/** Tests for the {@link Vpls} class. */
public class VplsTest {
private static final int NUM_DEVICES = 7;
private static final MacAddress MAC1 = MacAddress.valueOf("00:00:00:00:00:01");
private static final MacAddress MAC2 = MacAddress.valueOf("00:00:00:00:00:02");
private static final MacAddress MAC3 = MacAddress.valueOf("00:00:00:00:00:03");
private static final MacAddress MAC4 = MacAddress.valueOf("00:00:00:00:00:04");
private static final MacAddress MAC5 = MacAddress.valueOf("00:00:00:00:00:05");
private static final MacAddress MAC6 = MacAddress.valueOf("00:00:00:00:00:06");
private static final MacAddress MAC7 = MacAddress.valueOf("00:00:00:00:00:07");
private static final Ip4Address IP1 = Ip4Address.valueOf("192.168.1.1");
private static final Ip4Address IP2 = Ip4Address.valueOf("192.168.1.2");
private static final PortNumber P1 = PortNumber.portNumber(1);
private static final VlanId VLAN1 = VlanId.vlanId((short) 1);
private static final VlanId VLAN2 = VlanId.vlanId((short) 2);
private static final int PRIORITY_OFFSET = 1000;
private static final String PREFIX_BROADCAST = "brc";
private static final String PREFIX_UNICAST = "uni";
private static final DeviceId DID1 = getDeviceId(1);
private static final DeviceId DID2 = getDeviceId(2);
private static final DeviceId DID3 = getDeviceId(3);
private static final DeviceId DID4 = getDeviceId(4);
private static final DeviceId DID5 = getDeviceId(5);
private static final DeviceId DID6 = getDeviceId(6);
private static final ConnectPoint C1 = new ConnectPoint(DID1, P1);
private static final ConnectPoint C2 = new ConnectPoint(DID2, P1);
private static final ConnectPoint C3 = new ConnectPoint(DID3, P1);
private static final ConnectPoint C4 = new ConnectPoint(DID4, P1);
private static final ConnectPoint C5 = new ConnectPoint(DID5, P1);
private static final ConnectPoint C6 = new ConnectPoint(DID6, P1);
private static final HostId HID1 = HostId.hostId(MAC1, VLAN1);
private static final HostId HID2 = HostId.hostId(MAC2, VLAN1);
private static final HostId HID3 = HostId.hostId(MAC3, VLAN1);
private static final HostId HID4 = HostId.hostId(MAC4, VLAN2);
private static final HostId HID5 = HostId.hostId(MAC5, VLAN2);
private static final HostId HID6 = HostId.hostId(MAC6, VLAN2);
private static final HostId HID7 = HostId.hostId(MAC7, VlanId.NONE);
private ApplicationService applicationService;
private CoreService coreService;
private HostListener hostListener;
private Set<Host> hostsAvailable;
private HostService hostService;
private IntentService intentService;
private InterfaceService interfaceService;
private Vpls vpls;
private static final String APP_NAME = "org.onosproject.vpls";
private static final ApplicationId APPID = TestApplicationId.create(APP_NAME);
private static final ProviderId PID = new ProviderId("of", "foo");
private static IdGenerator idGenerator;
@Before
public void setUp() throws Exception {
idGenerator = new TestIdGenerator();
Intent.bindIdGenerator(idGenerator);
applicationService = createMock(ApplicationService.class);
coreService = createMock(CoreService.class);
expect(coreService.registerApplication(APP_NAME)).andReturn(APPID);
replay(coreService);
hostsAvailable = Sets.newHashSet();
hostService = new TestHostService(hostsAvailable);
intentService = new TestIntentService();
TestIntentSynchronizer intentSynchronizer = new TestIntentSynchronizer(intentService);
interfaceService = createMock(InterfaceService.class);
interfaceService.addListener(anyObject(InterfaceListener.class));
expectLastCall().anyTimes();
addIntfConfig();
vpls = new Vpls();
vpls.applicationService = applicationService;
vpls.coreService = coreService;
vpls.hostService = hostService;
vpls.intentService = intentService;
vpls.interfaceService = interfaceService;
vpls.intentSynchronizer = intentSynchronizer;
}
@After
public void tearDown() {
Intent.unbindIdGenerator(idGenerator);
}
/**
* Creates the interface configuration. On devices 1, 2 and 3 is configured an interface on port 1
* with vlan 1. On devices 4, 5 and 6 is configured an interface on port 1 with vlan 2. On device
* 5 no interfaces are configured.
*/
private void addIntfConfig() {
Set<Interface> interfaces = Sets.newHashSet();
Set<Interface> vlanOneSet = Sets.newHashSet();
Set<Interface> vlanTwoSet = Sets.newHashSet();
for (int i = 1; i <= NUM_DEVICES - 1; i++) {
ConnectPoint cp = new ConnectPoint(getDeviceId(i), P1);
Interface intf = new Interface("intfOne", cp, Collections.emptyList(), null, VlanId.NONE);
if (i <= 3) {
intf = new Interface("intfTwo", cp, Collections.emptyList(), null, VLAN1);
interfaces.add(intf);
vlanOneSet.add(intf);
} else if (i > 3 && i <= 6) {
intf = new Interface("intfThree", cp, Collections.emptyList(), null, VLAN2);
interfaces.add(intf);
vlanTwoSet.add(intf);
}
expect(interfaceService.getInterfacesByPort(cp)).andReturn(Sets.newHashSet(intf)).anyTimes();
}
expect(interfaceService.getInterfacesByVlan(VLAN1)).andReturn(vlanOneSet).anyTimes();
expect(interfaceService.getInterfacesByVlan(VLAN2)).andReturn(vlanTwoSet).anyTimes();
expect(interfaceService.getInterfaces()).andReturn(interfaces).anyTimes();
replay(interfaceService);
}
/**
* Checks the case in which six ports are configured with VLANs but no hosts are registered by the
* HostService. The first three ports have an interface configured on VLAN1, the other three on
* VLAN2. The number of intents expected is six: three for VLAN1, three for VLAN2. three sp2mp
* intents, three mp2sp intents.
*/
@Test
public void testActivateNoHosts() {
vpls.activate();
List<Intent> expectedIntents = Lists.newArrayList();
expectedIntents.addAll(generateVlanOneBrc());
expectedIntents.addAll(generateVlanTwoBrc());
checkIntents(expectedIntents);
}
/**
* Checks the case in which six ports are configured with VLANs and four hosts are registered by
* the HostService. The first three ports have an interface configured on VLAN1, the other three
* on VLAN2. The number of intents expected is twelve: six for VLAN1, six for VLAN2. six sp2mp
* intents, six mp2sp intents. For VLAN1 IPs are added to demonstrate it doesn't influence the
* number of intents created.
*/
@Test
public void testFourInterfacesConfiguredHostsPresent() {
Host h1 = new DefaultHost(PID, HID1, MAC1, VLAN1, getLocation(1), Collections.singleton(IP1));
Host h2 = new DefaultHost(PID, HID2, MAC2, VLAN1, getLocation(2), Collections.singleton(IP2));
Host h3 = new DefaultHost(PID, HID3, MAC3, VLAN1, getLocation(3), Collections.EMPTY_SET);
Host h4 = new DefaultHost(PID, HID4, MAC4, VLAN2, getLocation(4), Collections.EMPTY_SET);
Host h5 = new DefaultHost(PID, HID5, MAC5, VLAN2, getLocation(5), Collections.EMPTY_SET);
Host h6 = new DefaultHost(PID, HID6, MAC6, VLAN2, getLocation(6), Collections.EMPTY_SET);
hostsAvailable.addAll(Sets.newHashSet(h1, h2, h3, h4, h5, h6));
vpls.activate();
List<Intent> expectedIntents = Lists.newArrayList();
expectedIntents.addAll(generateVlanOneBrc());
expectedIntents.addAll(generateVlanOneUni());
expectedIntents.addAll(generateVlanTwoBrc());
expectedIntents.addAll(generateVlanTwoUni());
checkIntents(expectedIntents);
}
/**
* Checks the case in which six ports are configured with VLANs and initially no hosts are
* registered by the HostService. The first three ports have an interface configured on VLAN1, the
* other three have an interface configured on VLAN2. When the module starts up, three hosts - on
* device one, two and three - port 1 (both on VLAN1), are registered by the HostService and
* events are sent to the application. sp2mp intents are created for all interfaces configured and
* mp2sp intents are created only for the hosts attached. The number of intents expected is nine:
* six for VLAN1, three for VLAN2. Six sp2mp intents, three mp2sp intents. IPs are added on the
* first two hosts only to demonstrate it doesn't influence the number of intents created. An
* additional host is added on device seven, port one to demonstrate that, even if it's on the
* same VLAN of other interfaces configured in the system, it doesn't let the application generate
* intents, since it's not connected to the interface configured.
*/
@Test
public void testFourInterfacesThreeHostEventsSameVlan() {
vpls.activate();
Host h1 = new DefaultHost(PID, HID1, MAC1, VLAN1, getLocation(1), Collections.singleton(IP1));
Host h2 = new DefaultHost(PID, HID2, MAC2, VLAN1, getLocation(2), Collections.singleton(IP2));
Host h3 = new DefaultHost(PID, HID3, MAC3, VLAN1, getLocation(3), Collections.EMPTY_SET);
Host h7 = new DefaultHost(PID, HID7, MAC7, VLAN1, getLocation(7), Collections.EMPTY_SET);
hostsAvailable.addAll(Sets.newHashSet(h1, h2, h3, h7));
hostsAvailable.forEach(
host -> hostListener.event(new HostEvent(HostEvent.Type.HOST_ADDED, host)));
List<Intent> expectedIntents = Lists.newArrayList();
expectedIntents.addAll(generateVlanOneBrc());
expectedIntents.addAll(generateVlanOneUni());
expectedIntents.addAll(generateVlanTwoBrc());
checkIntents(expectedIntents);
}
/**
* Checks the case in which six ports are configured with VLANs and initially no hosts are
* registered by the HostService. The first three ports have an interface configured on VLAN1, the
* other three have an interface configured on VLAN2. When the module starts up, two hosts - on
* device one and four - port 1 (VLAN 1 and VLAN 2), are registered by the HostService and events
* are sent to the application. sp2mp intents are created for all interfaces configured and no
* mp2sp intents are created at all, since the minimum number of hosts needed on the same vlan to
* create mp2sp intents is 2. The number of intents expected is six: three for VLAN1, three for
* VLAN2. six sp2mp intents, zero mp2sp intents. IPs are added on the first host only to
* demonstrate it doesn't influence the number of intents created.
*/
@Test
public void testFourInterfacesTwoHostEventsDifferentVlan() {
vpls.activate();
Host h1 = new DefaultHost(PID, HID1, MAC1, VLAN1, getLocation(1), Collections.singleton(IP1));
Host h4 = new DefaultHost(PID, HID4, MAC4, VLAN2, getLocation(4), Collections.EMPTY_SET);
hostsAvailable.addAll(Sets.newHashSet(h1, h4));
hostsAvailable.forEach(
host -> {
hostListener.event(new HostEvent(HostEvent.Type.HOST_ADDED, host));
});
List<Intent> expectedIntents = Lists.newArrayList();
expectedIntents.addAll(generateVlanOneBrc());
expectedIntents.addAll(generateVlanTwoBrc());
checkIntents(expectedIntents);
}
/**
* Checks both that the number of intents in submitted in the intent framework it's equal to the
* number of intents expected and that all intents are equivalent.
*
* @param intents the list of intents expected
*/
private void checkIntents(List<Intent> intents) {
assertEquals(intents.size(), intentService.getIntentCount());
for (Intent intentOne : intents) {
boolean found = false;
for (Intent intentTwo : intentService.getIntents()) {
if (intentOne.key().equals(intentTwo.key())) {
found = true;
assertTrue(
format("Comparing %s and %s", intentOne, intentTwo),
IntentUtils.intentsAreEqual(intentOne, intentTwo));
break;
}
}
assertTrue(found);
}
}
/**
* Generates the list of the expected sp2mp intents for VLAN 1.
*
* @return the list of expected sp2mp intents for VLAN 1
*/
private List<SinglePointToMultiPointIntent> generateVlanOneBrc() {
Key key = null;
List<SinglePointToMultiPointIntent> intents = Lists.newArrayList();
// Building sp2mp intent for H1 - VLAN1
key = Key.of((PREFIX_BROADCAST + "-" + DID1 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildBrcIntent(key, C1, Sets.newHashSet(C2, C3), VLAN1));
// Building sp2mp intent for H2 - VLAN1
key = Key.of((PREFIX_BROADCAST + "-" + DID2 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildBrcIntent(key, C2, Sets.newHashSet(C1, C3), VLAN1));
// Building sp2mp intent for H3 - VLAN1
key = Key.of((PREFIX_BROADCAST + "-" + DID3 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildBrcIntent(key, C3, Sets.newHashSet(C1, C2), VLAN1));
return intents;
}
/**
* Generates the list of the expected mp2sp intents for VLAN 1.
*
* @return the list of expected mp2sp intents for VLAN 1
*/
private List<MultiPointToSinglePointIntent> generateVlanOneUni() {
Key key = null;
List<MultiPointToSinglePointIntent> intents = Lists.newArrayList();
// Building mp2sp intent for H1 - VLAN1
key = Key.of((PREFIX_UNICAST + "-" + DID1 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C2, C3), C1, VLAN1, MAC1));
// Building mp2sp intent for H2 - VLAN1
key = Key.of((PREFIX_UNICAST + "-" + DID2 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C1, C3), C2, VLAN1, MAC2));
// Building mp2sp intent for H3 - VLAN1
key = Key.of((PREFIX_UNICAST + "-" + DID3 + "-" + P1 + "-" + VLAN1), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C1, C2), C3, VLAN1, MAC3));
return intents;
}
/**
* Generates the list of the expected sp2mp intents for VLAN 2.
*
* @return the list of expected sp2mp intents for VLAN 2
*/
private List<SinglePointToMultiPointIntent> generateVlanTwoBrc() {
Key key = null;
List<SinglePointToMultiPointIntent> intents = Lists.newArrayList();
// Building sp2mp intent for H4 - VLAN2
key = Key.of((PREFIX_BROADCAST + "-" + DID4 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildBrcIntent(key, C4, Sets.newHashSet(C5, C6), VLAN2));
// Building sp2mp intent for H5 - VLAN2
key = Key.of((PREFIX_BROADCAST + "-" + DID5 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildBrcIntent(key, C5, Sets.newHashSet(C4, C6), VLAN2));
// Building sp2mp intent for H6 - VLAN2
key = Key.of((PREFIX_BROADCAST + "-" + DID6 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildBrcIntent(key, C6, Sets.newHashSet(C4, C5), VLAN2));
return intents;
}
/**
* Generates the list of the expected mp2sp intents for VLAN 2.
*
* @return the list of expected mp2sp intents for VLAN 2
*/
private List<MultiPointToSinglePointIntent> generateVlanTwoUni() {
Key key = null;
List<MultiPointToSinglePointIntent> intents = Lists.newArrayList();
// Building mp2sp intent for H4 - VLAN2
key = Key.of((PREFIX_UNICAST + "-" + DID4 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C5, C6), C4, VLAN2, MAC4));
// Building mp2sp intent for H5 - VLAN2
key = Key.of((PREFIX_UNICAST + "-" + DID5 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C4, C6), C5, VLAN2, MAC5));
// Building mp2sp intent for H6 - VLAN2
key = Key.of((PREFIX_UNICAST + "-" + DID6 + "-" + P1 + "-" + VLAN2), APPID);
intents.add(buildUniIntent(key, Sets.newHashSet(C4, C5), C6, VLAN2, MAC6));
return intents;
}
/**
* Builds a Single Point to Multi Point intent.
*
* @param key The intent key
* @param src The source Connect Point
* @param dsts The destination Connect Points
* @return Single Point to Multi Point intent generated.
*/
private SinglePointToMultiPointIntent buildBrcIntent(
Key key, ConnectPoint src, Set<ConnectPoint> dsts, VlanId vlanId) {
SinglePointToMultiPointIntent intent;
TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
TrafficSelector selector =
DefaultTrafficSelector.builder()
.matchEthDst(MacAddress.BROADCAST)
.matchVlanId(vlanId)
.build();
intent =
SinglePointToMultiPointIntent.builder()
.appId(APPID)
.key(key)
.selector(selector)
.treatment(treatment)
.ingressPoint(src)
.egressPoints(dsts)
.priority(PRIORITY_OFFSET)
.build();
return intent;
}
/**
* Builds a Multi Point to Single Point intent.
*
* @param key The intent key
* @param srcs The source Connect Points
* @param dst The destination Connect Point
* @return Multi Point to Single Point intent generated.
*/
private MultiPointToSinglePointIntent buildUniIntent(
Key key, Set<ConnectPoint> srcs, ConnectPoint dst, VlanId vlanId, MacAddress mac) {
MultiPointToSinglePointIntent intent;
TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
TrafficSelector.Builder builder =
DefaultTrafficSelector.builder().matchEthDst(mac).matchVlanId(vlanId);
TrafficSelector selector = builder.build();
intent =
MultiPointToSinglePointIntent.builder()
.appId(APPID)
.key(key)
.selector(selector)
.treatment(treatment)
.ingressPoints(srcs)
.egressPoint(dst)
.priority(PRIORITY_OFFSET)
.build();
return intent;
}
/**
* Returns the device ID of the ith device.
*
* @param i device to get the ID of
* @return the device ID
*/
private static DeviceId getDeviceId(int i) {
return DeviceId.deviceId("" + i);
}
private static HostLocation getLocation(int i) {
return new HostLocation(new ConnectPoint(getDeviceId(i), P1), 123L);
}
/**
* Represents a fake IntentService class that easily allows to store and retrieve intents without
* implementing the IntentService logic.
*/
private class TestIntentService extends IntentServiceAdapter {
private Set<Intent> intents;
public TestIntentService() {
intents = Sets.newHashSet();
}
@Override
public void submit(Intent intent) {
intents.add(intent);
}
@Override
public long getIntentCount() {
return intents.size();
}
@Override
public Iterable<Intent> getIntents() {
return intents;
}
@Override
public Intent getIntent(Key intentKey) {
for (Intent intent : intents) {
if (intent.key().equals(intentKey)) {
return intent;
}
}
return null;
}
}
/**
* Represents a fake HostService class which allows to add hosts manually in each test, when
* needed.
*/
private class TestHostService extends HostServiceAdapter {
private Set<Host> hosts;
public TestHostService(Set<Host> hosts) {
this.hosts = hosts;
}
@Override
public void addListener(HostListener listener) {
VplsTest.this.hostListener = listener;
}
@Override
public Set<Host> getConnectedHosts(ConnectPoint connectPoint) {
return hosts
.stream()
.filter(
h ->
h.location().elementId().equals(connectPoint.elementId())
&& h.location().port().equals(connectPoint.port()))
.collect(Collectors.toSet());
}
}
private static class TestIdGenerator implements IdGenerator {
private final AtomicLong id = new AtomicLong(0);
@Override
public long getNewId() {
return id.getAndIncrement();
}
}
/** Test IntentSynchronizer that passes all intents straight through to the intent service. */
private class TestIntentSynchronizer
implements IntentSynchronizationService, IntentSynchronizationAdminService {
private final IntentService intentService;
/**
* Creates a new test intent synchronizer.
*
* @param intentService intent service
*/
public TestIntentSynchronizer(IntentService intentService) {
this.intentService = intentService;
}
@Override
public void submit(Intent intent) {
intentService.submit(intent);
}
@Override
public void withdraw(Intent intent) {
intentService.withdraw(intent);
}
@Override
public void modifyPrimary(boolean isPrimary) {}
@Override
public void removeIntents() {}
@Override
public void removeIntentsByAppId(ApplicationId applicationId) {}
}
}
/** Unit tests for PeerConnectivityManager. */
public class PeerConnectivityManagerTest extends AbstractIntentTest {
private static final ApplicationId APPID = TestApplicationId.create("foo");
private static final ApplicationId CONFIG_APP_ID = APPID;
private PeerConnectivityManager peerConnectivityManager;
private IntentSynchronizationService intentSynchronizer;
private InterfaceService interfaceService;
private NetworkConfigService networkConfigService;
private Set<BgpConfig.BgpSpeakerConfig> bgpSpeakers;
private Map<String, Interface> interfaces;
private BgpConfig bgpConfig;
private List<PointToPointIntent> intentList;
private final DeviceId deviceId1 = DeviceId.deviceId("of:0000000000000001");
private final DeviceId deviceId2 = DeviceId.deviceId("of:0000000000000002");
private final DeviceId deviceId3 = DeviceId.deviceId("of:0000000000000003");
// Interfaces connected to BGP speakers
private final ConnectPoint s1Eth100 = new ConnectPoint(deviceId1, PortNumber.portNumber(100));
private final ConnectPoint s2Eth100 = new ConnectPoint(deviceId2, PortNumber.portNumber(100));
private final ConnectPoint s3Eth100 = new ConnectPoint(deviceId3, PortNumber.portNumber(100));
// Interfaces connected to BGP peers
private final ConnectPoint s1Eth1 = new ConnectPoint(deviceId1, PortNumber.portNumber(1));
private final ConnectPoint s2Eth1 = new ConnectPoint(deviceId2, PortNumber.portNumber(1));
private final ConnectPoint s3Eth1 = new ConnectPoint(deviceId3, PortNumber.portNumber(1));
private static final VlanId NO_VLAN = VlanId.NONE;
private static final VlanId VLAN10 = VlanId.vlanId(Short.valueOf("10"));
private static final VlanId VLAN20 = VlanId.vlanId(Short.valueOf("20"));
private static final VlanId VLAN30 = VlanId.vlanId(Short.valueOf("30"));
@Before
public void setUp() throws Exception {
super.setUp();
interfaceService = createMock(InterfaceService.class);
interfaceService.addListener(anyObject(InterfaceListener.class));
expectLastCall().anyTimes();
networkConfigService = createMock(NetworkConfigService.class);
networkConfigService.addListener(anyObject(NetworkConfigListener.class));
expectLastCall().anyTimes();
bgpConfig = createMock(BgpConfig.class);
// These will set expectations on routingConfig and interfaceService
bgpSpeakers = setUpBgpSpeakers();
interfaces = Collections.unmodifiableMap(setUpInterfaces());
initPeerConnectivity();
intentList = setUpIntentList();
}
/**
* Sets up BGP speakers.
*
* @return configured BGP speakers as a map from speaker name to speaker
*/
private Set<BgpConfig.BgpSpeakerConfig> setUpBgpSpeakers() {
BgpConfig.BgpSpeakerConfig speaker1 =
new BgpConfig.BgpSpeakerConfig(
Optional.empty(),
NO_VLAN,
s1Eth100,
Collections.singleton(IpAddress.valueOf("192.168.10.1")));
BgpConfig.BgpSpeakerConfig speaker2 =
new BgpConfig.BgpSpeakerConfig(
Optional.empty(),
NO_VLAN,
s1Eth100,
Sets.newHashSet(IpAddress.valueOf("192.168.20.1"), IpAddress.valueOf("192.168.30.1")));
BgpConfig.BgpSpeakerConfig speaker3 =
new BgpConfig.BgpSpeakerConfig(
Optional.empty(),
VLAN30,
s3Eth100,
Sets.newHashSet(IpAddress.valueOf("192.168.40.1"), IpAddress.valueOf("192.168.50.1")));
Set<BgpConfig.BgpSpeakerConfig> bgpSpeakers = Sets.newHashSet();
bgpSpeakers.add(speaker1);
bgpSpeakers.add(speaker2);
bgpSpeakers.add(speaker3);
return bgpSpeakers;
}
/**
* Sets up logical interfaces, which emulate the configured interfaces in SDN-IP application.
*
* @return configured interfaces as a map from interface name to Interface
*/
private Map<String, Interface> setUpInterfaces() {
Map<String, Interface> configuredInterfaces = new HashMap<>();
String interfaceSw1Eth1 = "s1-eth1";
InterfaceIpAddress ia1 =
new InterfaceIpAddress(
IpAddress.valueOf("192.168.10.101"), IpPrefix.valueOf("192.168.10.0/24"));
Interface intfsw1eth1 =
new Interface(
interfaceSw1Eth1,
s1Eth1,
Collections.singletonList(ia1),
MacAddress.valueOf("00:00:00:00:00:01"),
VlanId.NONE);
configuredInterfaces.put(interfaceSw1Eth1, intfsw1eth1);
String interfaceSw2Eth1 = "s2-eth1";
InterfaceIpAddress ia2 =
new InterfaceIpAddress(
IpAddress.valueOf("192.168.20.101"), IpPrefix.valueOf("192.168.20.0/24"));
Interface intfsw2eth1 =
new Interface(
interfaceSw2Eth1,
s2Eth1,
Collections.singletonList(ia2),
MacAddress.valueOf("00:00:00:00:00:02"),
VlanId.NONE);
configuredInterfaces.put(interfaceSw2Eth1, intfsw2eth1);
String interfaceSw2Eth1intf2 = "s2-eth1_2";
InterfaceIpAddress ia3 =
new InterfaceIpAddress(
IpAddress.valueOf("192.168.30.101"), IpPrefix.valueOf("192.168.30.0/24"));
Interface intfsw2eth1intf2 =
new Interface(
interfaceSw2Eth1intf2,
s2Eth1,
Collections.singletonList(ia3),
MacAddress.valueOf("00:00:00:00:00:03"),
VlanId.NONE);
configuredInterfaces.put(interfaceSw2Eth1intf2, intfsw2eth1intf2);
String interfaceSw3Eth1 = "s3-eth1";
InterfaceIpAddress ia4 =
new InterfaceIpAddress(
IpAddress.valueOf("192.168.40.101"), IpPrefix.valueOf("192.168.40.0/24"));
Interface intfsw3eth1 =
new Interface(
Interface.NO_INTERFACE_NAME,
s3Eth1,
ImmutableList.of(ia4),
MacAddress.valueOf("00:00:00:00:00:04"),
VLAN10);
configuredInterfaces.put(interfaceSw3Eth1, intfsw3eth1);
String interfaceSw3Eth1intf2 = "s3-eth1_2";
InterfaceIpAddress ia5 =
new InterfaceIpAddress(
IpAddress.valueOf("192.168.50.101"), IpPrefix.valueOf("192.168.50.0/24"));
Interface intfsw3eth1intf2 =
new Interface(
Interface.NO_INTERFACE_NAME,
s3Eth1,
ImmutableList.of(ia5),
MacAddress.valueOf("00:00:00:00:00:05"),
VLAN20);
configuredInterfaces.put(interfaceSw3Eth1intf2, intfsw3eth1intf2);
expect(interfaceService.getInterfacesByPort(s1Eth1))
.andReturn(Collections.singleton(intfsw1eth1))
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.10.101")))
.andReturn(Collections.singleton(intfsw1eth1))
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.10.1")))
.andReturn(intfsw1eth1)
.anyTimes();
expect(interfaceService.getInterfacesByPort(s2Eth1))
.andReturn(Collections.singleton(intfsw2eth1))
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.20.101")))
.andReturn(Collections.singleton(intfsw2eth1))
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.20.1")))
.andReturn(intfsw2eth1)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.30.101")))
.andReturn(Collections.singleton(intfsw2eth1intf2))
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.30.1")))
.andReturn(intfsw2eth1intf2)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.40.101")))
.andReturn(Collections.singleton(intfsw3eth1))
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.40.1")))
.andReturn(intfsw3eth1)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.50.101")))
.andReturn(Collections.singleton(intfsw3eth1intf2))
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.50.1")))
.andReturn(intfsw3eth1intf2)
.anyTimes();
// Non-existent interface used during one of the tests
expect(
interfaceService.getInterfacesByPort(
new ConnectPoint(
DeviceId.deviceId("of:0000000000000100"), PortNumber.portNumber(1))))
.andReturn(null)
.anyTimes();
expect(interfaceService.getInterfaces())
.andReturn(Sets.newHashSet(configuredInterfaces.values()))
.anyTimes();
return configuredInterfaces;
}
/**
* Sets up expected point to point intent list.
*
* @return point to point intent list
*/
private List<PointToPointIntent> setUpIntentList() {
intentList = new ArrayList<>();
setUpBgpIntents();
setUpIcmpIntents();
return intentList;
}
/**
* Constructs a BGP intent and put it into the intentList.
*
* <p>The purpose of this method is too simplify the setUpBgpIntents() method, and to make the
* setUpBgpIntents() easy to read.
*
* @param srcVlanId ingress VlanId
* @param dstVlanId egress VlanId
* @param srcPrefix source IP prefix to match
* @param dstPrefix destination IP prefix to match
* @param srcTcpPort source TCP port to match
* @param dstTcpPort destination TCP port to match
* @param srcConnectPoint source connect point for PointToPointIntent
* @param dstConnectPoint destination connect point for PointToPointIntent
*/
private void bgpPathintentConstructor(
VlanId srcVlanId,
VlanId dstVlanId,
String srcPrefix,
String dstPrefix,
Short srcTcpPort,
Short dstTcpPort,
ConnectPoint srcConnectPoint,
ConnectPoint dstConnectPoint) {
TrafficSelector.Builder builder =
DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPProtocol(IPv4.PROTOCOL_TCP)
.matchIPSrc(IpPrefix.valueOf(srcPrefix))
.matchIPDst(IpPrefix.valueOf(dstPrefix));
if (!srcVlanId.equals(VlanId.NONE)) {
builder.matchVlanId(srcVlanId);
}
TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
if (!dstVlanId.equals(VlanId.NONE)) {
treatment.setVlanId(dstVlanId);
}
if (srcTcpPort != null) {
builder.matchTcpSrc(TpPort.tpPort(srcTcpPort));
}
if (dstTcpPort != null) {
builder.matchTcpDst(TpPort.tpPort(dstTcpPort));
}
Key key =
Key.of(
srcPrefix.split("/")[0]
+ "-"
+ dstPrefix.split("/")[0]
+ "-"
+ ((srcTcpPort == null) ? "dst" : "src"),
APPID);
PointToPointIntent intent =
PointToPointIntent.builder()
.appId(APPID)
.key(key)
.selector(builder.build())
.treatment(treatment.build())
.ingressPoint(srcConnectPoint)
.egressPoint(dstConnectPoint)
.build();
intentList.add(intent);
}
/** Sets up intents for BGP paths. */
private void setUpBgpIntents() {
Short bgpPort = 179;
// Start to build intents between BGP speaker1 and BGP peer1
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.101/32", "192.168.10.1/32", null, bgpPort, s1Eth100, s1Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.101/32", "192.168.10.1/32", bgpPort, null, s1Eth100, s1Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.1/32", "192.168.10.101/32", null, bgpPort, s1Eth1, s1Eth100);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.1/32", "192.168.10.101/32", bgpPort, null, s1Eth1, s1Eth100);
// Start to build intents between BGP speaker1 and BGP peer2
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.101/32", "192.168.20.1/32", null, bgpPort, s1Eth100, s2Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.101/32", "192.168.20.1/32", bgpPort, null, s1Eth100, s2Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.1/32", "192.168.20.101/32", null, bgpPort, s2Eth1, s1Eth100);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.1/32", "192.168.20.101/32", bgpPort, null, s2Eth1, s1Eth100);
// Start to build intents between BGP speaker2 and BGP peer1
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.101/32", "192.168.30.1/32", null, bgpPort, s1Eth100, s2Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.101/32", "192.168.30.1/32", bgpPort, null, s1Eth100, s2Eth1);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.1/32", "192.168.30.101/32", null, bgpPort, s2Eth1, s1Eth100);
bgpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.1/32", "192.168.30.101/32", bgpPort, null, s2Eth1, s1Eth100);
// Start to build intents between BGP speaker3 and BGP peer4
bgpPathintentConstructor(
VLAN30, VLAN10, "192.168.40.101/32", "192.168.40.1/32", null, bgpPort, s3Eth100, s3Eth1);
bgpPathintentConstructor(
VLAN30, VLAN10, "192.168.40.101/32", "192.168.40.1/32", bgpPort, null, s3Eth100, s3Eth1);
bgpPathintentConstructor(
VLAN10, VLAN30, "192.168.40.1/32", "192.168.40.101/32", null, bgpPort, s3Eth1, s3Eth100);
bgpPathintentConstructor(
VLAN10, VLAN30, "192.168.40.1/32", "192.168.40.101/32", bgpPort, null, s3Eth1, s3Eth100);
// Start to build intents between BGP speaker3 and BGP peer5
bgpPathintentConstructor(
VLAN30, VLAN20, "192.168.50.101/32", "192.168.50.1/32", null, bgpPort, s3Eth100, s3Eth1);
bgpPathintentConstructor(
VLAN30, VLAN20, "192.168.50.101/32", "192.168.50.1/32", bgpPort, null, s3Eth100, s3Eth1);
bgpPathintentConstructor(
VLAN20, VLAN30, "192.168.50.1/32", "192.168.50.101/32", null, bgpPort, s3Eth1, s3Eth100);
bgpPathintentConstructor(
VLAN20, VLAN30, "192.168.50.1/32", "192.168.50.101/32", bgpPort, null, s3Eth1, s3Eth100);
}
/**
* Constructs a BGP intent and put it into the intentList.
*
* <p>The purpose of this method is too simplify the setUpBgpIntents() method, and to make the
* setUpBgpIntents() easy to read.
*
* @param srcVlanId ingress VlanId
* @param dstVlanId egress VlanId
* @param srcPrefix source IP prefix to match
* @param dstPrefix destination IP prefix to match
* @param srcConnectPoint source connect point for PointToPointIntent
* @param dstConnectPoint destination connect point for PointToPointIntent
*/
private void icmpPathintentConstructor(
VlanId srcVlanId,
VlanId dstVlanId,
String srcPrefix,
String dstPrefix,
ConnectPoint srcConnectPoint,
ConnectPoint dstConnectPoint) {
TrafficSelector.Builder builder =
DefaultTrafficSelector.builder()
.matchEthType(Ethernet.TYPE_IPV4)
.matchIPProtocol(IPv4.PROTOCOL_ICMP)
.matchIPSrc(IpPrefix.valueOf(srcPrefix))
.matchIPDst(IpPrefix.valueOf(dstPrefix));
if (!srcVlanId.equals(VlanId.NONE)) {
builder.matchVlanId(srcVlanId);
}
TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder();
if (!dstVlanId.equals(VlanId.NONE)) {
treatment.setVlanId(dstVlanId);
}
Key key = Key.of(srcPrefix.split("/")[0] + "-" + dstPrefix.split("/")[0] + "-" + "icmp", APPID);
PointToPointIntent intent =
PointToPointIntent.builder()
.appId(APPID)
.key(key)
.selector(builder.build())
.treatment(treatment.build())
.ingressPoint(srcConnectPoint)
.egressPoint(dstConnectPoint)
.build();
intentList.add(intent);
}
/** Sets up intents for ICMP paths. */
private void setUpIcmpIntents() {
// Start to build intents between BGP speaker1 and BGP peer1
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.101/32", "192.168.10.1/32", s1Eth100, s1Eth1);
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.10.1/32", "192.168.10.101/32", s1Eth1, s1Eth100);
// Start to build intents between BGP speaker1 and BGP peer2
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.101/32", "192.168.20.1/32", s1Eth100, s2Eth1);
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.20.1/32", "192.168.20.101/32", s2Eth1, s1Eth100);
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.101/32", "192.168.30.1/32", s1Eth100, s2Eth1);
icmpPathintentConstructor(
NO_VLAN, NO_VLAN, "192.168.30.1/32", "192.168.30.101/32", s2Eth1, s1Eth100);
// Start to build intents between BGP speaker3 and BGP peer 4
icmpPathintentConstructor(
VLAN10, VLAN30, "192.168.40.1/32", "192.168.40.101/32", s3Eth1, s3Eth100);
icmpPathintentConstructor(
VLAN30, VLAN10, "192.168.40.101/32", "192.168.40.1/32", s3Eth100, s3Eth1);
// Start to build intents between BGP speaker3 and BGP peer 5
icmpPathintentConstructor(
VLAN20, VLAN30, "192.168.50.1/32", "192.168.50.101/32", s3Eth1, s3Eth100);
icmpPathintentConstructor(
VLAN30, VLAN20, "192.168.50.101/32", "192.168.50.1/32", s3Eth100, s3Eth1);
}
/** Initializes peer connectivity testing environment. */
private void initPeerConnectivity() {
expect(bgpConfig.bgpSpeakers()).andReturn(bgpSpeakers).anyTimes();
replay(bgpConfig);
expect(networkConfigService.getConfig(APPID, BgpConfig.class)).andReturn(bgpConfig).anyTimes();
replay(networkConfigService);
replay(interfaceService);
intentSynchronizer = createMock(IntentSynchronizationService.class);
replay(intentSynchronizer);
peerConnectivityManager =
new PeerConnectivityManager(
APPID, intentSynchronizer, networkConfigService, CONFIG_APP_ID, interfaceService);
}
/**
* Tests whether peer connectivity manager can set up correct BGP and ICMP intents according to
* specific configuration.
*
* <p>Two tricky cases included in the configuration are: 2 peers on a same switch port, peer on
* the same switch with BGPd.
*/
@Test
public void testConnectionSetup() {
reset(intentSynchronizer);
// Setup the expected intents
for (Intent intent : intentList) {
intentSynchronizer.submit(eqExceptId(intent));
}
replay(intentSynchronizer);
// Running the interface to be tested.
peerConnectivityManager.start();
verify(intentSynchronizer);
}
/** Tests a corner case, when there are no interfaces in the configuration. */
@Test
public void testNullInterfaces() {
reset(interfaceService);
interfaceService.addListener(anyObject(InterfaceListener.class));
expectLastCall().anyTimes();
expect(interfaceService.getInterfaces()).andReturn(Sets.newHashSet()).anyTimes();
expect(interfaceService.getInterfacesByPort(s2Eth1))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getInterfacesByPort(s1Eth1))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.10.101")))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.10.1")))
.andReturn(null)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.20.101")))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.20.1")))
.andReturn(null)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.30.101")))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.30.1")))
.andReturn(null)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.40.101")))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.40.1")))
.andReturn(null)
.anyTimes();
expect(interfaceService.getInterfacesByIp(IpAddress.valueOf("192.168.50.101")))
.andReturn(Collections.emptySet())
.anyTimes();
expect(interfaceService.getMatchingInterface(IpAddress.valueOf("192.168.50.1")))
.andReturn(null)
.anyTimes();
replay(interfaceService);
reset(intentSynchronizer);
replay(intentSynchronizer);
peerConnectivityManager.start();
verify(intentSynchronizer);
}
/** Tests a corner case, when there is no BGP speakers in the configuration. */
@Test
public void testNullBgpSpeakers() {
reset(bgpConfig);
expect(bgpConfig.bgpSpeakers()).andReturn(Collections.emptySet()).anyTimes();
replay(bgpConfig);
// We don't expect any intents in this case
reset(intentSynchronizer);
replay(intentSynchronizer);
peerConnectivityManager.start();
verify(intentSynchronizer);
}
/** Tests a corner case, when there is no Interface configured for one BGP peer. */
@Test
public void testNoPeerInterface() {
IpAddress ip = IpAddress.valueOf("1.1.1.1");
bgpSpeakers.clear();
bgpSpeakers.add(
new BgpConfig.BgpSpeakerConfig(
Optional.of("foo"), VlanId.NONE, s1Eth100, Collections.singleton(ip)));
reset(interfaceService);
interfaceService.addListener(anyObject(InterfaceListener.class));
expect(interfaceService.getMatchingInterface(ip)).andReturn(null).anyTimes();
replay(interfaceService);
// We don't expect any intents in this case
reset(intentSynchronizer);
replay(intentSynchronizer);
peerConnectivityManager.start();
verify(intentSynchronizer);
}
}