Amazon SNS トピックへのリソースの発行の有効化 - AWS SDK for Ruby

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Amazon SNS トピックへのリソースの発行の有効化

次の例では、us-west-2 リージョンで ARN my-topic-arn のトピックに発行する ARN my-resource-arn でリソースを有効にします。

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

policy  = '{
  "Version":"2008-10-17",
  "Id":"__default_policy_ID",
  "Statement":[{
    "Sid":"__default_statement_ID",
    "Effect":"Allow",
    "Principal":{
      "AWS":"*"
    },
    "Action":["SNS:Publish"],
    "Resource":"' + my-topic-arn + '",
    "Condition":{
      "ArnEquals":{
        "AWS:SourceArn":"' + my-resource-arn + '"}
     }
  }]
}'

sns = Aws::SNS::Resource.new(region: 'us-west-2')

# Get topic by ARN
topic = sns.topic(my-topic-arn)

# Add policy to topic
topic.set_attributes({
  attribute_name: "Policy",
  attribute_value: policy
})