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193 lines
7.3 KiB
Java
193 lines
7.3 KiB
Java
package com.fox2code.mmm.installer;
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import android.content.Context;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.fox2code.mmm.Constants;
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import com.fox2code.mmm.MainApplication;
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import com.fox2code.mmm.NotificationType;
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import com.fox2code.mmm.utils.io.Files;
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import com.topjohnwu.superuser.NoShellException;
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import com.topjohnwu.superuser.Shell;
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import java.io.File;
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import java.util.ArrayList;
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import timber.log.Timber;
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public class InstallerInitializer extends Shell.Initializer {
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public static final int ERROR_NO_PATH = 1;
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public static final int ERROR_NO_SU = 2;
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public static final int ERROR_OTHER = 3;
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private static final File MAGISK_SBIN = new File("/sbin/magisk");
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private static final File MAGISK_SYSTEM = new File("/system/bin/magisk");
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private static final File MAGISK_SYSTEM_EX = new File("/system/xbin/magisk");
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private static final boolean HAS_MAGISK = MAGISK_SBIN.exists() || MAGISK_SYSTEM.exists() || MAGISK_SYSTEM_EX.exists();
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private static String MAGISK_PATH;
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private static int MAGISK_VERSION_CODE;
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private static boolean HAS_RAMDISK;
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@Nullable
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public static NotificationType getErrorNotification() {
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Boolean hasRoot = Shell.isAppGrantedRoot();
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if (MAGISK_PATH != null && hasRoot != Boolean.FALSE) {
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return null;
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}
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if (!HAS_MAGISK) {
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return NotificationType.NO_MAGISK;
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} else if (hasRoot != Boolean.TRUE) {
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return NotificationType.ROOT_DENIED;
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}
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return NotificationType.NO_ROOT;
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}
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public static String peekMagiskPath() {
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return InstallerInitializer.MAGISK_PATH;
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}
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public static String peekMirrorPath() {
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return InstallerInitializer.MAGISK_PATH == null ? null : InstallerInitializer.MAGISK_PATH + "/.magisk/mirror";
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}
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public static String peekModulesPath() {
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return InstallerInitializer.MAGISK_PATH == null ? null : InstallerInitializer.MAGISK_PATH + "/.magisk/modules";
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}
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public static int peekMagiskVersion() {
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return InstallerInitializer.MAGISK_VERSION_CODE;
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}
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public static boolean peekHasRamdisk() {
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return InstallerInitializer.HAS_RAMDISK;
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}
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public static void tryGetMagiskPathAsync(Callback callback) {
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tryGetMagiskPathAsync(callback, false);
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}
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public static void tryGetMagiskPathAsync(Callback callback, boolean forceCheck) {
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final String MAGISK_PATH = InstallerInitializer.MAGISK_PATH;
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Thread thread = new Thread("Magisk GetPath Thread") {
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@Override
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public void run() {
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if (MAGISK_PATH != null && !forceCheck) {
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callback.onPathReceived(MAGISK_PATH);
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return;
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}
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int error;
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String MAGISK_PATH = null;
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try {
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MAGISK_PATH = tryGetMagiskPath(forceCheck);
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error = ERROR_NO_PATH;
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} catch (NoShellException e) {
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error = ERROR_NO_SU;
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Timber.w(e);
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} catch (Exception e) {
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error = ERROR_OTHER;
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Timber.e(e);
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}
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if (forceCheck) {
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InstallerInitializer.MAGISK_PATH = MAGISK_PATH;
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if (MAGISK_PATH == null) {
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InstallerInitializer.MAGISK_VERSION_CODE = 0;
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}
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}
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if (MAGISK_PATH != null) {
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MainApplication.setHasGottenRootAccess(true);
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callback.onPathReceived(MAGISK_PATH);
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} else {
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MainApplication.setHasGottenRootAccess(false);
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callback.onFailure(error);
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}
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}
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};
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thread.start();
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}
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private static String tryGetMagiskPath(boolean forceCheck) {
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String MAGISK_PATH = InstallerInitializer.MAGISK_PATH;
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int MAGISK_VERSION_CODE;
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boolean HAS_RAMDISK;
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if (MAGISK_PATH != null && !forceCheck) return MAGISK_PATH;
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ArrayList<String> output = new ArrayList<>();
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if (!Shell.cmd("magisk -V", "magisk --path").to(output).exec().isSuccess()) {
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// log the output of each command
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if (output.size() > 0) {
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for (String line : output) {
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Timber.w("Could not run magisk: %s", line);
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}
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} else {
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Timber.w("Could not run magisk");
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}
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return null;
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}
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if (output.size() != 2) {
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return null;
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}
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HAS_RAMDISK = "true".equalsIgnoreCase(System.getProperty("ro.build.ab_update"));
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InstallerInitializer.HAS_RAMDISK = HAS_RAMDISK;
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MAGISK_PATH = output.get(1);
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Timber.i("Magisk runtime path: %s", MAGISK_PATH);
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MAGISK_VERSION_CODE = Integer.parseInt(output.get(0));
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Timber.i("Magisk version code: %s", MAGISK_VERSION_CODE);
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if (MAGISK_VERSION_CODE >= Constants.MAGISK_VER_CODE_FLAT_MODULES && MAGISK_VERSION_CODE < Constants.MAGISK_VER_CODE_PATH_SUPPORT && (MAGISK_PATH.isEmpty() || !Files.existsSU(new File(MAGISK_PATH)))) {
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MAGISK_PATH = "/sbin";
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}
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if (MAGISK_PATH.length() != 0 && Files.existsSU(new File(MAGISK_PATH))) {
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InstallerInitializer.MAGISK_PATH = MAGISK_PATH;
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} else {
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Timber.e("Failed to get Magisk path (Got " + MAGISK_PATH + ")");
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MAGISK_PATH = null;
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}
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InstallerInitializer.MAGISK_VERSION_CODE = MAGISK_VERSION_CODE;
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return MAGISK_PATH;
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}
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@Override
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public boolean onInit(@NonNull Context context, @NonNull Shell shell) {
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// open a new shell
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shell.newJob().add("id").exec().getOut();
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// if Shell.isAppGrantedRoot() returns null, loop until it doesn't
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if (Shell.isAppGrantedRoot() == null) {
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Timber.w("Waiting for root access...");
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while (Shell.isAppGrantedRoot() == null) {
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try {
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//noinspection BusyWait
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Thread.sleep(100);
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} catch (InterruptedException e) {
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Timber.e(e);
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}
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}
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}
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boolean hasRoot = Boolean.TRUE.equals(Shell.isAppGrantedRoot());
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if (!hasRoot) {
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Timber.w("No root access, or libsu is misreporting");
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return false;
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}
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// switch to global namespace
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// first, try to copy /data/adb/magisk/busybox to /data/local/tmp
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// if that fails, return false
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if (shell.newJob().add("cp -f /data/adb/magisk/busybox /data/local/tmp").exec().isSuccess()) {
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// switch to local namespace
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// first check if nsenter is available
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if (!shell.newJob().add("which nsenter").exec().isSuccess()) {
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Timber.w("nsenter cmd unavailable");
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return shell.newJob().add("export ASH_STANDALONE=1; /data/local/tmp/busybox ash").exec().isSuccess();
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} else {
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return shell.newJob().add("export ASH_STANDALONE=1; nsenter -t 1 -m -u /data/local/tmp/busybox ash").exec().isSuccess();
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}
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} else {
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Timber.w("Could not copy bb");
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return false;
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}
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}
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public interface Callback {
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void onPathReceived(String path);
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void onFailure(int error);
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}
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}
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