[pkg] crypto

使用 bcrypt 來將密碼進行 hashed

Password Hash & Salt Using Golang @ Medium

範例程式碼

password package

// https://github.com/gotify/server/blob/master/auth/password/password.go
// ./password/password.go

package password

import "golang.org/x/crypto/bcrypt"

func Hash(password string) (string, error) {
	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), 10)
	if err != nil {
		return "", err
	}

	return string(hashedPassword), nil
}

func CompareHash(hashedPassword, password string) bool {
	return bcrypt.CompareHashAndPassword([]byte(hashedPassword), []byte(password)) == nil
}

main

package main

import (
	"fmt"
	"sandbox/go-sandbox/password"
)

func main() {
	ps := "foobar"
	hashedPassword, _ := Hash(ps)
	isSame := CompareHash(hashedPassword, "foobar")
	fmt.Println(isSame) // true
}