Migrate self-hooking VPN hide module to libxposed API 101

app/build.gradle.kts

@@ -323,7 +323,7 @@ dependencies {
 
     // Xposed API for self-hooking VPN hide module
     compileOnly("de.robv.android.xposed:api:82")
-    compileOnly(project(":libxposed-api"))
+    compileOnly("io.github.libxposed:api:101.0.1")
 }
 
 val playCredentialsJSON = rootProject.file("service-account-credentials.json")

app/src/main/aidl/io/nekohasekai/sfa/bg/INeighborTableCallback.aidl

@@ -0,0 +1,7 @@
+package io.nekohasekai.sfa.bg;
+
+import io.nekohasekai.sfa.bg.ParceledListSlice;
+
+interface INeighborTableCallback {
+    oneway void onNeighborTableUpdated(in ParceledListSlice entries);
+}

app/src/main/aidl/io/nekohasekai/sfa/bg/IRootService.aidl

@@ -1,6 +1,7 @@
 package io.nekohasekai.sfa.bg;
 
 import android.os.ParcelFileDescriptor;
+import io.nekohasekai.sfa.bg.INeighborTableCallback;
 import io.nekohasekai.sfa.bg.ParceledListSlice;
 
 interface IRootService {
@@ -11,4 +12,8 @@ interface IRootService {
     void installPackage(in ParcelFileDescriptor apk, long size, int userId) = 2;
 
     String exportDebugInfo(String outputPath) = 3;
+
+    void registerNeighborTableCallback(in INeighborTableCallback callback) = 4;
+
+    oneway void unregisterNeighborTableCallback(in INeighborTableCallback callback) = 5;
 }

app/src/main/aidl/io/nekohasekai/sfa/bg/NeighborEntry.aidl

@@ -0,0 +1,3 @@
+package io.nekohasekai.sfa.bg;
+
+parcelable NeighborEntry;

app/src/main/java/io/nekohasekai/sfa/Application.kt

@@ -9,13 +9,16 @@ import android.content.IntentFilter
 import android.net.ConnectivityManager
 import android.net.wifi.WifiManager
 import android.os.PowerManager
+import android.util.Log
 import androidx.core.content.getSystemService
-import go.Seq
 import io.nekohasekai.libbox.Libbox
 import io.nekohasekai.libbox.SetupOptions
 import io.nekohasekai.sfa.bg.AppChangeReceiver
+import io.nekohasekai.sfa.bg.CrashReportManager
+import io.nekohasekai.sfa.bg.OOMReportManager
 import io.nekohasekai.sfa.bg.UpdateProfileWork
 import io.nekohasekai.sfa.constant.Bugs
+import io.nekohasekai.sfa.database.Settings
 import io.nekohasekai.sfa.utils.AppLifecycleObserver
 import io.nekohasekai.sfa.utils.HookModuleUpdateNotifier
 import io.nekohasekai.sfa.utils.HookStatusClient
@@ -39,13 +42,28 @@ class Application : Application() {
         AppLifecycleObserver.register(this)
 
 //        Seq.setContext(this)
-        Libbox.setLocale(Locale.getDefault().toLanguageTag().replace("-", "_"))
+        runCatching {
+            Libbox.setLocale(Locale.getDefault().toLanguageTag().replace("-", "_"))
+        }.onFailure {
+            Log.d("Application", "set locale: ${it.message}")
+        }
         HookStatusClient.register(this)
         PrivilegeSettingsClient.register(this)
 
+        val baseDir = filesDir
+        baseDir.mkdirs()
+        val workingDir = getExternalFilesDir(null)
+        val tempDir = cacheDir
+        tempDir.mkdirs()
+        if (workingDir != null) {
+            workingDir.mkdirs()
+            CrashReportManager.install(workingDir, baseDir)
+            OOMReportManager.install(workingDir)
+        }
+
         @Suppress("OPT_IN_USAGE")
         GlobalScope.launch(Dispatchers.IO) {
-            initialize()
+            initialize(baseDir, workingDir, tempDir)
             UpdateProfileWork.reconfigureUpdater()
             HookModuleUpdateNotifier.sync(this@Application)
         }
@@ -62,24 +80,33 @@ class Application : Application() {
         }
     }
 
-    private fun initialize() {
+    private fun initialize(baseDir: File, workingDir: File?, tempDir: File) {
+        val actualWorkingDir = workingDir ?: return
+        setupLibbox(baseDir, actualWorkingDir, tempDir)
+    }
+
+    fun reloadSetupOptions() {
         val baseDir = filesDir
-        baseDir.mkdirs()
         val workingDir = getExternalFilesDir(null) ?: return
-        workingDir.mkdirs()
         val tempDir = cacheDir
-        tempDir.mkdirs()
-        Libbox.setup(
-            SetupOptions().also {
-                it.basePath = baseDir.path
-                it.workingPath = workingDir.path
-                it.tempPath = tempDir.path
-                it.fixAndroidStack = Bugs.fixAndroidStack
-                it.logMaxLines = 3000
-                it.debug = BuildConfig.DEBUG
-            },
-        )
-        Libbox.redirectStderr(File(workingDir, "stderr.log").path)
+        Libbox.reloadSetupOptions(createSetupOptions(baseDir, workingDir, tempDir))
+    }
+
+    private fun setupLibbox(baseDir: File, workingDir: File, tempDir: File) {
+        Libbox.setup(createSetupOptions(baseDir, workingDir, tempDir))
+    }
+
+    private fun createSetupOptions(baseDir: File, workingDir: File, tempDir: File): SetupOptions = SetupOptions().also {
+        it.basePath = baseDir.path
+        it.workingPath = workingDir.path
+        it.tempPath = tempDir.path
+        it.fixAndroidStack = Bugs.fixAndroidStack
+        it.logMaxLines = 3000
+        it.debug = BuildConfig.DEBUG
+        it.crashReportSource = "Application"
+        it.oomKillerEnabled = Settings.oomKillerEnabled
+        it.oomKillerDisabled = Settings.oomKillerDisabled
+        it.oomMemoryLimit = Settings.oomMemoryLimitMB.toLong() * 1024L * 1024L
     }
 
     companion object {

app/src/main/java/io/nekohasekai/sfa/bg/BootReceiver.kt

@@ -21,6 +21,11 @@ class BootReceiver : BroadcastReceiver() {
         }
         GlobalScope.launch(Dispatchers.IO) {
             if (Settings.startedByUser) {
+                CrashReportManager.refresh()
+                if (CrashReportManager.unreadCount.value > 0) {
+                    Settings.startedByUser = false
+                    return@launch
+                }
                 withContext(Dispatchers.Main) {
                     BoxService.start()
                 }

app/src/main/java/io/nekohasekai/sfa/bg/BoxService.kt

@@ -417,6 +417,13 @@ class BoxService(private val service: Service, private val platformInterface: Pl
         }
     }
 
+    override fun triggerNativeCrash() {
+        Thread {
+            Thread.sleep(200)
+            throw RuntimeException("debug native crash")
+        }.start()
+    }
+
     override fun writeDebugMessage(message: String?) {
         Log.d("sing-box", message!!)
     }