Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Laboratory |
| 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.openstacknetworking.impl; |
| 17 | |
| 18 | import com.google.common.base.Strings; |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.apache.felix.scr.annotations.Service; |
| 26 | import org.onosproject.core.CoreService; |
| 27 | import org.onosproject.event.ListenerRegistry; |
| 28 | import org.onosproject.openstacknetworking.api.Constants; |
| 29 | import org.onosproject.openstacknetworking.api.OpenstackNetworkAdminService; |
| 30 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 31 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
| 32 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
| 33 | import org.onosproject.openstacknetworking.api.OpenstackNetworkStore; |
| 34 | import org.onosproject.openstacknetworking.api.OpenstackNetworkStoreDelegate; |
| 35 | import org.openstack4j.model.network.Network; |
| 36 | import org.openstack4j.model.network.Port; |
| 37 | import org.openstack4j.model.network.Subnet; |
| 38 | import org.slf4j.Logger; |
| 39 | |
| 40 | import java.util.Objects; |
| 41 | import java.util.Optional; |
| 42 | import java.util.Set; |
| 43 | import java.util.stream.Collectors; |
| 44 | |
| 45 | import static com.google.common.base.Preconditions.checkArgument; |
| 46 | import static com.google.common.base.Preconditions.checkNotNull; |
| 47 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| 48 | import static org.slf4j.LoggerFactory.getLogger; |
| 49 | |
| 50 | /** |
| 51 | * Provides implementation of administering and interfacing OpenStack network, |
| 52 | * subnet, and port. |
| 53 | */ |
| 54 | @Service |
| 55 | @Component(immediate = true) |
| 56 | public class OpenstackNetworkManager |
| 57 | extends ListenerRegistry<OpenstackNetworkEvent, OpenstackNetworkListener> |
| 58 | implements OpenstackNetworkAdminService, OpenstackNetworkService { |
| 59 | |
| 60 | protected final Logger log = getLogger(getClass()); |
| 61 | |
| 62 | private static final String MSG_NETWORK = "OpenStack network %s %s"; |
| 63 | private static final String MSG_SUBNET = "OpenStack subnet %s %s"; |
| 64 | private static final String MSG_PORT = "OpenStack port %s %s"; |
| 65 | private static final String MSG_CREATED = "created"; |
| 66 | private static final String MSG_UPDATED = "updated"; |
| 67 | private static final String MSG_REMOVED = "removed"; |
| 68 | |
| 69 | private static final String ERR_NULL_NETWORK = "OpenStack network cannot be null"; |
| 70 | private static final String ERR_NULL_NETWORK_ID = "OpenStack network ID cannot be null"; |
| 71 | private static final String ERR_NULL_NETWORK_NAME = "OpenStack network name cannot be null"; |
| 72 | private static final String ERR_NULL_SUBNET = "OpenStack subnet cannot be null"; |
| 73 | private static final String ERR_NULL_SUBNET_ID = "OpenStack subnet ID cannot be null"; |
| 74 | private static final String ERR_NULL_SUBNET_NET_ID = "OpenStack subnet network ID cannot be null"; |
| 75 | private static final String ERR_NULL_SUBNET_CIDR = "OpenStack subnet CIDR cannot be null"; |
| 76 | private static final String ERR_NULL_PORT = "OpenStack port cannot be null"; |
| 77 | private static final String ERR_NULL_PORT_ID = "OpenStack port ID cannot be null"; |
| 78 | private static final String ERR_NULL_PORT_NET_ID = "OpenStack port network ID cannot be null"; |
| 79 | |
| 80 | private static final String ERR_IN_USE = " still in use"; |
| 81 | |
| 82 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 83 | protected CoreService coreService; |
| 84 | |
| 85 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 86 | protected OpenstackNetworkStore osNetworkStore; |
| 87 | |
| 88 | private final OpenstackNetworkStoreDelegate delegate = new InternalNetworkStoreDelegate(); |
| 89 | |
| 90 | @Activate |
| 91 | protected void activate() { |
| 92 | coreService.registerApplication(Constants.OPENSTACK_NETWORKING_APP_ID); |
| 93 | osNetworkStore.setDelegate(delegate); |
| 94 | log.info("Started"); |
| 95 | } |
| 96 | |
| 97 | @Deactivate |
| 98 | protected void deactivate() { |
| 99 | osNetworkStore.unsetDelegate(delegate); |
| 100 | log.info("Stopped"); |
| 101 | } |
| 102 | |
| 103 | @Override |
| 104 | public void createNetwork(Network osNet) { |
| 105 | checkNotNull(osNet, ERR_NULL_NETWORK); |
| 106 | checkArgument(!Strings.isNullOrEmpty(osNet.getId()), ERR_NULL_NETWORK_ID); |
| 107 | checkArgument(!Strings.isNullOrEmpty(osNet.getName()), ERR_NULL_NETWORK_NAME); |
| 108 | |
| 109 | osNetworkStore.createNetwork(osNet); |
| 110 | log.info(String.format(MSG_NETWORK, osNet.getName(), MSG_CREATED)); |
| 111 | } |
| 112 | |
| 113 | @Override |
| 114 | public void updateNetwork(Network osNet) { |
| 115 | checkNotNull(osNet, ERR_NULL_NETWORK); |
| 116 | checkArgument(!Strings.isNullOrEmpty(osNet.getId()), ERR_NULL_NETWORK_ID); |
| 117 | checkArgument(!Strings.isNullOrEmpty(osNet.getName()), ERR_NULL_NETWORK_NAME); |
| 118 | |
| 119 | osNetworkStore.updateNetwork(osNet); |
| 120 | log.info(String.format(MSG_NETWORK, osNet.getId(), MSG_UPDATED)); |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | public void removeNetwork(String netId) { |
| 125 | checkArgument(!Strings.isNullOrEmpty(netId), ERR_NULL_NETWORK_ID); |
| 126 | synchronized (this) { |
| 127 | if (isNetworkInUse(netId)) { |
| 128 | final String error = String.format(MSG_NETWORK, netId, ERR_IN_USE); |
| 129 | throw new IllegalStateException(error); |
| 130 | } |
| 131 | Network osNet = osNetworkStore.removeNetwork(netId); |
| 132 | if (osNet != null) { |
| 133 | log.info(String.format(MSG_NETWORK, osNet.getName(), MSG_REMOVED)); |
| 134 | } |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | @Override |
| 139 | public void createSubnet(Subnet osSubnet) { |
| 140 | checkNotNull(osSubnet, ERR_NULL_SUBNET); |
| 141 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getId()), ERR_NULL_SUBNET_ID); |
| 142 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getNetworkId()), ERR_NULL_SUBNET_NET_ID); |
| 143 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getCidr()), ERR_NULL_SUBNET_CIDR); |
| 144 | |
| 145 | osNetworkStore.createSubnet(osSubnet); |
| 146 | log.info(String.format(MSG_SUBNET, osSubnet.getCidr(), MSG_CREATED)); |
| 147 | } |
| 148 | |
| 149 | @Override |
| 150 | public void updateSubnet(Subnet osSubnet) { |
| 151 | checkNotNull(osSubnet, ERR_NULL_SUBNET); |
| 152 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getId()), ERR_NULL_SUBNET_ID); |
| 153 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getNetworkId()), ERR_NULL_SUBNET_NET_ID); |
| 154 | checkArgument(!Strings.isNullOrEmpty(osSubnet.getCidr()), ERR_NULL_SUBNET_CIDR); |
| 155 | |
| 156 | osNetworkStore.updateSubnet(osSubnet); |
| 157 | log.info(String.format(MSG_SUBNET, osSubnet.getCidr(), MSG_UPDATED)); |
| 158 | } |
| 159 | |
| 160 | @Override |
| 161 | public void removeSubnet(String subnetId) { |
| 162 | checkArgument(!Strings.isNullOrEmpty(subnetId), ERR_NULL_SUBNET_ID); |
| 163 | synchronized (this) { |
| 164 | if (isSubnetInUse(subnetId)) { |
| 165 | final String error = String.format(MSG_SUBNET, subnetId, ERR_IN_USE); |
| 166 | throw new IllegalStateException(error); |
| 167 | } |
| 168 | Subnet osSubnet = osNetworkStore.removeSubnet(subnetId); |
| 169 | if (osSubnet != null) { |
| 170 | log.info(String.format(MSG_SUBNET, osSubnet.getCidr(), MSG_REMOVED)); |
| 171 | } |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | @Override |
| 176 | public void createPort(Port osPort) { |
| 177 | checkNotNull(osPort, ERR_NULL_PORT); |
| 178 | checkArgument(!Strings.isNullOrEmpty(osPort.getId()), ERR_NULL_PORT_ID); |
| 179 | checkArgument(!Strings.isNullOrEmpty(osPort.getNetworkId()), ERR_NULL_PORT_NET_ID); |
| 180 | |
| 181 | osNetworkStore.createPort(osPort); |
| 182 | log.info(String.format(MSG_PORT, osPort.getId(), MSG_CREATED)); |
| 183 | } |
| 184 | |
| 185 | @Override |
| 186 | public void updatePort(Port osPort) { |
| 187 | checkNotNull(osPort, ERR_NULL_PORT); |
| 188 | checkArgument(!Strings.isNullOrEmpty(osPort.getId()), ERR_NULL_PORT_ID); |
| 189 | checkArgument(!Strings.isNullOrEmpty(osPort.getNetworkId()), ERR_NULL_PORT_NET_ID); |
| 190 | |
| 191 | osNetworkStore.updatePort(osPort); |
Hyunsun Moon | b7a9cd2 | 2017-02-24 11:12:53 +0900 | [diff] [blame^] | 192 | log.info(String.format(MSG_PORT, osPort.getId(), MSG_UPDATED)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 193 | } |
| 194 | |
| 195 | @Override |
| 196 | public void removePort(String portId) { |
| 197 | checkArgument(!Strings.isNullOrEmpty(portId), ERR_NULL_PORT_ID); |
| 198 | synchronized (this) { |
| 199 | if (isPortInUse(portId)) { |
| 200 | final String error = String.format(MSG_PORT, portId, ERR_IN_USE); |
| 201 | throw new IllegalStateException(error); |
| 202 | } |
| 203 | Port osPort = osNetworkStore.removePort(portId); |
| 204 | if (osPort != null) { |
Hyunsun Moon | b7a9cd2 | 2017-02-24 11:12:53 +0900 | [diff] [blame^] | 205 | log.info(String.format(MSG_PORT, osPort.getId(), MSG_REMOVED)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 206 | } |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | @Override |
| 211 | public Network network(String netId) { |
| 212 | checkArgument(!Strings.isNullOrEmpty(netId), ERR_NULL_NETWORK_ID); |
| 213 | return osNetworkStore.network(netId); |
| 214 | } |
| 215 | |
| 216 | @Override |
| 217 | public Set<Network> networks() { |
| 218 | return osNetworkStore.networks(); |
| 219 | } |
| 220 | |
| 221 | @Override |
| 222 | public Subnet subnet(String subnetId) { |
| 223 | checkArgument(!Strings.isNullOrEmpty(subnetId), ERR_NULL_SUBNET_ID); |
| 224 | return osNetworkStore.subnet(subnetId); |
| 225 | } |
| 226 | |
| 227 | @Override |
| 228 | public Set<Subnet> subnets() { |
| 229 | return osNetworkStore.subnets(); |
| 230 | } |
| 231 | |
| 232 | @Override |
| 233 | public Set<Subnet> subnets(String netId) { |
| 234 | Set<Subnet> osSubnets = osNetworkStore.subnets().stream() |
| 235 | .filter(subnet -> Objects.equals(subnet.getNetworkId(), netId)) |
| 236 | .collect(Collectors.toSet()); |
| 237 | return ImmutableSet.copyOf(osSubnets); |
| 238 | } |
| 239 | |
| 240 | @Override |
| 241 | public Port port(String portId) { |
| 242 | checkArgument(!Strings.isNullOrEmpty(portId), ERR_NULL_PORT_ID); |
| 243 | return osNetworkStore.port(portId); |
| 244 | } |
| 245 | |
| 246 | @Override |
| 247 | public Port port(org.onosproject.net.Port port) { |
| 248 | String portName = port.annotations().value(PORT_NAME); |
| 249 | if (Strings.isNullOrEmpty(portName)) { |
| 250 | return null; |
| 251 | } |
| 252 | Optional<Port> osPort = osNetworkStore.ports() |
| 253 | .stream() |
| 254 | .filter(p -> p.getId().contains(portName.substring(3))) |
| 255 | .findFirst(); |
| 256 | return osPort.isPresent() ? osPort.get() : null; |
| 257 | } |
| 258 | |
| 259 | @Override |
| 260 | public Set<Port> ports() { |
| 261 | return osNetworkStore.ports(); |
| 262 | } |
| 263 | |
| 264 | @Override |
| 265 | public Set<Port> ports(String netId) { |
| 266 | Set<Port> osPorts = osNetworkStore.ports().stream() |
| 267 | .filter(port -> Objects.equals(port.getNetworkId(), netId)) |
| 268 | .collect(Collectors.toSet()); |
| 269 | return ImmutableSet.copyOf(osPorts); |
| 270 | } |
| 271 | |
| 272 | private boolean isNetworkInUse(String netId) { |
| 273 | return !subnets(netId).isEmpty() && !ports(netId).isEmpty(); |
| 274 | } |
| 275 | |
| 276 | private boolean isSubnetInUse(String subnetId) { |
| 277 | // TODO add something if needed |
| 278 | return false; |
| 279 | } |
| 280 | |
| 281 | private boolean isPortInUse(String portId) { |
| 282 | // TODO add something if needed |
| 283 | return false; |
| 284 | } |
| 285 | |
| 286 | private class InternalNetworkStoreDelegate implements OpenstackNetworkStoreDelegate { |
| 287 | |
| 288 | @Override |
| 289 | public void notify(OpenstackNetworkEvent event) { |
| 290 | if (event != null) { |
| 291 | log.trace("send oepnstack switching event {}", event); |
| 292 | process(event); |
| 293 | } |
| 294 | } |
| 295 | } |
| 296 | } |