diff options
Diffstat (limited to 'vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIpAndEthWriter.java')
-rw-r--r-- | vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIpAndEthWriter.java | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIpAndEthWriter.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIpAndEthWriter.java deleted file mode 100644 index f14a24a3f..000000000 --- a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIpAndEthWriter.java +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright (c) 2017 Cisco and/or its affiliates. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package io.fd.hc2vpp.vpp.classifier.write.acl.common; - -import static com.google.common.base.Preconditions.checkArgument; - -import io.fd.vpp.jvpp.core.dto.ClassifyAddDelSession; -import io.fd.vpp.jvpp.core.dto.ClassifyAddDelTable; -import java.util.ArrayList; -import java.util.List; -import javax.annotation.Nonnull; -import javax.annotation.Nullable; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.ace.actions.PacketHandling; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.InterfaceMode; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.access.lists.acl.access.list.entries.ace.matches.ace.type.AceIpAndEth; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.and.eth.AceIpAndEthNodes; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.and.eth.ace.ip.and.eth.nodes.AceIpVersion; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.and.eth.ace.ip.and.eth.nodes.ace.ip.version.AceIpv4; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.and.eth.ace.ip.and.eth.nodes.ace.ip.version.AceIpv6; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public final class AceIpAndEthWriter - implements AceWriter<AceIpAndEth>, AclTranslator, L2AclTranslator, Ip4AclTranslator, Ip6AclTranslator { - - private static final Logger LOG = LoggerFactory.getLogger(AceIpAndEthWriter.class); - - private static int maskLength(@Nonnull final AceIpAndEth ace, final int vlanTags) { - if (ace.getAceIpAndEthNodes().getAceIpVersion() != null) { - if (ace.getAceIpAndEthNodes().getAceIpVersion() instanceof AceIpv4) { - return 48; - } else { - return vlanTags == 2 - ? 80 - : 64; - } - } - return 16; - } - - @Override - public ClassifyAddDelTable createTable(@Nonnull final AceIpAndEth ace, @Nullable final InterfaceMode mode, - final int nextTableIndex, final int vlanTags) { - final AceIpAndEthNodes nodes = ace.getAceIpAndEthNodes(); - final int numberOfSessions = PortPair.fromRange(nodes.getSourcePortRange(), nodes.getDestinationPortRange()).size(); - final ClassifyAddDelTable request = createTable(nextTableIndex, numberOfSessions); - final int maskLength = maskLength(ace, vlanTags); - request.mask = new byte[maskLength]; - request.skipNVectors = 0; - request.matchNVectors = maskLength / 16; - - boolean aceIsEmpty = - destinationMacAddressMask(nodes.getDestinationMacAddressMask(), nodes.getDestinationMacAddress(), request); - aceIsEmpty &= sourceMacAddressMask(nodes.getSourceMacAddressMask(), nodes.getSourceMacAddress(), request); - - // if we use classifier API, we need to know ip version (fields common for ip4 and ip6 have different offsets): - final AceIpVersion aceIpVersion = nodes.getAceIpVersion(); - checkArgument(aceIpVersion != null, "AceIpAndEth have to define IpVersion"); - - final int baseOffset = getVlanTagsLen(vlanTags); - if (aceIpVersion instanceof AceIpv4) { - final AceIpv4 ipVersion = (AceIpv4) aceIpVersion; - aceIsEmpty &= ip4Mask(baseOffset, mode, nodes, ipVersion, request); - } else if (aceIpVersion instanceof AceIpv6) { - final AceIpv6 ipVersion = (AceIpv6) aceIpVersion; - aceIsEmpty &= ip6Mask(baseOffset, mode, nodes, ipVersion, request); - } else { - throw new IllegalArgumentException(String.format("Unsupported IP version %s", aceIpVersion)); - } - - if (aceIsEmpty) { - throw new IllegalArgumentException( - String.format("Ace %s does not define packet field match values", ace.toString())); - } - - LOG.debug("ACE rule={} translated to table={}.", ace, request); - return request; - } - - @Override - public List<ClassifyAddDelSession> createSession(@Nonnull final PacketHandling action, - @Nonnull final AceIpAndEth ace, - @Nullable final InterfaceMode mode, final int tableIndex, - final int vlanTags) { - final AceIpAndEthNodes nodes = ace.getAceIpAndEthNodes(); - final List<PortPair> portPairs = PortPair.fromRange(nodes.getSourcePortRange(), nodes.getDestinationPortRange()); - final List<ClassifyAddDelSession> requests = new ArrayList<>(portPairs.size()); - for (final PortPair pair : portPairs) { - final ClassifyAddDelSession request = createSession(action, tableIndex); - request.match = new byte[maskLength(ace, vlanTags)]; - - boolean noMatch = destinationMacAddressMatch(nodes.getDestinationMacAddress(), request); - noMatch &= sourceMacAddressMatch(nodes.getSourceMacAddress(), request); - - final AceIpVersion aceIpVersion = nodes.getAceIpVersion(); - checkArgument(aceIpVersion != null, "AceIpAndEth have to define IpVersion"); - - final int baseOffset = getVlanTagsLen(vlanTags); - if (aceIpVersion instanceof AceIpv4) { - final AceIpv4 ipVersion = (AceIpv4) aceIpVersion; - noMatch &= ip4Match(baseOffset, mode, nodes, ipVersion, pair.getSrc(), pair.getDst(), request); - } else if (aceIpVersion instanceof AceIpv6) { - final AceIpv6 ipVersion = (AceIpv6) aceIpVersion; - noMatch &= ip6Match(baseOffset, mode, nodes, ipVersion, pair.getSrc(), pair.getDst(), request); - } else { - throw new IllegalArgumentException(String.format("Unsupported IP version %s", aceIpVersion)); - } - - if (noMatch) { - throw new IllegalArgumentException( - String.format("Ace %s does not define packet field match values", ace.toString())); - } - LOG.debug("ACE action={}, rule={} translated to session={}.", action, ace, request); - requests.add(request); - } - return requests; - } -} |