Sources/Punchnet/SDLContext.swift

@@ -79,7 +79,7 @@ public class SDLContext: @unchecked Sendable {
     private var flowTracer = SDLFlowTracerActor()
     private var flowTracerCancel: AnyCancellable?
     
-    public init(provider: NEPacketTunnelProvider, config: SDLConfiguration, rsaCipher: RSACipher, aesCipher: AESCipher) {
+    public init(provider: NEPacketTunnelProvider, config: SDLConfiguration, rsaCipher: RSACipher, aesCipher: AESCipher) throws {
         self.config = config
         self.rsaCipher = rsaCipher
         self.aesCipher = aesCipher
@@ -125,6 +125,8 @@ public class SDLContext: @unchecked Sendable {
         self.udpHole = nil
         
         self.readTask?.cancel()
+        
+        exit(-1)
     }
     
     private func startSuperClient() async throws {
@@ -186,13 +188,13 @@ public class SDLContext: @unchecked Sendable {
                     let alertNotice = NoticeMessage.AlertMessage(alert: errorMessage)
                     self.noticeClient.send(data: alertNotice.binaryData)
                 }
-                NSLog("[SDLContext] Get a SuperNak message exit")
+                SDLLogger.log("Get a SuperNak message exit", level: .error)
             default:
                 ()
             }
             
         case .closed:
-            NSLog("[SDLContext] super client closed")
+            SDLLogger.log("[SDLContext] super client closed", level: .debug)
             await self.arpServer.clear()
             DispatchQueue.main.asyncAfter(deadline: .now() + 5) {
                 Task {@MainActor in
@@ -203,10 +205,10 @@ public class SDLContext: @unchecked Sendable {
             switch evt {
             case .natChanged(let natChangedEvent):
                 let dstMac = natChangedEvent.mac
-                NSLog("[SDLContext] natChangedEvent, dstMac: \(dstMac)")
+                NSLog("natChangedEvent, dstMac: \(dstMac)")
                 await sessionManager.removeSession(dstMac: dstMac)
             case .sendRegister(let sendRegisterEvent):
-                NSLog("[SDLContext] sendRegisterEvent, ip: \(sendRegisterEvent)")
+                NSLog("sendRegisterEvent, ip: \(sendRegisterEvent)")
                 let address = SDLUtil.int32ToIp(sendRegisterEvent.natIp)
                 if let remoteAddress = try? SocketAddress.makeAddressResolvingHost(address, port: Int(sendRegisterEvent.natPort)) {
                     // 发送register包
@@ -389,7 +391,7 @@ public class SDLContext: @unchecked Sendable {
             networkSettings.dnsSettings = NEDNSSettings(servers: ["8.8.8.8", "114.114.114.114"])
         }
         
-        NSLog("[SDLContext] Tun started at network ip: \(netAddress.ipAddress), mask: \(netAddress.maskAddress)")
+        SDLLogger.log("[SDLContext] Tun started at network ip: \(netAddress.ipAddress), mask: \(netAddress.maskAddress)", level: .debug)
 
         let ipv4Settings = NEIPv4Settings(addresses: [netAddress.ipAddress], subnetMasks: [netAddress.maskAddress])
         // 设置路由表
@@ -405,9 +407,9 @@ public class SDLContext: @unchecked Sendable {
             await self.holerManager.cleanup()
             self.startReader()
             
-            NSLog("[SDLContext] setTunnelNetworkSettings success, start read packet")
+            SDLLogger.log("[SDLContext] setTunnelNetworkSettings success, start read packet", level: .debug)
         } catch let err {
-            NSLog("[SDLContext] setTunnelNetworkSettings get error: \(err)")
+            SDLLogger.log("[SDLContext] setTunnelNetworkSettings get error: \(err)", level: .error)
             exit(-1)
         }
     }

Sources/Punchnet/SDLNoticeClient.swift

@@ -23,7 +23,7 @@ class SDLNoticeClient: ChannelInboundHandler, @unchecked Sendable {
     public typealias InboundIn = AddressedEnvelope<ByteBuffer>
     public typealias OutboundOut = AddressedEnvelope<ByteBuffer>
     
-    var channel: Channel?
+    var context: ChannelHandlerContext?
     private let group = MultiThreadedEventLoopGroup(numberOfThreads: 1)
     private let remoteAddress: SocketAddress
     
@@ -40,14 +40,17 @@ class SDLNoticeClient: ChannelInboundHandler, @unchecked Sendable {
                 channel.pipeline.addHandler(self)
             }
         
-        self.channel = try! bootstrap.bind(host: "0.0.0.0", port: 0).wait()
+        let channel = try! bootstrap.bind(host: "0.0.0.0", port: 0).wait()
-        SDLLogger.log("[SDLNoticeClient] started and listening on: \(self.channel?.localAddress!)", level: .debug)
+        SDLLogger.log("[SDLNoticeClient] started and listening on: \(channel.localAddress!)", level: .debug)
+        
+        // This will never unblock as we don't close the channel
+        try! channel.closeFuture.wait()
     }
     
     // -- MARK: ChannelInboundHandler Methods
     
     public func channelActive(context: ChannelHandlerContext) {
-        
+        self.context = context
     }
     
     // 接收到的消息, 消息需要根据类型分流
@@ -59,27 +62,27 @@ class SDLNoticeClient: ChannelInboundHandler, @unchecked Sendable {
         // As we are not really interested getting notified on success or failure we just pass nil as promise to
         // reduce allocations.
         context.close(promise: nil)
-        self.channel = nil
+        self.context = nil
     }
     
     public func channelInactive(context: ChannelHandlerContext) {
-        self.channel = nil
+        self.context = nil
         context.close(promise: nil)
     }
     
     // 处理写入逻辑
     func send(data: Data) {
-        guard let channel = self.channel else {
+        guard let context = self.context else {
             return
         }
         
         let remoteAddress = self.remoteAddress
-        let allocator = channel.allocator
+        let allocator = context.channel.allocator
         
-        channel.eventLoop.execute { [allocator] in
+        context.eventLoop.execute { [allocator] in
             let buffer = allocator.buffer(bytes: data)
             let envelope = AddressedEnvelope<ByteBuffer>(remoteAddress: remoteAddress, data: buffer)
-            channel.writeAndFlush(self.wrapOutboundOut(envelope), promise: nil)
+            context.writeAndFlush(self.wrapOutboundOut(envelope), promise: nil)
         }
     }
     

Sources/Punchnet/SDLQPSCounter.swift

@@ -8,15 +8,14 @@
 import Foundation
 
 // 计数器，用来统计qps
-class SDLQPSCounter: @unchecked Sendable {
+class SDLQPSCounter {
     private var count = 0
     private let timer: DispatchSourceTimer
     private let label: String
-    private let queue = DispatchQueue(label: "com.punchnet.qps")
     
     init(label: String) {
         self.label = label
-        timer = DispatchSource.makeTimerSource(queue: queue)
+        timer = DispatchSource.makeTimerSource(queue: DispatchQueue(label: "com.yourapp.qps"))
         timer.schedule(deadline: .now(), repeating: .seconds(1), leeway: .milliseconds(100))
         timer.setEventHandler { [weak self] in
             guard let self = self else { return }
@@ -27,7 +26,7 @@ class SDLQPSCounter: @unchecked Sendable {
     }
     
     func increment(num: Int = 1) {
-        queue.async {
+        DispatchQueue(label: "com.yourapp.qps").async {
             self.count += num
         }
     }