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MetaLab/internal/middleware/ratelimit.go
Victor_Jay 7bc2dbd970 refactor: 拆分 middleware/router 为单一职责文件,新增站点设置管理页面
middleware:
- 拆分 auth.go → auth.go + auth_token.go + auth_parser.go + auth_admin.go
- 拆分 csrf.go → csrf.go + csrf_token.go
- 拆分 ratelimit.go → ratelimit.go + ratelimit_core.go + ratelimit_cleanup.go
- 修复 import 未使用/缺失问题

router:
- 拆分 router.go → admin.go + api.go + frontend.go + deps_core.go + deps_extra.go

feat(admin): 站点设置管理页面
- 新增 SSR 页面 /admin/site-settings(仅 Owner)
- 审核开关 Toggle 即时保存
- 通用设置展示
- 侧边栏新增站点设置入口
- 注册 UpdateBoolSetting/GetBoolSetting API 路由
2026-05-27 15:03:04 +08:00

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package middleware
import "sync"
// RateLimiter 双维度滑动窗口登录限流
// 维度一(账户):同邮箱 1 分钟内失败 3 次 → 锁定 1 分钟
// 维度二IP同 IP 1 分钟内失败 10 次 → 锁定 1 分钟
type RateLimiter struct {
mu sync.RWMutex
accountFailures map[string]*windowState
ipFailures map[string]*windowState
}
// NewRateLimiter 创建限流器并启动后台清理
func NewRateLimiter() *RateLimiter {
rl := &RateLimiter{
accountFailures: make(map[string]*windowState),
ipFailures: make(map[string]*windowState),
}
go rl.cleanupLoop()
return rl
}
// AllowAccount 检查账户维度是否允许登录尝试
func (rl *RateLimiter) AllowAccount(email string) (RateLimitResult, func()) {
return rl.check(rl.accountFailures, email, accountWindow, accountBlockDur, accountMaxFails, true)
}
// AllowIP 检查 IP 维度是否允许登录尝试
func (rl *RateLimiter) AllowIP(ip string) (RateLimitResult, func()) {
return rl.check(rl.ipFailures, ip, ipWindow, ipBlockDur, ipMaxFails, false)
}