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This commit is contained in:
Gregory Velichko
2024-04-14 18:40:32 +03:00
parent fb06babb96
commit 7b882d9bd8
17 changed files with 141 additions and 484 deletions
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153
android/app/src/main/kotlin/dev/imranr/obtainium/MainActivity.kt
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@@ -1,156 +1,5 @@
package dev.imranr.obtainium
import android.content.Intent
import android.content.IntentSender
import android.content.pm.IPackageInstaller
import android.content.pm.IPackageInstallerSession
import android.content.pm.PackageInstaller
import android.content.pm.PackageManager
import android.net.Uri
import android.os.Build
import android.os.Bundle
import android.os.Process
import androidx.annotation.NonNull
import dev.imranr.obtainium.util.IIntentSenderAdaptor
import dev.imranr.obtainium.util.IntentSenderUtils
import dev.imranr.obtainium.util.PackageInstallerUtils
import dev.imranr.obtainium.util.ShizukuSystemServerApi
import io.flutter.embedding.android.FlutterActivity
import io.flutter.embedding.engine.FlutterEngine
import io.flutter.plugin.common.MethodChannel
import io.flutter.plugin.common.MethodChannel.Result
import java.io.IOException
import java.util.concurrent.CountDownLatch
import org.lsposed.hiddenapibypass.HiddenApiBypass
import kotlinx.coroutines.async
import kotlinx.coroutines.GlobalScope
import rikka.shizuku.Shizuku
import rikka.shizuku.Shizuku.OnRequestPermissionResultListener
import rikka.shizuku.ShizukuBinderWrapper
class MainActivity: FlutterActivity() {
private var nativeChannel: MethodChannel? = null
private val SHIZUKU_PERMISSION_REQUEST_CODE = (1000..2000).random()
private fun shizukuCheckPermission(result: Result) {
try {
if (Shizuku.isPreV11()) { // Unsupported
result.success(-1)
} else if (Shizuku.checkSelfPermission() == PackageManager.PERMISSION_GRANTED) {
result.success(1)
} else if (Shizuku.shouldShowRequestPermissionRationale()) { // Deny and don't ask again
result.success(0)
} else {
Shizuku.requestPermission(SHIZUKU_PERMISSION_REQUEST_CODE)
result.success(-2)
}
} catch (_: Exception) { // If shizuku binder not found
result.success(-1)
}
}
private val shizukuRequestPermissionResultListener = OnRequestPermissionResultListener {
requestCode: Int, grantResult: Int ->
if (requestCode == SHIZUKU_PERMISSION_REQUEST_CODE) {
val res = if (grantResult == PackageManager.PERMISSION_GRANTED) 1 else 0
nativeChannel!!.invokeMethod("resPermShizuku", mapOf("res" to res))
}
}
private suspend fun shizukuInstallApk(apkFileUri: String, result: Result) {
val uri = Uri.parse(apkFileUri)
var res = false
var session: PackageInstaller.Session? = null
try {
val iPackageInstaller: IPackageInstaller =
ShizukuSystemServerApi.PackageManager_getPackageInstaller()
val isRoot = Shizuku.getUid() == 0
// The reason for use "com.android.shell" as installer package under adb
// is that getMySessions will check installer package's owner
val installerPackageName = if (isRoot) packageName else "com.android.shell"
var installerAttributionTag: String? = null
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
installerAttributionTag = attributionTag
}
val userId = if (isRoot) Process.myUserHandle().hashCode() else 0
val packageInstaller = PackageInstallerUtils.createPackageInstaller(
iPackageInstaller, installerPackageName, installerAttributionTag, userId)
val params =
PackageInstaller.SessionParams(PackageInstaller.SessionParams.MODE_FULL_INSTALL)
var installFlags: Int = PackageInstallerUtils.getInstallFlags(params)
installFlags = installFlags or (0x00000002/*PackageManager.INSTALL_REPLACE_EXISTING*/
or 0x00000004 /*PackageManager.INSTALL_ALLOW_TEST*/)
PackageInstallerUtils.setInstallFlags(params, installFlags)
val sessionId = packageInstaller.createSession(params)
val iSession = IPackageInstallerSession.Stub.asInterface(
ShizukuBinderWrapper(iPackageInstaller.openSession(sessionId).asBinder()))
session = PackageInstallerUtils.createSession(iSession)
val inputStream = contentResolver.openInputStream(uri)
val openedSession = session.openWrite("apk.apk", 0, -1)
val buffer = ByteArray(8192)
var length: Int
try {
while (inputStream!!.read(buffer).also { length = it } > 0) {
openedSession.write(buffer, 0, length)
openedSession.flush()
session.fsync(openedSession)
}
} finally {
try {
inputStream!!.close()
openedSession.close()
} catch (e: IOException) {
e.printStackTrace()
}
}
val results = arrayOf<Intent?>(null)
val countDownLatch = CountDownLatch(1)
val intentSender: IntentSender =
IntentSenderUtils.newInstance(object : IIntentSenderAdaptor() {
override fun send(intent: Intent?) {
results[0] = intent
countDownLatch.countDown()
}
})
session.commit(intentSender)
countDownLatch.await()
res = results[0]!!.getIntExtra(
PackageInstaller.EXTRA_STATUS, PackageInstaller.STATUS_FAILURE) == 0
} catch (_: Exception) {
res = false
} finally {
if (session != null) {
try {
session.close()
} catch (_: Exception) {
res = false
}
}
}
result.success(res)
}
override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
super.configureFlutterEngine(flutterEngine)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
HiddenApiBypass.addHiddenApiExemptions("")
}
Shizuku.addRequestPermissionResultListener(shizukuRequestPermissionResultListener)
nativeChannel = MethodChannel(
flutterEngine.dartExecutor.binaryMessenger, "native")
nativeChannel!!.setMethodCallHandler {
call, result ->
if (call.method == "checkPermissionShizuku") {
shizukuCheckPermission(result)
} else if (call.method == "installWithShizuku") {
val apkFileUri: String = call.argument("apkFileUri")!!
GlobalScope.async { shizukuInstallApk(apkFileUri, result) }
}
}
}
override fun onDestroy() {
super.onDestroy()
Shizuku.removeRequestPermissionResultListener(shizukuRequestPermissionResultListener)
}
}
class MainActivity: FlutterActivity()