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[core] Verify apk (#1145) 

* [core] Verify apk

* 1

* 2

* Update ConfigFileManager.java

* 3

Co-authored-by: Wang Han <wanghan1995315@gmail.com>
This commit is contained in:
vvb2060 2021-09-20 23:15:19 +08:00 committed by GitHub
parent d605a84f91
commit 8a469ee5a9
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1 changed files with 36 additions and 18 deletions
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54
core/src/main/java/org/lsposed/lspd/service/ConfigFileManager.java
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@ -3,6 +3,8 @@ package org.lsposed.lspd.service;
import static org.lsposed.lspd.service.ServiceManager.TAG; import static org.lsposed.lspd.service.ServiceManager.TAG;
import static org.lsposed.lspd.service.ServiceManager.toGlobalNamespace; import static org.lsposed.lspd.service.ServiceManager.toGlobalNamespace;
import android.app.ActivityThread;
import android.content.Context;
import android.content.res.AssetManager; import android.content.res.AssetManager;
import android.content.res.Resources; import android.content.res.Resources;
import android.os.ParcelFileDescriptor; import android.os.ParcelFileDescriptor;
@ -15,9 +17,10 @@ import android.util.Log;
import androidx.annotation.Nullable; import androidx.annotation.Nullable;
import org.lsposed.lspd.BuildConfig;
import org.lsposed.lspd.models.PreLoadedApk; import org.lsposed.lspd.models.PreLoadedApk;
import org.lsposed.lspd.util.InstallerVerifier;
import org.lsposed.lspd.util.Utils; import org.lsposed.lspd.util.Utils;
import org.w3c.dom.ls.LSResourceResolver;
import java.io.BufferedReader; import java.io.BufferedReader;
import java.io.File; import java.io.File;
@ -49,7 +52,7 @@ import java.util.zip.ZipFile;
public class ConfigFileManager { public class ConfigFileManager {
static final Path basePath = Paths.get("/data/adb/lspd"); static final Path basePath = Paths.get("/data/adb/lspd");
static final File managerApkPath = basePath.resolve("manager.apk").toFile(); private static final Path managerApkPath = basePath.resolve("manager.apk");
private static final Path lockPath = basePath.resolve("lock"); private static final Path lockPath = basePath.resolve("lock");
private static final Path configDirPath = basePath.resolve("config"); private static final Path configDirPath = basePath.resolve("config");
static final File dbPath = configDirPath.resolve("modules_config.db").toFile(); static final File dbPath = configDirPath.resolve("modules_config.db").toFile();
@ -59,8 +62,8 @@ public class ConfigFileManager {
DateTimeFormatter.ISO_LOCAL_DATE_TIME.withZone(Utils.getZoneId()); DateTimeFormatter.ISO_LOCAL_DATE_TIME.withZone(Utils.getZoneId());
@SuppressWarnings("FieldCanBeLocal") @SuppressWarnings("FieldCanBeLocal")
private static FileLocker locker = null; private static FileLocker locker = null;
private static Resources res = null;
private static final Resources res; private static ParcelFileDescriptor fd = null;
static { static {
try { try {
@ -71,20 +74,10 @@ public class ConfigFileManager {
} catch (IOException e) { } catch (IOException e) {
Log.e(TAG, Log.getStackTraceString(e)); Log.e(TAG, Log.getStackTraceString(e));
} }
Resources tmpRes;
try {
AssetManager am = AssetManager.class.newInstance();
Method addAssetPath = AssetManager.class.getDeclaredMethod("addAssetPath", String.class);
addAssetPath.setAccessible(true);
addAssetPath.invoke(am, managerApkPath.getAbsolutePath());
tmpRes = new Resources(am, null, null);
} catch (Throwable e) {
tmpRes = null;
}
res = tmpRes;
} }
public static Resources getResources() { public static Resources getResources() {
loadLocale();
return res; return res;
} }
@ -125,17 +118,42 @@ public class ConfigFileManager {
return productLanguage + "-" + productRegion; return productLanguage + "-" + productRegion;
} }
private static void loadLocale() {
if (res != null) return;
try {
AssetManager am = AssetManager.class.newInstance();
//noinspection JavaReflectionMemberAccess DiscouragedPrivateApi
Method addAssetPath = AssetManager.class.getDeclaredMethod("addAssetPath", String.class);
addAssetPath.setAccessible(true);
addAssetPath.invoke(am, managerApkPath.toString());
//noinspection deprecation
res = new Resources(am, null, null);
} catch (Throwable e) {
Log.e(TAG, Log.getStackTraceString(e));
}
}
static void reloadLocale() { static void reloadLocale() {
loadLocale();
Locale locale = Locale.forLanguageTag(readLocale()); Locale locale = Locale.forLanguageTag(readLocale());
Locale.setDefault(locale); Locale.setDefault(locale);
var conf = res.getConfiguration(); var conf = res.getConfiguration();
conf.setLocale(Locale.forLanguageTag(readLocale())); conf.setLocale(Locale.forLanguageTag(readLocale()));
//noinspection deprecation
res.updateConfiguration(conf, res.getDisplayMetrics()); res.updateConfiguration(conf, res.getDisplayMetrics());
} }
static ParcelFileDescriptor getManagerApk() throws FileNotFoundException { static ParcelFileDescriptor getManagerApk() throws FileNotFoundException, IOException {
SELinux.setFileContext(managerApkPath.getAbsolutePath(), "u:object_r:system_file:s0"); if (fd != null) return fd.dup();
return ParcelFileDescriptor.open(managerApkPath.getAbsoluteFile(), ParcelFileDescriptor.MODE_READ_ONLY); if (!InstallerVerifier.verifyInstallerSignature(managerApkPath.toString())) return null;
Context ctx = ActivityThread.currentActivityThread().getSystemContext();
var info = ctx.getPackageManager().getPackageArchiveInfo(managerApkPath.toString(), 0);
if (info.versionCode != BuildConfig.VERSION_CODE) return null;
if (!BuildConfig.VERSION_NAME.equals(info.versionName)) return null;
SELinux.setFileContext(managerApkPath.toString(), "u:object_r:system_file:s0");
fd = ParcelFileDescriptor.open(managerApkPath.toFile(), ParcelFileDescriptor.MODE_READ_ONLY);
return fd.dup();
} }
static void deleteFolderIfExists(Path target) throws IOException { static void deleteFolderIfExists(Path target) throws IOException {