[ONOS-2337,ONOS-2338,ONOS-2339]Pcep Controller
Change-Id: I27fee4669ec923a55d83993b493699c1c46a1b36
diff --git a/pcep/ctl/src/main/java/org/onosproject/pcep/controller/impl/PcepClientImpl.java b/pcep/ctl/src/main/java/org/onosproject/pcep/controller/impl/PcepClientImpl.java
new file mode 100644
index 0000000..a10ff5c
--- /dev/null
+++ b/pcep/ctl/src/main/java/org/onosproject/pcep/controller/impl/PcepClientImpl.java
@@ -0,0 +1,220 @@
+/*
+ * Copyright 2015 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.pcep.controller.impl;
+
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+import java.util.Collections;
+import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
+
+import org.jboss.netty.channel.Channel;
+import org.onlab.packet.IpAddress;
+import org.onosproject.pcep.controller.PccId;
+import org.onosproject.pcep.controller.PcepPacketStats;
+import org.onosproject.pcep.controller.driver.PcepAgent;
+import org.onosproject.pcep.controller.driver.PcepClientDriver;
+import org.onosproject.pcepio.protocol.PcepFactories;
+import org.onosproject.pcepio.protocol.PcepFactory;
+import org.onosproject.pcepio.protocol.PcepMessage;
+import org.onosproject.pcepio.protocol.PcepVersion;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * An abstract representation of an OpenFlow switch. Can be extended by others
+ * to serve as a base for their vendor specific representation of a switch.
+ */
+public class PcepClientImpl implements PcepClientDriver {
+
+ protected final Logger log = LoggerFactory.getLogger(PcepClientImpl.class);
+
+ private static final String SHUTDOWN_MSG = "Worker has already been shutdown";
+
+ private Channel channel;
+ protected String channelId;
+
+ private boolean connected;
+ protected boolean startDriverHandshakeCalled = false;
+ protected boolean isHandShakeComplete = false;
+ protected boolean isSyncComplete = false;
+ private PccId pccId;
+ private PcepAgent agent;
+
+ private PcepVersion pcepVersion;
+ private byte keepAliveTime;
+ private byte deadTime;
+ private byte sessionId;
+ private PcepPacketStatsImpl pktStats;
+
+ @Override
+ public void init(PccId pccId, PcepVersion pcepVersion, PcepPacketStats pktStats) {
+ this.pccId = pccId;
+ this.pcepVersion = pcepVersion;
+ this.pktStats = (PcepPacketStatsImpl) pktStats;
+ }
+
+ @Override
+ public final void disconnectClient() {
+ this.channel.close();
+ }
+
+ @Override
+ public final void sendMessage(PcepMessage m) {
+ log.debug("Sending message to {}", channel.getRemoteAddress());
+ try {
+ channel.write(Collections.singletonList(m));
+ this.pktStats.addOutPacket();
+ } catch (RejectedExecutionException e) {
+ log.warn(e.getMessage());
+ if (!e.getMessage().contains(SHUTDOWN_MSG)) {
+ throw e;
+ }
+ }
+ }
+
+ @Override
+ public final void sendMessage(List<PcepMessage> msgs) {
+ try {
+ channel.write(msgs);
+ this.pktStats.addOutPacket(msgs.size());
+ } catch (RejectedExecutionException e) {
+ log.warn(e.getMessage());
+ if (!e.getMessage().contains(SHUTDOWN_MSG)) {
+ throw e;
+ }
+ }
+ }
+
+ @Override
+ public final boolean isConnected() {
+ return this.connected;
+ }
+
+ @Override
+ public final void setConnected(boolean connected) {
+ this.connected = connected;
+ };
+
+ @Override
+ public final void setChannel(Channel channel) {
+ this.channel = channel;
+ final SocketAddress address = channel.getRemoteAddress();
+ if (address instanceof InetSocketAddress) {
+ final InetSocketAddress inetAddress = (InetSocketAddress) address;
+ final IpAddress ipAddress = IpAddress.valueOf(inetAddress.getAddress());
+ if (ipAddress.isIp4()) {
+ channelId = ipAddress.toString() + ':' + inetAddress.getPort();
+ } else {
+ channelId = '[' + ipAddress.toString() + "]:" + inetAddress.getPort();
+ }
+ }
+ };
+
+ @Override
+ public String channelId() {
+ return channelId;
+ }
+
+ @Override
+ public final PccId getPccId() {
+ return this.pccId;
+ }
+
+ @Override
+ public final String getStringId() {
+ return this.pccId.toString();
+ }
+
+ @Override
+ public final void setPcVersion(PcepVersion pcepVersion) {
+ this.pcepVersion = pcepVersion;
+ }
+
+ @Override
+ public void setPcKeepAliveTime(byte keepAliveTime) {
+ this.keepAliveTime = keepAliveTime;
+ }
+
+ @Override
+ public void setPcDeadTime(byte deadTime) {
+ this.deadTime = deadTime;
+ }
+
+ @Override
+ public void setPcSessionId(byte sessionId) {
+ this.sessionId = sessionId;
+ }
+
+ @Override
+ public void setIsSyncComplete(boolean value) {
+ this.isSyncComplete = value;
+ }
+
+ @Override
+ public boolean isSyncComplete() {
+ return isSyncComplete;
+ }
+
+ @Override
+ public final void handleMessage(PcepMessage m) {
+ this.pktStats.addInPacket();
+ this.agent.processPcepMessage(pccId, m);
+ }
+
+ @Override
+ public final boolean connectClient() {
+ return this.agent.addConnectedClient(pccId, this);
+ }
+
+ @Override
+ public final void removeConnectedClient() {
+ this.agent.removeConnectedClient(pccId);
+ }
+
+ @Override
+ public PcepFactory factory() {
+ return PcepFactories.getFactory(pcepVersion);
+ }
+
+ @Override
+ public boolean isHandshakeComplete() {
+ return isHandShakeComplete;
+ }
+
+ @Override
+ public final void setAgent(PcepAgent ag) {
+ if (this.agent == null) {
+ this.agent = ag;
+ }
+ }
+
+ @Override
+ public boolean isOptical() {
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(getClass())
+ .add("channel", channelId())
+ .add("pccId", getPccId())
+ .toString();
+ }
+}