| /* |
| * Copyright 2019-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.cli; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Lists; |
| import io.fabric8.kubernetes.api.model.Endpoints; |
| import io.fabric8.kubernetes.api.model.Namespace; |
| import io.fabric8.kubernetes.api.model.Pod; |
| import io.fabric8.kubernetes.api.model.extensions.Ingress; |
| import io.fabric8.kubernetes.api.model.networking.NetworkPolicy; |
| import io.fabric8.kubernetes.client.KubernetesClient; |
| import org.apache.commons.lang.StringUtils; |
| import org.apache.karaf.shell.api.action.Command; |
| import org.apache.karaf.shell.api.action.lifecycle.Service; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.k8snetworking.api.K8sEndpointsAdminService; |
| import org.onosproject.k8snetworking.api.K8sIngressAdminService; |
| import org.onosproject.k8snetworking.api.K8sNamespaceAdminService; |
| import org.onosproject.k8snetworking.api.K8sNetworkAdminService; |
| import org.onosproject.k8snetworking.api.K8sNetworkPolicyAdminService; |
| import org.onosproject.k8snetworking.api.K8sPodAdminService; |
| import org.onosproject.k8snetworking.api.K8sServiceAdminService; |
| import org.onosproject.k8snetworking.util.K8sNetworkingUtil; |
| import org.onosproject.k8snode.api.K8sApiConfig; |
| import org.onosproject.k8snode.api.K8sApiConfigService; |
| |
| import java.util.List; |
| |
| import static org.onosproject.k8snetworking.api.Constants.CLI_CONTAINERS_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_IP_ADDRESSES_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_IP_ADDRESS_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_LABELS_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_MARGIN_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_NAMESPACE_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_NAME_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_PHASE_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_PORTS_LENGTH; |
| import static org.onosproject.k8snetworking.api.Constants.CLI_TYPES_LENGTH; |
| import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.genFormatString; |
| import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.syncPortFromPod; |
| |
| /** |
| * Synchronizes kubernetes states. |
| */ |
| @Service |
| @Command(scope = "onos", name = "k8s-sync-states", |
| description = "Synchronizes all kubernetes states") |
| public class K8sSyncStateCommand extends AbstractShellCommand { |
| |
| private static final String POD_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_NAMESPACE_LENGTH, CLI_IP_ADDRESS_LENGTH, |
| CLI_CONTAINERS_LENGTH)); |
| private static final String SERVICE_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_IP_ADDRESS_LENGTH, CLI_PORTS_LENGTH)); |
| private static final String ENDPOINTS_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_IP_ADDRESSES_LENGTH, CLI_PORTS_LENGTH)); |
| private static final String INGRESS_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_NAMESPACE_LENGTH, CLI_IP_ADDRESS_LENGTH)); |
| private static final String NETWORK_POLICY_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_NAMESPACE_LENGTH, CLI_TYPES_LENGTH)); |
| private static final String NAMESPACE_FORMAT = genFormatString(ImmutableList.of( |
| CLI_NAME_LENGTH, CLI_PHASE_LENGTH, CLI_LABELS_LENGTH)); |
| |
| @Override |
| protected void doExecute() { |
| K8sApiConfigService configService = get(K8sApiConfigService.class); |
| K8sPodAdminService podAdminService = get(K8sPodAdminService.class); |
| K8sNamespaceAdminService namespaceAdminService = |
| get(K8sNamespaceAdminService.class); |
| K8sServiceAdminService serviceAdminService = |
| get(K8sServiceAdminService.class); |
| K8sIngressAdminService ingressAdminService = |
| get(K8sIngressAdminService.class); |
| K8sEndpointsAdminService endpointsAdminService = |
| get(K8sEndpointsAdminService.class); |
| K8sNetworkAdminService networkAdminService = |
| get(K8sNetworkAdminService.class); |
| K8sNetworkPolicyAdminService networkPolicyAdminService = |
| get(K8sNetworkPolicyAdminService.class); |
| |
| K8sApiConfig config = |
| configService.apiConfigs().stream().findAny().orElse(null); |
| if (config == null) { |
| log.error("Failed to find valid kubernetes API configuration."); |
| return; |
| } |
| |
| KubernetesClient client = K8sNetworkingUtil.k8sClient(config); |
| |
| if (client == null) { |
| log.error("Failed to connect to kubernetes API server."); |
| return; |
| } |
| |
| print("\nSynchronizing kubernetes namespaces"); |
| print(NAMESPACE_FORMAT, "Name", "Phase", "Labels"); |
| client.namespaces().list().getItems().forEach(ns -> { |
| if (namespaceAdminService.namespace(ns.getMetadata().getUid()) != null) { |
| namespaceAdminService.updateNamespace(ns); |
| } else { |
| namespaceAdminService.createNamespace(ns); |
| } |
| printNamespace(ns); |
| }); |
| |
| print("Synchronizing kubernetes services"); |
| print(SERVICE_FORMAT, "Name", "Cluster IP", "Ports"); |
| client.services().inAnyNamespace().list().getItems().forEach(svc -> { |
| if (serviceAdminService.service(svc.getMetadata().getUid()) != null) { |
| serviceAdminService.updateService(svc); |
| } else { |
| serviceAdminService.createService(svc); |
| } |
| printService(svc); |
| }); |
| |
| print("\nSynchronizing kubernetes endpoints"); |
| print(ENDPOINTS_FORMAT, "Name", "IP Addresses", "Ports"); |
| client.endpoints().inAnyNamespace().list().getItems().forEach(ep -> { |
| if (endpointsAdminService.endpoints(ep.getMetadata().getUid()) != null) { |
| endpointsAdminService.updateEndpoints(ep); |
| } else { |
| endpointsAdminService.createEndpoints(ep); |
| } |
| printEndpoints(ep); |
| }); |
| |
| print("\nSynchronizing kubernetes pods"); |
| print(POD_FORMAT, "Name", "Namespace", "IP", "Containers"); |
| client.pods().inAnyNamespace().list().getItems().forEach(pod -> { |
| if (podAdminService.pod(pod.getMetadata().getUid()) != null) { |
| podAdminService.updatePod(pod); |
| } else { |
| podAdminService.createPod(pod); |
| } |
| |
| syncPortFromPod(pod, networkAdminService); |
| |
| printPod(pod); |
| }); |
| |
| print("\nSynchronizing kubernetes ingresses"); |
| print(INGRESS_FORMAT, "Name", "Namespace", "LB Addresses"); |
| client.extensions().ingresses().inAnyNamespace().list().getItems().forEach(ingress -> { |
| if (ingressAdminService.ingress(ingress.getMetadata().getUid()) != null) { |
| ingressAdminService.updateIngress(ingress); |
| } else { |
| ingressAdminService.createIngress(ingress); |
| } |
| printIngresses(ingress); |
| }); |
| |
| print("\nSynchronizing kubernetes network policies"); |
| print(NETWORK_POLICY_FORMAT, "Name", "Namespace", "Types"); |
| client.network().networkPolicies().inAnyNamespace().list().getItems().forEach(policy -> { |
| if (networkPolicyAdminService.networkPolicy(policy.getMetadata().getUid()) != null) { |
| networkPolicyAdminService.updateNetworkPolicy(policy); |
| } else { |
| networkPolicyAdminService.createNetworkPolicy(policy); |
| } |
| printNetworkPolicy(policy); |
| }); |
| } |
| |
| private void printIngresses(Ingress ingress) { |
| |
| List<String> lbIps = Lists.newArrayList(); |
| |
| ingress.getStatus().getLoadBalancer() |
| .getIngress().forEach(i -> lbIps.add(i.getIp())); |
| |
| print(INGRESS_FORMAT, |
| StringUtils.substring(ingress.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(ingress.getMetadata().getNamespace(), |
| 0, CLI_NAMESPACE_LENGTH - CLI_MARGIN_LENGTH), |
| lbIps.isEmpty() ? "" : lbIps); |
| } |
| |
| private void printEndpoints(Endpoints endpoints) { |
| List<String> ips = Lists.newArrayList(); |
| List<Integer> ports = Lists.newArrayList(); |
| |
| endpoints.getSubsets().forEach(e -> { |
| e.getAddresses().forEach(a -> ips.add(a.getIp())); |
| e.getPorts().forEach(p -> ports.add(p.getPort())); |
| }); |
| |
| print(ENDPOINTS_FORMAT, |
| StringUtils.substring(endpoints.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| ips.isEmpty() ? "" : StringUtils.substring(ips.toString(), |
| 0, CLI_IP_ADDRESSES_LENGTH - CLI_MARGIN_LENGTH), |
| ports.isEmpty() ? "" : ports); |
| } |
| |
| private void printNamespace(Namespace namespace) { |
| print(NAMESPACE_FORMAT, |
| StringUtils.substring(namespace.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| namespace.getStatus().getPhase(), |
| namespace.getMetadata() != null && |
| namespace.getMetadata().getLabels() != null && |
| !namespace.getMetadata().getLabels().isEmpty() ? |
| StringUtils.substring(namespace.getMetadata() |
| .getLabels().toString(), 0, |
| CLI_LABELS_LENGTH - CLI_MARGIN_LENGTH) : ""); |
| } |
| |
| private void printService(io.fabric8.kubernetes.api.model.Service service) { |
| |
| List<Integer> ports = Lists.newArrayList(); |
| |
| service.getSpec().getPorts().forEach(p -> ports.add(p.getPort())); |
| |
| print(SERVICE_FORMAT, |
| StringUtils.substring(service.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(service.getSpec().getClusterIP(), |
| 0, CLI_IP_ADDRESS_LENGTH - CLI_MARGIN_LENGTH), |
| ports.isEmpty() ? "" : ports); |
| } |
| |
| private void printPod(Pod pod) { |
| |
| List<String> containers = Lists.newArrayList(); |
| |
| pod.getSpec().getContainers().forEach(c -> containers.add(c.getName())); |
| |
| print(POD_FORMAT, |
| StringUtils.substring(pod.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(pod.getMetadata().getNamespace(), |
| 0, CLI_NAMESPACE_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(pod.getStatus().getPodIP(), |
| 0, CLI_IP_ADDRESS_LENGTH - CLI_MARGIN_LENGTH), |
| containers.isEmpty() ? "" : containers); |
| } |
| |
| private void printNetworkPolicy(NetworkPolicy policy) { |
| print(NETWORK_POLICY_FORMAT, |
| StringUtils.substring(policy.getMetadata().getName(), |
| 0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(policy.getMetadata().getNamespace(), |
| 0, CLI_NAMESPACE_LENGTH - CLI_MARGIN_LENGTH), |
| policy.getSpec().getPolicyTypes().isEmpty() ? |
| "" : policy.getSpec().getPolicyTypes()); |
| } |
| } |