Examples with OpenstackNode org.onosproject.openstacknode.api.OpenstackNode used on opensource projects

Example 6 with OpenstackNode

use of org.onosproject.openstacknode.api.OpenstackNode in project onos by opennetworkinglab.

the class OpenstackRoutingSnatHandler method setGatewayToInstanceDownstreamRule.

private void setGatewayToInstanceDownstreamRule(OpenstackNode gwNode, InstancePort instPort, boolean install) {
    TrafficSelector selector = DefaultTrafficSelector.builder().matchEthType(Ethernet.TYPE_IPV4).matchIPDst(IpPrefix.valueOf(instPort.ipAddress(), VM_PREFIX)).build();
    TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder().setEthDst(instPort.macAddress());
    Type netType = osNetworkAdminService.networkType(instPort.networkId());
    String segId = osNetworkAdminService.segmentId(instPort.networkId());
    switch(netType) {
        case VXLAN:
        case GRE:
        case GENEVE:
            tBuilder.setTunnelId(Long.valueOf(segId));
            break;
        case VLAN:
        default:
            final String error = String.format("%s %s", ERR_UNSUPPORTED_NET_TYPE, netType.name());
            throw new IllegalStateException(error);
    }
    OpenstackNode srcNode = osNodeService.node(instPort.deviceId());
    TrafficTreatment treatment = getDownstreamTreatment(netType, tBuilder, gwNode, srcNode);
    osFlowRuleService.setRule(appId, gwNode.intgBridge(), selector, treatment, PRIORITY_STATEFUL_SNAT_RULE, GW_COMMON_TABLE, install);
}

Example 7 with OpenstackNode

use of org.onosproject.openstacknode.api.OpenstackNode in project onos by opennetworkinglab.

the class OpenstackRoutingSnatHandler method packetOut.

private void packetOut(Ethernet ethPacketIn, DeviceId srcDevice, int patPort, IpAddress externalIp, ExternalPeerRouter externalPeerRouter) {
    IPv4 iPacket = (IPv4) ethPacketIn.getPayload();
    switch(iPacket.getProtocol()) {
        case IPv4.PROTOCOL_TCP:
            iPacket.setPayload(buildPacketOutTcp(iPacket, patPort));
            break;
        case IPv4.PROTOCOL_UDP:
            iPacket.setPayload(buildPacketOutUdp(iPacket, patPort));
            break;
        default:
            log.trace("Temporally, this method can process UDP and TCP protocol.");
            return;
    }
    iPacket.setSourceAddress(externalIp.toString());
    iPacket.resetChecksum();
    iPacket.setParent(ethPacketIn);
    ethPacketIn.setSourceMACAddress(DEFAULT_GATEWAY_MAC);
    ethPacketIn.setDestinationMACAddress(externalPeerRouter.macAddress());
    ethPacketIn.setPayload(iPacket);
    if (!externalPeerRouter.vlanId().equals(VlanId.NONE)) {
        ethPacketIn.setVlanID(externalPeerRouter.vlanId().toShort());
    }
    ethPacketIn.resetChecksum();
    OpenstackNode srcNode = osNodeService.node(srcDevice);
    if (srcNode == null) {
        final String error = String.format("Cannot find openstack node for %s", srcDevice);
        throw new IllegalStateException(error);
    }
    TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder();
    packetService.emit(new DefaultOutboundPacket(srcDevice, tBuilder.setOutput(srcNode.uplinkPortNum()).build(), ByteBuffer.wrap(ethPacketIn.serialize())));
}

Example 8 with OpenstackNode

use of org.onosproject.openstacknode.api.OpenstackNode in project onos by opennetworkinglab.

the class OpenstackSwitchingArpHandler method setArpReplyRuleForGre.

/**
 * Installs flow rules to match ARP reply packets only for GRE.
 *
 * @param port      instance port
 * @param install   installation flag
 */
private void setArpReplyRuleForGre(InstancePort port, boolean install) {
    OpenstackNode localNode = osNodeService.node(port.deviceId());
    TrafficSelector selector = getArpReplySelectorForGre(port);
    setLocalArpReplyTreatmentForGre(selector, port, install);
    setRemoteArpTreatmentForTunnel(selector, port, localNode, install);
}

Example 9 with OpenstackNode

use of org.onosproject.openstacknode.api.OpenstackNode in project onos by opennetworkinglab.

the class OpenstackSwitchingArpHandler method setFakeGatewayArpRule.

/**
 * Installs flow rules which convert ARP request packet into ARP reply
 * by adding a fake gateway MAC address as Source Hardware Address.
 *
 * @param osSubnet  openstack subnet
 * @param network   openstack network
 * @param install   flag which indicates whether to install rule or remove rule
 * @param osNode    openstack node
 */
private void setFakeGatewayArpRule(Subnet osSubnet, Network network, boolean install, OpenstackNode osNode) {
    if (ARP_BROADCAST_MODE.equals(getArpMode())) {
        Type netType = osNetworkService.networkType(network.getId());
        String gateway = osSubnet.getGateway();
        if (gateway == null) {
            return;
        }
        TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder();
        if (netType == VLAN) {
            sBuilder.matchVlanId(VlanId.vlanId(network.getProviderSegID()));
        } else if (netType == VXLAN || netType == GRE || netType == GENEVE) {
            // different networks
            if (!install) {
                long numOfDupGws = osNetworkService.subnets().stream().filter(s -> !s.getId().equals(osSubnet.getId())).filter(s -> s.getGateway() != null).filter(s -> s.getGateway().equals(osSubnet.getGateway())).count();
                if (numOfDupGws > 0) {
                    return;
                }
            }
        }
        sBuilder.matchEthType(EthType.EtherType.ARP.ethType().toShort()).matchArpOp(ARP.OP_REQUEST).matchArpTpa(Ip4Address.valueOf(gateway));
        if (osNode == null) {
            osNodeService.completeNodes(COMPUTE).forEach(n -> {
                Device device = deviceService.getDevice(n.intgBridge());
                TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder();
                if (netType == VLAN) {
                    tBuilder.popVlan();
                }
                tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()).extension(buildMoveArpShaToThaExtension(device), device.id()).extension(buildMoveArpSpaToTpaExtension(device), device.id()).setArpOp(ARP.OP_REPLY).setArpSha(MacAddress.valueOf(gatewayMac)).setArpSpa(Ip4Address.valueOf(gateway)).setEthSrc(MacAddress.valueOf(gatewayMac)).setOutput(PortNumber.IN_PORT);
                osFlowRuleService.setRule(appId, n.intgBridge(), sBuilder.build(), tBuilder.build(), PRIORITY_ARP_GATEWAY_RULE, ARP_TABLE, install);
            });
        } else {
            Device device = deviceService.getDevice(osNode.intgBridge());
            TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder();
            if (netType == VLAN) {
                tBuilder.popVlan();
            }
            tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()).extension(buildMoveArpShaToThaExtension(device), device.id()).extension(buildMoveArpSpaToTpaExtension(device), device.id()).setArpOp(ARP.OP_REPLY).setArpSha(MacAddress.valueOf(gatewayMac)).setArpSpa(Ip4Address.valueOf(gateway)).setOutput(PortNumber.IN_PORT);
            osFlowRuleService.setRule(appId, osNode.intgBridge(), sBuilder.build(), tBuilder.build(), PRIORITY_ARP_GATEWAY_RULE, ARP_TABLE, install);
        }
    }
}

Example 10 with OpenstackNode

use of org.onosproject.openstacknode.api.OpenstackNode in project onos by opennetworkinglab.

the class OpenstackSwitchingArpHandler method setArpReplyRuleForVxlan.

/**
 * Installs flow rules to match ARP reply packets only for VxLAN.
 *
 * @param port      instance port
 * @param install   installation flag
 */
private void setArpReplyRuleForVxlan(InstancePort port, boolean install) {
    OpenstackNode localNode = osNodeService.node(port.deviceId());
    TrafficSelector selector = getArpReplySelectorForVxlan(port);
    setLocalArpReplyTreatmentForVxlan(selector, port, install);
    setRemoteArpTreatmentForTunnel(selector, port, localNode, install);
}