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DeepSecurity のクロスアカウントロールを CloudFormation で

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[Deep Security] AWSアカウント連携をIAM Roleで設定する を CloudFormation でやるには

<account_id>公式ドキュメント を参照

---

AWSTemplateFormatVersion: '2010-09-09'

Parameters:
ExternalId:
Type: 'String'

Resources:
DeepSecurityDelegationRole:
Type: 'AWS::IAM::Role'
Properties:
AssumeRolePolicyDocument:
Version: '2012-10-17'
Statement:
- Effect: 'Allow'
Condition:
StringEquals:
'sts:ExternalId':
Ref: 'ExternalId'
Principal:
AWS:
- 'arn:aws:iam::<account_id>:root'
Action:
- 'sts:AssumeRole'

DeepSecurityAWSIntegrationPolicy:
Type: 'AWS::IAM::ManagedPolicy'
Properties:
PolicyDocument:
Version: '2012-10-17'
Statement:
- Effect: 'Allow'
Action:
- 'ec2:DescribeImages'
- 'ec2:DescribeInstances'
- 'ec2:DescribeRegions'
- 'ec2:DescribeSubnets'
- 'ec2:DescribeTags'
- 'ec2:DescribeVpcs'
- 'iam:ListAccountAliases'
Resource: '*'
Roles:
- Ref: 'DeepSecurityDelegationRole'

Outputs:
RoleArn:
Value:
'Fn::GetAtt':
- 'DeepSecurityDelegationRole'
- 'Arn'

ExternalId:
Value:
Ref: 'ExternalId'

DeepSecurity 側の画面で CloudFormation の Outputs で出力された RoleArnクロスアカウントロールのARNExternalId外部ID へ入力。

スクリーンショット 2017-06-16 14.18.21.png