aws-cdk-lib/custom-resources/lib/provider-framework/runtime/framework.js

Version 2 of the AWS Cloud Development Kit library

"use strict";const cfnResponse=require("./cfn-response"),consts=require("./consts"),outbound_1=require("./outbound"),util_1=require("./util");async function onEvent(cfnRequest){const sanitizedRequest={...cfnRequest,ResponseURL:"..."};(0,util_1.log)("onEventHandler",sanitizedRequest),cfnRequest.ResourceProperties=cfnRequest.ResourceProperties||{};const onEventResult=await invokeUserFunction(consts.USER_ON_EVENT_FUNCTION_ARN_ENV,sanitizedRequest,cfnRequest.ResponseURL);onEventResult?.NoEcho?(0,util_1.log)("redacted onEvent returned:",cfnResponse.redactDataFromPayload(onEventResult)):(0,util_1.log)("onEvent returned:",onEventResult);const resourceEvent=createResponseEvent(cfnRequest,onEventResult),sanitizedEvent={...resourceEvent,ResponseURL:"..."};if(onEventResult?.NoEcho?(0,util_1.log)("readacted event:",cfnResponse.redactDataFromPayload(sanitizedEvent)):(0,util_1.log)("event:",sanitizedEvent),!process.env[consts.USER_IS_COMPLETE_FUNCTION_ARN_ENV])return cfnResponse.submitResponse("SUCCESS",resourceEvent,{noEcho:resourceEvent.NoEcho});const waiter={stateMachineArn:(0,util_1.getEnv)(consts.WAITER_STATE_MACHINE_ARN_ENV),name:resourceEvent.RequestId,input:JSON.stringify(resourceEvent)};(0,util_1.log)("starting waiter",{stateMachineArn:(0,util_1.getEnv)(consts.WAITER_STATE_MACHINE_ARN_ENV),name:resourceEvent.RequestId}),await(0,outbound_1.startExecution)(waiter)}async function isComplete(event){const sanitizedRequest={...event,ResponseURL:"..."};event?.NoEcho?(0,util_1.log)("redacted isComplete request",cfnResponse.redactDataFromPayload(sanitizedRequest)):(0,util_1.log)("isComplete",sanitizedRequest);const isCompleteResult=await invokeUserFunction(consts.USER_IS_COMPLETE_FUNCTION_ARN_ENV,sanitizedRequest,event.ResponseURL);if(event?.NoEcho?(0,util_1.log)("redacted user isComplete returned:",cfnResponse.redactDataFromPayload(isCompleteResult)):(0,util_1.log)("user isComplete returned:",isCompleteResult),!isCompleteResult.IsComplete)throw isCompleteResult.Data&&Object.keys(isCompleteResult.Data).length>0?new Error('"Data" is not allowed if "IsComplete" is "False"'):new cfnResponse.Retry(JSON.stringify(event));const response={...event,...isCompleteResult,Data:{...event.Data,...isCompleteResult.Data}};await cfnResponse.submitResponse("SUCCESS",response,{noEcho:event.NoEcho})}async function onTimeout(timeoutEvent){(0,util_1.log)("timeoutHandler",timeoutEvent);const isCompleteRequest=JSON.parse(JSON.parse(timeoutEvent.Cause).errorMessage);await cfnResponse.submitResponse("FAILED",isCompleteRequest,{reason:"Operation timed out"})}async function invokeUserFunction(functionArnEnv,sanitizedPayload,responseUrl){const functionArn=(0,util_1.getEnv)(functionArnEnv);(0,util_1.log)(`executing user function ${functionArn} with payload`,sanitizedPayload);const resp=await(0,outbound_1.invokeFunction)({FunctionName:functionArn,Payload:JSON.stringify({...sanitizedPayload,ResponseURL:responseUrl})});(0,util_1.log)("user function response:",resp,typeof resp);const jsonPayload=(0,util_1.parseJsonPayload)(resp.Payload);if(resp.FunctionError){(0,util_1.log)("user function threw an error:",resp.FunctionError);const errorMessage=jsonPayload.errorMessage||"error",arn=functionArn.split(":"),functionName=arn[arn.length-1],message=[errorMessage,"",`Logs: /aws/lambda/${functionName}`,""].join(`
`),e=new Error(message);throw jsonPayload.trace&&(e.stack=[message,...jsonPayload.trace.slice(1)].join(`
`)),e}return jsonPayload}function createResponseEvent(cfnRequest,onEventResult){onEventResult=onEventResult||{};const physicalResourceId=onEventResult.PhysicalResourceId||defaultPhysicalResourceId(cfnRequest);if(cfnRequest.RequestType==="Delete"&&physicalResourceId!==cfnRequest.PhysicalResourceId)throw new Error(`DELETE: cannot change the physical resource ID from "${cfnRequest.PhysicalResourceId}" to "${onEventResult.PhysicalResourceId}" during deletion`);return cfnRequest.RequestType==="Update"&&physicalResourceId!==cfnRequest.PhysicalResourceId&&(0,util_1.log)(`UPDATE: changing physical resource ID from "${cfnRequest.PhysicalResourceId}" to "${onEventResult.PhysicalResourceId}"`),{...cfnRequest,...onEventResult,PhysicalResourceId:physicalResourceId}}function defaultPhysicalResourceId(req){switch(req.RequestType){case"Create":return req.RequestId;case"Update":case"Delete":return req.PhysicalResourceId;default:throw new Error(`Invalid "RequestType" in request "${JSON.stringify(req)}"`)}}module.exports={[consts.FRAMEWORK_ON_EVENT_HANDLER_NAME]:cfnResponse.safeHandler(onEvent),[consts.FRAMEWORK_IS_COMPLETE_HANDLER_NAME]:cfnResponse.safeHandler(isComplete),[consts.FRAMEWORK_ON_TIMEOUT_HANDLER_NAME]:onTimeout};