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[DO NOT MERGE] Revert "Remove VCN Carrier Privilege grace period"

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This reverts commit fb4a590dbc.

This change brings back the grace period built in VCN because
the carrier privileges grace period is turn off.

Bug: 229418673
Test: atest FrameworksVcnTests CtsVcnTestCases
Change-Id: I85738c969c2bf78da33beaebe5863432948b7735
This commit is contained in:
Rambo Wang
2022-05-19 21:22:37 +00:00
parent 23ed66f130
commit 3a8a004d2a
2 changed files with 136 additions and 22 deletions
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100
tests/vcn/java/com/android/server/VcnManagementServiceTest.java
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@@ -23,6 +23,7 @@ import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
import static android.net.vcn.VcnManager.VCN_STATUS_CODE_ACTIVE;
import static android.net.vcn.VcnManager.VCN_STATUS_CODE_SAFE_MODE;
import static android.telephony.SubscriptionManager.INVALID_SUBSCRIPTION_ID;
import static android.telephony.TelephonyManager.CARRIER_PRIVILEGE_STATUS_HAS_ACCESS;
import static android.telephony.TelephonyManager.CARRIER_PRIVILEGE_STATUS_NO_ACCESS;
@@ -276,7 +277,6 @@ public class VcnManagementServiceTest {
@Test
public void testSystemReady() throws Exception {
mVcnMgmtSvc.systemReady();
mTestLooper.dispatchAll();
verify(mConnMgr).registerNetworkProvider(any(VcnNetworkProvider.class));
verify(mSubscriptionTracker).register();
@@ -494,8 +494,10 @@ public class VcnManagementServiceTest {
mVcnMgmtSvc.addVcnUnderlyingNetworkPolicyListener(mMockPolicyListener);
triggerSubscriptionTrackerCbAndGetSnapshot(null, Collections.emptySet());
mTestLooper.dispatchAll();
// Verify teardown after delay
mTestLooper.moveTimeForward(VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS);
mTestLooper.dispatchAll();
verify(vcn).teardownAsynchronously();
verify(mMockPolicyListener).onPolicyChanged();
}
@@ -521,6 +523,92 @@ public class VcnManagementServiceTest {
assertEquals(0, mVcnMgmtSvc.getAllVcns().size());
}
/**
* Tests an intermediate state where carrier privileges are marked as lost before active data
* subId changes during a SIM ejection.
*
* <p>The expected outcome is that the VCN is torn down after a delay, as opposed to
* immediately.
*/
@Test
public void testTelephonyNetworkTrackerCallbackLostCarrierPrivilegesBeforeActiveDataSubChanges()
throws Exception {
setupActiveSubscription(TEST_UUID_2);
final TelephonySubscriptionTrackerCallback cb = getTelephonySubscriptionTrackerCallback();
final Vcn vcn = startAndGetVcnInstance(TEST_UUID_2);
// Simulate privileges lost
triggerSubscriptionTrackerCbAndGetSnapshot(
TEST_SUBSCRIPTION_ID,
TEST_UUID_2,
Collections.emptySet(),
Collections.emptyMap(),
false /* hasCarrierPrivileges */);
// Verify teardown after delay
mTestLooper.moveTimeForward(VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS);
mTestLooper.dispatchAll();
verify(vcn).teardownAsynchronously();
}
@Test
public void testTelephonyNetworkTrackerCallbackSimSwitchesDoNotKillVcnInstances()
throws Exception {
setupActiveSubscription(TEST_UUID_2);
final TelephonySubscriptionTrackerCallback cb = getTelephonySubscriptionTrackerCallback();
final Vcn vcn = startAndGetVcnInstance(TEST_UUID_2);
// Simulate SIM unloaded
triggerSubscriptionTrackerCbAndGetSnapshot(
INVALID_SUBSCRIPTION_ID,
null /* activeDataSubscriptionGroup */,
Collections.emptySet(),
Collections.emptyMap(),
false /* hasCarrierPrivileges */);
// Simulate new SIM loaded right during teardown delay.
mTestLooper.moveTimeForward(
VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS / 2);
mTestLooper.dispatchAll();
triggerSubscriptionTrackerCbAndGetSnapshot(TEST_UUID_2, Collections.singleton(TEST_UUID_2));
// Verify that even after the full timeout duration, the VCN instance is not torn down
mTestLooper.moveTimeForward(VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS);
mTestLooper.dispatchAll();
verify(vcn, never()).teardownAsynchronously();
}
@Test
public void testTelephonyNetworkTrackerCallbackDoesNotKillNewVcnInstances() throws Exception {
setupActiveSubscription(TEST_UUID_2);
final TelephonySubscriptionTrackerCallback cb = getTelephonySubscriptionTrackerCallback();
final Vcn oldInstance = startAndGetVcnInstance(TEST_UUID_2);
// Simulate SIM unloaded
triggerSubscriptionTrackerCbAndGetSnapshot(null, Collections.emptySet());
// Config cleared, SIM reloaded & config re-added right before teardown delay, staring new
// vcnInstance.
mTestLooper.moveTimeForward(
VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS / 2);
mTestLooper.dispatchAll();
mVcnMgmtSvc.clearVcnConfig(TEST_UUID_2, TEST_PACKAGE_NAME);
triggerSubscriptionTrackerCbAndGetSnapshot(TEST_UUID_2, Collections.singleton(TEST_UUID_2));
final Vcn newInstance = startAndGetVcnInstance(TEST_UUID_2);
// Verify that new instance was different, and the old one was torn down
assertTrue(oldInstance != newInstance);
verify(oldInstance).teardownAsynchronously();
// Verify that even after the full timeout duration, the new VCN instance is not torn down
mTestLooper.moveTimeForward(VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS);
mTestLooper.dispatchAll();
verify(newInstance, never()).teardownAsynchronously();
}
@Test
public void testPackageChangeListenerRegistered() throws Exception {
verify(mMockContext).registerReceiver(any(BroadcastReceiver.class), argThat(filter -> {
@@ -910,8 +998,6 @@ public class VcnManagementServiceTest {
private void setupSubscriptionAndStartVcn(
int subId, ParcelUuid subGrp, boolean isVcnActive, boolean hasCarrierPrivileges) {
mVcnMgmtSvc.systemReady();
mTestLooper.dispatchAll();
triggerSubscriptionTrackerCbAndGetSnapshot(
subGrp,
Collections.singleton(subGrp),
@@ -1007,7 +1093,6 @@ public class VcnManagementServiceTest {
private void setupTrackedCarrierWifiNetwork(NetworkCapabilities caps) {
mVcnMgmtSvc.systemReady();
mTestLooper.dispatchAll();
final ArgumentCaptor<NetworkCallback> captor =
ArgumentCaptor.forClass(NetworkCallback.class);
@@ -1252,14 +1337,15 @@ public class VcnManagementServiceTest {
true /* isActive */,
true /* hasCarrierPrivileges */);
// VCN is currently active. Lose carrier privileges for TEST_PACKAGE so the VCN goes
// inactive.
// VCN is currently active. Lose carrier privileges for TEST_PACKAGE and hit teardown
// timeout so the VCN goes inactive.
final TelephonySubscriptionSnapshot snapshot =
triggerSubscriptionTrackerCbAndGetSnapshot(
TEST_UUID_1,
Collections.singleton(TEST_UUID_1),
Collections.singletonMap(TEST_SUBSCRIPTION_ID, TEST_UUID_1),
false /* hasCarrierPrivileges */);
mTestLooper.moveTimeForward(VcnManagementService.CARRIER_PRIVILEGES_LOST_TEARDOWN_DELAY_MS);
mTestLooper.dispatchAll();
// Giving TEST_PACKAGE privileges again will restart the VCN (which will indicate ACTIVE