Delete Bucket CORS

Components

• Credentials
• Bucket Name

.NET

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. 
// SPDX-License-Identifier:  Apache - 2.0

using Amazon;
using Amazon.S3;
using Amazon.S3.Model;
using System;
using System.Threading.Tasks;
using System.Reflection;
using Newtonsoft.Json;
using System.Collections.Generic;

namespace DeleteBucketCors
{
  class DeleteBucketCors
  {
      private static IAmazonS3 _s3Client;

      private const string BUCKET_NAME = "<BUCKET_NAME>";

      static void Main()
      {
          var awsCredentials = new Amazon.Runtime.BasicAWSCredentials("<ACCESS-KEY>", "<SECRET-KEY>");
          var config = new AmazonS3Config { ServiceURL = "<ENDPOINT>" };
          _s3Client = new AmazonS3Client(awsCredentials, config);

          DeleteBucketCorsAsync().Wait();
      }

      private static async Task DeleteBucketCorsAsync()
      {
          try
          {
              // Create the request
              DeleteCORSConfigurationRequest request = new()
              {
                  BucketName = BUCKET_NAME,
              };

              // Submit the request
              DeleteCORSConfigurationResponse response = await _s3Client.DeleteCORSConfigurationAsync(request);

              Console.WriteLine(JsonConvert.SerializeObject(response, Formatting.Indented));
              Console.WriteLine($"CORS configuration successfully deleted from {BUCKET_NAME} bucket");
          }
          catch (AmazonS3Exception amazonS3Exception)
          {
              Console.WriteLine("An AmazonS3Exception was thrown. Exception: " + amazonS3Exception.ToString());
          }
          catch (Exception e)
          {
              Console.WriteLine("Exception: " + e.ToString());
          }
      }
  }
}

PHP

<?php
require('client.php');
$bucket = '<BUCKET_NAME>';

try {
  $result = $client->deleteBucketCors([
      'Bucket' => $bucket, // REQUIRED
  ]);
  var_dump($result);
} catch (AwsException $e) {
  // Display error message
  echo $e->getMessage();
  echo "\n";
}

Python

import boto3
import logging
from botocore.exceptions import ClientError


logging.basicConfig(level=logging.INFO)

try:
   s3_client = boto3.client(
       's3',
       endpoint_url='<ENDPOINT>',
       aws_access_key_id='<ACCESS-KEY>',
       aws_secret_access_key='<SECRET-KEY>'
   )
except Exception as exc:
   logging.error(exc)
else:
   try:
       response = s3_client.delete_bucket_cors(
           Bucket='<BUCKET_NAME>',
           # ExpectedBucketOwner='string'
       )
       logging.info(response)
   except ClientError as exc:
       logging.error(exc)

Javascript

// Import required AWS SDK clients and commands for Node.js
const { S3Client, DeleteBucketCorsCommand } = require("@aws-sdk/client-s3");

// Create an S3 client service object
const s3 = new S3Client({
region: "default",
endpoint: "<ENDPOINT_URL>",
credentials: {
  accessKeyId: "<ACCESS_KEY>",
  secretAccessKey:
    "<SECRET_KEY>",
},
});

const BUCKET_NAME = "<BUCKET_NAME>";

const run = async () => {
try {
  const response = await s3.send(
    new DeleteBucketCorsCommand({
      Bucket: BUCKET_NAME,
    })
  );
  console.log("Success", response);
} catch (err) {
  console.log("Error", err);
}
};
run();

GO

package main

import (
  "fmt"
  "os"

  "github.com/aws/aws-sdk-go/aws"
  "github.com/aws/aws-sdk-go/aws/credentials"
  "github.com/aws/aws-sdk-go/aws/session"
  "github.com/aws/aws-sdk-go/service/s3"
)

// Deletes bucket CORS.
//
// Usage:
//    go run s3_delete_bucket_cors BUCKET_NAME
func main() {
  if len(os.Args) != 2 {
      exitErrorf("Bucket name required\nUsage: %s bucket_name",
          os.Args[0])
  }

  bucket := os.Args[1]

  // Initialize a session in us-west-2 that the SDK will use to load
  // credentials from the shared credentials file ~/.aws/credentials.
  sess, err := session.NewSession(&aws.Config{
      Credentials: credentials.NewStaticCredentials("<ACCESS-KEY>", "<SECRET-KEY>", ""),
  })
  svc := s3.New(sess, &aws.Config{
      Region:   aws.String("default"),
      Endpoint: aws.String("<ENDPOINT>"),
  })

  // Deletes bucket CORS
  _, err = svc.DeleteBucketCors(&s3.DeleteBucketCorsInput{Bucket: aws.String(bucket)})
  if err != nil {
      exitErrorf("Unable to delete bucket CORS from bucket %q, %v", bucket, err)
  }

  fmt.Printf("Bucket CORS successfully deleted\n")
}

func exitErrorf(msg string, args ...interface{}) {
  fmt.Fprintf(os.Stderr, msg+"\n", args...)
  os.Exit(1)
}

The following command can be used to execute the aforementioned code, presuming the code file is called s3_delete_bucket_cors.go:

go run s3_delete_bucket_cors.go BUCKET_NAME