diff options
Diffstat (limited to 'vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIp4Writer.java')
-rw-r--r-- | vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIp4Writer.java | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIp4Writer.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIp4Writer.java deleted file mode 100644 index e66d79215..000000000 --- a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/vpp/classifier/write/acl/common/AceIp4Writer.java +++ /dev/null @@ -1,94 +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 com.google.common.annotations.VisibleForTesting; -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.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.ace.matches.ace.type.AceIp; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.ace.matches.ace.type.ace.ip.ace.ip.version.AceIpv4; -import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.classifier.acl.rev170315.InterfaceMode; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -final class AceIp4Writer implements AceWriter<AceIp>, AclTranslator, Ip4AclTranslator { - - @VisibleForTesting - static final int MATCH_N_VECTORS = 3; // number of 16B vectors - private static final int TABLE_MASK_LENGTH = 48; - private static final Logger LOG = LoggerFactory.getLogger(AceIp4Writer.class); - - @Override - public ClassifyAddDelTable createTable(@Nonnull final AceIp aceIp, - @Nullable final InterfaceMode mode, - final int nextTableIndex, - final int vlanTags) { - checkArgument(aceIp.getAceIpVersion() instanceof AceIpv4, "Expected AceIpv4 version, but was %", aceIp); - final AceIpv4 ipVersion = (AceIpv4) aceIp.getAceIpVersion(); - - final int numberOfSessions = PortPair.fromRange(aceIp.getSourcePortRange(), aceIp.getDestinationPortRange()).size(); - final ClassifyAddDelTable request = createTable(nextTableIndex, numberOfSessions); - request.skipNVectors = 0; // match entire L2 and L3 header - request.matchNVectors = MATCH_N_VECTORS; - request.mask = new byte[TABLE_MASK_LENGTH]; - - final int baseOffset = getVlanTagsLen(vlanTags); - boolean aceIsEmpty = ip4Mask(baseOffset, mode, aceIp, ipVersion, request); - if (aceIsEmpty) { - throw new IllegalArgumentException( - String.format("Ace %s does not define packet field match values", aceIp.toString())); - } - - LOG.debug("ACE rule={} translated to table={}.", aceIp, request); - return request; - } - - @Override - public List<ClassifyAddDelSession> createSession(@Nonnull final PacketHandling action, - @Nonnull final AceIp aceIp, - @Nullable final InterfaceMode mode, - final int tableIndex, - final int vlanTags) { - checkArgument(aceIp.getAceIpVersion() instanceof AceIpv4, "Expected AceIpv4 version, but was %", aceIp); - final AceIpv4 ipVersion = (AceIpv4) aceIp.getAceIpVersion(); - - final List<PortPair> portPairs = PortPair.fromRange(aceIp.getSourcePortRange(), aceIp.getDestinationPortRange()); - final List<ClassifyAddDelSession> requests = new ArrayList<>(portPairs.size()); - for (final PortPair pair : portPairs) { - final ClassifyAddDelSession request = createSession(action, tableIndex); - request.match = new byte[TABLE_MASK_LENGTH]; - - final int baseOffset = getVlanTagsLen(vlanTags); - boolean noMatch = ip4Match(baseOffset, mode, aceIp, ipVersion, pair.getSrc(), pair.getDst(), request); - if (noMatch) { - throw new IllegalArgumentException( - String.format("Ace %s does not define packet field match values", aceIp.toString())); - } - - LOG.debug("ACE action={}, rule={} translated to session={}.", action, aceIp, request); - requests.add(request); - } - return requests; - } -} |