import { DeployContext, ServiceContext } from 'handel-extension-api';
import { CodeDeployServiceConfig, HandlebarsCodeDeployAutoScalingConfig } from './config-types';
export declare function getCodeDeployAmi(): Promise<AWS.EC2.Image>;
export declare function getAutoScalingConfig(ownServiceContext: ServiceContext<CodeDeployServiceConfig>): HandlebarsCodeDeployAutoScalingConfig;
export declare function getUserDataScript(ownServiceContext: ServiceContext<CodeDeployServiceConfig>, dependenciesDeployContexts: DeployContext[]): Promise<string>;
export declare function shouldRollInstances(ownServiceContext: ServiceContext<CodeDeployServiceConfig>, amiToDeploy: AWS.EC2.Image, existingStack: AWS.CloudFormation.Stack | null): Promise<boolean>;
export declare function rollInstances(ownServiceContext: ServiceContext<CodeDeployServiceConfig>, existingStack: AWS.CloudFormation.Stack): Promise<void>;