first commit

services/auth/password.go

@@ -0,0 +1,29 @@
+package auth
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+
+	"golang.org/x/crypto/bcrypt"
+)
+
+func HashPassword(password string) (string, error) {
+	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	if err != nil {
+		return "", err
+	}
+
+	return string(hash), nil
+}
+
+func ComparePasswords(hashed string, plain []byte) bool {
+	err := bcrypt.CompareHashAndPassword([]byte(hashed), plain)
+	return err == nil
+}
+
+func HashWithMD5(password string) string {
+	salt := "545"
+	data := []byte(salt + password + salt)
+	hash := md5.Sum(data)
+	return hex.EncodeToString(hash[:])
+}