CloudFormation Changelog

Changes to the CloudFormation resource specification.

ADDED: 6
REMOVED: 0
MODIFIED: 20
DOCUMENTATION: 0

New resource types

AWS::Bedrock::FlowLink to AWS::Bedrock::Flow

 Type: AWS::Bedrock::Flow
 Properties:
   TestAliasTags:
     <key>: String
   ExecutionRoleArn: String
   Description: String
   DefinitionString: String
   Definition:
     Connections:
       - Type: String
         Target: String
         Configuration:
           Data:
             SourceOutput: String
             TargetInput: String
           Conditional:
             Condition: String
         Source: String
         Name: String
     Nodes:
       - Type: String
         Configuration:
           Condition:
             Conditions:
               - Expression: String
                 Name: String
           Input: Json
           KnowledgeBase:
             KnowledgeBaseId: String
             ModelId: String
           Output: Json
           Prompt:
             SourceConfiguration:
               Resource:
                 PromptArn: String
               Inline:
                 InferenceConfiguration:
                   Text:
                     TopK: Double
                     Temperature: Double
                     StopSequences:
                       - String
                     MaxTokens: Double
                     TopP: Double
                 TemplateConfiguration:
                   Text:
                     InputVariables:
                       - Name: String
                     Text: String
                 TemplateType: String
                 ModelId: String
           LambdaFunction:
             LambdaArn: String
           Lex:
             BotAliasArn: String
             LocaleId: String
         Outputs:
           - Type: String
             Name: String
         Inputs:
           - Type: String
             Expression: String
             Name: String
         Name: String
   DefinitionSubstitutions:
     <key>: Json
   CustomerEncryptionKeyArn: String
   DefinitionS3Location:
     Bucket: String
     Version: String
     Key: String
   Tags:
     <key>: String
   Name: String
 Fn::GetAtt:
   Status: String
   Version: String
   CreatedAt: String
   Id: String
   Arn: String
   UpdatedAt: String

AWS::Bedrock::FlowAliasLink to AWS::Bedrock::FlowAlias

 Type: AWS::Bedrock::FlowAlias
 Properties:
   Description: String
   RoutingConfiguration:
     - FlowVersion: String
   FlowArn: String
   Tags:
     <key>: String
   Name: String
 Fn::GetAtt:
   FlowId: String
   CreatedAt: String
   Id: String
   Arn: String
   UpdatedAt: String

AWS::Bedrock::FlowVersionLink to AWS::Bedrock::FlowVersion

 Type: AWS::Bedrock::FlowVersion
 Properties:
   Description: String
   FlowArn: String
 Fn::GetAtt:
   FlowId: String
   Status: String
   ExecutionRoleArn: String
   Definition.Nodes:
     - Type: String
       Configuration:
         Condition:
           Conditions:
             - Expression: String
               Name: String
         Input: Json
         KnowledgeBase:
           KnowledgeBaseId: String
           ModelId: String
         Output: Json
         Prompt:
           SourceConfiguration:
             Resource:
               PromptArn: String
             Inline:
               InferenceConfiguration:
                 Text:
                   TopK: Double
                   Temperature: Double
                   StopSequences:
                     - String
                   MaxTokens: Double
                   TopP: Double
               TemplateConfiguration:
                 Text:
                   InputVariables:
                     - Name: String
                   Text: String
               TemplateType: String
               ModelId: String
         LambdaFunction:
           LambdaArn: String
         Lex:
           BotAliasArn: String
           LocaleId: String
       Outputs:
         - Type: String
           Name: String
       Inputs:
         - Type: String
           Expression: String
           Name: String
       Name: String
   Version: String
   CreatedAt: String
   Definition:
     Connections:
       - Type: String
         Target: String
         Configuration:
           Data:
             SourceOutput: String
             TargetInput: String
           Conditional:
             Condition: String
         Source: String
         Name: String
     Nodes:  # FlowNode: see above
   Definition.Connections:  # FlowConnection: see above
   Name: String

AWS::Bedrock::PromptLink to AWS::Bedrock::Prompt

 Type: AWS::Bedrock::Prompt
 Properties:
   Variants:
     - InferenceConfiguration:
         Text:
           TopK: Double
           Temperature: Double
           StopSequences:
             - String
           MaxTokens: Double
           TopP: Double
       TemplateConfiguration:
         Text:
           InputVariables:
             - Name: String
           TextS3Location:
             Bucket: String
             Version: String
             Key: String
           Text: String
       TemplateType: String
       ModelId: String
       Name: String
   Description: String
   CustomerEncryptionKeyArn: String
   DefaultVariant: String
   Tags:
     <key>: String
   Name: String
 Fn::GetAtt:
   Version: String
   CreatedAt: String
   Id: String
   Arn: String
   UpdatedAt: String

AWS::Bedrock::PromptVersionLink to AWS::Bedrock::PromptVersion

 Type: AWS::Bedrock::PromptVersion
 Properties:
   Description: String
   PromptArn: String
 Fn::GetAtt:
   Variants:
     - InferenceConfiguration:
         Text:
           TopK: Double
           Temperature: Double
           StopSequences:
             - String
           MaxTokens: Double
           TopP: Double
       TemplateConfiguration:
         Text:
           InputVariables:
             - Name: String
           Text: String
       TemplateType: String
       ModelId: String
       Name: String
   Version: String
   CreatedAt: String
   Arn: String
   DefaultVariant: String
   PromptId: String
   UpdatedAt: String
   Name: String

AWS::SageMaker::MlflowTrackingServerLink to AWS::SageMaker::MlflowTrackingServer

 Type: AWS::SageMaker::MlflowTrackingServer
 Properties:
   TrackingServerName: String
   MlflowVersion: String
   WeeklyMaintenanceWindowStart: String
   TrackingServerSize: String
   ArtifactStoreUri: String
   AutomaticModelRegistration: Boolean
   RoleArn: String
   Tags:
     - Value: String
       Key: String
 Fn::GetAtt:
   TrackingServerArn: String

Changed resource types

AWS::Batch::JobDefinitionLink to AWS::Batch::JobDefinition

 Type: AWS::Batch::JobDefinition
 Properties:
   NodeProperties:
     NodeRangeProperties:
+added:       - EksProperties:
+added:           PodProperties:
+added:             InitContainers:
+added:               - Args:
+added:                   - String
+added:                 VolumeMounts:
+added:                   - MountPath: String
+added:                     ReadOnly: Boolean
+added:                     Name: String
+added:                 ImagePullPolicy: String
+added:                 Command:
+added:                   - String
+added:                 SecurityContext:
+added:                   RunAsUser: Integer
+added:                   AllowPrivilegeEscalation: Boolean
+added:                   RunAsNonRoot: Boolean
+added:                   Privileged: Boolean
+added:                   ReadOnlyRootFilesystem: Boolean
+added:                   RunAsGroup: Integer
+added:                 Resources:
+added:                   Limits: Json
+added:                   Requests: Json
+added:                 Image: String
+added:                 Env:
+added:                   - Value: String
+added:                     Name: String
+added:                 Name: String
+added:             Volumes:
+added:               - Secret:
+added:                   SecretName: String
+added:                   Optional: Boolean
+added:                 EmptyDir:
+added:                   Medium: String
+added:                   SizeLimit: String
+added:                 HostPath:
+added:                   Path: String
+added:                 Name: String
+added:             DnsPolicy: String
+added:             Containers:  # EksContainer: see above
+added:             Metadata:
+added:               Labels: Json
+added:             ServiceAccountName: String
+added:             ImagePullSecrets:
+added:               - Name: String
+added:             HostNetwork: Boolean
+added:             ShareProcessNamespace: Boolean

AWS::Bedrock::KnowledgeBaseLink to AWS::Bedrock::KnowledgeBase

 Type: AWS::Bedrock::KnowledgeBase
 Properties:
   KnowledgeBaseConfiguration:
     VectorKnowledgeBaseConfiguration:
+added:       EmbeddingModelConfiguration:
+added:         BedrockEmbeddingModelConfiguration:
+added:           Dimensions: Integer
   StorageConfiguration:
+added:     MongoDbAtlasConfiguration:
+added:       Endpoint: String
+added:       CollectionName: String
+added:       VectorIndexName: String
+added:       FieldMapping:
+added:         VectorField: String
+added:         TextField: String
+added:         MetadataField: String
+added:       DatabaseName: String
+added:       EndpointServiceName: String
+added:       CredentialsSecretArn: String

AWS::DMS::ReplicationConfigLink to AWS::DMS::ReplicationConfig

 Type: AWS::DMS::ReplicationConfig
 Properties:
~modified:   # Required: No → Yes
   ComputeConfig:
~modified:   # Required: No → Yes
   ReplicationConfigIdentifier: String
~modified:   # Required: No → Yes
   ReplicationType: String
~modified:   # Required: No → Yes
   SourceEndpointArn: String
~modified:   # Required: No → Yes
   TableMappings: Json
~modified:   # Required: No → Yes
   TargetEndpointArn: String

AWS::ECR::RepositoryCreationTemplateLink to AWS::ECR::RepositoryCreationTemplate

 Type: AWS::ECR::RepositoryCreationTemplate
 Properties:
+added:   CustomRoleArn: String

AWS::EKS::ClusterLink to AWS::EKS::Cluster

 Type: AWS::EKS::Cluster
 Properties:
+added:   UpgradePolicy:
+added:     SupportType: String

AWS::FSx::FileSystemLink to AWS::FSx::FileSystem

 Type: AWS::FSx::FileSystem
 Properties:
   OntapConfiguration:
~modified:     # Update requires: Replacement → No interruption
     HAPairs: Integer

AWS::GlobalAccelerator::CrossAccountAttachmentLink to AWS::GlobalAccelerator::CrossAccountAttachment

 Type: AWS::GlobalAccelerator::CrossAccountAttachment
 Properties:
   Resources:
+added:     - Cidr: String
~modified:       # Required: Yes → No
       EndpointId: String

AWS::Glue::TriggerLink to AWS::Glue::Trigger

 Type: AWS::Glue::Trigger
 Properties:
~modified:   # Duplicates allowed: Not specified → Yes
   Actions:
   Predicate:
~modified:     # Duplicates allowed: Not specified → Yes
     Conditions:

AWS::IAM::OIDCProviderLink to AWS::IAM::OIDCProvider

 Type: AWS::IAM::OIDCProvider
 Properties:
~modified:   # Required: Yes → No
   ThumbprintList:
     - String

AWS::Lambda::AliasLink to AWS::Lambda::Alias

 Type: AWS::Lambda::Alias
 Properties:
   RoutingConfig:
~modified:     # Required: Yes → No
     AdditionalVersionWeights:
 Fn::GetAtt:
+added:   AliasArn: String

AWS::MediaConnect::FlowOutputLink to AWS::MediaConnect::FlowOutput

 Type: AWS::MediaConnect::FlowOutput
 Properties:
+added:   OutputStatus: String

AWS::MediaPackageV2::ChannelLink to AWS::MediaPackageV2::Channel

 Type: AWS::MediaPackageV2::Channel
 Properties:
+added:   InputType: String

AWS::MediaPackageV2::OriginEndpointLink to AWS::MediaPackageV2::OriginEndpoint

 Type: AWS::MediaPackageV2::OriginEndpoint
 Properties:
+added:   ForceEndpointErrorConfiguration:
+added:     EndpointErrorConditions:
+added:       - String

AWS::SageMaker::DomainLink to AWS::SageMaker::Domain

 Type: AWS::SageMaker::Domain
 Properties:
   DefaultUserSettings:
+added:     StudioWebPortalSettings:
+added:       HiddenAppTypes:
+added:         - String
+added:       HiddenMlTools:
+added:         - String

AWS::SageMaker::ModelLink to AWS::SageMaker::Model

 Type: AWS::SageMaker::Model
 Properties:
   Containers:
     - ModelDataSource:
         S3DataSource:
+added:           HubAccessConfig:
+added:             HubContentArn: String
   PrimaryContainer:  # ContainerDefinition: see above

AWS::SageMaker::UserProfileLink to AWS::SageMaker::UserProfile

 Type: AWS::SageMaker::UserProfile
 Properties:
   UserSettings:
+added:     StudioWebPortalSettings:
+added:       HiddenAppTypes:
+added:         - String
+added:       HiddenMlTools:
+added:         - String

AWS::SecretsManager::ResourcePolicyLink to AWS::SecretsManager::ResourcePolicy

 Type: AWS::SecretsManager::ResourcePolicy
 Fn::GetAtt:
+added:   Id: String

AWS::StepFunctions::ActivityLink to AWS::StepFunctions::Activity

 Type: AWS::StepFunctions::Activity
 Properties:
+added:   EncryptionConfiguration:
+added:     Type: String
+added:     KmsKeyId: String
+added:     KmsDataKeyReusePeriodSeconds: Integer

AWS::StepFunctions::StateMachineLink to AWS::StepFunctions::StateMachine

 Type: AWS::StepFunctions::StateMachine
 Properties:
+added:   EncryptionConfiguration:
+added:     Type: String
+added:     KmsKeyId: String
+added:     KmsDataKeyReusePeriodSeconds: Integer

AWS::WorkSpacesWeb::UserSettingsLink to AWS::WorkSpacesWeb::UserSettings

 Type: AWS::WorkSpacesWeb::UserSettings
 Properties:
+added:   DeepLinkAllowed: String