Merge changes If2201f39,Ia1c366c5

* changes:
  Stop calling Vpn#updateCapabilities in CS.
  Stop accessing VPNs in checkConnectivityDiagnosticsPermissions.

services/core/java/com/android/server/ConnectivityService.java

@@ -4821,15 +4821,6 @@ public class ConnectivityService extends IConnectivityManager.Stub
         }
     }
 
-    private void updateVpnCapabilities(Vpn vpn, @Nullable NetworkCapabilities nc) {
-        ensureRunningOnConnectivityServiceThread();
-        NetworkAgentInfo vpnNai = getNetworkAgentInfoForNetId(vpn.getNetId());
-        if (vpnNai == null || nc == null) {
-            return;
-        }
-        updateCapabilities(vpnNai.getCurrentScore(), vpnNai, nc);
-    }
-
     @Override
     public boolean updateLockdownVpn() {
         if (Binder.getCallingUid() != Process.SYSTEM_UID) {
@@ -5169,28 +5160,22 @@ public class ConnectivityService extends IConnectivityManager.Stub
 
     private void onUserAdded(int userId) {
         mPermissionMonitor.onUserAdded(userId);
-        Network defaultNetwork = getNetwork(getDefaultNetwork());
         synchronized (mVpns) {
             final int vpnsSize = mVpns.size();
             for (int i = 0; i < vpnsSize; i++) {
                 Vpn vpn = mVpns.valueAt(i);
                 vpn.onUserAdded(userId);
-                NetworkCapabilities nc = vpn.updateCapabilities(defaultNetwork);
-                updateVpnCapabilities(vpn, nc);
             }
         }
     }
 
     private void onUserRemoved(int userId) {
         mPermissionMonitor.onUserRemoved(userId);
-        Network defaultNetwork = getNetwork(getDefaultNetwork());
         synchronized (mVpns) {
             final int vpnsSize = mVpns.size();
             for (int i = 0; i < vpnsSize; i++) {
                 Vpn vpn = mVpns.valueAt(i);
                 vpn.onUserRemoved(userId);
-                NetworkCapabilities nc = vpn.updateCapabilities(defaultNetwork);
-                updateVpnCapabilities(vpn, nc);
             }
         }
     }
@@ -8276,13 +8261,12 @@ public class ConnectivityService extends IConnectivityManager.Stub
             return false;
         }
 
-        final Network[] underlyingNetworks;
+        for (NetworkAgentInfo virtual : mNetworkAgentInfos.values()) {
-        synchronized (mVpns) {
+            if (virtual.supportsUnderlyingNetworks()
-            final Vpn vpn = getVpnIfOwner(callbackUid);
+                    && virtual.networkCapabilities.getOwnerUid() == callbackUid
-            underlyingNetworks = (vpn == null) ? null : vpn.getUnderlyingNetworks();
+                    && ArrayUtils.contains(virtual.declaredUnderlyingNetworks, nai.network)) {
-        }
+                return true;
-        if (underlyingNetworks != null) {
+            }
-            if (Arrays.asList(underlyingNetworks).contains(nai.network)) return true;
         }
 
         // Administrator UIDs also contains the Owner UID

tests/net/java/com/android/server/ConnectivityServiceTest.java

@@ -1058,7 +1058,9 @@ public class ConnectivityServiceTest {
 
         public void setUids(Set<UidRange> uids) {
             mNetworkCapabilities.setUids(uids);
-            updateCapabilitiesInternal(null /* defaultNetwork */, true);
+            if (mAgentRegistered) {
+                mMockNetworkAgent.setNetworkCapabilities(mNetworkCapabilities, true);
+            }
         }
 
         public void setVpnType(int vpnType) {
@@ -1147,28 +1149,6 @@ public class ConnectivityServiceTest {
             mMockNetworkAgent.sendLinkProperties(lp);
         }
 
-        private NetworkCapabilities updateCapabilitiesInternal(Network defaultNetwork,
-                boolean sendToConnectivityService) {
-            if (!mAgentRegistered) return null;
-            super.updateCapabilities(defaultNetwork);
-            // Because super.updateCapabilities will update the capabilities of the agent but
-            // not the mock agent, the mock agent needs to know about them.
-            copyCapabilitiesToNetworkAgent(sendToConnectivityService);
-            return new NetworkCapabilities(mNetworkCapabilities);
-        }
-
-        private void copyCapabilitiesToNetworkAgent(boolean sendToConnectivityService) {
-            if (null != mMockNetworkAgent) {
-                mMockNetworkAgent.setNetworkCapabilities(mNetworkCapabilities,
-                        sendToConnectivityService);
-            }
-        }
-
-        @Override
-        public NetworkCapabilities updateCapabilities(Network defaultNetwork) {
-            return updateCapabilitiesInternal(defaultNetwork, false);
-        }
-
         public void disconnect() {
             if (mMockNetworkAgent != null) mMockNetworkAgent.disconnect();
             mAgentRegistered = false;
@@ -7442,20 +7422,14 @@ public class ConnectivityServiceTest {
         setupLocationPermissions(Build.VERSION_CODES.Q, true, AppOpsManager.OPSTR_FINE_LOCATION,
                 Manifest.permission.ACCESS_FINE_LOCATION);
 
-        // setUp() calls mockVpn() which adds a VPN with the Test Runner's uid. Configure it to be
-        // active
-        final VpnInfo info = new VpnInfo();
-        info.ownerUid = Process.myUid();
-        info.vpnIface = VPN_IFNAME;
-        mMockVpn.setVpnInfo(info);
-
         mMockVpn.establishForMyUid();
-        waitForIdle();
 
+        // Wait for networks to connect and broadcasts to be sent before removing permissions.
+        waitForIdle();
         mServiceContext.setPermission(android.Manifest.permission.NETWORK_STACK, PERMISSION_DENIED);
 
-
         assertTrue(mService.setUnderlyingNetworksForVpn(new Network[] {network}));
+        waitForIdle();
         assertTrue(
                 "Active VPN permission not applied",
                 mService.checkConnectivityDiagnosticsPermissions(
@@ -7463,6 +7437,7 @@ public class ConnectivityServiceTest {
                         mContext.getOpPackageName()));
 
         assertTrue(mService.setUnderlyingNetworksForVpn(null));
+        waitForIdle();
         assertFalse(
                 "VPN shouldn't receive callback on non-underlying network",
                 mService.checkConnectivityDiagnosticsPermissions(