[CORD-2456] Multicast support in t3
Change-Id: I3559495a695aa27cc8c8f6f3a9f465f442200e8a
diff --git a/apps/t3/src/main/java/org/onosproject/t3/cli/T3CliUtils.java b/apps/t3/src/main/java/org/onosproject/t3/cli/T3CliUtils.java
index e2375a7..30e1ca0 100644
--- a/apps/t3/src/main/java/org/onosproject/t3/cli/T3CliUtils.java
+++ b/apps/t3/src/main/java/org/onosproject/t3/cli/T3CliUtils.java
@@ -111,7 +111,8 @@
//Prints the flows for a given trace and a specified level of verbosity
private static StringBuilder printFlows(StaticPacketTrace trace, boolean verbose, ConnectPoint connectPoint,
StringBuilder tracePrint) {
- tracePrint.append("Flows");
+ tracePrint.append("Flows ");
+ tracePrint.append(trace.getFlowsForDevice(connectPoint.deviceId()).size());
tracePrint.append("\n");
trace.getFlowsForDevice(connectPoint.deviceId()).forEach(f -> {
if (verbose) {
diff --git a/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootManager.java b/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootManager.java
index b89732d..2c41382 100644
--- a/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootManager.java
+++ b/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootManager.java
@@ -39,6 +39,7 @@
import org.onosproject.net.config.basics.InterfaceConfig;
import org.onosproject.net.device.DeviceService;
import org.onosproject.net.driver.DriverService;
+import org.onosproject.net.edge.EdgePortService;
import org.onosproject.net.flow.DefaultTrafficSelector;
import org.onosproject.net.flow.FlowEntry;
import org.onosproject.net.flow.FlowRule;
@@ -86,6 +87,7 @@
import static org.onosproject.net.flow.instructions.L2ModificationInstruction.ModMplsHeaderInstruction;
import static org.onosproject.net.flow.instructions.L2ModificationInstruction.ModMplsLabelInstruction;
import static org.onosproject.net.flow.instructions.L2ModificationInstruction.ModVlanIdInstruction;
+import static org.onosproject.t3.impl.TroubleshootUtils.compareMac;
import static org.slf4j.LoggerFactory.getLogger;
/**
@@ -125,6 +127,9 @@
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected NetworkConfigService networkConfigService;
+ @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+ protected EdgePortService edgePortService;
+
@Override
public StaticPacketTrace trace(HostId sourceHost, HostId destinationHost, EtherType etherType) {
Host source = hostService.getHost(sourceHost);
@@ -394,7 +399,17 @@
//continue the trace along the path
getTrace(completePath, dst, trace);
}
-
+ } else if (edgePortService.isEdgePoint(outputPath.getOutput()) &&
+ trace.getInitialPacket().getCriterion(Criterion.Type.ETH_DST) != null &&
+ ((EthCriterion) trace.getInitialPacket().getCriterion(Criterion.Type.ETH_DST))
+ .mac().isMulticast()) {
+ trace.addResultMessage("Packet is multicast and reached output " + outputPath.getOutput() +
+ " which is enabled and is edge port");
+ computePath(completePath, trace, outputPath.getOutput());
+ completePath.clear();
+ if (!hasOtherOutput(in.deviceId(), trace, outputPath.getOutput())) {
+ return trace;
+ }
} else if (deviceService.getPort(cp).isEnabled()) {
EthTypeCriterion ethTypeCriterion = (EthTypeCriterion) trace.getInitialPacket()
.getCriterion(Criterion.Type.ETH_TYPE);
@@ -423,6 +438,7 @@
return trace;
}
+
/**
* If the initial packet comes tagged with a Vlan we output it with that to ONOS.
* If ONOS applied a vlan we remove it.
@@ -430,6 +446,7 @@
* @param outputPath the output
* @param trace the trace we are building
*/
+
private void handleVlanToController(GroupsInDevice outputPath, StaticPacketTrace trace) {
VlanIdCriterion initialVid = (VlanIdCriterion) trace.getInitialPacket().getCriterion(Criterion.Type.VLAN_VID);
@@ -450,6 +467,20 @@
}
/**
+ * Checks if the device has other outputs than the given connect point.
+ *
+ * @param inDeviceId the device
+ * @param trace the trace we are building
+ * @param cp an output connect point
+ * @return true if the device has other outputs.
+ */
+ private boolean hasOtherOutput(DeviceId inDeviceId, StaticPacketTrace trace, ConnectPoint cp) {
+ return trace.getGroupOuputs(inDeviceId).stream().filter(groupsInDevice -> {
+ return !groupsInDevice.getOutput().equals(cp);
+ }).count() > 0;
+ }
+
+ /**
* Checks if the path contains the device.
*
* @param completePath the path
@@ -1075,28 +1106,72 @@
* @return true if the packet matches the flow.
*/
private boolean match(TrafficSelector packet, FlowEntry flowEntry) {
- //TODO handle MAC matching
return flowEntry.selector().criteria().stream().allMatch(criterion -> {
Criterion.Type type = criterion.type();
//If the criterion has IP we need to do LPM to establish matching.
if (type.equals(Criterion.Type.IPV4_SRC) || type.equals(Criterion.Type.IPV4_DST) ||
type.equals(Criterion.Type.IPV6_SRC) || type.equals(Criterion.Type.IPV6_DST)) {
- IPCriterion ipCriterion = (IPCriterion) criterion;
- IPCriterion matchCriterion = (IPCriterion) packet.getCriterion(ipCriterion.type());
- //if the packet does not have an IPv4 or IPv6 criterion we return false
- if (matchCriterion == null) {
- return false;
- }
- try {
- Subnet subnet = Subnet.createInstance(ipCriterion.ip().toString());
- return subnet.isInSubnet(matchCriterion.ip().address().toInetAddress());
- } catch (UnknownHostException e) {
- return false;
- }
+ return matchIp(packet, (IPCriterion) criterion);
//we check that the packet contains the criterion provided by the flow rule.
+ } else if (type.equals(Criterion.Type.ETH_SRC_MASKED)) {
+ return matchMac(packet, (EthCriterion) criterion, false);
+ } else if (type.equals(Criterion.Type.ETH_DST_MASKED)) {
+ return matchMac(packet, (EthCriterion) criterion, true);
} else {
return packet.criteria().contains(criterion);
}
});
}
+
+ /**
+ * Checks if the packet has an dst or src IP and if that IP matches the subnet of the ip criterion.
+ *
+ * @param packet the incoming packet
+ * @param criterion the criterion to match
+ * @return true if match
+ */
+ private boolean matchIp(TrafficSelector packet, IPCriterion criterion) {
+ IPCriterion matchCriterion = (IPCriterion) packet.getCriterion(criterion.type());
+ //if the packet does not have an IPv4 or IPv6 criterion we return true
+ if (matchCriterion == null) {
+ return false;
+ }
+ try {
+ log.debug("Checking if {} is under {}", matchCriterion.ip(), criterion.ip());
+ Subnet subnet = Subnet.createInstance(criterion.ip().toString());
+ return subnet.isInSubnet(matchCriterion.ip().address().toInetAddress());
+ } catch (UnknownHostException e) {
+ return false;
+ }
+ }
+
+ /**
+ * Checks if the packet has a dst or src MAC and if that Mac matches the mask of the mac criterion.
+ *
+ * @param packet the incoming packet
+ * @param hitCriterion the criterion to match
+ * @param dst true if we are checking DST MAC
+ * @return true if match
+ */
+ private boolean matchMac(TrafficSelector packet, EthCriterion hitCriterion, boolean dst) {
+ //Packet can have only one EthCriterion
+ EthCriterion matchCriterion;
+ if (dst) {
+ matchCriterion = (EthCriterion) packet.criteria().stream().filter(criterion1 -> {
+ return criterion1.type().equals(Criterion.Type.ETH_DST_MASKED) ||
+ criterion1.type().equals(Criterion.Type.ETH_DST);
+ }).findFirst().orElse(null);
+ } else {
+ matchCriterion = (EthCriterion) packet.criteria().stream().filter(criterion1 -> {
+ return criterion1.type().equals(Criterion.Type.ETH_SRC_MASKED) ||
+ criterion1.type().equals(Criterion.Type.ETH_SRC);
+ }).findFirst().orElse(null);
+ }
+ //if the packet does not have an ETH criterion we return true
+ if (matchCriterion == null) {
+ return true;
+ }
+ log.debug("Checking if {} is under {}/{}", matchCriterion.mac(), hitCriterion.mac(), hitCriterion.mask());
+ return compareMac(matchCriterion.mac(), hitCriterion.mac(), hitCriterion.mask());
+ }
}
diff --git a/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootUtils.java b/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootUtils.java
index f89a413..57758b3 100644
--- a/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootUtils.java
+++ b/apps/t3/src/main/java/org/onosproject/t3/impl/TroubleshootUtils.java
@@ -17,6 +17,7 @@
package org.onosproject.t3.impl;
import com.google.common.collect.ImmutableMap;
+import org.onlab.packet.MacAddress;
import java.util.Map;
@@ -43,4 +44,36 @@
.put("accton-ofdpa3", true)
.put("znyx-ofdpa", true)
.build();
+
+ /**
+ * Checks if the Mac Address is inside a range between the min MAC and the mask.
+ * @param macAddress the MAC address to check
+ * @param minAddr the min MAC address
+ * @param maskAddr the mask
+ * @return true if in range, false otherwise.
+ */
+ static boolean compareMac(MacAddress macAddress, MacAddress minAddr, MacAddress maskAddr) {
+ byte[] mac = macAddress.toBytes();
+ byte[] min = minAddr.toBytes();
+ byte[] mask = maskAddr.toBytes();
+ boolean inRange = true;
+
+ int i = 0;
+
+ //if mask is 00 stop
+ while (inRange && i < mask.length && (mask[i] & 0xFF) != 0) {
+ int ibmac = mac[i] & 0xFF;
+ int ibmin = min[i] & 0xFF;
+ int ibmask = mask[i] & 0xFF;
+ if (ibmask == 255) {
+ inRange = ibmac == ibmin;
+ } else if (ibmac < ibmin || ibmac >= ibmask) {
+ inRange = false;
+ break;
+ }
+ i++;
+ }
+
+ return inRange;
+ }
}
diff --git a/apps/t3/src/test/java/org/onosproject/t3/impl/T3TestObjects.java b/apps/t3/src/test/java/org/onosproject/t3/impl/T3TestObjects.java
index 4e1eb68..0885653 100644
--- a/apps/t3/src/test/java/org/onosproject/t3/impl/T3TestObjects.java
+++ b/apps/t3/src/test/java/org/onosproject/t3/impl/T3TestObjects.java
@@ -524,6 +524,37 @@
.build();
static final FlowEntry DEFERRED_FLOW_ENTRY = new DefaultFlowEntry(DEFERRED_FLOW);
+ //Multicast Flow and Group Test
+ static final DeviceId MULTICAST_GROUP_FLOW_DEVICE = DeviceId.deviceId("MulticastGroupFlowDevice");
+
+ private static final TrafficSelector MULTICAST_FLOW_SELECTOR = DefaultTrafficSelector.builder()
+ .matchInPort(PortNumber.portNumber(1))
+ .matchIPDst(IpPrefix.valueOf("224.0.0.1/32"))
+ .matchEthDst(MacAddress.valueOf("01:00:5e:00:00:01"))
+ .build();
+
+ private static final FlowRule MULTICAST_GROUP_FLOW =
+ DefaultFlowEntry.builder().forDevice(MULTICAST_GROUP_FLOW_DEVICE)
+ .forTable(0)
+ .withPriority(100)
+ .withSelector(MULTICAST_FLOW_SELECTOR)
+ .withTreatment(GROUP_FLOW_TREATMENT)
+ .fromApp(new DefaultApplicationId(0, "TestApp"))
+ .makePermanent()
+ .build();
+
+ static final FlowEntry MULTICAST_GROUP_FLOW_ENTRY = new DefaultFlowEntry(MULTICAST_GROUP_FLOW);
+
+ static final Group MULTICAST_GROUP = new DefaultGroup(GROUP_ID, MULTICAST_GROUP_FLOW_DEVICE,
+ Group.Type.SELECT, BUCKETS_MULTIPLE);
+
+ static final ConnectPoint MULTICAST_IN_CP = ConnectPoint.deviceConnectPoint(MULTICAST_GROUP_FLOW_DEVICE + "/" + 1);
+
+ static final ConnectPoint MULTICAST_OUT_CP = ConnectPoint.deviceConnectPoint(MULTICAST_GROUP_FLOW_DEVICE + "/" + 3);
+
+ static final ConnectPoint MULTICAST_OUT_CP_2 =
+ ConnectPoint.deviceConnectPoint(MULTICAST_GROUP_FLOW_DEVICE + "/" + 2);
+
//match on port 1, clear deferred actions and output
private static final TrafficTreatment DEFERRED_CLEAR_1_FLOW_TREATMENT = DefaultTrafficTreatment.builder()
.wipeDeferred()
@@ -599,6 +630,13 @@
.matchEthType(EthType.EtherType.LLDP.ethType().toShort())
.build();
+ static final TrafficSelector PACKET_OK_MULTICAST = DefaultTrafficSelector.builder()
+ .matchInPort(PortNumber.portNumber(1))
+ .matchEthType(EthType.EtherType.IPV4.ethType().toShort())
+ .matchEthDst(MacAddress.valueOf("01:00:5e:00:00:01"))
+ .matchIPDst(IpPrefix.valueOf("224.0.0.1/32"))
+ .build();
+
static final TrafficSelector PACKET_FAIL = DefaultTrafficSelector.builder()
.matchInPort(PortNumber.portNumber(1))
.matchIPSrc(IpPrefix.valueOf("127.0.0.1/32"))
diff --git a/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootManagerTest.java b/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootManagerTest.java
index 7b6c570..6a80c12 100644
--- a/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootManagerTest.java
+++ b/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootManagerTest.java
@@ -30,15 +30,18 @@
import org.onosproject.net.DefaultAnnotations;
import org.onosproject.net.DefaultDevice;
import org.onosproject.net.DefaultLink;
+import org.onosproject.net.DefaultPort;
import org.onosproject.net.Device;
import org.onosproject.net.DeviceId;
import org.onosproject.net.Host;
import org.onosproject.net.Link;
import org.onosproject.net.PortNumber;
+import org.onosproject.net.Port;
import org.onosproject.net.device.DeviceServiceAdapter;
import org.onosproject.net.driver.DefaultDriver;
import org.onosproject.net.driver.Driver;
import org.onosproject.net.driver.DriverServiceAdapter;
+import org.onosproject.net.edge.EdgePortServiceAdapter;
import org.onosproject.net.flow.FlowEntry;
import org.onosproject.net.flow.FlowRuleServiceAdapter;
import org.onosproject.net.flow.TrafficSelector;
@@ -84,6 +87,7 @@
mngr.groupService = new TestGroupService();
mngr.deviceService = new TestDeviceService();
mngr.mastershipService = new TestMastershipService();
+ mngr.edgePortService = new TestEdgePortService();
assertNotNull("Manager should not be null", mngr);
@@ -320,6 +324,32 @@
log.info("trace {}", traceSuccess.resultMessage());
}
+ /**
+ * Test multicast in single device.
+ */
+ @Test
+ public void multicastTest() throws Exception {
+
+ StaticPacketTrace traceSuccess = mngr.trace(PACKET_OK_MULTICAST, MULTICAST_IN_CP);
+
+ log.info("trace {}", traceSuccess);
+
+ log.info("trace {}", traceSuccess.resultMessage());
+
+ assertNotNull("trace should not be null", traceSuccess);
+ assertEquals("Trace should have " + 2 + " output", 2,
+ traceSuccess.getGroupOuputs(MULTICAST_GROUP_FLOW_DEVICE).size());
+ assertEquals("Trace should only have " + 2 + "output", 2,
+ traceSuccess.getCompletePaths().size());
+ assertTrue("Trace should be successful",
+ traceSuccess.resultMessage().contains("reached output"));
+ assertEquals("Incorrect Output CP", MULTICAST_OUT_CP_2,
+ traceSuccess.getGroupOuputs(MULTICAST_GROUP_FLOW_DEVICE).get(0).getOutput());
+ assertEquals("Incorrect Output CP", MULTICAST_OUT_CP,
+ traceSuccess.getGroupOuputs(MULTICAST_GROUP_FLOW_DEVICE).get(1).getOutput());
+
+ }
+
private StaticPacketTrace testSuccess(TrafficSelector packet, ConnectPoint in, DeviceId deviceId, ConnectPoint out,
int paths, int outputs) {
StaticPacketTrace traceSuccess = mngr.trace(packet, in);
@@ -384,6 +414,8 @@
HARDWARE_10_OUTPUT_FLOW_ENTRY);
} else if (deviceId.equals(LLDP_FLOW_DEVICE)) {
return ImmutableList.of(LLDP_FLOW_ENTRY);
+ } else if (deviceId.equals(MULTICAST_GROUP_FLOW_DEVICE)) {
+ return ImmutableList.of(MULTICAST_GROUP_FLOW_ENTRY);
}
return ImmutableList.of();
}
@@ -410,6 +442,8 @@
return ImmutableList.of(TOPO_GROUP);
} else if (deviceId.equals(DUAL_LINK_1) || deviceId.equals(DUAL_LINK_2)) {
return ImmutableList.of(DUAL_LINK_GROUP);
+ } else if (deviceId.equals(MULTICAST_GROUP_FLOW_DEVICE)) {
+ return ImmutableList.of(MULTICAST_GROUP);
}
return ImmutableList.of();
}
@@ -424,7 +458,16 @@
connectPoint.equals(DUAL_LINK_2_CP_2_OUT) || connectPoint.equals(DUAL_LINK_2_CP_3_OUT)) {
return ImmutableSet.of();
}
- return ImmutableSet.of(H1);
+ if (connectPoint.equals(SINGLE_FLOW_OUT_CP) ||
+ connectPoint.equals(DUAL_FLOW_OUT_CP) ||
+ connectPoint.equals(GROUP_FLOW_OUT_CP) ||
+ connectPoint.equals(HARDWARE_DEVICE_OUT_CP) ||
+ connectPoint.equals(HARDWARE_DEVICE_10_OUT_CP) ||
+ connectPoint.equals(DEFERRED_CP_2_OUT) ||
+ connectPoint.equals(DUAL_LINK_3_CP_3_OUT)) {
+ return ImmutableSet.of(H1);
+ }
+ return ImmutableSet.of();
}
@Override
@@ -525,11 +568,22 @@
}
@Override
+ public Port getPort(ConnectPoint cp) {
+ return new DefaultPort(null, cp.port(), true, DefaultAnnotations.builder().build());
+ }
+
+ @Override
public boolean isAvailable(DeviceId deviceId) {
- if (deviceId.equals(OFFLINE_DEVICE)) {
- return false;
- }
- return true;
+ return !deviceId.equals(OFFLINE_DEVICE);
+ }
+ }
+
+ private class TestEdgePortService extends EdgePortServiceAdapter {
+
+ @Override
+ public boolean isEdgePoint(ConnectPoint point) {
+ return point.equals(MULTICAST_OUT_CP) ||
+ point.equals(MULTICAST_OUT_CP_2);
}
}
diff --git a/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootUtilsTest.java b/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootUtilsTest.java
new file mode 100644
index 0000000..c8195c0
--- /dev/null
+++ b/apps/t3/src/test/java/org/onosproject/t3/impl/TroubleshootUtilsTest.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * 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.t3.impl;
+
+import org.junit.Test;
+import org.onlab.packet.MacAddress;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Test for util methods of the Trellis Troubleshoot Toolkit.
+ */
+public class TroubleshootUtilsTest {
+
+ @Test
+ public void testMacMatch() {
+
+ MacAddress min = MacAddress.valueOf("01:00:5E:00:00:00");
+ MacAddress mask = MacAddress.valueOf("FF:FF:FF:80:00:00");
+ MacAddress macOk = MacAddress.valueOf("01:00:5E:00:00:01");
+
+ assertTrue("False on correct match", TroubleshootUtils.compareMac(macOk, min, mask));
+
+ MacAddress macWrong = MacAddress.valueOf("01:00:5E:80:00:00");
+
+ assertFalse("True on false match", TroubleshootUtils.compareMac(macWrong, min, mask));
+
+ MacAddress maskEmpty = MacAddress.valueOf("00:00:00:00:00:00");
+
+ assertTrue("False on empty Mask", TroubleshootUtils.compareMac(macOk, min, maskEmpty));
+
+ MacAddress maskFull = MacAddress.valueOf("FF:FF:FF:FF:FF:FF");
+
+ assertFalse("True on full Mask", TroubleshootUtils.compareMac(macOk, min, maskFull));
+
+ }
+}
\ No newline at end of file