| /* |
| * Copyright 2020-present Open Networking Foundation |
| * |
| * 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.k8snetworking.impl; |
| |
| import org.glassfish.jersey.client.authentication.HttpAuthenticationFeature; |
| import org.json.JSONException; |
| import org.json.JSONObject; |
| import org.onosproject.cluster.ClusterService; |
| import org.onosproject.cluster.LeadershipService; |
| import org.onosproject.cluster.NodeId; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.k8snetworking.api.K8sNetwork; |
| import org.onosproject.k8snetworking.api.K8sNetworkService; |
| import org.onosproject.k8snode.api.K8sNode; |
| import org.onosproject.k8snode.api.K8sNodeEvent; |
| import org.onosproject.k8snode.api.K8sNodeListener; |
| import org.onosproject.k8snode.api.K8sNodeService; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| |
| import javax.ws.rs.client.Client; |
| import javax.ws.rs.client.ClientBuilder; |
| import javax.ws.rs.client.Entity; |
| import javax.ws.rs.client.WebTarget; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.util.Objects; |
| import java.util.concurrent.ExecutorService; |
| |
| import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| import static org.onlab.util.Tools.groupedThreads; |
| import static org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID; |
| import static org.onosproject.k8snetworking.impl.OsgiPropertyConstants.SERVICE_IP_CIDR_DEFAULT; |
| import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.getBclassIpPrefixFromCidr; |
| import static org.onosproject.k8snode.api.K8sApiConfig.Mode.PASSTHROUGH; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Provides kubernetes and openstack integration feature. |
| */ |
| @Component(immediate = true) |
| public class K8sOpenstackIntegrationHandler { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private static final String K8S_NODE_IP = "k8sNodeIp"; |
| private static final String OS_K8S_INT_PORT_NAME = "osK8sIntPortName"; |
| private static final String OS_K8S_EXT_PORT_NAME = "osK8sExtPortName"; |
| private static final String POD_CIDR = "podCidr"; |
| private static final String SERVICE_CIDR = "serviceCidr"; |
| private static final String POD_GW_IP = "podGwIp"; |
| private static final String K8S_INT_OS_PORT_MAC = "k8sIntOsPortMac"; |
| private static final String ONOS_PORT = "8181"; |
| private static final String OS_K8S_INTEGRATION_EP = "onos/openstacknetworking/integration/"; |
| private static final String ONOS_USERNAME = "karaf"; |
| private static final String ONOS_PASSWORD = "karaf"; |
| private static final String B_CLASS_SUFFIX = ".0.0/16"; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected ClusterService clusterService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected LeadershipService leadershipService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected K8sNodeService k8sNodeService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected K8sNetworkService k8sNetworkService; |
| |
| private final InternalK8sNodeListener k8sNodeListener = |
| new InternalK8sNodeListener(); |
| private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| |
| private ApplicationId appId; |
| private NodeId localNodeId; |
| |
| @Activate |
| protected void activate() { |
| appId = coreService.registerApplication(K8S_NETWORKING_APP_ID); |
| localNodeId = clusterService.getLocalNode().id(); |
| k8sNodeService.addListener(k8sNodeListener); |
| |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| k8sNodeService.removeListener(k8sNodeListener); |
| |
| log.info("Stopped"); |
| } |
| |
| private void setCniPtNodeRules(K8sNode k8sNode, boolean install) { |
| K8sNetwork network = k8sNetworkService.network(k8sNode.hostname()); |
| String k8sNodeIp = k8sNode.nodeIp().toString(); |
| String gatewayIp = network.gatewayIp().toString(); |
| String nodePodCidr = network.cidr(); |
| String srcPodPrefix = getBclassIpPrefixFromCidr(nodePodCidr); |
| String podCidr = srcPodPrefix + B_CLASS_SUFFIX; |
| String osK8sIntPortName = k8sNode.osToK8sIntgPatchPortName(); |
| String k8sIntOsPortMac = k8sNode.portMacByName(k8sNode.intgBridge(), |
| k8sNode.k8sIntgToOsPatchPortName()).toString(); |
| |
| String path = install ? "node/pt-install" : "node/pt-uninstall"; |
| |
| String jsonString = ""; |
| |
| try { |
| jsonString = new JSONObject() |
| .put(K8S_NODE_IP, k8sNodeIp) |
| .put(POD_GW_IP, gatewayIp) |
| .put(POD_CIDR, podCidr) |
| .put(SERVICE_CIDR, SERVICE_IP_CIDR_DEFAULT) |
| .put(OS_K8S_INT_PORT_NAME, osK8sIntPortName) |
| .put(K8S_INT_OS_PORT_MAC, k8sIntOsPortMac) |
| .toString(); |
| log.info("push integration configuration {}", jsonString); |
| } catch (JSONException e) { |
| log.error("Failed to generate JSON string"); |
| return; |
| } |
| |
| HttpAuthenticationFeature feature = |
| HttpAuthenticationFeature.basic(ONOS_USERNAME, ONOS_PASSWORD); |
| |
| final Client client = ClientBuilder.newClient(); |
| client.register(feature); |
| String host = "http://" + k8sNode.managementIp().toString() + ":" + ONOS_PORT + "/"; |
| String endpoint = host + OS_K8S_INTEGRATION_EP; |
| WebTarget wt = client.target(endpoint).path(path); |
| Response response = wt.request(MediaType.APPLICATION_JSON_TYPE) |
| .put(Entity.json(jsonString)); |
| final int status = response.getStatus(); |
| |
| if (status != 200) { |
| log.error("Failed to install/uninstall openstack k8s CNI PT rules."); |
| } |
| } |
| |
| private void setCniPtNodePortRules(K8sNode k8sNode, boolean install) { |
| String k8sNodeIp = k8sNode.nodeIp().toString(); |
| String osK8sExtPortName = k8sNode.osToK8sExtPatchPortName(); |
| |
| String path = install ? "nodeport/pt-install" : "nodeport/pt-uninstall"; |
| |
| String jsonString = ""; |
| |
| try { |
| jsonString = new JSONObject() |
| .put(K8S_NODE_IP, k8sNodeIp) |
| .put(SERVICE_CIDR, SERVICE_IP_CIDR_DEFAULT) |
| .put(OS_K8S_EXT_PORT_NAME, osK8sExtPortName) |
| .toString(); |
| log.info("push integration configuration {}", jsonString); |
| } catch (JSONException e) { |
| log.error("Failed to generate JSON string"); |
| return; |
| } |
| |
| HttpAuthenticationFeature feature = |
| HttpAuthenticationFeature.basic(ONOS_USERNAME, ONOS_PASSWORD); |
| |
| final Client client = ClientBuilder.newClient(); |
| client.register(feature); |
| String host = "http://" + k8sNode.managementIp().toString() + ":" + ONOS_PORT + "/"; |
| String endpoint = host + OS_K8S_INTEGRATION_EP; |
| WebTarget wt = client.target(endpoint).path(path); |
| Response response = wt.request(MediaType.APPLICATION_JSON_TYPE) |
| .put(Entity.json(jsonString)); |
| final int status = response.getStatus(); |
| |
| if (status != 200) { |
| log.error("Failed to install/uninstall openstack k8s CNI PT node port rules."); |
| } |
| } |
| |
| private class InternalK8sNodeListener implements K8sNodeListener { |
| |
| @Override |
| public boolean isRelevant(K8sNodeEvent event) { |
| return event.subject().mode() == PASSTHROUGH; |
| } |
| |
| private boolean isRelevantHelper() { |
| return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| } |
| |
| @Override |
| public void event(K8sNodeEvent event) { |
| switch (event.type()) { |
| case K8S_NODE_COMPLETE: |
| eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| break; |
| case K8S_NODE_OFF_BOARDED: |
| eventExecutor.execute(() -> processNodeOffboard(event.subject())); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| private void processNodeCompletion(K8sNode k8sNode) { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| setCniPtNodeRules(k8sNode, true); |
| setCniPtNodePortRules(k8sNode, true); |
| } |
| |
| private void processNodeOffboard(K8sNode k8sNode) { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| setCniPtNodeRules(k8sNode, false); |
| setCniPtNodePortRules(k8sNode, false); |
| } |
| } |
| } |