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Refactor APKInstall

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This commit is contained in:
topjohnwu 2022-02-13 19:54:59 -08:00
parent 256ff31d11
commit 668e549208
5 changed files with 122 additions and 98 deletions
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150
app/shared/src/main/java/com/topjohnwu/magisk/utils/APKInstall.java
View File

@ -10,11 +10,9 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageInstaller.Session;
import android.content.pm.PackageInstaller.SessionParams;
import android.net.Uri;
import android.os.Build;
import android.util.Log;
import java.io.File;
import java.io.FileInputStream;
@ -31,51 +29,6 @@ import io.michaelrocks.paranoid.Obfuscate;
@Obfuscate
public final class APKInstall {
private static final String ACTION_SESSION_UPDATE = "ACTION_SESSION_UPDATE";
// @WorkerThread
public static void install(Context context, File apk) {
try (var src = new FileInputStream(apk);
var out = openStream(context)) {
if (out != null)
transfer(src, out);
} catch (IOException e) {
Log.e(APKInstall.class.getSimpleName(), "", e);
}
}
public static OutputStream openStream(Context context) {
//noinspection InlinedApi
var flag = PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_MUTABLE;
var intent = new Intent(ACTION_SESSION_UPDATE).setPackage(context.getPackageName());
var pending = PendingIntent.getBroadcast(context, 0, intent, flag);
var installer = context.getPackageManager().getPackageInstaller();
var params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
params.setRequireUserAction(SessionParams.USER_ACTION_NOT_REQUIRED);
}
try {
Session session = installer.openSession(installer.createSession(params));
var out = session.openWrite(UUID.randomUUID().toString(), 0, -1);
return new FilterOutputStream(out) {
@Override
public void write(byte[] b, int off, int len) throws IOException {
out.write(b, off, len);
}
@Override
public void close() throws IOException {
super.close();
session.commit(pending.getIntentSender());
session.close();
}
};
} catch (IOException e) {
Log.e(APKInstall.class.getSimpleName(), "", e);
}
return null;
}
public static void transfer(InputStream in, OutputStream out) throws IOException {
int size = 8192;
var buffer = new byte[size];
@ -85,21 +38,37 @@ public final class APKInstall {
}
}
public static InstallReceiver register(Context context, String packageName, Runnable onSuccess) {
var receiver = new InstallReceiver(packageName, onSuccess);
var filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
filter.addDataScheme("package");
context.registerReceiver(receiver, filter);
context.registerReceiver(receiver, new IntentFilter(ACTION_SESSION_UPDATE));
public static Session startSession(Context context) {
return startSession(context, null, null);
}
public static Session startSession(Context context, String pkg, Runnable onSuccess) {
var receiver = new InstallReceiver(pkg, onSuccess);
context = context.getApplicationContext();
if (pkg != null) {
// If pkg is not null, look for package added event
var filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
filter.addDataScheme("package");
context.registerReceiver(receiver, filter);
}
context.registerReceiver(receiver, new IntentFilter(receiver.sessionId));
return receiver;
}
public static class InstallReceiver extends BroadcastReceiver {
public interface Session {
OutputStream openStream(Context context) throws IOException;
void install(Context context, File apk) throws IOException;
Intent waitIntent();
}
private static class InstallReceiver extends BroadcastReceiver implements Session {
private final String packageName;
private final Runnable onSuccess;
private final CountDownLatch latch = new CountDownLatch(1);
private Intent userAction = null;
final String sessionId = UUID.randomUUID().toString();
private InstallReceiver(String packageName, Runnable onSuccess) {
this.packageName = packageName;
this.onSuccess = onSuccess;
@ -113,27 +82,32 @@ public final class APKInstall {
return;
String pkg = data.getSchemeSpecificPart();
if (pkg.equals(packageName)) {
if (onSuccess != null)
onSuccess.run();
context.unregisterReceiver(this);
onSuccess(context);
}
return;
} else if (sessionId.equals(intent.getAction())) {
int status = intent.getIntExtra(EXTRA_STATUS, STATUS_FAILURE_INVALID);
switch (status) {
case STATUS_PENDING_USER_ACTION:
userAction = intent.getParcelableExtra(Intent.EXTRA_INTENT);
break;
case STATUS_SUCCESS:
if (packageName == null) {
onSuccess(context);
}
break;
}
latch.countDown();
}
int status = intent.getIntExtra(EXTRA_STATUS, STATUS_FAILURE_INVALID);
switch (status) {
case STATUS_PENDING_USER_ACTION:
userAction = intent.getParcelableExtra(Intent.EXTRA_INTENT);
break;
case STATUS_SUCCESS:
if (onSuccess != null)
onSuccess.run();
default:
context.unregisterReceiver(this);
}
latch.countDown();
}
private void onSuccess(Context context) {
if (onSuccess != null)
onSuccess.run();
context.getApplicationContext().unregisterReceiver(this);
}
// @WorkerThread @Nullable
@Override
public Intent waitIntent() {
try {
//noinspection ResultOfMethodCallIgnored
@ -141,5 +115,41 @@ public final class APKInstall {
} catch (Exception ignored) {}
return userAction;
}
@Override
public OutputStream openStream(Context context) throws IOException {
// noinspection InlinedApi
var flag = PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_MUTABLE;
var intent = new Intent(sessionId).setPackage(context.getPackageName());
var pending = PendingIntent.getBroadcast(context, 0, intent, flag);
var installer = context.getPackageManager().getPackageInstaller();
var params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
params.setRequireUserAction(SessionParams.USER_ACTION_NOT_REQUIRED);
}
var session = installer.openSession(installer.createSession(params));
var out = session.openWrite(sessionId, 0, -1);
return new FilterOutputStream(out) {
@Override
public void write(byte[] b, int off, int len) throws IOException {
out.write(b, off, len);
}
@Override
public void close() throws IOException {
super.close();
session.commit(pending.getIntentSender());
session.close();
}
};
}
@Override
public void install(Context context, File apk) throws IOException {
try (var src = new FileInputStream(apk);
var out = openStream(context)) {
transfer(src, out);
}
}
}
}

16
app/src/main/java/com/topjohnwu/magisk/core/download/DownloadService.kt
View File

@ -72,9 +72,9 @@ class DownloadService : NotificationService() {
}
}
private fun openApkSession(): OutputStream {
private fun APKInstall.Session.open(): OutputStream {
Config.showUpdateDone = true
return APKInstall.openStream(this)
return openStream(this@DownloadService)
}
private suspend fun handleApp(stream: InputStream, subject: Subject.App) {
@ -110,9 +110,9 @@ class DownloadService : NotificationService() {
apk.delete()
// Install
val receiver = APKInstall.register(this, null, null)
patched.inputStream().copyAndClose(openApkSession())
subject.intent = receiver.waitIntent()
val session = APKInstall.startSession(this)
patched.inputStream().copyAndClose(session.open())
subject.intent = session.waitIntent()
patched.delete()
} else {
@ -131,9 +131,9 @@ class DownloadService : NotificationService() {
throw e
}
} else {
val receiver = APKInstall.register(this, null, null)
writeTee(openApkSession())
subject.intent = receiver.waitIntent()
val session = APKInstall.startSession(this)
writeTee(session.open())
subject.intent = session.waitIntent()
}
}

39
app/src/main/java/com/topjohnwu/magisk/core/tasks/HideAPK.kt
View File

@ -1,6 +1,7 @@
package com.topjohnwu.magisk.core.tasks
import android.app.Activity
import android.app.ProgressDialog
import android.content.Context
import android.content.Intent
import android.widget.Toast
@ -20,8 +21,7 @@ import com.topjohnwu.magisk.signing.SignApk
import com.topjohnwu.magisk.utils.APKInstall
import com.topjohnwu.magisk.utils.Utils
import com.topjohnwu.superuser.Shell
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
import kotlinx.coroutines.*
import timber.log.Timber
import java.io.File
import java.io.FileOutputStream
@ -108,7 +108,8 @@ object HideAPK {
Timber.e(e)
stub.createNewFile()
val cmd = "\$MAGISKBIN/magiskinit -x manager ${stub.path}"
if (!Shell.su(cmd).exec().isSuccess) return false
if (!Shell.su(cmd).exec().isSuccess)
return false
}
// Generate a new random package name and signature
@ -120,20 +121,22 @@ object HideAPK {
return false
// Install and auto launch app
val receiver = APKInstall.register(activity, pkg) {
val session = APKInstall.startSession(activity, pkg) {
launchApp(activity, pkg)
}
val cmd = "adb_pm_install $repack ${activity.applicationInfo.uid}"
if (!Shell.su(cmd).exec().isSuccess) {
APKInstall.install(activity, repack)
receiver.waitIntent()?.let { activity.startActivity(it) }
try {
session.install(activity, repack)
} catch (e: IOException) {
Timber.e(e)
return false
}
session.waitIntent()?.let { activity.startActivity(it) }
return true
}
@Suppress("DEPRECATION")
suspend fun hide(activity: Activity, label: String) {
val dialog = android.app.ProgressDialog(activity).apply {
val dialog = ProgressDialog(activity).apply {
setTitle(activity.getString(R.string.hide_app_title))
isIndeterminate = true
setCancelable(false)
@ -148,24 +151,28 @@ object HideAPK {
}
}
@DelicateCoroutinesApi
@Suppress("DEPRECATION")
fun restore(activity: Activity) {
val dialog = android.app.ProgressDialog(activity).apply {
val dialog = ProgressDialog(activity).apply {
setTitle(activity.getString(R.string.restore_img_msg))
isIndeterminate = true
setCancelable(false)
show()
}
val apk = StubApk.current(activity)
val receiver = APKInstall.register(activity, APPLICATION_ID) {
val session = APKInstall.startSession(activity, APPLICATION_ID) {
launchApp(activity, APPLICATION_ID)
dialog.dismiss()
}
val cmd = "adb_pm_install $apk ${activity.applicationInfo.uid}"
Shell.su(cmd).submit(Shell.EXECUTOR) { ret ->
if (ret.isSuccess) return@submit
APKInstall.install(activity, apk)
receiver.waitIntent()?.let { activity.startActivity(it) }
GlobalScope.launch(Dispatchers.IO) {
try {
session.install(activity, apk)
} catch (e: IOException) {
Timber.e(e)
return@launch
}
session.waitIntent()?.let { activity.startActivity(it) }
}
}
}

1
buildSrc/src/main/java/Codegen.kt
View File

@ -99,6 +99,7 @@ fun genStubManifest(srcDir: File, outDir: File): String {
| <intent-filter>
| <action android:name="android.intent.action.LOCALE_CHANGED" />
| <action android:name="android.intent.action.UID_REMOVED" />
| <action android:name="android.intent.action.MY_PACKAGE_REPLACED" />
| </intent-filter>
| <intent-filter>
| <action android:name="android.intent.action.PACKAGE_REPLACED" />

14
stub/src/main/java/com/topjohnwu/magisk/DownloadActivity.java
View File

@ -26,6 +26,7 @@ import org.json.JSONException;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import javax.crypto.Cipher;
import javax.crypto.CipherInputStream;
@ -126,10 +127,15 @@ public class DownloadActivity extends Activity {
if (dynLoad) {
runOnUiThread(onSuccess);
} else {
var receiver = APKInstall.register(this, BuildConfig.APPLICATION_ID, onSuccess);
APKInstall.install(this, file);
Intent intent = receiver.waitIntent();
if (intent != null) startActivity(intent);
var session = APKInstall.startSession(this);
try {
session.install(this, file);
Intent intent = session.waitIntent();
if (intent != null)
startActivity(intent);
} catch (IOException e) {
e.printStackTrace();
}
}
});
}