- 创建Repository接口定义(UserRepository、ProfileRepository、TextureRepository等) - 创建Repository接口实现 - 创建依赖注入容器(container.Container) - 改造Handler层使用依赖注入(AuthHandler、UserHandler、TextureHandler) - 创建新的路由注册方式(RegisterRoutesWithDI) - 提供main.go示例文件展示如何使用依赖注入 同时包含之前的安全修复: - CORS配置安全加固 - 头像URL验证安全修复 - JWT algorithm confusion漏洞修复 - Recovery中间件增强 - 敏感错误信息泄露修复 - 类型断言安全修复
75 lines
1.8 KiB
Go
75 lines
1.8 KiB
Go
package auth
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import (
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"errors"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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// JWTService JWT服务
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type JWTService struct {
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secretKey string
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expireHours int
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}
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// NewJWTService 创建新的JWT服务
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func NewJWTService(secretKey string, expireHours int) *JWTService {
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return &JWTService{
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secretKey: secretKey,
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expireHours: expireHours,
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}
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}
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// Claims JWT声明
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type Claims struct {
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UserID int64 `json:"user_id"`
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Username string `json:"username"`
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Role string `json:"role"`
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jwt.RegisteredClaims
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}
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// GenerateToken 生成JWT Token (使用UserID和基本信息)
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func (j *JWTService) GenerateToken(userID int64, username, role string) (string, error) {
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claims := Claims{
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UserID: userID,
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Username: username,
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Role: role,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: jwt.NewNumericDate(time.Now().Add(time.Duration(j.expireHours) * time.Hour)),
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IssuedAt: jwt.NewNumericDate(time.Now()),
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NotBefore: jwt.NewNumericDate(time.Now()),
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Issuer: "carrotskin",
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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tokenString, err := token.SignedString([]byte(j.secretKey))
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if err != nil {
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return "", err
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}
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return tokenString, nil
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}
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// ValidateToken 验证JWT Token
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func (j *JWTService) ValidateToken(tokenString string) (*Claims, error) {
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token, err := jwt.ParseWithClaims(tokenString, &Claims{}, func(token *jwt.Token) (interface{}, error) {
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// 验证签名算法,防止algorithm confusion攻击
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, errors.New("不支持的签名算法")
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}
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return []byte(j.secretKey), nil
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})
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if err != nil {
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return nil, err
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}
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if claims, ok := token.Claims.(*Claims); ok && token.Valid {
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return claims, nil
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}
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return nil, errors.New("无效的token")
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}
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