92 lines
4.6 KiB
Go
92 lines
4.6 KiB
Go
package rpc
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import (
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"context"
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"github.com/iamxvbaba/td/proto"
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"github.com/iamxvbaba/td/tg"
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"go.uber.org/zap"
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"telesrv/internal/domain"
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)
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// 通话信令推送全部走无 pts 直推(pushUserMessage):信令有效期秒级,离线设备
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// 重连后经 getDifference 补收一条早已失效的来电毫无意义甚至有害。唯一带 pts 的
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// 产物是结束后的 messageActionPhoneCall 服务消息(P2,走 outbox 补偿离线设备)。
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// phoneCallUpdates 把 viewer 视角的 phoneCall 状态包成可直推的 Updates 容器。
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func (r *Router) phoneCallUpdates(ctx context.Context, call domain.PhoneCall, viewerID int64) *tg.Updates {
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return r.phoneCallUpdatesWith(ctx, tgPhoneCallForViewer(call, viewerID), call, viewerID)
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}
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func (r *Router) phoneCallUpdatesWith(ctx context.Context, view tg.PhoneCallClass, call domain.PhoneCall, viewerID int64) *tg.Updates {
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return &tg.Updates{
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Updates: []tg.UpdateClass{&tg.UpdatePhoneCall{PhoneCall: view}},
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Users: r.tgUsersForIDs(ctx, viewerID, []int64{call.AdminID, call.ParticipantID}),
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Chats: []tg.ChatClass{},
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Date: int(r.clock.Now().Unix()),
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Seq: 0,
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}
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}
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// pushPhoneCall 把 call 当前状态按 targetUserID 视角推给其全部在线设备
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// (ctx 携带的发起设备会被 pushUserMessage 的 except 语义排除)。
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func (r *Router) pushPhoneCall(ctx context.Context, targetUserID int64, call domain.PhoneCall, logMessage string) int {
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return r.pushUserMessage(ctx, targetUserID, logMessage, r.phoneCallUpdates(ctx, call, targetUserID))
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}
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// pushPhoneCallStopRinging 向被叫【其它设备】推合成 phoneCallDiscarded 停振铃(P0-1 修正)。
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// ctx 必须是接听设备的请求上下文。
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//
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// ⚠ 排除必须按【设备】(perm/business auth_key)整体做,而不是按单个
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// (raw auth_key, session)。接听设备可能有多条到本服务器的连接——OwpenGram 客户端
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// 把 dc 1..5 都指向同一服务器,故一台真机常有数条连接/会话。若只排除受理 accept 的
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// 那一条 session,停振铃的 phoneCallDiscarded 会漏到同一台设备的其它连接上,客户端
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// 的 update 处理器按 call_id 匹配后当作"通话被挂断"、立即杀掉它刚接起的通话
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//(现象:被叫按下接听后立刻 Failed to connect;主叫方/被叫单连接侧无此问题——故表现
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// 为「A 打 B 正常、B 打 A 一接就断」的方向不对称)。按 business auth_key 排除可覆盖该
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// 设备的全部连接。See memory: call-*.
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func (r *Router) pushPhoneCallStopRinging(ctx context.Context, call domain.PhoneCall) int {
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upd := r.phoneCallUpdatesWith(ctx, tgPhoneCallStopRinging(call), call, call.ParticipantID)
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if pusher, ok := r.deps.Sessions.(DeviceExcludingSessionPusher); ok {
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if businessAuthKeyID, has := AuthKeyIDFrom(ctx); has {
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sent, err := pusher.PushToUserExceptBusinessAuthKey(ctx, call.ParticipantID, businessAuthKeyID, proto.MessageFromServer, upd, r.cfg.OutboundPushTimeout)
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if err != nil {
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r.log.Debug("phone call stop ringing", zap.Int64("user_id", call.ParticipantID), zap.Int("sent", sent), zap.Error(err))
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}
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return sent
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}
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}
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// 回退:能力不可用时退回按 session 排除(旧行为)。
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return r.pushUserMessage(ctx, call.ParticipantID, "phone call stop ringing", upd)
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}
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// pushPhoneCallDiscardedBoth 把终态推给双方全部设备(发起设备由 ctx except 排除,
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// 其结果从 RPC 响应获得)。
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func (r *Router) pushPhoneCallDiscardedBoth(ctx context.Context, call domain.PhoneCall) {
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r.pushPhoneCall(ctx, call.AdminID, call, "phone call discarded")
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r.pushPhoneCall(ctx, call.ParticipantID, call, "phone call discarded")
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}
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// pushPhoneSignalingData 把信令字节透传给对端。优先走设备锚点定向推送
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// (requestCall/acceptCall 受理设备),锚点失效(设备重连换 session)则回退
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// user 级扇出——非参与设备按 phone_call_id 不匹配静默丢弃(TDesktop
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// handleSignalingData 行为),扇出无害。
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func (r *Router) pushPhoneSignalingData(ctx context.Context, targetUserID int64, device domain.SessionRef, callID int64, data []byte) {
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upd := &tg.Updates{
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Updates: []tg.UpdateClass{&tg.UpdatePhoneCallSignalingData{
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PhoneCallID: callID,
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Data: data,
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}},
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Users: []tg.UserClass{},
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Chats: []tg.ChatClass{},
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Date: int(r.clock.Now().Unix()),
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Seq: 0,
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}
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if !device.Zero() && r.deps.Sessions != nil {
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if err := r.deps.Sessions.PushToSessionForAuthKey(ctx, device.RawAuthKeyID, device.SessionID, proto.MessageFromServer, upd); err == nil {
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return
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}
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}
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r.pushUserMessage(ctx, targetUserID, "phone call signaling", upd)
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}
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