Examples with K8sNode org.onosproject.k8snode.api.K8sNode used on opensource projects

Example 11 with K8sNode

use of org.onosproject.k8snode.api.K8sNode in project onos by opennetworkinglab.

the class K8sNodeWebResource method readNodeConfiguration.

private Set<K8sNode> readNodeConfiguration(InputStream input) {
    Set<K8sNode> nodeSet = Sets.newHashSet();
    try {
        JsonNode jsonTree = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input);
        ArrayNode nodes = (ArrayNode) jsonTree.path(NODES);
        nodes.forEach(node -> {
            try {
                ObjectNode objectNode = node.deepCopy();
                K8sNode k8sNode = codec(K8sNode.class).decode(objectNode, this);
                nodeSet.add(k8sNode);
            } catch (Exception e) {
                log.error("Exception occurred due to {}", e);
                throw new IllegalArgumentException();
            }
        });
    } catch (Exception e) {
        throw new IllegalArgumentException(e);
    }
    return nodeSet;
}

Example 12 with K8sNode

use of org.onosproject.k8snode.api.K8sNode in project onos by opennetworkinglab.

the class K8sSyncRulesCommand method syncRulesBaseForNode.

private void syncRulesBaseForNode(K8sNodeAdminService adminService, K8sNode k8sNode) {
    K8sNode updated = k8sNode.updateState(INIT);
    adminService.updateNode(updated);
    boolean result = true;
    long timeoutExpiredMs = System.currentTimeMillis() + TIMEOUT_MS;
    while (adminService.node(k8sNode.hostname()).state() != COMPLETE) {
        long waitMs = timeoutExpiredMs - System.currentTimeMillis();
        try {
            sleep(SLEEP_MS);
        } catch (InterruptedException e) {
            error("Exception caused during node synchronization...");
        }
        if (adminService.node(k8sNode.hostname()).state() == COMPLETE) {
            break;
        } else {
            adminService.updateNode(updated);
            print("Failed to synchronize flow rules, retrying...");
        }
        if (waitMs <= 0) {
            result = false;
            break;
        }
    }
    if (result) {
        print(SUCCESS_MSG, k8sNode.hostname());
    } else {
        error(FAIL_MSG, k8sNode.hostname());
    }
}

Example 13 with K8sNode

use of org.onosproject.k8snode.api.K8sNode in project onos by opennetworkinglab.

the class K8sRoutingArpHandler method processArpPacket.

private void processArpPacket(PacketContext context, Ethernet ethernet) {
    DeviceId deviceId = context.inPacket().receivedFrom().deviceId();
    if (!allK8sDevices(k8sNodeService, k8sHostService).contains(deviceId)) {
        return;
    }
    ARP arp = (ARP) ethernet.getPayload();
    if (arp.getOpCode() == ARP.OP_REPLY) {
        IpAddress spa = Ip4Address.valueOf(arp.getSenderProtocolAddress());
        MacAddress sha = MacAddress.valueOf(arp.getSenderHardwareAddress());
        log.info("ARP reply from ip: {}, mac: {}", spa, sha);
        Set<IpAddress> gatewayIps = k8sNodeService.completeNodes().stream().map(K8sNode::extGatewayIp).collect(Collectors.toSet());
        if (!gatewayIps.contains(spa)) {
            return;
        }
        log.info("ARP reply from external gateway ip: {}, mac: {}", spa, sha);
        k8sNodeService.completeNodes().stream().filter(n -> n.extGatewayMac() == null).forEach(n -> {
            K8sNode updated = n.updateExtGatewayMac(sha);
            k8sNodeService.updateNode(updated);
        });
    }
}

Example 14 with K8sNode

use of org.onosproject.k8snode.api.K8sNode in project onos by opennetworkinglab.

the class K8sSwitchingArpHandler method processArpRequest.

private void processArpRequest(PacketContext context, Ethernet ethPacket) {
    ARP arpPacket = (ARP) ethPacket.getPayload();
    K8sPort srcK8sPort = k8sNetworkService.ports().stream().filter(p -> p.macAddress().equals(ethPacket.getSourceMAC())).findAny().orElse(null);
    PortNumber srcPortNum = context.inPacket().receivedFrom().port();
    DeviceId srcDeviceId = context.inPacket().receivedFrom().deviceId();
    boolean isEntryPort = false;
    for (K8sNode node : k8sNodeService.completeNodes()) {
        if (srcDeviceId.equals(node.intgBridge()) && srcPortNum.equals(node.intgEntryPortNum())) {
            isEntryPort = true;
        }
    }
    // integration bridge entry port, we simply ignore the ARP request...
    if (srcK8sPort == null && !isEntryPort) {
        log.warn("Failed to find source port(MAC:{})", ethPacket.getSourceMAC());
        return;
    }
    IpAddress targetIp = Ip4Address.valueOf(arpPacket.getTargetProtocolAddress());
    // look up the MAC address from regular k8s ports
    MacAddress replyMac = k8sNetworkService.ports().stream().filter(p -> p.ipAddress().equals(targetIp)).map(K8sPort::macAddress).findAny().orElse(null);
    // look up the MAC address from special integration entry port (e.g., LOCAL, k8s-int-os)
    for (K8sNetwork network : k8sNetworkService.networks()) {
        if (network.gatewayIp().equals(targetIp)) {
            K8sNode node = k8sNodeService.node(network.name());
            replyMac = node.intgEntryPortMac();
        }
    }
    if (replyMac == null) {
        String cidr = k8sNetworkService.networks().stream().map(K8sNetwork::cidr).findAny().orElse(null);
        if (cidr != null) {
            String unshiftedIp = unshiftIpDomain(targetIp.toString(), SHIFTED_IP_PREFIX, cidr);
            replyMac = k8sNetworkService.ports().stream().filter(p -> p.ipAddress().equals(IpAddress.valueOf(unshiftedIp))).map(K8sPort::macAddress).findAny().orElse(null);
        }
    }
    if (replyMac == null) {
        Set<String> serviceIps = k8sServiceService.services().stream().map(s -> s.getSpec().getClusterIP()).collect(Collectors.toSet());
        if (serviceIps.contains(targetIp.toString())) {
            replyMac = MacAddress.valueOf(SERVICE_FAKE_MAC_STR);
        }
    }
    if (replyMac == null) {
        if (targetIp.toString().startsWith(NODE_IP_PREFIX)) {
            String targetIpPrefix = targetIp.toString().split("\\.")[1];
            String nodePrefix = NODE_IP_PREFIX + "." + targetIpPrefix;
            String origNodeCidr = k8sNodeService.completeNodes().stream().map(n -> n.nodeIp().toString()).findAny().orElse(null);
            if (origNodeCidr != null) {
                String origNodeIp = unshiftIpDomain(targetIp.toString(), nodePrefix, origNodeCidr);
                IpPrefix k8sNodeIpCidr = IpPrefix.valueOf(IpAddress.valueOf(origNodeCidr), 24);
                SubnetUtils k8sNodeSubnet = new SubnetUtils(k8sNodeIpCidr.toString());
                String k8sNodeGateway = getGatewayIp(k8sNodeIpCidr.toString()).toString();
                String seekIp = "";
                if (!k8sNodeSubnet.getInfo().isInRange(origNodeIp)) {
                    replyMac = extHostMacStore.asJavaMap().get(IpAddress.valueOf(k8sNodeGateway));
                    seekIp = k8sNodeGateway;
                } else {
                    replyMac = extHostMacStore.asJavaMap().get(IpAddress.valueOf(origNodeIp));
                    seekIp = origNodeIp;
                }
                // we need to manually learn their MAC addresses
                if (replyMac == null) {
                    ConnectPoint cp = context.inPacket().receivedFrom();
                    K8sNode k8sNode = k8sNodeService.node(cp.deviceId());
                    if (k8sNode != null) {
                        // we use fake IP and MAC address as a source to
                        // query destination MAC address
                        setArpRequest(MacAddress.valueOf(NODE_FAKE_MAC_STR).toBytes(), IpAddress.valueOf(NODE_FAKE_IP_STR).toOctets(), IpAddress.valueOf(seekIp).toOctets(), k8sNode);
                        context.block();
                        return;
                    }
                }
            }
        }
    }
    if (replyMac == null) {
        replyMac = MacAddress.valueOf(gatewayMac);
    }
    Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), replyMac, ethPacket);
    TrafficTreatment treatment = DefaultTrafficTreatment.builder().setOutput(context.inPacket().receivedFrom().port()).build();
    packetService.emit(new DefaultOutboundPacket(context.inPacket().receivedFrom().deviceId(), treatment, ByteBuffer.wrap(ethReply.serialize())));
    context.block();
}

Example 15 with K8sNode

use of org.onosproject.k8snode.api.K8sNode in project onos by opennetworkinglab.

the class K8sSwitchingGatewayHandler method setGatewayRule.

private void setGatewayRule(K8sNetwork k8sNetwork, boolean install) {
    for (K8sNode node : k8sNodeService.completeNodes()) {
        TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder().matchEthType(Ethernet.TYPE_IPV4).matchIPDst(IpPrefix.valueOf(k8sNetwork.gatewayIp(), HOST_PREFIX));
        TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder();
        if (node.hostname().equals(k8sNetwork.name())) {
            tBuilder.setEthDst(node.intgBridgeMac()).setOutput(node.intgEntryPortNum());
        } else {
            K8sNode localNode = k8sNodeService.node(k8sNetwork.name());
            tBuilder.setOutput(node.intgToTunPortNum());
            // install flows into tunnel bridge
            PortNumber portNum = tunnelPortNumByNetId(k8sNetwork.networkId(), k8sNetworkService, node);
            TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder().extension(buildExtension(deviceService, node.tunBridge(), localNode.dataIp().getIp4Address()), node.tunBridge()).setTunnelId(Long.valueOf(k8sNetwork.segmentId())).setOutput(portNum).build();
            k8sFlowRuleService.setRule(appId, node.tunBridge(), sBuilder.build(), treatmentToRemote, PRIORITY_GATEWAY_RULE, TUN_ENTRY_TABLE, install);
        }
        k8sFlowRuleService.setRule(appId, node.intgBridge(), sBuilder.build(), tBuilder.build(), PRIORITY_GATEWAY_RULE, ROUTING_TABLE, install);
        if (node.hostname().equals(k8sNetwork.name())) {
            sBuilder = DefaultTrafficSelector.builder().matchInPort(node.intgEntryPortNum()).matchEthType(Ethernet.TYPE_IPV4).matchIPDst(IpPrefix.valueOf(k8sNetwork.gatewayIp(), HOST_PREFIX));
            tBuilder = DefaultTrafficTreatment.builder().setOutput(node.intgToLocalPatchPortNum());
            k8sFlowRuleService.setRule(appId, node.intgBridge(), sBuilder.build(), tBuilder.build(), PRIORITY_LOCAL_BRIDGE_RULE, ROUTING_TABLE, install);
        }
    }
}