Jian Li | 0b48112 | 2021-01-17 04:26:18 +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.impl; |
| 17 | |
| 18 | import com.google.common.base.Strings; |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import org.onlab.packet.MacAddress; |
| 21 | import org.onosproject.core.ApplicationId; |
| 22 | import org.onosproject.core.CoreService; |
| 23 | import org.onosproject.event.ListenerRegistry; |
| 24 | import org.onosproject.kubevirtnetworking.api.KubevirtPort; |
| 25 | import org.onosproject.kubevirtnetworking.api.KubevirtPortAdminService; |
| 26 | import org.onosproject.kubevirtnetworking.api.KubevirtPortEvent; |
| 27 | import org.onosproject.kubevirtnetworking.api.KubevirtPortListener; |
| 28 | import org.onosproject.kubevirtnetworking.api.KubevirtPortService; |
| 29 | import org.onosproject.kubevirtnetworking.api.KubevirtPortStore; |
| 30 | import org.onosproject.kubevirtnetworking.api.KubevirtPortStoreDelegate; |
| 31 | import org.osgi.service.component.annotations.Activate; |
| 32 | import org.osgi.service.component.annotations.Component; |
| 33 | import org.osgi.service.component.annotations.Deactivate; |
| 34 | import org.osgi.service.component.annotations.Reference; |
| 35 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 36 | import org.slf4j.Logger; |
| 37 | |
| 38 | import java.util.Set; |
| 39 | import java.util.stream.Collectors; |
| 40 | |
| 41 | import static com.google.common.base.Preconditions.checkArgument; |
| 42 | import static com.google.common.base.Preconditions.checkNotNull; |
| 43 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
| 44 | import static org.slf4j.LoggerFactory.getLogger; |
| 45 | |
| 46 | /** |
| 47 | * Provides implementation of administering and interfacing kubevirt port. |
| 48 | */ |
| 49 | @Component( |
| 50 | immediate = true, |
| 51 | service = {KubevirtPortAdminService.class, KubevirtPortService.class } |
| 52 | ) |
| 53 | public class KubevirtPortManager |
| 54 | extends ListenerRegistry<KubevirtPortEvent, KubevirtPortListener> |
| 55 | implements KubevirtPortAdminService, KubevirtPortService { |
| 56 | |
| 57 | protected final Logger log = getLogger(getClass()); |
| 58 | |
Jian Li | 810f58c | 2021-02-27 01:10:50 +0900 | [diff] [blame] | 59 | private static final String MSG_PORT = "Kubevirt port %s %s"; |
Jian Li | 0b48112 | 2021-01-17 04:26:18 +0900 | [diff] [blame] | 60 | private static final String MSG_CREATED = "created"; |
| 61 | private static final String MSG_UPDATED = "updated"; |
| 62 | private static final String MSG_REMOVED = "removed"; |
| 63 | |
| 64 | private static final String ERR_NULL_PORT = "Kubevirt port cannot be null"; |
| 65 | private static final String ERR_NULL_PORT_MAC = "Kubevirt port MAC cannot be null"; |
| 66 | private static final String ERR_NULL_PORT_NET_ID = "Kubevirt port network ID cannot be null"; |
| 67 | private static final String ERR_IN_USE = " still in use"; |
| 68 | |
| 69 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 70 | protected CoreService coreService; |
| 71 | |
| 72 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 73 | protected KubevirtPortStore kubevirtPortStore; |
| 74 | |
| 75 | private final InternalPortStorageDelegate delegate = new InternalPortStorageDelegate(); |
| 76 | |
| 77 | private ApplicationId appId; |
| 78 | |
| 79 | @Activate |
| 80 | protected void activate() { |
| 81 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 82 | |
| 83 | kubevirtPortStore.setDelegate(delegate); |
| 84 | log.info("Started"); |
| 85 | } |
| 86 | |
| 87 | @Deactivate |
| 88 | protected void deactivate() { |
| 89 | kubevirtPortStore.unsetDelegate(delegate); |
| 90 | log.info("Stopped"); |
| 91 | } |
| 92 | |
| 93 | @Override |
| 94 | public void createPort(KubevirtPort port) { |
| 95 | checkNotNull(port, ERR_NULL_PORT); |
| 96 | checkArgument(!Strings.isNullOrEmpty(port.macAddress().toString()), ERR_NULL_PORT_MAC); |
| 97 | checkArgument(!Strings.isNullOrEmpty(port.networkId()), ERR_NULL_PORT_NET_ID); |
| 98 | |
| 99 | kubevirtPortStore.createPort(port); |
| 100 | log.info(String.format(MSG_PORT, port.macAddress().toString(), MSG_CREATED)); |
| 101 | } |
| 102 | |
| 103 | @Override |
| 104 | public void updatePort(KubevirtPort port) { |
| 105 | checkNotNull(port, ERR_NULL_PORT); |
| 106 | checkArgument(!Strings.isNullOrEmpty(port.macAddress().toString()), ERR_NULL_PORT_MAC); |
| 107 | checkArgument(!Strings.isNullOrEmpty(port.networkId()), ERR_NULL_PORT_NET_ID); |
| 108 | |
| 109 | kubevirtPortStore.updatePort(port); |
Jian Li | 7388cdc | 2021-05-16 16:41:13 +0900 | [diff] [blame] | 110 | log.debug(String.format(MSG_PORT, port.macAddress().toString(), MSG_UPDATED)); |
Jian Li | 0b48112 | 2021-01-17 04:26:18 +0900 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | @Override |
| 114 | public void removePort(MacAddress mac) { |
| 115 | checkArgument(mac != null, ERR_NULL_PORT_MAC); |
| 116 | synchronized (this) { |
| 117 | if (isPortInUse(mac.toString())) { |
| 118 | final String error = String.format(MSG_PORT, mac.toString(), ERR_IN_USE); |
| 119 | throw new IllegalStateException(error); |
| 120 | } |
| 121 | KubevirtPort port = kubevirtPortStore.removePort(mac); |
| 122 | if (port != null) { |
| 123 | log.info(String.format(MSG_PORT, port.macAddress().toString(), MSG_REMOVED)); |
| 124 | } |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public void clear() { |
| 130 | kubevirtPortStore.clear(); |
| 131 | } |
| 132 | |
| 133 | @Override |
| 134 | public KubevirtPort port(MacAddress mac) { |
| 135 | checkArgument(mac != null, ERR_NULL_PORT_MAC); |
| 136 | return kubevirtPortStore.port(mac); |
| 137 | } |
| 138 | |
| 139 | @Override |
| 140 | public Set<KubevirtPort> ports(String networkId) { |
| 141 | checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_PORT_NET_ID); |
| 142 | return ImmutableSet.copyOf(kubevirtPortStore.ports().stream() |
| 143 | .filter(p -> p.networkId().equals(networkId)) |
| 144 | .collect(Collectors.toSet())); |
| 145 | } |
| 146 | |
| 147 | @Override |
| 148 | public Set<KubevirtPort> ports() { |
| 149 | return ImmutableSet.copyOf(kubevirtPortStore.ports()); |
| 150 | } |
| 151 | |
| 152 | private boolean isPortInUse(String portId) { |
| 153 | return false; |
| 154 | } |
| 155 | |
| 156 | private class InternalPortStorageDelegate implements KubevirtPortStoreDelegate { |
| 157 | |
| 158 | @Override |
| 159 | public void notify(KubevirtPortEvent event) { |
| 160 | if (event != null) { |
Jian Li | 810f58c | 2021-02-27 01:10:50 +0900 | [diff] [blame] | 161 | log.trace("send kubevirt port event {}", event); |
Jian Li | 0b48112 | 2021-01-17 04:26:18 +0900 | [diff] [blame] | 162 | process(event); |
| 163 | } |
| 164 | } |
| 165 | } |
| 166 | } |