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Code Issues Packages Projects Releases 1 Wiki Activity

Update SafetyNet

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topjohnwu
2019-01-30 17:11:03 -05:00
parent 3e9174deed
commit 454abc388b
6 changed files with 247 additions and 226 deletions
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app-core/src/main/java/com/topjohnwu/magisk/tasks/SafetyNet.java
-51
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@@ -1,51 +0,0 @@
package com.topjohnwu.magisk.tasks;
import android.app.Activity;
import com.topjohnwu.magisk.App;
import com.topjohnwu.magisk.Const;
import com.topjohnwu.magisk.utils.ISafetyNetHelper;
import com.topjohnwu.magisk.utils.Topic;
import com.topjohnwu.net.Networking;
import com.topjohnwu.superuser.Shell;
import java.io.File;
import dalvik.system.DexClassLoader;
public class SafetyNet {
public static final File EXT_APK =
new File(App.self.getFilesDir().getParent() + "/snet", "snet.apk");
private static void dyRun(Activity activity) throws Exception {
DexClassLoader loader = new DexClassLoader(EXT_APK.getPath(), EXT_APK.getParent(),
null, ISafetyNetHelper.class.getClassLoader());
Class<?> clazz = loader.loadClass("com.topjohnwu.snet.Snet");
ISafetyNetHelper helper = (ISafetyNetHelper) clazz.getMethod("newHelper",
Class.class, String.class, Activity.class, Object.class)
.invoke(null, ISafetyNetHelper.class, EXT_APK.getPath(), activity,
(ISafetyNetHelper.Callback) code ->
Topic.publish(false, Topic.SNET_CHECK_DONE, code));
if (helper.getVersion() < Const.SNET_EXT_VER)
throw new Exception();
helper.attest();
}
public static void check(Activity activity) {
try {
dyRun(activity);
} catch (Exception ignored) {
Shell.sh("rm -rf " + EXT_APK.getParent()).exec();
EXT_APK.getParentFile().mkdir();
Networking.get(Const.Url.SNET_URL).getAsFile(EXT_APK, f -> {
try {
dyRun(activity);
} catch (Exception e) {
e.printStackTrace();
Topic.publish(false, Topic.SNET_CHECK_DONE, -1);
}
});
}
}
}