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Commit cefa3d77 authored by Hui Yu's avatar Hui Yu
Browse files

Allow deviceProvisioningPackage to start foreground service from the 

background.

Even when the deviceProvisioningPackage is background-restricted aka in
the forced-app-standby mode.

Bug: 286115374
Bug: 279767668
Test: atest cts/tests/app/src/android/app/cts/ActivityManagerFgsBgStartTest.java

Change-Id: I114d168943fa721375bacd0762d9b66fec6f6a86
parent 2537e164

services/core/java/com/android/server/am/ActiveServices.java

+18 −2
Original line number Diff line number Diff line
@@ -406,6 +406,8 @@ public final class ActiveServices { 
    // allowlisted packageName.

    ArraySet<String> mAllowListWhileInUsePermissionInFgs = new ArraySet<>();



    String mCachedDeviceProvisioningPackage;



    // TODO: remove this after feature development is done

    private static final SimpleDateFormat DATE_FORMATTER =

            new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@@ -480,7 +482,8 @@ public final class ActiveServices { 
                // (REASON_ALARM_MANAGER_ALARM_CLOCK), allow it to continue and do not stop it,

                // even the app is background-restricted.

                if (r.isForeground

                        && r.mAllowStartForegroundAtEntering != REASON_ALARM_MANAGER_ALARM_CLOCK) {

                        && r.mAllowStartForegroundAtEntering != REASON_ALARM_MANAGER_ALARM_CLOCK

                        && !isDeviceProvisioningPackage(r.packageName)) {

                    toStop.add(r);

                }

            }
@@ -879,7 +882,8 @@ public final class ActiveServices { 
        boolean forcedStandby = false;

        if (bgLaunch

                && appRestrictedAnyInBackground(appUid, appPackageName)

                && !isTempAllowedByAlarmClock(appUid)) {

                && !isTempAllowedByAlarmClock(appUid)

                && !isDeviceProvisioningPackage(appPackageName)) {

            if (DEBUG_FOREGROUND_SERVICE) {

                Slog.d(TAG, "Forcing bg-only service start only for " + r.shortInstanceName

                        + " : bgLaunch=" + bgLaunch + " callerFg=" + callerFg);
@@ -1917,6 +1921,9 @@ public final class ActiveServices { 
     */

    private boolean isForegroundServiceAllowedInBackgroundRestricted(ProcessRecord app) {

        final ProcessStateRecord state = app.mState;

        if (isDeviceProvisioningPackage(app.info.packageName)) {

            return true;

        }

        if (!state.isBackgroundRestricted()

                || state.getSetProcState() <= ActivityManager.PROCESS_STATE_BOUND_TOP) {

            return true;
@@ -8528,4 +8535,13 @@ public final class ActiveServices { 
        }

        return results;

    }



    private boolean isDeviceProvisioningPackage(String packageName) {

        if (mCachedDeviceProvisioningPackage == null) {

            mCachedDeviceProvisioningPackage = mAm.mContext.getResources().getString(

                    com.android.internal.R.string.config_deviceProvisioningPackage);

        }

        return mCachedDeviceProvisioningPackage != null

                && mCachedDeviceProvisioningPackage.equals(packageName);

    }

}