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/*
* Copyright (c) 2016 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.acl.util.ace;
import io.fd.hc2vpp.acl.util.ace.extractor.MacIpAceDataExtractor;
import io.fd.hc2vpp.acl.util.ace.extractor.StandardAceDataExtractor;
import io.fd.hc2vpp.acl.util.protocol.ProtoPreBindRuleProducer;
import io.fd.vpp.jvpp.acl.types.AclRule;
import io.fd.vpp.jvpp.acl.types.MacipAclRule;
import java.util.List;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.Ace;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.access.lists.acl.access.list.entries.ace.matches.ace.type.VppAce;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.access.lists.acl.access.list.entries.ace.matches.ace.type.VppMacipAce;
/**
* Convert Ace's to vpp rules
*/
public interface AceConverter extends MacIpAceDataExtractor, StandardAceDataExtractor, ProtoPreBindRuleProducer {
default MacipAclRule[] convertToMacIpAclRules(@Nonnull final List<Ace> aces) {
return aces.stream()
.map(ace -> {
final VppMacipAce macIpAce = fromMacIpAce(ace);
MacipAclRule rule = new MacipAclRule();
rule.srcMac = sourceMacAsBytes(macIpAce);
rule.srcMacMask = sourceMacMaskAsBytes(macIpAce);
rule.isPermit = macIpAction(ace);
if (macIpIsIpv6(macIpAce)) {
rule.isIpv6 = 1;
rule.srcIpAddr = ipv6Address(macIpAce);
rule.srcIpPrefixLen = ipv6AddressPrefix(macIpAce);
} else {
rule.isIpv6 = 0;
rule.srcIpAddr = ipv4Address(macIpAce);
rule.srcIpPrefixLen = ipv4AddressPrefix(macIpAce);
}
return rule;
})
.collect(Collectors.toList())
.toArray(new MacipAclRule[aces.size()]);
}
default AclRule[] convertToStandardAclRules(@Nonnull final List<Ace> aces) {
return aces.stream()
.map(ace -> {
final VppAce standardAce = fromStandardAce(ace);
// pre-bind rule with protocol based attributes
AclRule rule = createPreBindRule(standardAce);
rule.isPermit = standardAction(ace);
if (standardIsIpv6(ace)) {
rule.isIpv6 = 1;
rule.srcIpAddr = ipv6SourceAddress(standardAce);
rule.srcIpPrefixLen = ipv6SourceAddressPrefix(standardAce);
rule.dstIpAddr = ipv6DestinationAddress(standardAce);
rule.dstIpPrefixLen = ipv6DestinationAddressPrefix(standardAce);
} else {
rule.isIpv6 = 0;
rule.srcIpAddr = ipv4SourceAddress(standardAce);
rule.srcIpPrefixLen = ipv4SourceAddressPrefix(standardAce);
rule.dstIpAddr = ipv4DestinationAddress(standardAce);
rule.dstIpPrefixLen = ipv4DestinationAddressPrefix(standardAce);
}
return rule;
})
.collect(Collectors.toList())
.toArray(new AclRule[aces.size()]);
}
}
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