Jian Li | ee03959 | 2019-08-26 14:54:43 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.k8snetworking.cli; |
| 17 | |
| 18 | import com.google.common.collect.Maps; |
| 19 | import org.apache.karaf.shell.api.action.Argument; |
| 20 | import org.apache.karaf.shell.api.action.Command; |
| 21 | import org.apache.karaf.shell.api.action.Option; |
| 22 | import org.onlab.packet.IpAddress; |
| 23 | import org.onlab.packet.MacAddress; |
| 24 | import org.onosproject.cli.AbstractShellCommand; |
| 25 | import org.onosproject.k8snetworking.api.K8sIpamService; |
| 26 | import org.onosproject.k8snetworking.api.K8sNetwork; |
| 27 | import org.onosproject.k8snetworking.api.K8sNetworkService; |
| 28 | import org.onosproject.k8snetworking.api.K8sPort; |
| 29 | |
| 30 | import java.util.Map; |
| 31 | import java.util.Set; |
| 32 | |
| 33 | import static org.onlab.packet.MacAddress.ZERO; |
| 34 | |
| 35 | /** |
| 36 | * Lists kubernetes IP addresses. |
| 37 | */ |
| 38 | @Command(scope = "onos", name = "k8s-ips", |
| 39 | description = "Lists all kubernetes IP addresses") |
| 40 | public class K8sIpAddressListCommand extends AbstractShellCommand { |
| 41 | |
| 42 | private static final String FORMAT = "%-30s%-20s%-30s"; |
| 43 | |
| 44 | @Argument(index = 0, name = "networkIds", description = "Network identifiers", |
| 45 | required = false, multiValued = true) |
| 46 | private String[] networkIds = null; |
| 47 | |
| 48 | @Option(name = "-a", aliases = "--available", |
| 49 | description = "Available IP addresses", |
| 50 | required = false, multiValued = false) |
| 51 | private boolean available = false; |
| 52 | |
| 53 | @Option(name = "-r", aliases = "--reserved", |
| 54 | description = "Allocated IP addresses", |
| 55 | required = false, multiValued = false) |
| 56 | private boolean reserved = false; |
| 57 | |
| 58 | @Override |
| 59 | protected void doExecute() { |
| 60 | K8sIpamService ipamService = get(K8sIpamService.class); |
| 61 | K8sNetworkService networkService = get(K8sNetworkService.class); |
| 62 | |
| 63 | if (networkIds == null || networkIds.length == 0) { |
| 64 | networkIds = networkService.networks().stream() |
| 65 | .map(K8sNetwork::networkId).toArray(String[]::new); |
| 66 | } |
| 67 | |
| 68 | Map<String, Map<IpAddress, MacAddress>> ipMacs = Maps.newConcurrentMap(); |
| 69 | |
| 70 | if (available && reserved) { |
| 71 | error("Only one of list options (available | reserved) can be specified."); |
| 72 | return; |
| 73 | } |
| 74 | |
| 75 | if (!(available || reserved)) { |
| 76 | error("At least one of list options (available | reserved) should be specified."); |
| 77 | return; |
| 78 | } |
| 79 | |
| 80 | for (String networkId : networkIds) { |
| 81 | Map<IpAddress, MacAddress> tmpIpMacs = Maps.newConcurrentMap(); |
| 82 | if (available) { |
| 83 | ipamService.availableIps(networkId) |
| 84 | .forEach(n -> tmpIpMacs.put(n, ZERO)); |
| 85 | } |
| 86 | |
| 87 | if (reserved) { |
| 88 | Set<K8sPort> ports = networkService.ports(networkId); |
| 89 | ipamService.allocatedIps(networkId).forEach(ip -> { |
| 90 | MacAddress mac = ports.stream() |
| 91 | .filter(p -> p.ipAddress().equals(ip)) |
| 92 | .map(K8sPort::macAddress).findAny().orElse(ZERO); |
| 93 | tmpIpMacs.put(ip, mac); |
| 94 | }); |
| 95 | } |
| 96 | ipMacs.put(networkId, tmpIpMacs); |
| 97 | } |
| 98 | |
| 99 | if (ipMacs.size() > 0) { |
| 100 | print(FORMAT, "Network ID", "IP Address", "MAC Address"); |
| 101 | ipMacs.forEach((k, v) -> v.forEach((ip, mac) -> print(FORMAT, k, ip, mac))); |
| 102 | } else { |
| 103 | print("No IP addresses are available or reserved."); |
| 104 | } |
| 105 | } |
| 106 | } |