Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-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.xosclient.impl; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.JsonNode; |
| 19 | import com.fasterxml.jackson.databind.ObjectMapper; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 20 | import com.google.common.base.Strings; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 21 | import com.google.common.collect.Sets; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 22 | import org.onlab.packet.IpAddress; |
| 23 | import org.onlab.packet.IpPrefix; |
| 24 | import org.onosproject.xosclient.api.OpenStackAccess; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 25 | import org.onosproject.xosclient.api.VtnServiceApi; |
| 26 | import org.onosproject.xosclient.api.XosAccess; |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 27 | import org.onosproject.xosclient.api.VtnService; |
| 28 | import org.onosproject.xosclient.api.VtnServiceId; |
| 29 | |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 30 | import org.openstack4j.api.OSClient; |
| 31 | import org.openstack4j.model.network.Network; |
| 32 | import org.openstack4j.model.network.Subnet; |
| 33 | import org.openstack4j.openstack.OSFactory; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 34 | import org.slf4j.Logger; |
| 35 | import org.slf4j.LoggerFactory; |
| 36 | |
| 37 | import java.io.IOException; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 38 | import java.util.Set; |
| 39 | |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 40 | import static com.google.common.base.Preconditions.checkNotNull; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 41 | import static com.google.common.base.Preconditions.checkArgument; |
Hyunsun Moon | f1c0346 | 2016-06-21 18:06:01 -0700 | [diff] [blame] | 42 | import static org.onosproject.xosclient.api.VtnServiceApi.NetworkType.*; |
| 43 | import static org.onosproject.xosclient.api.VtnServiceApi.ServiceType.*; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 44 | |
| 45 | /** |
| 46 | * Provides CORD VTN service and service dependency APIs. |
| 47 | */ |
| 48 | public final class DefaultVtnServiceApi extends XosApi implements VtnServiceApi { |
| 49 | |
| 50 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 51 | |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 52 | /** |
| 53 | * Default constructor. |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 54 | * |
| 55 | * @param baseUrl base url |
| 56 | * @param access xos access |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 57 | */ |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 58 | public DefaultVtnServiceApi(String baseUrl, XosAccess access) { |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 59 | super(baseUrl, access); |
| 60 | } |
| 61 | |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 62 | @Override |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 63 | public Set<VtnServiceId> services() { |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 64 | String response = restGet(EMPTY_STRING); |
| 65 | log.trace("Get services {}", response); |
| 66 | |
| 67 | ObjectMapper mapper = new ObjectMapper(); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 68 | Set<VtnServiceId> services = Sets.newHashSet(); |
| 69 | |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 70 | try { |
| 71 | JsonNode nodes = mapper.readTree(response); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 72 | nodes.fieldNames().forEachRemaining(id -> services.add(VtnServiceId.of(id))); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 73 | } catch (IOException e) { |
| 74 | log.warn("Failed to get service list"); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 75 | } |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 76 | return services; |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | @Override |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 80 | public VtnService service(VtnServiceId serviceId) { |
| 81 | // TODO implement this when XOS provides this API |
| 82 | return null; |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public Set<VtnServiceId> providerServices(VtnServiceId tServiceId) { |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 87 | checkNotNull(tServiceId); |
| 88 | |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 89 | String response = restGet(tServiceId.id()); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 90 | log.trace("Get provider services {}", response); |
| 91 | |
| 92 | ObjectMapper mapper = new ObjectMapper(); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 93 | Set<VtnServiceId> pServices = Sets.newHashSet(); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 94 | |
| 95 | try { |
| 96 | JsonNode nodes = mapper.readTree(response); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 97 | nodes.forEach(node -> pServices.add(VtnServiceId.of(node.asText()))); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 98 | } catch (IOException e) { |
| 99 | log.warn("Failed to get service dependency"); |
| 100 | } |
| 101 | return pServices; |
| 102 | } |
| 103 | |
| 104 | @Override |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 105 | public Set<VtnServiceId> tenantServices(VtnServiceId tServiceId) { |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 106 | checkNotNull(tServiceId); |
| 107 | |
| 108 | String response = restGet(EMPTY_STRING); |
| 109 | log.trace("Get tenant services {}", response); |
| 110 | |
| 111 | ObjectMapper mapper = new ObjectMapper(); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 112 | Set<VtnServiceId> tServices = Sets.newHashSet(); |
| 113 | |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 114 | try { |
| 115 | JsonNode nodes = mapper.readTree(response); |
Hyunsun Moon | 4c39663 | 2016-05-13 04:17:53 -0700 | [diff] [blame] | 116 | nodes.fields().forEachRemaining(entry -> entry.getValue().forEach( |
| 117 | pService -> { |
| 118 | if (pService.asText().equals(tServiceId.id())) { |
| 119 | tServices.add(VtnServiceId.of(entry.getKey())); |
| 120 | } |
| 121 | })); |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 122 | } catch (IOException e) { |
| 123 | log.warn("Failed to get service list"); |
| 124 | } |
| 125 | return tServices; |
| 126 | } |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 127 | |
| 128 | @Override |
| 129 | // TODO remove this when XOS provides this information |
| 130 | public VtnService service(VtnServiceId serviceId, OpenStackAccess osAccess) { |
| 131 | checkNotNull(osAccess); |
| 132 | |
| 133 | OSClient osClient = getOpenStackClient(osAccess); |
| 134 | Network osNet = osClient.networking().network().get(serviceId.id()); |
| 135 | if (osNet == null) { |
| 136 | log.warn("Failed to get OpenStack network {}", serviceId); |
| 137 | return null; |
| 138 | } |
| 139 | |
| 140 | // assumes all cord service networks has single subnet |
| 141 | Subnet osSubnet = osNet.getNeutronSubnets().stream() |
| 142 | .findFirst().orElse(null); |
| 143 | if (osSubnet == null) { |
| 144 | log.warn("Failed to get OpenStack subnet of network {}", serviceId); |
| 145 | return null; |
| 146 | } |
| 147 | |
| 148 | return new VtnService(serviceId, |
| 149 | osNet.getName(), |
| 150 | serviceType(osNet.getName()), |
| 151 | networkType(osNet.getName()), |
| 152 | Long.parseLong(osNet.getProviderSegID()), |
| 153 | IpPrefix.valueOf(osSubnet.getCidr()), |
| 154 | IpAddress.valueOf(osSubnet.getGateway()), |
| 155 | providerServices(serviceId), |
| 156 | tenantServices(serviceId)); |
| 157 | } |
| 158 | |
| 159 | // TODO remove this when XOS provides this information |
| 160 | private OSClient getOpenStackClient(OpenStackAccess osAccess) { |
| 161 | checkNotNull(osAccess); |
| 162 | |
| 163 | // creating a client every time must be inefficient, but this method |
| 164 | // will be removed once XOS provides equivalent APIs |
| 165 | return OSFactory.builder() |
| 166 | .endpoint(osAccess.endpoint()) |
| 167 | .credentials(osAccess.user(), osAccess.password()) |
| 168 | .tenantName(osAccess.tenant()) |
| 169 | .authenticate(); |
| 170 | } |
| 171 | |
| 172 | // TODO remove this when XOS provides this information |
| 173 | private NetworkType networkType(String netName) { |
| 174 | checkArgument(!Strings.isNullOrEmpty(netName)); |
| 175 | |
| 176 | String name = netName.toUpperCase(); |
Hyunsun Moon | 91ba41a | 2016-06-10 16:52:39 -0700 | [diff] [blame] | 177 | if (name.contains(PUBLIC.name())) { |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 178 | return PUBLIC; |
Hyunsun Moon | f1c0346 | 2016-06-21 18:06:01 -0700 | [diff] [blame] | 179 | } else if (name.contains(MANAGEMENT_HOSTS.name())) { |
| 180 | return MANAGEMENT_HOSTS; |
| 181 | } else if (name.contains("MANAGEMENT")) { |
| 182 | return MANAGEMENT_LOCAL; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 183 | } else { |
| 184 | return PRIVATE; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | // TODO remove this when XOS provides this information |
| 189 | private ServiceType serviceType(String netName) { |
| 190 | checkArgument(!Strings.isNullOrEmpty(netName)); |
| 191 | |
| 192 | String name = netName.toUpperCase(); |
Hyunsun Moon | 91ba41a | 2016-06-10 16:52:39 -0700 | [diff] [blame] | 193 | if (name.contains(VSG.name())) { |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 194 | return VSG; |
Hyunsun Moon | f1c0346 | 2016-06-21 18:06:01 -0700 | [diff] [blame] | 195 | } else if (name.contains(ACCESS_AGENT.name())) { |
| 196 | return ACCESS_AGENT; |
Hyunsun Moon | 91ba41a | 2016-06-10 16:52:39 -0700 | [diff] [blame] | 197 | } else if (name.contains(ServiceType.MANAGEMENT.name())) { |
| 198 | return ServiceType.MANAGEMENT; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 199 | } else { |
Hyunsun Moon | 91ba41a | 2016-06-10 16:52:39 -0700 | [diff] [blame] | 200 | return DEFAULT; |
Hyunsun Moon | e0f3e28 | 2016-05-13 18:58:35 -0700 | [diff] [blame] | 201 | } |
| 202 | } |
Hyunsun Moon | 7ad9220 | 2016-04-20 10:36:02 -0700 | [diff] [blame] | 203 | } |