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Sub2API v1.0 - AI API 网关(二开初始版本,基于上游 Wei-Shaw/sub2api)
2026-08-21 18:30:13 +08:00

26 lines
1.3 KiB
Go

package service
import "context"
// UserRPMCache 用户/分组级 RPM 计数器接口。
//
// 与账号级 RPMCache 的区别:
// - RPMCache —— 按外部 AI provider 账号聚合(key: rpm:{accountID}:{min})。
// - UserRPMCache —— 按用户或 (用户, 分组) 聚合,杜绝"同一用户创建多个 API Key 绕过 RPM"的路径。
// key 形如 rpm:ug:{userID}:{groupID}:{min} 或 rpm:u:{userID}:{min}。
type UserRPMCache interface {
// IncrementUserGroupRPM 原子递增 (user, group) 级分钟计数并返回最新值。
// 用于分组 rpm_limit 与 user-group rpm_override 两种命中分支。
IncrementUserGroupRPM(ctx context.Context, userID, groupID int64) (count int, err error)
// IncrementUserRPM 原子递增用户级分钟计数并返回最新值。
// 用于用户全局 rpm_limit 兜底分支(分组未设且无 override 时)。
IncrementUserRPM(ctx context.Context, userID int64) (count int, err error)
// GetUserGroupRPM 获取 (user, group) 当前分钟已用 RPM(只读,不递增)。
GetUserGroupRPM(ctx context.Context, userID, groupID int64) (count int, err error)
// GetUserRPM 获取用户当前分钟已用 RPM(只读,不递增)。
GetUserRPM(ctx context.Context, userID int64) (count int, err error)
}