| /* |
| * Copyright 2021-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.kubevirtnetworking.cli; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Lists; |
| 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.kubevirtnetworking.api.KubevirtRouter; |
| import org.onosproject.kubevirtnetworking.api.KubevirtRouterService; |
| |
| import java.util.Comparator; |
| import java.util.List; |
| import java.util.Set; |
| |
| import static org.onosproject.kubevirtnetworking.api.Constants.CLI_FLAG_LENGTH; |
| import static org.onosproject.kubevirtnetworking.api.Constants.CLI_IP_ADDRESSES_LENGTH; |
| import static org.onosproject.kubevirtnetworking.api.Constants.CLI_IP_ADDRESS_LENGTH; |
| import static org.onosproject.kubevirtnetworking.api.Constants.CLI_MARGIN_LENGTH; |
| import static org.onosproject.kubevirtnetworking.api.Constants.CLI_NAME_LENGTH; |
| import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.genFormatString; |
| import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.prettyJson; |
| |
| /** |
| * Lists kubevirt routers. |
| */ |
| @Service |
| @Command(scope = "onos", name = "kubevirt-routers", |
| description = "Lists all kubevirt routers") |
| public class KubevirtListRouterCommand extends AbstractShellCommand { |
| |
| @Override |
| protected void doExecute() throws Exception { |
| KubevirtRouterService service = get(KubevirtRouterService.class); |
| List<KubevirtRouter> routers = Lists.newArrayList(service.routers()); |
| routers.sort(Comparator.comparing(KubevirtRouter::name)); |
| |
| String format = genFormatString(ImmutableList.of(CLI_NAME_LENGTH, |
| CLI_FLAG_LENGTH, CLI_IP_ADDRESSES_LENGTH, CLI_IP_ADDRESS_LENGTH, CLI_NAME_LENGTH)); |
| |
| if (outputJson()) { |
| print("%s", json(routers)); |
| } else { |
| print(format, "Name", "SNAT", "Internal", "External", "GatewayNode"); |
| |
| for (KubevirtRouter router : routers) { |
| Set<String> internalCidrs = router.internal(); |
| Set<String> externalIps = router.external().keySet(); |
| |
| String internal = internalCidrs.size() == 0 ? "[]" : internalCidrs.toString(); |
| String external = externalIps.size() == 0 ? "[]" : externalIps.toString(); |
| String gwNode = router.electedGateway() == null ? "N/A" : router.electedGateway(); |
| |
| print(format, StringUtils.substring(router.name(), 0, |
| CLI_NAME_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(String.valueOf(router.enableSnat()), 0, |
| CLI_FLAG_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(internal, 0, |
| CLI_IP_ADDRESSES_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(external, 0, |
| CLI_IP_ADDRESS_LENGTH - CLI_MARGIN_LENGTH), |
| StringUtils.substring(gwNode, 0, |
| CLI_NAME_LENGTH - CLI_MARGIN_LENGTH) |
| ); |
| } |
| } |
| } |
| |
| private String json(List<KubevirtRouter> routers) { |
| ObjectMapper mapper = new ObjectMapper(); |
| ArrayNode result = mapper.createArrayNode(); |
| |
| for (KubevirtRouter router : routers) { |
| result.add(jsonForEntity(router, KubevirtRouter.class)); |
| } |
| |
| return prettyJson(mapper, result.toString()); |
| } |
| } |