CloudFormation Changelog

Changes to the CloudFormation resource specification.

ADDED: 3
REMOVED: 0
MODIFIED: 7
DOCUMENTATION: 0

New resource types

AWS::Bedrock::AutomatedReasoningPolicyLink to AWS::Bedrock::AutomatedReasoningPolicy

 Type: AWS::Bedrock::AutomatedReasoningPolicy
 Properties:
   Description: String
   PolicyDefinition:
     Variables:
       - Type: String
         Description: String
         Name: String
     Types:
       - Description: String
         Values:
           - Description: String
             Value: String
         Name: String
     Version: String
     Rules:
       - AlternateExpression: String
         Expression: String
         Id: String
   Tags:
     - Value: String
       Key: String
   Name: String
 Fn::GetAtt:
   DefinitionHash: String
   PolicyArn: String
   Version: String
   CreatedAt: String
   UpdatedAt: String
   PolicyId: String

AWS::Bedrock::AutomatedReasoningPolicyVersionLink to AWS::Bedrock::AutomatedReasoningPolicyVersion

 Type: AWS::Bedrock::AutomatedReasoningPolicyVersion
 Properties:
   LastUpdatedDefinitionHash: String
   PolicyArn: String
   Tags:
     - Value: String
       Key: String
 Fn::GetAtt:
   DefinitionHash: String
   Description: String
   Version: String
   CreatedAt: String
   UpdatedAt: String
   PolicyId: String
   Name: String

AWS::Notifications::OrganizationalUnitAssociationLink to AWS::Notifications::OrganizationalUnitAssociation

 Type: AWS::Notifications::OrganizationalUnitAssociation
 Properties:
   OrganizationalUnitId: String
   NotificationConfigurationArn: String

Changed resource types

AWS::EC2::VPCBlockPublicAccessOptionsLink to AWS::EC2::VPCBlockPublicAccessOptions

 Type: AWS::EC2::VPCBlockPublicAccessOptions
 Fn::GetAtt:
+added:   ExclusionsAllowed: String

AWS::Lex::BotLink to AWS::Lex::Bot

 Type: AWS::Lex::Bot
 Properties:
+added:   ErrorLogSettings:
+added:     Enabled: Boolean

AWS::Omics::WorkflowVersionLink to AWS::Omics::WorkflowVersion

 Type: AWS::Omics::WorkflowVersion
 Properties:
+added:   DefinitionRepository:
+added:     sourceReference:
+added:       type: String
+added:       value: String
+added:     fullRepositoryId: String
+added:     excludeFilePatterns:
+added:       - String
+added:     connectionArn: String
+added:   ParameterTemplatePath: String
+added:   readmeMarkdown: String
+added:   readmePath: String
+added:   readmeUri: String

AWS::SageMaker::ClusterLink to AWS::SageMaker::Cluster

 Type: AWS::SageMaker::Cluster
 Properties:
+added:   AutoScaling:
+added:     Mode: String
+added:     AutoScalerType: String
+added:   ClusterRole: String
   InstanceGroups:
     - InstanceStorageConfigs:
         - EbsVolumeConfig:
+added:             RootVolume: Boolean
+added:             VolumeKmsKeyId: String
   RestrictedInstanceGroups:
     - InstanceStorageConfigs:  # ClusterInstanceStorageConfig: see above

AWS::Synthetics::CanaryLink to AWS::Synthetics::Canary

 Type: AWS::Synthetics::Canary
 Properties:
+added:   BrowserConfigs:
+added:     - BrowserType: String
-removed:   VisualReference:
-removed:     BaseScreenshots:
-removed:       - IgnoreCoordinates:
-removed:           - String
-removed:         ScreenshotName: String
-removed:     BaseCanaryRunId: String
+added:   VisualReferences:
+added:     - BaseScreenshots:
+added:         - IgnoreCoordinates:
+added:             - String
+added:           ScreenshotName: String
+added:       BrowserType: String
+added:       BaseCanaryRunId: String

AWS::Wisdom::AIPromptLink to AWS::Wisdom::AIPrompt

 Type: AWS::Wisdom::AIPrompt
 Properties:
~modified:   # Update requires: Replacement → No interruption
   ModelId: String

AWS::WorkspacesInstances::WorkspaceInstanceLink to AWS::WorkspacesInstances::WorkspaceInstance

 Type: AWS::WorkspacesInstances::WorkspaceInstance
 Properties:
   ManagedInstance:
+added:     CapacityReservationSpecification:
+added:       CapacityReservationPreference: String
+added:       CapacityReservationTarget:
+added:         CapacityReservationResourceGroupArn: String
+added:         CapacityReservationId: String
+added:     EnablePrimaryIpv6: Boolean
     IamInstanceProfile:
+added:       Arn: String
+added:     InstanceMarketOptions:
+added:       SpotOptions:
+added:         ValidUntilUtc: String
+added:         SpotInstanceType: String
+added:         InstanceInterruptionBehavior: String
+added:         MaxPrice: String
+added:       MarketType: String
+added:     Ipv6AddressCount: Integer
+added:     LicenseSpecifications:
+added:       - LicenseConfigurationArn: String
     Placement:
+added:       GroupId: String
+added:       PartitionNumber: Integer
+added:     SubnetId: String