Improve partial connectivity
Improve the design and fix some nits.
Bug: 113450764
Test: 1. Build pass
2. atest FrameworksNetTests
3. atest NetworkStackTests
4. Change captive_portal_https_url to https://invalid.com
to simulate partial connectivity.
Change-Id: Ia56645841d00d2ed8406cfeacb86a4a27fd58650
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 524d5c6..8384ca0 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2552,19 +2552,11 @@
final boolean partialConnectivity =
(msg.arg1 == NETWORK_TEST_RESULT_PARTIAL_CONNECTIVITY)
- // If user accepts partial connectivity network, NetworkMonitor
- // will skip https probing. It will make partial connectivity
- // network becomes valid. But user still need to know this
- // network is limited. So, it's needed to refer to
- // acceptPartialConnectivity to add
- // NET_CAPABILITY_PARTIAL_CONNECTIVITY into NetworkCapabilities
- // of this network. So that user can see "Limited connection"
- // in the settings.
|| (nai.networkMisc.acceptPartialConnectivity
&& nai.partialConnectivity);
// Once a network is determined to have partial connectivity, it cannot
// go back to full connectivity without a disconnect.
- final boolean partialConnectivityChange =
+ final boolean partialConnectivityChanged =
(partialConnectivity && !nai.partialConnectivity);
final boolean valid = (msg.arg1 == NETWORK_TEST_RESULT_VALID);
@@ -2575,17 +2567,6 @@
nai.captivePortalLoginNotified = true;
showNetworkNotification(nai, NotificationType.LOGGED_IN);
}
- // If this network has just connected and partial connectivity has just been
- // detected, tell NetworkMonitor if the user accepted partial connectivity on a
- // previous connect.
- if ((msg.arg1 == NETWORK_TEST_RESULT_PARTIAL_CONNECTIVITY)
- && nai.networkMisc.acceptPartialConnectivity) {
- try {
- nai.networkMonitor().notifyAcceptPartialConnectivity();
- } catch (RemoteException e) {
- e.rethrowFromSystemServer();
- }
- }
final String redirectUrl = (msg.obj instanceof String) ? (String) msg.obj : "";
@@ -2615,7 +2596,7 @@
mNotifier.clearNotification(nai.network.netId,
NotificationType.LOST_INTERNET);
}
- } else if (partialConnectivityChange) {
+ } else if (partialConnectivityChanged) {
nai.partialConnectivity = partialConnectivity;
updateCapabilities(nai.getCurrentScore(), nai, nai.networkCapabilities);
}
@@ -3369,8 +3350,11 @@
// Tear down the network.
teardownUnneededNetwork(nai);
} else {
+ // Inform NetworkMonitor that partial connectivity is acceptable. This will likely
+ // result in a partial connectivity result which will be processed by
+ // maybeHandleNetworkMonitorMessage.
try {
- nai.networkMonitor().notifyAcceptPartialConnectivity();
+ nai.networkMonitor().setAcceptPartialConnectivity();
} catch (RemoteException e) {
e.rethrowFromSystemServer();
}
@@ -3578,6 +3562,9 @@
// because we're already prompting the user to sign in.
if (nai == null || nai.everValidated || nai.everCaptivePortalDetected
|| !nai.networkMisc.explicitlySelected || nai.networkMisc.acceptUnvalidated
+ // TODO: Once the value of acceptPartialConnectivity is moved to IpMemoryStore,
+ // we should reevaluate how to handle acceptPartialConnectivity when network just
+ // connected.
|| nai.networkMisc.acceptPartialConnectivity) {
return;
}
@@ -6386,6 +6373,9 @@
// NetworkMonitor seeing the correct LinkProperties when starting.
// TODO: pass LinkProperties to the NetworkMonitor in the notifyNetworkConnected call.
try {
+ if (networkAgent.networkMisc.acceptPartialConnectivity) {
+ networkAgent.networkMonitor().setAcceptPartialConnectivity();
+ }
networkAgent.networkMonitor().notifyNetworkConnected();
} catch (RemoteException e) {
e.rethrowFromSystemServer();
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index 3093629..c14d0af 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -495,7 +495,7 @@
try {
doAnswer(validateAnswer).when(mNetworkMonitor).notifyNetworkConnected();
doAnswer(validateAnswer).when(mNetworkMonitor).forceReevaluation(anyInt());
- doAnswer(validateAnswer).when(mNetworkMonitor).notifyAcceptPartialConnectivity();
+ doAnswer(validateAnswer).when(mNetworkMonitor).setAcceptPartialConnectivity();
} catch (RemoteException e) {
fail(e.getMessage());
}
@@ -2552,8 +2552,7 @@
verifyActiveNetwork(TRANSPORT_CELLULAR);
}
- // TODO: deflake and re-enable
- // @Test
+ @Test
public void testPartialConnectivity() {
// Register network callback.
NetworkRequest request = new NetworkRequest.Builder()
@@ -2587,7 +2586,7 @@
waitForIdle();
try {
verify(mWiFiNetworkAgent.mNetworkMonitor,
- timeout(TIMEOUT_MS).times(1)).notifyAcceptPartialConnectivity();
+ timeout(TIMEOUT_MS).times(1)).setAcceptPartialConnectivity();
} catch (RemoteException e) {
fail(e.getMessage());
}
@@ -2643,7 +2642,7 @@
waitForIdle();
try {
verify(mWiFiNetworkAgent.mNetworkMonitor,
- timeout(TIMEOUT_MS).times(1)).notifyAcceptPartialConnectivity();
+ timeout(TIMEOUT_MS).times(1)).setAcceptPartialConnectivity();
} catch (RemoteException e) {
fail(e.getMessage());
}
