Android qt 6.7 (#1024)

* Up Gradle to 8.10

* Update Android dependencies

* Up Qt to 6.7.2

* Up qtkeychain to 0.14.3

* Move function of changing the color of the navigation bar to the android side

* Fix splashscreen and recent apps thumbnail backgrounds

* Android authentication refactoring

* Fix GitHub action

* Fix the extra circle around the connect button on Android

* Fix keyboard popup

* Increase the amount of requestNetwork attempts on Android 11

client/android/src/org/amnezia/vpn/AmneziaActivity.kt

@@ -158,6 +158,10 @@ class AmneziaActivity : QtActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         Log.d(TAG, "Create Amnezia activity: $intent")
+        window.apply {
+            addFlags(LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS)
+            statusBarColor = getColor(R.color.black)
+        }
         mainScope = CoroutineScope(SupervisorJob() + Dispatchers.Main.immediate)
         val proto = mainScope.async(Dispatchers.IO) {
             VpnStateStore.getVpnState().vpnProto
@@ -610,6 +614,14 @@ class AmneziaActivity : QtActivity() {
         }
     }
 
+    @Suppress("unused")
+    fun setNavigationBarColor(color: Int) {
+        Log.v(TAG, "Change navigation bar color: ${"#%08X".format(color)}")
+        mainScope.launch {
+            window.navigationBarColor = color
+        }
+    }
+
     @Suppress("unused")
     fun minimizeApp() {
         Log.v(TAG, "Minimize application")
@@ -684,6 +696,17 @@ class AmneziaActivity : QtActivity() {
             .show()
     }
 
+    @Suppress("unused")
+    fun requestAuthentication() {
+        Log.v(TAG, "Request authentication")
+        mainScope.launch {
+            qtInitialized.await()
+            Intent(this@AmneziaActivity, AuthActivity::class.java).also {
+                startActivity(it)
+            }
+        }
+    }
+
     /**
      * Utils methods
      */

client/android/src/org/amnezia/vpn/AuthActivity.kt

@@ -0,0 +1,97 @@
+package org.amnezia.vpn
+
+import android.os.Build
+import android.os.Bundle
+import androidx.biometric.BiometricManager
+import androidx.biometric.BiometricManager.Authenticators.BIOMETRIC_STRONG
+import androidx.biometric.BiometricManager.Authenticators.DEVICE_CREDENTIAL
+import androidx.biometric.BiometricPrompt
+import androidx.biometric.BiometricPrompt.AuthenticationResult
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.FragmentActivity
+import org.amnezia.vpn.qt.QtAndroidController
+import org.amnezia.vpn.util.Log
+
+private const val TAG = "AuthActivity"
+
+private const val AUTHENTICATORS = BIOMETRIC_STRONG or DEVICE_CREDENTIAL
+
+class AuthActivity : FragmentActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val biometricManager = BiometricManager.from(applicationContext)
+        when (biometricManager.canAuthenticate(AUTHENTICATORS)) {
+            BiometricManager.BIOMETRIC_SUCCESS -> {
+                showBiometricPrompt(biometricManager)
+                return
+            }
+
+            BiometricManager.BIOMETRIC_STATUS_UNKNOWN -> {
+                Log.w(TAG, "Unknown biometric status")
+                showBiometricPrompt(biometricManager)
+                return
+            }
+
+            BiometricManager.BIOMETRIC_ERROR_UNSUPPORTED -> {
+                Log.e(TAG, "The specified options are incompatible with the current Android " +
+                    "version ${Build.VERSION.SDK_INT}")
+            }
+
+            BiometricManager.BIOMETRIC_ERROR_HW_UNAVAILABLE -> {
+                Log.w(TAG, "The hardware is unavailable")
+            }
+
+            BiometricManager.BIOMETRIC_ERROR_NONE_ENROLLED -> {
+                Log.w(TAG, "No biometric or device credential is enrolled")
+            }
+
+            BiometricManager.BIOMETRIC_ERROR_NO_HARDWARE -> {
+                Log.w(TAG, "There is no suitable hardware")
+            }
+
+            BiometricManager.BIOMETRIC_ERROR_SECURITY_UPDATE_REQUIRED -> {
+                Log.w(TAG, "A security vulnerability has been discovered with one or " +
+                    "more hardware sensors")
+            }
+        }
+        QtAndroidController.onAuthResult(true)
+        finish()
+    }
+
+    private fun showBiometricPrompt(biometricManager: BiometricManager) {
+        val executor = ContextCompat.getMainExecutor(applicationContext)
+        val biometricPrompt = BiometricPrompt(this, executor,
+            object : BiometricPrompt.AuthenticationCallback() {
+                override fun onAuthenticationSucceeded(result: AuthenticationResult) {
+                    super.onAuthenticationSucceeded(result)
+                    Log.d(TAG, "Authentication succeeded")
+                    QtAndroidController.onAuthResult(true)
+                    finish()
+                }
+
+                override fun onAuthenticationFailed() {
+                    super.onAuthenticationFailed()
+                    Log.w(TAG, "Authentication failed")
+                }
+
+                override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
+                    super.onAuthenticationError(errorCode, errString)
+                    Log.e(TAG, "Authentication error $errorCode: $errString")
+                    QtAndroidController.onAuthResult(false)
+                    finish()
+                }
+            })
+
+
+
+        val promptInfo = BiometricPrompt.PromptInfo.Builder()
+            .setAllowedAuthenticators(AUTHENTICATORS)
+            .setTitle("AmneziaVPN")
+            .setSubtitle(biometricManager.getStrings(AUTHENTICATORS)?.promptMessage)
+            .build()
+
+        biometricPrompt.authenticate(promptInfo)
+    }
+}

client/android/src/org/amnezia/vpn/AuthHelper.java

@@ -1,24 +0,0 @@
-package org.amnezia.vpn;
-
-import android.content.Context;
-import android.app.KeyguardManager;
-import android.content.Intent;
-import org.qtproject.qt.android.bindings.QtActivity;
-
-
-import static android.content.Context.KEYGUARD_SERVICE;
-
-public class AuthHelper extends QtActivity {
-
-   static final String TAG = "AuthHelper";
-  
-   public static Intent getAuthIntent(Context context) {
-   	KeyguardManager mKeyguardManager = (KeyguardManager)context.getSystemService(KEYGUARD_SERVICE);
-   	if (mKeyguardManager.isDeviceSecure()) {
-                return mKeyguardManager.createConfirmDeviceCredentialIntent(null, null);
-        } else {
-        	return null;
-        }     
-   }
-   
-}

client/android/src/org/amnezia/vpn/ImportConfigActivity.kt

@@ -33,10 +33,10 @@ class ImportConfigActivity : ComponentActivity() {
         intent?.let(::readConfig)
     }
 
-    override fun onNewIntent(intent: Intent?) {
+    override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
         Log.d(TAG, "onNewIntent: $intent")
-        intent?.let(::readConfig)
+        intent.let(::readConfig)
     }
 
     private fun readConfig(intent: Intent) {

client/android/src/org/amnezia/vpn/qt/QtAndroidController.kt

@@ -25,5 +25,7 @@ object QtAndroidController {
 
     external fun onConfigImported(data: String)
 
+    external fun onAuthResult(result: Boolean)
+
     external fun decodeQrCode(data: String): Boolean
 }