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/*
* Copyright 2015-present Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.sdnip;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import org.junit.Before;
import org.junit.Test;
import org.onlab.packet.Ethernet;
import org.onlab.packet.Ip4Address;
import org.onlab.packet.Ip4Prefix;
import org.onlab.packet.IpAddress;
import org.onlab.packet.IpPrefix;
import org.onlab.packet.MacAddress;
import org.onlab.packet.VlanId;
import org.onosproject.TestApplicationId;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreServiceAdapter;
import org.onosproject.incubator.net.intf.Interface;
import org.onosproject.incubator.net.intf.InterfaceEvent;
import org.onosproject.incubator.net.intf.InterfaceListener;
import org.onosproject.incubator.net.intf.InterfaceService;
import org.onosproject.incubator.net.intf.InterfaceServiceAdapter;
import org.onosproject.incubator.net.routing.ResolvedRoute;
import org.onosproject.incubator.net.routing.RouteEvent;
import org.onosproject.incubator.net.routing.RouteListener;
import org.onosproject.incubator.net.routing.RouteServiceAdapter;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.DeviceId;
import org.onosproject.net.FilteredConnectPoint;
import org.onosproject.net.PortNumber;
import org.onosproject.net.config.Config;
import org.onosproject.net.config.ConfigApplyDelegate;
import org.onosproject.net.config.NetworkConfigServiceAdapter;
import org.onosproject.net.flow.DefaultTrafficSelector;
import org.onosproject.net.flow.DefaultTrafficTreatment;
import org.onosproject.net.flow.TrafficSelector;
import org.onosproject.net.flow.TrafficTreatment;
import org.onosproject.net.host.InterfaceIpAddress;
import org.onosproject.net.intent.AbstractIntentTest;
import org.onosproject.net.intent.Key;
import org.onosproject.net.intent.MultiPointToSinglePointIntent;
import org.onosproject.intentsync.IntentSynchronizationService;
import org.onosproject.sdnip.config.SdnIpConfig;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import static org.easymock.EasyMock.*;
import static org.onosproject.routing.TestIntentServiceHelper.eqExceptId;
/**
* Unit tests for SdnIpFib.
*/
public class SdnIpFibTest extends AbstractIntentTest {
private InterfaceService interfaceService;
private static final ConnectPoint SW1_ETH1 = new ConnectPoint(
DeviceId.deviceId("of:0000000000000001"),
PortNumber.portNumber(1));
private static final ConnectPoint SW2_ETH1 = new ConnectPoint(
DeviceId.deviceId("of:0000000000000002"),
PortNumber.portNumber(1));
private static final ConnectPoint SW3_ETH1 = new ConnectPoint(
DeviceId.deviceId("of:0000000000000003"),
PortNumber.portNumber(1));
private static final ConnectPoint SW4_ETH1 = new ConnectPoint(
DeviceId.deviceId("of:0000000000000004"),
PortNumber.portNumber(1));
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 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 InterfaceIpAddress IIP1 =
InterfaceIpAddress.valueOf("192.168.10.101/24");
private static final InterfaceIpAddress IIP2 =
InterfaceIpAddress.valueOf("192.168.20.101/24");
private static final InterfaceIpAddress IIP3 =
InterfaceIpAddress.valueOf("192.168.30.101/24");
private static final InterfaceIpAddress IIP4 =
InterfaceIpAddress.valueOf("192.168.40.101/24");
private static final IpAddress IP1 = Ip4Address.valueOf("192.168.10.1");
private static final IpAddress IP2 = Ip4Address.valueOf("192.168.20.1");
private static final IpAddress IP3 = Ip4Address.valueOf("192.168.30.1");
private static final IpPrefix PREFIX1 = Ip4Prefix.valueOf("1.1.1.0/24");
private static final IpPrefix PREFIX2 = Ip4Prefix.valueOf("1.1.2.0/24");
private SdnIpFib sdnipFib;
private IntentSynchronizationService intentSynchronizer;
private final Set<Interface> interfaces = Sets.newHashSet();
private static final ApplicationId APPID = TestApplicationId.create("SDNIP");
private RouteListener routeListener;
private InterfaceListener interfaceListener;
@Before
public void setUp() throws Exception {
super.setUp();
interfaceService = createMock(InterfaceService.class);
interfaceService.addListener(anyObject(InterfaceListener.class));
expectLastCall().andDelegateTo(new InterfaceServiceDelegate());
// These will set expectations on routingConfig and interfaceService
setUpInterfaceService();
replay(interfaceService);
intentSynchronizer = createMock(IntentSynchronizationService.class);
sdnipFib = new SdnIpFib();
sdnipFib.routeService = new TestRouteService();
sdnipFib.coreService = new TestCoreService();
sdnipFib.networkConfigService = new TestNetworkConfigService();
sdnipFib.interfaceService = interfaceService;
sdnipFib.intentSynchronizer = intentSynchronizer;
sdnipFib.activate();
}
/**
* Sets up the interface service.
*/
private void setUpInterfaceService() {
List<InterfaceIpAddress> iIps1 = Lists.newArrayList();
iIps1.add(IIP1);
Interface sw1Eth1 = new Interface("sw1-eth1", SW1_ETH1, iIps1, MAC1, VLAN10);
interfaces.add(sw1Eth1);
List<InterfaceIpAddress> iIps2 = Lists.newArrayList();
iIps2.add(IIP2);
Interface sw2Eth1 = new Interface("sw2-eth1", SW2_ETH1, iIps2, MAC2, VLAN20);
interfaces.add(sw2Eth1);
List<InterfaceIpAddress> iIps3 = Lists.newArrayList();
iIps3.add(IIP3);
Interface sw3Eth1 = new Interface("sw3-eth1", SW3_ETH1, iIps3, MAC3, NO_VLAN);
interfaces.add(sw3Eth1);
expect(interfaceService.getInterfacesByPort(SW1_ETH1)).andReturn(
Collections.singleton(sw1Eth1)).anyTimes();
expect(interfaceService.getMatchingInterface(IP1))
.andReturn(sw1Eth1).anyTimes();
expect(interfaceService.getInterfacesByPort(SW2_ETH1)).andReturn(
Collections.singleton(sw2Eth1)).anyTimes();
expect(interfaceService.getMatchingInterface(IP2))
.andReturn(sw2Eth1).anyTimes();
expect(interfaceService.getInterfacesByPort(SW3_ETH1)).andReturn(
Collections.singleton(sw3Eth1)).anyTimes();
expect(interfaceService.getMatchingInterface(IP3))
.andReturn(sw3Eth1).anyTimes();
expect(interfaceService.getInterfaces()).andReturn(interfaces).anyTimes();
}
/**
* Tests adding a route. The egress interface has no VLAN configured.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is submitted to the IntentService.
*/
@Test
public void testRouteAddToNoVlan() {
// Build the expected route
ResolvedRoute route = new ResolvedRoute(PREFIX1, IP3, MAC3, SW3_ETH1);
MultiPointToSinglePointIntent intent =
createIntentToThreeSrcOneTwo(PREFIX1);
// Setup the expected intents
intentSynchronizer.submit(eqExceptId(intent));
replay(intentSynchronizer);
// Send in the added event
routeListener.event(new RouteEvent(RouteEvent.Type.ROUTE_ADDED, route));
verify(intentSynchronizer);
}
/**
* Tests adding a route. The egress interface has a VLAN configured.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is submitted to the IntentService.
*/
@Test
public void testRouteAddToVlan() {
// Build the expected route
ResolvedRoute route = new ResolvedRoute(PREFIX2, IP1, MAC1, SW1_ETH1);
MultiPointToSinglePointIntent intent = createIntentToOne(PREFIX2);
// Setup the expected intents
intentSynchronizer.submit(eqExceptId(intent));
replay(intentSynchronizer);
// Send in the added event
routeListener.event(new RouteEvent(RouteEvent.Type.ROUTE_ADDED, route));
verify(intentSynchronizer);
}
/**
* Tests updating a route.
*
* We first add a route from a next-hop with no vlan. We then announce the
* same route from another next-hop with a vlan.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is submitted to the IntentService.
*/
@Test
public void testRouteUpdatesToVlan() {
// Add a route first to a destination with no VLAN
testRouteAddToNoVlan();
// Build the new route entries for prefix1 and prefix2
ResolvedRoute oldRoutePrefixOne = new ResolvedRoute(PREFIX1, IP3, MAC3, SW3_ETH1);
ResolvedRoute routePrefixOne = new ResolvedRoute(PREFIX1, IP1, MAC1, SW1_ETH1);
// Create the new expected intents
MultiPointToSinglePointIntent newPrefixOneIntent = createIntentToOne(PREFIX1);
// Set up test expectation
reset(intentSynchronizer);
// Setup the expected intents
intentSynchronizer.submit(eqExceptId(newPrefixOneIntent));
replay(intentSynchronizer);
// Send in the update events
routeListener.event(new RouteEvent(RouteEvent.Type.ROUTE_UPDATED,
routePrefixOne, oldRoutePrefixOne));
verify(intentSynchronizer);
}
/**
* Tests updating a route.
*
* We first add a route from a next-hop with a vlan. We then announce the
* same route from another next-hop with no vlan.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is submitted to the IntentService.
*/
@Test
public void testRouteUpdatesToNoVlan() {
// Add a route first to a destination with no VLAN
testRouteAddToVlan();
// Build the new route entries for prefix1 and prefix2
ResolvedRoute oldRoutePrefix = new ResolvedRoute(PREFIX2, IP1, MAC1, SW1_ETH1);
ResolvedRoute routePrefix = new ResolvedRoute(PREFIX2, IP3, MAC3, SW3_ETH1);
// Create the new expected intents
MultiPointToSinglePointIntent newPrefixIntent =
createIntentToThreeSrcOneTwo(PREFIX2);
// Set up test expectation
reset(intentSynchronizer);
// Setup the expected intents
intentSynchronizer.submit(eqExceptId(newPrefixIntent));
replay(intentSynchronizer);
// Send in the update events
routeListener.event(new RouteEvent(RouteEvent.Type.ROUTE_UPDATED,
routePrefix, oldRoutePrefix));
verify(intentSynchronizer);
}
/**
* Tests deleting a route.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is withdrawn from the IntentService.
*/
@Test
public void testRouteDelete() {
// Add a route first
testRouteAddToNoVlan();
// Construct the existing route entry
ResolvedRoute route = new ResolvedRoute(PREFIX1, IP3, MAC3, SW3_ETH1);
// Create existing intent
MultiPointToSinglePointIntent removedIntent =
createIntentToThreeSrcOneTwo(PREFIX1);
// Set up expectation
reset(intentSynchronizer);
// Setup the expected intents
intentSynchronizer.withdraw(eqExceptId(removedIntent));
replay(intentSynchronizer);
// Send in the removed event
routeListener.event(new RouteEvent(RouteEvent.Type.ROUTE_REMOVED, route));
verify(intentSynchronizer);
}
/**
* Tests adding a new interface.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is withdrawn from the IntentService.
*/
@Test
public void testAddInterface() {
// Add a route first
testRouteAddToNoVlan();
// Create the new expected intent
MultiPointToSinglePointIntent addedIntent =
createIntentToThreeSrcOneTwoFour(PREFIX1);
reset(intentSynchronizer);
intentSynchronizer.submit(eqExceptId(addedIntent));
expectLastCall().once();
replay(intentSynchronizer);
// Create the new interface and add notify it
Interface intf = new Interface("sw4-eth1", SW4_ETH1,
Collections.singletonList(IIP4),
MAC4, NO_VLAN);
InterfaceEvent intfEvent =
new InterfaceEvent(InterfaceEvent.Type.INTERFACE_ADDED, intf);
interfaceListener.event(intfEvent);
verify(intentSynchronizer);
}
/**
* Tests removing an existing interface.
*
* We first push an intent with destination sw3 and source sw1 and sw2. We
* then remove the ingress interface on sw1.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is withdrawn from the IntentService.
*/
@Test
public void testRemoveIngressInterface() {
// Add a route first
testRouteAddToNoVlan();
// Create the new expected intent
MultiPointToSinglePointIntent remainingIntent =
createIntentToThreeSrcTwo(PREFIX1);
reset(intentSynchronizer);
intentSynchronizer.submit(eqExceptId(remainingIntent));
expectLastCall().once();
replay(intentSynchronizer);
// Define the existing ingress interface and remove it
Interface intf = new Interface("sw1-eth1", SW1_ETH1,
Collections.singletonList(IIP1),
MAC1, VLAN10);
InterfaceEvent intfEvent =
new InterfaceEvent(InterfaceEvent.Type.INTERFACE_REMOVED, intf);
interfaceListener.event(intfEvent);
verify(intentSynchronizer);
}
/**
* Tests removing an existing egress interface.
*
* We first push an intent with destination sw3 and source sw1 and sw2. We
* then remove the egress interface on sw3.
*
* We verify that the synchronizer records the correct state and that the
* correct intent is withdrawn from the IntentService.
*/
@Test
public void testRemoveEgressInterface() {
// Add a route first
testRouteAddToNoVlan();
// Create existing intent
MultiPointToSinglePointIntent removedIntent =
createIntentToThreeSrcOneTwo(PREFIX1);
// Set up expectation
reset(intentSynchronizer);
// Setup the expected intents
intentSynchronizer.withdraw(eqExceptId(removedIntent));
replay(intentSynchronizer);
// Define the existing egress interface and remove it
Interface intf = new Interface("sw3-eth1", SW3_ETH1,
Collections.singletonList(IIP3),
MAC3, VlanId.NONE);
InterfaceEvent intfEvent =
new InterfaceEvent(InterfaceEvent.Type.INTERFACE_REMOVED, intf);
interfaceListener.event(intfEvent);
verify(intentSynchronizer);
}
/*
* Builds a MultiPointToSinglePointIntent with dest sw1 (VLAN Id) and src
* sw2, sw3.
*/
private MultiPointToSinglePointIntent createIntentToOne(IpPrefix ipPrefix) {
// Build the expected treatment
TrafficTreatment.Builder treatmentBuilder =
DefaultTrafficTreatment.builder();
treatmentBuilder.setEthDst(MAC1);
// Build the expected egress FilteredConnectPoint
TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN10);
FilteredConnectPoint egressFilteredCP =
new FilteredConnectPoint(SW1_ETH1, selector.build());
// Build the expected selectors
Set<FilteredConnectPoint> ingressFilteredCPs = Sets.newHashSet();
// Build the expected ingress FilteredConnectPoint for sw2
selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN20);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
FilteredConnectPoint ingressFilteredCP =
new FilteredConnectPoint(SW2_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected ingress FilteredConnectPoint for sw3
selector = DefaultTrafficSelector.builder();
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
ingressFilteredCP = new FilteredConnectPoint(SW3_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected intent
MultiPointToSinglePointIntent intent =
MultiPointToSinglePointIntent.builder()
.appId(APPID)
.key(Key.of(ipPrefix.toString(), APPID))
.filteredIngressPoints(ingressFilteredCPs)
.filteredEgressPoint(egressFilteredCP)
.treatment(treatmentBuilder.build())
.constraints(SdnIpFib.CONSTRAINTS)
.build();
return intent;
}
/*
* Builds a MultiPointToSinglePointIntent with dest sw3 (no VLAN Id) and src
* sw1, sw2.
*/
private MultiPointToSinglePointIntent createIntentToThreeSrcOneTwo(IpPrefix ipPrefix) {
// Build the expected treatment
TrafficTreatment.Builder treatmentBuilder =
DefaultTrafficTreatment.builder();
treatmentBuilder.setEthDst(MAC3);
// Build the expected egress FilteredConnectPoint
FilteredConnectPoint egressFilteredCP = new FilteredConnectPoint(SW3_ETH1);
// Build the expected selectors
Set<FilteredConnectPoint> ingressFilteredCPs = Sets.newHashSet();
// Build the expected ingress FilteredConnectPoint for sw1
TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN10);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
FilteredConnectPoint ingressFilteredCP =
new FilteredConnectPoint(SW1_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected ingress FilteredConnectPoint for sw2
selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN20);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
ingressFilteredCP = new FilteredConnectPoint(SW2_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected intent
MultiPointToSinglePointIntent intent =
MultiPointToSinglePointIntent.builder()
.appId(APPID)
.key(Key.of(ipPrefix.toString(), APPID))
.filteredIngressPoints(ingressFilteredCPs)
.filteredEgressPoint(egressFilteredCP)
.treatment(treatmentBuilder.build())
.constraints(SdnIpFib.CONSTRAINTS)
.build();
return intent;
}
/*
* Builds a MultiPointToSinglePointIntent with dest sw3 (no VLAN Id) and src
* sw2.
*/
private MultiPointToSinglePointIntent createIntentToThreeSrcTwo(IpPrefix ipPrefix) {
// Build the expected treatment
TrafficTreatment.Builder treatmentBuilder =
DefaultTrafficTreatment.builder();
treatmentBuilder.setEthDst(MAC3);
// Build the expected egress FilteredConnectPoint
FilteredConnectPoint egressFilteredCP = new FilteredConnectPoint(SW3_ETH1);
// Build the expected ingress FilteredConnectPoint for sw2
Set<FilteredConnectPoint> ingressFilteredCPs = Sets.newHashSet();
TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN20);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
FilteredConnectPoint ingressFilteredCP =
new FilteredConnectPoint(SW2_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected intent
MultiPointToSinglePointIntent intent =
MultiPointToSinglePointIntent.builder()
.appId(APPID)
.key(Key.of(ipPrefix.toString(), APPID))
.filteredIngressPoints(ingressFilteredCPs)
.filteredEgressPoint(egressFilteredCP)
.treatment(treatmentBuilder.build())
.constraints(SdnIpFib.CONSTRAINTS)
.build();
return intent;
}
/*
* Builds a MultiPointToSinglePointIntent with dest sw3 (no VLAN Id) and src
* sw1, sw2, sw4.
*/
private MultiPointToSinglePointIntent createIntentToThreeSrcOneTwoFour(IpPrefix ipPrefix) {
// Build the expected treatment
TrafficTreatment.Builder treatmentBuilder =
DefaultTrafficTreatment.builder();
treatmentBuilder.setEthDst(MAC3);
// Build the expected egress FilteredConnectPoint
FilteredConnectPoint egressFilteredCP = new FilteredConnectPoint(SW3_ETH1);
// Build the expected selectors
Set<FilteredConnectPoint> ingressFilteredCPs = Sets.newHashSet();
// Build the expected ingress FilteredConnectPoint for sw1
TrafficSelector.Builder selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN10);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
FilteredConnectPoint ingressFilteredCP =
new FilteredConnectPoint(SW1_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected ingress FilteredConnectPoint for sw2
selector = DefaultTrafficSelector.builder();
selector.matchVlanId(VLAN20);
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
ingressFilteredCP = new FilteredConnectPoint(SW2_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected ingress FilteredConnectPoint for sw4
selector = DefaultTrafficSelector.builder();
selector.matchEthType(Ethernet.TYPE_IPV4);
selector.matchIPDst(ipPrefix);
ingressFilteredCP = new FilteredConnectPoint(SW4_ETH1, selector.build());
ingressFilteredCPs.add(ingressFilteredCP);
// Build the expected intent
MultiPointToSinglePointIntent intent =
MultiPointToSinglePointIntent.builder()
.appId(APPID)
.key(Key.of(ipPrefix.toString(), APPID))
.filteredIngressPoints(ingressFilteredCPs)
.filteredEgressPoint(egressFilteredCP)
.treatment(treatmentBuilder.build())
.constraints(SdnIpFib.CONSTRAINTS)
.build();
return intent;
}
private class TestCoreService extends CoreServiceAdapter {
@Override
public ApplicationId getAppId(String name) {
return APPID;
}
}
private class TestRouteService extends RouteServiceAdapter {
@Override
public void addListener(RouteListener routeListener) {
SdnIpFibTest.this.routeListener = routeListener;
}
}
private class TestNetworkConfigService extends NetworkConfigServiceAdapter {
/**
* Returns an empty BGP network configuration to be able to correctly
* return the encapsulation parameter when needed.
*
* @return an empty BGP network configuration object
*/
@Override
public <S, C extends Config<S>> C getConfig(S subject, Class<C> configClass) {
ApplicationId appId =
new TestApplicationId(SdnIp.SDN_IP_APP);
ObjectMapper mapper = new ObjectMapper();
ConfigApplyDelegate delegate = new MockCfgDelegate();
JsonNode emptyTree = new ObjectMapper().createObjectNode();
SdnIpConfig sdnIpConfig = new SdnIpConfig();
sdnIpConfig.init(appId, "sdnip-test", emptyTree, mapper, delegate);
return (C) sdnIpConfig;
}
}
private class InterfaceServiceDelegate extends InterfaceServiceAdapter {
@Override
public void addListener(InterfaceListener listener) {
SdnIpFibTest.this.interfaceListener = listener;
}
}
private class MockCfgDelegate implements ConfigApplyDelegate {
@Override
public void onApply(@SuppressWarnings("rawtypes") Config config) {
config.apply();
}
}
}