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Commit c8391347 authored by Android Build Coastguard Worker's avatar Android Build Coastguard Worker
Browse files

Merge cherrypicks of ['googleplex-android-review.googlesource.com/36472673',... 

Merge cherrypicks of ['googleplex-android-review.googlesource.com/36472673', 'googleplex-android-review.googlesource.com/36645551'] into 25Q2-release.

Change-Id: I81da5e1eeba6c415256c2f0e304f3f9296a6a272
parents 7449f708 4d488a6a

services/core/java/com/android/server/wm/BackgroundActivityStartController.java

+4 −19
Original line number Diff line number Diff line
@@ -309,7 +309,6 @@ public class BackgroundActivityStartController { 
        private final int mCallingPid;

        private final @ActivityTaskManagerService.AppSwitchState int mAppSwitchState;

        private final boolean mCallingUidHasVisibleActivity;

        private final boolean mCallingUidHasVisibleNotPinnedActivity;

        private final boolean mCallingUidHasNonAppVisibleWindow;

        private final @ActivityManager.ProcessState int mCallingUidProcState;

        private final boolean mIsCallingUidPersistentSystemProcess;
@@ -319,7 +318,6 @@ public class BackgroundActivityStartController { 
        private final int mRealCallingUid;

        private final int mRealCallingPid;

        private final boolean mRealCallingUidHasVisibleActivity;

        private final boolean mRealCallingUidHasVisibleNotPinnedActivity;

        private final boolean mRealCallingUidHasNonAppVisibleWindow;

        private final @ActivityManager.ProcessState int mRealCallingUidProcState;

        private final boolean mIsRealCallingUidPersistentSystemProcess;
@@ -410,8 +408,6 @@ public class BackgroundActivityStartController { 
                    mCallingUidProcState <= ActivityManager.PROCESS_STATE_PERSISTENT_UI;

            mCallingUidHasVisibleActivity =

                    getService().mVisibleActivityProcessTracker.hasVisibleActivity(callingUid);

            mCallingUidHasVisibleNotPinnedActivity = getService().mVisibleActivityProcessTracker

                    .hasVisibleNotPinnedActivity(callingUid);

            mCallingUidHasNonAppVisibleWindow = getService().mActiveUids.hasNonAppVisibleWindow(

                    callingUid);

            if (realCallingUid == NO_PROCESS_UID) {
@@ -419,13 +415,11 @@ public class BackgroundActivityStartController { 
                mRealCallingUidProcState = PROCESS_STATE_NONEXISTENT;

                mRealCallingUidHasVisibleActivity = false;

                mRealCallingUidHasNonAppVisibleWindow = false;

                mRealCallingUidHasVisibleNotPinnedActivity = false;

                mRealCallerApp = null;

                mIsRealCallingUidPersistentSystemProcess = false;

            } else if (callingUid == realCallingUid) {

                mRealCallingUidProcState = mCallingUidProcState;

                mRealCallingUidHasVisibleActivity = mCallingUidHasVisibleActivity;

                mRealCallingUidHasVisibleNotPinnedActivity = mCallingUidHasVisibleNotPinnedActivity;

                mRealCallingUidHasNonAppVisibleWindow = mCallingUidHasNonAppVisibleWindow;

                // In the PendingIntent case callerApp is not passed in, so resolve it ourselves.

                mRealCallerApp = callerApp == null
@@ -437,9 +431,6 @@ public class BackgroundActivityStartController { 
                mRealCallingUidHasVisibleActivity =

                        getService().mVisibleActivityProcessTracker.hasVisibleActivity(

                                realCallingUid);

                mRealCallingUidHasVisibleNotPinnedActivity =

                        getService().mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(

                                realCallingUid);

                mRealCallingUidHasNonAppVisibleWindow =

                        getService().mActiveUids.hasNonAppVisibleWindow(realCallingUid);

                mRealCallerApp = getService().getProcessController(realCallingPid, realCallingUid);
@@ -573,8 +564,6 @@ public class BackgroundActivityStartController { 
            sb.append("; callingPid: ").append(mCallingPid);

            sb.append("; appSwitchState: ").append(mAppSwitchState);

            sb.append("; callingUidHasVisibleActivity: ").append(mCallingUidHasVisibleActivity);

            sb.append("; callingUidHasVisibleNotPinnedActivity: ")

                    .append(mCallingUidHasVisibleNotPinnedActivity);

            sb.append("; callingUidHasNonAppVisibleWindow: ").append(

                    mCallingUidHasNonAppVisibleWindow);

            sb.append("; callingUidProcState: ").append(DebugUtils.valueToString(
@@ -609,8 +598,6 @@ public class BackgroundActivityStartController { 
                sb.append("; realCallingPid: ").append(mRealCallingPid);

                sb.append("; realCallingUidHasVisibleActivity: ")

                        .append(mRealCallingUidHasVisibleActivity);

                sb.append("; realCallingUidHasVisibleNotPinnedActivity: ")

                        .append(mRealCallingUidHasVisibleNotPinnedActivity);

                sb.append("; realCallingUidHasNonAppVisibleWindow: ")

                        .append(mRealCallingUidHasNonAppVisibleWindow);

                sb.append("; realCallingUidProcState: ").append(DebugUtils.valueToString(
@@ -1050,9 +1037,8 @@ public class BackgroundActivityStartController { 
        final boolean appSwitchAllowedOrFg = state.mAppSwitchState == APP_SWITCH_ALLOW

                || state.mAppSwitchState == APP_SWITCH_FG_ONLY

                || isHomeApp(state.mCallingUid, state.mCallingPackage);

        if (appSwitchAllowedOrFg && state.mCallingUidHasVisibleNotPinnedActivity) {

            return new BalVerdict(BAL_ALLOW_VISIBLE_WINDOW,

                    "callingUid has visible non-pinned window");

        if (appSwitchAllowedOrFg && state.mCallingUidHasVisibleActivity) {

            return new BalVerdict(BAL_ALLOW_VISIBLE_WINDOW, "callingUid has visible window");

        }

        return BalVerdict.BLOCK;

    };
@@ -1180,9 +1166,8 @@ public class BackgroundActivityStartController { 
        final boolean appSwitchAllowedOrFg = state.mAppSwitchState == APP_SWITCH_ALLOW

                || state.mAppSwitchState == APP_SWITCH_FG_ONLY

                || isHomeApp(state.mRealCallingUid, state.mRealCallingPackage);

        if (appSwitchAllowedOrFg && state.mRealCallingUidHasVisibleNotPinnedActivity) {

            return new BalVerdict(BAL_ALLOW_VISIBLE_WINDOW,

                    "realCallingUid has visible non-pinned window");

        if (appSwitchAllowedOrFg && state.mRealCallingUidHasVisibleActivity) {

            return new BalVerdict(BAL_ALLOW_VISIBLE_WINDOW, "realCallingUid has visible window");

        }

        return BalVerdict.BLOCK;

    };

services/core/java/com/android/server/wm/BackgroundLaunchProcessController.java

+4 −7
Original line number Diff line number Diff line
@@ -120,8 +120,7 @@ class BackgroundLaunchProcessController { 
    BalVerdict areBackgroundActivityStartsAllowed(

            int pid, int uid, String packageName,

            int appSwitchState, BalCheckConfiguration checkConfiguration,

            boolean hasActivityInVisibleTask, boolean inPinnedWindow,

            boolean hasBackgroundActivityStartPrivileges,

            boolean hasActivityInVisibleTask, boolean hasBackgroundActivityStartPrivileges,

            long lastStopAppSwitchesTime, long lastActivityLaunchTime,

            long lastActivityFinishTime) {

        // Allow if the proc is instrumenting with background activity starts privs.
@@ -148,11 +147,9 @@ class BackgroundLaunchProcessController { 
                    : BAL_ALLOW_VISIBLE_WINDOW, /*background*/

                    "process bound by foreground uid");

        }

        // Allow if the caller has an activity in any foreground task, unless it's a pinned window

        // and not a foreground service start.

        if ((checkConfiguration.isCheckingForFgsStart || !inPinnedWindow)

                && checkConfiguration.checkOtherExemptions

                && hasActivityInVisibleTask && appSwitchState != APP_SWITCH_DISALLOW) {

        // Allow if the caller has an activity in any foreground task.

        if (checkConfiguration.checkOtherExemptions && hasActivityInVisibleTask

                && appSwitchState != APP_SWITCH_DISALLOW) {

            return new BalVerdict(BAL_ALLOW_FOREGROUND, /*background*/

                    "process has activity in foreground task");

        }

services/core/java/com/android/server/wm/VisibleActivityProcessTracker.java

+2 −10
Original line number Diff line number Diff line
@@ -80,22 +80,14 @@ class VisibleActivityProcessTracker { 
     * {@link ActivityRecord#mVisibleRequested} or {@link ActivityRecord#isVisible()} is true.

     */

    boolean hasVisibleActivity(int uid) {

        return match(uid, WindowContainer.alwaysTruePredicate());

    }



    /**

     * Returns {@code true} if the uid has a process that contains an activity with

     * {@link ActivityRecord#mVisibleRequested} or {@link ActivityRecord#isVisible()} is true.

     */

    boolean hasVisibleNotPinnedActivity(int uid) {

        return match(uid, wpc -> !wpc.inPinnedWindowingMode());

        return match(uid, null /* predicate */);

    }



    private boolean match(int uid, Predicate<WindowProcessController> predicate) {

        synchronized (mProcMap) {

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

                final WindowProcessController wpc = mProcMap.keyAt(i);

                if (wpc.mUid == uid && predicate.test(wpc)) {

                if (wpc.mUid == uid && (predicate == null || predicate.test(wpc))) {

                    return true;

                }

            }

services/core/java/com/android/server/wm/WindowProcessController.java

+1 −2
Original line number Diff line number Diff line
@@ -727,8 +727,7 @@ public class WindowProcessController extends ConfigurationContainer<Configuratio 
            int appSwitchState, BalCheckConfiguration checkConfiguration) {

        return mBgLaunchController.areBackgroundActivityStartsAllowed(mPid, mUid,

                mInfo.packageName, appSwitchState, checkConfiguration,

                hasActivityInVisibleTask(), inPinnedWindowingMode(),

                mInstrumentingWithBackgroundActivityStartPrivileges,

                hasActivityInVisibleTask(), mInstrumentingWithBackgroundActivityStartPrivileges,

                mAtm.getLastStopAppSwitchesTime(),

                mLastActivityLaunchTime, mLastActivityFinishTime);

    }

services/tests/wmtests/src/com/android/server/wm/BackgroundActivityStartControllerExemptionTests.java

+8 −106
Original line number Diff line number Diff line
@@ -50,7 +50,6 @@ import android.platform.test.annotations.Presubmit; 
import android.platform.test.annotations.RequiresFlagsEnabled;

import android.platform.test.flag.junit.CheckFlagsRule;

import android.platform.test.flag.junit.DeviceFlagsValueProvider;

import android.platform.test.flag.junit.SetFlagsRule;

import android.provider.DeviceConfig;

import android.util.Pair;

import android.view.WindowManager;
@@ -65,7 +64,6 @@ import com.android.window.flags.Flags; 


import org.junit.After;

import org.junit.Before;

import org.junit.ClassRule;

import org.junit.Rule;

import org.junit.Test;

import org.junit.runner.RunWith;
@@ -90,10 +88,6 @@ import java.util.Set; 
@RunWith(JUnit4.class)

public class BackgroundActivityStartControllerExemptionTests {



    @ClassRule

    public static final SetFlagsRule.ClassRule mClassRule = new SetFlagsRule.ClassRule();

    @Rule public final SetFlagsRule mSetFlagsRule = mClassRule.createSetFlagsRule();



    private static final int REGULAR_UID_1 = 10100;

    private static final int REGULAR_UID_2 = 10200;

    private static final int NO_UID = -1;
@@ -271,8 +265,6 @@ public class BackgroundActivityStartControllerExemptionTests { 


        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(callingUid))).thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(callingUid)))

                .thenReturn(false);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call
@@ -285,7 +277,6 @@ public class BackgroundActivityStartControllerExemptionTests { 
                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("callingUidHasVisibleActivity: true");

        assertThat(balState.toString()).contains("callingUidHasVisibleNotPinnedActivity: false");

        assertThat(balState.toString()).contains("callingUidHasNonAppVisibleWindow: false");



        // call
@@ -294,47 +285,8 @@ public class BackgroundActivityStartControllerExemptionTests { 
        balState.setResultForCaller(callerVerdict);



        // assertions

        assertWithMessage(balState + " -> " + callerVerdict)

                .that(callerVerdict.getCode())

                .isEqualTo(BAL_BLOCK);

    }



    @Test

    public void testCaller_appHasVisiblePinnedWindow() {

        int callingUid = REGULAR_UID_1;

        int callingPid = REGULAR_PID_1;

        final String callingPackage = REGULAR_PACKAGE_1;

        int realCallingUid = REGULAR_UID_2;

        int realCallingPid = REGULAR_PID_2;



        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(callingUid))).thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(callingUid)))

                .thenReturn(true);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call

        PendingIntentRecord originatingPendingIntent = mPendingIntentRecord;

        boolean allowBalExemptionForSystemProcess = false;

        Intent intent = TEST_INTENT;

        ActivityOptions checkedOptions = mCheckedOptions;

        BackgroundActivityStartController.BalState balState = mController.new BalState(callingUid,

                callingPid, callingPackage, realCallingUid, realCallingPid, mCallerApp,

                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("callingUidHasVisibleActivity: true");

        assertThat(balState.toString()).contains("callingUidHasVisibleNotPinnedActivity: true");

        assertThat(balState.toString()).contains("callingUidHasNonAppVisibleWindow: false");



        // call

        BalVerdict callerVerdict = mController.checkBackgroundActivityStartAllowedByCaller(

                balState);

        balState.setResultForCaller(callerVerdict);



        // assertions

        assertWithMessage(balState + " -> " + callerVerdict)

                .that(callerVerdict.getCode())

                .isEqualTo(BAL_ALLOW_VISIBLE_WINDOW);

        assertWithMessage(balState.toString()).that(callerVerdict.getCode()).isEqualTo(

                BAL_ALLOW_VISIBLE_WINDOW);

    }



    @Test
@@ -346,10 +298,8 @@ public class BackgroundActivityStartControllerExemptionTests { 
        int realCallingPid = REGULAR_PID_2;



        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(realCallingUid)))

                .thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(realCallingUid)))

                .thenReturn(false);

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(realCallingUid))).thenReturn(

                true);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call
@@ -362,8 +312,6 @@ public class BackgroundActivityStartControllerExemptionTests { 
                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("realCallingUidHasVisibleActivity: true");

        assertThat(balState.toString())

                .contains("realCallingUidHasVisibleNotPinnedActivity: false");

        assertThat(balState.toString()).contains("realCallingUidHasNonAppVisibleWindow: false");



        // call
@@ -372,48 +320,8 @@ public class BackgroundActivityStartControllerExemptionTests { 
        balState.setResultForRealCaller(realCallerVerdict);



        // assertions

        assertWithMessage(balState + " -> " + realCallerVerdict)

                .that(realCallerVerdict.getCode())

                .isEqualTo(BAL_BLOCK);

    }



    @Test

    public void testRealCaller_appHasNotPinnedVisibleWindow() {

        int callingUid = REGULAR_UID_1;

        int callingPid = REGULAR_PID_1;

        final String callingPackage = REGULAR_PACKAGE_1;

        int realCallingUid = REGULAR_UID_2;

        int realCallingPid = REGULAR_PID_2;



        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(realCallingUid)))

                .thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(realCallingUid)))

                .thenReturn(true);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call

        PendingIntentRecord originatingPendingIntent = mPendingIntentRecord;

        boolean allowBalExemptionForSystemProcess = false;

        Intent intent = TEST_INTENT;

        ActivityOptions checkedOptions = mCheckedOptions;

        BackgroundActivityStartController.BalState balState = mController.new BalState(callingUid,

                callingPid, callingPackage, realCallingUid, realCallingPid, mCallerApp,

                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("realCallingUidHasVisibleActivity: true");

        assertThat(balState.toString()).contains("realCallingUidHasVisibleNotPinnedActivity: true");

        assertThat(balState.toString()).contains("realCallingUidHasNonAppVisibleWindow: false");



        // call

        BalVerdict realCallerVerdict = mController.checkBackgroundActivityStartAllowedByRealCaller(

                balState);

        balState.setResultForRealCaller(realCallerVerdict);



        // assertions

        assertWithMessage(balState + " -> " + realCallerVerdict)

                .that(realCallerVerdict.getCode())

                .isEqualTo(BAL_ALLOW_VISIBLE_WINDOW);

        assertWithMessage(balState.toString()).that(realCallerVerdict.getCode()).isEqualTo(

                BAL_ALLOW_VISIBLE_WINDOW);

    }



    @Test
@@ -497,8 +405,6 @@ public class BackgroundActivityStartControllerExemptionTests { 


        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(callingUid))).thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(callingUid)))

                .thenReturn(true);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call
@@ -513,7 +419,6 @@ public class BackgroundActivityStartControllerExemptionTests { 
                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("callingUidHasVisibleActivity: true");

        assertThat(balState.toString()).contains("callingUidHasVisibleNotPinnedActivity: true");

        assertThat(balState.toString()).contains("callingUidHasNonAppVisibleWindow: false");



        // call
@@ -536,10 +441,8 @@ public class BackgroundActivityStartControllerExemptionTests { 
        int realCallingPid = REGULAR_PID_2;



        // setup state

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(realCallingUid)))

                .thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleNotPinnedActivity(eq(realCallingUid)))

                .thenReturn(true);

        when(mVisibleActivityProcessTracker.hasVisibleActivity(eq(realCallingUid))).thenReturn(

                true);

        when(mService.getBalAppSwitchesState()).thenReturn(APP_SWITCH_ALLOW);



        // prepare call
@@ -554,7 +457,6 @@ public class BackgroundActivityStartControllerExemptionTests { 
                originatingPendingIntent, allowBalExemptionForSystemProcess, mResultRecord, intent,

                checkedOptions);

        assertThat(balState.toString()).contains("realCallingUidHasVisibleActivity: true");

        assertThat(balState.toString()).contains("realCallingUidHasVisibleNotPinnedActivity: true");

        assertThat(balState.toString()).contains("realCallingUidHasNonAppVisibleWindow: false");



        // call