migrate from github

internal/utils/password.go

@@ -0,0 +1,23 @@
+package utils
+
+import (
+	"github.com/XingfenD/yoresee_doc/internal/config"
+	"golang.org/x/crypto/bcrypt"
+)
+
+func HashPassword(password string) (string, error) {
+	cost := bcrypt.DefaultCost
+	if config.GlobalConfig != nil {
+		c := config.GlobalConfig.Backend.Security.PasswordHashCost
+		if c >= bcrypt.MinCost && c <= bcrypt.MaxCost {
+			cost = c
+		}
+	}
+	bytes, err := bcrypt.GenerateFromPassword([]byte(password), cost)
+	return string(bytes), err
+}
+
+func CheckPassword(password, hash string) bool {
+	err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
+	return err == nil
+}