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Commit 9918cc4e authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "TEMP: Repair user sensitive read phone flags" into rvc-dev am: d5d8f6b6 

Change-Id: I36e9a4f04cea3e8cd8b1f413ffe874062db39ff1
parents 8c952be9 d5d8f6b6

services/core/java/com/android/server/policy/PermissionPolicyService.java

+45 −0
Original line number Diff line number Diff line
@@ -16,14 +16,17 @@ 


package com.android.server.policy;



import static android.Manifest.permission.READ_PHONE_STATE;

import static android.app.AppOpsManager.MODE_ALLOWED;

import static android.app.AppOpsManager.MODE_FOREGROUND;

import static android.app.AppOpsManager.MODE_IGNORED;

import static android.app.AppOpsManager.OP_NONE;

import static android.content.pm.PackageManager.FLAG_PERMISSION_APPLY_RESTRICTION;

import static android.content.pm.PackageManager.FLAG_PERMISSION_AUTO_REVOKED;

import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED;

import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKED_COMPAT;

import static android.content.pm.PackageManager.GET_PERMISSIONS;

import static android.content.pm.PackageManager.MATCH_ALL;



import android.annotation.NonNull;

import android.annotation.Nullable;
@@ -42,6 +45,7 @@ import android.content.pm.PackageManagerInternal; 
import android.content.pm.PackageManagerInternal.PackageListObserver;

import android.content.pm.PermissionInfo;

import android.os.Build;

import android.os.Handler;

import android.os.Process;

import android.os.RemoteException;

import android.os.ServiceManager;
@@ -53,6 +57,7 @@ import android.provider.Telephony; 
import android.telecom.TelecomManager;

import android.util.ArrayMap;

import android.util.ArraySet;

import android.util.Log;

import android.util.LongSparseLongArray;

import android.util.Pair;

import android.util.Slog;
@@ -318,12 +323,52 @@ public final class PermissionPolicyService extends SystemService { 
        // Force synchronization as permissions might have changed

        synchronizePermissionsAndAppOpsForUser(userId);



        restoreReadPhoneStatePermissions();



        // Tell observers we are initialized for this user.

        if (callback != null) {

            callback.onInitialized(userId);

        }

    }



    /**

     * Ensure READ_PHONE_STATE user sensitive flags are assigned properly

     * TODO ntmyren: Remove once propagated, and state is repaired

     */

    private void restoreReadPhoneStatePermissions() {

        PermissionControllerManager manager = new PermissionControllerManager(this.getContext(),

                Handler.getMain());

        PackageManager pm = getContext().getPackageManager();

        List<PackageInfo> packageInfos = pm.getInstalledPackages(MATCH_ALL | GET_PERMISSIONS);

        for (int i = packageInfos.size() - 1; i >= 0; i--) {

            PackageInfo pI = packageInfos.get(i);

            if (pI.requestedPermissions == null) {

                continue;

            }



            boolean hasReadPhoneState = false;

            for (int j = pI.requestedPermissions.length - 1; j >= 0; j--) {

                if (pI.requestedPermissions[j].equals(READ_PHONE_STATE)) {

                    hasReadPhoneState = true;

                }

            }

            if (!hasReadPhoneState) {

                continue;

            }



            Log.i(LOG_TAG, "Updating read phone state for " + pI.packageName + " "

                    + pI.applicationInfo.uid);

            manager.updateUserSensitiveForApp(pI.applicationInfo.uid);



            UserHandle user = UserHandle.getUserHandleForUid(pI.applicationInfo.uid);

            int permFlags = pm.getPermissionFlags(READ_PHONE_STATE, pI.packageName, user);

            if ((permFlags & FLAG_PERMISSION_AUTO_REVOKED) != 0) {

                pm.updatePermissionFlags(READ_PHONE_STATE, pI.packageName,

                        FLAG_PERMISSION_AUTO_REVOKED, 0, user);

            }

        }

    }



    @Override

    public void onStopUser(@UserIdInt int userId) {

        if (DEBUG) Slog.i(LOG_TAG, "onStopUser(" + userId + ")");