Jian Li | 8fe714d | 2021-01-11 02:35:06 +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.api; |
| 17 | |
| 18 | import com.google.common.base.MoreObjects; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 19 | import com.google.common.base.Strings; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 20 | import com.google.common.collect.ImmutableSet; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 21 | import org.onlab.osgi.DefaultServiceDirectory; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 22 | import org.onlab.packet.IpAddress; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 23 | import org.onosproject.net.DeviceId; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 24 | import org.onosproject.net.Port; |
| 25 | import org.onosproject.net.PortNumber; |
| 26 | import org.onosproject.net.device.DeviceService; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 27 | |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 28 | import java.util.HashSet; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 29 | import java.util.Objects; |
| 30 | import java.util.Set; |
| 31 | |
| 32 | import static com.google.common.base.Preconditions.checkArgument; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 33 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_TO_TENANT_PREFIX; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 34 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.FLAT; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 35 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GENEVE; |
| 36 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GRE; |
| 37 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.VXLAN; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 38 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 39 | |
| 40 | /** |
| 41 | * Default implementation class of kubevirt network. |
| 42 | */ |
| 43 | public final class DefaultKubevirtNetwork implements KubevirtNetwork { |
| 44 | |
| 45 | private static final String NOT_NULL_MSG = "Network % cannot be null"; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 46 | private static final String TENANT_BRIDGE_PREFIX = "br-int-"; |
| 47 | private static final String OF_PREFIX = "of:"; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 48 | |
| 49 | private final String networkId; |
| 50 | private final Type type; |
| 51 | private final String name; |
| 52 | private final Integer mtu; |
| 53 | private final String segmentId; |
| 54 | private final IpAddress gatewayIp; |
| 55 | private final String cidr; |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 56 | private final Set<KubevirtHostRoute> hostRoutes; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 57 | private final KubevirtIpPool ipPool; |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 58 | private final Set<IpAddress> dnses; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 59 | |
| 60 | /** |
| 61 | * Default constructor. |
| 62 | * |
| 63 | * @param networkId network identifier |
| 64 | * @param type type of network |
| 65 | * @param name network name |
| 66 | * @param mtu network MTU |
| 67 | * @param segmentId segment identifier |
| 68 | * @param gatewayIp gateway IP address |
| 69 | * @param cidr CIDR of network |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 70 | * @param hostRoutes a set of host routes |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 71 | * @param ipPool IP pool |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 72 | * @param dnses a set of DNSes |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 73 | */ |
| 74 | public DefaultKubevirtNetwork(String networkId, Type type, String name, |
| 75 | Integer mtu, String segmentId, IpAddress gatewayIp, |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 76 | String cidr, Set<KubevirtHostRoute> hostRoutes, |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 77 | KubevirtIpPool ipPool, Set<IpAddress> dnses) { |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 78 | this.networkId = networkId; |
| 79 | this.type = type; |
| 80 | this.name = name; |
| 81 | this.mtu = mtu; |
| 82 | this.segmentId = segmentId; |
| 83 | this.gatewayIp = gatewayIp; |
| 84 | this.cidr = cidr; |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 85 | this.hostRoutes = hostRoutes; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 86 | this.ipPool = ipPool; |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 87 | this.dnses = dnses; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public String networkId() { |
| 92 | return networkId; |
| 93 | } |
| 94 | |
| 95 | @Override |
| 96 | public Type type() { |
| 97 | return type; |
| 98 | } |
| 99 | |
| 100 | @Override |
| 101 | public String name() { |
| 102 | return name; |
| 103 | } |
| 104 | |
| 105 | @Override |
| 106 | public Integer mtu() { |
| 107 | return mtu; |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public String segmentId() { |
| 112 | return segmentId; |
| 113 | } |
| 114 | |
| 115 | @Override |
| 116 | public IpAddress gatewayIp() { |
| 117 | return gatewayIp; |
| 118 | } |
| 119 | |
| 120 | @Override |
| 121 | public String cidr() { |
| 122 | return cidr; |
| 123 | } |
| 124 | |
| 125 | @Override |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 126 | public Set<KubevirtHostRoute> hostRoutes() { |
Jian Li | 034820d | 2021-01-15 16:58:48 +0900 | [diff] [blame] | 127 | if (hostRoutes == null || hostRoutes.size() == 0) { |
| 128 | return ImmutableSet.of(); |
| 129 | } else { |
| 130 | return ImmutableSet.copyOf(hostRoutes); |
| 131 | } |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public KubevirtIpPool ipPool() { |
| 136 | return ipPool; |
| 137 | } |
| 138 | |
| 139 | @Override |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 140 | public Set<IpAddress> dnses() { |
| 141 | if (dnses == null || dnses.size() == 0) { |
| 142 | return ImmutableSet.of(); |
| 143 | } else { |
| 144 | return ImmutableSet.copyOf(dnses); |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | @Override |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 149 | public String tenantBridgeName() { |
| 150 | if (type == VXLAN || type == GRE || type == GENEVE) { |
| 151 | return TENANT_BRIDGE_PREFIX + segmentIdHex(segmentId); |
| 152 | } |
| 153 | return null; |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | public DeviceId tenantDeviceId(String hostname) { |
| 158 | if (type == VXLAN || type == GRE || type == GENEVE) { |
| 159 | String dpid = genDpidFromName(tenantBridgeName() + "-" + hostname); |
| 160 | if (dpid != null) { |
| 161 | return DeviceId.deviceId(dpid); |
| 162 | } |
| 163 | } |
| 164 | return null; |
| 165 | } |
| 166 | |
| 167 | @Override |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 168 | public PortNumber tunnelToTenantPort(DeviceId deviceId) { |
| 169 | String portName = TUNNEL_TO_TENANT_PREFIX + segmentIdHex(segmentId); |
| 170 | Port port = port(deviceId, portName); |
| 171 | if (port == null) { |
| 172 | return null; |
| 173 | } else { |
| 174 | return port.number(); |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | @Override |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 179 | public boolean equals(Object o) { |
| 180 | if (this == o) { |
| 181 | return true; |
| 182 | } |
| 183 | if (o == null || getClass() != o.getClass()) { |
| 184 | return false; |
| 185 | } |
| 186 | DefaultKubevirtNetwork that = (DefaultKubevirtNetwork) o; |
| 187 | return networkId.equals(that.networkId) && type == that.type && |
| 188 | name.equals(that.name) && mtu.equals(that.mtu) && |
| 189 | gatewayIp.equals(that.gatewayIp) && |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 190 | cidr.equals(that.cidr) && hostRoutes.equals(that.hostRoutes) && |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 191 | ipPool.equals(that.ipPool) && |
| 192 | dnses.equals(that.dnses); |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 193 | } |
| 194 | |
| 195 | @Override |
| 196 | public int hashCode() { |
| 197 | return Objects.hash(networkId, type, name, mtu, segmentId, gatewayIp, |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 198 | cidr, hostRoutes, ipPool, dnses); |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | @Override |
| 202 | public String toString() { |
| 203 | return MoreObjects.toStringHelper(this) |
| 204 | .add("networkId", networkId) |
| 205 | .add("type", type) |
| 206 | .add("name", name) |
| 207 | .add("mtu", mtu) |
| 208 | .add("segmentId", segmentId) |
| 209 | .add("gatewayIp", gatewayIp) |
| 210 | .add("cidr", cidr) |
Jian Li | fc0b890 | 2021-01-12 16:34:49 +0900 | [diff] [blame] | 211 | .add("hostRouts", hostRoutes) |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 212 | .add("ipPool", ipPool) |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 213 | .add("dnses", dnses) |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 214 | .toString(); |
| 215 | } |
| 216 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame^] | 217 | private Port port(DeviceId deviceId, String portName) { |
| 218 | DeviceService deviceService = DefaultServiceDirectory.getService(DeviceService.class); |
| 219 | return deviceService.getPorts(deviceId).stream() |
| 220 | .filter(p -> p.isEnabled() && |
| 221 | Objects.equals(p.annotations().value(PORT_NAME), portName)) |
| 222 | .findAny().orElse(null); |
| 223 | } |
| 224 | |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 225 | private String segmentIdHex(String segIdStr) { |
| 226 | int segId = Integer.parseInt(segIdStr); |
| 227 | return String.format("%06x", segId).toLowerCase(); |
| 228 | } |
| 229 | |
| 230 | private String genDpidFromName(String name) { |
| 231 | if (name != null) { |
| 232 | String hexString = Integer.toHexString(name.hashCode()); |
| 233 | return OF_PREFIX + Strings.padStart(hexString, 16, '0'); |
| 234 | } |
| 235 | |
| 236 | return null; |
| 237 | } |
| 238 | |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 239 | /** |
| 240 | * Returns new builder instance. |
| 241 | * |
| 242 | * @return kubevirt port builder |
| 243 | */ |
| 244 | public static Builder builder() { |
| 245 | return new Builder(); |
| 246 | } |
| 247 | |
| 248 | public static final class Builder implements KubevirtNetwork.Builder { |
| 249 | |
| 250 | private String networkId; |
| 251 | private Type type; |
| 252 | private String name; |
| 253 | private Integer mtu; |
| 254 | private String segmentId; |
| 255 | private IpAddress gatewayIp; |
| 256 | private String cidr; |
| 257 | private Set<KubevirtHostRoute> hostRouts; |
| 258 | private KubevirtIpPool ipPool; |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 259 | private Set<IpAddress> dnses; |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 260 | |
| 261 | @Override |
| 262 | public KubevirtNetwork build() { |
| 263 | checkArgument(networkId != null, NOT_NULL_MSG, "networkId"); |
| 264 | checkArgument(type != null, NOT_NULL_MSG, "type"); |
| 265 | checkArgument(name != null, NOT_NULL_MSG, "name"); |
| 266 | checkArgument(mtu != null, NOT_NULL_MSG, "mtu"); |
| 267 | checkArgument(gatewayIp != null, NOT_NULL_MSG, "gatewayIp"); |
| 268 | checkArgument(cidr != null, NOT_NULL_MSG, "cidr"); |
| 269 | checkArgument(ipPool != null, NOT_NULL_MSG, "ipPool"); |
| 270 | |
| 271 | if (type != FLAT) { |
| 272 | checkArgument(segmentId != null, NOT_NULL_MSG, "segmentId"); |
| 273 | } |
| 274 | |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 275 | if (dnses == null) { |
| 276 | dnses = new HashSet<>(); |
| 277 | } |
| 278 | |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 279 | return new DefaultKubevirtNetwork(networkId, type, name, mtu, segmentId, |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 280 | gatewayIp, cidr, hostRouts, ipPool, dnses); |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 281 | } |
| 282 | |
| 283 | @Override |
| 284 | public Builder networkId(String networkId) { |
| 285 | this.networkId = networkId; |
| 286 | return this; |
| 287 | } |
| 288 | |
| 289 | @Override |
| 290 | public Builder name(String name) { |
| 291 | this.name = name; |
| 292 | return this; |
| 293 | } |
| 294 | |
| 295 | @Override |
| 296 | public Builder type(Type type) { |
| 297 | this.type = type; |
| 298 | return this; |
| 299 | } |
| 300 | |
| 301 | @Override |
| 302 | public Builder mtu(Integer mtu) { |
| 303 | this.mtu = mtu; |
| 304 | return this; |
| 305 | } |
| 306 | |
| 307 | @Override |
| 308 | public Builder segmentId(String segmentId) { |
| 309 | this.segmentId = segmentId; |
| 310 | return this; |
| 311 | } |
| 312 | |
| 313 | @Override |
| 314 | public Builder gatewayIp(IpAddress ipAddress) { |
| 315 | this.gatewayIp = ipAddress; |
| 316 | return this; |
| 317 | } |
| 318 | |
| 319 | @Override |
| 320 | public Builder cidr(String cidr) { |
| 321 | this.cidr = cidr; |
| 322 | return this; |
| 323 | } |
| 324 | |
| 325 | @Override |
| 326 | public Builder ipPool(KubevirtIpPool ipPool) { |
| 327 | this.ipPool = ipPool; |
| 328 | return this; |
| 329 | } |
| 330 | |
| 331 | @Override |
| 332 | public Builder hostRoutes(Set<KubevirtHostRoute> hostRoutes) { |
| 333 | this.hostRouts = hostRoutes; |
| 334 | return this; |
| 335 | } |
Jian Li | 4c35a26 | 2021-02-01 20:36:45 +0900 | [diff] [blame] | 336 | |
| 337 | @Override |
| 338 | public KubevirtNetwork.Builder dnses(Set<IpAddress> dnses) { |
| 339 | this.dnses = dnses; |
| 340 | return this; |
| 341 | } |
Jian Li | 8fe714d | 2021-01-11 02:35:06 +0900 | [diff] [blame] | 342 | } |
| 343 | } |