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Commit 73b494d8 authored by Kweku Adams's avatar Kweku Adams Committed by Automerger Merge Worker
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Merge "Give headless system apps a higher min balance." into udc-dev am: a1cb804a 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22229729



Change-Id: I19399a9a11dae42718631d1663205409d5c588e0
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 7af55aae a1cb804a

apex/jobscheduler/service/java/com/android/server/tare/AlarmManagerEconomicPolicy.java

+1 −1
Original line number Diff line number Diff line
@@ -182,7 +182,7 @@ public class AlarmManagerEconomicPolicy extends EconomicPolicy { 
        if (mIrs.isPackageExempted(userId, pkgName)) {

            return mMinSatiatedBalanceExempted;

        }

        if (mIrs.isHeadlessSystemApp(pkgName)) {

        if (mIrs.isHeadlessSystemApp(userId, pkgName)) {

            return mMinSatiatedBalanceHeadlessSystemApp;

        }

        // TODO: take other exemptions into account

apex/jobscheduler/service/java/com/android/server/tare/InstalledPackageInfo.java

+38 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ import android.annotation.Nullable; 
import android.annotation.UserIdInt;

import android.app.AppGlobals;

import android.content.Context;

import android.content.Intent;

import android.content.PermissionChecker;

import android.content.pm.ApplicationInfo;

import android.content.pm.InstallSourceInfo;
@@ -35,9 +36,23 @@ import com.android.internal.util.ArrayUtils; 
class InstalledPackageInfo {

    static final int NO_UID = -1;



    /**

     * Flags to use when querying for front door activities. Disabled components are included

     * are included for completeness since the app can enable them at any time.

     */

    private static final int HEADLESS_APP_QUERY_FLAGS = PackageManager.MATCH_DIRECT_BOOT_AWARE

            | PackageManager.MATCH_DIRECT_BOOT_UNAWARE

            | PackageManager.MATCH_DISABLED_COMPONENTS;



    public final int uid;

    public final String packageName;

    public final boolean hasCode;

    /**

     * Whether the app is a system app that is "headless." Headless in this context means that

     * the app doesn't have any "front door" activities --- activities that would show in the

     * launcher.

     */

    public final boolean isHeadlessSystemApp;

    public final boolean isSystemInstaller;

    @Nullable

    public final String installerPackageName;
@@ -48,6 +63,17 @@ class InstalledPackageInfo { 
        uid = applicationInfo == null ? NO_UID : applicationInfo.uid;

        packageName = packageInfo.packageName;

        hasCode = applicationInfo != null && applicationInfo.hasCode();



        final PackageManager packageManager = context.getPackageManager();

        final Intent frontDoorActivityIntent = new Intent(Intent.ACTION_MAIN)

                .addCategory(Intent.CATEGORY_LAUNCHER)

                .setPackage(packageName);

        isHeadlessSystemApp = applicationInfo != null

                && (applicationInfo.isSystemApp() || applicationInfo.isUpdatedSystemApp())

                && ArrayUtils.isEmpty(

                        packageManager.queryIntentActivitiesAsUser(

                                frontDoorActivityIntent, HEADLESS_APP_QUERY_FLAGS, userId));



        isSystemInstaller = applicationInfo != null

                && ArrayUtils.indexOf(

                packageInfo.requestedPermissions, Manifest.permission.INSTALL_PACKAGES) >= 0
@@ -65,4 +91,16 @@ class InstalledPackageInfo { 
        installerPackageName =

                installSourceInfo == null ? null : installSourceInfo.getInstallingPackageName();

    }



    @Override

    public String toString() {

        return "IPO{"

                + "uid=" + uid

                + ", pkgName=" + packageName

                + (hasCode ? " HAS_CODE" : "")

                + (isHeadlessSystemApp ? " HEADLESS_SYSTEM" : "")

                + (isSystemInstaller ? " SYSTEM_INSTALLER" : "")

                + ", installer=" + installerPackageName

                + '}';

    }

}

apex/jobscheduler/service/java/com/android/server/tare/InternalResourceService.java

+40 −1
Original line number Diff line number Diff line
@@ -501,12 +501,16 @@ public class InternalResourceService extends SystemService { 
        }

    }



    boolean isHeadlessSystemApp(@NonNull String pkgName) {

    boolean isHeadlessSystemApp(final int userId, @NonNull String pkgName) {

        if (pkgName == null) {

            Slog.wtfStack(TAG, "isHeadlessSystemApp called with null package");

            return false;

        }

        synchronized (mLock) {

            final InstalledPackageInfo ipo = getInstalledPackageInfo(userId, pkgName);

            if (ipo != null && ipo.isHeadlessSystemApp) {

                return true;

            }

            // The wellbeing app is pre-set on the device, not expected to be interacted with

            // much by the user, but can be expected to do work in the background on behalf of

            // the user. As such, it's a pseudo-headless system app, so treat it as a headless
@@ -1754,6 +1758,10 @@ public class InternalResourceService extends SystemService { 
            pw.print("Exempted apps", mExemptedApps);

            pw.println();



            pw.println();

            pw.print("Wellbeing app=");

            pw.println(mWellbeingPackage == null ? "None" : mWellbeingPackage);



            boolean printedVips = false;

            pw.println();

            pw.print("VIPs:");
@@ -1832,6 +1840,37 @@ public class InternalResourceService extends SystemService { 


            pw.println();

            mAnalyst.dump(pw);



            // Put this at the end since this may be a lot and we want to have the earlier

            // information easily accessible.

            boolean printedInterestingIpos = false;

            pw.println();

            pw.print("Interesting apps:");

            pw.increaseIndent();

            for (int u = 0; u < mPkgCache.numMaps(); ++u) {

                for (int p = 0; p < mPkgCache.numElementsForKeyAt(u); ++p) {

                    final InstalledPackageInfo ipo = mPkgCache.valueAt(u, p);



                    // Printing out every single app will be too much. Only print apps that

                    // have some interesting characteristic.

                    final boolean isInteresting = ipo.hasCode

                            && ipo.isHeadlessSystemApp

                            && !UserHandle.isCore(ipo.uid);

                    if (!isInteresting) {

                        continue;

                    }



                    printedInterestingIpos = true;

                    pw.println();

                    pw.print(ipo);

                }

            }

            if (printedInterestingIpos) {

                pw.println();

            } else {

                pw.print(" None");

            }

            pw.decreaseIndent();

        }

    }

}

apex/jobscheduler/service/java/com/android/server/tare/JobSchedulerEconomicPolicy.java

+1 −1
Original line number Diff line number Diff line
@@ -197,7 +197,7 @@ public class JobSchedulerEconomicPolicy extends EconomicPolicy { 
        final long baseBalance;

        if (mIrs.isPackageExempted(userId, pkgName)) {

            baseBalance = mMinSatiatedBalanceExempted;

        } else if (mIrs.isHeadlessSystemApp(pkgName)) {

        } else if (mIrs.isHeadlessSystemApp(userId, pkgName)) {

            baseBalance = mMinSatiatedBalanceHeadlessSystemApp;

        } else {

            baseBalance = mMinSatiatedBalanceOther;

services/tests/mockingservicestests/src/com/android/server/tare/AlarmManagerEconomicPolicyTest.java

+3 −3
Original line number Diff line number Diff line
@@ -150,7 +150,7 @@ public class AlarmManagerEconomicPolicyTest { 
                mEconomicPolicy.getMaxSatiatedBalance(0, pkgExempted));



        final String pkgHeadlessSystemApp = "com.pkg.headless_system_app";

        when(mIrs.isHeadlessSystemApp(eq(pkgHeadlessSystemApp))).thenReturn(true);

        when(mIrs.isHeadlessSystemApp(anyInt(), eq(pkgHeadlessSystemApp))).thenReturn(true);

        assertEquals(EconomyManager.DEFAULT_AM_MIN_SATIATED_BALANCE_HEADLESS_SYSTEM_APP_CAKES,

                mEconomicPolicy.getMinSatiatedBalance(0, pkgHeadlessSystemApp));

        assertEquals(EconomyManager.DEFAULT_AM_MAX_SATIATED_BALANCE_CAKES,
@@ -184,7 +184,7 @@ public class AlarmManagerEconomicPolicyTest { 
        when(mIrs.isPackageExempted(anyInt(), eq(pkgExempted))).thenReturn(true);

        assertEquals(arcToCake(9), mEconomicPolicy.getMinSatiatedBalance(0, pkgExempted));

        final String pkgHeadlessSystemApp = "com.pkg.headless_system_app";

        when(mIrs.isHeadlessSystemApp(eq(pkgHeadlessSystemApp))).thenReturn(true);

        when(mIrs.isHeadlessSystemApp(anyInt(), eq(pkgHeadlessSystemApp))).thenReturn(true);

        assertEquals(arcToCake(8), mEconomicPolicy.getMinSatiatedBalance(0, pkgHeadlessSystemApp));

        assertEquals(arcToCake(7), mEconomicPolicy.getMinSatiatedBalance(0, "com.any.other.app"));

    }
@@ -212,7 +212,7 @@ public class AlarmManagerEconomicPolicyTest { 
        when(mIrs.isPackageExempted(anyInt(), eq(pkgExempted))).thenReturn(true);

        assertEquals(arcToCake(0), mEconomicPolicy.getMinSatiatedBalance(0, pkgExempted));

        final String pkgHeadlessSystemApp = "com.pkg.headless_system_app";

        when(mIrs.isHeadlessSystemApp(eq(pkgHeadlessSystemApp))).thenReturn(true);

        when(mIrs.isHeadlessSystemApp(anyInt(), eq(pkgHeadlessSystemApp))).thenReturn(true);

        assertEquals(arcToCake(0), mEconomicPolicy.getMinSatiatedBalance(0, pkgHeadlessSystemApp));

        assertEquals(arcToCake(0), mEconomicPolicy.getMinSatiatedBalance(0, "com.any.other.app"));