fix superControlPlane

2026-05-28 00:59:08 +08:00 · 2026-05-28 00:59:08 +08:00 · eca022cae0
commit eca022cae0
parent 83bd5dce7e
3 changed files with 273 additions and 263 deletions
--- a/Tun/Context/SDLContextActor.swift
+++ b/Tun/Context/SDLContextActor.swift
@ -22,9 +22,6 @@ actor SDLContextActor {
    // AES加密，授权通过后，对象才会被创建
    private var dataCipher: CCDataCipher?
    
-    // session token
-    private var sessionToken: Data?
-    
    // rsa的相关配置, public_key是本地生成的
    // 加密算法相关
    nonisolated let rsaCipher: RSACipher
@ -32,6 +29,7 @@ actor SDLContextActor {
    private let dnsCloudService: DNSCloudService
    private let dnsLocalService: DNSLocalService
    private let superService: SDLSuperService
+    private let superControlPlane: SDLSuperControlPlane
    private let udpHoleService: SDLUDPHoleService
    private let udpHoleV6Service: SDLUDPHoleV6Service
    private let packetOutboundActor: PacketOutboundActor
@ -77,6 +75,7 @@ actor SDLContextActor {
        let udpHoleV6Service = SDLUDPHoleV6Service()
        let dnsCloudService = DNSCloudService(serverIP: config.serverEndpoint.ip)
        let dnsLocalService = DNSLocalService(publicDnsServers: Self.publicDnsServers)
+        let superControlPlane = SDLSuperControlPlane(config: config, rsaCipher: rsaCipher)
        let tunNetworkManager = SDLTunNetworkManager(provider: provider)
        let ipv6AssistPair = AsyncStream.makeStream(of: Optional<SDLV6Info>.self, bufferingPolicy: .bufferingNewest(1))
        let packetOutboundActor = PacketOutboundActor(
@ -122,6 +121,7 @@ actor SDLContextActor {
        self.dnsCloudService = dnsCloudService
        self.dnsLocalService = dnsLocalService
        self.superService = superService
+        self.superControlPlane = superControlPlane
        self.udpHoleService = udpHoleService
        self.udpHoleV6Service = udpHoleV6Service
        self.packetOutboundActor = packetOutboundActor
@ -138,7 +138,17 @@ actor SDLContextActor {
        }

        let rootTask = Task {
-            try await self.runRoot()
+            do {
+                try await self.runRootBody()
+                await self.cleanupRoot()
+            } catch is CancellationError {
+                await self.cleanupRoot()
+                throw CancellationError()
+            } catch {
+                await self.readySignal.fail(error)
+                await self.cleanupRoot()
+                throw error
+            }
        }
        self.rootTask = rootTask

@ -163,20 +173,6 @@ actor SDLContextActor {
        await self.cleanupRoot()
    }

-    private func runRoot() async throws {
-        do {
-            try await self.runRootBody()
-            await self.cleanupRoot()
-        } catch is CancellationError {
-            await self.cleanupRoot()
-            throw CancellationError()
-        } catch {
-            await self.readySignal.fail(error)
-            await self.cleanupRoot()
-            throw error
-        }
-    }
-
    private func runRootBody() async throws {
        self.prepareTunnelNotifier()

@ -188,8 +184,13 @@ actor SDLContextActor {
            await self?.handleDNSEvent(event)
        }

-        await self.superService.updateMessageHandler { [weak self] message in
-            await self?.handleSuperMessage(message: message)
+        await self.superControlPlane.updateDecisionHandler { [weak self] decision in
+            await self?.handleSuperDecision(decision)
+        }
+
+        let superControlPlane = self.superControlPlane
+        await self.superService.updateMessageHandler { message in
+            await superControlPlane.handle(message)
        }

        let packetInboundActor = self.packetInboundActor
@ -392,8 +393,8 @@ actor SDLContextActor {
        await self.dnsLocalService.stop()

        await self.superService.stop()
+        await self.superControlPlane.reset()

-        self.sessionToken = nil
        self.dataCipher = nil
        self.natType = .blocked
        await self.packetOutboundActor.updateRuntime(config: self.config, dataCipher: nil)
@ -436,11 +437,6 @@ extension SDLContextActor {
 // MARK: 数据发送
 extension SDLContextActor {
    
-    // 发送给super/stun节点的数据
-    private func sendSuperPacket(type: SDLPacketType, data: Data) async {
-        await self.sendPacket(type: type, data: data, remoteAddress: self.config.stunSocketAddress)
-    }
-    
    // 发送给peer的数据
    private func sendPeerPacket(type: SDLPacketType, data: Data, remoteAddress: SocketAddress) async {
        await self.sendPacket(type: type, data: data, remoteAddress: remoteAddress)
@ -460,160 +456,64 @@ extension SDLContextActor {

 // MARK: 处理和Super之间的通讯
 extension SDLContextActor {
-    
-    private func handleSuperMessage(message: SDLSuperMessage) async {
-        switch message {
-        case .welcome(let welcome):
-            SDLLogger.log("[SDLContext] quic welcome: \(welcome)")
-            
+
+    private func handleSuperDecision(_ decision: SuperDecision) async {
+        switch decision {
+        case .updateIPv6Assist(let assistInfo):
            await self.stopCurrentIPv6AssistClient()
-            // 尝试创建v6地址的辅助探测器
-            if welcome.hasIpv6Assist {
-                self.ipv6AssistContinuation.yield(welcome.ipv6Assist)
-            } else {
-                self.ipv6AssistContinuation.yield(nil)
-            }
-            
-            // 注册
-            await self.doRegisterSuper()
-            SDLLogger.log("[SDLContext] quic doRegisterSuper")
-        case .pong:
-            //SDLLogger.shared.log("[SDLContext] quic pong")
-            ()
-        case .registerSuperAck(let registerSuperAck):
-            await self.handleRegisterSuperAck(registerSuperAck: registerSuperAck)
-        case .registerSuperNak(let registerSuperNak):
-            await self.handleRegisterSuperNak(nakPacket: registerSuperNak)
-        case .peerInfo(let peerInfo):
-            SDLLogger.log("[SDLContext] peer message: \(peerInfo)")
+            self.ipv6AssistContinuation.yield(assistInfo)
+        case .completeRegistration(let cipher):
+            await self.completeSuperRegistration(cipher: cipher)
+        case .failTunnel(let error):
+            await self.failTunnel(error)
+        case .publishTunnelEvent(let code, let message):
+            self.publishTunnelEvent(code: code, message: message)
+        case .sendSuper(let type, let data):
+            await self.superService.send(type: type, data: data)
+        case .sendPacket(let type, let data, let remoteAddress):
+            await self.sendPacket(type: type, data: data, remoteAddress: remoteAddress)
+        case .resolvePeerInfo(let peerInfo):
            let packets = await self.puncherActor.makeRegisterPackets(peerInfo: peerInfo)
            for packet in packets {
                await self.sendPacket(type: .register, data: packet.data, remoteAddress: packet.remoteAddress)
            }
-        case .event(let event):
-            await self.handleEvent(event: event)
-        case .policyReponse(let policyResponse):
-            // 处理权限的请求问题
-            await self.policyService.applyPolicyResponse(policyResponse)
-        case .exposedServiceResponse(let response):
-            await self.applyExposedServiceResponse(response)
-        case .arpResponse(let arpResponse):
-            SDLLogger.log("[SDLContext] get arp response: \(arpResponse)")
-            await self.arpResolver.handleArpResponse(arpResponse: arpResponse)
-        }
-    }
-    
-    private func makeSuperEventProcessor() -> SDLSuperEventProcessor {
-        return .init(networkAddress: self.config.networkAddress)
-    }
-    
-    private func handleRegisterSuperAck(registerSuperAck: SDLRegisterSuperAck) async {
-        // 需要对数据通过rsa的私钥解码
-        guard let key = try? self.rsaCipher.decode(data: Data(registerSuperAck.key)) else {
-            SDLLogger.log("[SDLContext] registerSuperAck invalid key")
-            let error = SDLError.invalidKey
-            await self.readySignal.fail(error)
-            self.provider.cancelTunnelWithError(error)
-            return
-        }
-        
-        let algorithm = registerSuperAck.algorithm.lowercased()
-        let regionId = registerSuperAck.regionID
-        self.sessionToken = registerSuperAck.sessionToken
-        
-        switch algorithm {
-        case "aes":
-            self.dataCipher = CCAESChiper(key: key)
-        case "chacha20":
-            self.dataCipher = CCChaCha20Cipher(regionId: regionId, keyData: key)
-        default:
-            SDLLogger.log("[SDLContext] registerSuperAck invalid algorithm \(algorithm)")
-            let error = SDLError.unsupportedAlgorithm(algorithm: algorithm)
-            await self.readySignal.fail(error)
-            self.provider.cancelTunnelWithError(error)
-            return
-        }
-        
-        await self.packetOutboundActor.updateRuntime(config: self.config, dataCipher: self.dataCipher)
-        await self.packetInboundActor.updateRuntime(config: self.config, dataCipher: self.dataCipher)
-        SDLLogger.log("[SDLContext] registerSuperAck, use algorithm \(algorithm), key len: \(key.count)")
-        // 服务器分配的tun网卡信息
-        do {
-            try await self.tunNetworkManager.apply(settings: .init(config: self.config), dnsServer: DNSHelper.dnsServer)
-            SDLLogger.log("[SDLContext] setNetworkSettings successed")
-            await self.readySignal.succeed(())
-        } catch let err {
-            SDLLogger.log("[SDLContext] setTunnelNetworkSettings get error: \(err)")
-            await self.readySignal.fail(err)
-            self.provider.cancelTunnelWithError(err)
-        }
-    }
-    
-    private func handleRegisterSuperNak(nakPacket: SDLRegisterSuperNak) async {
-        let errorMessage = nakPacket.errorMessage
-        guard let errorCode = SDLNAKErrorCode(rawValue: UInt8(nakPacket.errorCode)) else {
-            return
-        }
-        
-        switch errorCode {
-        case .invalidToken, .nodeDisabled:
-            self.publishTunnelEvent(code: Int(errorCode.rawValue), message: errorMessage)
-            // 报告错误并退出
-            let error = NSError(domain: "com.jihe.punchnet.tun", code: -1)
-            await self.readySignal.fail(error)
-            self.provider.cancelTunnelWithError(error)
-            
-        case .noIpAddress, .networkFault, .internalFault:
-            self.publishTunnelEvent(code: Int(errorCode.rawValue), message: errorMessage)
-        }
-        SDLLogger.log("[SDLContext] Get a SuperNak message exit")
-    }
-    
-    private func handleEvent(event: SDLEvent) async {
-        let processor = self.makeSuperEventProcessor()
-        let plan = await processor.makeProcessingPlan(event: event)
-        if let logMessage = plan.logMessage {
-            SDLLogger.log(logMessage)
-        }
-        
-        switch plan.action {
        case .removeSession(let dstMac):
            await self.sessionManager.removeSession(dstMac: dstMac)
-        case .sendRegister(let registerData, let remoteAddresses):
-            for remoteAddress in remoteAddresses {
-                await self.sendPeerPacket(type: .register, data: registerData, remoteAddress: remoteAddress)
-            }
        case .requestExposedService:
            await self.requestExposedService()
        case .shutdown(let message):
            self.publishTunnelEvent(message: message)
-            
-            // 报告错误并退出
            let error = NSError(domain: "com.jihe.punchnet.tun", code: -2)
            self.provider.cancelTunnelWithError(error)
-        case .none:
-            ()
+        case .applyPolicyResponse(let policyResponse):
+            await self.policyService.applyPolicyResponse(policyResponse)
+        case .applyExposedServiceResponse(let response):
+            await self.applyExposedServiceResponse(response)
+        case .handleARPResponse(let arpResponse):
+            await self.arpResolver.handleArpResponse(arpResponse: arpResponse)
        }
    }
-    
-    private func doRegisterSuper() async {
-        // 注册
-        var registerSuper = SDLRegisterSuper()
-        registerSuper.clientID = self.config.clientId
-        registerSuper.networkID = self.config.networkAddress.networkId
-        registerSuper.mac = self.config.networkAddress.mac
-        registerSuper.ip = self.config.networkAddress.ip
-        registerSuper.maskLen = UInt32(self.config.networkAddress.maskLen)
-        registerSuper.hostname = self.config.hostname
-        registerSuper.pubKey = self.rsaCipher.pubKey
-        registerSuper.accessToken = self.config.accessToken
-        
-        if let registerSuperData = try? registerSuper.serializedData() {
-            SDLLogger.log("[SDLContext] will send register super")
-            await self.superService.send(type: .registerSuper, data: registerSuperData)
+
+    private func completeSuperRegistration(cipher: CCDataCipher) async {
+        self.dataCipher = cipher
+        await self.packetOutboundActor.updateRuntime(config: self.config, dataCipher: cipher)
+        await self.packetInboundActor.updateRuntime(config: self.config, dataCipher: cipher)
+
+        do {
+            try await self.tunNetworkManager.apply(settings: .init(config: self.config), dnsServer: DNSHelper.dnsServer)
+            SDLLogger.log("[SDLContext] setNetworkSettings successed")
+            await self.readySignal.succeed(())
+        } catch {
+            SDLLogger.log("[SDLContext] setTunnelNetworkSettings get error: \(error)")
+            await self.failTunnel(error)
        }
    }

+    private func failTunnel(_ error: Error) async {
+        await self.readySignal.fail(error)
+        self.provider.cancelTunnelWithError(error)
+    }
+
    private func requestExposedService() async {
        guard let requestData = await self.policyService.makeExposedServiceRequest() else {
            return
@ -735,29 +635,7 @@ extension SDLContextActor {
            SDLLogger.log("[SDLContext] probe ipv6 address: empty")
        }

-        await self.sendStunRequest(v6Info: probeReply?.v6Info)
-    }
-    
-    private func sendStunRequest(v6Info: SDLV6Info?) async {
-        guard let sessionToken = self.sessionToken else {
-            return
-        }
-        
-        var stunRequest = SDLStunRequest()
-        stunRequest.clientID = self.config.clientId
-        stunRequest.networkID = self.config.networkAddress.networkId
-        stunRequest.ip = self.config.networkAddress.ip
-        stunRequest.mac = self.config.networkAddress.mac
-        stunRequest.natType = UInt32(self.natType.rawValue)
-        stunRequest.sessionToken = sessionToken
-        
-        if let v6Info {
-            stunRequest.v6Info = v6Info
-        }
-        
-        if let stunData = try? stunRequest.serializedData() {
-            await self.sendSuperPacket(type: .stunRequest, data: stunData)
-        }
+        await self.superControlPlane.sendStunRequest(natType: self.natType, v6Info: probeReply?.v6Info)
    }
 }

--- a/Tun/Context/SDLSuperControlPlane.swift
+++ b/Tun/Context/SDLSuperControlPlane.swift
@ -0,0 +1,210 @@
+//
+//  SDLSuperControlPlane.swift
+//  Tun
+//
+//  Created by Codex on 2026/5/28.
+//
+
+import Foundation
+import NIOCore
+
+enum SuperDecision {
+    case updateIPv6Assist(SDLV6Info?)
+    case completeRegistration(cipher: CCDataCipher)
+    case failTunnel(Error)
+    case publishTunnelEvent(code: Int?, message: String)
+    case sendSuper(type: SDLPacketType, data: Data)
+    case sendPacket(type: SDLPacketType, data: Data, remoteAddress: SocketAddress)
+    case resolvePeerInfo(SDLPeerInfo)
+    case removeSession(dstMac: Data)
+    case requestExposedService
+    case shutdown(message: String)
+    case applyPolicyResponse(SDLPolicyResponse)
+    case applyExposedServiceResponse(SDLExposedServiceResponse)
+    case handleARPResponse(SDLArpResponse)
+}
+
+actor SDLSuperControlPlane {
+    typealias DecisionHandler = @Sendable (SuperDecision) async -> Void
+
+    private let config: SDLConfiguration
+    private let rsaCipher: RSACipher
+    private var sessionToken: Data?
+    private var onDecision: DecisionHandler = { _ in }
+
+    init(config: SDLConfiguration, rsaCipher: RSACipher) {
+        self.config = config
+        self.rsaCipher = rsaCipher
+    }
+
+    func updateDecisionHandler(_ onDecision: @escaping DecisionHandler) {
+        self.onDecision = onDecision
+    }
+
+    func reset() {
+        self.sessionToken = nil
+    }
+
+    func handle(_ message: SDLSuperMessage) async {
+        switch message {
+        case .welcome(let welcome):
+            await self.handleWelcome(welcome)
+        case .pong:
+            ()
+        case .registerSuperAck(let registerSuperAck):
+            await self.handleRegisterSuperAck(registerSuperAck)
+        case .registerSuperNak(let registerSuperNak):
+            await self.handleRegisterSuperNak(registerSuperNak)
+        case .peerInfo(let peerInfo):
+            SDLLogger.log("[SDLContext] peer message: \(peerInfo)")
+            await self.onDecision(.resolvePeerInfo(peerInfo))
+        case .event(let event):
+            await self.handleEvent(event)
+        case .policyReponse(let policyResponse):
+            await self.onDecision(.applyPolicyResponse(policyResponse))
+        case .exposedServiceResponse(let response):
+            await self.onDecision(.applyExposedServiceResponse(response))
+        case .arpResponse(let arpResponse):
+            SDLLogger.log("[SDLContext] get arp response: \(arpResponse)")
+            await self.onDecision(.handleARPResponse(arpResponse))
+        }
+    }
+
+    func sendStunRequest(natType: SDLNATProberActor.NatType, v6Info: SDLV6Info?) async {
+        guard let sessionToken else {
+            return
+        }
+
+        var stunRequest = SDLStunRequest()
+        stunRequest.clientID = self.config.clientId
+        stunRequest.networkID = self.config.networkAddress.networkId
+        stunRequest.ip = self.config.networkAddress.ip
+        stunRequest.mac = self.config.networkAddress.mac
+        stunRequest.natType = UInt32(natType.rawValue)
+        stunRequest.sessionToken = sessionToken
+
+        if let v6Info {
+            stunRequest.v6Info = v6Info
+        }
+
+        if let stunData = try? stunRequest.serializedData() {
+            await self.onDecision(.sendPacket(type: .stunRequest, data: stunData, remoteAddress: self.config.stunSocketAddress))
+        }
+    }
+
+    private func handleWelcome(_ welcome: SDLWelcome) async {
+        SDLLogger.log("[SDLContext] quic welcome: \(welcome)")
+
+        if welcome.hasIpv6Assist {
+            await self.onDecision(.updateIPv6Assist(welcome.ipv6Assist))
+        } else {
+            await self.onDecision(.updateIPv6Assist(nil))
+        }
+
+        await self.doRegisterSuper()
+        SDLLogger.log("[SDLContext] quic doRegisterSuper")
+    }
+
+    private func handleRegisterSuperAck(_ registerSuperAck: SDLRegisterSuperAck) async {
+        guard let key = try? self.rsaCipher.decode(data: Data(registerSuperAck.key)) else {
+            SDLLogger.log("[SDLContext] registerSuperAck invalid key")
+            await self.onDecision(.failTunnel(SDLError.invalidKey))
+            return
+        }
+
+        let algorithm = registerSuperAck.algorithm.lowercased()
+        let regionId = registerSuperAck.regionID
+        self.sessionToken = registerSuperAck.sessionToken
+
+        let cipher: CCDataCipher
+        switch algorithm {
+        case "aes":
+            cipher = CCAESChiper(key: key)
+        case "chacha20":
+            cipher = CCChaCha20Cipher(regionId: regionId, keyData: key)
+        default:
+            SDLLogger.log("[SDLContext] registerSuperAck invalid algorithm \(algorithm)")
+            await self.onDecision(.failTunnel(SDLError.unsupportedAlgorithm(algorithm: algorithm)))
+            return
+        }
+
+        SDLLogger.log("[SDLContext] registerSuperAck, use algorithm \(algorithm), key len: \(key.count)")
+        await self.onDecision(.completeRegistration(cipher: cipher))
+    }
+
+    private func handleRegisterSuperNak(_ nakPacket: SDLRegisterSuperNak) async {
+        let errorMessage = nakPacket.errorMessage
+        guard let errorCode = SDLNAKErrorCode(rawValue: UInt8(nakPacket.errorCode)) else {
+            return
+        }
+
+        switch errorCode {
+        case .invalidToken, .nodeDisabled:
+            await self.onDecision(.publishTunnelEvent(code: Int(errorCode.rawValue), message: errorMessage))
+            await self.onDecision(.failTunnel(NSError(domain: "com.jihe.punchnet.tun", code: -1)))
+        case .noIpAddress, .networkFault, .internalFault:
+            await self.onDecision(.publishTunnelEvent(code: Int(errorCode.rawValue), message: errorMessage))
+        }
+
+        SDLLogger.log("[SDLContext] Get a SuperNak message exit")
+    }
+
+    private func handleEvent(_ event: SDLEvent) async {
+        switch event.event {
+        case .natChanged(let natChangedEvent):
+            let dstMac = natChangedEvent.mac
+            SDLLogger.log("[SDLContext] natChangedEvent, dstMac: \(dstMac)")
+            await self.onDecision(.removeSession(dstMac: dstMac))
+        case .sendRegister(let sendRegisterEvent):
+            await self.handleSendRegisterEvent(sendRegisterEvent)
+        case .exposedServiceChanged:
+            SDLLogger.log("[SDLContext] exposedServiceChanged event")
+            await self.onDecision(.requestExposedService)
+        case .shutdown(let shutdownEvent):
+            await self.onDecision(.shutdown(message: shutdownEvent.message))
+        case .none:
+            ()
+        }
+    }
+
+    private func handleSendRegisterEvent(_ event: SDLEvent.SendRegister) async {
+        var register = SDLRegister()
+        register.networkID = self.config.networkAddress.networkId
+        register.srcMac = self.config.networkAddress.mac
+        register.dstMac = event.dstMac
+
+        guard let registerData = try? register.serializedData() else {
+            return
+        }
+
+        SDLLogger.log("[SDLContext] sendRegisterEvent, ip: \(event)")
+
+        if event.natIp > 0 && event.natPort > 0 {
+            let address = SDLUtil.int32ToIp(event.natIp)
+            if let remoteAddress = try? SocketAddress(ipAddress: address, port: Int(event.natPort)) {
+                await self.onDecision(.sendPacket(type: .register, data: registerData, remoteAddress: remoteAddress))
+            }
+        }
+
+        if event.hasV6Info, let remoteAddress = try? await event.v6Info.socketAddress() {
+            await self.onDecision(.sendPacket(type: .register, data: registerData, remoteAddress: remoteAddress))
+        }
+    }
+
+    private func doRegisterSuper() async {
+        var registerSuper = SDLRegisterSuper()
+        registerSuper.clientID = self.config.clientId
+        registerSuper.networkID = self.config.networkAddress.networkId
+        registerSuper.mac = self.config.networkAddress.mac
+        registerSuper.ip = self.config.networkAddress.ip
+        registerSuper.maskLen = UInt32(self.config.networkAddress.maskLen)
+        registerSuper.hostname = self.config.hostname
+        registerSuper.pubKey = self.rsaCipher.pubKey
+        registerSuper.accessToken = self.config.accessToken
+
+        if let registerSuperData = try? registerSuper.serializedData() {
+            SDLLogger.log("[SDLContext] will send register super")
+            await self.onDecision(.sendSuper(type: .registerSuper, data: registerSuperData))
+        }
+    }
+}
--- a/Tun/Context/SDLSuperEventProcessor.swift
+++ b/Tun/Context/SDLSuperEventProcessor.swift
@ -1,78 +0,0 @@
-//
-//  SDLSuperEventProcessor.swift
-//  Tun
-//
-//  Created by 安礼成 on 2026/4/15.
-//
-
-import Foundation
-import NIOCore
-
-final class SDLSuperEventProcessor {
-    enum ProcessingAction {
-        case removeSession(dstMac: Data)
-        case sendRegister(data: Data, remoteAddresses: [SocketAddress])
-        case requestExposedService
-        case shutdown(message: String)
-        case none
-    }
-    
-    struct ProcessingPlan {
-        let logMessage: String?
-        let action: ProcessingAction
-    }
-    
-    private let networkAddress: SDLConfiguration.NetworkAddress
-    
-    init(networkAddress: SDLConfiguration.NetworkAddress) {
-        self.networkAddress = networkAddress
-    }
-    
-    func makeProcessingPlan(event: SDLEvent) async -> ProcessingPlan {
-        switch event.event {
-        case .natChanged(let natChangedEvent):
-            let dstMac = natChangedEvent.mac
-            return .init(
-                logMessage: "[SDLContext] natChangedEvent, dstMac: \(dstMac)",
-                action: .removeSession(dstMac: dstMac)
-            )
-        case .sendRegister(let sendRegisterEvent):
-            return await self.makeSendRegisterPlan(sendRegisterEvent)
-        case .exposedServiceChanged:
-            return .init(
-                logMessage: "[SDLContext] exposedServiceChanged event",
-                action: .requestExposedService
-            )
-        case .shutdown(let shutdownEvent):
-            return .init(logMessage: nil, action: .shutdown(message: shutdownEvent.message))
-        case .none:
-            return .init(logMessage: nil, action: .none)
-        }
-    }
-    
-    private func makeSendRegisterPlan(_ event: SDLEvent.SendRegister) async -> ProcessingPlan {
-        // 发送register包
-        var register = SDLRegister()
-        register.networkID = self.networkAddress.networkId
-        register.srcMac = self.networkAddress.mac
-        register.dstMac = event.dstMac
-        let registerData = try! register.serializedData()
-        
-        var remoteAddresses: [SocketAddress] = []
-        if event.natIp > 0 && event.natPort > 0 {
-            let address = SDLUtil.int32ToIp(event.natIp)
-            if let remoteAddress = try? SocketAddress(ipAddress: address, port: Int(event.natPort)) {
-                remoteAddresses.append(remoteAddress)
-            }
-        }
-        
-        if event.hasV6Info, let remoteAddress = try? await event.v6Info.socketAddress() {
-            remoteAddresses.append(remoteAddress)
-        }
-        
-        return .init(
-            logMessage: "[SDLContext] sendRegisterEvent, ip: \(event)",
-            action: .sendRegister(data: registerData, remoteAddresses: remoteAddresses)
-        )
-    }
-}