Do not revalidate before network is ready am: 9572aa10c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/11807299

Change-Id: I9ba824d442f3878ccf912ac6862388491ab9ac32

2 files changed, 32 insertions, 0 deletions

diff --git a/src/com/android/server/connectivity/NetworkMonitor.java b/src/com/android/server/connectivity/NetworkMonitor.java
index d0f62b2..8493816 100755
--- a/src/com/android/server/connectivity/NetworkMonitor.java
+++ b/src/com/android/server/connectivity/NetworkMonitor.java
@@ -792,6 +792,11 @@ public class NetworkMonitor extends StateMachine {
                     return HANDLED;
                 case CMD_FORCE_REEVALUATION:
                 case CMD_CAPTIVE_PORTAL_RECHECK:
+                    if (getCurrentState() == mDefaultState) {
+                        // Before receiving CMD_NETWORK_CONNECTED (when still in mDefaultState),
+                        // requests to reevaluate are not valid: drop them.
+                        return HANDLED;
+                    }
                     String msg = "Forcing reevaluation for UID " + message.arg1;
                     final DnsStallDetector dsd = getDnsStallDetector();
                     if (dsd != null) {
diff --git a/tests/unit/src/com/android/server/connectivity/NetworkMonitorTest.java b/tests/unit/src/com/android/server/connectivity/NetworkMonitorTest.java
index 2422b77..00fe17c 100644
--- a/tests/unit/src/com/android/server/connectivity/NetworkMonitorTest.java
+++ b/tests/unit/src/com/android/server/connectivity/NetworkMonitorTest.java
@@ -69,6 +69,7 @@ import static org.junit.Assume.assumeTrue;
 import static org.mockito.ArgumentMatchers.anyBoolean;
 import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.after;
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.anyInt;
 import static org.mockito.Mockito.atLeastOnce;
@@ -1206,6 +1207,32 @@ public class NetworkMonitorTest {
     }
 
     @Test
+    public void testIsCaptivePortal_NoRevalidationBeforeNetworkConnected() throws Exception {
+        assumeTrue(CaptivePortalDataShimImpl.isSupported());
+
+        final NetworkMonitor nm = makeCellMeteredNetworkMonitor();
+
+        final LinkProperties lp = makeCapportLPs();
+
+        // LinkProperties changed, but NM should not revalidate before notifyNetworkConnected
+        nm.notifyLinkPropertiesChanged(lp);
+        verify(mHttpConnection, after(100).never()).getResponseCode();
+        verify(mHttpsConnection, never()).getResponseCode();
+        verify(mCapportApiConnection, never()).getResponseCode();
+
+        setValidProbes();
+        setApiContent(mCapportApiConnection, "{'captive': true, "
+                + "'user-portal-url': '" + TEST_LOGIN_URL + "'}");
+
+        // After notifyNetworkConnected, validation uses the capport API contents
+        nm.notifyNetworkConnected(lp, CELL_METERED_CAPABILITIES);
+        verifyNetworkTested(VALIDATION_RESULT_PORTAL, 0 /* probesSucceeded */, TEST_LOGIN_URL);
+
+        verify(mHttpConnection, never()).getResponseCode();
+        verify(mCapportApiConnection).getResponseCode();
+    }
+
+    @Test
     public void testIsCaptivePortal_CapportApiNotPortalNotValidated() throws Exception {
         assumeTrue(CaptivePortalDataShimImpl.isSupported());
         setSslException(mHttpsConnection);