Update content type on all s3 files

index.js

const AWS = require('aws-sdk')

const s3 = new AWS.S3({
  endpoint: process.env.S3_SPACES_ENDPOINT,
  accessKeyId: process.env.S3_SPACES_ACCESS_KEY,
  secretAccessKey: process.env.S3_SPACES_SECRET_KEY
})

async function changeContentType() {
  // Name of the bucket
  const bucketName = 'simplesocial'

  // List all objects in the bucket
  const objects = await s3.listObjects({ Bucket: bucketName }).promise()

  // Loop through all objects in the bucket
  for (const object of objects.Contents) {
    // Get the current object
    const currentObject = await s3.getObject({ Bucket: bucketName, Key: object.Key }).promise()

    // Set the desired content type
    const contentType = 'image/jpeg'

    // Update the object's content type
    await s3.copyObject({
      Bucket: bucketName,
      CopySource: `${bucketName}/${object.Key}`,
      Key: object.Key,
      ContentType: contentType,
      Metadata: currentObject.Metadata,
      MetadataDirective: 'REPLACE'
    }).promise()
  }
}

changeContentType().catch(console.error)