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29 lines
717 B
Go
29 lines
717 B
Go
package password
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import (
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"errors"
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"golang.org/x/crypto/bcrypt"
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)
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func ValidateNewPassword(pw string) error {
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if pw == "" {
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return errors.New("password must not be empty")
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}
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if len([]byte(pw)) > 72 {
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return bcrypt.ErrPasswordTooLong
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}
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return nil
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}
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// CreatePassword returns a hashed version of the given password.
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func CreatePassword(pw string, strength int) ([]byte, error) {
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hashedPassword, err := bcrypt.GenerateFromPassword([]byte(pw), strength)
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return hashedPassword, err
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}
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// ComparePassword compares a hashed password with its possible plaintext equivalent.
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func ComparePassword(hashedPassword, password []byte) bool {
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return bcrypt.CompareHashAndPassword(hashedPassword, password) == nil
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}
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