Files
mce/internal/middleware/maintenance.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 middleware
import (
"net/http"
"strings"
"metazone.cc/metalab/internal/common"
"metazone.cc/metalab/internal/config"
"metazone.cc/metalab/internal/model"
"metazone.cc/metalab/internal/session"
"github.com/gin-gonic/gin"
)
// MaintenanceMiddleware 维护模式中间件维护期间仅站长Owner可访问
type MaintenanceMiddleware struct {
cfg *config.Config
siteSettings *config.SiteSettings
sessionManager *session.Manager
}
// NewMaintenanceMiddleware 构造函数
func NewMaintenanceMiddleware(cfg *config.Config, siteSettings *config.SiteSettings, sm *session.Manager) *MaintenanceMiddleware {
return &MaintenanceMiddleware{cfg: cfg, siteSettings: siteSettings, sessionManager: sm}
}
// Handler 返回 Gin 中间件处理函数
func (mm *MaintenanceMiddleware) Handler() gin.HandlerFunc {
return func(c *gin.Context) {
// 未启用维护模式 → 放行
if !mm.siteSettings.IsMaintenanceEnabled() {
c.Next()
return
}
path := c.Request.URL.Path
// 白名单:登录相关页面和 API 始终可访问
if isMaintenanceWhitelist(path) {
c.Next()
return
}
// 读取 session cookie 并验证
sid, err := c.Cookie(common.SessionCookieName)
if err != nil || sid == "" {
blockAccess(c, path)
return
}
s, err := mm.sessionManager.Validate(sid)
if err != nil || s == nil {
blockAccess(c, path)
return
}
if !model.HasMinRole(s.Role, model.RoleOwner) {
blockAccess(c, path)
return
}
c.Next()
}
}
// isMaintenanceWhitelist 判断路径是否在维护白名单中
func isMaintenanceWhitelist(path string) bool {
if path == "/auth/login" || strings.HasPrefix(path, "/api/auth/") {
return true
}
if strings.HasPrefix(path, "/static/") || strings.HasPrefix(path, "/shared/") {
return true
}
if path == "/favicon.ico" || path == "/favicon.svg" {
return true
}
return false
}
// blockAccess 根据请求类型阻止访问
func blockAccess(c *gin.Context, path string) {
if strings.HasPrefix(path, "/api/") || strings.HasPrefix(path, "/admin/api/") {
c.AbortWithStatusJSON(http.StatusForbidden, gin.H{
"success": false,
"message": "社区正在维护中,仅站长可访问",
})
return
}
c.Redirect(http.StatusFound, "/auth/login")
c.Abort()
}