+ RoleName: {get_param: RoleName}
+ RoleParameters: {get_param: RoleParameters}
+
+ # Merging role-specific parameters (RoleParameters) with the default parameters.
+ # RoleParameters will have the precedence over the default parameters.
+ RoleParametersValue:
+ type: OS::Heat::Value
+ properties:
+ type: json
+ value:
+ map_replace:
+ - map_replace:
+ - nova::compute::vcpu_pin_set: NovaVcpuPinSet
+ nova::compute::reserved_host_memory: NovaReservedHostMemory
+ - values: {get_param: [RoleParameters]}
+ - values:
+ NovaVcpuPinSet: {get_param: NovaVcpuPinSet}
+ NovaReservedHostMemory: {get_param: NovaReservedHostMemory}