toggle.sh

#!/bin/bash

BUCKET_NAME="your-bucket-name"
FILE_NAME="myfile"

if [ "$#" -ne 1 ]; then
  echo "Usage: $0 [on|off]"
  exit 1
fi

ACTION=$1

if [ "$ACTION" == "on" ]; then
  echo "Making $FILE_NAME public..."
  aws s3api put-object-acl --bucket "$BUCKET_NAME" --key "$FILE_NAME" --acl public-read
  if [ $? -eq 0 ]; then
    echo "$FILE_NAME is now public."
  else
    echo "Failed to make $FILE_NAME public."
  fi
elif [ "$ACTION" == "off" ]; then
  echo "Making $FILE_NAME private..."
  aws s3api put-object-acl --bucket "$BUCKET_NAME" --key "$FILE_NAME" --acl private
  if [ $? -eq 0 ]; then
    echo "$FILE_NAME is now private."
  else
    echo "Failed to make $FILE_NAME private."
  fi
else
  echo "Invalid argument. Use 'on' to make the file public or 'off' to make it private."
  exit 1
fi