Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021-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.kubevirtnetworking.util; |
| 17 | |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 18 | import com.fasterxml.jackson.databind.ObjectMapper; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 19 | import com.google.common.base.Strings; |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 20 | import com.google.common.collect.ImmutableSet; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 21 | import io.fabric8.kubernetes.api.model.Pod; |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 22 | import io.fabric8.kubernetes.client.ConfigBuilder; |
| 23 | import io.fabric8.kubernetes.client.DefaultKubernetesClient; |
| 24 | import io.fabric8.kubernetes.client.KubernetesClient; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 25 | import org.apache.commons.lang.StringUtils; |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 26 | import org.apache.commons.net.util.SubnetUtils; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 27 | import org.json.JSONArray; |
| 28 | import org.json.JSONException; |
| 29 | import org.json.JSONObject; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 30 | import org.onlab.osgi.DefaultServiceDirectory; |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 31 | import org.onlab.packet.Ip4Address; |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 32 | import org.onlab.packet.IpAddress; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 33 | import org.onlab.packet.MacAddress; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 34 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 35 | import org.onosproject.kubevirtnetworking.api.DefaultKubevirtPort; |
| 36 | import org.onosproject.kubevirtnetworking.api.KubevirtNetwork; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 37 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 38 | import org.onosproject.kubevirtnetworking.api.KubevirtPort; |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 39 | import org.onosproject.kubevirtnetworking.api.KubevirtRouter; |
| 40 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterService; |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 41 | import org.onosproject.kubevirtnode.api.KubevirtApiConfig; |
| 42 | import org.onosproject.kubevirtnode.api.KubevirtApiConfigService; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 43 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 44 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame^] | 45 | import org.onosproject.kubevirtnode.api.KubevirtPhyInterface; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 46 | import org.onosproject.net.DeviceId; |
| 47 | import org.onosproject.net.Port; |
| 48 | import org.onosproject.net.PortNumber; |
| 49 | import org.onosproject.net.device.DeviceService; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 50 | import org.slf4j.Logger; |
| 51 | import org.slf4j.LoggerFactory; |
| 52 | |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 53 | import java.io.IOException; |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 54 | import java.util.Arrays; |
| 55 | import java.util.HashSet; |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 56 | import java.util.List; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 57 | import java.util.Map; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 58 | import java.util.Objects; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 59 | import java.util.Optional; |
| 60 | import java.util.Set; |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 61 | import java.util.stream.Collectors; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 62 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 63 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_TO_TENANT_PREFIX; |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 64 | import static org.onosproject.kubevirtnode.api.KubevirtNode.Type.GATEWAY; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 65 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| 66 | |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 67 | /** |
| 68 | * An utility that used in KubeVirt networking app. |
| 69 | */ |
| 70 | public final class KubevirtNetworkingUtil { |
| 71 | |
| 72 | private static final Logger log = LoggerFactory.getLogger(KubevirtNetworkingUtil.class); |
| 73 | |
| 74 | private static final int PORT_NAME_MAX_LENGTH = 15; |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 75 | private static final String COLON_SLASH = "://"; |
| 76 | private static final String COLON = ":"; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 77 | private static final String OF_PREFIX = "of:"; |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 78 | |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 79 | private static final String NETWORK_STATUS_KEY = "k8s.v1.cni.cncf.io/network-status"; |
| 80 | private static final String NAME = "name"; |
| 81 | private static final String NETWORK_PREFIX = "default/"; |
| 82 | private static final String MAC = "mac"; |
| 83 | private static final String IPS = "ips"; |
Daniel Park | babde9c | 2021-03-09 13:37:42 +0900 | [diff] [blame] | 84 | private static final String BR_INT = "br-int"; |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 85 | |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 86 | /** |
| 87 | * Prevents object installation from external. |
| 88 | */ |
| 89 | private KubevirtNetworkingUtil() { |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Obtains the boolean property value with specified property key name. |
| 94 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 95 | * @param properties a collection of properties |
| 96 | * @param name key name |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 97 | * @return mapping value |
| 98 | */ |
| 99 | public static boolean getPropertyValueAsBoolean(Set<ConfigProperty> properties, |
| 100 | String name) { |
| 101 | Optional<ConfigProperty> property = |
| 102 | properties.stream().filter(p -> p.name().equals(name)).findFirst(); |
| 103 | |
| 104 | return property.map(ConfigProperty::asBoolean).orElse(false); |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Re-structures the OVS port name. |
| 109 | * The length of OVS port name should be not large than 15. |
| 110 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 111 | * @param portName original port name |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 112 | * @return re-structured OVS port name |
| 113 | */ |
| 114 | public static String structurePortName(String portName) { |
| 115 | |
| 116 | // The size of OVS port name should not be larger than 15 |
| 117 | if (portName.length() > PORT_NAME_MAX_LENGTH) { |
| 118 | return StringUtils.substring(portName, 0, PORT_NAME_MAX_LENGTH); |
| 119 | } |
| 120 | |
| 121 | return portName; |
| 122 | } |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 123 | |
| 124 | /** |
| 125 | * Generates string format based on the given string length list. |
| 126 | * |
| 127 | * @param stringLengths a list of string lengths |
| 128 | * @return string format (e.g., %-28s%-15s%-24s%-20s%-15s) |
| 129 | */ |
| 130 | public static String genFormatString(List<Integer> stringLengths) { |
| 131 | StringBuilder fsb = new StringBuilder(); |
| 132 | stringLengths.forEach(length -> { |
| 133 | fsb.append("%-"); |
| 134 | fsb.append(length); |
| 135 | fsb.append("s"); |
| 136 | }); |
| 137 | return fsb.toString(); |
| 138 | } |
| 139 | |
| 140 | /** |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 141 | * Auto generates DPID from the given name. |
| 142 | * |
| 143 | * @param name name |
| 144 | * @return auto generated DPID |
| 145 | */ |
| 146 | public static String genDpidFromName(String name) { |
| 147 | if (name != null) { |
| 148 | String hexString = Integer.toHexString(name.hashCode()); |
| 149 | return OF_PREFIX + Strings.padStart(hexString, 16, '0'); |
| 150 | } |
| 151 | |
| 152 | return null; |
| 153 | } |
| 154 | |
| 155 | /** |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 156 | * Prints out the JSON string in pretty format. |
| 157 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 158 | * @param mapper Object mapper |
| 159 | * @param jsonString JSON string |
Jian Li | f97a07e | 2021-01-13 18:05:00 +0900 | [diff] [blame] | 160 | * @return pretty formatted JSON string |
| 161 | */ |
| 162 | public static String prettyJson(ObjectMapper mapper, String jsonString) { |
| 163 | try { |
| 164 | Object jsonObject = mapper.readValue(jsonString, Object.class); |
| 165 | return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(jsonObject); |
| 166 | } catch (IOException e) { |
| 167 | log.debug("Json string parsing exception caused by {}", e); |
| 168 | } |
| 169 | return null; |
| 170 | } |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 171 | |
| 172 | /** |
| 173 | * Obtains valid IP addresses of the given subnet. |
| 174 | * |
| 175 | * @param cidr CIDR |
| 176 | * @return set of IP addresses |
| 177 | */ |
| 178 | public static Set<IpAddress> getSubnetIps(String cidr) { |
| 179 | SubnetUtils utils = new SubnetUtils(cidr); |
| 180 | utils.setInclusiveHostCount(false); |
| 181 | SubnetUtils.SubnetInfo info = utils.getInfo(); |
| 182 | Set<String> allAddresses = |
| 183 | new HashSet<>(Arrays.asList(info.getAllAddresses())); |
| 184 | |
| 185 | if (allAddresses.size() > 2) { |
| 186 | allAddresses.remove(info.getLowAddress()); |
| 187 | allAddresses.remove(info.getHighAddress()); |
| 188 | } |
| 189 | |
| 190 | return allAddresses.stream() |
| 191 | .map(IpAddress::valueOf).collect(Collectors.toSet()); |
| 192 | } |
| 193 | |
| 194 | /** |
| 195 | * Calculate the broadcast address from given IP address and subnet prefix length. |
| 196 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 197 | * @param ipAddr IP address |
| 198 | * @param prefixLength subnet prefix length |
Jian Li | 3ba5c58 | 2021-01-14 11:30:36 +0900 | [diff] [blame] | 199 | * @return broadcast address |
| 200 | */ |
| 201 | public static String getBroadcastAddr(String ipAddr, int prefixLength) { |
| 202 | String subnet = ipAddr + "/" + prefixLength; |
| 203 | SubnetUtils utils = new SubnetUtils(subnet); |
| 204 | return utils.getInfo().getBroadcastAddress(); |
| 205 | } |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 206 | |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 207 | /** |
| 208 | * Generates endpoint URL by referring to scheme, ipAddress and port. |
| 209 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 210 | * @param scheme scheme |
| 211 | * @param ipAddress IP address |
| 212 | * @param port port number |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 213 | * @return generated endpoint URL |
| 214 | */ |
| 215 | public static String endpoint(KubevirtApiConfig.Scheme scheme, IpAddress ipAddress, int port) { |
| 216 | StringBuilder endpoint = new StringBuilder(); |
| 217 | String protocol = org.apache.commons.lang3.StringUtils.lowerCase(scheme.name()); |
| 218 | |
| 219 | endpoint.append(protocol); |
| 220 | endpoint.append(COLON_SLASH); |
| 221 | endpoint.append(ipAddress.toString()); |
| 222 | endpoint.append(COLON); |
| 223 | endpoint.append(port); |
| 224 | |
| 225 | return endpoint.toString(); |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * Generates endpoint URL by referring to scheme, ipAddress and port. |
| 230 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 231 | * @param apiConfig kubernetes API config |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 232 | * @return generated endpoint URL |
| 233 | */ |
| 234 | public static String endpoint(KubevirtApiConfig apiConfig) { |
| 235 | return endpoint(apiConfig.scheme(), apiConfig.ipAddress(), apiConfig.port()); |
| 236 | } |
| 237 | |
| 238 | /** |
| 239 | * Obtains workable kubernetes client. |
| 240 | * |
| 241 | * @param config kubernetes API config |
| 242 | * @return kubernetes client |
| 243 | */ |
| 244 | public static KubernetesClient k8sClient(KubevirtApiConfig config) { |
| 245 | if (config == null) { |
| 246 | log.warn("Kubernetes API server config is empty."); |
| 247 | return null; |
| 248 | } |
| 249 | |
| 250 | String endpoint = endpoint(config); |
| 251 | |
| 252 | ConfigBuilder configBuilder = new ConfigBuilder().withMasterUrl(endpoint); |
| 253 | |
| 254 | if (config.scheme() == KubevirtApiConfig.Scheme.HTTPS) { |
| 255 | configBuilder.withTrustCerts(true) |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 256 | .withCaCertData(config.caCertData()) |
| 257 | .withClientCertData(config.clientCertData()) |
| 258 | .withClientKeyData(config.clientKeyData()); |
| 259 | } |
| 260 | |
| 261 | return new DefaultKubernetesClient(configBuilder.build()); |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Obtains workable kubernetes client. |
| 266 | * |
| 267 | * @param service kubernetes API service |
| 268 | * @return kubernetes client |
| 269 | */ |
| 270 | public static KubernetesClient k8sClient(KubevirtApiConfigService service) { |
| 271 | KubevirtApiConfig config = service.apiConfig(); |
| 272 | if (config == null) { |
| 273 | log.error("Failed to find valid kubernetes API configuration."); |
| 274 | return null; |
| 275 | } |
| 276 | |
| 277 | KubernetesClient client = k8sClient(config); |
| 278 | |
| 279 | if (client == null) { |
| 280 | log.error("Failed to connect to kubernetes API server."); |
| 281 | return null; |
| 282 | } |
| 283 | |
| 284 | return client; |
| 285 | } |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 286 | |
| 287 | /** |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 288 | * Obtains the hex string of the given segment ID with fixed padding. |
| 289 | * |
| 290 | * @param segIdStr segment identifier string |
| 291 | * @return hex string with padding |
| 292 | */ |
| 293 | public static String segmentIdHex(String segIdStr) { |
| 294 | int segId = Integer.parseInt(segIdStr); |
| 295 | return String.format("%06x", segId).toLowerCase(); |
| 296 | } |
| 297 | |
| 298 | /** |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 299 | * Obtains the tunnel port number with the given network and node. |
| 300 | * |
| 301 | * @param network kubevirt network |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 302 | * @param node kubevirt node |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 303 | * @return tunnel port number |
| 304 | */ |
| 305 | public static PortNumber tunnelPort(KubevirtNetwork network, KubevirtNode node) { |
| 306 | switch (network.type()) { |
| 307 | case VXLAN: |
| 308 | return node.vxlanPort(); |
| 309 | case GRE: |
| 310 | return node.grePort(); |
| 311 | case GENEVE: |
| 312 | return node.genevePort(); |
| 313 | default: |
| 314 | break; |
| 315 | } |
| 316 | return null; |
| 317 | } |
| 318 | |
| 319 | /** |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 320 | * Obtains the kubevirt port from kubevirt POD. |
| 321 | * |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 322 | * @param nodeService kubevirt node service |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 323 | * @param networks set of existing kubevirt networks |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 324 | * @param pod kubevirt POD |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 325 | * @return kubevirt ports attached to the POD |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 326 | */ |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 327 | public static Set<KubevirtPort> getPorts(KubevirtNodeService nodeService, Set<KubevirtNetwork> networks, Pod pod) { |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 328 | try { |
| 329 | Map<String, String> annots = pod.getMetadata().getAnnotations(); |
Jian Li | 6e66a30 | 2021-01-21 20:30:52 +0900 | [diff] [blame] | 330 | if (annots == null) { |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 331 | return ImmutableSet.of(); |
Jian Li | 6e66a30 | 2021-01-21 20:30:52 +0900 | [diff] [blame] | 332 | } |
| 333 | |
Jian Li | 7a581b1 | 2021-02-18 14:24:32 +0900 | [diff] [blame] | 334 | if (!annots.containsKey(NETWORK_STATUS_KEY)) { |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 335 | return ImmutableSet.of(); |
Jian Li | 7a581b1 | 2021-02-18 14:24:32 +0900 | [diff] [blame] | 336 | } |
| 337 | |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 338 | String networkStatusStr = annots.get(NETWORK_STATUS_KEY); |
| 339 | |
| 340 | if (networkStatusStr == null) { |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 341 | return ImmutableSet.of(); |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 342 | } |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 343 | KubevirtPort.Builder builder = DefaultKubevirtPort.builder(); |
| 344 | |
| 345 | KubevirtNode node = nodeService.node(pod.getSpec().getNodeName()); |
| 346 | if (node != null) { |
| 347 | builder.deviceId(node.intgBridge()); |
| 348 | } |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 349 | |
| 350 | JSONArray networkStatus = new JSONArray(networkStatusStr); |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 351 | Set<KubevirtPort> ports = new HashSet<>(); |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 352 | |
| 353 | for (int i = 0; i < networkStatus.length(); i++) { |
| 354 | JSONObject object = networkStatus.getJSONObject(i); |
| 355 | String name = object.getString(NAME); |
| 356 | KubevirtNetwork network = networks.stream() |
| 357 | .filter(n -> (NETWORK_PREFIX + n.name()).equals(name)) |
| 358 | .findAny().orElse(null); |
| 359 | if (network != null) { |
| 360 | String mac = object.getString(MAC); |
| 361 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 362 | builder.macAddress(MacAddress.valueOf(mac)) |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 363 | .networkId(network.networkId()); |
| 364 | |
| 365 | if (object.has(IPS)) { |
| 366 | JSONArray ips = object.getJSONArray(IPS); |
| 367 | String ip = (String) ips.get(0); |
| 368 | builder.ipAddress(IpAddress.valueOf(ip)); |
| 369 | } |
| 370 | |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 371 | ports.add(builder.build()); |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 372 | } |
| 373 | } |
| 374 | |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 375 | return ports; |
| 376 | |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 377 | } catch (JSONException e) { |
| 378 | log.error("Failed to parse network status object", e); |
| 379 | } |
| 380 | |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 381 | return ImmutableSet.of(); |
Jian Li | ca20b71 | 2021-01-18 00:19:31 +0900 | [diff] [blame] | 382 | } |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 383 | |
| 384 | /** |
| 385 | * Obtains the tunnel bridge to tenant bridge patch port number. |
| 386 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 387 | * @param node kubevirt node |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 388 | * @param network kubevirt network |
| 389 | * @return patch port number |
| 390 | */ |
| 391 | public static PortNumber tunnelToTenantPort(KubevirtNode node, KubevirtNetwork network) { |
| 392 | if (network.segmentId() == null) { |
| 393 | return null; |
| 394 | } |
| 395 | |
| 396 | if (node.tunBridge() == null) { |
| 397 | return null; |
| 398 | } |
| 399 | |
| 400 | String tunToTenantPortName = TUNNEL_TO_TENANT_PREFIX + segmentIdHex(network.segmentId()); |
| 401 | return portNumber(node.tunBridge(), tunToTenantPortName); |
| 402 | } |
| 403 | |
| 404 | /** |
| 405 | * Obtains the tunnel port number of the given node. |
| 406 | * |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 407 | * @param node kubevirt node |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 408 | * @param network kubevirt network |
| 409 | * @return tunnel port number |
| 410 | */ |
| 411 | public static PortNumber tunnelPort(KubevirtNode node, KubevirtNetwork network) { |
| 412 | if (network.segmentId() == null) { |
| 413 | return null; |
| 414 | } |
| 415 | |
| 416 | if (node.tunBridge() == null) { |
| 417 | return null; |
| 418 | } |
| 419 | |
| 420 | switch (network.type()) { |
| 421 | case VXLAN: |
| 422 | return node.vxlanPort(); |
| 423 | case GRE: |
| 424 | return node.grePort(); |
| 425 | case GENEVE: |
| 426 | return node.genevePort(); |
| 427 | case FLAT: |
Jian Li | 2ce718e | 2021-02-17 20:42:15 +0900 | [diff] [blame] | 428 | case VLAN: |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 429 | default: |
| 430 | // do nothing |
| 431 | return null; |
| 432 | } |
| 433 | } |
| 434 | |
Jian Li | 810f58c | 2021-02-27 01:10:50 +0900 | [diff] [blame] | 435 | public static String parseResourceName(String resource) { |
| 436 | try { |
| 437 | JSONObject json = new JSONObject(resource); |
| 438 | return json.getJSONObject("metadata").getString("name"); |
| 439 | } catch (JSONException e) { |
| 440 | log.error(""); |
| 441 | } |
| 442 | return ""; |
| 443 | } |
| 444 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 445 | public static PortNumber portNumber(DeviceId deviceId, String portName) { |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 446 | DeviceService deviceService = DefaultServiceDirectory.getService(DeviceService.class); |
| 447 | Port port = deviceService.getPorts(deviceId).stream() |
| 448 | .filter(p -> p.isEnabled() && |
| 449 | Objects.equals(p.annotations().value(PORT_NAME), portName)) |
| 450 | .findAny().orElse(null); |
| 451 | return port != null ? port.number() : null; |
| 452 | } |
| 453 | |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 454 | /** |
| 455 | * Returns the gateway node for the specified kubevirt router. |
| 456 | * Among gateways, only one gateway would act as a gateway per perter. |
| 457 | * Currently gateway node is selected based on modulo operation with router hashcode. |
| 458 | * |
| 459 | * @param nodeService kubevirt node service |
| 460 | * @param router kubevirt router |
| 461 | * @return elected gateway node |
| 462 | */ |
| 463 | public static KubevirtNode gatewayNodeForSpecifiedRouter(KubevirtNodeService nodeService, |
| 464 | KubevirtRouter router) { |
| 465 | //TODO: enhance election logic for a better load balancing |
| 466 | |
| 467 | int numOfGateways = nodeService.completeNodes(GATEWAY).size(); |
| 468 | if (numOfGateways == 0) { |
| 469 | return null; |
| 470 | } |
| 471 | return (KubevirtNode) nodeService.completeNodes(GATEWAY).toArray()[router.hashCode() % numOfGateways]; |
| 472 | } |
| 473 | |
| 474 | /** |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 475 | * Returns the mac address of the router. |
| 476 | * |
| 477 | * @param router kubevirt router |
| 478 | * @return macc address of the router |
| 479 | */ |
| 480 | public static MacAddress getRouterMacAddress(KubevirtRouter router) { |
| 481 | if (router.mac() == null) { |
| 482 | log.warn("Failed to get mac address of router {}", router.name()); |
| 483 | } |
| 484 | |
| 485 | return router.mac(); |
Daniel Park | 2884b23 | 2021-03-04 18:58:47 +0900 | [diff] [blame] | 486 | } |
| 487 | |
| 488 | /** |
| 489 | * Returns the snat ip address with specified router. |
| 490 | * |
| 491 | * @param routerService router service |
| 492 | * @param internalNetworkId internal network id which is associated with the router |
| 493 | * @return snat ip address if exist, null otherwise |
| 494 | */ |
| 495 | public static IpAddress getRouterSnatIpAddress(KubevirtRouterService routerService, |
| 496 | String internalNetworkId) { |
| 497 | KubevirtRouter router = routerService.routers().stream() |
| 498 | .filter(r -> r.internal().contains(internalNetworkId)) |
| 499 | .findAny().orElse(null); |
| 500 | |
| 501 | if (router == null) { |
| 502 | return null; |
| 503 | } |
| 504 | |
| 505 | String routerSnatIp = router.external().keySet().stream().findAny().orElse(null); |
| 506 | |
| 507 | if (routerSnatIp == null) { |
| 508 | return null; |
| 509 | } |
| 510 | |
| 511 | return Ip4Address.valueOf(routerSnatIp); |
| 512 | } |
Daniel Park | babde9c | 2021-03-09 13:37:42 +0900 | [diff] [blame] | 513 | |
| 514 | /** |
| 515 | * Returns the kubevirt router with specified kubevirt port. |
| 516 | * |
| 517 | * @param routerService kubevirt router service |
| 518 | * @param kubevirtPort kubevirt port |
| 519 | * @return kubevirt router |
| 520 | */ |
| 521 | public static KubevirtRouter getRouterForKubevirtPort(KubevirtRouterService routerService, |
| 522 | KubevirtPort kubevirtPort) { |
| 523 | if (kubevirtPort.ipAddress() != null) { |
| 524 | return routerService.routers().stream() |
| 525 | .filter(r -> r.internal().contains(kubevirtPort.networkId())) |
| 526 | .findAny().orElse(null); |
| 527 | } |
| 528 | return null; |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Returns the kubevirt router with specified kubevirt network. |
| 533 | * |
| 534 | * @param routerService kubevirt router service |
| 535 | * @param kubevirtNetwork kubevirt network |
| 536 | * @return kubevirt router |
| 537 | */ |
| 538 | public static KubevirtRouter getRouterForKubevirtNetwork(KubevirtRouterService routerService, |
| 539 | KubevirtNetwork kubevirtNetwork) { |
| 540 | return routerService.routers().stream() |
| 541 | .filter(router -> router.internal().contains(kubevirtNetwork.networkId())) |
| 542 | .findAny().orElse(null); |
| 543 | } |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 544 | |
| 545 | /** |
| 546 | * Returns the external patch port number with specified gateway. |
| 547 | * |
| 548 | * @param deviceService device service |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame^] | 549 | * @param gatewayNode gateway node |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 550 | * @return external patch port number |
| 551 | */ |
| 552 | public static PortNumber externalPatchPortNum(DeviceService deviceService, KubevirtNode gatewayNode) { |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame^] | 553 | KubevirtPhyInterface intf = gatewayNode.phyIntfs().stream().findFirst().orElse(null); |
| 554 | if (intf == null) { |
| 555 | log.warn("No external interface is attached to gateway {}", gatewayNode.hostname()); |
| 556 | return null; |
| 557 | } |
| 558 | |
| 559 | String patchPortName = "int-to-" + intf.network(); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 560 | Port port = deviceService.getPorts(gatewayNode.intgBridge()).stream() |
| 561 | .filter(p -> p.isEnabled() && |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame^] | 562 | Objects.equals(p.annotations().value(PORT_NAME), patchPortName)) |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 563 | .findAny().orElse(null); |
| 564 | |
| 565 | return port != null ? port.number() : null; |
| 566 | } |
| 567 | |
| 568 | public static KubevirtNetwork getExternalNetworkByRouter(KubevirtNetworkService networkService, |
| 569 | KubevirtRouter router) { |
| 570 | String networkId = router.external().values().stream().findAny().orElse(null); |
| 571 | if (networkId == null) { |
| 572 | return null; |
| 573 | } |
| 574 | |
| 575 | return networkService.network(networkId); |
| 576 | } |
Jian Li | 4324438 | 2021-01-09 00:19:02 +0900 | [diff] [blame] | 577 | } |