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

   1 /*
   2  * Copyright (C) 2013 Red Hat, Inc.
   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  * Authors : Brent Salisbury, Madhu Venugopal
   9  */
  10
  11 package org.opendaylight.ovsdb.openstack.netvirt;
  12
  13 import java.net.HttpURLConnection;
  14
  15 import org.opendaylight.neutron.spi.INeutronSecurityGroupAware;
  16 import org.opendaylight.neutron.spi.INeutronSecurityRuleAware;
  17 import org.opendaylight.neutron.spi.NeutronSecurityGroup;
  18 import org.opendaylight.neutron.spi.NeutronSecurityRule;
  19 import org.opendaylight.ovsdb.openstack.netvirt.api.EventDispatcher;
  20 import org.opendaylight.ovsdb.utils.servicehelper.ServiceHelper;
  21 import org.osgi.framework.BundleContext;
  22 import org.osgi.framework.ServiceReference;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 /**
  27  * Handle requests for OpenStack Neutron v2.0 Port Security API calls.
  28  */
  29 public class PortSecurityHandler extends AbstractHandler
  30         implements INeutronSecurityGroupAware, INeutronSecurityRuleAware, ConfigInterface {
  31
  32     private static final Logger LOG = LoggerFactory.getLogger(PortSecurityHandler.class);
  33
  34     @Override
  35     public int canCreateNeutronSecurityGroup(NeutronSecurityGroup neutronSecurityGroup) {
  36         return HttpURLConnection.HTTP_CREATED;
  37     }
  38
  39     @Override
  40     public void neutronSecurityGroupCreated(NeutronSecurityGroup neutronSecurityGroup) {
  41         int result = canCreateNeutronSecurityGroup(neutronSecurityGroup);
  42         if (result != HttpURLConnection.HTTP_CREATED) {
  43             LOG.debug("Neutron Security Group creation failed {} ", result);
  44         }
  45     }
  46
  47     @Override
  48     public int canUpdateNeutronSecurityGroup(NeutronSecurityGroup delta, NeutronSecurityGroup original) {
  49         return HttpURLConnection.HTTP_OK;
  50     }
  51
  52     @Override
  53     public void neutronSecurityGroupUpdated(NeutronSecurityGroup neutronSecurityGroup) {
  54         // Nothing to do
  55     }
  56
  57     @Override
  58     public int canDeleteNeutronSecurityGroup(NeutronSecurityGroup neutronSecurityGroup) {
  59         return HttpURLConnection.HTTP_OK;
  60     }
  61
  62     @Override
  63     public void neutronSecurityGroupDeleted(NeutronSecurityGroup neutronSecurityGroup) {
  64         //TODO: Trigger flowmod removals
  65         int result = canDeleteNeutronSecurityGroup(neutronSecurityGroup);
  66         if  (result != HttpURLConnection.HTTP_OK) {
  67             LOG.error(" delete Neutron Security Rule validation failed for result - {} ", result);
  68         }
  69     }
  70
  71     /**
  72      * Invoked when a Security Rules creation is requested
  73      * to indicate if the specified Rule can be created.
  74      *
  75      * @param neutronSecurityRule  An instance of proposed new Neutron Security Rule object.
  76      * @return A HTTP status code to the creation request.
  77      */
  78
  79     @Override
  80     public int canCreateNeutronSecurityRule(NeutronSecurityRule neutronSecurityRule) {
  81         return HttpURLConnection.HTTP_CREATED;
  82     }
  83
  84     @Override
  85     public void neutronSecurityRuleCreated(NeutronSecurityRule neutronSecurityRule) {
  86         int result = canCreateNeutronSecurityRule(neutronSecurityRule);
  87         if (result != HttpURLConnection.HTTP_CREATED) {
  88             LOG.debug("Neutron Security Group creation failed {} ", result);
  89         }
  90     }
  91
  92     @Override
  93     public int canUpdateNeutronSecurityRule(NeutronSecurityRule delta, NeutronSecurityRule original) {
  94         return HttpURLConnection.HTTP_OK;
  95     }
  96
  97     @Override
  98     public void neutronSecurityRuleUpdated(NeutronSecurityRule neutronSecurityRule) {
  99         // Nothing to do
 100     }
 101
 102     @Override
 103     public int canDeleteNeutronSecurityRule(NeutronSecurityRule neutronSecurityRule) {
 104         return HttpURLConnection.HTTP_OK;
 105     }
 106
 107     @Override
 108     public void neutronSecurityRuleDeleted(NeutronSecurityRule neutronSecurityRule) {
 109         int result = canDeleteNeutronSecurityRule(neutronSecurityRule);
 110         if  (result != HttpURLConnection.HTTP_OK) {
 111             LOG.error(" delete Neutron Security Rule validation failed for result - {} ", result);
 112         }
 113     }
 114
 115     /**
 116      * Process the event.
 117      *
 118      * @param abstractEvent the {@link org.opendaylight.ovsdb.openstack.netvirt.AbstractEvent} event to be handled.
 119      * @see org.opendaylight.ovsdb.openstack.netvirt.api.EventDispatcher
 120      */
 121     @Override
 122     public void processEvent(AbstractEvent abstractEvent) {
 123         if (!(abstractEvent instanceof NorthboundEvent)) {
 124             LOG.error("Unable to process abstract event {}", abstractEvent);
 125             return;
 126         }
 127         NorthboundEvent ev = (NorthboundEvent) abstractEvent;
 128         switch (ev.getAction()) {
 129             // TODO: add handling of events here, once callbacks do something
 130             //       other than logging.
 131             default:
 132                 LOG.warn("Unable to process event action {}", ev.getAction());
 133                 break;
 134         }
 135     }
 136
 137     @Override
 138     public void setDependencies(BundleContext bundleContext, ServiceReference serviceReference) {
 139         eventDispatcher =
 140                 (EventDispatcher) ServiceHelper.getGlobalInstance(EventDispatcher.class, this);
 141         eventDispatcher.eventHandlerAdded(
 142                 bundleContext.getServiceReference(INeutronSecurityGroupAware.class.getName()), this);
 143     }
 144
 145     @Override
 146     public void setDependencies(Object impl) {}
 147 }