安卓应用白名单，调整请求展示列表

android/app/src/main/AndroidManifest.xml

@@ -3,6 +3,8 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.VIBRATE"/>
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
 
     <application
         android:label="ProxyPin"

android/app/src/main/kotlin/com/network/proxy/ProxyVpnService.kt

@@ -1,22 +1,38 @@
 package com.network.proxy
 
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
 import android.content.Intent
 import android.net.ProxyInfo
 import android.net.VpnService
 import android.os.Build
 import android.os.ParcelFileDescriptor
+import androidx.core.app.NotificationCompat
 
-class ProxyVpnService : VpnService() {
+/**
+ * VPN服务
+ * @author wanghongen
+ */
+class ProxyVpnService : VpnService(), IProtectSocket {
     private var vpnInterface: ParcelFileDescriptor? = null
 
     companion object {
         const val ProxyHost = "ProxyHost"
         const val ProxyPort = "ProxyPort"
+        const val AllowApps = "AllowApps" //允许的名单
 
         /**
          * 动作：断开连接
          */
         const val ACTION_DISCONNECT = "DISCONNECT"
+
+        /**
+         * 通知配置
+         */
+        private const val NOTIFICATION_ID = 9527
+        const val VPN_NOTIFICATION_CHANNEL_ID = "vpn-notifications"
     }
 
     override fun onDestroy() {
@@ -29,36 +45,84 @@ class ProxyVpnService : VpnService() {
             disconnect()
             START_NOT_STICKY
         } else {
-            connect(intent?.getStringExtra(ProxyHost)!!, intent.getIntExtra(ProxyPort, 0))
+            connect(
+                    intent?.getStringExtra(ProxyHost)!!, intent.getIntExtra(ProxyPort, 0),
+                    intent.getStringArrayListExtra(AllowApps)
+            )
             START_STICKY
         }
     }
 
     private fun disconnect() {
         vpnInterface?.close()
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            stopForeground(STOP_FOREGROUND_REMOVE)
+        }
+        vpnInterface = null
     }
 
-    private fun connect(proxyHost: String, proxyPort: Int) {
-        vpnInterface = createVpnInterface(proxyHost, proxyPort)
+    private fun connect(proxyHost: String, proxyPort: Int, allowPackages: List<String>?) {
+        vpnInterface = createVpnInterface(proxyHost, proxyPort, allowPackages)
         if (vpnInterface == null) {
             val alertDialog = Intent(applicationContext, VpnAlertDialog::class.java)
+                    .setAction("com.network.proxy.ProxyVpnService")
             alertDialog.flags = Intent.FLAG_ACTIVITY_NEW_TASK
             startActivity(alertDialog)
+            return
         }
+        showServiceNotification()
     }
 
-    private fun createVpnInterface(proxyHost: String, proxyPort: Int): ParcelFileDescriptor? {
-        return Builder()
-            .addAddress("10.0.0.2", 32)
-            .addRoute("0.0.0.0", 0)
-            .setSession(baseContext.applicationInfo.name)
-            .also {
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-                    it.addDisallowedApplication(baseContext.packageName)
-                        .setHttpProxy(ProxyInfo.buildDirectProxy(proxyHost, proxyPort))
+    private fun showServiceNotification() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            val notificationManager = getSystemService(NOTIFICATION_SERVICE) as NotificationManager
+            val notificationChannel = NotificationChannel(
+                    VPN_NOTIFICATION_CHANNEL_ID,
+                    "VPN Status",
+                    NotificationManager.IMPORTANCE_LOW
+            )
+            notificationManager.createNotificationChannel(notificationChannel)
+        }
+
+        val pendingActivityIntent: PendingIntent =
+                Intent(this, MainActivity::class.java).let { notificationIntent ->
+                    PendingIntent.getActivity(this, 0, notificationIntent, PendingIntent.FLAG_IMMUTABLE)
                 }
+
+        val notification: Notification =
+                NotificationCompat.Builder(this, VPN_NOTIFICATION_CHANNEL_ID)
+                        .setContentIntent(pendingActivityIntent)
+                        .setContentTitle(getString(R.string.vpn_active_notification_title))
+                        .setContentText(getString(R.string.vpn_active_notification_content))
+                        .setOngoing(true)
+                        .build()
+
+        startForeground(NOTIFICATION_ID, notification)
+    }
+
+
+    private fun createVpnInterface(proxyHost: String, proxyPort: Int, allowPackages: List<String>?):
+            ParcelFileDescriptor? {
+        val build = Builder()
+                .setMtu(MAX_PACKET_LEN)
+                .addAddress("10.0.0.2", 32)
+                .addRoute("0.0.0.0", 0)
+                .setSession(baseContext.applicationInfo.name)
+
+        if (allowPackages?.isNotEmpty() == true) {
+            allowPackages.forEach {
+                if (it != baseContext.packageName)
+                    build.addAllowedApplication(it)
             }
-            .establish()
+        } else {
+            build.addDisallowedApplication(baseContext.packageName)
+        }
+
+        return build.apply {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                setHttpProxy(ProxyInfo.buildDirectProxy(proxyHost, proxyPort))
+            }
+        }.establish()
     }
 
 

android/app/src/main/kotlin/com/network/proxy/plugin/VpnServicePlugin.kt

@@ -20,13 +20,22 @@ class VpnServicePlugin : AndroidFlutterPlugin() {
                 "startVpn" -> {
                     val host = call.argument<String>("proxyHost")
                     val port = call.argument<Int>("proxyPort")
-                    startVpn(host!!, port!!)
+                    val allowApps = call.argument<ArrayList<String>>("allowApps")
+                    startVpn(host!!, port!!, allowApps)
                 }
 
                 "stopVpn" -> {
                     stopVpn()
                 }
 
+                "restartVpn" -> {
+                    val host = call.argument<String>("proxyHost")
+                    val port = call.argument<Int>("proxyPort")
+                    val allowApps = call.argument<ArrayList<String>>("allowApps")
+                    stopVpn()
+                    startVpn(host!!, port!!, allowApps)
+                }
+
                 else -> {
                     result.notImplemented()
                 }
@@ -37,11 +46,12 @@ class VpnServicePlugin : AndroidFlutterPlugin() {
     /**
      * 启动vpn服务
      */
-    private fun startVpn(host: String, port: Int) {
-        Log.i("com.network.proxy", "startVpn")
+    private fun startVpn(host: String, port: Int, allowApps: ArrayList<String>?) {
+        Log.i("com.network.proxy", "startVpn $allowApps")
         val intent = Intent(activity, ProxyVpnService::class.java)
         intent.putExtra(ProxyVpnService.ProxyHost, host)
         intent.putExtra(ProxyVpnService.ProxyPort, port)
+        intent.putStringArrayListExtra(ProxyVpnService.AllowApps, allowApps)
         activity.startService(intent)
     }
 

android/app/src/main/res/values/styles.xml

@@ -15,4 +15,8 @@
     <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
         <item name="android:windowBackground">?android:colorBackground</item>
     </style>
+
+    <string name="vpn_active_notification_title">ProxyPin Active</string>
+    <string name="vpn_active_notification_content">抓包正在运行</string>
+
 </resources>