AWSSupport-ModifyRDSSnapshotPermission - Amazon Systems Manager Automation runbook reference
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The AWSSupport-ModifyRDSSnapshotPermission runbook helps you modify permissions for multiple Amazon Relational Database Service (Amazon RDS) snapshots. Using this runbook, you can make snapshots Public or Private and share them with other Amazon Web Services accounts. Snapshots encrypted with a default KMS key can't be shared with other accounts using this runbook.

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Linux, macOS, Windows


  • AutomationAssumeRole

    Type: String

    Description: (Optional) The Amazon Resource Name (ARN) of the Amazon Identity and Access Management (IAM) role that allows Systems Manager Automation to perform the actions on your behalf. If no role is specified, Systems Manager Automation uses the permissions of the user that starts this runbook.

  • AccountIds

    Type: StringList

    Default: none

    Description: (Optional) The IDs of the accounts you want to share snapshots with. This parameter is required if you enter No for the value of the Private parameter.

  • AccountPermissionOperation

    Type: String

    Valid values: add | remove

    Default: none

    Description: (Optional) The type of operation to perform.

  • Private

    Type: String

    Valid values: Yes | No

    Description: (Required) Enter No for the value if you want to share snapshots with specific accounts.

  • SnapshotIdentifiers

    Type: StringList

    Description: (Required) The names of the Amazon RDS snapshots whose permission you want to modify.

Required IAM permissions

The AutomationAssumeRole parameter requires the following actions to use the runbook successfully.

  • ssm:StartAutomationExecution

  • ssm:GetAutomationExecution

  • rds:DescribeDBSnapshots

  • rds:ModifyDBSnapshotAttribute

Document Steps

  1. aws:executeScript - Verifies the IDs of the snapshots provided in the SnapshotIdentifiers parameter. After verifying the IDs, the script checks for encrypted snapshots and outputs a list if any are found.

  2. aws:branch - Branches the automation based on the value you enter for the Private parameter.

  3. aws:executeScript - Modifies permissions of the snapshots specified to share it with the accounts specified.

  4. aws:executeScript - Modifies permissions of the snapshots to change them from Public to Private .