambda 函数以接收通知

以下示例配置了 us-west-2 区域中名为 my-notification-function 的 Lambda 函数以接受来自 ARN 为 my-resource-arn 的资源的通知。

# Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# This file is licensed under the Apache License, Version 2.0 (the "License").
# You may not use this file except in compliance with the License. A copy of the
# License is located at
#
# http://aws.amazon.com/apache2.0/
#
# This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
# OF ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.

require 'aws-sdk-lambda'  # v2: require 'aws-sdk'

client = Aws::Lambda::Client.new(region: 'us-west-2')

args = {}
args[:function_name] = 'my-notification-function'
args[:statement_id] = 'lambda_s3_notification'
args[:action] = 'lambda:InvokeFunction'
args[:principal] = 's3.amazonaws.com'
args[:source_arn] = 'my-resource-arn'

client.add_permission(args)