[automerger skipped] Merge "ClatCoordinator: dump BPF forwarding rules" into tm-dev am: b2db0b5119 -s ours

am skip reason: Merged-In I597709663477b62005b0bc5cc1bf0fc22743e10b with SHA-1 707675511a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/17988444

Change-Id: I2e96d8e3c9d8335d9fbe7f00d6c8867b200cdce9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
index d79edb4..9076dca 100644
--- a/Tethering/apex/Android.bp
+++ b/Tethering/apex/Android.bp
@@ -70,9 +70,9 @@
     canned_fs_config: "canned_fs_config",
     bpfs: [
         "block.o",
-        "clatd.o_mainline",
+        "clatd.o",
         "dscp_policy.o",
-        "netd.o_mainline",
+        "netd.o",
         "offload.o",
         "test.o",
     ],
diff --git a/bpf_progs/Android.bp b/bpf_progs/Android.bp
index 1fe0e9a..0e7b22d 100644
--- a/bpf_progs/Android.bp
+++ b/bpf_progs/Android.bp
@@ -97,7 +97,7 @@
 }
 
 bpf {
-    name: "clatd.o_mainline",
+    name: "clatd.o",
     srcs: ["clatd.c"],
     cflags: [
         "-Wall",
@@ -110,7 +110,7 @@
 }
 
 bpf {
-    name: "netd.o_mainline",
+    name: "netd.o",
     srcs: ["netd.c"],
     cflags: [
         "-Wall",
diff --git a/bpf_progs/bpf_tethering.h b/bpf_progs/bpf_tethering.h
index b0ec8f6..f9ef6ef 100644
--- a/bpf_progs/bpf_tethering.h
+++ b/bpf_progs/bpf_tethering.h
@@ -73,10 +73,6 @@
 #define STRUCT_SIZE(name, size) _Static_assert(sizeof(name) == (size), "Incorrect struct size.")
 
 
-#define BPF_PATH_TETHER BPF_PATH "tethering/"
-
-#define TETHER_STATS_MAP_PATH BPF_PATH_TETHER "map_offload_tether_stats_map"
-
 typedef uint32_t TetherStatsKey;  // upstream ifindex
 
 typedef struct {
@@ -89,19 +85,9 @@
 } TetherStatsValue;
 STRUCT_SIZE(TetherStatsValue, 6 * 8);  // 48
 
-#define TETHER_LIMIT_MAP_PATH BPF_PATH_TETHER "map_offload_tether_limit_map"
-
 typedef uint32_t TetherLimitKey;    // upstream ifindex
 typedef uint64_t TetherLimitValue;  // in bytes
 
-#define TETHER_DOWNSTREAM6_TC_PROG_RAWIP_NAME "prog_offload_schedcls_tether_downstream6_rawip"
-#define TETHER_DOWNSTREAM6_TC_PROG_ETHER_NAME "prog_offload_schedcls_tether_downstream6_ether"
-
-#define TETHER_DOWNSTREAM6_TC_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM6_TC_PROG_RAWIP_NAME
-#define TETHER_DOWNSTREAM6_TC_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM6_TC_PROG_ETHER_NAME
-
-#define TETHER_DOWNSTREAM6_MAP_PATH BPF_PATH_TETHER "map_offload_tether_downstream6_map"
-
 // For now tethering offload only needs to support downstreams that use 6-byte MAC addresses,
 // because all downstream types that are currently supported (WiFi, USB, Bluetooth and
 // Ethernet) have 6-byte MAC addresses.
@@ -121,8 +107,6 @@
 } Tether6Value;
 STRUCT_SIZE(Tether6Value, 4 + 14 + 2);  // 20
 
-#define TETHER_DOWNSTREAM64_MAP_PATH BPF_PATH_TETHER "map_offload_tether_downstream64_map"
-
 typedef struct {
     uint32_t iif;              // The input interface index
     uint8_t dstMac[ETH_ALEN];  // destination ethernet mac address (zeroed iff rawip ingress)
@@ -146,14 +130,6 @@
 } TetherDownstream64Value;
 STRUCT_SIZE(TetherDownstream64Value, 4 + 14 + 2 + 4 + 4 + 2 + 2 + 8);  // 40
 
-#define TETHER_UPSTREAM6_TC_PROG_RAWIP_NAME "prog_offload_schedcls_tether_upstream6_rawip"
-#define TETHER_UPSTREAM6_TC_PROG_ETHER_NAME "prog_offload_schedcls_tether_upstream6_ether"
-
-#define TETHER_UPSTREAM6_TC_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_UPSTREAM6_TC_PROG_RAWIP_NAME
-#define TETHER_UPSTREAM6_TC_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_UPSTREAM6_TC_PROG_ETHER_NAME
-
-#define TETHER_UPSTREAM6_MAP_PATH BPF_PATH_TETHER "map_offload_tether_upstream6_map"
-
 typedef struct {
     uint32_t iif;              // The input interface index
     uint8_t dstMac[ETH_ALEN];  // destination ethernet mac address (zeroed iff rawip ingress)
@@ -162,23 +138,6 @@
 } TetherUpstream6Key;
 STRUCT_SIZE(TetherUpstream6Key, 12);
 
-#define TETHER_DOWNSTREAM4_TC_PROG_RAWIP_NAME "prog_offload_schedcls_tether_downstream4_rawip"
-#define TETHER_DOWNSTREAM4_TC_PROG_ETHER_NAME "prog_offload_schedcls_tether_downstream4_ether"
-
-#define TETHER_DOWNSTREAM4_TC_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM4_TC_PROG_RAWIP_NAME
-#define TETHER_DOWNSTREAM4_TC_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM4_TC_PROG_ETHER_NAME
-
-#define TETHER_DOWNSTREAM4_MAP_PATH BPF_PATH_TETHER "map_offload_tether_downstream4_map"
-
-
-#define TETHER_UPSTREAM4_TC_PROG_RAWIP_NAME "prog_offload_schedcls_tether_upstream4_rawip"
-#define TETHER_UPSTREAM4_TC_PROG_ETHER_NAME "prog_offload_schedcls_tether_upstream4_ether"
-
-#define TETHER_UPSTREAM4_TC_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_UPSTREAM4_TC_PROG_RAWIP_NAME
-#define TETHER_UPSTREAM4_TC_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_UPSTREAM4_TC_PROG_ETHER_NAME
-
-#define TETHER_UPSTREAM4_MAP_PATH BPF_PATH_TETHER "map_offload_tether_upstream4_map"
-
 typedef struct {
     uint32_t iif;              // The input interface index
     uint8_t dstMac[ETH_ALEN];  // destination ethernet mac address (zeroed iff rawip ingress)
@@ -202,16 +161,4 @@
 } Tether4Value;
 STRUCT_SIZE(Tether4Value, 4 + 14 + 2 + 16 + 16 + 2 + 2 + 8);  // 64
 
-#define TETHER_DOWNSTREAM_XDP_PROG_RAWIP_NAME "prog_offload_xdp_tether_downstream_rawip"
-#define TETHER_DOWNSTREAM_XDP_PROG_ETHER_NAME "prog_offload_xdp_tether_downstream_ether"
-
-#define TETHER_DOWNSTREAM_XDP_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM_XDP_PROG_RAWIP_NAME
-#define TETHER_DOWNSTREAM_XDP_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_DOWNSTREAM_XDP_PROG_ETHER_NAME
-
-#define TETHER_UPSTREAM_XDP_PROG_RAWIP_NAME "prog_offload_xdp_tether_upstream_rawip"
-#define TETHER_UPSTREAM_XDP_PROG_ETHER_NAME "prog_offload_xdp_tether_upstream_ether"
-
-#define TETHER_UPSTREAM_XDP_PROG_RAWIP_PATH BPF_PATH_TETHER TETHER_UPSTREAM_XDP_PROG_RAWIP_NAME
-#define TETHER_UPSTREAM_XDP_PROG_ETHER_PATH BPF_PATH_TETHER TETHER_UPSTREAM_XDP_PROG_ETHER_NAME
-
 #undef STRUCT_SIZE
diff --git a/framework-t/src/android/net/EthernetManager.java b/framework-t/src/android/net/EthernetManager.java
index 2b76dd9..886d194 100644
--- a/framework-t/src/android/net/EthernetManager.java
+++ b/framework-t/src/android/net/EthernetManager.java
@@ -32,13 +32,13 @@
 import android.os.Build;
 import android.os.OutcomeReceiver;
 import android.os.RemoteException;
+import android.util.ArrayMap;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.modules.utils.BackgroundThread;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
 import java.util.concurrent.Executor;
@@ -56,37 +56,12 @@
 
     private final IEthernetManager mService;
     @GuardedBy("mListenerLock")
-    private final ArrayList<ListenerInfo<InterfaceStateListener>> mIfaceListeners =
-            new ArrayList<>();
+    private final ArrayMap<InterfaceStateListener, IEthernetServiceListener>
+            mIfaceServiceListeners = new ArrayMap<>();
     @GuardedBy("mListenerLock")
-    private final ArrayList<ListenerInfo<IntConsumer>> mEthernetStateListeners =
-            new ArrayList<>();
+    private final ArrayMap<IntConsumer, IEthernetServiceListener> mStateServiceListeners =
+            new ArrayMap<>();
     final Object mListenerLock = new Object();
-    private final IEthernetServiceListener.Stub mServiceListener =
-            new IEthernetServiceListener.Stub() {
-                @Override
-                public void onEthernetStateChanged(int state) {
-                    synchronized (mListenerLock) {
-                        for (ListenerInfo<IntConsumer> li : mEthernetStateListeners) {
-                            li.executor.execute(() -> {
-                                li.listener.accept(state);
-                            });
-                        }
-                    }
-                }
-
-                @Override
-                public void onInterfaceStateChanged(String iface, int state, int role,
-                        IpConfiguration configuration) {
-                    synchronized (mListenerLock) {
-                        for (ListenerInfo<InterfaceStateListener> li : mIfaceListeners) {
-                            li.executor.execute(() ->
-                                    li.listener.onInterfaceStateChanged(iface, state, role,
-                                            configuration));
-                        }
-                    }
-                }
-            };
 
     /**
      * Indicates that Ethernet is disabled.
@@ -104,18 +79,6 @@
     @SystemApi(client = MODULE_LIBRARIES)
     public static final int ETHERNET_STATE_ENABLED  = 1;
 
-    private static class ListenerInfo<T> {
-        @NonNull
-        public final Executor executor;
-        @NonNull
-        public final T listener;
-
-        private ListenerInfo(@NonNull Executor executor, @NonNull T listener) {
-            this.executor = executor;
-            this.listener = listener;
-        }
-    }
-
     /**
      * The interface is absent.
      * @hide
@@ -323,18 +286,28 @@
         if (listener == null || executor == null) {
             throw new NullPointerException("listener and executor must not be null");
         }
+
+        final IEthernetServiceListener.Stub serviceListener = new IEthernetServiceListener.Stub() {
+            @Override
+            public void onEthernetStateChanged(int state) {}
+
+            @Override
+            public void onInterfaceStateChanged(String iface, int state, int role,
+                    IpConfiguration configuration) {
+                executor.execute(() ->
+                        listener.onInterfaceStateChanged(iface, state, role, configuration));
+            }
+        };
         synchronized (mListenerLock) {
-            maybeAddServiceListener();
-            mIfaceListeners.add(new ListenerInfo<InterfaceStateListener>(executor, listener));
+            addServiceListener(serviceListener);
+            mIfaceServiceListeners.put(listener, serviceListener);
         }
     }
 
     @GuardedBy("mListenerLock")
-    private void maybeAddServiceListener() {
-        if (!mIfaceListeners.isEmpty() || !mEthernetStateListeners.isEmpty()) return;
-
+    private void addServiceListener(@NonNull final IEthernetServiceListener listener) {
         try {
-            mService.addListener(mServiceListener);
+            mService.addListener(listener);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
@@ -364,17 +337,16 @@
     public void removeInterfaceStateListener(@NonNull InterfaceStateListener listener) {
         Objects.requireNonNull(listener);
         synchronized (mListenerLock) {
-            mIfaceListeners.removeIf(l -> l.listener == listener);
-            maybeRemoveServiceListener();
+            maybeRemoveServiceListener(mIfaceServiceListeners.remove(listener));
         }
     }
 
     @GuardedBy("mListenerLock")
-    private void maybeRemoveServiceListener() {
-        if (!mIfaceListeners.isEmpty() || !mEthernetStateListeners.isEmpty()) return;
+    private void maybeRemoveServiceListener(@Nullable final IEthernetServiceListener listener) {
+        if (listener == null) return;
 
         try {
-            mService.removeListener(mServiceListener);
+            mService.removeListener(listener);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
@@ -687,9 +659,19 @@
             @NonNull IntConsumer listener) {
         Objects.requireNonNull(executor);
         Objects.requireNonNull(listener);
+        final IEthernetServiceListener.Stub serviceListener = new IEthernetServiceListener.Stub() {
+            @Override
+            public void onEthernetStateChanged(int state) {
+                executor.execute(() -> listener.accept(state));
+            }
+
+            @Override
+            public void onInterfaceStateChanged(String iface, int state, int role,
+                    IpConfiguration configuration) {}
+        };
         synchronized (mListenerLock) {
-            maybeAddServiceListener();
-            mEthernetStateListeners.add(new ListenerInfo<IntConsumer>(executor, listener));
+            addServiceListener(serviceListener);
+            mStateServiceListeners.put(listener, serviceListener);
         }
     }
 
@@ -705,8 +687,7 @@
     public void removeEthernetStateListener(@NonNull IntConsumer listener) {
         Objects.requireNonNull(listener);
         synchronized (mListenerLock) {
-            mEthernetStateListeners.removeIf(l -> l.listener == listener);
-            maybeRemoveServiceListener();
+            maybeRemoveServiceListener(mStateServiceListeners.remove(listener));
         }
     }
 
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index a174fe3..d16a6f5 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -2589,9 +2589,24 @@
      * {@hide}
      */
     public ConnectivityManager(Context context, IConnectivityManager service) {
+        this(context, service, true /* newStatic */);
+    }
+
+    private ConnectivityManager(Context context, IConnectivityManager service, boolean newStatic) {
         mContext = Objects.requireNonNull(context, "missing context");
         mService = Objects.requireNonNull(service, "missing IConnectivityManager");
-        sInstance = this;
+        // sInstance is accessed without a lock, so it may actually be reassigned several times with
+        // different ConnectivityManager, but that's still OK considering its usage.
+        if (sInstance == null && newStatic) {
+            final Context appContext = mContext.getApplicationContext();
+            // Don't create static ConnectivityManager instance again to prevent infinite loop.
+            // If the application context is null, we're either in the system process or
+            // it's the application context very early in app initialization. In both these
+            // cases, the passed-in Context will not be freed, so it's safe to pass it to the
+            // service. http://b/27532714 .
+            sInstance = new ConnectivityManager(appContext != null ? appContext : context, service,
+                    false /* newStatic */);
+        }
     }
 
     /** {@hide} */
diff --git a/framework/src/android/net/LinkProperties.java b/framework/src/android/net/LinkProperties.java
index 8782b33..126a5ff 100644
--- a/framework/src/android/net/LinkProperties.java
+++ b/framework/src/android/net/LinkProperties.java
@@ -64,7 +64,7 @@
      * @hide
      */
     @ChangeId
-    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.S) // Switch to S_V2 when it is available.
+    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.S_V2)
     @VisibleForTesting
     public static final long EXCLUDED_ROUTES = 186082280;
 
diff --git a/framework/src/android/net/NetworkAgent.java b/framework/src/android/net/NetworkAgent.java
index 29add1c..2c50c73 100644
--- a/framework/src/android/net/NetworkAgent.java
+++ b/framework/src/android/net/NetworkAgent.java
@@ -1076,11 +1076,12 @@
      */
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public final void sendNetworkInfo(NetworkInfo networkInfo) {
-        queueOrSendNetworkInfo(new NetworkInfo(networkInfo));
+        queueOrSendNetworkInfo(networkInfo);
     }
 
     private void queueOrSendNetworkInfo(NetworkInfo networkInfo) {
-        queueOrSendMessage(reg -> reg.sendNetworkInfo(networkInfo));
+        final NetworkInfo ni = new NetworkInfo(networkInfo);
+        queueOrSendMessage(reg -> reg.sendNetworkInfo(ni));
     }
 
     /**
diff --git a/service/jni/com_android_server_connectivity_ClatCoordinator.cpp b/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
index ba836b2..e2c5a63 100644
--- a/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
+++ b/service/jni/com_android_server_connectivity_ClatCoordinator.cpp
@@ -315,10 +315,7 @@
 
     // TODO: use android::base::ScopeGuard.
     if (int ret = posix_spawnattr_setflags(&attr, POSIX_SPAWN_USEVFORK
-#ifdef POSIX_SPAWN_CLOEXEC_DEFAULT
-                                           | POSIX_SPAWN_CLOEXEC_DEFAULT
-#endif
-                                           )) {
+                                           | POSIX_SPAWN_CLOEXEC_DEFAULT)) {
         posix_spawnattr_destroy(&attr);
         throwIOException(env, "posix_spawnattr_setflags failed", ret);
         return -1;
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 6de6625..ae00a3a 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -108,6 +108,7 @@
 import android.app.AppOpsManager;
 import android.app.BroadcastOptions;
 import android.app.PendingIntent;
+import android.app.admin.DevicePolicyManager;
 import android.app.usage.NetworkStatsManager;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -10645,13 +10646,29 @@
         mQosCallbackTracker.unregisterCallback(callback);
     }
 
+    private boolean isNetworkPreferenceAllowedForProfile(@NonNull UserHandle profile) {
+        // UserManager.isManagedProfile returns true for all apps in managed user profiles.
+        // Enterprise device can be fully managed like device owner and such use case
+        // also should be supported. Calling app check for work profile and fully managed device
+        // is already done in DevicePolicyManager.
+        // This check is an extra caution to be sure device is fully managed or not.
+        final UserManager um = mContext.getSystemService(UserManager.class);
+        final DevicePolicyManager dpm = mContext.getSystemService(DevicePolicyManager.class);
+        if (um.isManagedProfile(profile.getIdentifier())) {
+            return true;
+        }
+        if (SdkLevel.isAtLeastT() && dpm.getDeviceOwner() != null) return true;
+        return false;
+    }
+
     /**
-     * Request that a user profile is put by default on a network matching a given preference.
+     * Set a list of default network selection policies for a user profile or device owner.
      *
      * See the documentation for the individual preferences for a description of the supported
      * behaviors.
      *
-     * @param profile the user profile for whih the preference is being set.
+     * @param profile If the device owner is set, any profile is allowed.
+              Otherwise, the given profile can only be managed profile.
      * @param preferences the list of profile network preferences for the
      *        provided profile.
      * @param listener an optional listener to listen for completion of the operation.
@@ -10676,9 +10693,9 @@
             throw new IllegalArgumentException("Must explicitly specify a user handle ("
                     + "UserHandle.CURRENT not supported)");
         }
-        final UserManager um = mContext.getSystemService(UserManager.class);
-        if (!um.isManagedProfile(profile.getIdentifier())) {
-            throw new IllegalArgumentException("Profile must be a managed profile");
+        if (!isNetworkPreferenceAllowedForProfile(profile)) {
+            throw new IllegalArgumentException("Profile must be a managed profile "
+                    + "or the device owner must be set. ");
         }
 
         final List<ProfileNetworkPreferenceList.Preference> preferenceList =
diff --git a/tests/cts/hostside/Android.bp b/tests/cts/hostside/Android.bp
index b684068..47ea53e 100644
--- a/tests/cts/hostside/Android.bp
+++ b/tests/cts/hostside/Android.bp
@@ -34,4 +34,10 @@
         "general-tests",
         "sts"
     ],
+    data: [
+        ":CtsHostsideNetworkTestsApp",
+        ":CtsHostsideNetworkTestsApp2",
+        ":CtsHostsideNetworkTestsAppNext",
+    ],
+    per_testcase_directory: true,
 }
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
index e4a9ebe..eb7d1ea 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
@@ -916,7 +916,7 @@
         final Intent intent = new Intent();
         if (type == TYPE_COMPONENT_ACTIVTIY) {
             intent.setComponent(new ComponentName(TEST_APP2_PKG, TEST_APP2_ACTIVITY_CLASS))
-                    .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_SINGLE_TOP);
+                    .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         } else if (type == TYPE_COMPONENT_FOREGROUND_SERVICE) {
             intent.setComponent(new ComponentName(TEST_APP2_PKG, TEST_APP2_SERVICE_CLASS))
                     .setFlags(1);
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java
deleted file mode 100644
index 098f295..0000000
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/ConnOnActivityStartTest.java
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Copyright (C) 2022 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.cts.net.hostside;
-
-
-import static com.android.cts.net.hostside.NetworkPolicyTestUtils.getUiDevice;
-import static com.android.cts.net.hostside.NetworkPolicyTestUtils.setRestrictBackground;
-import static com.android.cts.net.hostside.Property.APP_STANDBY_MODE;
-import static com.android.cts.net.hostside.Property.BATTERY_SAVER_MODE;
-import static com.android.cts.net.hostside.Property.DATA_SAVER_MODE;
-import static com.android.cts.net.hostside.Property.DOZE_MODE;
-import static com.android.cts.net.hostside.Property.METERED_NETWORK;
-import static com.android.cts.net.hostside.Property.NON_METERED_NETWORK;
-
-import android.util.Log;
-
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-
-@RequiredProperties({NON_METERED_NETWORK})
-public class ConnOnActivityStartTest extends AbstractRestrictBackgroundNetworkTestCase {
-    private static final int TEST_ITERATION_COUNT = 5;
-
-    @Before
-    public final void setUp() throws Exception {
-        super.setUp();
-        resetDeviceState();
-    }
-
-    @After
-    public final void tearDown() throws Exception {
-        super.tearDown();
-        resetDeviceState();
-    }
-
-    private void resetDeviceState() throws Exception {
-        resetBatteryState();
-        setBatterySaverMode(false);
-        setRestrictBackground(false);
-        setAppIdle(false);
-        setDozeMode(false);
-    }
-
-
-    @Test
-    @RequiredProperties({BATTERY_SAVER_MODE})
-    public void testStartActivity_batterySaver() throws Exception {
-        setBatterySaverMode(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_batterySaver");
-    }
-
-    @Test
-    @RequiredProperties({DATA_SAVER_MODE, METERED_NETWORK})
-    public void testStartActivity_dataSaver() throws Exception {
-        setRestrictBackground(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_dataSaver");
-    }
-
-    @Test
-    @RequiredProperties({DOZE_MODE})
-    public void testStartActivity_doze() throws Exception {
-        setDozeMode(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_doze");
-    }
-
-    @Test
-    @RequiredProperties({APP_STANDBY_MODE})
-    public void testStartActivity_appStandby() throws Exception {
-        turnBatteryOn();
-        setAppIdle(true);
-        assertLaunchedActivityHasNetworkAccess("testStartActivity_appStandby");
-    }
-
-    private void assertLaunchedActivityHasNetworkAccess(String testName) throws Exception {
-        for (int i = 0; i < TEST_ITERATION_COUNT; ++i) {
-            Log.i(TAG, testName + " start #" + i);
-            launchComponentAndAssertNetworkAccess(TYPE_COMPONENT_ACTIVTIY);
-            getUiDevice().pressHome();
-            assertBackgroundState();
-            Log.i(TAG, testName + " end #" + i);
-        }
-    }
-}
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
index 7842eec..0a0f24b 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/NetworkPolicyTestUtils.java
@@ -57,7 +57,6 @@
 import android.util.Log;
 
 import androidx.test.platform.app.InstrumentationRegistry;
-import androidx.test.uiautomator.UiDevice;
 
 import com.android.compatibility.common.util.AppStandbyUtils;
 import com.android.compatibility.common.util.BatteryUtils;
@@ -439,10 +438,6 @@
         return InstrumentationRegistry.getInstrumentation();
     }
 
-    public static UiDevice getUiDevice() {
-        return UiDevice.getInstance(getInstrumentation());
-    }
-
     // When power saver mode or restrict background enabled or adding any white/black list into
     // those modes, NetworkPolicy may need to take some time to update the rules of uids. So having
     // this function and using PollingCheck to try to make sure the uid has updated and reduce the
diff --git a/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java b/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
index a337fe2..eb7dca7 100644
--- a/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
+++ b/tests/cts/hostside/app2/src/com/android/cts/net/hostside/app2/MyActivity.java
@@ -39,33 +39,6 @@
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         Log.d(TAG, "MyActivity.onCreate()");
-    }
-
-    @Override
-    public void finish() {
-        if (finishCommandReceiver != null) {
-            unregisterReceiver(finishCommandReceiver);
-        }
-        super.finish();
-    }
-
-    @Override
-    protected void onStart() {
-        super.onStart();
-        Log.d(TAG, "MyActivity.onStart()");
-    }
-
-    @Override
-    protected void onNewIntent(Intent intent) {
-        super.onNewIntent(intent);
-        Log.d(TAG, "MyActivity.onNewIntent()");
-        setIntent(intent);
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        Log.d(TAG, "MyActivity.onResume(): " + getIntent());
         Common.notifyNetworkStateObserver(this, getIntent(), TYPE_COMPONENT_ACTIVTY);
         finishCommandReceiver = new BroadcastReceiver() {
             @Override
@@ -84,6 +57,20 @@
     }
 
     @Override
+    public void finish() {
+        if (finishCommandReceiver != null) {
+            unregisterReceiver(finishCommandReceiver);
+        }
+        super.finish();
+    }
+
+    @Override
+    protected void onStart() {
+        super.onStart();
+        Log.d(TAG, "MyActivity.onStart()");
+    }
+
+    @Override
     protected void onDestroy() {
         Log.d(TAG, "MyActivity.onDestroy()");
         super.onDestroy();
diff --git a/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java b/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java
deleted file mode 100644
index 3387fd7..0000000
--- a/tests/cts/hostside/src/com/android/cts/net/HostsideConnOnActivityStartTest.java
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2022 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.cts.net;
-
-public class HostsideConnOnActivityStartTest extends HostsideNetworkTestCase {
-    private static final String TEST_CLASS = TEST_PKG + ".ConnOnActivityStartTest";
-    @Override
-    public void setUp() throws Exception {
-        super.setUp();
-
-        uninstallPackage(TEST_APP2_PKG, false);
-        installPackage(TEST_APP2_APK);
-    }
-
-    @Override
-    protected void tearDown() throws Exception {
-        super.tearDown();
-
-        uninstallPackage(TEST_APP2_PKG, true);
-    }
-
-    public void testStartActivity_batterySaver() throws Exception {
-        runDeviceTests(TEST_PKG, TEST_CLASS, "testStartActivity_batterySaver");
-    }
-
-    public void testStartActivity_dataSaver() throws Exception {
-        runDeviceTests(TEST_PKG, TEST_CLASS, "testStartActivity_dataSaver");
-    }
-
-    public void testStartActivity_doze() throws Exception {
-        runDeviceTests(TEST_PKG, TEST_CLASS, "testStartActivity_doze");
-    }
-
-    public void testStartActivity_appStandby() throws Exception {
-        runDeviceTests(TEST_PKG, TEST_CLASS, "testStartActivity_appStandby");
-    }
-}
diff --git a/tests/cts/net/src/android/net/cts/EthernetManagerTest.kt b/tests/cts/net/src/android/net/cts/EthernetManagerTest.kt
index f7a2421..04434e5 100644
--- a/tests/cts/net/src/android/net/cts/EthernetManagerTest.kt
+++ b/tests/cts/net/src/android/net/cts/EthernetManagerTest.kt
@@ -75,7 +75,7 @@
     private val em by lazy { EthernetManagerShimImpl.newInstance(context) }
 
     private val createdIfaces = ArrayList<EthernetTestInterface>()
-    private val addedListeners = ArrayList<InterfaceStateListener>()
+    private val addedListeners = ArrayList<EthernetStateListener>()
 
     private class EthernetTestInterface(
         context: Context,
@@ -171,7 +171,7 @@
         }
     }
 
-    private fun addInterfaceStateListener(executor: Executor, listener: InterfaceStateListener) {
+    private fun addInterfaceStateListener(executor: Executor, listener: EthernetStateListener) {
         em.addInterfaceStateListener(executor, listener)
         addedListeners.add(listener)
     }
@@ -212,15 +212,25 @@
         listener.expectCallback(iface2, STATE_LINK_DOWN, ROLE_CLIENT)
         listener.expectCallback(iface2, STATE_LINK_UP, ROLE_CLIENT)
 
+        // Register a new listener, it should see state of all existing interfaces immediately.
+        val listener2 = EthernetStateListener()
+        addInterfaceStateListener(executor, listener2)
+        listener2.expectCallback(iface, STATE_LINK_UP, ROLE_CLIENT)
+        listener2.expectCallback(iface2, STATE_LINK_UP, ROLE_CLIENT)
+
         // Removing interfaces first sends link down, then STATE_ABSENT/ROLE_NONE.
         removeInterface(iface)
-        listener.expectCallback(iface, STATE_LINK_DOWN, ROLE_CLIENT)
-        listener.expectCallback(iface, STATE_ABSENT, ROLE_NONE)
+        for (listener in addedListeners) {
+            listener.expectCallback(iface, STATE_LINK_DOWN, ROLE_CLIENT)
+            listener.expectCallback(iface, STATE_ABSENT, ROLE_NONE)
+        }
 
         removeInterface(iface2)
-        listener.expectCallback(iface2, STATE_LINK_DOWN, ROLE_CLIENT)
-        listener.expectCallback(iface2, STATE_ABSENT, ROLE_NONE)
-        listener.assertNoCallback()
+        for (listener in addedListeners) {
+            listener.expectCallback(iface2, STATE_LINK_DOWN, ROLE_CLIENT)
+            listener.expectCallback(iface2, STATE_ABSENT, ROLE_NONE)
+            listener.assertNoCallback()
+        }
     }
 
     @Test
diff --git a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
index 0504973..d4f3d57 100644
--- a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
+++ b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
@@ -1275,4 +1275,23 @@
         matchAllCallback.expectCallback<Lost>(wifiNetwork)
         wifiAgent.expectCallback<OnNetworkUnwanted>()
     }
+
+    @Test
+    fun testUnregisterAgentBeforeAgentFullyConnected() {
+        val specifier = UUID.randomUUID().toString()
+        val callback = TestableNetworkCallback()
+        val transports = intArrayOf(TRANSPORT_CELLULAR)
+        // Ensure this NetworkAgent is never unneeded by filing a request with its specifier.
+        requestNetwork(makeTestNetworkRequest(specifier = specifier), callback)
+        val nc = makeTestNetworkCapabilities(specifier, transports)
+        val agent = createNetworkAgent(realContext, initialNc = nc)
+        // Connect the agent
+        agent.register()
+        // Mark agent connected then unregister agent immediately. Verify that both available and
+        // lost callback should be sent still.
+        agent.markConnected()
+        agent.unregister()
+        callback.expectCallback<Available>(agent.network!!)
+        callback.eventuallyExpect<Lost> { it.network == agent.network }
+    }
 }
diff --git a/tests/unit/java/android/net/ConnectivityManagerTest.java b/tests/unit/java/android/net/ConnectivityManagerTest.java
index f324630..c327868 100644
--- a/tests/unit/java/android/net/ConnectivityManagerTest.java
+++ b/tests/unit/java/android/net/ConnectivityManagerTest.java
@@ -41,6 +41,7 @@
 
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 import static org.mockito.ArgumentMatchers.anyBoolean;
@@ -72,6 +73,7 @@
 
 import androidx.test.filters.SmallTest;
 
+import com.android.internal.util.test.BroadcastInterceptingContext;
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRunner;
 
@@ -82,6 +84,8 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
+import java.lang.ref.WeakReference;
+
 @RunWith(DevSdkIgnoreRunner.class)
 @SmallTest
 @DevSdkIgnoreRule.IgnoreUpTo(VERSION_CODES.R)
@@ -461,4 +465,49 @@
         }
         fail("expected exception of type " + throwableType);
     }
+
+    private static class MockContext extends BroadcastInterceptingContext {
+        MockContext(Context base) {
+            super(base);
+        }
+
+        @Override
+        public Context getApplicationContext() {
+            return mock(Context.class);
+        }
+    }
+
+    private WeakReference<Context> makeConnectivityManagerAndReturnContext() {
+        // Mockito may have an internal reference to the mock, creating MockContext for testing.
+        final Context c = new MockContext(mock(Context.class));
+
+        new ConnectivityManager(c, mService);
+
+        return new WeakReference<>(c);
+    }
+
+    private void forceGC() {
+        // First GC ensures that objects are collected for finalization, then second GC ensures
+        // they're garbage-collected after being finalized.
+        System.gc();
+        System.runFinalization();
+        System.gc();
+    }
+
+    @Test
+    public void testConnectivityManagerDoesNotLeakContext() throws Exception {
+        final WeakReference<Context> ref = makeConnectivityManagerAndReturnContext();
+
+        final int attempts = 100;
+        final long waitIntervalMs = 50;
+        for (int i = 0; i < attempts; i++) {
+            forceGC();
+            if (ref.get() == null) break;
+
+            Thread.sleep(waitIntervalMs);
+        }
+
+        assertNull("ConnectivityManager weak reference still not null after " + attempts
+                    + " attempts", ref.get());
+    }
 }
diff --git a/tests/unit/java/com/android/server/ConnectivityServiceTest.java b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
index 6316c72..d63f9d2 100644
--- a/tests/unit/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
@@ -195,6 +195,7 @@
 import android.app.AppOpsManager;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
+import android.app.admin.DevicePolicyManager;
 import android.app.usage.NetworkStatsManager;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -340,6 +341,7 @@
 import com.android.net.module.util.CollectionUtils;
 import com.android.net.module.util.LocationPermissionChecker;
 import com.android.networkstack.apishim.NetworkAgentConfigShimImpl;
+import com.android.networkstack.apishim.api29.ConstantsShim;
 import com.android.server.ConnectivityService.ConnectivityDiagnosticsCallbackInfo;
 import com.android.server.ConnectivityService.NetworkRequestInfo;
 import com.android.server.ConnectivityServiceTest.ConnectivityServiceDependencies.ReportedInterfaces;
@@ -542,6 +544,7 @@
     @Mock NetworkPolicyManager mNetworkPolicyManager;
     @Mock VpnProfileStore mVpnProfileStore;
     @Mock SystemConfigManager mSystemConfigManager;
+    @Mock DevicePolicyManager mDevicePolicyManager;
     @Mock Resources mResources;
     @Mock ClatCoordinator mClatCoordinator;
     @Mock PacProxyManager mPacProxyManager;
@@ -647,7 +650,8 @@
         @Override
         public ComponentName startService(Intent service) {
             final String action = service.getAction();
-            if (!VpnConfig.SERVICE_INTERFACE.equals(action)) {
+            if (!VpnConfig.SERVICE_INTERFACE.equals(action)
+                    && !ConstantsShim.ACTION_VPN_MANAGER_EVENT.equals(action)) {
                 fail("Attempt to start unknown service, action=" + action);
             }
             return new ComponentName(service.getPackage(), "com.android.test.Service");
@@ -664,6 +668,7 @@
             if (Context.TELEPHONY_SERVICE.equals(name)) return mTelephonyManager;
             if (Context.ETHERNET_SERVICE.equals(name)) return mEthernetManager;
             if (Context.NETWORK_POLICY_SERVICE.equals(name)) return mNetworkPolicyManager;
+            if (Context.DEVICE_POLICY_SERVICE.equals(name)) return mDevicePolicyManager;
             if (Context.SYSTEM_CONFIG_SERVICE.equals(name)) return mSystemConfigManager;
             if (Context.NETWORK_STATS_SERVICE.equals(name)) return mStatsManager;
             if (Context.BATTERY_STATS_SERVICE.equals(name)) return mBatteryStatsManager;
@@ -693,6 +698,14 @@
             doReturn(value).when(mUserManager).isManagedProfile(eq(userHandle.getIdentifier()));
         }
 
+        public void setDeviceOwner(@NonNull final UserHandle userHandle, String value) {
+            // This relies on all contexts for a given user returning the same UM mock
+            final DevicePolicyManager dpmMock = createContextAsUser(userHandle, 0 /* flags */)
+                    .getSystemService(DevicePolicyManager.class);
+            doReturn(value).when(dpmMock).getDeviceOwner();
+            doReturn(value).when(mDevicePolicyManager).getDeviceOwner();
+        }
+
         @Override
         public ContentResolver getContentResolver() {
             return mContentResolver;
@@ -14733,12 +14746,42 @@
     public void testProfileNetworkPrefWrongProfile() throws Exception {
         final UserHandle testHandle = UserHandle.of(TEST_WORK_PROFILE_USER_ID);
         mServiceContext.setWorkProfile(testHandle, false);
-        assertThrows("Should not be able to set a user pref for a non-work profile",
+        mServiceContext.setDeviceOwner(testHandle, null);
+        assertThrows("Should not be able to set a user pref for a non-work profile "
+                + "and non device owner",
                 IllegalArgumentException.class , () ->
                         mCm.setProfileNetworkPreference(testHandle,
                                 PROFILE_NETWORK_PREFERENCE_ENTERPRISE, null, null));
     }
 
+    /**
+     * Make sure requests for per-profile default networking for a device owner is
+     * accepted on T and not accepted on S
+     */
+    @Test
+    public void testProfileNetworkDeviceOwner() throws Exception {
+        final UserHandle testHandle = UserHandle.of(TEST_WORK_PROFILE_USER_ID);
+        mServiceContext.setWorkProfile(testHandle, false);
+        mServiceContext.setDeviceOwner(testHandle, "deviceOwnerPackage");
+        ProfileNetworkPreference.Builder profileNetworkPreferenceBuilder =
+                new ProfileNetworkPreference.Builder();
+        profileNetworkPreferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+        profileNetworkPreferenceBuilder.setPreferenceEnterpriseId(NET_ENTERPRISE_ID_1);
+        final TestOnCompleteListener listener = new TestOnCompleteListener();
+        if (SdkLevel.isAtLeastT()) {
+            mCm.setProfileNetworkPreferences(testHandle,
+                    List.of(profileNetworkPreferenceBuilder.build()),
+                    r -> r.run(), listener);
+        } else {
+            // S should not allow setting preference on device owner
+            assertThrows("Should not be able to set a user pref for a non-work profile on S",
+                    IllegalArgumentException.class , () ->
+                            mCm.setProfileNetworkPreferences(testHandle,
+                                    List.of(profileNetworkPreferenceBuilder.build()),
+                                    r -> r.run(), listener));
+        }
+    }
+
     @Test
     public void testSubIdsClearedWithoutNetworkFactoryPermission() throws Exception {
         mServiceContext.setPermission(NETWORK_FACTORY, PERMISSION_DENIED);
diff --git a/tests/unit/java/com/android/server/connectivity/VpnTest.java b/tests/unit/java/com/android/server/connectivity/VpnTest.java
index 33c0868..6da4f07 100644
--- a/tests/unit/java/com/android/server/connectivity/VpnTest.java
+++ b/tests/unit/java/com/android/server/connectivity/VpnTest.java
@@ -27,6 +27,7 @@
 import static android.net.ConnectivityManager.NetworkCallback;
 import static android.net.INetd.IF_STATE_DOWN;
 import static android.net.INetd.IF_STATE_UP;
+import static android.net.VpnManager.TYPE_VPN_PLATFORM;
 import static android.os.UserHandle.PER_USER_RANGE;
 
 import static com.android.modules.utils.build.SdkLevel.isAtLeastT;
@@ -54,6 +55,7 @@
 import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.reset;
 import static org.mockito.Mockito.timeout;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -65,6 +67,7 @@
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
@@ -88,10 +91,15 @@
 import android.net.RouteInfo;
 import android.net.UidRangeParcel;
 import android.net.VpnManager;
+import android.net.VpnProfileState;
 import android.net.VpnService;
 import android.net.VpnTransportInfo;
 import android.net.ipsec.ike.IkeSessionCallback;
+import android.net.ipsec.ike.exceptions.IkeException;
+import android.net.ipsec.ike.exceptions.IkeNetworkLostException;
+import android.net.ipsec.ike.exceptions.IkeNonProtocolException;
 import android.net.ipsec.ike.exceptions.IkeProtocolException;
+import android.net.ipsec.ike.exceptions.IkeTimeoutException;
 import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.os.ConditionVariable;
@@ -118,6 +126,7 @@
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRunner;
 
+import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -135,6 +144,7 @@
 import java.io.IOException;
 import java.net.Inet4Address;
 import java.net.InetAddress;
+import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -271,6 +281,11 @@
         doReturn(PERMISSION_DENIED).when(mContext).checkCallingOrSelfPermission(any());
     }
 
+    @After
+    public void tearDown() throws Exception {
+        doReturn(PERMISSION_DENIED).when(mContext).checkCallingOrSelfPermission(CONTROL_VPN);
+    }
+
     private <T> void mockService(Class<T> clazz, String name, T service) {
         doReturn(service).when(mContext).getSystemService(name);
         doReturn(name).when(mContext).getSystemServiceName(clazz);
@@ -783,6 +798,30 @@
         verify(mVpnProfileStore).get(eq(vpn.getProfileNameForPackage(TEST_VPN_PKG)));
     }
 
+    private void verifyPlatformVpnIsActivated(String packageName) {
+        verify(mAppOps).noteOpNoThrow(
+                eq(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN),
+                eq(Process.myUid()),
+                eq(packageName),
+                eq(null) /* attributionTag */,
+                eq(null) /* message */);
+        verify(mAppOps).startOp(
+                eq(AppOpsManager.OPSTR_ESTABLISH_VPN_MANAGER),
+                eq(Process.myUid()),
+                eq(packageName),
+                eq(null) /* attributionTag */,
+                eq(null) /* message */);
+    }
+
+    private void verifyPlatformVpnIsDeactivated(String packageName) {
+        // Add a small delay to double confirm that finishOp is only called once.
+        verify(mAppOps, after(100)).finishOp(
+                eq(AppOpsManager.OPSTR_ESTABLISH_VPN_MANAGER),
+                eq(Process.myUid()),
+                eq(packageName),
+                eq(null) /* attributionTag */);
+    }
+
     @Test
     public void testStartVpnProfile() throws Exception {
         final Vpn vpn = createVpnAndSetupUidChecks(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN);
@@ -793,13 +832,7 @@
         vpn.startVpnProfile(TEST_VPN_PKG);
 
         verify(mVpnProfileStore).get(eq(vpn.getProfileNameForPackage(TEST_VPN_PKG)));
-        verify(mAppOps)
-                .noteOpNoThrow(
-                        eq(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN),
-                        eq(Process.myUid()),
-                        eq(TEST_VPN_PKG),
-                        eq(null) /* attributionTag */,
-                        eq(null) /* message */);
+        verifyPlatformVpnIsActivated(TEST_VPN_PKG);
     }
 
     @Test
@@ -811,7 +844,7 @@
 
         vpn.startVpnProfile(TEST_VPN_PKG);
 
-        // Verify that the the ACTIVATE_VPN appop was checked, but no error was thrown.
+        // Verify that the ACTIVATE_VPN appop was checked, but no error was thrown.
         verify(mAppOps).noteOpNoThrow(AppOpsManager.OPSTR_ACTIVATE_VPN, Process.myUid(),
                 TEST_VPN_PKG, null /* attributionTag */, null /* message */);
     }
@@ -896,18 +929,7 @@
         when(mVpnProfileStore.get(vpn.getProfileNameForPackage(TEST_VPN_PKG)))
                 .thenReturn(mVpnProfile.encode());
         vpn.startVpnProfile(TEST_VPN_PKG);
-        verify(mAppOps).noteOpNoThrow(
-                eq(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN),
-                eq(Process.myUid()),
-                eq(TEST_VPN_PKG),
-                eq(null) /* attributionTag */,
-                eq(null) /* message */);
-        verify(mAppOps).startOp(
-                eq(AppOpsManager.OPSTR_ESTABLISH_VPN_MANAGER),
-                eq(Process.myUid()),
-                eq(TEST_VPN_PKG),
-                eq(null) /* attributionTag */,
-                eq(null) /* message */);
+        verifyPlatformVpnIsActivated(TEST_VPN_PKG);
         // Add a small delay to make sure that startOp is only called once.
         verify(mAppOps, after(100).times(1)).startOp(
                 eq(AppOpsManager.OPSTR_ESTABLISH_VPN_MANAGER),
@@ -923,12 +945,7 @@
                 eq(null) /* attributionTag */,
                 eq(null) /* message */);
         vpn.stopVpnProfile(TEST_VPN_PKG);
-        // Add a small delay to double confirm that startOp is only called once.
-        verify(mAppOps, after(100)).finishOp(
-                eq(AppOpsManager.OPSTR_ESTABLISH_VPN_MANAGER),
-                eq(Process.myUid()),
-                eq(TEST_VPN_PKG),
-                eq(null) /* attributionTag */);
+        verifyPlatformVpnIsDeactivated(TEST_VPN_PKG);
     }
 
     @Test
@@ -964,6 +981,128 @@
                 eq(null) /* message */);
     }
 
+    private void verifyVpnManagerEvent(String sessionKey, String category, int errorClass,
+            int errorCode, VpnProfileState... profileState) {
+        final Context userContext =
+                mContext.createContextAsUser(UserHandle.of(primaryUser.id), 0 /* flags */);
+        final ArgumentCaptor<Intent> intentArgumentCaptor = ArgumentCaptor.forClass(Intent.class);
+
+        final int verifyTimes = (profileState == null) ? 1 : profileState.length;
+        verify(userContext, times(verifyTimes)).startService(intentArgumentCaptor.capture());
+
+        for (int i = 0; i < verifyTimes; i++) {
+            final Intent intent = intentArgumentCaptor.getAllValues().get(i);
+            assertEquals(sessionKey, intent.getStringExtra(VpnManager.EXTRA_SESSION_KEY));
+            final Set<String> categories = intent.getCategories();
+            assertTrue(categories.contains(category));
+            assertEquals(errorClass,
+                    intent.getIntExtra(VpnManager.EXTRA_ERROR_CLASS, -1 /* defaultValue */));
+            assertEquals(errorCode,
+                    intent.getIntExtra(VpnManager.EXTRA_ERROR_CODE, -1 /* defaultValue */));
+            if (profileState != null) {
+                assertEquals(profileState[i], intent.getParcelableExtra(
+                        VpnManager.EXTRA_VPN_PROFILE_STATE, VpnProfileState.class));
+            }
+        }
+        reset(userContext);
+    }
+
+    @Test
+    public void testVpnManagerEventForUserDeactivated() throws Exception {
+        assumeTrue(SdkLevel.isAtLeastT());
+        // For security reasons, Vpn#prepare() will check that oldPackage and newPackage are either
+        // null or the package of the caller. This test will call Vpn#prepare() to pretend the old
+        // VPN is replaced by a new one. But only Settings can change to some other packages, and
+        // this is checked with CONTROL_VPN so simulate holding CONTROL_VPN in order to pass the
+        // security checks.
+        doReturn(PERMISSION_GRANTED).when(mContext).checkCallingOrSelfPermission(CONTROL_VPN);
+        final Vpn vpn = createVpnAndSetupUidChecks(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN);
+        when(mVpnProfileStore.get(vpn.getProfileNameForPackage(TEST_VPN_PKG)))
+                .thenReturn(mVpnProfile.encode());
+
+        // Test the case that the user deactivates the vpn in vpn app.
+        final String sessionKey1 = vpn.startVpnProfile(TEST_VPN_PKG);
+        verifyPlatformVpnIsActivated(TEST_VPN_PKG);
+        vpn.stopVpnProfile(TEST_VPN_PKG);
+        verifyPlatformVpnIsDeactivated(TEST_VPN_PKG);
+        // CATEGORY_EVENT_DEACTIVATED_BY_USER is not an error event, so both of errorClass and
+        // errorCode won't be set.
+        verifyVpnManagerEvent(sessionKey1, VpnManager.CATEGORY_EVENT_DEACTIVATED_BY_USER,
+                -1 /* errorClass */, -1 /* errorCode */, null /* profileState */);
+        reset(mAppOps);
+
+        // Test the case that the user chooses another vpn and the original one is replaced.
+        final String sessionKey2 = vpn.startVpnProfile(TEST_VPN_PKG);
+        verifyPlatformVpnIsActivated(TEST_VPN_PKG);
+        vpn.prepare(TEST_VPN_PKG, "com.new.vpn" /* newPackage */, TYPE_VPN_PLATFORM);
+        verifyPlatformVpnIsDeactivated(TEST_VPN_PKG);
+        // CATEGORY_EVENT_DEACTIVATED_BY_USER is not an error event, so both of errorClass and
+        // errorCode won't be set.
+        verifyVpnManagerEvent(sessionKey2, VpnManager.CATEGORY_EVENT_DEACTIVATED_BY_USER,
+                -1 /* errorClass */, -1 /* errorCode */, null /* profileState */);
+    }
+
+    @Test
+    public void testVpnManagerEventForAlwaysOnChanged() throws Exception {
+        assumeTrue(SdkLevel.isAtLeastT());
+        // Calling setAlwaysOnPackage() needs to hold CONTROL_VPN.
+        doReturn(PERMISSION_GRANTED).when(mContext).checkCallingOrSelfPermission(CONTROL_VPN);
+        final Vpn vpn = createVpn(primaryUser.id);
+        // Enable VPN always-on for PKGS[1].
+        assertTrue(vpn.setAlwaysOnPackage(PKGS[1], false /* lockdown */,
+                null /* lockdownAllowlist */));
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, true /* alwaysOn */, false /* lockdown */));
+
+        // Enable VPN lockdown for PKGS[1].
+        assertTrue(vpn.setAlwaysOnPackage(PKGS[1], true /* lockdown */,
+                null /* lockdownAllowlist */));
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, true /* alwaysOn */, true /* lockdown */));
+
+        // Disable VPN lockdown for PKGS[1].
+        assertTrue(vpn.setAlwaysOnPackage(PKGS[1], false /* lockdown */,
+                null /* lockdownAllowlist */));
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, true /* alwaysOn */, false /* lockdown */));
+
+        // Disable VPN always-on.
+        assertTrue(vpn.setAlwaysOnPackage(null, false /* lockdown */,
+                null /* lockdownAllowlist */));
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, false /* alwaysOn */, false /* lockdown */));
+
+        // Enable VPN always-on for PKGS[1] again.
+        assertTrue(vpn.setAlwaysOnPackage(PKGS[1], false /* lockdown */,
+                null /* lockdownAllowlist */));
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, true /* alwaysOn */, false /* lockdown */));
+
+        // Enable VPN always-on for PKGS[2].
+        assertTrue(vpn.setAlwaysOnPackage(PKGS[2], false /* lockdown */,
+                null /* lockdownAllowlist */));
+        // PKGS[1] is replaced with PKGS[2].
+        // Pass 2 VpnProfileState objects to verifyVpnManagerEvent(), the first one is sent to
+        // PKGS[1] to notify PKGS[1] that the VPN always-on is disabled, the second one is sent to
+        // PKGS[2] to notify PKGS[2] that the VPN always-on is enabled.
+        verifyVpnManagerEvent(null /* sessionKey */,
+                VpnManager.CATEGORY_EVENT_ALWAYS_ON_STATE_CHANGED, -1 /* errorClass */,
+                -1 /* errorCode */, new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, false /* alwaysOn */, false /* lockdown */),
+                new VpnProfileState(VpnProfileState.STATE_DISCONNECTED,
+                        null /* sessionKey */, true /* alwaysOn */, false /* lockdown */));
+    }
+
     @Test
     public void testSetPackageAuthorizationVpnService() throws Exception {
         final Vpn vpn = createVpnAndSetupUidChecks();
@@ -981,7 +1120,7 @@
     public void testSetPackageAuthorizationPlatformVpn() throws Exception {
         final Vpn vpn = createVpnAndSetupUidChecks();
 
-        assertTrue(vpn.setPackageAuthorization(TEST_VPN_PKG, VpnManager.TYPE_VPN_PLATFORM));
+        assertTrue(vpn.setPackageAuthorization(TEST_VPN_PKG, TYPE_VPN_PLATFORM));
         verify(mAppOps)
                 .setMode(
                         eq(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN),
@@ -1031,15 +1170,16 @@
                 config -> Arrays.asList(config.flags).contains(flag)));
     }
 
-    @Test
-    public void testStartPlatformVpnAuthenticationFailed() throws Exception {
+    private void setupPlatformVpnWithSpecificExceptionAndItsErrorCode(IkeException exception,
+            String category, int errorType, int errorCode) throws Exception {
         final ArgumentCaptor<IkeSessionCallback> captor =
                 ArgumentCaptor.forClass(IkeSessionCallback.class);
-        final IkeProtocolException exception = mock(IkeProtocolException.class);
-        when(exception.getErrorType())
-                .thenReturn(IkeProtocolException.ERROR_TYPE_AUTHENTICATION_FAILED);
 
-        final Vpn vpn = startLegacyVpn(createVpn(primaryUser.id), (mVpnProfile));
+        final Vpn vpn = createVpnAndSetupUidChecks(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN);
+        when(mVpnProfileStore.get(vpn.getProfileNameForPackage(TEST_VPN_PKG)))
+                .thenReturn(mVpnProfile.encode());
+
+        final String sessionKey = vpn.startVpnProfile(TEST_VPN_PKG);
         final NetworkCallback cb = triggerOnAvailableAndGetCallback();
 
         verifyInterfaceSetCfgWithFlags(IF_STATE_UP);
@@ -1049,10 +1189,75 @@
         verify(mIkev2SessionCreator, timeout(TEST_TIMEOUT_MS))
                 .createIkeSession(any(), any(), any(), any(), captor.capture(), any());
         final IkeSessionCallback ikeCb = captor.getValue();
-        ikeCb.onClosedExceptionally(exception);
+        ikeCb.onClosedWithException(exception);
 
-        verify(mConnectivityManager, timeout(TEST_TIMEOUT_MS)).unregisterNetworkCallback(eq(cb));
-        assertEquals(LegacyVpnInfo.STATE_FAILED, vpn.getLegacyVpnInfo().state);
+        verifyVpnManagerEvent(sessionKey, category, errorType, errorCode, null /* profileState */);
+        if (errorType == VpnManager.ERROR_CLASS_NOT_RECOVERABLE) {
+            verify(mConnectivityManager, timeout(TEST_TIMEOUT_MS))
+                    .unregisterNetworkCallback(eq(cb));
+        }
+    }
+
+    @Test
+    public void testStartPlatformVpnAuthenticationFailed() throws Exception {
+        final IkeProtocolException exception = mock(IkeProtocolException.class);
+        final int errorCode = IkeProtocolException.ERROR_TYPE_AUTHENTICATION_FAILED;
+        when(exception.getErrorType()).thenReturn(errorCode);
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_IKE_ERROR, VpnManager.ERROR_CLASS_NOT_RECOVERABLE,
+                errorCode);
+    }
+
+    @Test
+    public void testStartPlatformVpnFailedWithRecoverableError() throws Exception {
+        final IkeProtocolException exception = mock(IkeProtocolException.class);
+        final int errorCode = IkeProtocolException.ERROR_TYPE_TEMPORARY_FAILURE;
+        when(exception.getErrorType()).thenReturn(errorCode);
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_IKE_ERROR, VpnManager.ERROR_CLASS_RECOVERABLE, errorCode);
+    }
+
+    @Test
+    public void testStartPlatformVpnFailedWithUnknownHostException() throws Exception {
+        final IkeNonProtocolException exception = mock(IkeNonProtocolException.class);
+        final UnknownHostException unknownHostException = new UnknownHostException();
+        final int errorCode = VpnManager.ERROR_CODE_NETWORK_UNKNOWN_HOST;
+        when(exception.getCause()).thenReturn(unknownHostException);
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_NETWORK_ERROR, VpnManager.ERROR_CLASS_RECOVERABLE,
+                errorCode);
+    }
+
+    @Test
+    public void testStartPlatformVpnFailedWithIkeTimeoutException() throws Exception {
+        final IkeNonProtocolException exception = mock(IkeNonProtocolException.class);
+        final IkeTimeoutException ikeTimeoutException =
+                new IkeTimeoutException("IkeTimeoutException");
+        final int errorCode = VpnManager.ERROR_CODE_NETWORK_PROTOCOL_TIMEOUT;
+        when(exception.getCause()).thenReturn(ikeTimeoutException);
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_NETWORK_ERROR, VpnManager.ERROR_CLASS_RECOVERABLE,
+                errorCode);
+    }
+
+    @Test
+    public void testStartPlatformVpnFailedWithIkeNetworkLostException() throws Exception {
+        final IkeNetworkLostException exception = new IkeNetworkLostException(
+                new Network(100));
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_NETWORK_ERROR, VpnManager.ERROR_CLASS_RECOVERABLE,
+                VpnManager.ERROR_CODE_NETWORK_LOST);
+    }
+
+    @Test
+    public void testStartPlatformVpnFailedWithIOException() throws Exception {
+        final IkeNonProtocolException exception = mock(IkeNonProtocolException.class);
+        final IOException ioException = new IOException();
+        final int errorCode = VpnManager.ERROR_CODE_NETWORK_IO;
+        when(exception.getCause()).thenReturn(ioException);
+        setupPlatformVpnWithSpecificExceptionAndItsErrorCode(exception,
+                VpnManager.CATEGORY_EVENT_NETWORK_ERROR, VpnManager.ERROR_CLASS_RECOVERABLE,
+                errorCode);
     }
 
     @Test