Madan Jampani | ab7e7cd | 2016-01-14 14:02:32 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Foundation |
Madan Jampani | ab7e7cd | 2016-01-14 14:02:32 -0800 | [diff] [blame] | 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 | */ |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 16 | package org.onosproject.cluster.impl; |
| 17 | |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 18 | import org.onlab.packet.IpAddress; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 19 | import org.onlab.util.Tools; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 20 | import org.onosproject.cluster.ClusterMetadata; |
Madan Jampani | ab7e7cd | 2016-01-14 14:02:32 -0800 | [diff] [blame] | 21 | import org.onosproject.cluster.ClusterMetadataAdminService; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 22 | import org.onosproject.cluster.ClusterMetadataEvent; |
| 23 | import org.onosproject.cluster.ClusterMetadataEventListener; |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 24 | import org.onosproject.cluster.ClusterMetadataProvider; |
| 25 | import org.onosproject.cluster.ClusterMetadataProviderRegistry; |
| 26 | import org.onosproject.cluster.ClusterMetadataProviderService; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 27 | import org.onosproject.cluster.ClusterMetadataService; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 28 | import org.onosproject.cluster.ControllerNode; |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 29 | import org.onosproject.cluster.DefaultControllerNode; |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 30 | import org.onosproject.cluster.NodeId; |
| 31 | import org.onosproject.cluster.PartitionId; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 32 | import org.onosproject.event.EventDeliveryService; |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 33 | import org.onosproject.net.provider.AbstractListenerProviderRegistry; |
| 34 | import org.onosproject.net.provider.AbstractProviderService; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 35 | import org.onosproject.store.service.Versioned; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 36 | import org.osgi.service.component.annotations.Activate; |
| 37 | import org.osgi.service.component.annotations.Component; |
| 38 | import org.osgi.service.component.annotations.Deactivate; |
| 39 | import org.osgi.service.component.annotations.Reference; |
| 40 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 41 | import org.slf4j.Logger; |
| 42 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 43 | import java.net.Inet4Address; |
| 44 | import java.net.InetAddress; |
| 45 | import java.net.MalformedURLException; |
| 46 | import java.net.NetworkInterface; |
| 47 | import java.net.SocketException; |
| 48 | import java.net.URL; |
| 49 | import java.net.UnknownHostException; |
| 50 | import java.util.Enumeration; |
| 51 | |
Heedo Kang | 4a47a30 | 2016-02-29 17:40:23 +0900 | [diff] [blame] | 52 | import static com.google.common.base.Preconditions.checkNotNull; |
| 53 | import static org.onosproject.security.AppGuard.checkPermission; |
| 54 | import static org.onosproject.security.AppPermission.Type.CLUSTER_READ; |
| 55 | import static org.slf4j.LoggerFactory.getLogger; |
| 56 | |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 57 | /** |
| 58 | * Implementation of ClusterMetadataService. |
| 59 | */ |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 60 | @Component(immediate = true, service = {ClusterMetadataService.class, ClusterMetadataAdminService.class, ClusterMetadataProviderRegistry.class}) |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 61 | public class ClusterMetadataManager |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 62 | extends AbstractListenerProviderRegistry<ClusterMetadataEvent, |
| 63 | ClusterMetadataEventListener, |
| 64 | ClusterMetadataProvider, |
| 65 | ClusterMetadataProviderService> |
| 66 | implements ClusterMetadataService, ClusterMetadataAdminService, ClusterMetadataProviderRegistry { |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 67 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 68 | private static final int MAX_WAIT_TRIES = 600; |
| 69 | private static final int MAX_WAIT_MS = 100; |
| 70 | |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 71 | private final Logger log = getLogger(getClass()); |
Madan Jampani | ab7e7cd | 2016-01-14 14:02:32 -0800 | [diff] [blame] | 72 | private ControllerNode localNode; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 73 | |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 74 | @Activate |
| 75 | public void activate() { |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 76 | // FIXME: Need to ensure all cluster metadata providers are registered before we activate |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 77 | eventDispatcher.addSink(ClusterMetadataEvent.class, listenerRegistry); |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 78 | log.info("Started"); |
| 79 | } |
| 80 | |
| 81 | @Deactivate |
| 82 | public void deactivate() { |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 83 | eventDispatcher.removeSink(ClusterMetadataEvent.class); |
| 84 | log.info("Stopped"); |
| 85 | } |
| 86 | |
| 87 | @Override |
| 88 | public ClusterMetadata getClusterMetadata() { |
Heedo Kang | 4a47a30 | 2016-02-29 17:40:23 +0900 | [diff] [blame] | 89 | checkPermission(CLUSTER_READ); |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 90 | waitForAvailableProvider(); |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 91 | Versioned<ClusterMetadata> metadata = getProvider().getClusterMetadata(); |
| 92 | return metadata.value(); |
| 93 | } |
| 94 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 95 | // FIXME: Temporary hack to navigate around bootstrap timing issue |
| 96 | private void waitForAvailableProvider() { |
| 97 | for (int i = 0; i < MAX_WAIT_TRIES && getProvider() == null; i++) { |
| 98 | Tools.delay(MAX_WAIT_MS); |
| 99 | } |
| 100 | if (getProvider() == null) { |
| 101 | log.error("Unable to find cluster metadata provider"); |
| 102 | throw new IllegalStateException("Unable to find cluster metadata provider"); |
| 103 | } |
| 104 | } |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 105 | |
| 106 | @Override |
| 107 | protected ClusterMetadataProviderService createProviderService( |
| 108 | ClusterMetadataProvider provider) { |
Heedo Kang | 4a47a30 | 2016-02-29 17:40:23 +0900 | [diff] [blame] | 109 | checkPermission(CLUSTER_READ); |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 110 | return new InternalClusterMetadataProviderService(provider); |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | @Override |
| 114 | public ControllerNode getLocalNode() { |
Heedo Kang | 4a47a30 | 2016-02-29 17:40:23 +0900 | [diff] [blame] | 115 | checkPermission(CLUSTER_READ); |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 116 | if (localNode == null) { |
Jordan Halterman | 19c123a | 2018-07-30 13:57:19 -0700 | [diff] [blame] | 117 | ClusterMetadata metadata = getProvider().getClusterMetadata().value(); |
| 118 | ControllerNode localNode = metadata.getLocalNode(); |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 119 | try { |
| 120 | if (localNode != null) { |
| 121 | this.localNode = new DefaultControllerNode( |
| 122 | localNode.id(), |
| 123 | localNode.ip() != null ? localNode.ip() : findLocalIp(), |
| 124 | localNode.tcpPort()); |
| 125 | } else { |
| 126 | IpAddress ip = findLocalIp(); |
Jordan Halterman | 19c123a | 2018-07-30 13:57:19 -0700 | [diff] [blame] | 127 | localNode = metadata.getControllerNodes().stream() |
| 128 | .filter(node -> node.ip().equals(ip)) |
| 129 | .findFirst() |
| 130 | .orElse(null); |
| 131 | if (localNode != null) { |
| 132 | this.localNode = localNode; |
| 133 | } else { |
| 134 | this.localNode = new DefaultControllerNode(NodeId.nodeId(ip.toString()), ip); |
| 135 | } |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 136 | } |
| 137 | } catch (SocketException e) { |
| 138 | throw new IllegalStateException(e); |
| 139 | } |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 140 | } |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 141 | return localNode; |
| 142 | } |
| 143 | |
| 144 | @Override |
| 145 | public void setClusterMetadata(ClusterMetadata metadata) { |
| 146 | checkNotNull(metadata, "Cluster metadata cannot be null"); |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 147 | ClusterMetadataProvider primaryProvider = getPrimaryProvider(); |
| 148 | if (primaryProvider == null) { |
| 149 | throw new IllegalStateException("Missing primary provider. Cannot update cluster metadata"); |
| 150 | } |
| 151 | primaryProvider.setClusterMetadata(metadata); |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 152 | } |
| 153 | |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 154 | /** |
| 155 | * Returns the provider to use for fetching cluster metadata. |
| 156 | * @return cluster metadata provider |
| 157 | */ |
| 158 | private ClusterMetadataProvider getProvider() { |
| 159 | ClusterMetadataProvider primaryProvider = getPrimaryProvider(); |
| 160 | if (primaryProvider != null && primaryProvider.isAvailable()) { |
| 161 | return primaryProvider; |
| 162 | } |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 163 | return getProvider("default"); |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Returns the primary provider for cluster metadata. |
| 168 | * @return primary cluster metadata provider |
| 169 | */ |
| 170 | private ClusterMetadataProvider getPrimaryProvider() { |
Madan Jampani | f172d40 | 2016-03-04 00:56:38 -0800 | [diff] [blame] | 171 | String metadataUri = System.getProperty("onos.cluster.metadata.uri"); |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 172 | try { |
Madan Jampani | f172d40 | 2016-03-04 00:56:38 -0800 | [diff] [blame] | 173 | String protocol = metadataUri == null ? null : new URL(metadataUri).getProtocol(); |
Ray Milkey | 36cbc71 | 2017-04-07 13:33:59 -0700 | [diff] [blame] | 174 | if (protocol != null && (!"file".equals(protocol) && !"http".equals(protocol))) { |
Madan Jampani | f172d40 | 2016-03-04 00:56:38 -0800 | [diff] [blame] | 175 | return getProvider(protocol); |
| 176 | } |
| 177 | // file provider supports both "file" and "http" uris |
| 178 | return getProvider("file"); |
| 179 | } catch (MalformedURLException e) { |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 180 | return null; |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 181 | } |
| 182 | } |
| 183 | |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 184 | private IpAddress findLocalIp() throws SocketException { |
| 185 | Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces(); |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 186 | while (interfaces.hasMoreElements()) { |
| 187 | NetworkInterface iface = interfaces.nextElement(); |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 188 | if (iface.isLoopback() || iface.isPointToPoint()) { |
| 189 | continue; |
| 190 | } |
| 191 | |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 192 | Enumeration<InetAddress> inetAddresses = iface.getInetAddresses(); |
| 193 | while (inetAddresses.hasMoreElements()) { |
Jordan Halterman | 00e92da | 2018-05-22 23:05:52 -0700 | [diff] [blame] | 194 | InetAddress inetAddress = inetAddresses.nextElement(); |
| 195 | if (inetAddress instanceof Inet4Address) { |
| 196 | Inet4Address inet4Address = (Inet4Address) inetAddress; |
| 197 | try { |
| 198 | if (!inet4Address.getHostAddress().equals(InetAddress.getLocalHost().getHostAddress())) { |
| 199 | return IpAddress.valueOf(inetAddress); |
| 200 | } |
| 201 | } catch (UnknownHostException e) { |
| 202 | return IpAddress.valueOf(inetAddress); |
| 203 | } |
Madan Jampani | ec1df02 | 2015-10-13 21:23:03 -0700 | [diff] [blame] | 204 | } |
| 205 | } |
| 206 | } |
| 207 | throw new IllegalStateException("Unable to determine local ip"); |
| 208 | } |
| 209 | |
Madan Jampani | ad3c526 | 2016-01-20 00:50:17 -0800 | [diff] [blame] | 210 | private class InternalClusterMetadataProviderService |
| 211 | extends AbstractProviderService<ClusterMetadataProvider> |
| 212 | implements ClusterMetadataProviderService { |
| 213 | |
| 214 | InternalClusterMetadataProviderService(ClusterMetadataProvider provider) { |
| 215 | super(provider); |
| 216 | } |
| 217 | |
| 218 | @Override |
| 219 | public void clusterMetadataChanged(Versioned<ClusterMetadata> newMetadata) { |
| 220 | log.info("Cluster metadata changed. New metadata: {}", newMetadata); |
| 221 | post(new ClusterMetadataEvent(ClusterMetadataEvent.Type.METADATA_CHANGED, newMetadata.value())); |
| 222 | } |
| 223 | |
| 224 | @Override |
| 225 | public void newActiveMemberForPartition(PartitionId partitionId, NodeId nodeId) { |
| 226 | log.info("Node {} is active member for partition {}", nodeId, partitionId); |
| 227 | // TODO: notify listeners |
| 228 | } |
| 229 | } |
Heedo Kang | 4a47a30 | 2016-02-29 17:40:23 +0900 | [diff] [blame] | 230 | } |