Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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.k8snetworking.impl; |
| 17 | |
| 18 | import com.google.common.collect.Lists; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 19 | import com.google.common.collect.Maps; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 20 | import io.fabric8.kubernetes.api.model.EndpointAddress; |
| 21 | import io.fabric8.kubernetes.api.model.EndpointPort; |
| 22 | import io.fabric8.kubernetes.api.model.EndpointSubset; |
| 23 | import io.fabric8.kubernetes.api.model.Endpoints; |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 24 | import io.fabric8.kubernetes.api.model.Pod; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 25 | import io.fabric8.kubernetes.api.model.Service; |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 26 | import io.fabric8.kubernetes.api.model.ServicePort; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 27 | import org.onlab.packet.Ethernet; |
| 28 | import org.onlab.packet.IPv4; |
| 29 | import org.onlab.packet.IpAddress; |
| 30 | import org.onlab.packet.IpPrefix; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 31 | import org.onlab.packet.MacAddress; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 32 | import org.onlab.packet.TpPort; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 33 | import org.onlab.util.Tools; |
| 34 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 35 | import org.onosproject.cluster.ClusterService; |
| 36 | import org.onosproject.cluster.LeadershipService; |
| 37 | import org.onosproject.cluster.NodeId; |
| 38 | import org.onosproject.core.ApplicationId; |
| 39 | import org.onosproject.core.CoreService; |
| 40 | import org.onosproject.core.GroupId; |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 41 | import org.onosproject.k8snetworking.api.K8sEndpointsEvent; |
| 42 | import org.onosproject.k8snetworking.api.K8sEndpointsListener; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 43 | import org.onosproject.k8snetworking.api.K8sEndpointsService; |
| 44 | import org.onosproject.k8snetworking.api.K8sFlowRuleService; |
| 45 | import org.onosproject.k8snetworking.api.K8sGroupRuleService; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 46 | import org.onosproject.k8snetworking.api.K8sNetwork; |
| 47 | import org.onosproject.k8snetworking.api.K8sNetworkEvent; |
| 48 | import org.onosproject.k8snetworking.api.K8sNetworkListener; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 49 | import org.onosproject.k8snetworking.api.K8sNetworkService; |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 50 | import org.onosproject.k8snetworking.api.K8sPodService; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 51 | import org.onosproject.k8snetworking.api.K8sServiceEvent; |
| 52 | import org.onosproject.k8snetworking.api.K8sServiceListener; |
| 53 | import org.onosproject.k8snetworking.api.K8sServiceService; |
| 54 | import org.onosproject.k8snetworking.util.RulePopulatorUtil; |
| 55 | import org.onosproject.k8snetworking.util.RulePopulatorUtil.NiciraConnTrackTreatmentBuilder; |
| 56 | import org.onosproject.k8snode.api.K8sNode; |
| 57 | import org.onosproject.k8snode.api.K8sNodeEvent; |
| 58 | import org.onosproject.k8snode.api.K8sNodeListener; |
| 59 | import org.onosproject.k8snode.api.K8sNodeService; |
| 60 | import org.onosproject.net.DeviceId; |
| 61 | import org.onosproject.net.device.DeviceService; |
| 62 | import org.onosproject.net.driver.DriverService; |
| 63 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 64 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 65 | import org.onosproject.net.flow.TrafficSelector; |
| 66 | import org.onosproject.net.flow.TrafficTreatment; |
| 67 | import org.onosproject.net.flow.criteria.ExtensionSelector; |
| 68 | import org.onosproject.net.flow.instructions.ExtensionTreatment; |
| 69 | import org.onosproject.net.group.GroupBucket; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 70 | import org.onosproject.store.service.StorageService; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 71 | import org.osgi.service.component.ComponentContext; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 72 | import org.osgi.service.component.annotations.Activate; |
| 73 | import org.osgi.service.component.annotations.Component; |
| 74 | import org.osgi.service.component.annotations.Deactivate; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 75 | import org.osgi.service.component.annotations.Modified; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 76 | import org.osgi.service.component.annotations.Reference; |
| 77 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 78 | import org.slf4j.Logger; |
| 79 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 80 | import java.util.Dictionary; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 81 | import java.util.List; |
| 82 | import java.util.Map; |
| 83 | import java.util.Objects; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 84 | import java.util.Set; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 85 | import java.util.concurrent.ExecutorService; |
| 86 | import java.util.stream.Collectors; |
| 87 | |
| 88 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 89 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 90 | import static org.onosproject.k8snetworking.api.Constants.ACL_TABLE; |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 91 | import static org.onosproject.k8snetworking.api.Constants.A_CLASS; |
| 92 | import static org.onosproject.k8snetworking.api.Constants.B_CLASS; |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 93 | import static org.onosproject.k8snetworking.api.Constants.DST; |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 94 | import static org.onosproject.k8snetworking.api.Constants.GROUPING_TABLE; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 95 | import static org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID; |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 96 | import static org.onosproject.k8snetworking.api.Constants.NAMESPACE_TABLE; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 97 | import static org.onosproject.k8snetworking.api.Constants.NAT_STATEFUL; |
| 98 | import static org.onosproject.k8snetworking.api.Constants.NAT_STATELESS; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 99 | import static org.onosproject.k8snetworking.api.Constants.NAT_TABLE; |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 100 | import static org.onosproject.k8snetworking.api.Constants.NODE_IP_PREFIX; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 101 | import static org.onosproject.k8snetworking.api.Constants.POD_TABLE; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 102 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_CIDR_RULE; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 103 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_CT_RULE; |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 104 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_INTER_ROUTING_RULE; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 105 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_NAT_RULE; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 106 | import static org.onosproject.k8snetworking.api.Constants.ROUTING_TABLE; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 107 | import static org.onosproject.k8snetworking.api.Constants.SERVICE_FAKE_MAC_STR; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 108 | import static org.onosproject.k8snetworking.api.Constants.SERVICE_TABLE; |
| 109 | import static org.onosproject.k8snetworking.api.Constants.SHIFTED_IP_CIDR; |
| 110 | import static org.onosproject.k8snetworking.api.Constants.SHIFTED_IP_PREFIX; |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 111 | import static org.onosproject.k8snetworking.api.Constants.SRC; |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 112 | import static org.onosproject.k8snetworking.api.Constants.STAT_EGRESS_TABLE; |
Jian Li | 619fa28 | 2020-09-02 14:45:35 +0900 | [diff] [blame] | 113 | import static org.onosproject.k8snetworking.api.Constants.TUN_ENTRY_TABLE; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 114 | import static org.onosproject.k8snetworking.impl.OsgiPropertyConstants.SERVICE_CIDR; |
| 115 | import static org.onosproject.k8snetworking.impl.OsgiPropertyConstants.SERVICE_IP_CIDR_DEFAULT; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 116 | import static org.onosproject.k8snetworking.impl.OsgiPropertyConstants.SERVICE_IP_NAT_MODE; |
| 117 | import static org.onosproject.k8snetworking.impl.OsgiPropertyConstants.SERVICE_IP_NAT_MODE_DEFAULT; |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 118 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.getBclassIpPrefixFromCidr; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 119 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.nodeIpGatewayIpMap; |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 120 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.podByIp; |
| 121 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.portNumberByName; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 122 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.CT_NAT_DST_FLAG; |
| 123 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.buildGroupBucket; |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 124 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.buildLoadExtension; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 125 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.buildResubmitExtension; |
| 126 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.computeCtMaskFlag; |
| 127 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.computeCtStateFlag; |
| 128 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.niciraConnTrackTreatmentBuilder; |
| 129 | import static org.onosproject.net.group.GroupDescription.Type.SELECT; |
| 130 | import static org.slf4j.LoggerFactory.getLogger; |
| 131 | |
| 132 | /** |
| 133 | * Handles the service IP to pod IP related translation traffic. |
| 134 | */ |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 135 | @Component( |
| 136 | immediate = true, |
| 137 | property = { |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 138 | SERVICE_IP_NAT_MODE + "=" + SERVICE_IP_NAT_MODE_DEFAULT, |
| 139 | SERVICE_CIDR + "=" + SERVICE_IP_CIDR_DEFAULT |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 140 | } |
| 141 | ) |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 142 | public class K8sServiceHandler { |
| 143 | |
| 144 | private final Logger log = getLogger(getClass()); |
| 145 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 146 | private static final int HOST_CIDR_NUM = 32; |
| 147 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 148 | private static final String CLUSTER_IP = "ClusterIP"; |
| 149 | private static final String TCP = "TCP"; |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 150 | private static final String UDP = "UDP"; |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 151 | private static final String SERVICE_IP_NAT_MODE = "serviceIpNatMode"; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 152 | |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 153 | private static final String SERVICE_CIDR = "serviceCidr"; |
Jian Li | 44c2b12 | 2019-05-03 14:46:34 +0900 | [diff] [blame] | 154 | private static final String NONE = "None"; |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 155 | private static final String B_CLASS_SUFFIX = ".0.0/16"; |
| 156 | private static final String A_CLASS_SUFFIX = ".0.0.0/8"; |
| 157 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 158 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 159 | protected CoreService coreService; |
| 160 | |
| 161 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 162 | protected LeadershipService leadershipService; |
| 163 | |
| 164 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 165 | protected ClusterService clusterService; |
| 166 | |
| 167 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 168 | protected DriverService driverService; |
| 169 | |
| 170 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 171 | protected DeviceService deviceService; |
| 172 | |
| 173 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 174 | protected ComponentConfigService configService; |
| 175 | |
| 176 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 177 | protected StorageService storageService; |
| 178 | |
| 179 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 180 | protected K8sNetworkService k8sNetworkService; |
| 181 | |
| 182 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 183 | protected K8sFlowRuleService k8sFlowRuleService; |
| 184 | |
| 185 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 186 | protected K8sGroupRuleService k8sGroupRuleService; |
| 187 | |
| 188 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 189 | protected K8sNodeService k8sNodeService; |
| 190 | |
| 191 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 192 | protected K8sEndpointsService k8sEndpointsService; |
| 193 | |
| 194 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 195 | protected K8sServiceService k8sServiceService; |
| 196 | |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 197 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 198 | protected K8sPodService k8sPodService; |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 199 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 200 | /** Service IP address translation mode. */ |
| 201 | private String serviceIpNatMode = SERVICE_IP_NAT_MODE_DEFAULT; |
| 202 | |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 203 | /** Ranges of IP address of service VIP. */ |
| 204 | private String serviceCidr = SERVICE_IP_CIDR_DEFAULT; |
| 205 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 206 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 207 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 208 | private final InternalNodeEventListener internalNodeEventListener = |
| 209 | new InternalNodeEventListener(); |
| 210 | private final InternalK8sServiceListener internalK8sServiceListener = |
| 211 | new InternalK8sServiceListener(); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 212 | private final InternalK8sEndpointsListener internalK8sEndpointsListener = |
| 213 | new InternalK8sEndpointsListener(); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 214 | private final InternalK8sNetworkListener internalK8sNetworkListener = |
| 215 | new InternalK8sNetworkListener(); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 216 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 217 | private ApplicationId appId; |
| 218 | private NodeId localNodeId; |
| 219 | |
| 220 | @Activate |
| 221 | protected void activate() { |
| 222 | appId = coreService.registerApplication(K8S_NETWORKING_APP_ID); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 223 | configService.registerProperties(getClass()); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 224 | localNodeId = clusterService.getLocalNode().id(); |
| 225 | leadershipService.runForLeadership(appId.name()); |
| 226 | k8sNodeService.addListener(internalNodeEventListener); |
| 227 | k8sServiceService.addListener(internalK8sServiceListener); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 228 | k8sEndpointsService.addListener(internalK8sEndpointsListener); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 229 | k8sNetworkService.addListener(internalK8sNetworkListener); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 230 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 231 | log.info("Started"); |
| 232 | } |
| 233 | |
| 234 | @Deactivate |
| 235 | protected void deactivate() { |
| 236 | leadershipService.withdraw(appId.name()); |
| 237 | k8sNodeService.removeListener(internalNodeEventListener); |
| 238 | k8sServiceService.removeListener(internalK8sServiceListener); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 239 | k8sEndpointsService.removeListener(internalK8sEndpointsListener); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 240 | k8sNetworkService.removeListener(internalK8sNetworkListener); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 241 | configService.unregisterProperties(getClass(), false); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 242 | eventExecutor.shutdown(); |
| 243 | |
| 244 | log.info("Stopped"); |
| 245 | } |
| 246 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 247 | @Modified |
| 248 | void modified(ComponentContext context) { |
| 249 | readComponentConfiguration(context); |
| 250 | |
| 251 | log.info("Modified"); |
| 252 | } |
| 253 | |
| 254 | private void setStatefulServiceNatRules(DeviceId deviceId, boolean install) { |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 255 | // -trk CT rules |
| 256 | long ctUntrack = computeCtStateFlag(false, false, false); |
| 257 | long ctMaskUntrack = computeCtMaskFlag(true, false, false); |
| 258 | |
| 259 | k8sNetworkService.networks().forEach(n -> { |
| 260 | // TODO: need to provide a way to add multiple service IP CIDR ranges |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 261 | setUntrack(deviceId, ctUntrack, ctMaskUntrack, n.cidr(), serviceCidr, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 262 | GROUPING_TABLE, NAT_TABLE, PRIORITY_CT_RULE, install); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 263 | setUntrack(deviceId, ctUntrack, ctMaskUntrack, n.cidr(), n.cidr(), |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 264 | GROUPING_TABLE, NAMESPACE_TABLE, PRIORITY_CT_RULE, install); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 265 | }); |
| 266 | |
| 267 | // +trk-new CT rules |
| 268 | long ctTrackUnnew = computeCtStateFlag(true, false, false); |
| 269 | long ctMaskTrackUnnew = computeCtMaskFlag(true, true, false); |
| 270 | |
| 271 | setTrackEstablish(deviceId, ctTrackUnnew, ctMaskTrackUnnew, |
| 272 | NAT_TABLE, ROUTING_TABLE, PRIORITY_CT_RULE, install); |
| 273 | |
| 274 | // +trk+new CT rules |
| 275 | long ctTrackNew = computeCtStateFlag(true, true, false); |
| 276 | long ctMaskTrackNew = computeCtMaskFlag(true, true, false); |
| 277 | |
| 278 | k8sServiceService.services().stream() |
| 279 | .filter(s -> CLUSTER_IP.equals(s.getSpec().getType())) |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 280 | .forEach(s -> setStatefulGroupFlowRules(deviceId, ctTrackNew, |
| 281 | ctMaskTrackNew, s, install)); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 282 | } |
| 283 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 284 | private void setStatelessServiceNatRules(DeviceId deviceId, boolean install) { |
| 285 | |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 286 | String srcPodCidr = k8sNetworkService.network( |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 287 | k8sNodeService.node(deviceId).hostname()).cidr(); |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 288 | String srcPodPrefix = getBclassIpPrefixFromCidr(srcPodCidr); |
| 289 | String fullSrcPodCidr = srcPodPrefix + B_CLASS_SUFFIX; |
| 290 | String fullSrcNodeCidr = NODE_IP_PREFIX + A_CLASS_SUFFIX; |
| 291 | |
| 292 | // src: POD -> dst: service (unNAT POD) grouping |
| 293 | setSrcDstCidrRules(deviceId, fullSrcPodCidr, serviceCidr, B_CLASS, null, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 294 | SHIFTED_IP_PREFIX, SRC, GROUPING_TABLE, SERVICE_TABLE, |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 295 | PRIORITY_CT_RULE, install); |
| 296 | // src: POD (unNAT service) -> dst: shifted POD grouping |
| 297 | setSrcDstCidrRules(deviceId, fullSrcPodCidr, SHIFTED_IP_CIDR, B_CLASS, null, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 298 | srcPodPrefix, DST, GROUPING_TABLE, POD_TABLE, PRIORITY_CT_RULE, install); |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 299 | |
| 300 | // src: node -> dst: service (unNAT POD) grouping |
| 301 | setSrcDstCidrRules(deviceId, fullSrcNodeCidr, serviceCidr, A_CLASS, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 302 | null, null, null, GROUPING_TABLE, SERVICE_TABLE, |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 303 | PRIORITY_CT_RULE, install); |
| 304 | // src: POD (unNAT service) -> dst: node grouping |
| 305 | setSrcDstCidrRules(deviceId, fullSrcPodCidr, fullSrcNodeCidr, A_CLASS, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 306 | null, null, null, GROUPING_TABLE, POD_TABLE, |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 307 | PRIORITY_CT_RULE, install); |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 308 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 309 | k8sNetworkService.networks().forEach(n -> { |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 310 | setSrcDstCidrRules(deviceId, fullSrcPodCidr, n.cidr(), B_CLASS, |
| 311 | n.segmentId(), null, null, ROUTING_TABLE, |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 312 | STAT_EGRESS_TABLE, PRIORITY_INTER_ROUTING_RULE, install); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 313 | }); |
| 314 | |
| 315 | // setup load balancing rules using group table |
Jian Li | 5abc9f0 | 2020-09-04 19:38:37 +0900 | [diff] [blame] | 316 | k8sServiceService.services().forEach(s -> setStatelessGroupFlowRules(deviceId, s, install)); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 317 | } |
| 318 | |
| 319 | private void setSrcDstCidrRules(DeviceId deviceId, String srcCidr, |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 320 | String dstCidr, String cidrClass, |
| 321 | String segId, String shiftPrefix, |
| 322 | String shiftType, int installTable, |
| 323 | int transitTable, int priority, |
| 324 | boolean install) { |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 325 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 326 | .matchEthType(Ethernet.TYPE_IPV4) |
| 327 | .matchIPSrc(IpPrefix.valueOf(srcCidr)) |
| 328 | .matchIPDst(IpPrefix.valueOf(dstCidr)) |
| 329 | .build(); |
| 330 | |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 331 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 332 | |
| 333 | if (segId != null) { |
| 334 | tBuilder.setTunnelId(Long.valueOf(segId)); |
| 335 | } |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 336 | |
| 337 | if (shiftPrefix != null && shiftType != null) { |
| 338 | ExtensionTreatment loadTreatment = buildLoadExtension( |
| 339 | deviceService.getDevice(deviceId), cidrClass, shiftType, shiftPrefix); |
| 340 | tBuilder.extension(loadTreatment, deviceId); |
| 341 | } |
| 342 | |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 343 | tBuilder.transition(transitTable); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 344 | |
| 345 | k8sFlowRuleService.setRule( |
| 346 | appId, |
| 347 | deviceId, |
| 348 | selector, |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 349 | tBuilder.build(), |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 350 | priority, |
| 351 | installTable, |
| 352 | install); |
| 353 | } |
| 354 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 355 | /** |
| 356 | * Obtains the service port to endpoint address paired map. |
| 357 | * |
| 358 | * @param service kubernetes service |
| 359 | * @return a map where key is kubernetes service port, and value is the |
| 360 | * endpoint addresses that are associated with the service port |
| 361 | */ |
| 362 | private Map<ServicePort, Set<String>> getSportEpAddressMap(Service service) { |
| 363 | |
| 364 | Map<ServicePort, Set<String>> map = Maps.newConcurrentMap(); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 365 | |
| 366 | String serviceName = service.getMetadata().getName(); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 367 | List<Endpoints> endpointses = k8sEndpointsService.endpointses() |
| 368 | .stream() |
| 369 | .filter(ep -> serviceName.equals(ep.getMetadata().getName())) |
| 370 | .collect(Collectors.toList()); |
| 371 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 372 | service.getSpec().getPorts().stream() |
| 373 | .filter(Objects::nonNull) |
| 374 | .filter(sp -> sp.getTargetPort() != null) |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 375 | .filter(sp -> sp.getTargetPort().getIntVal() != null || |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 376 | sp.getTargetPort().getStrVal() != null) |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 377 | .forEach(sp -> { |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 378 | Integer targetPortInt = sp.getTargetPort().getIntVal() != null ? |
| 379 | sp.getTargetPort().getIntVal() : 0; |
| 380 | String targetPortName = sp.getTargetPort().getStrVal() != null ? |
| 381 | sp.getTargetPort().getStrVal() : ""; |
| 382 | String targetProtocol = sp.getProtocol(); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 383 | |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 384 | for (Endpoints endpoints : endpointses) { |
| 385 | for (EndpointSubset endpointSubset : endpoints.getSubsets()) { |
| 386 | |
| 387 | // in case service port name is specified but not port number |
| 388 | // we will lookup the container port number and use it |
| 389 | // as the target port number |
| 390 | if (!targetPortName.equals("") && targetPortInt == 0) { |
| 391 | for (EndpointAddress addr : endpointSubset.getAddresses()) { |
| 392 | Pod pod = podByIp(k8sPodService, addr.getIp()); |
| 393 | targetPortInt = portNumberByName(pod, targetPortName); |
| 394 | } |
| 395 | } |
| 396 | |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 397 | if (targetPortInt == 0) { |
| 398 | continue; |
| 399 | } |
| 400 | |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 401 | for (EndpointPort endpointPort : endpointSubset.getPorts()) { |
| 402 | if (targetProtocol.equals(endpointPort.getProtocol()) && |
| 403 | (targetPortInt.equals(endpointPort.getPort()) || |
| 404 | targetPortName.equals(endpointPort.getName()))) { |
| 405 | Set<String> addresses = endpointSubset.getAddresses() |
| 406 | .stream().map(EndpointAddress::getIp) |
| 407 | .collect(Collectors.toSet()); |
| 408 | map.put(sp, addresses); |
| 409 | } |
| 410 | } |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 411 | } |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 412 | } |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 413 | }); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 414 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 415 | return map; |
| 416 | } |
| 417 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 418 | private void setGroupBuckets(Service service, boolean install) { |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 419 | Map<ServicePort, Set<String>> spEpasMap = getSportEpAddressMap(service); |
| 420 | Map<ServicePort, List<GroupBucket>> spGrpBkts = Maps.newConcurrentMap(); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 421 | Map<String, String> nodeIpGatewayIpMap = |
| 422 | nodeIpGatewayIpMap(k8sNodeService, k8sNetworkService); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 423 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 424 | for (K8sNode node : k8sNodeService.completeNodes()) { |
| 425 | spEpasMap.forEach((sp, epas) -> { |
| 426 | List<GroupBucket> bkts = Lists.newArrayList(); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 427 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 428 | for (String ip : epas) { |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 429 | GroupBucket bkt = buildBuckets(node.intgBridge(), |
| 430 | nodeIpGatewayIpMap.getOrDefault(ip, ip), sp); |
| 431 | |
| 432 | if (bkt == null) { |
| 433 | continue; |
| 434 | } |
| 435 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 436 | if (install) { |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 437 | bkts.add(bkt); |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 438 | } else { |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 439 | bkts.remove(bkt); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 440 | } |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 441 | } |
| 442 | |
| 443 | spGrpBkts.put(sp, bkts); |
| 444 | }); |
| 445 | |
| 446 | String serviceIp = service.getSpec().getClusterIP(); |
| 447 | spGrpBkts.forEach((sp, bkts) -> { |
| 448 | String svcStr = servicePortStr(serviceIp, sp.getPort(), sp.getProtocol()); |
| 449 | int groupId = svcStr.hashCode(); |
| 450 | |
| 451 | if (bkts.size() > 0) { |
| 452 | k8sGroupRuleService.setBuckets(appId, node.intgBridge(), groupId, bkts); |
| 453 | } |
| 454 | }); |
| 455 | |
| 456 | spEpasMap.forEach((sp, epas) -> |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 457 | // add flow rules for unshifting IP domain |
| 458 | epas.forEach(epa -> { |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 459 | |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 460 | String podIp = nodeIpGatewayIpMap.getOrDefault(epa, epa); |
| 461 | |
| 462 | int targetPort; |
| 463 | if (sp.getTargetPort().getIntVal() == null) { |
| 464 | Pod pod = podByIp(k8sPodService, podIp); |
| 465 | targetPort = portNumberByName(pod, sp.getTargetPort().getStrVal()); |
| 466 | } else { |
| 467 | targetPort = sp.getTargetPort().getIntVal(); |
| 468 | } |
| 469 | |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 470 | if (targetPort != 0) { |
| 471 | setUnshiftDomainRules(node.intgBridge(), POD_TABLE, |
| 472 | PRIORITY_NAT_RULE, serviceIp, sp.getPort(), |
| 473 | sp.getProtocol(), podIp, |
| 474 | targetPort, install); |
| 475 | } |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 476 | }) |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 477 | ); |
| 478 | } |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 479 | } |
| 480 | |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 481 | private GroupBucket buildBuckets(DeviceId deviceId, String podIpStr, ServicePort sp) { |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 482 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 483 | .setIpDst(IpAddress.valueOf(podIpStr)); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 484 | |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 485 | int targetPort; |
| 486 | if (sp.getTargetPort().getIntVal() == null) { |
| 487 | Pod pod = podByIp(k8sPodService, podIpStr); |
| 488 | targetPort = portNumberByName(pod, sp.getTargetPort().getStrVal()); |
| 489 | } else { |
| 490 | targetPort = sp.getTargetPort().getIntVal(); |
| 491 | } |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 492 | |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 493 | if (targetPort == 0) { |
| 494 | return null; |
| 495 | } |
| 496 | |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 497 | if (TCP.equals(sp.getProtocol())) { |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 498 | tBuilder.setTcpDst(TpPort.tpPort(targetPort)); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 499 | } else if (UDP.equals(sp.getProtocol())) { |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 500 | tBuilder.setUdpDst(TpPort.tpPort(targetPort)); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 501 | } |
| 502 | |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 503 | ExtensionTreatment resubmitTreatment = buildResubmitExtension( |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 504 | deviceService.getDevice(deviceId), ACL_TABLE); |
Jian Li | 7d111d7 | 2019-04-12 13:58:44 +0900 | [diff] [blame] | 505 | tBuilder.extension(resubmitTreatment, deviceId); |
| 506 | |
Jian Li | 5cf3b00 | 2019-08-30 17:57:53 +0900 | [diff] [blame] | 507 | // TODO: need to adjust group bucket weight by considering POD locality |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 508 | return buildGroupBucket(tBuilder.build(), SELECT, (short) -1); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 509 | } |
| 510 | |
| 511 | private synchronized void setStatelessGroupFlowRules(DeviceId deviceId, |
| 512 | Service service, |
| 513 | boolean install) { |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 514 | Set<ServicePort> sps = service.getSpec().getPorts().stream() |
| 515 | .filter(Objects::nonNull) |
| 516 | .filter(sp -> sp.getTargetPort() != null) |
Jian Li | b7dfb5b | 2019-07-15 17:37:12 +0900 | [diff] [blame] | 517 | .filter(sp -> sp.getTargetPort().getIntVal() != null || |
Jian Li | e1a5b8f | 2019-07-23 17:13:19 +0900 | [diff] [blame] | 518 | sp.getTargetPort().getStrVal() != null) |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 519 | .collect(Collectors.toSet()); |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 520 | |
| 521 | String serviceIp = service.getSpec().getClusterIP(); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 522 | sps.forEach(sp -> { |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 523 | String svcStr = servicePortStr(serviceIp, sp.getPort(), sp.getProtocol()); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 524 | int groupId = svcStr.hashCode(); |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 525 | |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 526 | if (install) { |
| 527 | |
| 528 | // add group table rules |
| 529 | k8sGroupRuleService.setRule(appId, deviceId, groupId, |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 530 | SELECT, Lists.newArrayList(), true); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 531 | |
| 532 | log.info("Adding group rule {}", groupId); |
| 533 | |
| 534 | // if we failed to add group rule, we will not install flow rules |
| 535 | // as this might cause rule inconsistency |
| 536 | if (k8sGroupRuleService.hasGroup(deviceId, groupId)) { |
| 537 | // add flow rules for shifting IP domain |
| 538 | setShiftDomainRules(deviceId, SERVICE_TABLE, groupId, |
| 539 | PRIORITY_NAT_RULE, serviceIp, sp.getPort(), |
| 540 | sp.getProtocol(), true); |
| 541 | } |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 542 | } else { |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 543 | // remove flow rules for shifting IP domain |
| 544 | setShiftDomainRules(deviceId, SERVICE_TABLE, groupId, |
| 545 | PRIORITY_NAT_RULE, serviceIp, sp.getPort(), |
| 546 | sp.getProtocol(), false); |
| 547 | |
| 548 | // remove group table rules |
| 549 | k8sGroupRuleService.setRule(appId, deviceId, groupId, |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 550 | SELECT, Lists.newArrayList(), false); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 551 | |
| 552 | log.info("Removing group rule {}", groupId); |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 553 | } |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 554 | }); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 555 | } |
| 556 | |
| 557 | private void setShiftDomainRules(DeviceId deviceId, int installTable, |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 558 | int groupId, int priority, String serviceIp, |
| 559 | int servicePort, String protocol, boolean install) { |
Jian Li | 44c2b12 | 2019-05-03 14:46:34 +0900 | [diff] [blame] | 560 | |
| 561 | if (serviceIp == null || NONE.equals(serviceIp)) { |
| 562 | return; |
| 563 | } |
| 564 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 565 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 566 | .matchEthType(Ethernet.TYPE_IPV4) |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 567 | .matchIPDst(IpPrefix.valueOf(IpAddress.valueOf(serviceIp), HOST_CIDR_NUM)); |
| 568 | |
| 569 | if (TCP.equals(protocol)) { |
| 570 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 571 | .matchTcpDst(TpPort.tpPort(servicePort)); |
| 572 | } else if (UDP.equals(protocol)) { |
| 573 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 574 | .matchUdpDst(TpPort.tpPort(servicePort)); |
| 575 | } |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 576 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 577 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 578 | .group(GroupId.valueOf(groupId)) |
| 579 | .build(); |
| 580 | |
| 581 | k8sFlowRuleService.setRule( |
| 582 | appId, |
| 583 | deviceId, |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 584 | sBuilder.build(), |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 585 | treatment, |
| 586 | priority, |
| 587 | installTable, |
| 588 | install); |
| 589 | } |
| 590 | |
| 591 | private void setUnshiftDomainRules(DeviceId deviceId, int installTable, |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 592 | int priority, String serviceIp, |
| 593 | int servicePort, String protocol, |
| 594 | String podIp, int podPort, boolean install) { |
| 595 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 596 | .matchEthType(Ethernet.TYPE_IPV4) |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 597 | .matchIPSrc(IpPrefix.valueOf(IpAddress.valueOf(podIp), HOST_CIDR_NUM)); |
| 598 | |
| 599 | if (TCP.equals(protocol)) { |
| 600 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 601 | .matchTcpSrc(TpPort.tpPort(podPort)); |
| 602 | } else if (UDP.equals(protocol)) { |
| 603 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 604 | .matchUdpSrc(TpPort.tpPort(podPort)); |
| 605 | } |
| 606 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 607 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 608 | .setIpSrc(IpAddress.valueOf(serviceIp)) |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 609 | .transition(ACL_TABLE); |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 610 | |
| 611 | if (TCP.equals(protocol)) { |
| 612 | tBuilder.setTcpSrc(TpPort.tpPort(servicePort)); |
| 613 | } else if (UDP.equals(protocol)) { |
| 614 | tBuilder.setUdpSrc(TpPort.tpPort(servicePort)); |
| 615 | } |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 616 | |
| 617 | k8sFlowRuleService.setRule( |
| 618 | appId, |
| 619 | deviceId, |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 620 | sBuilder.build(), |
| 621 | tBuilder.build(), |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 622 | priority, |
| 623 | installTable, |
| 624 | install); |
| 625 | } |
| 626 | |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 627 | private void setCidrRoutingRule(IpPrefix prefix, MacAddress mac, |
| 628 | K8sNetwork network, boolean install) { |
| 629 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 630 | .matchEthType(Ethernet.TYPE_IPV4) |
| 631 | .matchIPSrc(prefix) |
| 632 | .matchIPDst(IpPrefix.valueOf(network.cidr())); |
| 633 | |
Jian Li | dc1df64 | 2020-11-25 16:49:34 +0900 | [diff] [blame^] | 634 | Set<K8sNode> nodes = install ? k8sNodeService.completeNodes() : k8sNodeService.nodes(); |
| 635 | |
| 636 | nodes.forEach(n -> { |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 637 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 638 | .setTunnelId(Long.valueOf(network.segmentId())); |
| 639 | |
| 640 | if (n.hostname().equals(network.name())) { |
| 641 | if (mac != null) { |
| 642 | tBuilder.setEthSrc(mac); |
| 643 | } |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 644 | tBuilder.transition(STAT_EGRESS_TABLE); |
Jian Li | 619fa28 | 2020-09-02 14:45:35 +0900 | [diff] [blame] | 645 | |
| 646 | // install rules into tunnel bridge |
Jian Li | 4b5048a | 2020-10-08 02:57:45 +0900 | [diff] [blame] | 647 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 648 | .setOutput(n.tunToIntgPortNum()) |
Jian Li | 619fa28 | 2020-09-02 14:45:35 +0900 | [diff] [blame] | 649 | .build(); |
| 650 | |
| 651 | k8sFlowRuleService.setRule( |
| 652 | appId, |
| 653 | n.tunBridge(), |
| 654 | sBuilder.build(), |
Jian Li | 4b5048a | 2020-10-08 02:57:45 +0900 | [diff] [blame] | 655 | treatment, |
Jian Li | 619fa28 | 2020-09-02 14:45:35 +0900 | [diff] [blame] | 656 | PRIORITY_CIDR_RULE, |
| 657 | TUN_ENTRY_TABLE, |
| 658 | install |
| 659 | ); |
Jian Li | 4b5048a | 2020-10-08 02:57:45 +0900 | [diff] [blame] | 660 | } else { |
| 661 | tBuilder.setOutput(n.intgToTunPortNum()); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 662 | } |
| 663 | |
| 664 | k8sFlowRuleService.setRule( |
| 665 | appId, |
| 666 | n.intgBridge(), |
| 667 | sBuilder.build(), |
| 668 | tBuilder.build(), |
| 669 | PRIORITY_CIDR_RULE, |
| 670 | ROUTING_TABLE, |
| 671 | install |
| 672 | ); |
| 673 | }); |
| 674 | } |
| 675 | |
| 676 | private void setupServiceDefaultRule(K8sNetwork k8sNetwork, boolean install) { |
| 677 | setCidrRoutingRule(IpPrefix.valueOf(serviceCidr), |
| 678 | MacAddress.valueOf(SERVICE_FAKE_MAC_STR), k8sNetwork, install); |
| 679 | } |
| 680 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 681 | private void setStatefulGroupFlowRules(DeviceId deviceId, long ctState, |
| 682 | long ctMask, Service service, |
| 683 | boolean install) { |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 684 | List<GroupBucket> buckets = Lists.newArrayList(); |
| 685 | |
| 686 | String serviceName = service.getMetadata().getName(); |
| 687 | String serviceIp = service.getSpec().getClusterIP(); |
| 688 | |
| 689 | // TODO: multi-ports case should be addressed |
| 690 | Integer servicePort = service.getSpec().getPorts().get(0).getPort(); |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 691 | String serviceProtocol = service.getSpec().getPorts().get(0).getProtocol(); |
| 692 | |
| 693 | String svcStr = servicePortStr(serviceIp, servicePort, serviceProtocol); |
| 694 | int groupId = svcStr.hashCode(); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 695 | |
| 696 | List<Endpoints> endpointses = k8sEndpointsService.endpointses() |
| 697 | .stream() |
| 698 | .filter(ep -> serviceName.equals(ep.getMetadata().getName())) |
| 699 | .collect(Collectors.toList()); |
| 700 | |
| 701 | Map<String, String> nodeIpGatewayIpMap = |
| 702 | nodeIpGatewayIpMap(k8sNodeService, k8sNetworkService); |
| 703 | |
| 704 | for (Endpoints endpoints : endpointses) { |
| 705 | for (EndpointSubset endpointSubset : endpoints.getSubsets()) { |
| 706 | List<EndpointPort> ports = endpointSubset.getPorts() |
| 707 | .stream() |
| 708 | .filter(p -> p.getProtocol().equals(TCP)) |
| 709 | .collect(Collectors.toList()); |
| 710 | |
| 711 | for (EndpointAddress address : endpointSubset.getAddresses()) { |
| 712 | String podIp = nodeIpGatewayIpMap.containsKey(address.getIp()) ? |
| 713 | nodeIpGatewayIpMap.get(address.getIp()) : address.getIp(); |
| 714 | |
| 715 | NiciraConnTrackTreatmentBuilder connTreatmentBuilder = |
| 716 | niciraConnTrackTreatmentBuilder(driverService, deviceId) |
| 717 | .commit(true) |
| 718 | .natAction(true) |
| 719 | .natIp(IpAddress.valueOf(podIp)) |
| 720 | .natFlag(CT_NAT_DST_FLAG); |
| 721 | |
| 722 | ports.forEach(p -> { |
| 723 | ExtensionTreatment ctNatTreatment = connTreatmentBuilder |
Jian Li | eb488ea | 2019-04-16 01:50:02 +0900 | [diff] [blame] | 724 | .natPortMin(TpPort.tpPort(p.getPort())) |
| 725 | .natPortMax(TpPort.tpPort(p.getPort())) |
| 726 | .build(); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 727 | ExtensionTreatment resubmitTreatment = buildResubmitExtension( |
Jian Li | 73d3b6a | 2019-07-08 18:07:53 +0900 | [diff] [blame] | 728 | deviceService.getDevice(deviceId), ACL_TABLE); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 729 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 730 | .extension(ctNatTreatment, deviceId) |
| 731 | .extension(resubmitTreatment, deviceId) |
| 732 | .build(); |
| 733 | buckets.add(buildGroupBucket(treatment, SELECT, (short) -1)); |
| 734 | }); |
| 735 | } |
| 736 | } |
| 737 | } |
| 738 | |
| 739 | if (!buckets.isEmpty()) { |
| 740 | k8sGroupRuleService.setRule(appId, deviceId, groupId, SELECT, buckets, install); |
| 741 | |
| 742 | setTrackNew(deviceId, ctState, ctMask, IpAddress.valueOf(serviceIp), |
| 743 | TpPort.tpPort(servicePort), NAT_TABLE, groupId, |
| 744 | PRIORITY_CT_RULE, install); |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | private void setUntrack(DeviceId deviceId, long ctState, long ctMask, |
| 749 | String srcCidr, String dstCidr, int installTable, |
| 750 | int transitTable, int priority, boolean install) { |
| 751 | ExtensionSelector esCtSate = RulePopulatorUtil |
| 752 | .buildCtExtensionSelector(driverService, deviceId, ctState, ctMask); |
| 753 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 754 | .matchEthType(Ethernet.TYPE_IPV4) |
| 755 | .matchIPSrc(IpPrefix.valueOf(srcCidr)) |
| 756 | .matchIPDst(IpPrefix.valueOf(dstCidr)) |
| 757 | .extension(esCtSate, deviceId) |
| 758 | .build(); |
| 759 | |
| 760 | NiciraConnTrackTreatmentBuilder connTreatmentBuilder = |
| 761 | niciraConnTrackTreatmentBuilder(driverService, deviceId) |
| 762 | .natAction(false) |
| 763 | .commit(false) |
| 764 | .table((short) transitTable); |
| 765 | |
| 766 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 767 | .extension(connTreatmentBuilder.build(), deviceId) |
| 768 | .build(); |
| 769 | |
| 770 | k8sFlowRuleService.setRule( |
| 771 | appId, |
| 772 | deviceId, |
| 773 | selector, |
| 774 | treatment, |
| 775 | priority, |
| 776 | installTable, |
| 777 | install); |
| 778 | } |
| 779 | |
| 780 | private void setTrackNew(DeviceId deviceId, long ctState, long ctMask, |
| 781 | IpAddress dstIp, TpPort dstPort, int installTable, |
| 782 | int groupId, int priority, boolean install) { |
| 783 | ExtensionSelector esCtSate = RulePopulatorUtil |
| 784 | .buildCtExtensionSelector(driverService, deviceId, ctState, ctMask); |
| 785 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 786 | .matchEthType(Ethernet.TYPE_IPV4) |
| 787 | .matchIPDst(IpPrefix.valueOf(dstIp, HOST_CIDR_NUM)) |
| 788 | .matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 789 | .matchTcpDst(dstPort) |
| 790 | .extension(esCtSate, deviceId) |
| 791 | .build(); |
| 792 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 793 | .group(GroupId.valueOf(groupId)) |
| 794 | .build(); |
| 795 | |
| 796 | k8sFlowRuleService.setRule( |
| 797 | appId, |
| 798 | deviceId, |
| 799 | selector, |
| 800 | treatment, |
| 801 | priority, |
| 802 | installTable, |
| 803 | install); |
| 804 | } |
| 805 | |
| 806 | private void setTrackEstablish(DeviceId deviceId, long ctState, long ctMask, |
| 807 | int installTable, int transitTable, |
| 808 | int priority, boolean install) { |
| 809 | ExtensionSelector esCtSate = RulePopulatorUtil |
| 810 | .buildCtExtensionSelector(driverService, deviceId, ctState, ctMask); |
| 811 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 812 | .extension(esCtSate, deviceId) |
| 813 | .build(); |
| 814 | |
| 815 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 816 | .transition(transitTable) |
| 817 | .build(); |
| 818 | |
| 819 | k8sFlowRuleService.setRule( |
| 820 | appId, |
| 821 | deviceId, |
| 822 | selector, |
| 823 | treatment, |
| 824 | priority, |
| 825 | installTable, |
| 826 | install); |
| 827 | } |
| 828 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 829 | private void setEndpointsRules(Endpoints endpoints, boolean install) { |
| 830 | String appName = endpoints.getMetadata().getName(); |
| 831 | Service service = k8sServiceService.services().stream().filter(s -> |
| 832 | appName.equals(s.getMetadata().getName())) |
| 833 | .findFirst().orElse(null); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 834 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 835 | if (service == null) { |
| 836 | return; |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 837 | } |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 838 | |
| 839 | setGroupBuckets(service, install); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 840 | } |
| 841 | |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 842 | private String servicePortStr(String ip, int port, String protocol) { |
| 843 | return ip + "_" + port + "_" + protocol; |
| 844 | } |
| 845 | |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 846 | /** |
| 847 | * Extracts properties from the component configuration context. |
| 848 | * |
| 849 | * @param context the component context |
| 850 | */ |
| 851 | private void readComponentConfiguration(ComponentContext context) { |
| 852 | Dictionary<?, ?> properties = context.getProperties(); |
| 853 | |
| 854 | String updatedNatMode = Tools.get(properties, SERVICE_IP_NAT_MODE); |
| 855 | serviceIpNatMode = updatedNatMode != null ? updatedNatMode : SERVICE_IP_NAT_MODE_DEFAULT; |
| 856 | log.info("Configured. Service IP NAT mode is {}", serviceIpNatMode); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 857 | |
| 858 | String updatedServiceCidr = Tools.get(properties, SERVICE_CIDR); |
| 859 | serviceCidr = updatedServiceCidr != null ? |
| 860 | updatedServiceCidr : SERVICE_IP_CIDR_DEFAULT; |
| 861 | log.info("Configured. Service VIP range is {}", serviceCidr); |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 862 | } |
| 863 | |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 864 | private void setServiceNatRules(DeviceId deviceId, boolean install) { |
| 865 | if (NAT_STATEFUL.equals(serviceIpNatMode)) { |
| 866 | setStatefulServiceNatRules(deviceId, install); |
| 867 | } else if (NAT_STATELESS.equals(serviceIpNatMode)) { |
| 868 | setStatelessServiceNatRules(deviceId, install); |
| 869 | } else { |
| 870 | log.warn("Service IP NAT mode was not configured!"); |
| 871 | } |
| 872 | } |
| 873 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 874 | private class InternalK8sServiceListener implements K8sServiceListener { |
| 875 | |
| 876 | private boolean isRelevantHelper() { |
| 877 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 878 | } |
| 879 | |
| 880 | @Override |
| 881 | public void event(K8sServiceEvent event) { |
| 882 | switch (event.type()) { |
| 883 | case K8S_SERVICE_CREATED: |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 884 | case K8S_SERVICE_UPDATED: |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 885 | eventExecutor.execute(() -> processServiceCreation(event.subject())); |
| 886 | break; |
| 887 | case K8S_SERVICE_REMOVED: |
| 888 | eventExecutor.execute(() -> processServiceRemoval(event.subject())); |
| 889 | break; |
| 890 | default: |
| 891 | // do nothing |
| 892 | break; |
| 893 | } |
| 894 | } |
| 895 | |
| 896 | private void processServiceCreation(Service service) { |
| 897 | if (!isRelevantHelper()) { |
| 898 | return; |
| 899 | } |
| 900 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 901 | if (NAT_STATEFUL.equals(serviceIpNatMode)) { |
| 902 | long ctTrackNew = computeCtStateFlag(true, true, false); |
| 903 | long ctMaskTrackNew = computeCtMaskFlag(true, true, false); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 904 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 905 | k8sNodeService.completeNodes().forEach(n -> |
| 906 | setStatefulGroupFlowRules(n.intgBridge(), ctTrackNew, |
| 907 | ctMaskTrackNew, service, true)); |
| 908 | } else if (NAT_STATELESS.equals(serviceIpNatMode)) { |
| 909 | k8sNodeService.completeNodes().forEach(n -> |
| 910 | setStatelessGroupFlowRules(n.intgBridge(), service, true)); |
| 911 | } |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 912 | } |
| 913 | |
| 914 | private void processServiceRemoval(Service service) { |
| 915 | if (!isRelevantHelper()) { |
| 916 | return; |
| 917 | } |
| 918 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 919 | if (NAT_STATEFUL.equals(serviceIpNatMode)) { |
| 920 | long ctTrackNew = computeCtStateFlag(true, true, false); |
| 921 | long ctMaskTrackNew = computeCtMaskFlag(true, true, false); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 922 | |
Jian Li | 5e8a22a | 2019-02-27 11:48:42 +0900 | [diff] [blame] | 923 | k8sNodeService.completeNodes().forEach(n -> |
| 924 | setStatefulGroupFlowRules(n.intgBridge(), ctTrackNew, |
| 925 | ctMaskTrackNew, service, false)); |
| 926 | } else if (NAT_STATELESS.equals(serviceIpNatMode)) { |
| 927 | k8sNodeService.completeNodes().forEach(n -> |
| 928 | setStatelessGroupFlowRules(n.intgBridge(), service, false)); |
| 929 | } |
Jian Li | 004526d | 2019-02-25 16:26:27 +0900 | [diff] [blame] | 930 | } |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 931 | } |
| 932 | |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 933 | private class InternalK8sEndpointsListener implements K8sEndpointsListener { |
| 934 | |
| 935 | private boolean isRelevantHelper() { |
| 936 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 937 | } |
| 938 | |
| 939 | @Override |
| 940 | public void event(K8sEndpointsEvent event) { |
| 941 | Endpoints endpoints = event.subject(); |
| 942 | |
| 943 | switch (event.type()) { |
| 944 | case K8S_ENDPOINTS_CREATED: |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 945 | case K8S_ENDPOINTS_UPDATED: |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 946 | eventExecutor.execute(() -> processEndpointsCreation(endpoints)); |
| 947 | break; |
| 948 | case K8S_ENDPOINTS_REMOVED: |
| 949 | eventExecutor.execute(() -> processEndpointsRemoval(endpoints)); |
| 950 | break; |
| 951 | default: |
| 952 | break; |
| 953 | } |
| 954 | } |
| 955 | |
| 956 | private void processEndpointsCreation(Endpoints endpoints) { |
| 957 | if (!isRelevantHelper()) { |
| 958 | return; |
| 959 | } |
| 960 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 961 | setEndpointsRules(endpoints, true); |
Jian Li | 7b63fe6 | 2019-04-14 21:49:27 +0900 | [diff] [blame] | 962 | } |
| 963 | |
| 964 | private void processEndpointsRemoval(Endpoints endpoints) { |
| 965 | if (!isRelevantHelper()) { |
| 966 | return; |
| 967 | } |
| 968 | |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 969 | setEndpointsRules(endpoints, false); |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 970 | } |
| 971 | } |
| 972 | |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 973 | private class InternalNodeEventListener implements K8sNodeListener { |
| 974 | |
| 975 | private boolean isRelevantHelper() { |
| 976 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 977 | } |
| 978 | |
| 979 | @Override |
| 980 | public void event(K8sNodeEvent event) { |
| 981 | K8sNode k8sNode = event.subject(); |
| 982 | switch (event.type()) { |
| 983 | case K8S_NODE_COMPLETE: |
| 984 | eventExecutor.execute(() -> processNodeCompletion(k8sNode)); |
| 985 | break; |
Jian Li | dc1df64 | 2020-11-25 16:49:34 +0900 | [diff] [blame^] | 986 | case K8S_NODE_OFF_BOARDED: |
| 987 | eventExecutor.execute(() -> processNodeOffboard(k8sNode)); |
| 988 | break; |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 989 | case K8S_NODE_INCOMPLETE: |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 990 | default: |
| 991 | break; |
| 992 | } |
| 993 | } |
| 994 | |
| 995 | private void processNodeCompletion(K8sNode node) { |
| 996 | if (!isRelevantHelper()) { |
| 997 | return; |
| 998 | } |
| 999 | |
Jian Li | 4a7ce67 | 2019-04-09 15:20:25 +0900 | [diff] [blame] | 1000 | setServiceNatRules(node.intgBridge(), true); |
Jian Li | bf562c2 | 2019-04-15 18:07:14 +0900 | [diff] [blame] | 1001 | k8sEndpointsService.endpointses().forEach(e -> setEndpointsRules(e, true)); |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 1002 | k8sNetworkService.networks().forEach(n -> setupServiceDefaultRule(n, true)); |
| 1003 | } |
Jian Li | dc1df64 | 2020-11-25 16:49:34 +0900 | [diff] [blame^] | 1004 | |
| 1005 | private void processNodeOffboard(K8sNode node) { |
| 1006 | if (!isRelevantHelper()) { |
| 1007 | return; |
| 1008 | } |
| 1009 | |
| 1010 | K8sNetwork network = k8sNetworkService.network(node.hostname()); |
| 1011 | setupServiceDefaultRule(network, false); |
| 1012 | } |
Jian Li | f5da78a | 2019-04-15 01:52:23 +0900 | [diff] [blame] | 1013 | } |
| 1014 | |
| 1015 | private class InternalK8sNetworkListener implements K8sNetworkListener { |
| 1016 | |
| 1017 | private boolean isRelevantHelper() { |
| 1018 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 1019 | } |
| 1020 | |
| 1021 | @Override |
| 1022 | public void event(K8sNetworkEvent event) { |
| 1023 | switch (event.type()) { |
| 1024 | case K8S_NETWORK_CREATED: |
| 1025 | eventExecutor.execute(() -> processNetworkCreation(event.subject())); |
| 1026 | break; |
| 1027 | case K8S_NETWORK_UPDATED: |
| 1028 | case K8S_NETWORK_REMOVED: |
| 1029 | default: |
| 1030 | break; |
| 1031 | } |
| 1032 | } |
| 1033 | |
| 1034 | private void processNetworkCreation(K8sNetwork network) { |
| 1035 | if (!isRelevantHelper()) { |
| 1036 | return; |
| 1037 | } |
| 1038 | |
| 1039 | setupServiceDefaultRule(network, true); |
Jian Li | 2cc2b63 | 2019-02-18 00:56:40 +0900 | [diff] [blame] | 1040 | } |
| 1041 | } |
| 1042 | } |