openstack/net-virt/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/ConfigActivator.java

   1 /*
   2  * Copyright (c) 2015 Red Hat, Inc. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.ovsdb.openstack.netvirt;
  10
  11 import java.util.ArrayList;
  12 import java.util.Dictionary;
  13 import java.util.Hashtable;
  14 import java.util.List;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  17 import org.opendaylight.neutron.spi.*;
  18 import org.opendaylight.ovsdb.openstack.netvirt.api.*;
  19 import org.opendaylight.ovsdb.openstack.netvirt.impl.*;
  20 import org.osgi.framework.BundleActivator;
  21 import org.osgi.framework.BundleContext;
  22 import org.osgi.framework.ServiceReference;
  23 import org.osgi.framework.ServiceRegistration;
  24 import org.osgi.util.tracker.ServiceTracker;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 public class ConfigActivator implements BundleActivator {
  29     private static final Logger LOG = LoggerFactory.getLogger(ConfigActivator.class);
  30     private List<ServiceRegistration<?>> registrations = new ArrayList<>();
  31     private List<Object> services = new ArrayList<>();
  32     private ProviderContext providerContext;
  33
  34     public ConfigActivator(ProviderContext providerContext) {
  35         this.providerContext = providerContext;
  36     }
  37
  38     @Override
  39     public void start(BundleContext context) throws Exception {
  40         LOG.info("ConfigActivator start:");
  41
  42         ConfigurationServiceImpl configurationService = new ConfigurationServiceImpl();
  43         registerService(context, new String[] {ConfigurationService.class.getName()},
  44                 null, configurationService);
  45
  46         BridgeConfigurationManagerImpl bridgeConfigurationManager = new BridgeConfigurationManagerImpl();
  47         registerService(context, new String[] {BridgeConfigurationManager.class.getName()},
  48                 null, bridgeConfigurationManager);
  49
  50         final TenantNetworkManagerImpl tenantNetworkManager = new TenantNetworkManagerImpl();
  51         registerService(context, new String[] {TenantNetworkManager.class.getName()},
  52                 null, tenantNetworkManager);
  53
  54         VlanConfigurationCacheImpl vlanConfigurationCache = new VlanConfigurationCacheImpl();
  55         registerService(context, new String[] {VlanConfigurationCache.class.getName()},
  56                 null, vlanConfigurationCache);
  57
  58         FloatingIPHandler floatingIPHandler = new FloatingIPHandler();
  59         registerAbstractHandlerService(context, new Class[] {INeutronFloatingIPAware.class},
  60                 AbstractEvent.HandlerType.NEUTRON_FLOATING_IP, floatingIPHandler);
  61
  62         final NetworkHandler networkHandler = new NetworkHandler();
  63         registerAbstractHandlerService(context, new Class[] {INeutronNetworkAware.class},
  64                 AbstractEvent.HandlerType.NEUTRON_NETWORK, networkHandler);
  65
  66         SubnetHandler subnetHandler = new SubnetHandler();
  67         registerAbstractHandlerService(context, new Class[] {INeutronSubnetAware.class},
  68                 AbstractEvent.HandlerType.NEUTRON_SUBNET, subnetHandler);
  69
  70         PortHandler portHandler = new PortHandler();
  71         registerAbstractHandlerService(context, new Class[] {INeutronPortAware.class},
  72                 AbstractEvent.HandlerType.NEUTRON_PORT, portHandler);
  73
  74         RouterHandler routerHandler = new RouterHandler();
  75         registerAbstractHandlerService(context, new Class[] {INeutronRouterAware.class},
  76                 AbstractEvent.HandlerType.NEUTRON_ROUTER, routerHandler);
  77
  78         SouthboundHandler southboundHandler = new SouthboundHandler();
  79         registerAbstractHandlerService(context, new Class[] {OvsdbInventoryListener.class, NodeCacheListener.class},
  80                 AbstractEvent.HandlerType.SOUTHBOUND, southboundHandler);
  81
  82         final LBaaSHandler lBaaSHandler = new LBaaSHandler();
  83         registerAbstractHandlerService(context, new Class[] {INeutronLoadBalancerAware.class, NodeCacheListener.class},
  84                 AbstractEvent.HandlerType.NEUTRON_LOAD_BALANCER, lBaaSHandler);
  85
  86         final LBaaSPoolHandler lBaaSPoolHandler = new LBaaSPoolHandler();
  87         registerAbstractHandlerService(context, new Class[] {INeutronLoadBalancerPoolAware.class},
  88                 AbstractEvent.HandlerType.NEUTRON_LOAD_BALANCER_POOL, lBaaSPoolHandler);
  89
  90         final LBaaSPoolMemberHandler lBaaSPoolMemberHandler = new LBaaSPoolMemberHandler();
  91         registerAbstractHandlerService(context, new Class[] {INeutronLoadBalancerPoolMemberAware.class},
  92                 AbstractEvent.HandlerType.NEUTRON_LOAD_BALANCER_POOL_MEMBER, lBaaSPoolMemberHandler);
  93
  94         PortSecurityHandler portSecurityHandler = new PortSecurityHandler();
  95         registerAbstractHandlerService(context,
  96                 new Class[] {INeutronSecurityRuleAware.class, INeutronSecurityGroupAware.class},
  97                 AbstractEvent.HandlerType.NEUTRON_PORT_SECURITY, portSecurityHandler);
  98
  99         final SecurityServicesImpl securityServices = new SecurityServicesImpl();
 100         registerService(context,
 101                 new String[]{SecurityServicesManager.class.getName()}, null, securityServices);
 102
 103         FWaasHandler fWaasHandler = new FWaasHandler();
 104         registerAbstractHandlerService(context,
 105                 new Class[] {INeutronFirewallAware.class, INeutronFirewallRuleAware.class, INeutronFirewallPolicyAware.class},
 106                 AbstractEvent.HandlerType.NEUTRON_FWAAS, fWaasHandler);
 107
 108         ProviderNetworkManagerImpl providerNetworkManager = new ProviderNetworkManagerImpl();
 109         registerService(context,
 110                 new String[]{NetworkingProviderManager.class.getName()}, null, providerNetworkManager);
 111
 112         EventDispatcherImpl eventDispatcher = new EventDispatcherImpl();
 113         registerService(context,
 114                 new String[]{EventDispatcher.class.getName()}, null, eventDispatcher);
 115
 116         final NeutronL3Adapter neutronL3Adapter = new NeutronL3Adapter();
 117         registerService(context,
 118                 new String[]{NeutronL3Adapter.class.getName()}, null, neutronL3Adapter);
 119
 120         OpenstackRouter openstackRouter = new OpenstackRouter();
 121         registerService(context,
 122                 new String[]{MultiTenantAwareRouter.class.getName()}, null, openstackRouter);
 123
 124         Southbound southbound = new SouthboundImpl(providerContext.getSALService(DataBroker.class));
 125         registerService(context,
 126                 new String[]{Southbound.class.getName()}, null, southbound);
 127
 128         NodeCacheManagerImpl nodeCacheManager = new NodeCacheManagerImpl();
 129         registerAbstractHandlerService(context, new Class[] {NodeCacheManager.class},
 130                 AbstractEvent.HandlerType.NODE, nodeCacheManager);
 131
 132         OvsdbInventoryServiceImpl ovsdbInventoryService = new OvsdbInventoryServiceImpl(providerContext);
 133         registerService(context,
 134                 new String[] {OvsdbInventoryService.class.getName()}, null, ovsdbInventoryService);
 135
 136         // Call .setDependencies() starting with the last service registered
 137         for (int i = services.size() - 1; i >= 0; i--) {
 138             Object service = services.get(i);
 139             if (service instanceof ConfigInterface) {
 140                 ((ConfigInterface) service).setDependencies(context, null);
 141             }
 142         }
 143
 144         // TODO check if services are already available and setDependencies
 145         // addingService may not be called if the service is already available when the ServiceTracker
 146         // is started
 147         trackService(context, INeutronNetworkCRUD.class, tenantNetworkManager, networkHandler, lBaaSHandler,
 148                 lBaaSPoolHandler, lBaaSPoolMemberHandler, neutronL3Adapter);
 149         trackService(context, INeutronSubnetCRUD.class, lBaaSHandler, lBaaSPoolHandler, lBaaSPoolMemberHandler,
 150                 securityServices, neutronL3Adapter);
 151         trackService(context, INeutronPortCRUD.class, tenantNetworkManager, lBaaSHandler, lBaaSPoolHandler,
 152                 lBaaSPoolMemberHandler, securityServices, neutronL3Adapter);
 153         trackService(context, INeutronLoadBalancerCRUD.class, lBaaSHandler, lBaaSPoolHandler, lBaaSPoolMemberHandler);
 154         trackService(context, INeutronLoadBalancerPoolCRUD.class, lBaaSHandler, lBaaSPoolMemberHandler);
 155         trackService(context, LoadBalancerProvider.class, lBaaSHandler, lBaaSPoolHandler, lBaaSPoolMemberHandler);
 156         trackService(context, ArpProvider.class, neutronL3Adapter);
 157         trackService(context, InboundNatProvider.class, neutronL3Adapter);
 158         trackService(context, OutboundNatProvider.class, neutronL3Adapter);
 159         trackService(context, RoutingProvider.class, neutronL3Adapter);
 160         trackService(context, L3ForwardingProvider.class, neutronL3Adapter);
 161         trackService(context, GatewayMacResolver.class, neutronL3Adapter);
 162
 163         // We no longer need to track the services, avoid keeping references around
 164         services.clear();
 165     }
 166
 167     private void trackService(BundleContext context, final Class<?> clazz, final ConfigInterface... dependents) {
 168         @SuppressWarnings("unchecked")
 169         ServiceTracker tracker = new ServiceTracker(context, clazz, null) {
 170             @Override
 171             public Object addingService(ServiceReference reference) {
 172                 LOG.info("addingService " + clazz.getName());
 173                 Object service = context.getService(reference);
 174                 if (service != null) {
 175                     for (ConfigInterface dependent : dependents) {
 176                         dependent.setDependencies(service);
 177                     }
 178                 }
 179                 return service;
 180             }
 181         };
 182         tracker.open();
 183     }
 184
 185     private void registerAbstractHandlerService(BundleContext context, Class[] interfaces,
 186                                                 AbstractEvent.HandlerType handlerType, AbstractHandler handler) {
 187         Dictionary<String, Object> properties = new Hashtable<>();
 188         properties.put(Constants.EVENT_HANDLER_TYPE_PROPERTY, handlerType);
 189         String[] interfaceNames = new String[interfaces.length + 1];
 190         for (int i = 0; i < interfaces.length; i++) {
 191             interfaceNames[i] = interfaces[i].getName();
 192         }
 193         interfaceNames[interfaces.length] = AbstractHandler.class.getName();
 194         registerService(context, interfaceNames, properties, handler);
 195     }
 196
 197
 198     @Override
 199     public void stop(BundleContext context) throws Exception {
 200         LOG.info("ConfigActivator stop");
 201         // ServiceTrackers and services are already released when bundle stops,
 202         // so we don't need to close the trackers or unregister the services
 203     }
 204
 205     private ServiceRegistration<?> registerService(BundleContext bundleContext, String[] interfaces,
 206                                                    Dictionary<String, Object> properties, Object impl) {
 207         services.add(impl);
 208         ServiceRegistration<?> serviceRegistration = bundleContext.registerService(interfaces, impl, properties);
 209         if (serviceRegistration != null) {
 210             registrations.add(serviceRegistration);
 211         }
 212         return serviceRegistration;
 213     }
 214 }