356 lines
13 KiB
Go
356 lines
13 KiB
Go
package http
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import (
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"context"
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"database/sql"
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"hyapp/services/gateway-service/internal/transport/http/httpkit"
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"io"
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"net/http"
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"strings"
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"time"
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"hyapp/pkg/appcode"
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"hyapp/pkg/imgroup"
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"hyapp/pkg/tencentim"
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"hyapp/services/gateway-service/internal/auth"
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"hyapp/services/gateway-service/internal/client"
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"hyapp/services/gateway-service/internal/transport/http/appapi"
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userv1 "hyapp.local/api/proto/user/v1"
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)
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// Handler 是 gateway 的 HTTP transport adapter。
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// 它只依赖跨服务 client，不持有房间状态，也不直接实现房间命令语义。
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type Handler struct {
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roomClient client.RoomClient
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roomGuardClient client.RoomGuardClient
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roomQueryClient client.RoomQueryClient
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userClient client.UserAuthClient
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userIdentityClient client.UserIdentityClient
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userProfileClient client.UserProfileClient
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userSocialClient client.UserSocialClient
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userDeviceClient client.UserDeviceClient
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userCountryClient client.UserCountryQueryClient
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userHostClient client.UserHostClient
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appRegistryClient client.AppRegistryClient
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walletClient client.WalletClient
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messageClient client.MessageInboxClient
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taskClient client.TaskClient
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growthLevelClient client.GrowthLevelClient
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achievementClient client.AchievementClient
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registrationReward client.RegistrationRewardClient
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firstRechargeReward client.FirstRechargeRewardClient
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sevenDayCheckIn client.SevenDayCheckInClient
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broadcastClient client.BroadcastClient
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gameClient client.GameClient
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appConfigReader appapi.ConfigReader
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leaderboardWalletDB *sql.DB
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tencentIM TencentIMConfig
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tencentRTC TencentRTCConfig
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objectUploader ObjectUploader
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authRateLimitConfig AuthRateLimitConfig
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authRateLimiter publicAuthRateLimiter
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loginRiskConfig LoginRiskConfig
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loginRiskCache loginRiskCache
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}
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// TencentIMConfig 是 gateway transport 层签发客户端腾讯云 IM 登录票据所需的配置。
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type TencentIMConfig struct {
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SDKAppID int64
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SecretKey string
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UserSigTTL time.Duration
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AdminIdentifier string
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CallbackAuthToken string
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}
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// TencentRTCConfig 是 gateway transport 层签发客户端腾讯 RTC 进房票据所需的配置。
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type TencentRTCConfig struct {
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Enabled bool
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SDKAppID int64
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SecretKey string
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UserSigTTL time.Duration
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RoomIDType string
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AppScene string
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CallbackSignKey string
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}
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// ObjectUploader 是 gateway 上传接口依赖的对象存储最小能力。
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type ObjectUploader interface {
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PutObject(ctx context.Context, key string, reader io.Reader, sizeBytes int64, contentType string) (string, error)
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}
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// NewHandler 装配 gateway HTTP handler 的内部依赖。
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func NewHandler(roomClient client.RoomClient, userClient ...client.UserAuthClient) *Handler {
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config := defaultAuthRateLimitConfig()
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handler := &Handler{roomClient: roomClient, authRateLimitConfig: config, authRateLimiter: newMemoryAuthRateLimiter(config), loginRiskConfig: defaultLoginRiskConfig()}
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if len(userClient) > 0 {
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handler.userClient = userClient[0]
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}
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return handler
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}
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// NewHandlerWithClients 装配需要用户资料接口的 gateway HTTP handler。
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func NewHandlerWithClients(roomClient client.RoomClient, userClient client.UserAuthClient, userIdentityClient client.UserIdentityClient, userProfileClient ...client.UserProfileClient) *Handler {
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handler := &Handler{
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roomClient: roomClient,
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userClient: userClient,
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userIdentityClient: userIdentityClient,
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loginRiskConfig: defaultLoginRiskConfig(),
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}
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handler.SetAuthRateLimit(defaultAuthRateLimitConfig())
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if len(userProfileClient) > 0 {
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handler.userProfileClient = userProfileClient[0]
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}
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return handler
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}
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// NewHandlerWithConfig 装配完整 gateway HTTP handler 和外部云服务配置。
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func NewHandlerWithConfig(roomClient client.RoomClient, roomGuardClient client.RoomGuardClient, userClient client.UserAuthClient, userIdentityClient client.UserIdentityClient, tencentIM TencentIMConfig, userProfileClient ...client.UserProfileClient) *Handler {
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handler := &Handler{
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roomClient: roomClient,
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roomGuardClient: roomGuardClient,
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userClient: userClient,
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userIdentityClient: userIdentityClient,
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tencentIM: tencentIM,
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loginRiskConfig: defaultLoginRiskConfig(),
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}
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handler.SetAuthRateLimit(defaultAuthRateLimitConfig())
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if len(userProfileClient) > 0 {
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handler.userProfileClient = userProfileClient[0]
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}
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return handler
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}
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// SetTencentRTC 注入 RTC 签发配置；缺失或 disabled 时 token endpoint 会 fail-closed。
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func (h *Handler) SetTencentRTC(config TencentRTCConfig) {
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h.tencentRTC = config
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}
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// SetObjectUploader 注入对象存储上传实现；生产环境使用腾讯云 COS。
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func (h *Handler) SetObjectUploader(uploader ObjectUploader) {
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h.objectUploader = uploader
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}
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// SetRoomQueryClient 注入 room-service 读模型查询 client。
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func (h *Handler) SetRoomQueryClient(roomQueryClient client.RoomQueryClient) {
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h.roomQueryClient = roomQueryClient
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}
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// SetUserCountryQueryClient 注入注册页国家列表查询 client。
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func (h *Handler) SetUserCountryQueryClient(userCountryClient client.UserCountryQueryClient) {
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h.userCountryClient = userCountryClient
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}
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// SetUserDeviceClient 注入 user-service 设备推送 token client。
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func (h *Handler) SetUserDeviceClient(userDeviceClient client.UserDeviceClient) {
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h.userDeviceClient = userDeviceClient
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}
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// SetUserHostClient 注入 user-service host domain 身份查询 client。
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func (h *Handler) SetUserHostClient(userHostClient client.UserHostClient) {
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h.userHostClient = userHostClient
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}
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// SetUserSocialClient 注入 user-service 访问、关注和好友关系 client。
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func (h *Handler) SetUserSocialClient(userSocialClient client.UserSocialClient) {
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h.userSocialClient = userSocialClient
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}
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// SetAppRegistryClient 注入 App 注册表解析 client；gateway 用它把包名转换成内部 app_code。
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func (h *Handler) SetAppRegistryClient(appRegistryClient client.AppRegistryClient) {
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h.appRegistryClient = appRegistryClient
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}
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// SetWalletClient 注入 wallet-service 余额查询 client。
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func (h *Handler) SetWalletClient(walletClient client.WalletClient) {
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h.walletClient = walletClient
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}
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// SetMessageInboxClient 注入 activity-service message inbox client。
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func (h *Handler) SetMessageInboxClient(messageClient client.MessageInboxClient) {
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h.messageClient = messageClient
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}
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// SetTaskClient 注入 activity-service task client。
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func (h *Handler) SetTaskClient(taskClient client.TaskClient) {
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h.taskClient = taskClient
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}
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// SetGrowthLevelClient 注入 activity-service 等级查询 client。
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func (h *Handler) SetGrowthLevelClient(growthLevelClient client.GrowthLevelClient) {
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h.growthLevelClient = growthLevelClient
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}
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// SetAchievementClient 注入 activity-service 成就和徽章 client。
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func (h *Handler) SetAchievementClient(achievementClient client.AchievementClient) {
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h.achievementClient = achievementClient
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}
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// SetRegistrationRewardClient 注入 activity-service 注册奖励查询 client。
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func (h *Handler) SetRegistrationRewardClient(registrationReward client.RegistrationRewardClient) {
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h.registrationReward = registrationReward
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}
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// SetFirstRechargeRewardClient 注入 activity-service 首冲奖励查询 client。
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func (h *Handler) SetFirstRechargeRewardClient(firstRechargeReward client.FirstRechargeRewardClient) {
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h.firstRechargeReward = firstRechargeReward
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}
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// SetSevenDayCheckInClient 注入 activity-service 七日签到 client。
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func (h *Handler) SetSevenDayCheckInClient(sevenDayCheckIn client.SevenDayCheckInClient) {
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h.sevenDayCheckIn = sevenDayCheckIn
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}
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// SetBroadcastClient 注入 activity-service 播报群成员关系 client。
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func (h *Handler) SetBroadcastClient(broadcastClient client.BroadcastClient) {
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h.broadcastClient = broadcastClient
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}
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// SetGameClient 注入 game-service 游戏列表、启动和回调 client。
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func (h *Handler) SetGameClient(gameClient client.GameClient) {
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h.gameClient = gameClient
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}
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// SetLeaderboardWalletDB 注入 App 榜单只读钱包库连接。
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func (h *Handler) SetLeaderboardWalletDB(db *sql.DB) {
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h.leaderboardWalletDB = db
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}
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// SetAppConfigReader 注入后台 App 配置读取依赖。
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func (h *Handler) SetAppConfigReader(reader appapi.ConfigReader) {
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h.appConfigReader = reader
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}
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func normalizeCommandID(commandID string) string {
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// command_id 是客户端按用户动作生成的写命令幂等键；gateway 只裁剪空白，不自动补值。
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return strings.TrimSpace(commandID)
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}
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// decode 统一处理 HTTP JSON 入参解析失败分支。
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// gateway 在这里拒绝非法 JSON，不做房间业务校验，避免把 Room Cell 规则复制到入口层。
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func decode(writer http.ResponseWriter, request *http.Request, out any) bool {
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if err := httpkit.DecodeJSON(request.Body, out); err != nil {
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httpkit.WriteError(writer, request, http.StatusBadRequest, httpkit.CodeInvalidJSON, "invalid request body")
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return false
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}
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return true
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}
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// write 统一把内部 gRPC 调用结果转换为 HTTP JSON 响应。
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// 首版不在 gateway 细分 gRPC 错误码，避免入口层提前耦合 room-service 的业务错误模型。
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func write(writer http.ResponseWriter, request *http.Request, body any, err error) {
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if err != nil {
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httpkit.WriteRPCError(writer, request, err)
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return
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}
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httpkit.WriteOK(writer, request, body)
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}
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func (h *Handler) issueTencentIMUserSig(writer http.ResponseWriter, request *http.Request) {
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userID := auth.UserIDFromContext(request.Context())
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if userID <= 0 {
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// 正常路径已由 auth middleware 拦截；这里兜底避免签发匿名 IM 票据。
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httpkit.WriteError(writer, request, http.StatusUnauthorized, httpkit.CodeUnauthorized, "unauthorized")
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return
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}
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if h.userProfileClient == nil {
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// 播报群 join 列表必须来自 user-service 当前资料，不能靠 token 快照猜区域。
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httpkit.WriteError(writer, request, http.StatusInternalServerError, httpkit.CodeInternalError, "internal error")
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return
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}
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userResp, err := h.userProfileClient.GetUser(request.Context(), &userv1.GetUserRequest{
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Meta: authRequestMeta(request, ""),
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UserId: userID,
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})
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if err != nil {
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httpkit.WriteRPCError(writer, request, err)
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return
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}
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user := userResp.GetUser()
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if user == nil {
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httpkit.WriteError(writer, request, http.StatusInternalServerError, httpkit.CodeInternalError, "internal error")
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return
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}
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if !user.GetProfileCompleted() {
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httpkit.WriteError(writer, request, http.StatusForbidden, httpkit.CodeProfileRequired, "profile required")
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return
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}
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app := appcode.FromContext(request.Context())
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if user.GetAppCode() != "" && appcode.Normalize(user.GetAppCode()) != app {
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// UserSig 是 IM 登录凭证，不能给跨 app_code 用户签发，否则会绕过播报群租户隔离。
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httpkit.WriteError(writer, request, http.StatusForbidden, httpkit.CodePermissionDenied, "permission denied")
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return
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}
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result, err := tencentim.GenerateUserSig(tencentim.UserSigConfig{
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SDKAppID: h.tencentIM.SDKAppID,
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SecretKey: h.tencentIM.SecretKey,
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TTL: h.tencentIM.UserSigTTL,
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}, tencentim.FormatUserID(userID), time.Now().UTC())
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if err != nil {
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// 缺少 SDKAppID 或 SecretKey 属于服务端配置错误，不能返回假票据给客户端。
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httpkit.WriteError(writer, request, http.StatusInternalServerError, httpkit.CodeInternalError, "internal error")
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return
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}
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joinGroups, ok := imJoinGroupsForUser(app, user.GetRegionId())
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if !ok {
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// 生成 join_groups 失败代表服务端 app_code/region_id 配置异常，不能返回缺失群列表让客户端自行猜。
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httpkit.WriteError(writer, request, http.StatusBadRequest, httpkit.CodeInvalidArgument, "invalid argument")
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return
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}
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httpkit.WriteOK(writer, request, tencentIMUserSigResponse{
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SDKAppID: result.SDKAppID,
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UserID: result.UserID,
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UserSig: result.UserSig,
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ExpireAtMS: result.ExpireAtMS,
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JoinGroups: joinGroups,
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})
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}
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type tencentIMUserSigResponse struct {
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SDKAppID int64 `json:"sdk_app_id"`
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UserID string `json:"user_id"`
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UserSig string `json:"user_sig"`
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ExpireAtMS int64 `json:"expire_at_ms"`
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JoinGroups []tencentIMJoinGroup `json:"join_groups"`
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}
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type tencentIMJoinGroup struct {
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GroupID string `json:"group_id"`
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Type string `json:"type"`
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RegionID int64 `json:"region_id,omitempty"`
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}
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func imJoinGroupsForUser(app string, regionID int64) ([]tencentIMJoinGroup, bool) {
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globalGroupID, err := imgroup.GlobalBroadcastGroupID(app)
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if err != nil {
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return nil, false
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}
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// 全局群始终返回；实际消息量应很低，主要用于全服级运营通知或极少数全局事件。
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groups := []tencentIMJoinGroup{{
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GroupID: globalGroupID,
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Type: string(imgroup.KindGlobalBroadcast),
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}}
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if regionID > 0 {
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// 区域群来自 user-service 当前 region_id，客户端不能自选区域群；区域变更后下一次 UserSig 返回新群。
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regionGroupID, err := imgroup.RegionBroadcastGroupID(app, regionID)
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if err != nil {
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return nil, false
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}
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groups = append(groups, tencentIMJoinGroup{
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GroupID: regionGroupID,
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Type: string(imgroup.KindRegionBroadcast),
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RegionID: regionID,
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})
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}
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return groups, true
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}
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