| /* |
| * Copyright 2016-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.driver.pipeline; |
| |
| |
| import com.google.common.cache.Cache; |
| import com.google.common.cache.CacheBuilder; |
| import com.google.common.cache.RemovalCause; |
| import com.google.common.cache.RemovalNotification; |
| |
| import org.onlab.osgi.ServiceDirectory; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.IPv4; |
| import org.onlab.packet.TpPort; |
| import org.onlab.packet.VlanId; |
| import org.onlab.util.KryoNamespace; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.behaviour.NextGroup; |
| import org.onosproject.net.behaviour.Pipeliner; |
| import org.onosproject.net.behaviour.PipelinerContext; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.onosproject.net.flow.DefaultFlowRule; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.FlowRule; |
| import org.onosproject.net.flow.FlowRuleOperations; |
| import org.onosproject.net.flow.FlowRuleOperationsContext; |
| import org.onosproject.net.flow.FlowRuleService; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.flow.criteria.Criterion; |
| import org.onosproject.net.flow.criteria.Criteria; |
| import org.onosproject.net.flow.criteria.EthCriterion; |
| import org.onosproject.net.flow.criteria.PortCriterion; |
| import org.onosproject.net.flow.criteria.EthTypeCriterion; |
| import org.onosproject.net.flow.criteria.IPCriterion; |
| import org.onosproject.net.flow.criteria.VlanIdCriterion; |
| import org.onosproject.net.flow.instructions.Instruction; |
| import org.onosproject.net.flow.instructions.L2ModificationInstruction; |
| import org.onosproject.net.flowobjective.FilteringObjective; |
| import org.onosproject.net.flowobjective.FlowObjectiveStore; |
| import org.onosproject.net.flowobjective.ForwardingObjective; |
| import org.onosproject.net.flowobjective.NextObjective; |
| import org.onosproject.net.flowobjective.Objective; |
| import org.onosproject.net.flowobjective.ObjectiveError; |
| import org.onosproject.net.group.DefaultGroupBucket; |
| import org.onosproject.net.group.DefaultGroupDescription; |
| import org.onosproject.net.group.DefaultGroupKey; |
| import org.onosproject.net.group.Group; |
| import org.onosproject.net.group.GroupBucket; |
| import org.onosproject.net.group.GroupBuckets; |
| import org.onosproject.net.group.GroupDescription; |
| import org.onosproject.net.group.GroupEvent; |
| import org.onosproject.net.group.GroupKey; |
| import org.onosproject.net.group.GroupListener; |
| import org.onosproject.net.group.GroupService; |
| import org.slf4j.Logger; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.TimeUnit; |
| import java.util.stream.Collectors; |
| |
| import static org.onlab.util.Tools.groupedThreads; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Driver for Centec's V350 switches. |
| */ |
| public class CentecV350Pipeline extends AbstractHandlerBehaviour implements Pipeliner { |
| |
| protected static final int PORT_VLAN_TABLE = 0; |
| protected static final int FILTER_TABLE = 1; |
| // TMAC is configured in MAC Table to redirect packets to ROUTE_TABLE. |
| protected static final int MAC_TABLE = 2; |
| protected static final int ROUTE_TABLE = 3; |
| |
| private static final long DEFAULT_METADATA = 100; |
| private static final long DEFAULT_METADATA_MASK = 0xffffffffffffffffL; |
| |
| // Priority used in PORT_VLAN Table, the only priority accepted is PORT_VLAN_TABLE_PRIORITY. |
| // The packet passed PORT+VLAN check will goto FILTER Table. |
| private static final int PORT_VLAN_TABLE_PRIORITY = 0xffff; |
| |
| // Priority used in Filter Table. |
| private static final int FILTER_TABLE_CONTROLLER_PRIORITY = 500; |
| // TMAC priority should be lower than controller. |
| private static final int FILTER_TABLE_TMAC_PRIORITY = 200; |
| private static final int FILTER_TABLE_HIGHEST_PRIORITY = 0xffff; |
| |
| // Priority used in MAC Table. |
| // We do exact matching for DMAC+metadata, so priority is ignored and required to be set to 0xffff. |
| private static final int MAC_TABLE_PRIORITY = 0xffff; |
| |
| // Priority used in Route Table. |
| // We do LPM matching in Route Table, so priority is ignored and required to be set to 0xffff. |
| private static final int ROUTE_TABLE_PRIORITY = 0xffff; |
| |
| private static final short BGP_PORT = 179; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private ServiceDirectory serviceDirectory; |
| private FlowRuleService flowRuleService; |
| private CoreService coreService; |
| private GroupService groupService; |
| private FlowObjectiveStore flowObjectiveStore; |
| private DeviceId deviceId; |
| private ApplicationId appId; |
| |
| private KryoNamespace appKryo = new KryoNamespace.Builder() |
| .register(GroupKey.class) |
| .register(DefaultGroupKey.class) |
| .register(CentecV350Group.class) |
| .register(byte[].class) |
| .build("CentecV350Pipeline"); |
| |
| private Cache<GroupKey, NextObjective> pendingGroups; |
| |
| private ScheduledExecutorService groupChecker = |
| Executors.newScheduledThreadPool(2, groupedThreads("onos/pipeliner", |
| "centec-V350-%d", log)); |
| |
| @Override |
| public void init(DeviceId deviceId, PipelinerContext context) { |
| this.serviceDirectory = context.directory(); |
| this.deviceId = deviceId; |
| |
| pendingGroups = CacheBuilder.newBuilder() |
| .expireAfterWrite(20, TimeUnit.SECONDS) |
| .removalListener((RemovalNotification<GroupKey, NextObjective> notification) -> { |
| if (notification.getCause() == RemovalCause.EXPIRED) { |
| fail(notification.getValue(), ObjectiveError.GROUPINSTALLATIONFAILED); |
| } |
| }).build(); |
| |
| groupChecker.scheduleAtFixedRate(new GroupChecker(), 0, 500, TimeUnit.MILLISECONDS); |
| |
| coreService = serviceDirectory.get(CoreService.class); |
| flowRuleService = serviceDirectory.get(FlowRuleService.class); |
| groupService = serviceDirectory.get(GroupService.class); |
| flowObjectiveStore = context.store(); |
| |
| groupService.addListener(new InnerGroupListener()); |
| |
| appId = coreService.registerApplication( |
| "org.onosproject.driver.CentecV350Pipeline"); |
| |
| initializePipeline(); |
| } |
| |
| @Override |
| public void filter(FilteringObjective filteringObjective) { |
| if (filteringObjective.type() == FilteringObjective.Type.PERMIT) { |
| processFilter(filteringObjective, |
| filteringObjective.op() == Objective.Operation.ADD, |
| filteringObjective.appId()); |
| } else { |
| fail(filteringObjective, ObjectiveError.UNSUPPORTED); |
| } |
| } |
| |
| @Override |
| public void forward(ForwardingObjective fwd) { |
| Collection<FlowRule> rules; |
| FlowRuleOperations.Builder flowBuilder = FlowRuleOperations.builder(); |
| |
| rules = processForward(fwd); |
| switch (fwd.op()) { |
| case ADD: |
| rules.stream() |
| .filter(Objects::nonNull) |
| .forEach(flowBuilder::add); |
| break; |
| case REMOVE: |
| rules.stream() |
| .filter(Objects::nonNull) |
| .forEach(flowBuilder::remove); |
| break; |
| default: |
| fail(fwd, ObjectiveError.UNKNOWN); |
| log.warn("Unknown forwarding type {}", fwd.op()); |
| } |
| |
| |
| flowRuleService.apply(flowBuilder.build(new FlowRuleOperationsContext() { |
| @Override |
| public void onSuccess(FlowRuleOperations ops) { |
| pass(fwd); |
| } |
| |
| @Override |
| public void onError(FlowRuleOperations ops) { |
| fail(fwd, ObjectiveError.FLOWINSTALLATIONFAILED); |
| } |
| })); |
| |
| } |
| |
| @Override |
| public void next(NextObjective nextObjective) { |
| switch (nextObjective.type()) { |
| case SIMPLE: |
| Collection<TrafficTreatment> treatments = nextObjective.next(); |
| if (treatments.size() == 1) { |
| TrafficTreatment treatment = treatments.iterator().next(); |
| |
| // Since we do not support strip_vlan in PORT_VLAN table, we use mod_vlan |
| // to modify the packet to desired vlan. |
| // Note: if we use push_vlan here, the switch will add a second VLAN tag to the outgoing |
| // packet, which is not what we want. |
| TrafficTreatment.Builder treatmentWithoutPushVlan = DefaultTrafficTreatment.builder(); |
| VlanId modVlanId; |
| for (Instruction ins : treatment.allInstructions()) { |
| if (ins.type() == Instruction.Type.L2MODIFICATION) { |
| L2ModificationInstruction l2ins = (L2ModificationInstruction) ins; |
| switch (l2ins.subtype()) { |
| case ETH_DST: |
| treatmentWithoutPushVlan.setEthDst( |
| ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac()); |
| break; |
| case ETH_SRC: |
| treatmentWithoutPushVlan.setEthSrc( |
| ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac()); |
| break; |
| case VLAN_ID: |
| modVlanId = ((L2ModificationInstruction.ModVlanIdInstruction) l2ins).vlanId(); |
| treatmentWithoutPushVlan.setVlanId(modVlanId); |
| break; |
| default: |
| break; |
| } |
| } else if (ins.type() == Instruction.Type.OUTPUT) { |
| //long portNum = ((Instructions.OutputInstruction) ins).port().toLong(); |
| treatmentWithoutPushVlan.add(ins); |
| } else { |
| // Ignore the vlan_pcp action since it's does matter much. |
| log.warn("Driver does not handle this type of TrafficTreatment" |
| + " instruction in nextObjectives: {}", ins.type()); |
| } |
| } |
| |
| GroupBucket bucket = |
| DefaultGroupBucket.createIndirectGroupBucket(treatmentWithoutPushVlan.build()); |
| final GroupKey key = new DefaultGroupKey(appKryo.serialize(nextObjective.id())); |
| GroupDescription groupDescription |
| = new DefaultGroupDescription(deviceId, |
| GroupDescription.Type.INDIRECT, |
| new GroupBuckets(Collections |
| .singletonList(bucket)), |
| key, |
| null, // let group service determine group id |
| nextObjective.appId()); |
| groupService.addGroup(groupDescription); |
| pendingGroups.put(key, nextObjective); |
| } |
| break; |
| case HASHED: |
| case BROADCAST: |
| case FAILOVER: |
| fail(nextObjective, ObjectiveError.UNSUPPORTED); |
| log.warn("Unsupported next objective type {}", nextObjective.type()); |
| break; |
| default: |
| fail(nextObjective, ObjectiveError.UNKNOWN); |
| log.warn("Unknown next objective type {}", nextObjective.type()); |
| } |
| |
| } |
| |
| private Collection<FlowRule> processForward(ForwardingObjective fwd) { |
| switch (fwd.flag()) { |
| case SPECIFIC: |
| return processSpecific(fwd); |
| case VERSATILE: |
| return processVersatile(fwd); |
| default: |
| fail(fwd, ObjectiveError.UNKNOWN); |
| log.warn("Unknown forwarding flag {}", fwd.flag()); |
| } |
| return Collections.emptySet(); |
| } |
| |
| private Collection<FlowRule> processVersatile(ForwardingObjective fwd) { |
| log.warn("Driver does not support versatile forwarding objective"); |
| fail(fwd, ObjectiveError.UNSUPPORTED); |
| return Collections.emptySet(); |
| } |
| |
| private Collection<FlowRule> processSpecific(ForwardingObjective fwd) { |
| log.debug("Processing specific forwarding objective"); |
| TrafficSelector selector = fwd.selector(); |
| EthTypeCriterion ethType = |
| (EthTypeCriterion) selector.getCriterion(Criterion.Type.ETH_TYPE); |
| if (ethType == null || ethType.ethType().toShort() != Ethernet.TYPE_IPV4) { |
| fail(fwd, ObjectiveError.UNSUPPORTED); |
| return Collections.emptySet(); |
| } |
| |
| // Must have metadata as key. |
| TrafficSelector filteredSelector = |
| DefaultTrafficSelector.builder() |
| .matchEthType(Ethernet.TYPE_IPV4) |
| .matchMetadata(DEFAULT_METADATA) |
| .matchIPDst( |
| ((IPCriterion) |
| selector.getCriterion(Criterion.Type.IPV4_DST)).ip()) |
| .build(); |
| |
| TrafficTreatment.Builder tb = DefaultTrafficTreatment.builder(); |
| |
| if (fwd.nextId() != null) { |
| NextGroup next = flowObjectiveStore.getNextGroup(fwd.nextId()); |
| GroupKey key = appKryo.deserialize(next.data()); |
| Group group = groupService.getGroup(deviceId, key); |
| if (group == null) { |
| log.warn("The group left!"); |
| fail(fwd, ObjectiveError.GROUPMISSING); |
| return Collections.emptySet(); |
| } |
| tb.group(group.id()); |
| } |
| |
| FlowRule.Builder ruleBuilder = DefaultFlowRule.builder() |
| .fromApp(fwd.appId()) |
| .withPriority(ROUTE_TABLE_PRIORITY) |
| .forDevice(deviceId) |
| .withSelector(filteredSelector) |
| .withTreatment(tb.build()); |
| |
| if (fwd.permanent()) { |
| ruleBuilder.makePermanent(); |
| } else { |
| ruleBuilder.makeTemporary(fwd.timeout()); |
| } |
| |
| ruleBuilder.forTable(ROUTE_TABLE); |
| |
| return Collections.singletonList(ruleBuilder.build()); |
| |
| } |
| |
| private void processFilter(FilteringObjective filt, boolean install, |
| ApplicationId applicationId) { |
| PortCriterion p; |
| if (!filt.key().equals(Criteria.dummy()) && |
| filt.key().type() == Criterion.Type.IN_PORT) { |
| p = (PortCriterion) filt.key(); |
| } else { |
| log.warn("No key defined in filtering objective from app: {}. Not" |
| + "processing filtering objective", applicationId); |
| fail(filt, ObjectiveError.UNKNOWN); |
| return; |
| } |
| |
| // Convert filtering conditions for switch-intfs into flow rules. |
| FlowRuleOperations.Builder ops = FlowRuleOperations.builder(); |
| |
| for (Criterion c : filt.conditions()) { |
| // Here we do a trick to install 2 flow rules to MAC_TABLE and ROUTE_TABLE. |
| if (c.type() == Criterion.Type.ETH_DST) { |
| EthCriterion e = (EthCriterion) c; |
| |
| // Install TMAC flow rule. |
| log.debug("adding rule for Termination MAC in Filter Table: {}", e.mac()); |
| TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| selector.matchEthDst(e.mac()); |
| // Add IPv4 matching explicitly since we will redirect it to ROUTE Table |
| // through MAC table. |
| selector.matchEthType(Ethernet.TYPE_IPV4); |
| treatment.transition(MAC_TABLE); |
| FlowRule rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .withPriority(FILTER_TABLE_TMAC_PRIORITY) |
| .fromApp(applicationId) |
| .makePermanent() |
| .forTable(FILTER_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| |
| // Must install another rule to direct the IPv4 packets that hit TMAC to |
| // Route table. |
| log.debug("adding rule for Termination MAC in MAC Table: {}", e.mac()); |
| selector = DefaultTrafficSelector.builder(); |
| treatment = DefaultTrafficTreatment.builder(); |
| selector.matchEthDst(e.mac()); |
| // MAC_Table must have metadata matching configured, use the default metadata. |
| selector.matchMetadata(DEFAULT_METADATA); |
| treatment.transition(ROUTE_TABLE); |
| rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .withPriority(MAC_TABLE_PRIORITY) |
| .fromApp(applicationId) |
| .makePermanent() |
| .forTable(MAC_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| } else if (c.type() == Criterion.Type.VLAN_VID) { |
| VlanIdCriterion v = (VlanIdCriterion) c; |
| log.debug("adding rule for VLAN: {}", v.vlanId()); |
| TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| selector.matchVlanId(v.vlanId()); |
| selector.matchInPort(p.port()); |
| // Although the accepted packets will be sent to filter table, we must |
| // explicitly set goto_table instruction here. |
| treatment.writeMetadata(DEFAULT_METADATA, DEFAULT_METADATA_MASK); |
| // set default metadata written by PORT_VLAN Table. |
| treatment.transition(FILTER_TABLE); |
| // We do not support strip vlan here, treatment.deferred().popVlan(); |
| // PORT_VLAN table only accept 0xffff priority since it does exact match only. |
| FlowRule rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .withPriority(PORT_VLAN_TABLE_PRIORITY) |
| .fromApp(applicationId) |
| .makePermanent() |
| .forTable(PORT_VLAN_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| } else if (c.type() == Criterion.Type.IPV4_DST) { |
| IPCriterion ipaddr = (IPCriterion) c; |
| log.debug("adding IP filtering rules in FILTER table: {}", ipaddr.ip()); |
| TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); |
| selector.matchEthType(Ethernet.TYPE_IPV4); |
| selector.matchIPDst(ipaddr.ip()); // router IPs to the controller |
| treatment.setOutput(PortNumber.CONTROLLER); |
| FlowRule rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .withPriority(FILTER_TABLE_CONTROLLER_PRIORITY) |
| .fromApp(applicationId) |
| .makePermanent() |
| .forTable(FILTER_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| } else { |
| log.warn("Driver does not currently process filtering condition" |
| + " of type: {}", c.type()); |
| fail(filt, ObjectiveError.UNSUPPORTED); |
| } |
| } |
| |
| // apply filtering flow rules |
| flowRuleService.apply(ops.build(new FlowRuleOperationsContext() { |
| @Override |
| public void onSuccess(FlowRuleOperations ops) { |
| pass(filt); |
| log.info("Applied filtering rules"); |
| } |
| |
| @Override |
| public void onError(FlowRuleOperations ops) { |
| fail(filt, ObjectiveError.FLOWINSTALLATIONFAILED); |
| log.info("Failed to apply filtering rules"); |
| } |
| })); |
| } |
| |
| private void pass(Objective obj) { |
| obj.context().ifPresent(context -> context.onSuccess(obj)); |
| } |
| |
| private void fail(Objective obj, ObjectiveError error) { |
| obj.context().ifPresent(context -> context.onError(obj, error)); |
| } |
| |
| private void initializePipeline() { |
| // CENTEC_V350: PORT_VLAN_TABLE->FILTER_TABLE->MAC_TABLE(TMAC)->ROUTE_TABLE. |
| processPortVlanTable(true); |
| processFilterTable(true); |
| } |
| |
| private void processPortVlanTable(boolean install) { |
| // By default the packet are dropped, need install port+vlan by some ways. |
| |
| // XXX can we add table-miss-entry to drop? Code says drops by default |
| // XXX TTP description says default goes to table1. |
| // It also says that match is only on vlan -- not port-vlan -- which one is true? |
| } |
| |
| private void processFilterTable(boolean install) { |
| TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); |
| TrafficTreatment.Builder treatment = DefaultTrafficTreatment |
| .builder(); |
| FlowRuleOperations.Builder ops = FlowRuleOperations.builder(); |
| FlowRule rule; |
| |
| // Punt ARP packets to controller by default. |
| selector.matchEthType(Ethernet.TYPE_ARP); |
| treatment.punt(); |
| rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .withPriority(FILTER_TABLE_CONTROLLER_PRIORITY) |
| .fromApp(appId) |
| .makePermanent() |
| .forTable(FILTER_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| |
| // Punt BGP packets to controller directly. |
| selector = DefaultTrafficSelector.builder(); |
| treatment = DefaultTrafficTreatment.builder(); |
| selector.matchEthType(Ethernet.TYPE_IPV4) |
| .matchIPProtocol(IPv4.PROTOCOL_TCP) |
| .matchTcpSrc(TpPort.tpPort(BGP_PORT)); |
| treatment.punt(); |
| rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withPriority(FILTER_TABLE_HIGHEST_PRIORITY) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .fromApp(appId) |
| .makePermanent() |
| .forTable(FILTER_TABLE).build(); |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| |
| selector = DefaultTrafficSelector.builder(); |
| treatment = DefaultTrafficTreatment.builder(); |
| selector.matchEthType(Ethernet.TYPE_IPV4) |
| .matchIPProtocol(IPv4.PROTOCOL_TCP) |
| .matchTcpDst(TpPort.tpPort(BGP_PORT)); |
| treatment.punt(); |
| rule = DefaultFlowRule.builder() |
| .forDevice(deviceId) |
| .withPriority(FILTER_TABLE_HIGHEST_PRIORITY) |
| .withSelector(selector.build()) |
| .withTreatment(treatment.build()) |
| .fromApp(appId) |
| .makePermanent() |
| .forTable(FILTER_TABLE).build(); |
| |
| ops = install ? ops.add(rule) : ops.remove(rule); |
| |
| // Packet will be discard in PORT_VLAN table, no need to install rule in |
| // filter table. |
| |
| // XXX does not tell me if packets are going to be dropped by default in |
| // filter table or not? TTP says it will be dropped by default |
| |
| flowRuleService.apply(ops.build(new FlowRuleOperationsContext() { |
| @Override |
| public void onSuccess(FlowRuleOperations ops) { |
| log.info("Provisioned filter table"); |
| } |
| |
| @Override |
| public void onError(FlowRuleOperations ops) { |
| log.info("Failed to provision filter table"); |
| } |
| })); |
| } |
| |
| private class InnerGroupListener implements GroupListener { |
| @Override |
| public void event(GroupEvent event) { |
| if (event.type() == GroupEvent.Type.GROUP_ADDED) { |
| GroupKey key = event.subject().appCookie(); |
| |
| NextObjective obj = pendingGroups.getIfPresent(key); |
| if (obj != null) { |
| flowObjectiveStore.putNextGroup(obj.id(), new CentecV350Group(key)); |
| pass(obj); |
| pendingGroups.invalidate(key); |
| } |
| } |
| } |
| } |
| |
| |
| private class GroupChecker implements Runnable { |
| |
| @Override |
| public void run() { |
| Set<GroupKey> keys = pendingGroups.asMap().keySet().stream() |
| .filter(key -> groupService.getGroup(deviceId, key) != null) |
| .collect(Collectors.toSet()); |
| |
| keys.forEach(key -> { |
| NextObjective obj = pendingGroups.getIfPresent(key); |
| if (obj == null) { |
| return; |
| } |
| pass(obj); |
| pendingGroups.invalidate(key); |
| log.info("Heard back from group service for group {}. " |
| + "Applying pending forwarding objectives", obj.id()); |
| flowObjectiveStore.putNextGroup(obj.id(), new CentecV350Group(key)); |
| }); |
| } |
| } |
| |
| private class CentecV350Group implements NextGroup { |
| |
| private final GroupKey key; |
| |
| public CentecV350Group(GroupKey key) { |
| this.key = key; |
| } |
| |
| @SuppressWarnings("unused") |
| public GroupKey key() { |
| return key; |
| } |
| |
| @Override |
| public byte[] data() { |
| return appKryo.serialize(key); |
| } |
| |
| } |
| |
| @Override |
| public List<String> getNextMappings(NextGroup nextGroup) { |
| // TODO Implementation deferred to vendor |
| return null; |
| } |
| } |