ONOS-5457 OFAgent - handle FLOW_MOD controller to switch command message
Change-Id: I6c5328f9cb32cf77a4e8dfa7aea6ede518602af6
diff --git a/apps/ofagent/BUCK b/apps/ofagent/BUCK
index e32808e..0d28fca 100644
--- a/apps/ofagent/BUCK
+++ b/apps/ofagent/BUCK
@@ -15,6 +15,12 @@
'//lib:openflowj',
'//lib:javax.ws.rs-api',
'//utils/rest:onlab-rest',
+ '//providers/openflow/flow:onos-providers-openflow-flow',
+]
+
+BUNDLES = [
+ '//apps/ofagent:onos-apps-ofagent',
+ '//providers/openflow/flow:onos-providers-openflow-flow',
]
TEST_DEPS = [
@@ -41,5 +47,6 @@
title = 'OpenFlow Agent',
category = 'Traffic Steering',
url = 'http://onosproject.org',
+ included_bundles = BUNDLES,
description = 'OpenFlow agent application for virtualization subsystem.',
)
diff --git a/apps/ofagent/pom.xml b/apps/ofagent/pom.xml
index a3590e9..76fb852 100644
--- a/apps/ofagent/pom.xml
+++ b/apps/ofagent/pom.xml
@@ -172,6 +172,13 @@
<scope>test</scope>
</dependency>
+ <!-- Flow Entry building dependencies -->
+ <dependency>
+ <groupId>org.onosproject</groupId>
+ <artifactId>onos-providers-openflow-flow</artifactId>
+ <version>${project.version}</version>
+ </dependency>
+
</dependencies>
<build>
@@ -191,6 +198,9 @@
*,org.glassfish.jersey.servlet
</Import-Package>
<Web-ContextPath>${web.context}</Web-ContextPath>
+ <Private-Package>
+ org.onosproject.provider.of.flow.util
+ </Private-Package>
</instructions>
</configuration>
</plugin>
diff --git a/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/DefaultOFSwitch.java b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/DefaultOFSwitch.java
index 3f4f878..f06446a 100644
--- a/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/DefaultOFSwitch.java
+++ b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/DefaultOFSwitch.java
@@ -20,13 +20,16 @@
import io.netty.channel.Channel;
import org.onlab.osgi.ServiceDirectory;
import org.onosproject.incubator.net.virtual.NetworkId;
+import org.onosproject.incubator.net.virtual.VirtualNetworkService;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.DeviceId;
import org.onosproject.net.Port;
import org.onosproject.net.PortNumber;
import org.onosproject.net.device.PortStatistics;
+import org.onosproject.net.driver.DriverService;
import org.onosproject.net.flow.FlowEntry;
import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.FlowRuleService;
import org.onosproject.net.flow.TableStatisticsEntry;
import org.onosproject.net.group.Group;
import org.onosproject.net.packet.InboundPacket;
@@ -34,6 +37,7 @@
import org.onosproject.ofagent.api.OFSwitchCapabilities;
import org.onosproject.ofagent.api.OFSwitchService;
import org.projectfloodlight.openflow.protocol.OFActionType;
+import org.projectfloodlight.openflow.protocol.OFBadRequestCode;
import org.projectfloodlight.openflow.protocol.OFBarrierReply;
import org.projectfloodlight.openflow.protocol.OFBucket;
import org.projectfloodlight.openflow.protocol.OFBucketCounter;
@@ -43,6 +47,7 @@
import org.projectfloodlight.openflow.protocol.OFFactories;
import org.projectfloodlight.openflow.protocol.OFFactory;
import org.projectfloodlight.openflow.protocol.OFFeaturesReply;
+import org.projectfloodlight.openflow.protocol.OFFlowMod;
import org.projectfloodlight.openflow.protocol.OFFlowStatsEntry;
import org.projectfloodlight.openflow.protocol.OFGetConfigReply;
import org.projectfloodlight.openflow.protocol.OFGroupDescStatsEntry;
@@ -55,6 +60,7 @@
import org.projectfloodlight.openflow.protocol.OFPacketInReason;
import org.projectfloodlight.openflow.protocol.OFPacketOut;
import org.projectfloodlight.openflow.protocol.OFPortDesc;
+import org.projectfloodlight.openflow.protocol.OFPortMod;
import org.projectfloodlight.openflow.protocol.OFPortReason;
import org.projectfloodlight.openflow.protocol.OFPortStatsEntry;
import org.projectfloodlight.openflow.protocol.OFPortStatsRequest;
@@ -69,6 +75,7 @@
import org.projectfloodlight.openflow.protocol.OFVersion;
import org.projectfloodlight.openflow.protocol.action.OFAction;
import org.projectfloodlight.openflow.protocol.action.OFActionOutput;
+import org.projectfloodlight.openflow.protocol.errormsg.OFBadRequestErrorMsg;
import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
import org.projectfloodlight.openflow.protocol.match.Match;
import org.projectfloodlight.openflow.protocol.match.MatchField;
@@ -103,6 +110,8 @@
private final Logger log;
private final OFSwitchService ofSwitchService;
+ private final FlowRuleService flowRuleService;
+ private final DriverService driverService;
private final DatapathId dpId;
private final OFSwitchCapabilities capabilities;
@@ -121,12 +130,15 @@
private DefaultOFSwitch(DatapathId dpid, OFSwitchCapabilities capabilities,
NetworkId networkId, DeviceId deviceId,
- OFSwitchService ofSwitchService) {
+ ServiceDirectory serviceDirectory) {
this.dpId = dpid;
this.capabilities = capabilities;
this.networkId = networkId;
this.deviceId = deviceId;
- this.ofSwitchService = ofSwitchService;
+ this.ofSwitchService = serviceDirectory.get(OFSwitchService.class);
+ this.driverService = serviceDirectory.get(DriverService.class);
+ VirtualNetworkService virtualNetworkService = serviceDirectory.get(VirtualNetworkService.class);
+ this.flowRuleService = virtualNetworkService.get(networkId, FlowRuleService.class);
log = LoggerFactory.getLogger(getClass().getName() + " : " + dpid);
}
@@ -135,8 +147,7 @@
ServiceDirectory serviceDirectory) {
checkNotNull(dpid, "DPID cannot be null");
checkNotNull(capabilities, "OF capabilities cannot be null");
- return new DefaultOFSwitch(dpid, capabilities, networkId, deviceId,
- serviceDirectory.get(OFSwitchService.class));
+ return new DefaultOFSwitch(dpid, capabilities, networkId, deviceId, serviceDirectory);
}
@Override
@@ -224,10 +235,53 @@
log.debug("processPacketIn: Functionality not yet supported for {}", packet);
}
+ private void processPortMod(OFPortMod portMod) {
+// PortNumber portNumber = PortNumber.portNumber(portMod.getPortNo().getPortNumber());
+ log.debug("processPortMod: {} not yet supported for {}",
+ portMod.getType(), portMod);
+ }
+
+ private void processFlowMod(OFFlowMod flowMod) {
+ // convert OFFlowMod to FLowRule object
+ OFAgentVirtualFlowEntryBuilder flowEntryBuilder =
+ new OFAgentVirtualFlowEntryBuilder(deviceId, flowMod, driverService);
+ FlowEntry flowEntry = flowEntryBuilder.build();
+ flowRuleService.applyFlowRules(flowEntry);
+ }
+
@Override
public void processControllerCommand(Channel channel, OFMessage msg) {
- // TODO process controller command
- log.debug("processControllerCommand: Functionality not yet supported for {}", msg);
+
+ OFControllerRole myRole = role(channel);
+ if (OFControllerRole.ROLE_SLAVE.equals(myRole)) {
+ OFBadRequestErrorMsg errorMsg = FACTORY.errorMsgs()
+ .buildBadRequestErrorMsg()
+ .setXid(msg.getXid())
+ .setCode(OFBadRequestCode.IS_SLAVE)
+ .build();
+ channel.writeAndFlush(Collections.singletonList(errorMsg));
+ return;
+ }
+
+ switch (msg.getType()) {
+ case PORT_MOD:
+ OFPortMod portMod = (OFPortMod) msg;
+ processPortMod(portMod);
+ break;
+ case FLOW_MOD:
+ OFFlowMod flowMod = (OFFlowMod) msg;
+ processFlowMod(flowMod);
+ break;
+ case GROUP_MOD:
+ case METER_MOD:
+ case TABLE_MOD:
+ log.debug("processControllerCommand: {} not yet supported for {}",
+ msg.getType(), msg);
+ break;
+ default:
+ log.warn("Unexpected message {} received for switch {}",
+ msg.getType(), this);
+ }
}
private void sendPortStatus(Port port, OFPortReason ofPortReason) {
diff --git a/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFAgentVirtualFlowEntryBuilder.java b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFAgentVirtualFlowEntryBuilder.java
new file mode 100644
index 0000000..e3cb9e3
--- /dev/null
+++ b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFAgentVirtualFlowEntryBuilder.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2017-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.ofagent.impl;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.driver.DefaultDriverData;
+import org.onosproject.net.driver.DefaultDriverHandler;
+import org.onosproject.net.driver.Driver;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.driver.DriverService;
+import org.onosproject.provider.of.flow.util.FlowEntryBuilder;
+import org.projectfloodlight.openflow.protocol.OFFlowMod;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+// FlowEntryBuilder customized for OFAgent. This builder will be used to build FlowEntry objects for
+// virtual devices encountered by OFAgent. The driver has been hardcoded to "ovs".
+public class OFAgentVirtualFlowEntryBuilder extends FlowEntryBuilder {
+ private static final Logger log = LoggerFactory.getLogger(OFAgentVirtualFlowEntryBuilder.class);
+ private static final String DRIVER_NAME = "ovs";
+
+ private final DriverService driverService;
+
+ public OFAgentVirtualFlowEntryBuilder(DeviceId deviceId, OFFlowMod fm, DriverService driverService) {
+ super(deviceId, fm, driverService);
+ this.driverService = driverService;
+ }
+
+ protected DriverHandler getDriver(DeviceId devId) {
+ log.debug("calling getDriver for {}", devId);
+ Driver driver = driverService.getDriver(DRIVER_NAME);
+ DriverHandler handler = new DefaultDriverHandler(new DefaultDriverData(driver, devId));
+ return handler;
+ }
+}
diff --git a/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFChannelHandler.java b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFChannelHandler.java
index aea97d1..ddfadc2 100644
--- a/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFChannelHandler.java
+++ b/apps/ofagent/src/main/java/org/onosproject/ofagent/impl/OFChannelHandler.java
@@ -128,6 +128,13 @@
// TODO: check if this is lldp - ignore if it is not lldp
handler.ofSwitch.processLldp(handler.channel, msg);
break;
+ case FLOW_MOD:
+ case PORT_MOD:
+ case GROUP_MOD:
+ case METER_MOD:
+ case TABLE_MOD:
+ handler.ofSwitch.processControllerCommand(handler.channel, msg);
+ break;
case ERROR:
handler.logErrorClose((OFErrorMsg) msg);
break;