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Merge "Restrict the getter of where the app launched from" into sc-qpr1-dev

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This commit is contained in:
Riddle Hsu
2021-08-19 10:34:40 +00:00
committed by Android (Google) Code Review
parent 1957020797 1d6bc4e187
commit 0e40c2c994
1 changed files with 31 additions and 1 deletions
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32
services/core/java/com/android/server/wm/ActivityClientController.java
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@@ -21,6 +21,8 @@ import static android.app.ActivityTaskManager.INVALID_TASK_ID;
import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED;
import static android.os.Process.INVALID_UID;
import static android.os.Process.SYSTEM_UID;
import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER;
import static android.service.voice.VoiceInteractionSession.SHOW_SOURCE_APPLICATION;
import static android.view.Display.DEFAULT_DISPLAY;
@@ -53,6 +55,7 @@ import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManagerInternal;
import android.content.pm.ParceledListSlice;
import android.content.pm.ResolveInfo;
import android.content.res.Configuration;
@@ -64,6 +67,7 @@ import android.os.PersistableBundle;
import android.os.RemoteException;
import android.os.SystemClock;
import android.os.Trace;
import android.os.UserHandle;
import android.service.voice.VoiceInteractionManagerInternal;
import android.util.Slog;
import android.view.RemoteAnimationDefinition;
@@ -74,6 +78,7 @@ import com.android.internal.policy.IKeyguardDismissCallback;
import com.android.internal.protolog.common.ProtoLog;
import com.android.server.LocalServices;
import com.android.server.Watchdog;
import com.android.server.pm.parsing.pkg.AndroidPackage;
import com.android.server.uri.NeededUriGrants;
import com.android.server.vr.VrManagerInternal;
@@ -557,20 +562,45 @@ class ActivityClientController extends IActivityClientController.Stub {
@Override
public int getLaunchedFromUid(IBinder token) {
if (!canGetLaunchedFrom()) {
return INVALID_UID;
}
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
return r != null ? r.launchedFromUid : android.os.Process.INVALID_UID;
return r != null ? r.launchedFromUid : INVALID_UID;
}
}
@Override
public String getLaunchedFromPackage(IBinder token) {
if (!canGetLaunchedFrom()) {
return null;
}
synchronized (mGlobalLock) {
final ActivityRecord r = ActivityRecord.forTokenLocked(token);
return r != null ? r.launchedFromPackage : null;
}
}
/** Whether the caller can get the package or uid that launched its activity. */
private boolean canGetLaunchedFrom() {
final int uid = Binder.getCallingUid();
if (UserHandle.getAppId(uid) == SYSTEM_UID) {
return true;
}
final PackageManagerInternal pm = mService.mWindowManager.mPmInternal;
final AndroidPackage callingPkg = pm.getPackage(uid);
if (callingPkg == null) {
return false;
}
if (callingPkg.isSignedWithPlatformKey()) {
return true;
}
final String[] installerNames = pm.getKnownPackageNames(
PackageManagerInternal.PACKAGE_INSTALLER, UserHandle.getUserId(uid));
return installerNames.length > 0 && callingPkg.getPackageName().equals(installerNames[0]);
}
@Override
public void setRequestedOrientation(IBinder token, int requestedOrientation) {
final long origId = Binder.clearCallingIdentity();