diff options
Diffstat (limited to 'framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java')
| -rw-r--r-- | framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java b/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java deleted file mode 100644 index 270008f3..00000000 --- a/framework/src/onos/drivers/src/main/java/org/onosproject/driver/handshaker/CalientFiberSwitchHandshaker.java +++ /dev/null @@ -1,221 +0,0 @@ -/* - * 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.driver.handshaker; - -import com.google.common.collect.ImmutableList; -import com.google.common.collect.ImmutableSet; -import org.onlab.util.Spectrum; -import org.onosproject.net.ChannelSpacing; -import org.onosproject.net.DefaultOchSignalComparator; -import org.onosproject.net.Device; -import org.onosproject.net.GridType; -import org.onosproject.net.OchSignal; -import org.onosproject.net.PortNumber; -import org.onosproject.net.behaviour.LambdaQuery; -import org.onosproject.openflow.controller.OpenFlowOpticalSwitch; -import org.onosproject.openflow.controller.PortDescPropertyType; -import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch; -import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted; -import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted; -import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted; -import org.projectfloodlight.openflow.protocol.OFCalientFlowStatsRequest; -import org.projectfloodlight.openflow.protocol.OFCalientPortDescStatsEntry; -import org.projectfloodlight.openflow.protocol.OFCalientPortDescStatsReply; -import org.projectfloodlight.openflow.protocol.OFCalientPortDescStatsRequest; -import org.projectfloodlight.openflow.protocol.OFFlowStatsRequest; -import org.projectfloodlight.openflow.protocol.OFMessage; -import org.projectfloodlight.openflow.protocol.OFObject; -import org.projectfloodlight.openflow.protocol.OFStatsReplyFlags; -import org.projectfloodlight.openflow.protocol.OFStatsRequest; -import org.projectfloodlight.openflow.protocol.OFType; -import org.projectfloodlight.openflow.types.OFPort; -import org.projectfloodlight.openflow.types.TableId; - -import java.io.IOException; -import java.util.ArrayList; -import java.util.List; -import java.util.Set; -import java.util.SortedSet; -import java.util.TreeSet; -import java.util.concurrent.atomic.AtomicBoolean; -import java.util.stream.Collectors; -import java.util.stream.IntStream; - -/** - * Driver for Calient S160 Optical Circuit Switch. Untested on Calient S320 but probably works ok. - * - * Driver implements custom handshaker, and rewrites flow stats as expected by the device. Port stats are currently - * not supported. - * - * The device consists of OMS ports only, and each port exposes lambda resources covering the whole - * usable optical spectrum (U to O band, see {@link Spectrum} for spectrum definitions). - */ -public class CalientFiberSwitchHandshaker - extends AbstractOpenFlowSwitch - implements OpenFlowOpticalSwitch, LambdaQuery { - - private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false); - private List<OFCalientPortDescStatsEntry> fiberPorts = new ArrayList<>(); - - - @Override - public Boolean supportNxRole() { - return false; - } - - @Override - public void startDriverHandshake() { - log.warn("Starting driver handshake for sw {}", getStringId()); - if (startDriverHandshakeCalled) { - throw new SwitchDriverSubHandshakeAlreadyStarted(); - } - startDriverHandshakeCalled = true; - try { - sendHandshakeOFExperimenterPortDescRequest(); - } catch (IOException e) { - log.error("Exception while sending experimenter port desc:", e.getMessage()); - e.printStackTrace(); - } - - } - - private void sendHandshakeOFExperimenterPortDescRequest() throws IOException { - // send multi part message for port description for optical switches - OFCalientPortDescStatsRequest portsRequest = factory() - .buildCalientPortDescStatsRequest() - .build(); - log.warn("Sending experimenter port description message {}", - portsRequest.toString()); - this.sendHandshakeMessage(portsRequest); - } - - @Override - public boolean isDriverHandshakeComplete() { - return driverHandshakeComplete.get(); - } - - @Override - public void processDriverHandshakeMessage(OFMessage m) { - if (!startDriverHandshakeCalled) { - throw new SwitchDriverSubHandshakeNotStarted(); - } - if (driverHandshakeComplete.get()) { - throw new SwitchDriverSubHandshakeCompleted(m); - } - - switch (m.getType()) { - case BARRIER_REPLY: - break; - case ERROR: - log.error("Switch Error {} {}", getStringId(), m); - break; - case FEATURES_REPLY: - break; - case FLOW_REMOVED: - break; - case GET_ASYNC_REPLY: - break; - case PACKET_IN: - break; - case PORT_STATUS: - break; - case QUEUE_GET_CONFIG_REPLY: - break; - case ROLE_REPLY: - break; - case STATS_REPLY: - log.warn("Received port desc reply"); - OFCalientPortDescStatsReply descStatsReply = (OFCalientPortDescStatsReply) m; - fiberPorts.addAll(descStatsReply.getPortDesc()); - // Multi-part message - if (!descStatsReply.getFlags().contains(OFStatsReplyFlags.REPLY_MORE)) { - driverHandshakeComplete.set(true); - } - break; - default: - log.warn("Received message {} during switch-driver " + - "subhandshake " + "from switch {} ... " + - "Ignoring message", m, - getStringId()); - - } - } - - @Override - public Device.Type deviceType() { - return Device.Type.FIBER_SWITCH; - } - - @Override - public List<? extends OFObject> getPortsOf(PortDescPropertyType type) { - return ImmutableList.copyOf(fiberPorts); - } - - @Override - public Set<PortDescPropertyType> getPortTypes() { - return ImmutableSet.of(PortDescPropertyType.OPTICAL_TRANSPORT); - } - - @Override - public final void sendMsg(OFMessage m) { - OFMessage newMsg = m; - - if (m.getType() == OFType.STATS_REQUEST) { - OFStatsRequest sr = (OFStatsRequest) m; - log.debug("Rebuilding stats request type {}", sr.getStatsType()); - switch (sr.getStatsType()) { - case FLOW: - OFCalientFlowStatsRequest request = this.factory().buildCalientFlowStatsRequest() - .setCookie(((OFFlowStatsRequest) sr).getCookie()) - .setCookieMask(((OFFlowStatsRequest) sr).getCookieMask()) - .setMatch(this.factory().matchWildcardAll()) - .setOutGroup(((OFFlowStatsRequest) sr).getOutGroup().getGroupNumber()) - .setOutPort(OFPort.ANY) - .setTableId(TableId.ALL) - .setXid(sr.getXid()) - .setFlags(sr.getFlags()) - .build(); - newMsg = request; - break; - case PORT: - // TODO - break; - default: - break; - } - } - - super.sendMsg(newMsg); - } - - @Override - public SortedSet<OchSignal> queryLambdas(PortNumber port) { - // S160 data sheet - // Wavelength range: 1260 - 1630 nm - long startSpacingMultiplier = Spectrum.U_BAND_MIN.subtract(Spectrum.CENTER_FREQUENCY).asHz() / - ChannelSpacing.CHL_12P5GHZ.frequency().asHz(); - long stopSpacingMultiplier = Spectrum.O_BAND_MAX.subtract(Spectrum.CENTER_FREQUENCY).asHz() / - ChannelSpacing.CHL_12P5GHZ.frequency().asHz(); - List<OchSignal> lambdas = IntStream.rangeClosed((int) startSpacingMultiplier, (int) stopSpacingMultiplier) - .mapToObj(x -> new OchSignal(GridType.FLEX, ChannelSpacing.CHL_12P5GHZ, x, 1)) - .collect(Collectors.toList()); - - SortedSet<OchSignal> result = new TreeSet<>(new DefaultOchSignalComparator()); - result.addAll(lambdas); - - return result; - } -} |