//Hash creates a random 16 character salt and creates a key using this salt
//Key generation function: SHA512 with 5000 iterations
// If you want to generate the same key on the commandline:
// `echo "user:password" | chpasswd -c SHA512 -S | cut -d: -f 2`
func Hash(password string) (key string, err error) {
c := sha512crypt.New()
key, err = c.Generate([]byte(password), []byte(""))
return
}
//Check takes the password and the encoded key
// and checks if the combination matches
func Check(password, key string) bool {
err := sha512crypt.New().Verify(key, []byte(password))
return err == nil
}