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MetaLab/internal/session/manager.go
Victor_Jay daf87f895b refactor: JWT 无状态认证替换为服务端 Session,修复记住我掉线问题
- 新增 internal/session 包:Session 结构体、Store 接口、MemoryStore(内存+后台清理)、RedisStore 预留
- Cookie 从 3 个精简为 1 个 mlb_sid(HttpOnly),移除 JWT access/refresh cookie
- 会话过期采用滑动窗口:每次请求自动续期,记住我 30 天无操作过期
- AuthMiddleware/AuthAdmin/Maintenance 中间件改用 SessionManager.Validate()
- AuthService Login/Register/ConfirmRestore 去除 token 生成,返回 *model.User
- Controller 层在登录/注册后调用 SessionManager.Create 创建会话
- AdminService UpdateUserStatus/ResetUserToken 同步销毁 session 实现即时退登
- 改密/注销时通过 DestroyByUID 删除所有 session(替换 TokenVersion 检查)
- config.yaml 新增 session 配置段(idle_timeout/remember_timeout/cleanup_interval)
- TokenService/auth_parser/auth_token 标记废弃,移除 JWT 到期字段依赖
2026-05-30 23:36:52 +08:00

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package session
import (
"log"
"time"
"metazone.cc/metalab/internal/config"
"metazone.cc/metalab/internal/model"
)
// userStore SessionManager 对 UserRepo 的最小接口ISP1 个方法)
type userStore interface {
FindByIDForAuth(userID uint) (*model.User, error)
}
// Manager 会话管理器:创建、验证、销毁、续期
type Manager struct {
store Store
userRepo userStore
cfg *config.Config
}
// NewManager 构造函数
func NewManager(store Store, userRepo userStore, cfg *config.Config) *Manager {
return &Manager{store: store, userRepo: userRepo, cfg: cfg}
}
// Create 创建会话并写入存储
func (m *Manager) Create(user *model.User, rememberMe bool) (string, error) {
sid, err := NewID()
if err != nil {
return "", err
}
now := time.Now()
s := &Session{
ID: sid,
UserID: user.ID,
Email: user.Email,
Username: user.Username,
Role: user.Role,
RememberMe: rememberMe,
CreatedAt: now,
LastAccess: now,
}
if err := m.store.Set(s); err != nil {
return "", err
}
log.Printf("[SessionManager] Created sid=%s uid=%d rememberMe=%v", sid[:16]+"...", user.ID, rememberMe)
return sid, nil
}
// Validate 验证会话:读取 → 检查过期 → 检查用户状态 → 续期 → 返回
// 返回 nil 表示会话无效(不存在/过期/用户被封禁)
func (m *Manager) Validate(sid string) (*Session, error) {
if sid == "" {
return nil, nil
}
s, err := m.store.Get(sid)
if err != nil || s == nil {
return nil, nil
}
// 检查用户是否仍然有效(封禁/注销后拒绝已有会话)
user, err := m.userRepo.FindByIDForAuth(s.UserID)
if err != nil {
log.Printf("[SessionManager] Validate: user not found uid=%d err=%v", s.UserID, err)
m.store.Delete(sid)
return nil, nil
}
// 封禁用户直接拒绝
if user.Status == model.StatusBanned {
log.Printf("[SessionManager] Validate: user banned uid=%d", s.UserID)
m.store.Delete(sid)
return nil, nil
}
// 滑动窗口续期
s.Touch()
if err := m.store.Set(s); err != nil {
log.Printf("[SessionManager] Validate: touch failed sid=%s err=%v", sid[:16]+"...", err)
}
return s, nil
}
// Destroy 销毁单个会话(用户主动退出登录)
func (m *Manager) Destroy(sid string) error {
return m.store.Delete(sid)
}
// DestroyByUID 销毁某用户的所有会话(改密/注销/强制下线)
func (m *Manager) DestroyByUID(uid uint) error {
return m.store.DeleteByUID(uid)
}
// IdleTimeout 根据 rememberMe 返回对应的空闲超时时间
func (m *Manager) IdleTimeout(rememberMe bool) time.Duration {
if rememberMe {
return time.Duration(m.cfg.Session.RememberTimeout) * time.Minute
}
return time.Duration(m.cfg.Session.IdleTimeout) * time.Minute
}