aws-cdk-lib/custom-resource-handlers/dist/aws-s3/auto-delete-objects-handler/index.js

Version 2 of the AWS Cloud Development Kit library

"use strict";var f=Object.create,i=Object.defineProperty,I=Object.getOwnPropertyDescriptor,C=Object.getOwnPropertyNames,w=Object.getPrototypeOf,P=Object.prototype.hasOwnProperty,A=(t,e)=>{for(var o in e)i(t,o,{get:e[o],enumerable:!0})},d=(t,e,o,r)=>{if(e&&typeof e=="object"||typeof e=="function")for(let s of C(e))!P.call(t,s)&&s!==o&&i(t,s,{get:()=>e[s],enumerable:!(r=I(e,s))||r.enumerable});return t},l=(t,e,o)=>(o=t!=null?f(w(t)):{},d(e||!t||!t.__esModule?i(o,"default",{value:t,enumerable:!0}):o,t)),B=t=>d(i({},"__esModule",{value:!0}),t),q={};A(q,{autoDeleteHandler:()=>S,handler:()=>H}),module.exports=B(q);var h=require("@aws-sdk/client-s3"),y=l(require("https")),m=l(require("url")),a={sendHttpRequest:D,log:T,includeStackTraces:!0,userHandlerIndex:"./index"},p="AWSCDK::CustomResourceProviderFramework::CREATE_FAILED",L="AWSCDK::CustomResourceProviderFramework::MISSING_PHYSICAL_ID";function R(t){return async(e,o)=>{let r={...e,ResponseURL:"..."};if(a.log(JSON.stringify(r,void 0,2)),e.RequestType==="Delete"&&e.PhysicalResourceId===p){a.log("ignoring DELETE event caused by a failed CREATE event"),await u("SUCCESS",e);return}try{let s=await t(r,o),n=k(e,s);await u("SUCCESS",n)}catch(s){let n={...e,Reason:a.includeStackTraces?s.stack:s.message};n.PhysicalResourceId||(e.RequestType==="Create"?(a.log("CREATE failed, responding with a marker physical resource id so that the subsequent DELETE will be ignored"),n.PhysicalResourceId=p):a.log(`ERROR: Malformed event. "PhysicalResourceId" is required: ${JSON.stringify(e)}`)),await u("FAILED",n)}}}function k(t,e={}){let o=e.PhysicalResourceId??t.PhysicalResourceId??t.RequestId;if(t.RequestType==="Delete"&&o!==t.PhysicalResourceId)throw new Error(`DELETE: cannot change the physical resource ID from "${t.PhysicalResourceId}" to "${e.PhysicalResourceId}" during deletion`);return{...t,...e,PhysicalResourceId:o}}async function u(t,e){let o={Status:t,Reason:e.Reason??t,StackId:e.StackId,RequestId:e.RequestId,PhysicalResourceId:e.PhysicalResourceId||L,LogicalResourceId:e.LogicalResourceId,NoEcho:e.NoEcho,Data:e.Data},r=m.parse(e.ResponseURL),s=`${r.protocol}//${r.hostname}/${r.pathname}?***`;a.log("submit response to cloudformation",s,o);let n=JSON.stringify(o),E={hostname:r.hostname,path:r.path,method:"PUT",headers:{"content-type":"","content-length":Buffer.byteLength(n,"utf8")}};await O({attempts:5,sleep:1e3},a.sendHttpRequest)(E,n)}async function D(t,e){return new Promise((o,r)=>{try{let s=y.request(t,n=>{n.resume(),!n.statusCode||n.statusCode>=400?r(new Error(`Unsuccessful HTTP response: ${n.statusCode}`)):o()});s.on("error",r),s.write(e),s.end()}catch(s){r(s)}})}function T(t,...e){console.log(t,...e)}function O(t,e){return async(...o)=>{let r=t.attempts,s=t.sleep;for(;;)try{return await e(...o)}catch(n){if(r--<=0)throw n;await b(Math.floor(Math.random()*s)),s*=2}}}async function b(t){return new Promise(e=>setTimeout(e,t))}var g="aws-cdk:auto-delete-objects",x=JSON.stringify({Version:"2012-10-17",Statement:[]}),c=new h.S3({}),H=R(S);async function S(t){switch(t.RequestType){case"Create":return;case"Update":return{PhysicalResourceId:(await F(t)).PhysicalResourceId};case"Delete":return N(t.ResourceProperties?.BucketName)}}async function F(t){let e=t,o=e.OldResourceProperties?.BucketName;return{PhysicalResourceId:e.ResourceProperties?.BucketName??o}}async function _(t){try{let e=(await c.getBucketPolicy({Bucket:t}))?.Policy??x,o=JSON.parse(e);o.Statement.push({Principal:"*",Effect:"Deny",Action:["s3:PutObject"],Resource:[`arn:aws:s3:::${t}/*`]}),await c.putBucketPolicy({Bucket:t,Policy:JSON.stringify(o)})}catch(e){if(e.name==="NoSuchBucket")throw e;console.log(`Could not set new object deny policy on bucket '${t}' prior to deletion.`)}}async function U(t){let e;do{e=await c.listObjectVersions({Bucket:t});let o=[...e.Versions??[],...e.DeleteMarkers??[]];if(o.length===0)return;let r=o.map(s=>({Key:s.Key,VersionId:s.VersionId}));await c.deleteObjects({Bucket:t,Delete:{Objects:r}})}while(e?.IsTruncated)}async function N(t){if(!t)throw new Error("No BucketName was provided.");try{if(!await W(t)){console.log(`Bucket does not have '${g}' tag, skipping cleaning.`);return}await _(t),await U(t)}catch(e){if(e.name==="NoSuchBucket"){console.log(`Bucket '${t}' does not exist.`);return}throw e}}async function W(t){return(await c.getBucketTagging({Bucket:t})).TagSet?.some(o=>o.Key===g&&o.Value==="true")}