diff options
author | Ashlee Young <ashlee@wildernessvoice.com> | 2015-11-22 10:02:05 -0800 |
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committer | Ashlee Young <ashlee@wildernessvoice.com> | 2015-11-22 10:02:05 -0800 |
commit | 77ce3be7567bd01c66d8ee88a93b485666723501 (patch) | |
tree | 283e7f39a501750bbd705fbb91645b20198900f1 /framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java | |
parent | 00e6500d0813dcbccaaa741ef38cc1eae6d11e07 (diff) |
Removed patch path since changes have been merged upstream to a different path. Updated README with directions.
Change-Id: Ie419abd2d3d3ef7315de9f607dcd757a78190995
Signed-off-by: Ashlee Young <ashlee@wildernessvoice.com>
Diffstat (limited to 'framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java')
-rw-r--r-- | framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java | 127 |
1 files changed, 95 insertions, 32 deletions
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java index f8274038..bc3ce8c6 100644 --- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java +++ b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/RoutingRulePopulator.java @@ -55,7 +55,6 @@ import java.util.concurrent.atomic.AtomicLong; import static com.google.common.base.Preconditions.checkNotNull; public class RoutingRulePopulator { - private static final Logger log = LoggerFactory .getLogger(RoutingRulePopulator.class); @@ -105,13 +104,45 @@ public class RoutingRulePopulator { */ public void populateIpRuleForHost(DeviceId deviceId, Ip4Address hostIp, MacAddress hostMac, PortNumber outPort) { - MacAddress deviceMac; + log.debug("Populate IP table entry for host {} at {}:{}", + hostIp, deviceId, outPort); + ForwardingObjective.Builder fwdBuilder; try { - deviceMac = config.getDeviceMac(deviceId); + fwdBuilder = getForwardingObjectiveBuilder( + deviceId, hostIp, hostMac, outPort); } catch (DeviceConfigNotFoundException e) { log.warn(e.getMessage() + " Aborting populateIpRuleForHost."); return; } + srManager.flowObjectiveService. + forward(deviceId, fwdBuilder.add(new SRObjectiveContext(deviceId, + SRObjectiveContext.ObjectiveType.FORWARDING))); + rulePopulationCounter.incrementAndGet(); + } + + public void revokeIpRuleForHost(DeviceId deviceId, Ip4Address hostIp, + MacAddress hostMac, PortNumber outPort) { + log.debug("Revoke IP table entry for host {} at {}:{}", + hostIp, deviceId, outPort); + ForwardingObjective.Builder fwdBuilder; + try { + fwdBuilder = getForwardingObjectiveBuilder( + deviceId, hostIp, hostMac, outPort); + } catch (DeviceConfigNotFoundException e) { + log.warn(e.getMessage() + " Aborting revokeIpRuleForHost."); + return; + } + srManager.flowObjectiveService. + forward(deviceId, fwdBuilder.remove(new SRObjectiveContext(deviceId, + SRObjectiveContext.ObjectiveType.FORWARDING))); + } + + private ForwardingObjective.Builder getForwardingObjectiveBuilder( + DeviceId deviceId, Ip4Address hostIp, + MacAddress hostMac, PortNumber outPort) + throws DeviceConfigNotFoundException { + MacAddress deviceMac; + deviceMac = config.getDeviceMac(deviceId); TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); @@ -127,19 +158,10 @@ public class RoutingRulePopulator { TrafficTreatment treatment = tbuilder.build(); TrafficSelector selector = sbuilder.build(); - ForwardingObjective.Builder fwdBuilder = DefaultForwardingObjective - .builder().fromApp(srManager.appId).makePermanent() + return DefaultForwardingObjective.builder() + .fromApp(srManager.appId).makePermanent() .withSelector(selector).withTreatment(treatment) .withPriority(100).withFlag(ForwardingObjective.Flag.SPECIFIC); - - log.debug("Installing IPv4 forwarding objective " - + "for host {} in switch {}", hostIp, deviceId); - srManager.flowObjectiveService. - forward(deviceId, - fwdBuilder. - add(new SRObjectiveContext(deviceId, - SRObjectiveContext.ObjectiveType.FORWARDING))); - rulePopulationCounter.incrementAndGet(); } /** @@ -186,26 +208,25 @@ public class RoutingRulePopulator { } TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); - TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); - sbuilder.matchIPDst(ipPrefix); sbuilder.matchEthType(Ethernet.TYPE_IPV4); + TrafficSelector selector = sbuilder.build(); - NeighborSet ns = null; + TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); + NeighborSet ns; + TrafficTreatment treatment; // If the next hop is the same as the final destination, then MPLS label // is not set. if (nextHops.size() == 1 && nextHops.toArray()[0].equals(destSw)) { - tbuilder.deferred().decNwTtl(); + tbuilder.immediate().decNwTtl(); ns = new NeighborSet(nextHops); + treatment = tbuilder.build(); } else { - tbuilder.deferred().copyTtlOut(); ns = new NeighborSet(nextHops, segmentId); + treatment = null; } - TrafficTreatment treatment = tbuilder.build(); - TrafficSelector selector = sbuilder.build(); - if (srManager.getNextObjectiveId(deviceId, ns) <= 0) { log.warn("No next objective in {} for ns: {}", deviceId, ns); return false; @@ -216,10 +237,12 @@ public class RoutingRulePopulator { .fromApp(srManager.appId) .makePermanent() .nextStep(srManager.getNextObjectiveId(deviceId, ns)) - .withTreatment(treatment) .withSelector(selector) .withPriority(100) .withFlag(ForwardingObjective.Flag.SPECIFIC); + if (treatment != null) { + fwdBuilder.withTreatment(treatment); + } log.debug("Installing IPv4 forwarding objective " + "for router IP/subnet {} in switch {}", ipPrefix, @@ -423,8 +446,6 @@ public class RoutingRulePopulator { ? VlanId.vlanId(SegmentRoutingManager.ASSIGNED_VLAN_NO_SUBNET) : srManager.getSubnetAssignedVlanId(deviceId, portSubnet); - - FilteringObjective.Builder fob = DefaultFilteringObjective.builder(); fob.withKey(Criteria.matchInPort(port.number())) .addCondition(Criteria.matchEthDst(deviceMac)) @@ -469,14 +490,14 @@ public class RoutingRulePopulator { Set<Ip4Address> allIps = new HashSet<Ip4Address>(config.getPortIPs(deviceId)); allIps.add(routerIp); for (Ip4Address ipaddr : allIps) { - TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); - TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); - selector.matchEthType(Ethernet.TYPE_IPV4); - selector.matchIPDst(IpPrefix.valueOf(ipaddr, + TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); + TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); + sbuilder.matchEthType(Ethernet.TYPE_IPV4); + sbuilder.matchIPDst(IpPrefix.valueOf(ipaddr, IpPrefix.MAX_INET_MASK_LENGTH)); - treatment.setOutput(PortNumber.CONTROLLER); - puntIp.withSelector(selector.build()); - puntIp.withTreatment(treatment.build()); + tbuilder.setOutput(PortNumber.CONTROLLER); + puntIp.withSelector(sbuilder.build()); + puntIp.withTreatment(tbuilder.build()); puntIp.withFlag(Flag.VERSATILE) .withPriority(HIGHEST_PRIORITY) .makePermanent() @@ -489,6 +510,48 @@ public class RoutingRulePopulator { } } + /** + * Populates a forwarding objective to send packets that miss other high + * priority Bridging Table entries to a group that contains all ports of + * its subnet. + * + * Note: We assume that packets sending from the edge switches to the hosts + * have untagged VLAN. + * The VLAN tag will be popped later in the flooding group. + * + * @param deviceId switch ID to set the rules + */ + public void populateSubnetBroadcastRule(DeviceId deviceId) { + config.getSubnets(deviceId).forEach(subnet -> { + int nextId = srManager.getSubnetNextObjectiveId(deviceId, subnet); + VlanId vlanId = srManager.getSubnetAssignedVlanId(deviceId, subnet); + + /* Driver should treat objective with MacAddress.NONE as the + * subnet broadcast rule + */ + TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); + sbuilder.matchVlanId(vlanId); + sbuilder.matchEthDst(MacAddress.NONE); + + ForwardingObjective.Builder fob = DefaultForwardingObjective.builder(); + fob.withFlag(Flag.SPECIFIC) + .withSelector(sbuilder.build()) + .nextStep(nextId) + .withPriority(5) + .fromApp(srManager.appId) + .makePermanent(); + + srManager.flowObjectiveService.forward( + deviceId, + fob.add(new SRObjectiveContext( + deviceId, + SRObjectiveContext.ObjectiveType.FORWARDING) + ) + ); + }); + } + + private PortNumber selectOnePort(DeviceId srcId, Set<DeviceId> destIds) { Set<Link> links = srManager.linkService.getDeviceLinks(srcId); |