openstack/net-virt-sfc/impl/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/sfc/workaround/services/AclUtils.java

   1 /*
   2  * Copyright © 2016 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.sfc.workaround.services;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.AccessListsBuilder;
  14 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.Acl;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.AclBuilder;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.AccessListEntriesBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.Ace;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.AceBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.ace.ActionsBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.ace.MatchesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.ace.actions.packet.handling.PermitBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.ace.matches.ace.type.AceIpBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev150317.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.ace.ip.version.AceIpv4Builder;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.packet.fields.rev150611.acl.transport.header.fields.DestinationPortRangeBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.packet.fields.rev150611.acl.transport.header.fields.SourcePortRangeBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.netvirt.sfc.acl.rev150105.RedirectToSfc;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.netvirt.sfc.acl.rev150105.RedirectToSfcBuilder;
  29
  30 public class AclUtils {
  31     private static final String ACLNAME= "httpAcl";
  32     private static final String RULENAME= "httpRule";
  33     private static final String SFCNAME = "SFC";
  34
  35     public MatchesBuilder matchesBuilder(MatchesBuilder matchesBuilder, int dstPort) {
  36         SourcePortRangeBuilder sourcePortRangeBuilder = new SourcePortRangeBuilder()
  37                 .setLowerPort(PortNumber.getDefaultInstance("0"))
  38                 .setUpperPort(PortNumber.getDefaultInstance("0"));
  39
  40         PortNumber portNumber = new PortNumber(dstPort);
  41         DestinationPortRangeBuilder destinationPortRangeBuilder = new DestinationPortRangeBuilder()
  42                 .setLowerPort(portNumber)
  43                 .setUpperPort(portNumber);
  44
  45         AceIpBuilder aceIpBuilder = new AceIpBuilder()
  46                 .setSourcePortRange(sourcePortRangeBuilder.build())
  47                 .setDestinationPortRange(destinationPortRangeBuilder.build())
  48                 .setProtocol((short)6);
  49
  50         return matchesBuilder.setAceType(aceIpBuilder.build());
  51     }
  52
  53     public ActionsBuilder actionsBuilder(ActionsBuilder actionsBuilder, Boolean permit) {
  54         return actionsBuilder.setPacketHandling(new PermitBuilder().setPermit(permit).build());
  55     }
  56
  57     public ActionsBuilder actionsBuilder(ActionsBuilder actionsBuilder, String sfcName, boolean renderRsp) {
  58         RedirectToSfcBuilder redirectToSfcBuilder = new RedirectToSfcBuilder()
  59                 .setSfcName(sfcName)
  60                 .setRenderRsp(renderRsp);
  61
  62         return actionsBuilder.addAugmentation(RedirectToSfc.class, redirectToSfcBuilder.build());
  63     }
  64
  65     public AceBuilder aceBuilder(AceBuilder accessListEntryBuilder,
  66                                  String ruleName,
  67                                  MatchesBuilder matchesBuilder,
  68                                  ActionsBuilder actionsBuilder) {
  69         return accessListEntryBuilder
  70                 .setRuleName(ruleName)
  71                 .setMatches(matchesBuilder.build())
  72                 .setActions(actionsBuilder.build());
  73     }
  74
  75     public AccessListEntriesBuilder accessListEntriesBuidler(AccessListEntriesBuilder accessListEntriesBuilder,
  76                                                              AceBuilder aceBuilder) {
  77         List<Ace> aceList = new ArrayList<>();
  78         aceList.add(aceBuilder.build());
  79
  80         return accessListEntriesBuilder.setAce(aceList);
  81     }
  82
  83     public AclBuilder aclBuilder(AclBuilder aclBuilder,
  84                                  String aclName,
  85                                  AccessListEntriesBuilder accessListEntriesBuilder) {
  86         return aclBuilder
  87                 .setAclName(aclName)
  88                 .setAccessListEntries(accessListEntriesBuilder.build());
  89     }
  90
  91     public AccessListsBuilder accessListsbuilder(AccessListsBuilder accessListsBuilder,
  92                                                  AclBuilder aclBuilder) {
  93         List<Acl> aclList = new ArrayList<>();
  94         aclList.add(aclBuilder.build());
  95
  96         return accessListsBuilder.setAcl(aclList);
  97     }
  98
  99     public AccessListsBuilder accessListsBuilder(boolean renderRsp) {
 100         String ruleName = RULENAME;
 101         String sfcName = SFCNAME;
 102         MatchesBuilder matchesBuilder = matchesBuilder(new MatchesBuilder(), 80);
 103         ActionsBuilder actionsBuilder = actionsBuilder(new ActionsBuilder(), sfcName, renderRsp);
 104         AceBuilder accessListEntryBuilder =
 105                 aceBuilder(new AceBuilder(), ruleName, matchesBuilder, actionsBuilder);
 106         AccessListEntriesBuilder accessListEntriesBuilder =
 107                 accessListEntriesBuidler(new AccessListEntriesBuilder(), accessListEntryBuilder);
 108         AclBuilder accessListBuilder =
 109                 aclBuilder(new AclBuilder(), ACLNAME, accessListEntriesBuilder);
 110         AccessListsBuilder accessListsBuilder =
 111                 accessListsbuilder(new AccessListsBuilder(), accessListBuilder);
 112         return accessListsBuilder;
 113     }
 114 }