Merge "Move buildXXXPacket methods into TetheringTester"
diff --git a/Tethering/src/com/android/networkstack/tethering/Tethering.java b/Tethering/src/com/android/networkstack/tethering/Tethering.java
index e5f644e..b371178 100644
--- a/Tethering/src/com/android/networkstack/tethering/Tethering.java
+++ b/Tethering/src/com/android/networkstack/tethering/Tethering.java
@@ -157,6 +157,7 @@
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
+import java.util.Objects;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
@@ -1845,11 +1846,12 @@
setUpstreamNetwork(ns);
final Network newUpstream = (ns != null) ? ns.network : null;
- if (mTetherUpstream != newUpstream) {
+ if (!Objects.equals(mTetherUpstream, newUpstream)) {
mTetherUpstream = newUpstream;
reportUpstreamChanged(mTetherUpstream);
- // Need to notify capabilities change after upstream network changed because new
- // network's capabilities should be checked every time.
+ // Need to notify capabilities change after upstream network changed because
+ // upstream may switch to existing network which don't have
+ // UpstreamNetworkMonitor.EVENT_ON_CAPABILITIES callback.
mNotificationUpdater.onUpstreamCapabilitiesChanged(
(ns != null) ? ns.networkCapabilities : null);
}
diff --git a/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringTest.java b/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringTest.java
index 687171b..9c6904d 100644
--- a/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringTest.java
+++ b/Tethering/tests/unit/src/com/android/networkstack/tethering/TetheringTest.java
@@ -2685,10 +2685,9 @@
final UpstreamNetworkState upstreamState2 = buildMobileIPv4UpstreamState();
initTetheringUpstream(upstreamState2);
stateMachine.chooseUpstreamType(true);
- // Bug: duplicated upstream change event.
- mTetheringEventCallback.expectUpstreamChanged(upstreamState2.network);
- inOrder.verify(mNotificationUpdater)
- .onUpstreamCapabilitiesChanged(upstreamState2.networkCapabilities);
+ // Expect that no upstream change event and capabilities changed event.
+ mTetheringEventCallback.assertNoUpstreamChangeCallback();
+ inOrder.verify(mNotificationUpdater, never()).onUpstreamCapabilitiesChanged(any());
// Set the upstream with the same network ID but different object and different capability.
final UpstreamNetworkState upstreamState3 = buildMobileIPv4UpstreamState();
@@ -2696,11 +2695,13 @@
upstreamState3.networkCapabilities.addCapability(NET_CAPABILITY_VALIDATED);
initTetheringUpstream(upstreamState3);
stateMachine.chooseUpstreamType(true);
- // Bug: duplicated upstream change event.
- mTetheringEventCallback.expectUpstreamChanged(upstreamState3.network);
+ // Expect that no upstream change event and capabilities changed event.
+ mTetheringEventCallback.assertNoUpstreamChangeCallback();
+ stateMachine.handleUpstreamNetworkMonitorCallback(EVENT_ON_CAPABILITIES, upstreamState3);
inOrder.verify(mNotificationUpdater)
.onUpstreamCapabilitiesChanged(upstreamState3.networkCapabilities);
+
// Lose upstream.
initTetheringUpstream(null);
stateMachine.chooseUpstreamType(true);
@@ -3541,6 +3542,29 @@
assertEquals(expectedTypes.size() > 0, mTethering.isTetheringSupported());
callback.expectSupportedTetheringTypes(expectedTypes);
}
+
+ @Test
+ public void testIpv4AddressForSapAndLohsConcurrency() throws Exception {
+ mTethering.interfaceStatusChanged(TEST_WLAN_IFNAME, true);
+ sendWifiApStateChanged(WIFI_AP_STATE_ENABLED, TEST_WLAN_IFNAME, IFACE_IP_MODE_TETHERED);
+
+ ArgumentCaptor<InterfaceConfigurationParcel> ifaceConfigCaptor =
+ ArgumentCaptor.forClass(InterfaceConfigurationParcel.class);
+ verify(mNetd).interfaceSetCfg(ifaceConfigCaptor.capture());
+ InterfaceConfigurationParcel ifaceConfig = ifaceConfigCaptor.getValue();
+ final IpPrefix sapPrefix = new IpPrefix(
+ InetAddresses.parseNumericAddress(ifaceConfig.ipv4Addr), ifaceConfig.prefixLength);
+
+ mTethering.interfaceStatusChanged(TEST_WLAN2_IFNAME, true);
+ sendWifiApStateChanged(WIFI_AP_STATE_ENABLED, TEST_WLAN2_IFNAME, IFACE_IP_MODE_LOCAL_ONLY);
+
+ ifaceConfigCaptor = ArgumentCaptor.forClass(InterfaceConfigurationParcel.class);
+ verify(mNetd, times(2)).interfaceSetCfg(ifaceConfigCaptor.capture());
+ ifaceConfig = ifaceConfigCaptor.getValue();
+ final IpPrefix lohsPrefix = new IpPrefix(
+ InetAddresses.parseNumericAddress(ifaceConfig.ipv4Addr), ifaceConfig.prefixLength);
+ assertFalse(sapPrefix.equals(lohsPrefix));
+ }
// TODO: Test that a request for hotspot mode doesn't interfere with an
// already operating tethering mode interface.
}
diff --git a/service-t/native/libs/libnetworkstats/NetworkTracePoller.cpp b/service-t/native/libs/libnetworkstats/NetworkTracePoller.cpp
index d538368..80c315a 100644
--- a/service-t/native/libs/libnetworkstats/NetworkTracePoller.cpp
+++ b/service-t/native/libs/libnetworkstats/NetworkTracePoller.cpp
@@ -29,16 +29,16 @@
namespace bpf {
namespace internal {
-void NetworkTracePoller::SchedulePolling() {
- // Schedules another run of ourselves to recursively poll periodically.
- mTaskRunner->PostDelayedTask(
- [this]() {
- mMutex.lock();
- SchedulePolling();
- ConsumeAllLocked();
- mMutex.unlock();
- },
- mPollMs);
+void NetworkTracePoller::PollAndSchedule(perfetto::base::TaskRunner* runner,
+ uint32_t poll_ms) {
+ // Always schedule another run of ourselves to recursively poll periodically.
+ // The task runner is sequential so these can't run on top of each other.
+ runner->PostDelayedTask([=]() { PollAndSchedule(runner, poll_ms); }, poll_ms);
+
+ if (mMutex.try_lock()) {
+ ConsumeAllLocked();
+ mMutex.unlock();
+ }
}
bool NetworkTracePoller::Start(uint32_t pollMs) {
@@ -81,7 +81,7 @@
// Start a task runner to run ConsumeAll every mPollMs milliseconds.
mTaskRunner = perfetto::Platform::GetDefaultPlatform()->CreateTaskRunner({});
mPollMs = pollMs;
- SchedulePolling();
+ PollAndSchedule(mTaskRunner.get(), mPollMs);
mSessionCount++;
return true;
diff --git a/service-t/native/libs/libnetworkstats/include/netdbpf/NetworkTracePoller.h b/service-t/native/libs/libnetworkstats/include/netdbpf/NetworkTracePoller.h
index adde51e..8433934 100644
--- a/service-t/native/libs/libnetworkstats/include/netdbpf/NetworkTracePoller.h
+++ b/service-t/native/libs/libnetworkstats/include/netdbpf/NetworkTracePoller.h
@@ -53,7 +53,12 @@
bool ConsumeAll() EXCLUDES(mMutex);
private:
- void SchedulePolling() REQUIRES(mMutex);
+ // Poll the ring buffer for new data and schedule another run of ourselves
+ // after poll_ms (essentially polling periodically until stopped). This takes
+ // in the runner and poll duration to prevent a hard requirement on the lock
+ // and thus a deadlock while resetting the TaskRunner. The runner pointer is
+ // always valid within tasks run by that runner.
+ void PollAndSchedule(perfetto::base::TaskRunner* runner, uint32_t poll_ms);
bool ConsumeAllLocked() REQUIRES(mMutex);
std::mutex mMutex;
diff --git a/service-t/src/com/android/server/connectivity/mdns/EnqueueMdnsQueryCallable.java b/service-t/src/com/android/server/connectivity/mdns/EnqueueMdnsQueryCallable.java
index 84faf12..2d5bb00 100644
--- a/service-t/src/com/android/server/connectivity/mdns/EnqueueMdnsQueryCallable.java
+++ b/service-t/src/com/android/server/connectivity/mdns/EnqueueMdnsQueryCallable.java
@@ -29,7 +29,6 @@
import java.io.IOException;
import java.lang.ref.WeakReference;
import java.net.DatagramPacket;
-import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.Collection;
@@ -78,6 +77,7 @@
private final List<MdnsResponse> servicesToResolve;
@NonNull
private final MdnsResponseDecoder.Clock clock;
+ private final boolean onlyUseIpv6OnIpv6OnlyNetworks;
EnqueueMdnsQueryCallable(
@NonNull MdnsSocketClientBase requestSender,
@@ -87,6 +87,7 @@
boolean expectUnicastResponse,
int transactionId,
@Nullable Network network,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks,
boolean sendDiscoveryQueries,
@NonNull Collection<MdnsResponse> servicesToResolve,
@NonNull MdnsResponseDecoder.Clock clock) {
@@ -97,6 +98,7 @@
this.expectUnicastResponse = expectUnicastResponse;
this.transactionId = transactionId;
this.network = network;
+ this.onlyUseIpv6OnIpv6OnlyNetworks = onlyUseIpv6OnIpv6OnlyNetworks;
this.sendDiscoveryQueries = sendDiscoveryQueries;
this.servicesToResolve = new ArrayList<>(servicesToResolve);
this.clock = clock;
@@ -128,24 +130,29 @@
for (MdnsResponse response : servicesToResolve) {
final String[] serviceName = response.getServiceName();
if (serviceName == null) continue;
- if (!response.hasTextRecord() || MdnsUtils.isRecordRenewalNeeded(
- response.getTextRecord(), now)) {
- missingKnownAnswerRecords.add(new Pair<>(serviceName, MdnsRecord.TYPE_TXT));
- }
- if (!response.hasServiceRecord() || MdnsUtils.isRecordRenewalNeeded(
- response.getServiceRecord(), now)) {
- missingKnownAnswerRecords.add(new Pair<>(serviceName, MdnsRecord.TYPE_SRV));
- // The hostname is not yet known, so queries for address records will be sent
- // the next time the EnqueueMdnsQueryCallable is enqueued if the reply does not
- // contain them. In practice, advertisers should include the address records
- // when queried for SRV, although it's not a MUST requirement (RFC6763 12.2).
- // TODO: Figure out how to renew the A/AAAA record. Usually A/AAAA record will
- // be included in the response to the SRV record so in high chances there is
- // no need to renew them individually.
- } else if (!response.hasInet4AddressRecord() && !response.hasInet6AddressRecord()) {
- final String[] host = response.getServiceRecord().getServiceHost();
- missingKnownAnswerRecords.add(new Pair<>(host, MdnsRecord.TYPE_A));
- missingKnownAnswerRecords.add(new Pair<>(host, MdnsRecord.TYPE_AAAA));
+ boolean renewTxt = !response.hasTextRecord() || MdnsUtils.isRecordRenewalNeeded(
+ response.getTextRecord(), now);
+ boolean renewSrv = !response.hasServiceRecord() || MdnsUtils.isRecordRenewalNeeded(
+ response.getServiceRecord(), now);
+ if (renewSrv && renewTxt) {
+ missingKnownAnswerRecords.add(new Pair<>(serviceName, MdnsRecord.TYPE_ANY));
+ } else {
+ if (renewTxt) {
+ missingKnownAnswerRecords.add(new Pair<>(serviceName, MdnsRecord.TYPE_TXT));
+ }
+ if (renewSrv) {
+ missingKnownAnswerRecords.add(new Pair<>(serviceName, MdnsRecord.TYPE_SRV));
+ // The hostname is not yet known, so queries for address records will be
+ // sent the next time the EnqueueMdnsQueryCallable is enqueued if the reply
+ // does not contain them. In practice, advertisers should include the
+ // address records when queried for SRV, although it's not a MUST
+ // requirement (RFC6763 12.2).
+ } else if (!response.hasInet4AddressRecord()
+ && !response.hasInet6AddressRecord()) {
+ final String[] host = response.getServiceRecord().getServiceHost();
+ missingKnownAnswerRecords.add(new Pair<>(host, MdnsRecord.TYPE_A));
+ missingKnownAnswerRecords.add(new Pair<>(host, MdnsRecord.TYPE_AAAA));
+ }
}
}
numQuestions += missingKnownAnswerRecords.size();
@@ -183,24 +190,9 @@
writeQuestion(serviceTypeLabels, MdnsRecord.TYPE_PTR);
}
- if (requestSender instanceof MdnsMultinetworkSocketClient) {
- sendPacketToIpv4AndIpv6(requestSender, MdnsConstants.MDNS_PORT, network);
- for (Integer emulatorPort : castShellEmulatorMdnsPorts) {
- sendPacketToIpv4AndIpv6(requestSender, emulatorPort, network);
- }
- } else if (requestSender instanceof MdnsSocketClient) {
- final MdnsSocketClient client = (MdnsSocketClient) requestSender;
- InetAddress mdnsAddress = MdnsConstants.getMdnsIPv4Address();
- if (client.isOnIPv6OnlyNetwork()) {
- mdnsAddress = MdnsConstants.getMdnsIPv6Address();
- }
-
- sendPacketTo(client, new InetSocketAddress(mdnsAddress, MdnsConstants.MDNS_PORT));
- for (Integer emulatorPort : castShellEmulatorMdnsPorts) {
- sendPacketTo(client, new InetSocketAddress(mdnsAddress, emulatorPort));
- }
- } else {
- throw new IOException("Unknown socket client type: " + requestSender.getClass());
+ sendPacketToIpv4AndIpv6(requestSender, MdnsConstants.MDNS_PORT);
+ for (Integer emulatorPort : castShellEmulatorMdnsPorts) {
+ sendPacketToIpv4AndIpv6(requestSender, emulatorPort);
}
return Pair.create(transactionId, subtypes);
} catch (IOException e) {
@@ -218,38 +210,39 @@
| (expectUnicastResponse ? MdnsConstants.QCLASS_UNICAST : 0));
}
- private void sendPacketTo(MdnsSocketClient requestSender, InetSocketAddress address)
+ private void sendPacket(MdnsSocketClientBase requestSender, InetSocketAddress address)
throws IOException {
DatagramPacket packet = packetWriter.getPacket(address);
if (expectUnicastResponse) {
- requestSender.sendUnicastPacket(packet);
+ if (requestSender instanceof MdnsMultinetworkSocketClient) {
+ ((MdnsMultinetworkSocketClient) requestSender).sendPacketRequestingUnicastResponse(
+ packet, network, onlyUseIpv6OnIpv6OnlyNetworks);
+ } else {
+ requestSender.sendPacketRequestingUnicastResponse(
+ packet, onlyUseIpv6OnIpv6OnlyNetworks);
+ }
} else {
- requestSender.sendMulticastPacket(packet);
+ if (requestSender instanceof MdnsMultinetworkSocketClient) {
+ ((MdnsMultinetworkSocketClient) requestSender)
+ .sendPacketRequestingMulticastResponse(
+ packet, network, onlyUseIpv6OnIpv6OnlyNetworks);
+ } else {
+ requestSender.sendPacketRequestingMulticastResponse(
+ packet, onlyUseIpv6OnIpv6OnlyNetworks);
+ }
}
}
- private void sendPacketFromNetwork(MdnsSocketClientBase requestSender,
- InetSocketAddress address, Network network)
- throws IOException {
- DatagramPacket packet = packetWriter.getPacket(address);
- if (expectUnicastResponse) {
- requestSender.sendUnicastPacket(packet, network);
- } else {
- requestSender.sendMulticastPacket(packet, network);
- }
- }
-
- private void sendPacketToIpv4AndIpv6(MdnsSocketClientBase requestSender, int port,
- Network network) {
+ private void sendPacketToIpv4AndIpv6(MdnsSocketClientBase requestSender, int port) {
try {
- sendPacketFromNetwork(requestSender,
- new InetSocketAddress(MdnsConstants.getMdnsIPv4Address(), port), network);
+ sendPacket(requestSender,
+ new InetSocketAddress(MdnsConstants.getMdnsIPv4Address(), port));
} catch (IOException e) {
Log.i(TAG, "Can't send packet to IPv4", e);
}
try {
- sendPacketFromNetwork(requestSender,
- new InetSocketAddress(MdnsConstants.getMdnsIPv6Address(), port), network);
+ sendPacket(requestSender,
+ new InetSocketAddress(MdnsConstants.getMdnsIPv6Address(), port));
} catch (IOException e) {
Log.i(TAG, "Can't send packet to IPv6", e);
}
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClient.java b/service-t/src/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClient.java
index d0ca20e..1253444 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClient.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClient.java
@@ -213,17 +213,21 @@
return true;
}
- private void sendMdnsPacket(@NonNull DatagramPacket packet, @Nullable Network targetNetwork) {
+ private void sendMdnsPacket(@NonNull DatagramPacket packet, @Nullable Network targetNetwork,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks) {
final boolean isIpv6 = ((InetSocketAddress) packet.getSocketAddress()).getAddress()
instanceof Inet6Address;
final boolean isIpv4 = ((InetSocketAddress) packet.getSocketAddress()).getAddress()
instanceof Inet4Address;
final ArrayMap<MdnsInterfaceSocket, SocketKey> activeSockets = getActiveSockets();
+ boolean shouldQueryIpv6 = !onlyUseIpv6OnIpv6OnlyNetworks || isIpv6OnlyNetworks(
+ activeSockets, targetNetwork);
for (int i = 0; i < activeSockets.size(); i++) {
final MdnsInterfaceSocket socket = activeSockets.keyAt(i);
final Network network = activeSockets.valueAt(i).getNetwork();
// Check ip capability and network before sending packet
- if (((isIpv6 && socket.hasJoinedIpv6()) || (isIpv4 && socket.hasJoinedIpv4()))
+ if (((isIpv6 && socket.hasJoinedIpv6() && shouldQueryIpv6)
+ || (isIpv4 && socket.hasJoinedIpv4()))
// Contrary to MdnsUtils.isNetworkMatched, only send packets targeting
// the null network to interfaces that have the null network (tethering
// downstream interfaces).
@@ -237,6 +241,19 @@
}
}
+ private boolean isIpv6OnlyNetworks(
+ @NonNull ArrayMap<MdnsInterfaceSocket, SocketKey> activeSockets,
+ @Nullable Network targetNetwork) {
+ for (int i = 0; i < activeSockets.size(); i++) {
+ final MdnsInterfaceSocket socket = activeSockets.keyAt(i);
+ final Network network = activeSockets.valueAt(i).getNetwork();
+ if (Objects.equals(network, targetNetwork) && socket.hasJoinedIpv4()) {
+ return false;
+ }
+ }
+ return true;
+ }
+
private void processResponsePacket(byte[] recvbuf, int length, @NonNull SocketKey socketKey) {
int packetNumber = ++mReceivedPacketNumber;
@@ -259,21 +276,38 @@
}
/**
- * Sends a mDNS request packet via given network that asks for multicast response. Null network
- * means sending packet via all networks.
+ * Send a mDNS request packet via given network that asks for multicast response.
+ *
+ * <p>The socket client may use a null network to identify some or all interfaces, in which case
+ * passing null sends the packet to these.
*/
+ public void sendPacketRequestingMulticastResponse(@NonNull DatagramPacket packet,
+ @Nullable Network network, boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ mHandler.post(() -> sendMdnsPacket(packet, network, onlyUseIpv6OnIpv6OnlyNetworks));
+ }
+
@Override
- public void sendMulticastPacket(@NonNull DatagramPacket packet, @Nullable Network network) {
- mHandler.post(() -> sendMdnsPacket(packet, network));
+ public void sendPacketRequestingMulticastResponse(
+ @NonNull DatagramPacket packet, boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ sendPacketRequestingMulticastResponse(
+ packet, null /* network */, onlyUseIpv6OnIpv6OnlyNetworks);
}
/**
- * Sends a mDNS request packet via given network that asks for unicast response. Null network
- * means sending packet via all networks.
+ * Send a mDNS request packet via given network that asks for unicast response.
+ *
+ * <p>The socket client may use a null network to identify some or all interfaces, in which case
+ * passing null sends the packet to these.
*/
- @Override
- public void sendUnicastPacket(@NonNull DatagramPacket packet, @Nullable Network network) {
- // TODO: Separate unicast packet.
- mHandler.post(() -> sendMdnsPacket(packet, network));
+ public void sendPacketRequestingUnicastResponse(@NonNull DatagramPacket packet,
+ @Nullable Network network, boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ mHandler.post(() -> sendMdnsPacket(packet, network, onlyUseIpv6OnIpv6OnlyNetworks));
}
-}
+
+ @Override
+ public void sendPacketRequestingUnicastResponse(
+ @NonNull DatagramPacket packet, boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ sendPacketRequestingUnicastResponse(
+ packet, null /* network */, onlyUseIpv6OnIpv6OnlyNetworks);
+ }
+}
\ No newline at end of file
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsSearchOptions.java b/service-t/src/com/android/server/connectivity/mdns/MdnsSearchOptions.java
index 3da6bd0..98c80ee 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsSearchOptions.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsSearchOptions.java
@@ -44,10 +44,13 @@
new Parcelable.Creator<MdnsSearchOptions>() {
@Override
public MdnsSearchOptions createFromParcel(Parcel source) {
- return new MdnsSearchOptions(source.createStringArrayList(),
- source.readBoolean(), source.readBoolean(),
+ return new MdnsSearchOptions(
+ source.createStringArrayList(),
+ source.readBoolean(),
+ source.readBoolean(),
source.readParcelable(null),
- source.readString());
+ source.readString(),
+ (source.dataAvail() > 0) ? source.readBoolean() : false);
}
@Override
@@ -61,18 +64,25 @@
private final String resolveInstanceName;
private final boolean isPassiveMode;
+ private final boolean onlyUseIpv6OnIpv6OnlyNetworks;
private final boolean removeExpiredService;
// The target network for searching. Null network means search on all possible interfaces.
@Nullable private final Network mNetwork;
/** Parcelable constructs for a {@link MdnsSearchOptions}. */
- MdnsSearchOptions(List<String> subtypes, boolean isPassiveMode, boolean removeExpiredService,
- @Nullable Network network, @Nullable String resolveInstanceName) {
+ MdnsSearchOptions(
+ List<String> subtypes,
+ boolean isPassiveMode,
+ boolean removeExpiredService,
+ @Nullable Network network,
+ @Nullable String resolveInstanceName,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks) {
this.subtypes = new ArrayList<>();
if (subtypes != null) {
this.subtypes.addAll(subtypes);
}
this.isPassiveMode = isPassiveMode;
+ this.onlyUseIpv6OnIpv6OnlyNetworks = onlyUseIpv6OnIpv6OnlyNetworks;
this.removeExpiredService = removeExpiredService;
mNetwork = network;
this.resolveInstanceName = resolveInstanceName;
@@ -104,6 +114,14 @@
return isPassiveMode;
}
+ /**
+ * @return {@code true} if only the IPv4 mDNS host should be queried on network that supports
+ * both IPv6 as well as IPv4. On an IPv6-only network, this is ignored.
+ */
+ public boolean onlyUseIpv6OnIpv6OnlyNetworks() {
+ return onlyUseIpv6OnIpv6OnlyNetworks;
+ }
+
/** Returns {@code true} if service will be removed after its TTL expires. */
public boolean removeExpiredService() {
return removeExpiredService;
@@ -140,12 +158,14 @@
out.writeBoolean(removeExpiredService);
out.writeParcelable(mNetwork, 0);
out.writeString(resolveInstanceName);
+ out.writeBoolean(onlyUseIpv6OnIpv6OnlyNetworks);
}
/** A builder to create {@link MdnsSearchOptions}. */
public static final class Builder {
private final Set<String> subtypes;
private boolean isPassiveMode = true;
+ private boolean onlyUseIpv6OnIpv6OnlyNetworks = false;
private boolean removeExpiredService;
private Network mNetwork;
private String resolveInstanceName;
@@ -190,6 +210,15 @@
}
/**
+ * Sets if only the IPv4 mDNS host should be queried on a network that is both IPv4 & IPv6.
+ * On an IPv6-only network, this is ignored.
+ */
+ public Builder setOnlyUseIpv6OnIpv6OnlyNetworks(boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ this.onlyUseIpv6OnIpv6OnlyNetworks = onlyUseIpv6OnIpv6OnlyNetworks;
+ return this;
+ }
+
+ /**
* Sets if the service should be removed after TTL.
*
* @param removeExpiredService If set to {@code true}, the service will be removed after TTL
@@ -223,8 +252,13 @@
/** Builds a {@link MdnsSearchOptions} with the arguments supplied to this builder. */
public MdnsSearchOptions build() {
- return new MdnsSearchOptions(new ArrayList<>(subtypes), isPassiveMode,
- removeExpiredService, mNetwork, resolveInstanceName);
+ return new MdnsSearchOptions(
+ new ArrayList<>(subtypes),
+ isPassiveMode,
+ removeExpiredService,
+ mNetwork,
+ resolveInstanceName,
+ onlyUseIpv6OnIpv6OnlyNetworks);
}
}
}
\ No newline at end of file
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java b/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
index bdc673e..a36eb1b 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsServiceTypeClient.java
@@ -198,6 +198,7 @@
final QueryTaskConfig taskConfig = new QueryTaskConfig(
searchOptions.getSubtypes(),
searchOptions.isPassiveMode(),
+ searchOptions.onlyUseIpv6OnIpv6OnlyNetworks(),
currentSessionId,
socketKey);
if (hadReply) {
@@ -220,7 +221,7 @@
final boolean matchesInstanceName = options.getResolveInstanceName() == null
// DNS is case-insensitive, so ignore case in the comparison
|| MdnsUtils.equalsIgnoreDnsCase(options.getResolveInstanceName(),
- response.getServiceInstanceName());
+ response.getServiceInstanceName());
// If discovery is requiring some subtypes, the response must have one that matches a
// requested one.
@@ -427,6 +428,7 @@
private final boolean alwaysAskForUnicastResponse =
MdnsConfigs.alwaysAskForUnicastResponseInEachBurst();
private final boolean usePassiveMode;
+ private final boolean onlyUseIpv6OnIpv6OnlyNetworks;
private final long sessionId;
@VisibleForTesting
int transactionId;
@@ -439,9 +441,13 @@
private boolean isFirstBurst;
@NonNull private final SocketKey socketKey;
- QueryTaskConfig(@NonNull Collection<String> subtypes, boolean usePassiveMode,
- long sessionId, @NonNull SocketKey socketKey) {
+ QueryTaskConfig(@NonNull Collection<String> subtypes,
+ boolean usePassiveMode,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks,
+ long sessionId,
+ @Nullable SocketKey socketKey) {
this.usePassiveMode = usePassiveMode;
+ this.onlyUseIpv6OnIpv6OnlyNetworks = onlyUseIpv6OnIpv6OnlyNetworks;
this.subtypes = new ArrayList<>(subtypes);
this.queriesPerBurst = QUERIES_PER_BURST;
this.burstCounter = 0;
@@ -559,6 +565,7 @@
config.expectUnicastResponse,
config.transactionId,
config.socketKey.getNetwork(),
+ config.onlyUseIpv6OnIpv6OnlyNetworks,
sendDiscoveryQueries,
servicesToResolve,
clock)
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsSocket.java b/service-t/src/com/android/server/connectivity/mdns/MdnsSocket.java
index 5fd1354..cdd9f76 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsSocket.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsSocket.java
@@ -93,6 +93,10 @@
}
for (NetworkInterfaceWrapper networkInterface : networkInterfaces) {
multicastSocket.joinGroup(multicastAddress, networkInterface.getNetworkInterface());
+ if (!isOnIPv6OnlyNetwork) {
+ multicastSocket.joinGroup(
+ MULTICAST_IPV6_ADDRESS, networkInterface.getNetworkInterface());
+ }
}
}
@@ -105,6 +109,10 @@
}
for (NetworkInterfaceWrapper networkInterface : networkInterfaces) {
multicastSocket.leaveGroup(multicastAddress, networkInterface.getNetworkInterface());
+ if (!isOnIPv6OnlyNetwork) {
+ multicastSocket.leaveGroup(
+ MULTICAST_IPV6_ADDRESS, networkInterface.getNetworkInterface());
+ }
}
}
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClient.java b/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClient.java
index 2b6e5d0..9c9812d 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClient.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClient.java
@@ -31,6 +31,9 @@
import java.io.IOException;
import java.net.DatagramPacket;
+import java.net.Inet4Address;
+import java.net.Inet6Address;
+import java.net.InetSocketAddress;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.List;
@@ -194,39 +197,23 @@
}
}
- /** Sends a mDNS request packet that asks for multicast response. */
- public void sendMulticastPacket(@NonNull DatagramPacket packet) {
- sendMdnsPacket(packet, multicastPacketQueue);
+ @Override
+ public void sendPacketRequestingMulticastResponse(@NonNull DatagramPacket packet,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks) {
+ sendMdnsPacket(packet, multicastPacketQueue, onlyUseIpv6OnIpv6OnlyNetworks);
}
- /** Sends a mDNS request packet that asks for unicast response. */
- public void sendUnicastPacket(DatagramPacket packet) {
+ @Override
+ public void sendPacketRequestingUnicastResponse(@NonNull DatagramPacket packet,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks) {
if (useSeparateSocketForUnicast) {
- sendMdnsPacket(packet, unicastPacketQueue);
+ sendMdnsPacket(packet, unicastPacketQueue, onlyUseIpv6OnIpv6OnlyNetworks);
} else {
- sendMdnsPacket(packet, multicastPacketQueue);
+ sendMdnsPacket(packet, multicastPacketQueue, onlyUseIpv6OnIpv6OnlyNetworks);
}
}
@Override
- public void sendMulticastPacket(@NonNull DatagramPacket packet, @Nullable Network network) {
- if (network != null) {
- throw new IllegalArgumentException("This socket client does not support sending to "
- + "specific networks");
- }
- sendMulticastPacket(packet);
- }
-
- @Override
- public void sendUnicastPacket(@NonNull DatagramPacket packet, @Nullable Network network) {
- if (network != null) {
- throw new IllegalArgumentException("This socket client does not support sending to "
- + "specific networks");
- }
- sendUnicastPacket(packet);
- }
-
- @Override
public void notifyNetworkRequested(
@NonNull MdnsServiceBrowserListener listener,
@Nullable Network network,
@@ -243,11 +230,25 @@
return false;
}
- private void sendMdnsPacket(DatagramPacket packet, Queue<DatagramPacket> packetQueueToUse) {
+ private void sendMdnsPacket(DatagramPacket packet, Queue<DatagramPacket> packetQueueToUse,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks) {
if (shouldStopSocketLoop && !MdnsConfigs.allowAddMdnsPacketAfterDiscoveryStops()) {
LOGGER.w("sendMdnsPacket() is called after discovery already stopped");
return;
}
+
+ final boolean isIpv4 = ((InetSocketAddress) packet.getSocketAddress()).getAddress()
+ instanceof Inet4Address;
+ final boolean isIpv6 = ((InetSocketAddress) packet.getSocketAddress()).getAddress()
+ instanceof Inet6Address;
+ final boolean ipv6Only = multicastSocket != null && multicastSocket.isOnIPv6OnlyNetwork();
+ if (isIpv4 && ipv6Only) {
+ return;
+ }
+ if (isIpv6 && !ipv6Only && onlyUseIpv6OnIpv6OnlyNetworks) {
+ return;
+ }
+
synchronized (packetQueueToUse) {
while (packetQueueToUse.size() >= MdnsConfigs.mdnsPacketQueueMaxSize()) {
packetQueueToUse.remove();
@@ -535,8 +536,4 @@
}
packets.clear();
}
-
- public boolean isOnIPv6OnlyNetwork() {
- return multicastSocket != null && multicastSocket.isOnIPv6OnlyNetwork();
- }
}
\ No newline at end of file
diff --git a/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClientBase.java b/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClientBase.java
index a35925a..5e4a8b5 100644
--- a/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClientBase.java
+++ b/service-t/src/com/android/server/connectivity/mdns/MdnsSocketClientBase.java
@@ -41,19 +41,15 @@
/**
* Send a mDNS request packet via given network that asks for multicast response.
- *
- * <p>The socket client may use a null network to identify some or all interfaces, in which case
- * passing null sends the packet to these.
*/
- void sendMulticastPacket(@NonNull DatagramPacket packet, @Nullable Network network);
+ void sendPacketRequestingMulticastResponse(@NonNull DatagramPacket packet,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks);
/**
* Send a mDNS request packet via given network that asks for unicast response.
- *
- * <p>The socket client may use a null network to identify some or all interfaces, in which case
- * passing null sends the packet to these.
*/
- void sendUnicastPacket(@NonNull DatagramPacket packet, @Nullable Network network);
+ void sendPacketRequestingUnicastResponse(@NonNull DatagramPacket packet,
+ boolean onlyUseIpv6OnIpv6OnlyNetworks);
/*** Notify that the given network is requested for mdns discovery / resolution */
void notifyNetworkRequested(@NonNull MdnsServiceBrowserListener listener,
@@ -88,4 +84,4 @@
/*** Notify requested socket is destroyed */
void onAllSocketsDestroyed(@NonNull SocketKey socketKey);
}
-}
+}
\ No newline at end of file
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 39a500c..53127d1 100755
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -1703,7 +1703,8 @@
mUserAllContext.registerReceiver(mPackageIntentReceiver, packageIntentFilter,
null /* broadcastPermission */, mHandler);
- mNetworkActivityTracker = new LegacyNetworkActivityTracker(mContext, mHandler, mNetd);
+ mNetworkActivityTracker =
+ new LegacyNetworkActivityTracker(mContext, mNetd, mHandler, mDeps.isAtLeastU());
final NetdCallback netdCallback = new NetdCallback();
try {
@@ -5879,7 +5880,8 @@
break;
}
case EVENT_REPORT_NETWORK_ACTIVITY:
- mNetworkActivityTracker.handleReportNetworkActivity();
+ final NetworkActivityParams arg = (NetworkActivityParams) msg.obj;
+ mNetworkActivityTracker.handleReportNetworkActivity(arg);
break;
case EVENT_MOBILE_DATA_PREFERRED_UIDS_CHANGED:
handleMobileDataPreferredUidsChanged();
@@ -11064,11 +11066,34 @@
notifyDataStallSuspected(p, network.getNetId());
}
+ /**
+ * Class to hold the information for network activity change event from idle timers
+ * {@link NetdCallback#onInterfaceClassActivityChanged(boolean, int, long, int)}
+ */
+ private static final class NetworkActivityParams {
+ public final boolean isActive;
+ // Label used for idle timer. Transport type is used as label.
+ // label is int since NMS was using the identifier as int, and it has not been changed
+ public final int label;
+ public final long timestampNs;
+ // Uid represents the uid that was responsible for waking the radio.
+ // -1 for no uid and uid is -1 if isActive is false.
+ public final int uid;
+
+ NetworkActivityParams(boolean isActive, int label, long timestampNs, int uid) {
+ this.isActive = isActive;
+ this.label = label;
+ this.timestampNs = timestampNs;
+ this.uid = uid;
+ }
+ }
+
private class NetdCallback extends BaseNetdUnsolicitedEventListener {
@Override
- public void onInterfaceClassActivityChanged(boolean isActive, int transportType,
+ public void onInterfaceClassActivityChanged(boolean isActive, int label,
long timestampNs, int uid) {
- mNetworkActivityTracker.setAndReportNetworkActive(isActive, transportType, timestampNs);
+ mHandler.sendMessage(mHandler.obtainMessage(EVENT_REPORT_NETWORK_ACTIVITY,
+ new NetworkActivityParams(isActive, label, timestampNs, uid)));
}
@Override
@@ -11096,14 +11121,14 @@
private static final int NO_UID = -1;
private final Context mContext;
private final INetd mNetd;
+ private final Handler mHandler;
private final RemoteCallbackList<INetworkActivityListener> mNetworkActivityListeners =
new RemoteCallbackList<>();
// Indicate the current system default network activity is active or not.
- @GuardedBy("mActiveIdleTimers")
- private boolean mNetworkActive;
- @GuardedBy("mActiveIdleTimers")
+ // This needs to be volatile to allow non handler threads to read this value without lock.
+ private volatile boolean mIsDefaultNetworkActive;
private final ArrayMap<String, IdleTimerParams> mActiveIdleTimers = new ArrayMap<>();
- private final Handler mHandler;
+ private final boolean mIsAtLeastU;
private static class IdleTimerParams {
public final int timeout;
@@ -11115,34 +11140,37 @@
}
}
- LegacyNetworkActivityTracker(@NonNull Context context, @NonNull Handler handler,
- @NonNull INetd netd) {
+ LegacyNetworkActivityTracker(@NonNull Context context, @NonNull INetd netd,
+ @NonNull Handler handler, boolean isAtLeastU) {
mContext = context;
mNetd = netd;
mHandler = handler;
+ mIsAtLeastU = isAtLeastU;
}
- public void setAndReportNetworkActive(boolean active, int transportType, long tsNanos) {
- sendDataActivityBroadcast(transportTypeToLegacyType(transportType), active, tsNanos);
- synchronized (mActiveIdleTimers) {
- mNetworkActive = active;
- // If there are no idle timers, it means that system is not monitoring
- // activity, so the system default network for those default network
- // unspecified apps is always considered active.
- //
- // TODO: If the mActiveIdleTimers is empty, netd will actually not send
- // any network activity change event. Whenever this event is received,
- // the mActiveIdleTimers should be always not empty. The legacy behavior
- // is no-op. Remove to refer to mNetworkActive only.
- if (mNetworkActive || mActiveIdleTimers.isEmpty()) {
- mHandler.sendMessage(mHandler.obtainMessage(EVENT_REPORT_NETWORK_ACTIVITY));
- }
+ private void ensureRunningOnConnectivityServiceThread() {
+ if (mHandler.getLooper().getThread() != Thread.currentThread()) {
+ throw new IllegalStateException("Not running on ConnectivityService thread: "
+ + Thread.currentThread().getName());
}
}
- // The network activity should only be updated from ConnectivityService handler thread
- // when mActiveIdleTimers lock is held.
- @GuardedBy("mActiveIdleTimers")
+ public void handleReportNetworkActivity(NetworkActivityParams activityParams) {
+ ensureRunningOnConnectivityServiceThread();
+ if (mActiveIdleTimers.isEmpty()) {
+ // This activity change is not for the current default network.
+ // This can happen if netd callback post activity change event message but
+ // the default network is lost before processing this message.
+ return;
+ }
+ sendDataActivityBroadcast(transportTypeToLegacyType(activityParams.label),
+ activityParams.isActive, activityParams.timestampNs);
+ mIsDefaultNetworkActive = activityParams.isActive;
+ if (mIsDefaultNetworkActive) {
+ reportNetworkActive();
+ }
+ }
+
private void reportNetworkActive() {
final int length = mNetworkActivityListeners.beginBroadcast();
if (DDBG) log("reportNetworkActive, notify " + length + " listeners");
@@ -11159,13 +11187,6 @@
}
}
- @GuardedBy("mActiveIdleTimers")
- public void handleReportNetworkActivity() {
- synchronized (mActiveIdleTimers) {
- reportNetworkActive();
- }
- }
-
// This is deprecated and only to support legacy use cases.
private int transportTypeToLegacyType(int type) {
switch (type) {
@@ -11207,8 +11228,10 @@
*
* Every {@code setupDataActivityTracking} should be paired with a
* {@link #removeDataActivityTracking} for cleanup.
+ *
+ * @return true if the idleTimer is added to the network, false otherwise
*/
- private void setupDataActivityTracking(NetworkAgentInfo networkAgent) {
+ private boolean setupDataActivityTracking(NetworkAgentInfo networkAgent) {
final String iface = networkAgent.linkProperties.getInterfaceName();
final int timeout;
@@ -11227,25 +11250,22 @@
15);
type = NetworkCapabilities.TRANSPORT_WIFI;
} else {
- return; // do not track any other networks
+ return false; // do not track any other networks
}
updateRadioPowerState(true /* isActive */, type);
if (timeout > 0 && iface != null) {
try {
- synchronized (mActiveIdleTimers) {
- // Networks start up.
- mNetworkActive = true;
- mActiveIdleTimers.put(iface, new IdleTimerParams(timeout, type));
- mNetd.idletimerAddInterface(iface, timeout, Integer.toString(type));
- reportNetworkActive();
- }
+ mActiveIdleTimers.put(iface, new IdleTimerParams(timeout, type));
+ mNetd.idletimerAddInterface(iface, timeout, Integer.toString(type));
+ return true;
} catch (Exception e) {
// You shall not crash!
loge("Exception in setupDataActivityTracking " + e);
}
}
+ return false;
}
/**
@@ -11268,26 +11288,45 @@
try {
updateRadioPowerState(false /* isActive */, type);
- synchronized (mActiveIdleTimers) {
- final IdleTimerParams params = mActiveIdleTimers.remove(iface);
- // The call fails silently if no idle timer setup for this interface
- mNetd.idletimerRemoveInterface(iface, params.timeout,
- Integer.toString(params.transportType));
+ final IdleTimerParams params = mActiveIdleTimers.remove(iface);
+ if (params == null) {
+ // IdleTimer is not added if the configured timeout is 0 or negative value
+ return;
}
+ // The call fails silently if no idle timer setup for this interface
+ mNetd.idletimerRemoveInterface(iface, params.timeout,
+ Integer.toString(params.transportType));
} catch (Exception e) {
// You shall not crash!
loge("Exception in removeDataActivityTracking " + e);
}
}
+ private void updateDefaultNetworkActivity(NetworkAgentInfo defaultNetwork,
+ boolean hasIdleTimer) {
+ if (defaultNetwork != null) {
+ mIsDefaultNetworkActive = true;
+ // On T-, callbacks are called only when the network has the idle timer.
+ if (mIsAtLeastU || hasIdleTimer) {
+ reportNetworkActive();
+ }
+ } else {
+ // If there is no default network, default network is considered inactive.
+ mIsDefaultNetworkActive = false;
+ }
+ }
+
/**
* Update data activity tracking when network state is updated.
*/
public void updateDataActivityTracking(NetworkAgentInfo newNetwork,
NetworkAgentInfo oldNetwork) {
+ ensureRunningOnConnectivityServiceThread();
+ boolean hasIdleTimer = false;
if (newNetwork != null) {
- setupDataActivityTracking(newNetwork);
+ hasIdleTimer = setupDataActivityTracking(newNetwork);
}
+ updateDefaultNetworkActivity(newNetwork, hasIdleTimer);
if (oldNetwork != null) {
removeDataActivityTracking(oldNetwork);
}
@@ -11308,15 +11347,7 @@
}
public boolean isDefaultNetworkActive() {
- synchronized (mActiveIdleTimers) {
- // If there are no idle timers, it means that system is not monitoring activity,
- // so the default network is always considered active.
- //
- // TODO : Distinguish between the cases where mActiveIdleTimers is empty because
- // tracking is disabled (negative idle timer value configured), or no active default
- // network. In the latter case, this reports active but it should report inactive.
- return mNetworkActive || mActiveIdleTimers.isEmpty();
- }
+ return mIsDefaultNetworkActive;
}
public void registerNetworkActivityListener(@NonNull INetworkActivityListener l) {
@@ -11328,15 +11359,22 @@
}
public void dump(IndentingPrintWriter pw) {
- synchronized (mActiveIdleTimers) {
- pw.print("mNetworkActive="); pw.println(mNetworkActive);
- pw.println("Idle timers:");
- for (HashMap.Entry<String, IdleTimerParams> ent : mActiveIdleTimers.entrySet()) {
+ pw.print("mIsDefaultNetworkActive="); pw.println(mIsDefaultNetworkActive);
+ pw.println("Idle timers:");
+ try {
+ for (Map.Entry<String, IdleTimerParams> ent : mActiveIdleTimers.entrySet()) {
pw.print(" "); pw.print(ent.getKey()); pw.println(":");
final IdleTimerParams params = ent.getValue();
pw.print(" timeout="); pw.print(params.timeout);
pw.print(" type="); pw.println(params.transportType);
}
+ } catch (Exception e) {
+ // mActiveIdleTimers should only be accessed from handler thread, except dump().
+ // As dump() is never called in normal usage, it would be needlessly expensive
+ // to lock the collection only for its benefit.
+ // Also, mActiveIdleTimers is not expected to be updated frequently.
+ // So catching the exception and logging.
+ pw.println("Failed to dump NetworkActivityTracker: " + e);
}
}
}
diff --git a/service/src/com/android/server/connectivity/ClatCoordinator.java b/service/src/com/android/server/connectivity/ClatCoordinator.java
index d87f250..eb3e7ce 100644
--- a/service/src/com/android/server/connectivity/ClatCoordinator.java
+++ b/service/src/com/android/server/connectivity/ClatCoordinator.java
@@ -37,9 +37,10 @@
import android.system.ErrnoException;
import android.util.Log;
+import androidx.annotation.RequiresApi;
+
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.util.IndentingPrintWriter;
-import com.android.modules.utils.build.SdkLevel;
import com.android.net.module.util.BpfMap;
import com.android.net.module.util.IBpfMap;
import com.android.net.module.util.InterfaceParams;
@@ -59,8 +60,6 @@
import java.nio.ByteBuffer;
import java.util.Objects;
-import androidx.annotation.RequiresApi;
-
/**
* This coordinator is responsible for providing clat relevant functionality.
*
diff --git a/service/src/com/android/server/connectivity/KeepaliveTracker.java b/service/src/com/android/server/connectivity/KeepaliveTracker.java
index b4f74d5..76e97e2 100644
--- a/service/src/com/android/server/connectivity/KeepaliveTracker.java
+++ b/service/src/com/android/server/connectivity/KeepaliveTracker.java
@@ -104,19 +104,21 @@
// Allowed unprivileged keepalive slots per uid. Caller's permission will be enforced if
// the number of remaining keepalive slots is less than or equal to the threshold.
private final int mAllowedUnprivilegedSlotsForUid;
-
+ private final Dependencies mDependencies;
public KeepaliveTracker(Context context, Handler handler) {
- this(context, handler, new TcpKeepaliveController(handler));
+ this(context, handler, new TcpKeepaliveController(handler), new Dependencies());
}
@VisibleForTesting
- KeepaliveTracker(Context context, Handler handler, TcpKeepaliveController tcpController) {
+ KeepaliveTracker(Context context, Handler handler, TcpKeepaliveController tcpController,
+ Dependencies deps) {
mTcpController = tcpController;
mContext = context;
+ mDependencies = deps;
- mSupportedKeepalives = KeepaliveResourceUtil.getSupportedKeepalives(context);
+ mSupportedKeepalives = mDependencies.getSupportedKeepalives(mContext);
- final ConnectivityResources res = new ConnectivityResources(mContext);
+ final ConnectivityResources res = mDependencies.createConnectivityResources(mContext);
mReservedPrivilegedSlots = res.get().getInteger(
R.integer.config_reservedPrivilegedKeepaliveSlots);
mAllowedUnprivilegedSlotsForUid = res.get().getInteger(
@@ -148,8 +150,9 @@
public static final int TYPE_TCP = 2;
// Keepalive slot. A small integer that identifies this keepalive among the ones handled
- // by this network.
- private int mSlot = NO_KEEPALIVE;
+ // by this network. This is initialized to NO_KEEPALIVE for new keepalives, but to the
+ // old slot for resumed keepalives.
+ private int mSlot;
// Packet data.
private final KeepalivePacketData mPacket;
@@ -169,25 +172,30 @@
int interval,
int type,
@Nullable FileDescriptor fd) throws InvalidSocketException {
- this(callback, nai, packet, interval, type, fd, false /* resumed */);
+ this(callback, nai, packet, Binder.getCallingPid(), Binder.getCallingUid(), interval,
+ type, fd, NO_KEEPALIVE /* slot */, false /* resumed */);
}
KeepaliveInfo(@NonNull ISocketKeepaliveCallback callback,
@NonNull NetworkAgentInfo nai,
@NonNull KeepalivePacketData packet,
+ int pid,
+ int uid,
int interval,
int type,
@Nullable FileDescriptor fd,
+ int slot,
boolean resumed) throws InvalidSocketException {
mCallback = callback;
- mPid = Binder.getCallingPid();
- mUid = Binder.getCallingUid();
+ mPid = pid;
+ mUid = uid;
mPrivileged = (PERMISSION_GRANTED == mContext.checkPermission(PERMISSION, mPid, mUid));
mNai = nai;
mPacket = packet;
mInterval = interval;
mType = type;
+ mSlot = slot;
mResumed = resumed;
// For SocketKeepalive, a dup of fd is kept in mFd so the source port from which the
@@ -468,8 +476,8 @@
* Construct a new KeepaliveInfo from existing KeepaliveInfo with a new fd.
*/
public KeepaliveInfo withFd(@NonNull FileDescriptor fd) throws InvalidSocketException {
- return new KeepaliveInfo(mCallback, mNai, mPacket, mInterval, mType, fd,
- true /* resumed */);
+ return new KeepaliveInfo(mCallback, mNai, mPacket, mPid, mUid, mInterval, mType,
+ fd, mSlot, true /* resumed */);
}
}
@@ -508,7 +516,9 @@
*/
public int handleStartKeepalive(KeepaliveInfo ki) {
NetworkAgentInfo nai = ki.getNai();
- int slot = findFirstFreeSlot(nai);
+ // If this was a paused keepalive, then reuse the same slot that was kept for it. Otherwise,
+ // use the first free slot for this network agent.
+ final int slot = NO_KEEPALIVE != ki.mSlot ? ki.mSlot : findFirstFreeSlot(nai);
mKeepalives.get(nai).put(slot, ki);
return ki.start(slot);
}
@@ -518,6 +528,12 @@
if (networkKeepalives != null) {
final ArrayList<KeepaliveInfo> kalist = new ArrayList(networkKeepalives.values());
for (KeepaliveInfo ki : kalist) {
+ // If the keepalive is paused, then it is already stopped with the hardware and so
+ // continue. Note that to send the appropriate stop reason callback,
+ // AutomaticOnOffKeepaliveTracker will call finalizePausedKeepalive which will also
+ // finally remove this keepalive slot from the array.
+ if (ki.mStopReason == SUCCESS_PAUSED) continue;
+
ki.stop(reason);
// Clean up keepalives since the network agent is disconnected and unable to pass
// back asynchronous result of stop().
@@ -556,17 +572,22 @@
return;
}
- // Remove the keepalive from hash table so the slot can be considered available when reusing
- // it.
- networkKeepalives.remove(slot);
- Log.d(TAG, "Remove keepalive " + slot + " on " + networkName + ", "
- + networkKeepalives.size() + " remains.");
+ // If the keepalive was stopped for good, remove it from the hash table so the slot can
+ // be considered available when reusing it. If it was only a pause, let it sit in the map
+ // so it sits on the slot.
+ final int reason = ki.mStopReason;
+ if (reason != SUCCESS_PAUSED) {
+ networkKeepalives.remove(slot);
+ Log.d(TAG, "Remove keepalive " + slot + " on " + networkName + ", "
+ + networkKeepalives.size() + " remains.");
+ } else {
+ Log.d(TAG, "Pause keepalive " + slot + " on " + networkName + ", keep slot reserved");
+ }
if (networkKeepalives.isEmpty()) {
mKeepalives.remove(nai);
}
// Notify app that the keepalive is stopped.
- final int reason = ki.mStopReason;
if (reason == SUCCESS) {
try {
ki.mCallback.onStopped();
@@ -612,7 +633,8 @@
/**
* Finalize a paused keepalive.
*
- * This will send the appropriate callback after checking that this keepalive is indeed paused.
+ * This will send the appropriate callback after checking that this keepalive is indeed paused,
+ * and free the slot.
*
* @param ki the keepalive to finalize
* @param reason the reason the keepalive is stopped
@@ -630,6 +652,13 @@
} else {
notifyErrorCallback(ki.mCallback, reason);
}
+
+ final HashMap<Integer, KeepaliveInfo> networkKeepalives = mKeepalives.get(ki.mNai);
+ if (networkKeepalives == null) {
+ Log.e(TAG, "Attempt to finalize keepalive on nonexistent network " + ki.mNai);
+ return;
+ }
+ networkKeepalives.remove(ki.mSlot);
}
/**
@@ -725,6 +754,7 @@
srcAddress = InetAddresses.parseNumericAddress(srcAddrString);
dstAddress = InetAddresses.parseNumericAddress(dstAddrString);
} catch (IllegalArgumentException e) {
+ Log.e(TAG, "Fail to construct address", e);
notifyErrorCallback(cb, ERROR_INVALID_IP_ADDRESS);
return null;
}
@@ -734,6 +764,7 @@
packet = NattKeepalivePacketData.nattKeepalivePacket(
srcAddress, srcPort, dstAddress, NATT_PORT);
} catch (InvalidPacketException e) {
+ Log.e(TAG, "Fail to construct keepalive packet", e);
notifyErrorCallback(cb, e.getError());
return null;
}
@@ -866,4 +897,31 @@
}
pw.decreaseIndent();
}
+
+ /**
+ * Dependencies class for testing.
+ */
+ @VisibleForTesting
+ public static class Dependencies {
+ /**
+ * Read supported keepalive count for each transport type from overlay resource. This should
+ * be used to create a local variable store of resource customization, and set as the
+ * input for {@link getSupportedKeepalivesForNetworkCapabilities}.
+ *
+ * @param context The context to read resource from.
+ * @return An array of supported keepalive count for each transport type.
+ */
+ @NonNull
+ public int[] getSupportedKeepalives(@NonNull Context context) {
+ return KeepaliveResourceUtil.getSupportedKeepalives(context);
+ }
+
+ /**
+ * Create a new {@link ConnectivityResources}.
+ */
+ @NonNull
+ public ConnectivityResources createConnectivityResources(@NonNull Context context) {
+ return new ConnectivityResources(context);
+ }
+ }
}
diff --git a/service/src/com/android/server/connectivity/Nat464Xlat.java b/service/src/com/android/server/connectivity/Nat464Xlat.java
index 90cddda..b315235 100644
--- a/service/src/com/android/server/connectivity/Nat464Xlat.java
+++ b/service/src/com/android/server/connectivity/Nat464Xlat.java
@@ -44,7 +44,9 @@
import com.android.server.ConnectivityService;
import java.io.IOException;
+import java.net.Inet4Address;
import java.net.Inet6Address;
+import java.net.UnknownHostException;
import java.util.Objects;
/**
@@ -99,7 +101,8 @@
private IpPrefix mNat64PrefixFromRa;
private String mBaseIface;
private String mIface;
- private Inet6Address mIPv6Address;
+ @VisibleForTesting
+ Inet6Address mIPv6Address;
private State mState = State.IDLE;
private final ClatCoordinator mClatCoordinator; // non-null iff T+
@@ -239,6 +242,7 @@
mNat64PrefixInUse = null;
mIface = null;
mBaseIface = null;
+ mIPv6Address = null;
if (!mPrefixDiscoveryRunning) {
setPrefix64(null);
@@ -541,6 +545,52 @@
}
/**
+ * Translate the input v4 address to v6 clat address.
+ */
+ @Nullable
+ public Inet6Address translateV4toV6(@NonNull Inet4Address addr) {
+ // Variables in Nat464Xlat should only be accessed from handler thread.
+ ensureRunningOnHandlerThread();
+ if (!isStarted()) return null;
+
+ return convertv4ToClatv6(mNat64PrefixInUse, addr);
+ }
+
+ @Nullable
+ private static Inet6Address convertv4ToClatv6(
+ @NonNull IpPrefix prefix, @NonNull Inet4Address addr) {
+ final byte[] v6Addr = new byte[16];
+ // Generate a v6 address from Nat64 prefix. Prefix should be 12 bytes long.
+ System.arraycopy(prefix.getAddress().getAddress(), 0, v6Addr, 0, 12);
+ System.arraycopy(addr.getAddress(), 0, v6Addr, 12, 4);
+
+ try {
+ return (Inet6Address) Inet6Address.getByAddress(v6Addr);
+ } catch (UnknownHostException e) {
+ Log.e(TAG, "getByAddress should never throw for a numeric address");
+ return null;
+ }
+ }
+
+ /**
+ * Get the generated v6 address of clat.
+ */
+ @Nullable
+ public Inet6Address getClatv6SrcAddress() {
+ // Variables in Nat464Xlat should only be accessed from handler thread.
+ ensureRunningOnHandlerThread();
+
+ return mIPv6Address;
+ }
+
+ private void ensureRunningOnHandlerThread() {
+ if (mNetwork.handler().getLooper().getThread() != Thread.currentThread()) {
+ throw new IllegalStateException(
+ "Not running on handler thread: " + Thread.currentThread().getName());
+ }
+ }
+
+ /**
* Dump the NAT64 xlat information.
*
* @param pw print writer.
diff --git a/service/src/com/android/server/connectivity/NetworkAgentInfo.java b/service/src/com/android/server/connectivity/NetworkAgentInfo.java
index 85282cb..08c1455 100644
--- a/service/src/com/android/server/connectivity/NetworkAgentInfo.java
+++ b/service/src/com/android/server/connectivity/NetworkAgentInfo.java
@@ -68,6 +68,8 @@
import com.android.server.ConnectivityService;
import java.io.PrintWriter;
+import java.net.Inet4Address;
+import java.net.Inet6Address;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
@@ -1033,6 +1035,22 @@
}
/**
+ * Get the generated v6 address of clat.
+ */
+ @Nullable
+ public Inet6Address getClatv6SrcAddress() {
+ return clatd.getClatv6SrcAddress();
+ }
+
+ /**
+ * Translate the input v4 address to v6 clat address.
+ */
+ @Nullable
+ public Inet6Address translateV4toClatV6(@NonNull Inet4Address addr) {
+ return clatd.translateV4toV6(addr);
+ }
+
+ /**
* Get the NetworkMonitorManager in this NetworkAgentInfo.
*
* <p>This will be null before {@link #onNetworkMonitorCreated(INetworkMonitor)} is called.
diff --git a/service/src/com/android/server/connectivity/ProxyTracker.java b/service/src/com/android/server/connectivity/ProxyTracker.java
index bda4b8f..6a0918b 100644
--- a/service/src/com/android/server/connectivity/ProxyTracker.java
+++ b/service/src/com/android/server/connectivity/ProxyTracker.java
@@ -86,6 +86,7 @@
private final Handler mConnectivityServiceHandler;
+ @Nullable
private final PacProxyManager mPacProxyManager;
private class PacProxyInstalledListener implements PacProxyManager.PacProxyInstalledListener {
@@ -109,9 +110,11 @@
mConnectivityServiceHandler = connectivityServiceInternalHandler;
mPacProxyManager = context.getSystemService(PacProxyManager.class);
- PacProxyInstalledListener listener = new PacProxyInstalledListener(pacChangedEvent);
- mPacProxyManager.addPacProxyInstalledListener(
+ if (mPacProxyManager != null) {
+ PacProxyInstalledListener listener = new PacProxyInstalledListener(pacChangedEvent);
+ mPacProxyManager.addPacProxyInstalledListener(
mConnectivityServiceHandler::post, listener);
+ }
}
// Convert empty ProxyInfo's to null as null-checks are used to determine if proxies are present
@@ -205,7 +208,7 @@
mGlobalProxy = proxyProperties;
}
- if (!TextUtils.isEmpty(pacFileUrl)) {
+ if (!TextUtils.isEmpty(pacFileUrl) && mPacProxyManager != null) {
mConnectivityServiceHandler.post(
() -> mPacProxyManager.setCurrentProxyScriptUrl(proxyProperties));
}
@@ -251,7 +254,10 @@
final ProxyInfo defaultProxy = getDefaultProxy();
final ProxyInfo proxyInfo = null != defaultProxy ?
defaultProxy : ProxyInfo.buildDirectProxy("", 0, Collections.emptyList());
- mPacProxyManager.setCurrentProxyScriptUrl(proxyInfo);
+
+ if (mPacProxyManager != null) {
+ mPacProxyManager.setCurrentProxyScriptUrl(proxyInfo);
+ }
if (!shouldSendBroadcast(proxyInfo)) {
return;
diff --git a/tests/common/OWNERS b/tests/common/OWNERS
new file mode 100644
index 0000000..3101da5
--- /dev/null
+++ b/tests/common/OWNERS
@@ -0,0 +1,2 @@
+# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
\ No newline at end of file
diff --git a/tests/cts/OWNERS b/tests/cts/OWNERS
index 8388cb7..8c2408b 100644
--- a/tests/cts/OWNERS
+++ b/tests/cts/OWNERS
@@ -1,4 +1,5 @@
# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
set noparent
file:platform/packages/modules/Connectivity:master:/OWNERS_core_networking_xts
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/VpnTest.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/VpnTest.java
index 73a6502..cd3b650 100755
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/VpnTest.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/VpnTest.java
@@ -1175,8 +1175,8 @@
final String origMode = runWithShellPermissionIdentity(() -> {
final String mode = DeviceConfig.getProperty(
- DeviceConfig.NAMESPACE_CONNECTIVITY, AUTOMATIC_ON_OFF_KEEPALIVE_VERSION);
- DeviceConfig.setProperty(DeviceConfig.NAMESPACE_CONNECTIVITY,
+ DeviceConfig.NAMESPACE_TETHERING, AUTOMATIC_ON_OFF_KEEPALIVE_VERSION);
+ DeviceConfig.setProperty(DeviceConfig.NAMESPACE_TETHERING,
AUTOMATIC_ON_OFF_KEEPALIVE_VERSION,
AUTOMATIC_ON_OFF_KEEPALIVE_ENABLED, false /* makeDefault */);
return mode;
@@ -1216,7 +1216,7 @@
runWithShellPermissionIdentity(() -> {
DeviceConfig.setProperty(
- DeviceConfig.NAMESPACE_CONNECTIVITY,
+ DeviceConfig.NAMESPACE_TETHERING,
AUTOMATIC_ON_OFF_KEEPALIVE_VERSION,
origMode, false);
mCM.setTestLowTcpPollingTimerForKeepalive(0);
diff --git a/tests/cts/hostside/src/com/android/cts/net/ProcNetTest.java b/tests/cts/hostside/src/com/android/cts/net/ProcNetTest.java
index 1a528b1..ff06a90 100644
--- a/tests/cts/hostside/src/com/android/cts/net/ProcNetTest.java
+++ b/tests/cts/hostside/src/com/android/cts/net/ProcNetTest.java
@@ -157,13 +157,13 @@
for (String interfaceDir : mSysctlDirs) {
String path = IPV6_SYSCTL_DIR + "/" + interfaceDir + "/" + "router_solicitations";
int value = readIntFromPath(path);
- assertEquals(IPV6_WIFI_ROUTER_SOLICITATIONS, value);
+ assertEquals(path, IPV6_WIFI_ROUTER_SOLICITATIONS, value);
path = IPV6_SYSCTL_DIR + "/" + interfaceDir + "/" + "router_solicitation_max_interval";
int interval = readIntFromPath(path);
final int lowerBoundSec = 15 * 60;
final int upperBoundSec = 60 * 60;
- assertTrue(lowerBoundSec <= interval);
- assertTrue(interval <= upperBoundSec);
+ assertTrue(path, lowerBoundSec <= interval);
+ assertTrue(path, interval <= upperBoundSec);
}
}
diff --git a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
index 1411a37..a0508e1 100644
--- a/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java
@@ -847,7 +847,7 @@
assumeTrue(mPackageManager.hasSystemFeature(FEATURE_WIFI));
assumeTrue(mPackageManager.hasSystemFeature(FEATURE_TELEPHONY));
- Network wifiNetwork = mCtsNetUtils.connectToWifi();
+ Network wifiNetwork = mCtsNetUtils.ensureWifiConnected();
Network cellNetwork = mCtsNetUtils.connectToCell();
// This server returns the requestor's IP address as the response body.
URL url = new URL("http://google-ipv6test.appspot.com/ip.js?fmt=text");
@@ -2560,9 +2560,10 @@
assertThrows(SecurityException.class, () -> mCm.factoryReset());
}
- @AppModeFull(reason = "Cannot get WifiManager in instant app mode")
- @Test
- public void testFactoryReset() throws Exception {
+ // @AppModeFull(reason = "Cannot get WifiManager in instant app mode")
+ // @Test
+ // Temporarily disable the unreliable test, which is blocked by b/254183718.
+ private void testFactoryReset() throws Exception {
assumeTrue(TestUtils.shouldTestSApis());
// Store current settings.
@@ -3151,7 +3152,8 @@
}
@AppModeFull(reason = "Need WiFi support to test the default active network")
- @Test
+ // NetworkActivityTracker is not mainlined before S.
+ @Test @DevSdkIgnoreRule.IgnoreUpTo(Build.VERSION_CODES.R)
public void testDefaultNetworkActiveListener() throws Exception {
final boolean supportWifi = mPackageManager.hasSystemFeature(FEATURE_WIFI);
final boolean supportTelephony = mPackageManager.hasSystemFeature(FEATURE_TELEPHONY);
@@ -3235,7 +3237,8 @@
newMobileDataPreferredUids.add(uid);
ConnectivitySettingsManager.setMobileDataPreferredUids(
mContext, newMobileDataPreferredUids);
- waitForAvailable(defaultTrackingCb, cellNetwork);
+ defaultTrackingCb.eventuallyExpect(CallbackEntry.AVAILABLE, NETWORK_CALLBACK_TIMEOUT_MS,
+ entry -> cellNetwork.equals(entry.getNetwork()));
// No change for system default network. Expect no callback except CapabilitiesChanged
// or LinkPropertiesChanged which may be triggered randomly from wifi network.
assertNoCallbackExceptCapOrLpChange(systemDefaultCb);
@@ -3247,7 +3250,8 @@
newMobileDataPreferredUids.remove(uid);
ConnectivitySettingsManager.setMobileDataPreferredUids(
mContext, newMobileDataPreferredUids);
- waitForAvailable(defaultTrackingCb, wifiNetwork);
+ defaultTrackingCb.eventuallyExpect(CallbackEntry.AVAILABLE, NETWORK_CALLBACK_TIMEOUT_MS,
+ entry -> wifiNetwork.equals(entry.getNetwork()));
// No change for system default network. Expect no callback except CapabilitiesChanged
// or LinkPropertiesChanged which may be triggered randomly from wifi network.
assertNoCallbackExceptCapOrLpChange(systemDefaultCb);
diff --git a/tests/cts/net/src/android/net/cts/PacProxyManagerTest.java b/tests/cts/net/src/android/net/cts/PacProxyManagerTest.java
index 4854901..b462f71 100644
--- a/tests/cts/net/src/android/net/cts/PacProxyManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/PacProxyManagerTest.java
@@ -44,12 +44,15 @@
import androidx.test.InstrumentationRegistry;
+import com.android.compatibility.common.util.RequiredFeatureRule;
+
import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo;
import com.android.testutils.DevSdkIgnoreRunner;
import com.android.testutils.TestHttpServer;
import org.junit.After;
import org.junit.Before;
+import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
@@ -76,6 +79,11 @@
private ServerSocket mServerSocket;
private Instrumentation mInstrumentation;
+ // Devices without WebView/JavaScript cannot support PAC proxies.
+ @Rule
+ public RequiredFeatureRule mRequiredWebviewFeatureRule =
+ new RequiredFeatureRule(PackageManager.FEATURE_WEBVIEW);
+
private static final String PAC_FILE = "function FindProxyForURL(url, host)"
+ "{"
+ " return \"PROXY 192.168.0.1:9091\";"
@@ -152,9 +160,6 @@
@AppModeFull(reason = "Instant apps can't bind sockets to localhost for a test proxy server")
@Test
public void testSetCurrentProxyScriptUrl() throws Exception {
- // Devices without WebView/JavaScript cannot support PAC proxies
- assumeTrue(mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WEBVIEW));
-
// Register a PacProxyInstalledListener
final TestPacProxyInstalledListener listener = new TestPacProxyInstalledListener();
final Executor executor = (Runnable r) -> r.run();
diff --git a/tests/integration/OWNERS b/tests/integration/OWNERS
new file mode 100644
index 0000000..3101da5
--- /dev/null
+++ b/tests/integration/OWNERS
@@ -0,0 +1,2 @@
+# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
\ No newline at end of file
diff --git a/tests/mts/OWNERS b/tests/mts/OWNERS
new file mode 100644
index 0000000..3101da5
--- /dev/null
+++ b/tests/mts/OWNERS
@@ -0,0 +1,2 @@
+# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
\ No newline at end of file
diff --git a/tests/native/connectivity_native_test/OWNERS b/tests/native/connectivity_native_test/OWNERS
index 8dfa455..fbfcf92 100644
--- a/tests/native/connectivity_native_test/OWNERS
+++ b/tests/native/connectivity_native_test/OWNERS
@@ -1,3 +1,4 @@
-# Bug component: 31808
+# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
set noparent
file:platform/packages/modules/Connectivity:master:/OWNERS_core_networking_xts
diff --git a/tests/unit/OWNERS b/tests/unit/OWNERS
new file mode 100644
index 0000000..3101da5
--- /dev/null
+++ b/tests/unit/OWNERS
@@ -0,0 +1,2 @@
+# Bug template url: http://b/new?component=31808
+# TODO: move bug template config to common owners file once b/226427845 is resolved
\ No newline at end of file
diff --git a/tests/unit/java/com/android/server/ConnectivityServiceTest.java b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
index 644910c..8de6a31 100755
--- a/tests/unit/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/unit/java/com/android/server/ConnectivityServiceTest.java
@@ -46,14 +46,18 @@
import static android.content.pm.PackageManager.PERMISSION_DENIED;
import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.net.ConnectivityManager.ACTION_CAPTIVE_PORTAL_SIGN_IN;
+import static android.net.ConnectivityManager.ACTION_DATA_ACTIVITY_CHANGE;
import static android.net.ConnectivityManager.BLOCKED_METERED_REASON_DATA_SAVER;
import static android.net.ConnectivityManager.BLOCKED_METERED_REASON_MASK;
import static android.net.ConnectivityManager.BLOCKED_METERED_REASON_USER_RESTRICTED;
import static android.net.ConnectivityManager.BLOCKED_REASON_BATTERY_SAVER;
import static android.net.ConnectivityManager.BLOCKED_REASON_NONE;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
+import static android.net.ConnectivityManager.EXTRA_DEVICE_TYPE;
+import static android.net.ConnectivityManager.EXTRA_IS_ACTIVE;
import static android.net.ConnectivityManager.EXTRA_NETWORK_INFO;
import static android.net.ConnectivityManager.EXTRA_NETWORK_TYPE;
+import static android.net.ConnectivityManager.EXTRA_REALTIME_NS;
import static android.net.ConnectivityManager.FIREWALL_CHAIN_DOZABLE;
import static android.net.ConnectivityManager.FIREWALL_CHAIN_LOW_POWER_STANDBY;
import static android.net.ConnectivityManager.FIREWALL_CHAIN_OEM_DENY_1;
@@ -161,6 +165,7 @@
import static com.android.server.ConnectivityServiceTestUtils.transportToLegacyType;
import static com.android.server.NetworkAgentWrapper.CallbackType.OnQosCallbackRegister;
import static com.android.server.NetworkAgentWrapper.CallbackType.OnQosCallbackUnregister;
+import static com.android.testutils.Cleanup.testAndCleanup;
import static com.android.testutils.ConcurrentUtils.await;
import static com.android.testutils.ConcurrentUtils.durationOf;
import static com.android.testutils.DevSdkIgnoreRule.IgnoreAfter;
@@ -379,6 +384,7 @@
import com.android.internal.util.test.BroadcastInterceptingContext;
import com.android.internal.util.test.FakeSettingsProvider;
import com.android.net.module.util.ArrayTrackRecord;
+import com.android.net.module.util.BaseNetdUnsolicitedEventListener;
import com.android.net.module.util.CollectionUtils;
import com.android.net.module.util.LocationPermissionChecker;
import com.android.net.module.util.NetworkMonitorUtils;
@@ -537,10 +543,12 @@
private static final String WIFI_IFNAME = "test_wlan0";
private static final String WIFI_WOL_IFNAME = "test_wlan_wol";
private static final String VPN_IFNAME = "tun10042";
+ private static final String ETHERNET_IFNAME = "eth0";
private static final String TEST_PACKAGE_NAME = "com.android.test.package";
private static final int TEST_PACKAGE_UID = 123;
private static final int TEST_PACKAGE_UID2 = 321;
private static final int TEST_PACKAGE_UID3 = 456;
+ private static final int NETWORK_ACTIVITY_NO_UID = -1;
private static final int PACKET_WAKEUP_MARK_MASK = 0x80000000;
@@ -888,6 +896,25 @@
}
super.sendStickyBroadcast(intent, options);
}
+
+ private final ArrayTrackRecord<Intent>.ReadHead mOrderedBroadcastAsUserHistory =
+ new ArrayTrackRecord<Intent>().newReadHead();
+
+ public void expectDataActivityBroadcast(int deviceType, boolean isActive, long tsNanos) {
+ assertNotNull(mOrderedBroadcastAsUserHistory.poll(BROADCAST_TIMEOUT_MS,
+ intent -> intent.getAction().equals(ACTION_DATA_ACTIVITY_CHANGE)
+ && intent.getIntExtra(EXTRA_DEVICE_TYPE, -1) == deviceType
+ && intent.getBooleanExtra(EXTRA_IS_ACTIVE, !isActive) == isActive
+ && intent.getLongExtra(EXTRA_REALTIME_NS, -1) == tsNanos
+ ));
+ }
+
+ @Override
+ public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user,
+ String receiverPermission, BroadcastReceiver resultReceiver,
+ Handler scheduler, int initialCode, String initialData, Bundle initialExtras) {
+ mOrderedBroadcastAsUserHistory.add(intent);
+ }
}
// This was only added in the T SDK, but this test needs to build against the R+S SDKs, too.
@@ -11186,6 +11213,127 @@
assertTrue("Nat464Xlat was not IDLE", !clat.isStarted());
}
+ final String transportToTestIfaceName(int transport) {
+ switch (transport) {
+ case TRANSPORT_WIFI:
+ return WIFI_IFNAME;
+ case TRANSPORT_CELLULAR:
+ return MOBILE_IFNAME;
+ case TRANSPORT_ETHERNET:
+ return ETHERNET_IFNAME;
+ default:
+ throw new AssertionError("Unsupported transport type");
+ }
+ }
+
+ private void doTestInterfaceClassActivityChanged(final int transportType) throws Exception {
+ final int legacyType = transportToLegacyType(transportType);
+ final LinkProperties lp = new LinkProperties();
+ lp.setInterfaceName(transportToTestIfaceName(transportType));
+ final TestNetworkAgentWrapper agent = new TestNetworkAgentWrapper(transportType, lp);
+
+ final ConditionVariable onNetworkActiveCv = new ConditionVariable();
+ final ConnectivityManager.OnNetworkActiveListener listener = onNetworkActiveCv::open;
+
+ testAndCleanup(() -> {
+ agent.connect(true);
+
+ // Network is considered active when the network becomes the default network.
+ assertTrue(mCm.isDefaultNetworkActive());
+
+ mCm.addDefaultNetworkActiveListener(listener);
+
+ ArgumentCaptor<BaseNetdUnsolicitedEventListener> netdCallbackCaptor =
+ ArgumentCaptor.forClass(BaseNetdUnsolicitedEventListener.class);
+ verify(mMockNetd).registerUnsolicitedEventListener(netdCallbackCaptor.capture());
+
+ // Interface goes to inactive state
+ netdCallbackCaptor.getValue().onInterfaceClassActivityChanged(false /* isActive */,
+ transportType, TIMESTAMP, NETWORK_ACTIVITY_NO_UID);
+ mServiceContext.expectDataActivityBroadcast(legacyType, false /* isActive */,
+ TIMESTAMP);
+ assertFalse(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
+ assertFalse(mCm.isDefaultNetworkActive());
+
+ // Interface goes to active state
+ netdCallbackCaptor.getValue().onInterfaceClassActivityChanged(true /* isActive */,
+ transportType, TIMESTAMP, TEST_PACKAGE_UID);
+ mServiceContext.expectDataActivityBroadcast(legacyType, true /* isActive */, TIMESTAMP);
+ assertTrue(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
+ assertTrue(mCm.isDefaultNetworkActive());
+ }, () -> { // Cleanup
+ mCm.removeDefaultNetworkActiveListener(listener);
+ }, () -> { // Cleanup
+ agent.disconnect();
+ });
+ }
+
+ @Test
+ public void testInterfaceClassActivityChangedWifi() throws Exception {
+ doTestInterfaceClassActivityChanged(TRANSPORT_WIFI);
+ }
+
+ @Test
+ public void testInterfaceClassActivityChangedCellular() throws Exception {
+ doTestInterfaceClassActivityChanged(TRANSPORT_CELLULAR);
+ }
+
+ private void doTestOnNetworkActive_NewNetworkConnects(int transportType, boolean expectCallback)
+ throws Exception {
+ final ConditionVariable onNetworkActiveCv = new ConditionVariable();
+ final ConnectivityManager.OnNetworkActiveListener listener = onNetworkActiveCv::open;
+
+ final LinkProperties lp = new LinkProperties();
+ lp.setInterfaceName(transportToTestIfaceName(transportType));
+ final TestNetworkAgentWrapper agent = new TestNetworkAgentWrapper(transportType, lp);
+
+ testAndCleanup(() -> {
+ mCm.addDefaultNetworkActiveListener(listener);
+ agent.connect(true);
+ if (expectCallback) {
+ assertTrue(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
+ } else {
+ assertFalse(onNetworkActiveCv.block(TEST_CALLBACK_TIMEOUT_MS));
+ }
+ assertTrue(mCm.isDefaultNetworkActive());
+ }, () -> { // Cleanup
+ mCm.removeDefaultNetworkActiveListener(listener);
+ }, () -> { // Cleanup
+ agent.disconnect();
+ });
+ }
+
+ @Test
+ public void testOnNetworkActive_NewCellConnects_CallbackCalled() throws Exception {
+ doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_CELLULAR, true /* expectCallback */);
+ }
+
+ @Test
+ public void testOnNetworkActive_NewEthernetConnects_Callback() throws Exception {
+ // On T-, LegacyNetworkActivityTracker calls onNetworkActive callback only for networks that
+ // tracker adds the idle timer to. And the tracker does not set the idle timer for the
+ // ethernet network.
+ // So onNetworkActive is not called when the ethernet becomes the default network
+ doTestOnNetworkActive_NewNetworkConnects(TRANSPORT_ETHERNET, mDeps.isAtLeastU());
+ }
+
+ @Test
+ public void testIsDefaultNetworkActiveNoDefaultNetwork() throws Exception {
+ assertFalse(mCm.isDefaultNetworkActive());
+
+ final LinkProperties cellLp = new LinkProperties();
+ cellLp.setInterfaceName(MOBILE_IFNAME);
+ mCellAgent = new TestNetworkAgentWrapper(TRANSPORT_CELLULAR, cellLp);
+ mCellAgent.connect(true);
+ // Network is considered active when the network becomes the default network.
+ assertTrue(mCm.isDefaultNetworkActive());
+
+ mCellAgent.disconnect();
+ waitForIdle();
+
+ assertFalse(mCm.isDefaultNetworkActive());
+ }
+
@Test
public void testDataActivityTracking() throws Exception {
final TestNetworkCallback networkCallback = new TestNetworkCallback();
diff --git a/tests/unit/java/com/android/server/connectivity/AutomaticOnOffKeepaliveTrackerTest.java b/tests/unit/java/com/android/server/connectivity/AutomaticOnOffKeepaliveTrackerTest.java
index 8232658..9e604e3 100644
--- a/tests/unit/java/com/android/server/connectivity/AutomaticOnOffKeepaliveTrackerTest.java
+++ b/tests/unit/java/com/android/server/connectivity/AutomaticOnOffKeepaliveTrackerTest.java
@@ -265,7 +265,7 @@
TestKeepaliveTracker(@NonNull final Context context, @NonNull final Handler handler,
@NonNull final TcpKeepaliveController tcpController) {
- super(context, handler, tcpController);
+ super(context, handler, tcpController, new Dependencies());
}
public void setReturnedKeepaliveInfo(@NonNull final KeepaliveInfo ki) {
@@ -692,6 +692,10 @@
assertNull(getAutoKiForBinder(testInfo.binder));
verifyNoMoreInteractions(ignoreStubs(testInfo.socketKeepaliveCallback));
+
+ // Make sure the slot is free
+ final TestKeepaliveInfo testInfo2 = doStartNattKeepalive();
+ checkAndProcessKeepaliveStart(testInfo2.kpd);
}
@Test
@@ -820,36 +824,34 @@
clearInvocations(mNai);
// Start the second keepalive while the first is paused.
- // TODO: Uncomment the following test after fixing b/283886067. Currently this attempts to
- // start the keepalive on TEST_SLOT and this throws in the handler thread.
- // final TestKeepaliveInfo testInfo2 = doStartNattKeepalive();
- // // The slot used is TEST_SLOT + 1 since TEST_SLOT is being taken by the paused keepalive.
- // checkAndProcessKeepaliveStart(TEST_SLOT + 1, testInfo2.kpd);
- // verify(testInfo2.socketKeepaliveCallback).onStarted();
- // assertNotNull(getAutoKiForBinder(testInfo2.binder));
+ final TestKeepaliveInfo testInfo2 = doStartNattKeepalive();
+ // The slot used is TEST_SLOT + 1 since TEST_SLOT is being taken by the paused keepalive.
+ checkAndProcessKeepaliveStart(TEST_SLOT + 1, testInfo2.kpd);
+ verify(testInfo2.socketKeepaliveCallback).onStarted();
+ assertNotNull(getAutoKiForBinder(testInfo2.binder));
- // clearInvocations(mNai);
- // doResumeKeepalive(autoKi1);
- // // Resume on TEST_SLOT.
- // checkAndProcessKeepaliveStart(TEST_SLOT, testInfo1.kpd);
- // verify(testInfo1.socketKeepaliveCallback).onResumed();
+ clearInvocations(mNai);
+ doResumeKeepalive(autoKi1);
+ // Resume on TEST_SLOT.
+ checkAndProcessKeepaliveStart(TEST_SLOT, testInfo1.kpd);
+ verify(testInfo1.socketKeepaliveCallback).onResumed();
- // clearInvocations(mNai);
- // doStopKeepalive(autoKi1);
- // checkAndProcessKeepaliveStop(TEST_SLOT);
- // verify(testInfo1.socketKeepaliveCallback).onStopped();
- // verify(testInfo2.socketKeepaliveCallback, never()).onStopped();
- // assertNull(getAutoKiForBinder(testInfo1.binder));
+ clearInvocations(mNai);
+ doStopKeepalive(autoKi1);
+ checkAndProcessKeepaliveStop(TEST_SLOT);
+ verify(testInfo1.socketKeepaliveCallback).onStopped();
+ verify(testInfo2.socketKeepaliveCallback, never()).onStopped();
+ assertNull(getAutoKiForBinder(testInfo1.binder));
- // clearInvocations(mNai);
- // assertNotNull(getAutoKiForBinder(testInfo2.binder));
- // doStopKeepalive(getAutoKiForBinder(testInfo2.binder));
- // checkAndProcessKeepaliveStop(TEST_SLOT + 1);
- // verify(testInfo2.socketKeepaliveCallback).onStopped();
- // assertNull(getAutoKiForBinder(testInfo2.binder));
+ clearInvocations(mNai);
+ assertNotNull(getAutoKiForBinder(testInfo2.binder));
+ doStopKeepalive(getAutoKiForBinder(testInfo2.binder));
+ checkAndProcessKeepaliveStop(TEST_SLOT + 1);
+ verify(testInfo2.socketKeepaliveCallback).onStopped();
+ assertNull(getAutoKiForBinder(testInfo2.binder));
- // verifyNoMoreInteractions(ignoreStubs(testInfo1.socketKeepaliveCallback));
- // verifyNoMoreInteractions(ignoreStubs(testInfo2.socketKeepaliveCallback));
+ verifyNoMoreInteractions(ignoreStubs(testInfo1.socketKeepaliveCallback));
+ verifyNoMoreInteractions(ignoreStubs(testInfo2.socketKeepaliveCallback));
}
@Test
diff --git a/tests/unit/java/com/android/server/connectivity/Nat464XlatTest.java b/tests/unit/java/com/android/server/connectivity/Nat464XlatTest.java
index 06e0d6d..58c0114 100644
--- a/tests/unit/java/com/android/server/connectivity/Nat464XlatTest.java
+++ b/tests/unit/java/com/android/server/connectivity/Nat464XlatTest.java
@@ -20,10 +20,12 @@
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.anyInt;
import static org.mockito.Mockito.anyString;
+import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.never;
@@ -72,6 +74,7 @@
static final String STACKED_IFACE = "v4-test0";
static final LinkAddress V6ADDR = new LinkAddress("2001:db8:1::f00/64");
static final LinkAddress ADDR = new LinkAddress("192.0.2.5/29");
+ static final String CLAT_V6 = "64:ff9b::1";
static final String NAT64_PREFIX = "64:ff9b::/96";
static final String OTHER_NAT64_PREFIX = "2001:db8:0:64::/96";
static final int NETID = 42;
@@ -132,6 +135,8 @@
when(mNetd.interfaceGetCfg(eq(STACKED_IFACE))).thenReturn(mConfig);
mConfig.ipv4Addr = ADDR.getAddress().getHostAddress();
mConfig.prefixLength = ADDR.getPrefixLength();
+ doReturn(CLAT_V6).when(mClatCoordinator).clatStart(
+ BASE_IFACE, NETID, new IpPrefix(NAT64_PREFIX));
}
private void assertRequiresClat(boolean expected, NetworkAgentInfo nai) {
@@ -286,7 +291,8 @@
assertFalse(c.getValue().getAllInterfaceNames().contains(STACKED_IFACE));
verify(mDnsResolver).stopPrefix64Discovery(eq(NETID));
assertIdle(nat);
-
+ // Verify the generated v6 is reset when clat is stopped.
+ assertNull(nat.mIPv6Address);
// Stacked interface removed notification arrives and is ignored.
nat.interfaceRemoved(STACKED_IFACE);
mLooper.dispatchNext();
diff --git a/tests/unit/java/com/android/server/connectivity/VpnTest.java b/tests/unit/java/com/android/server/connectivity/VpnTest.java
index 2d2819c..dc50773 100644
--- a/tests/unit/java/com/android/server/connectivity/VpnTest.java
+++ b/tests/unit/java/com/android/server/connectivity/VpnTest.java
@@ -80,6 +80,7 @@
import static org.mockito.Mockito.doCallRealMethod;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
@@ -807,6 +808,32 @@
}
@Test
+ public void testPrepare_legacyVpnWithoutControlVpn()
+ throws Exception {
+ doThrow(new SecurityException("no CONTROL_VPN")).when(mContext)
+ .enforceCallingOrSelfPermission(eq(CONTROL_VPN), any());
+ final Vpn vpn = createVpn();
+ assertThrows(SecurityException.class,
+ () -> vpn.prepare(null, VpnConfig.LEGACY_VPN, VpnManager.TYPE_VPN_SERVICE));
+
+ // CONTROL_VPN can be held by the caller or another system server process - both are
+ // allowed. Just checking for `enforceCallingPermission` may not be sufficient.
+ verify(mContext, never()).enforceCallingPermission(eq(CONTROL_VPN), any());
+ }
+
+ @Test
+ public void testPrepare_legacyVpnWithControlVpn()
+ throws Exception {
+ doNothing().when(mContext).enforceCallingOrSelfPermission(eq(CONTROL_VPN), any());
+ final Vpn vpn = createVpn();
+ assertTrue(vpn.prepare(null, VpnConfig.LEGACY_VPN, VpnManager.TYPE_VPN_SERVICE));
+
+ // CONTROL_VPN can be held by the caller or another system server process - both are
+ // allowed. Just checking for `enforceCallingPermission` may not be sufficient.
+ verify(mContext, never()).enforceCallingPermission(eq(CONTROL_VPN), any());
+ }
+
+ @Test
public void testIsAlwaysOnPackageSupported() throws Exception {
final Vpn vpn = createVpn(PRIMARY_USER.id);
diff --git a/tests/unit/java/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClientTest.java b/tests/unit/java/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClientTest.java
index f7ef077..b812fa6 100644
--- a/tests/unit/java/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClientTest.java
+++ b/tests/unit/java/com/android/server/connectivity/mdns/MdnsMultinetworkSocketClientTest.java
@@ -138,18 +138,38 @@
verify(mSocketCreationCallback).onSocketCreated(tetherSocketKey2);
// Send packet to IPv4 with target network and verify sending has been called.
- mSocketClient.sendMulticastPacket(ipv4Packet, mNetwork);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, mNetwork,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
verify(mSocket).send(ipv4Packet);
verify(tetherIfaceSock1, never()).send(any());
verify(tetherIfaceSock2, never()).send(any());
+ // Send packet to IPv4 with onlyUseIpv6OnIpv6OnlyNetworks = true, the packet will be sent.
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, mNetwork,
+ true /* onlyUseIpv6OnIpv6OnlyNetworks */);
+ HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
+ verify(mSocket, times(2)).send(ipv4Packet);
+ verify(tetherIfaceSock1, never()).send(any());
+ verify(tetherIfaceSock2, never()).send(any());
+
// Send packet to IPv6 without target network and verify sending has been called.
- mSocketClient.sendMulticastPacket(ipv6Packet, null);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv6Packet, null,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
verify(mSocket, never()).send(ipv6Packet);
verify(tetherIfaceSock1).send(ipv6Packet);
verify(tetherIfaceSock2).send(ipv6Packet);
+
+ // Send packet to IPv6 with onlyUseIpv6OnIpv6OnlyNetworks = true, the packet will not be
+ // sent. Therefore, the tetherIfaceSock1.send() and tetherIfaceSock2.send() are still be
+ // called once.
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv6Packet, null,
+ true /* onlyUseIpv6OnIpv6OnlyNetworks */);
+ HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
+ verify(mSocket, never()).send(ipv6Packet);
+ verify(tetherIfaceSock1, times(1)).send(ipv6Packet);
+ verify(tetherIfaceSock2, times(1)).send(ipv6Packet);
}
@Test
@@ -230,7 +250,8 @@
verify(mSocketCreationCallback).onSocketCreated(socketKey3);
// Send IPv4 packet on the non-null Network and verify sending has been called.
- mSocketClient.sendMulticastPacket(ipv4Packet, mNetwork);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, mNetwork,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
verify(mSocket).send(ipv4Packet);
verify(socket2, never()).send(any());
@@ -258,7 +279,8 @@
verify(socketCreationCb2).onSocketCreated(socketKey3);
// Send IPv4 packet to null network and verify sending to the 2 tethered interface sockets.
- mSocketClient.sendMulticastPacket(ipv4Packet, null);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, null,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
// ipv4Packet still sent only once on mSocket: times(1) matches the packet sent earlier on
// mNetwork
@@ -271,7 +293,8 @@
verify(mProvider, timeout(DEFAULT_TIMEOUT)).unrequestSocket(callback2);
// Send IPv4 packet again and verify it's still sent a second time
- mSocketClient.sendMulticastPacket(ipv4Packet, null);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, null,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
verify(socket2, times(2)).send(ipv4Packet);
verify(socket3, times(2)).send(ipv4Packet);
@@ -281,7 +304,8 @@
verify(mProvider, timeout(DEFAULT_TIMEOUT)).unrequestSocket(callback);
// Send IPv4 packet and verify no more sending.
- mSocketClient.sendMulticastPacket(ipv4Packet, null);
+ mSocketClient.sendPacketRequestingMulticastResponse(ipv4Packet, null,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
HandlerUtils.waitForIdle(mHandler, DEFAULT_TIMEOUT);
verify(mSocket, times(1)).send(ipv4Packet);
verify(socket2, times(2)).send(ipv4Packet);
diff --git a/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java b/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
index 635a1d4..9892e9f 100644
--- a/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
+++ b/tests/unit/java/com/android/server/connectivity/mdns/MdnsServiceTypeClientTests.java
@@ -327,7 +327,8 @@
MdnsSearchOptions searchOptions =
MdnsSearchOptions.newBuilder().addSubtype("12345").setIsPassiveMode(false).build();
QueryTaskConfig config = new QueryTaskConfig(
- searchOptions.getSubtypes(), searchOptions.isPassiveMode(), 1, socketKey);
+ searchOptions.getSubtypes(), searchOptions.isPassiveMode(),
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */, 1, socketKey);
// This is the first query. We will ask for unicast response.
assertTrue(config.expectUnicastResponse);
@@ -356,7 +357,8 @@
MdnsSearchOptions searchOptions =
MdnsSearchOptions.newBuilder().addSubtype("12345").setIsPassiveMode(false).build();
QueryTaskConfig config = new QueryTaskConfig(
- searchOptions.getSubtypes(), searchOptions.isPassiveMode(), 1, socketKey);
+ searchOptions.getSubtypes(), searchOptions.isPassiveMode(),
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */, 1, socketKey);
// This is the first query. We will ask for unicast response.
assertTrue(config.expectUnicastResponse);
@@ -928,16 +930,16 @@
ArgumentCaptor.forClass(DatagramPacket.class);
currentThreadExecutor.getAndClearLastScheduledRunnable().run();
// Send twice for IPv4 and IPv6
- inOrder.verify(mockSocketClient, times(2)).sendUnicastPacket(srvTxtQueryCaptor.capture(),
- eq(mockNetwork));
+ inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingUnicastResponse(
+ srvTxtQueryCaptor.capture(),
+ eq(mockNetwork), eq(false));
final MdnsPacket srvTxtQueryPacket = MdnsPacket.parse(
new MdnsPacketReader(srvTxtQueryCaptor.getValue()));
final String[] serviceName = getTestServiceName(instanceName);
assertFalse(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_PTR));
- assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_SRV, serviceName));
- assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_TXT, serviceName));
+ assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_ANY, serviceName));
// Process a response with SRV+TXT
final MdnsPacket srvTxtResponse = new MdnsPacket(
@@ -959,8 +961,9 @@
final ArgumentCaptor<DatagramPacket> addressQueryCaptor =
ArgumentCaptor.forClass(DatagramPacket.class);
currentThreadExecutor.getAndClearLastScheduledRunnable().run();
- inOrder.verify(mockSocketClient, times(2)).sendMulticastPacket(addressQueryCaptor.capture(),
- eq(mockNetwork));
+ inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingMulticastResponse(
+ addressQueryCaptor.capture(),
+ eq(mockNetwork), eq(false));
final MdnsPacket addressQueryPacket = MdnsPacket.parse(
new MdnsPacketReader(addressQueryCaptor.getValue()));
@@ -1018,15 +1021,15 @@
ArgumentCaptor.forClass(DatagramPacket.class);
currentThreadExecutor.getAndClearLastScheduledRunnable().run();
// Send twice for IPv4 and IPv6
- inOrder.verify(mockSocketClient, times(2)).sendUnicastPacket(srvTxtQueryCaptor.capture(),
- eq(mockNetwork));
+ inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingUnicastResponse(
+ srvTxtQueryCaptor.capture(),
+ eq(mockNetwork), eq(false));
final MdnsPacket srvTxtQueryPacket = MdnsPacket.parse(
new MdnsPacketReader(srvTxtQueryCaptor.getValue()));
final String[] serviceName = getTestServiceName(instanceName);
- assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_SRV, serviceName));
- assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_TXT, serviceName));
+ assertTrue(hasQuestion(srvTxtQueryPacket, MdnsRecord.TYPE_ANY, serviceName));
// Process a response with all records
final MdnsPacket srvTxtResponse = new MdnsPacket(
@@ -1064,13 +1067,13 @@
final ArgumentCaptor<DatagramPacket> renewalQueryCaptor =
ArgumentCaptor.forClass(DatagramPacket.class);
// Second and later sends are sent as "expect multicast response" queries
- inOrder.verify(mockSocketClient, times(2)).sendMulticastPacket(renewalQueryCaptor.capture(),
- eq(mockNetwork));
+ inOrder.verify(mockSocketClient, times(2)).sendPacketRequestingMulticastResponse(
+ renewalQueryCaptor.capture(),
+ eq(mockNetwork), eq(false));
inOrder.verify(mockListenerOne).onDiscoveryQuerySent(any(), anyInt());
final MdnsPacket renewalPacket = MdnsPacket.parse(
new MdnsPacketReader(renewalQueryCaptor.getValue()));
- assertTrue(hasQuestion(renewalPacket, MdnsRecord.TYPE_SRV, serviceName));
- assertTrue(hasQuestion(renewalPacket, MdnsRecord.TYPE_TXT, serviceName));
+ assertTrue(hasQuestion(renewalPacket, MdnsRecord.TYPE_ANY, serviceName));
inOrder.verifyNoMoreInteractions();
long updatedReceiptTime = TEST_ELAPSED_REALTIME + TEST_TTL;
@@ -1328,18 +1331,18 @@
assertEquals(currentThreadExecutor.getAndClearLastScheduledDelayInMs(), timeInMs);
currentThreadExecutor.getAndClearLastScheduledRunnable().run();
if (expectsUnicastResponse) {
- verify(mockSocketClient).sendUnicastPacket(
- expectedIPv4Packets[index], mockNetwork);
+ verify(mockSocketClient).sendPacketRequestingUnicastResponse(
+ expectedIPv4Packets[index], mockNetwork, false);
if (multipleSocketDiscovery) {
- verify(mockSocketClient).sendUnicastPacket(
- expectedIPv6Packets[index], mockNetwork);
+ verify(mockSocketClient).sendPacketRequestingUnicastResponse(
+ expectedIPv6Packets[index], mockNetwork, false);
}
} else {
- verify(mockSocketClient).sendMulticastPacket(
- expectedIPv4Packets[index], mockNetwork);
+ verify(mockSocketClient).sendPacketRequestingMulticastResponse(
+ expectedIPv4Packets[index], mockNetwork, false);
if (multipleSocketDiscovery) {
- verify(mockSocketClient).sendMulticastPacket(
- expectedIPv6Packets[index], mockNetwork);
+ verify(mockSocketClient).sendPacketRequestingMulticastResponse(
+ expectedIPv6Packets[index], mockNetwork, false);
}
}
}
diff --git a/tests/unit/java/com/android/server/connectivity/mdns/MdnsSocketClientTests.java b/tests/unit/java/com/android/server/connectivity/mdns/MdnsSocketClientTests.java
index e30c249..69efc61 100644
--- a/tests/unit/java/com/android/server/connectivity/mdns/MdnsSocketClientTests.java
+++ b/tests/unit/java/com/android/server/connectivity/mdns/MdnsSocketClientTests.java
@@ -54,6 +54,7 @@
import java.io.IOException;
import java.net.DatagramPacket;
+import java.net.InetSocketAddress;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
@@ -221,15 +222,17 @@
assertTrue(unicastReceiverThread.isAlive());
// Sends a packet.
- DatagramPacket packet = new DatagramPacket(buf, 0, 5);
- mdnsClient.sendMulticastPacket(packet);
+ DatagramPacket packet = getTestDatagramPacket();
+ mdnsClient.sendPacketRequestingMulticastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
// mockMulticastSocket.send() will be called on another thread. If we verify it immediately,
// it may not be called yet. So timeout is added.
verify(mockMulticastSocket, timeout(TIMEOUT).times(1)).send(packet);
verify(mockUnicastSocket, timeout(TIMEOUT).times(0)).send(packet);
// Verify the packet is sent by the unicast socket.
- mdnsClient.sendUnicastPacket(packet);
+ mdnsClient.sendPacketRequestingUnicastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
verify(mockMulticastSocket, timeout(TIMEOUT).times(1)).send(packet);
verify(mockUnicastSocket, timeout(TIMEOUT).times(1)).send(packet);
@@ -272,15 +275,17 @@
assertNull(unicastReceiverThread);
// Sends a packet.
- DatagramPacket packet = new DatagramPacket(buf, 0, 5);
- mdnsClient.sendMulticastPacket(packet);
+ DatagramPacket packet = getTestDatagramPacket();
+ mdnsClient.sendPacketRequestingMulticastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
// mockMulticastSocket.send() will be called on another thread. If we verify it immediately,
// it may not be called yet. So timeout is added.
verify(mockMulticastSocket, timeout(TIMEOUT).times(1)).send(packet);
verify(mockUnicastSocket, timeout(TIMEOUT).times(0)).send(packet);
// Verify the packet is sent by the multicast socket as well.
- mdnsClient.sendUnicastPacket(packet);
+ mdnsClient.sendPacketRequestingUnicastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
verify(mockMulticastSocket, timeout(TIMEOUT).times(2)).send(packet);
verify(mockUnicastSocket, timeout(TIMEOUT).times(0)).send(packet);
@@ -332,7 +337,8 @@
public void testStopDiscovery_queueIsCleared() throws IOException {
mdnsClient.startDiscovery();
mdnsClient.stopDiscovery();
- mdnsClient.sendMulticastPacket(new DatagramPacket(buf, 0, 5));
+ mdnsClient.sendPacketRequestingMulticastResponse(getTestDatagramPacket(),
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
synchronized (mdnsClient.multicastPacketQueue) {
assertTrue(mdnsClient.multicastPacketQueue.isEmpty());
@@ -343,7 +349,8 @@
public void testSendPacket_afterDiscoveryStops() throws IOException {
mdnsClient.startDiscovery();
mdnsClient.stopDiscovery();
- mdnsClient.sendMulticastPacket(new DatagramPacket(buf, 0, 5));
+ mdnsClient.sendPacketRequestingMulticastResponse(getTestDatagramPacket(),
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
synchronized (mdnsClient.multicastPacketQueue) {
assertTrue(mdnsClient.multicastPacketQueue.isEmpty());
@@ -356,7 +363,8 @@
//MdnsConfigsFlagsImpl.mdnsPacketQueueMaxSize.override(2L);
mdnsClient.startDiscovery();
for (int i = 0; i < 100; i++) {
- mdnsClient.sendMulticastPacket(new DatagramPacket(buf, 0, 5));
+ mdnsClient.sendPacketRequestingMulticastResponse(getTestDatagramPacket(),
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
}
synchronized (mdnsClient.multicastPacketQueue) {
@@ -452,9 +460,11 @@
enableUnicastResponse.set(true);
mdnsClient.startDiscovery();
- DatagramPacket packet = new DatagramPacket(buf, 0, 5);
- mdnsClient.sendUnicastPacket(packet);
- mdnsClient.sendMulticastPacket(packet);
+ DatagramPacket packet = getTestDatagramPacket();
+ mdnsClient.sendPacketRequestingUnicastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
+ mdnsClient.sendPacketRequestingMulticastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
// Wait for the timer to be triggered.
Thread.sleep(MdnsConfigs.checkMulticastResponseIntervalMs() * 2);
@@ -484,8 +494,10 @@
assertFalse(mdnsClient.receivedUnicastResponse);
assertFalse(mdnsClient.cannotReceiveMulticastResponse.get());
- mdnsClient.sendUnicastPacket(packet);
- mdnsClient.sendMulticastPacket(packet);
+ mdnsClient.sendPacketRequestingUnicastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
+ mdnsClient.sendPacketRequestingMulticastResponse(packet,
+ false /* onlyUseIpv6OnIpv6OnlyNetworks */);
Thread.sleep(MdnsConfigs.checkMulticastResponseIntervalMs() * 2);
// Verify cannotReceiveMulticastResponse is not set the true because we didn't receive the
@@ -540,4 +552,9 @@
verify(mockCallback, timeout(TIMEOUT).atLeast(1))
.onResponseReceived(any(), argThat(key -> key.getInterfaceIndex() == -1));
}
+
+ private DatagramPacket getTestDatagramPacket() {
+ return new DatagramPacket(buf, 0, 5,
+ new InetSocketAddress(MdnsConstants.getMdnsIPv4Address(), 5353 /* port */));
+ }
}
\ No newline at end of file