Coldfusion Encrypt Function in Golang

main.go

package main

import (
	"crypto/aes"
	"encoding/base64"
	"fmt"

	"github.com/andreburgaud/crypt2go/ecb"
	"github.com/andreburgaud/crypt2go/padding"
)

func main() {
	keyString := "JZidBZLaYf27huVuM4MNTA=="

	key, err := base64.StdEncoding.DecodeString(keyString)
	if err != nil {
		panic(err.Error())
	}

	inputData := []byte("HELLO")
	//Coldfusion: encryptedInput = encrypt( input, encryptionKey, "AES", "base64" );
	encryptedData := encrypt(inputData, key)
	encryptedString := base64.StdEncoding.EncodeToString(encryptedData)
	fmt.Println("encryptedString: ", encryptedString)

	expected := "7CpQsj5z8wkjn4QFR+A1qw=="
	fmt.Println("expected: ", expected)

	fmt.Println(expected == encryptedString)
}

func encrypt(pt, key []byte) []byte {
	block, err := aes.NewCipher(key)
	if err != nil {
		panic(err.Error())
	}
	mode := ecb.NewECBEncrypter(block)
	padder := padding.NewPkcs7Padding(mode.BlockSize())
	pt, err = padder.Pad(pt) // pad last block of plaintext if block size less than block cipher size
	if err != nil {
		panic(err.Error())
	}
	ct := make([]byte, len(pt))
	mode.CryptBlocks(ct, pt)
	return ct
}