Examples with NextHop org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop used on opensource projects

Example 36 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class NeutronvpnManager method checkAlarmExtraRoutes.

/**
 * This method setup or down an alarm about extra route fault.
 * When extra routes are configured, through a router, if the number of nexthops is greater than the number of
 * available RDs, then an alarm and an error is generated.<br>
 * <b>Be careful</b> the routeList could be changed.
 *
 * @param vpnId the vpnId of vpn to control.
 * @param routeList the list of router to check, it could be modified.
 */
private void checkAlarmExtraRoutes(Uuid vpnId, List<Routes> routeList) {
    if (!neutronvpnAlarm.isAlarmEnabled()) {
        LOG.debug("checkAlarmExtraRoutes is not enable for vpnId {} routeList {}", vpnId, routeList);
        return;
    }
    VpnInstance vpnInstance = neutronvpnUtils.getVpnInstance(dataBroker, vpnId);
    if (vpnInstance == null || routeList == null || routeList.isEmpty() || !neutronvpnAlarm.isAlarmEnabled()) {
        LOG.debug("checkAlarmExtraRoutes have args null as following : vpnId {} routeList {}", vpnId, routeList);
        return;
    }
    List<Routes> routesError = new ArrayList();
    for (Routes route : routeList) {
        // count  the number of nexthops for each same route.getDestingation().getValue()
        String destination = String.valueOf(route.getDestination().getValue());
        String nextHop = String.valueOf(route.getNexthop().getValue());
        List<String> nextHopList = new ArrayList();
        nextHopList.add(nextHop);
        int nbNextHops = 0;
        for (Routes routeTmp : routeList) {
            String routeDest = String.valueOf(routeTmp.getDestination().getValue());
            if (!destination.equals(routeDest)) {
                continue;
            }
            String routeNextH = String.valueOf(routeTmp.getNexthop().getValue());
            if (nextHop.equals(routeNextH)) {
                continue;
            }
            nbNextHops++;
            nextHopList.add(new String(routeTmp.getNexthop().getValue()));
        }
        final List<String> rdList = new ArrayList();
        if (vpnInstance.getIpv4Family() != null && vpnInstance.getIpv4Family().getRouteDistinguisher() != null) {
            vpnInstance.getIpv4Family().getRouteDistinguisher().stream().forEach(rd -> {
                if (rd != null) {
                    rdList.add(rd);
                }
            });
        }
        if (vpnInstance.getIpv6Family() != null && vpnInstance.getIpv6Family().getRouteDistinguisher() != null) {
            vpnInstance.getIpv6Family().getRouteDistinguisher().stream().forEach(rd -> {
                if (rd != null && !rdList.contains(rd)) {
                    rdList.add(rd);
                }
            });
        }
        // 1. VPN Instance Name
        String typeAlarm = "for vpnId: " + vpnId + " have exceeded next hops for prefixe";
        // 2. Router ID
        Uuid routerUuid = neutronvpnUtils.getRouterforVpn(vpnId);
        StringBuilder detailsAlarm = new StringBuilder("routerUuid: ");
        detailsAlarm.append(routerUuid == null ? vpnId.toString() : routerUuid.getValue());
        // 3. List of RDs associated with the VPN
        detailsAlarm.append(" List of RDs associated with the VPN: ");
        for (String s : rdList) {
            detailsAlarm.append(s);
            detailsAlarm.append(", ");
        }
        // 4. Prefix in question
        detailsAlarm.append(" for prefix: ");
        detailsAlarm.append(route.getDestination().getValue());
        // 5. List of NHs for the prefix
        detailsAlarm.append(" for nextHops: ");
        for (String s : nextHopList) {
            detailsAlarm.append(s);
            detailsAlarm.append(", ");
        }
        if (rdList.size() < nbNextHops) {
            neutronvpnAlarm.raiseNeutronvpnAlarm(typeAlarm, detailsAlarm.toString());
            LOG.error("there are too many next hops for prefixe in vpn {}", vpnId);
            routesError.add(route);
        } else {
            neutronvpnAlarm.clearNeutronvpnAlarm(typeAlarm, detailsAlarm.toString());
        }
    }
    // in routesError there are a few route raised in alarm, so they have not to be used
    routeList.removeAll(routesError);
}

Example 37 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class NeutronvpnManager method removeInterVpnRoutes.

/**
 * Removes the corresponding static routes from the specified VPN. These static routes point to an
 * InterVpnLink endpoint and the specified VPN must be the other end of the InterVpnLink.
 *
 * @param vpnName the VPN identifier
 * @param interVpnLinkRoutes The list of static routes
 * @param nexthopsXinterVpnLinks A Map with the correspondence nextHop-InterVpnLink
 */
public void removeInterVpnRoutes(Uuid vpnName, List<Routes> interVpnLinkRoutes, HashMap<String, InterVpnLink> nexthopsXinterVpnLinks) {
    for (Routes route : interVpnLinkRoutes) {
        String nexthop = String.valueOf(route.getNexthop().getValue());
        String destination = String.valueOf(route.getDestination().getValue());
        InterVpnLink interVpnLink = nexthopsXinterVpnLinks.get(nexthop);
        if (isNexthopTheOtherVpnLinkEndpoint(nexthop, vpnName.getValue(), interVpnLink)) {
            RemoveStaticRouteInput rpcInput = new RemoveStaticRouteInputBuilder().setDestination(destination).setNexthop(nexthop).setVpnInstanceName(vpnName.getValue()).build();
            ListenableFutures.addErrorLogging(JdkFutureAdapters.listenInPoolThread(vpnRpcService.removeStaticRoute(rpcInput)), LOG, "Remove VPN routes");
        } else {
            // Any other case is a fault.
            LOG.warn("route with destination {} and nexthop {} does not apply to any InterVpnLink", String.valueOf(route.getDestination().getValue()), nexthop);
            continue;
        }
    }
}

Example 38 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class OpenFlow13Provider method createEgressClassifierNextHopNoC1C2Flow.

/*
     * Egress Classifier NextHop No C1/C2 flow:
     *     Set C1/C2 accordingly
     *     Match [C1, C2] == [0, 0], Move [TunIpv4Dst, TunVnid] to [C1, C2],
     *     Move Reg0 (SFF IP) to TunIpv4Dst, and goto Egress Classifier
     *     Transport Egress table on match
     */
public Flow createEgressClassifierNextHopNoC1C2Flow(NodeId nodeId) {
    MatchBuilder match = new MatchBuilder();
    OpenFlow13Utils.addMatchNshNsc1(match, DEFAULT_NSH_CONTEXT_VALUE);
    OpenFlow13Utils.addMatchNshNsc2(match, DEFAULT_NSH_CONTEXT_VALUE);
    List<Action> actionList = new ArrayList<>();
    actionList.add(OpenFlow13Utils.createActionNxMoveReg0ToNsc1Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxMoveTunIdToNsc2Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxMoveReg6ToNsc4Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxLoadTunId(SFC_TUNNEL_ID, actionList.size()));
    InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
    OpenFlow13Utils.appendGotoTableInstruction(isb, NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE);
    String flowIdStr = EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME + nodeId.getValue();
    return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE, EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_PRIORITY, EGRESS_CLASSIFIER_NEXTHOP_COOKIE, EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME, flowIdStr, match, isb).build();
}

Example 39 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class OpenFlow13Provider method createEgressClassifierNextHopC1C2Flow.

/*
     * Egress Classifier NextHop with C1/C2 flow:
     *     Set C1/C2 accordingly
     *     MatchAny (C1, C2 already set) goto Egress Classifier
     *     Transport Egress table
     */
public Flow createEgressClassifierNextHopC1C2Flow(NodeId nodeId) {
    MatchBuilder match = new MatchBuilder();
    InstructionsBuilder isb = OpenFlow13Utils.appendGotoTableInstruction(new InstructionsBuilder(), NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE);
    String flowIdStr = EGRESS_CLASSIFIER_NEXTHOP_C1C2_FLOW_NAME + nodeId.getValue();
    return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE, EGRESS_CLASSIFIER_NEXTHOP_C1C2_PRIORITY, EGRESS_CLASSIFIER_NEXTHOP_COOKIE, EGRESS_CLASSIFIER_NEXTHOP_C1C2_FLOW_NAME, flowIdStr, match, isb).build();
}

Example 40 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project bgpcep by opendaylight.

the class BGPMessageParserMockTest method fillMessages.

/**
 * Helper method to fill messages variable.
 *
 * @param asn this parameter is passed to ASNumber constructor
 */
private static Update fillMessages(final long asn) {
    final UpdateBuilder builder = new UpdateBuilder();
    final List<Segments> asPath = Lists.newArrayList();
    asPath.add(new SegmentsBuilder().setAsSequence(Lists.newArrayList(new AsNumber(asn))).build());
    final CNextHop nextHop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(new Ipv6Address("2001:db8::1")).setLinkLocal(new Ipv6Address("fe80::c001:bff:fe7e:0")).build()).build();
    final Ipv6Prefix pref1 = new Ipv6Prefix("2001:db8:1:2::/64");
    final Ipv6Prefix pref2 = new Ipv6Prefix("2001:db8:1:1::/64");
    final Ipv6Prefix pref3 = new Ipv6Prefix("2001:db8:1::/64");
    final AttributesBuilder paBuilder = new AttributesBuilder();
    paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build());
    paBuilder.setAsPath(new AsPathBuilder().setSegments(asPath).build());
    final MpReachNlriBuilder mpReachBuilder = new MpReachNlriBuilder();
    mpReachBuilder.setAfi(Ipv6AddressFamily.class);
    mpReachBuilder.setSafi(UnicastSubsequentAddressFamily.class);
    mpReachBuilder.setCNextHop(nextHop);
    mpReachBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(Lists.newArrayList(new Ipv6PrefixesBuilder().setPrefix(pref1).build(), new Ipv6PrefixesBuilder().setPrefix(pref2).build(), new Ipv6PrefixesBuilder().setPrefix(pref3).build())).build()).build()).build());
    paBuilder.addAugmentation(Attributes1.class, new Attributes1Builder().setMpReachNlri(mpReachBuilder.build()).build());
    builder.setAttributes(paBuilder.build());
    return builder.build();
}