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Implement OP_SYSTEM_EXEMPT_FROM_POWER_RESTRICTIONS exemption

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OP_SYSTEM_EXEMPT_FROM_POWER_RESTRICTIONS details:
* An app with this appop will be made exempt from all
  power restrictions, including app standby and doze.
* In addition, the app will be able to start fgs from
  the bg, and the user will not be able to stop fgs
  run by the app.

Changes:
* Implement the OP_SYSTEM_EXEMPT_FROM_POWER_RESTRICTIONS

Bug: 246330879
Test: atest PowerAllowlistBackendTest

Manual testing:
- Give OP_SYSTEM_EXEMPT_FROM_POWER_RESTRICTIONS appop to TestDPC app
- Verify the app can start fg services from the bg
- Verify fgs started by the app cannot be stopped
- Verify the app cannot be put into background restricted via Settings

Change-Id: If9e76076c59195f1e6e5f3eee3c8e7a0c754d8de
This commit is contained in:
Alex Johnston
2023-02-06 18:21:55 +00:00
parent 02c3e876f4
commit 2747dc6e8c
13 changed files with 57 additions and 53 deletions
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17
tests/robotests/src/com/android/settings/fuelgauge/BatteryBackupHelperTest.java
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@@ -81,6 +81,7 @@ public final class BatteryBackupHelperTest {
private static final String PACKAGE_NAME1 = "com.android.testing.1";
private static final String PACKAGE_NAME2 = "com.android.testing.2";
private static final String PACKAGE_NAME3 = "com.android.testing.3";
private static final int UID1 = 1;
private Context mContext;
private BatteryBackupHelper mBatteryBackupHelper;
@@ -208,7 +209,7 @@ public final class BatteryBackupHelperTest {
@Test
public void backupOptimizationMode_backupOptimizationMode() throws Exception {
final List<String> allowlistedApps = Arrays.asList(PACKAGE_NAME1);
createTestingData(PACKAGE_NAME1, PACKAGE_NAME2, PACKAGE_NAME3);
createTestingData(PACKAGE_NAME1, UID1, PACKAGE_NAME2, PACKAGE_NAME3);
mBatteryBackupHelper.backupOptimizationMode(mBackupDataOutput, allowlistedApps);
@@ -221,10 +222,10 @@ public final class BatteryBackupHelperTest {
public void backupOptimizationMode_backupOptimizationModeAndIgnoreSystemApp()
throws Exception {
final List<String> allowlistedApps = Arrays.asList(PACKAGE_NAME1);
createTestingData(PACKAGE_NAME1, PACKAGE_NAME2, PACKAGE_NAME3);
createTestingData(PACKAGE_NAME1, UID1, PACKAGE_NAME2, PACKAGE_NAME3);
// Sets "com.android.testing.1" as system app.
doReturn(true).when(mPowerAllowlistBackend).isSysAllowlisted(PACKAGE_NAME1);
doReturn(false).when(mPowerAllowlistBackend).isDefaultActiveApp(anyString());
doReturn(false).when(mPowerAllowlistBackend).isDefaultActiveApp(anyString(), anyInt());
mBatteryBackupHelper.backupOptimizationMode(mBackupDataOutput, allowlistedApps);
@@ -237,9 +238,9 @@ public final class BatteryBackupHelperTest {
public void backupOptimizationMode_backupOptimizationModeAndIgnoreDefaultApp()
throws Exception {
final List<String> allowlistedApps = Arrays.asList(PACKAGE_NAME1);
createTestingData(PACKAGE_NAME1, PACKAGE_NAME2, PACKAGE_NAME3);
createTestingData(PACKAGE_NAME1, UID1, PACKAGE_NAME2, PACKAGE_NAME3);
// Sets "com.android.testing.1" as device default app.
doReturn(true).when(mPowerAllowlistBackend).isDefaultActiveApp(PACKAGE_NAME1);
doReturn(true).when(mPowerAllowlistBackend).isDefaultActiveApp(PACKAGE_NAME1, UID1);
doReturn(false).when(mPowerAllowlistBackend).isSysAllowlisted(anyString());
mBatteryBackupHelper.backupOptimizationMode(mBackupDataOutput, allowlistedApps);
@@ -371,15 +372,15 @@ public final class BatteryBackupHelperTest {
assertThat(actualResultSet).isEqualTo(expectedResultSet);
}
private void createTestingData(
String packageName1, String packageName2, String packageName3) throws Exception {
private void createTestingData(String packageName1, int uid1, String packageName2,
String packageName3) throws Exception {
// Sets the getInstalledApplications() method for testing.
final UserInfo userInfo =
new UserInfo(/*userId=*/ 0, /*userName=*/ "google", /*flag=*/ 0);
doReturn(Arrays.asList(userInfo)).when(mUserManager).getProfiles(anyInt());
final ApplicationInfo applicationInfo1 = new ApplicationInfo();
applicationInfo1.enabled = true;
applicationInfo1.uid = 1;
applicationInfo1.uid = uid1;
applicationInfo1.packageName = packageName1;
final ApplicationInfo applicationInfo2 = new ApplicationInfo();
applicationInfo2.enabled = false;