@Override public void applyTo( HeaderSpace.Builder headerSpaceBuilder, JuniperConfiguration jc, Warnings w, Configuration c) { headerSpaceBuilder.setSrcPorts( Iterables.concat(headerSpaceBuilder.getSrcPorts(), ImmutableSet.of(_portRange))); }
@Override public void exitAat_source_port(Aat_source_portContext ctx) { SubRange subrange = toSubRange(ctx.subrange()); HeaderSpace oldHeaderSpace = _currentApplicationTerm.getHeaderSpace(); _currentApplicationTerm.setHeaderSpace( oldHeaderSpace .toBuilder() .setSrcPorts( ImmutableSet.<SubRange>builder() .addAll(oldHeaderSpace.getSrcPorts()) .add(subrange) .build()) .build()); }
public void applyTo(HeaderSpace.Builder destinationHeaderSpace) { destinationHeaderSpace.setIpProtocols( Iterables.concat(destinationHeaderSpace.getIpProtocols(), _headerSpace.getIpProtocols())); destinationHeaderSpace.setDstPorts( Iterables.concat(destinationHeaderSpace.getDstPorts(), _headerSpace.getDstPorts())); destinationHeaderSpace.setSrcPorts( Iterables.concat(destinationHeaderSpace.getSrcPorts(), _headerSpace.getSrcPorts())); }
break; case SOURCE_PORT: headerSpaceBuilder.setSrcPorts( Iterables.concat(headerSpaceBuilder.getSrcPorts(), match.toPortRanges())); break;
.setIpProtocols(srcHeaderSpace.getIpProtocols()) .setDstIps(srcHeaderSpace.getSrcIps()) .setSrcPorts(srcHeaderSpace.getDstPorts()) .setTcpFlags( ImmutableSet.of(TcpFlagsMatchConditions.ACK_TCP_FLAG)) .setIpProtocols(srcHeaderSpace.getIpProtocols()) .setSrcIps(srcHeaderSpace.getDstIps()) .setSrcPorts(srcHeaderSpace.getDstPorts()) .setTcpFlags( ImmutableSet.of(TcpFlagsMatchConditions.ACK_TCP_FLAG))
.setSrcOrDstPorts(_srcOrDstPorts) .setSrcOrDstProtocols(_srcOrDstProtocols) .setSrcPorts(_srcPorts) .setSrcProtocols(_srcProtocols) .setStates(_states)
.setSrcIps(originalHeaderSpace.getSrcIps()) .setDstIps(originalHeaderSpace.getDstIps()) .setSrcPorts(originalHeaderSpace.getSrcPorts()) .setDstPorts(originalHeaderSpace.getDstPorts()) .setIpProtocols(originalHeaderSpace.getIpProtocols()) reversedHeaderSpaceBuilder .setSrcIps(originalHeaderSpace.getDstIps()) .setSrcPorts(originalHeaderSpace.getDstPorts()) .setDstIps(originalHeaderSpace.getSrcIps()) .setDstPorts(originalHeaderSpace.getSrcPorts())
public static Optional<HeaderSpace> intersect(HeaderSpace h1, HeaderSpace h2) { checkArgument(isUnconstrained(h1.getSrcOrDstIps())); checkArgument(isUnconstrained(h2.getSrcOrDstIps())); checkArgument(isUnconstrained(h1.getSrcOrDstPorts())); checkArgument(isUnconstrained(h2.getSrcOrDstPorts())); checkArgument(isUnconstrained(h1.getSrcOrDstProtocols())); checkArgument(isUnconstrained(h2.getSrcOrDstProtocols())); try { return Optional.of( HeaderSpace.builder() .setDscps(intersectSimpleSets(h1.getDscps(), h2.getDscps())) .setDstIps(intersection(h1.getDstIps(), h2.getDstIps())) .setDstPorts(intersectSubRangeSets(h1.getDstPorts(), h2.getDstPorts())) .setDstProtocols(intersectSimpleSets(h1.getDstProtocols(), h2.getDstProtocols())) .setIpProtocols(intersectSimpleSets(h1.getIpProtocols(), h2.getIpProtocols())) .setIcmpCodes(intersectSubRangeSets(h1.getIcmpCodes(), h2.getIcmpCodes())) .setIcmpTypes(intersectSubRangeSets(h1.getIcmpTypes(), h2.getIcmpTypes())) .setNotDstIps(AclIpSpace.union(h1.getNotDstIps(), h2.getNotDstIps())) .setNotDstPorts(Sets.union(h1.getNotDstPorts(), h2.getNotDstPorts())) .setNotSrcIps(AclIpSpace.union(h1.getNotSrcIps(), h2.getNotSrcIps())) .setNotSrcPorts(Sets.union(h1.getNotSrcPorts(), h2.getNotSrcPorts())) .setSrcIps(AclIpSpace.intersection(h1.getSrcIps(), h2.getSrcIps())) .setSrcOrDstPorts(intersectSubRangeSets(h1.getSrcOrDstPorts(), h2.getSrcOrDstPorts())) .setSrcPorts(intersectSubRangeSets(h1.getSrcPorts(), h2.getSrcPorts())) .setTcpFlags(intersectTcpFlagMatchConditions(h1.getTcpFlags(), h2.getTcpFlags())) .build()); } catch (NoIntersection e) { return Optional.empty(); } }
/** * Convert packet header constraints to a {@link HeaderSpace.Builder} * * <p><b>Does not resolve/set source and destination IPs</b> */ public static HeaderSpace.Builder toHeaderSpaceBuilder(PacketHeaderConstraints phc) { // Note: headerspace builder does not accept nulls, so we have to convert nulls to empty sets HeaderSpace.Builder builder = HeaderSpace.builder() .setIpProtocols(firstNonNull(phc.resolveIpProtocols(), ImmutableSortedSet.of())) .setSrcPorts(extractSubranges(phc.getSrcPorts())) .setDstPorts(extractSubranges(phc.resolveDstPorts())) .setIcmpCodes(extractSubranges(phc.getIcmpCodes())) .setIcmpTypes(extractSubranges(phc.getIcmpTypes())) .setDstProtocols(firstNonNull(phc.getApplications(), ImmutableSortedSet.of())) .setFragmentOffsets(extractSubranges(phc.getFragmentOffsets())) .setPacketLengths(extractSubranges(phc.getPacketLengths())) .setTcpFlags(firstNonNull(phc.getTcpFlags(), ImmutableSet.of())) .setStates(firstNonNull(phc.getFlowStates(), ImmutableSortedSet.of())); if (phc.getDscps() != null) { builder.setDscps(phc.getDscps().enumerate()); } if (phc.getEcns() != null) { builder.setEcns(ImmutableSortedSet.copyOf(phc.getEcns().enumerate())); } return builder; }
@Override public HeaderSpace specialize(HeaderSpace headerSpace) { return headerSpace .toBuilder() // combine dstIps and notDstIps into dstIps .setDstIps(specializeIpSpace(headerSpace.getDstIps(), _dstIpSpaceSpecializer)) .setNotDstIps(specializeIpSpace(headerSpace.getNotDstIps(), _dstIpSpaceSpecializer)) .setDstPorts(specializeSubRange(headerSpace.getDstPorts(), _pkt.getDstPort())) .setNotDstPorts(specializeSubRange(headerSpace.getNotDstPorts(), _pkt.getDstPort())) .setIpProtocols(specializeIpProtocols(headerSpace.getIpProtocols())) .setIcmpCodes(specializeSubRange(headerSpace.getIcmpCodes(), _pkt.getIcmpCode())) .setIcmpTypes(specializeSubRange(headerSpace.getIcmpTypes(), _pkt.getIcmpType())) .setSrcOrDstIps( specializeIpSpace( headerSpace.getSrcOrDstIps(), _dstIpSpaceSpecializer, _srcIpSpaceSpecializer)) .setSrcOrDstPorts( specializeSubRange( headerSpace.getSrcOrDstPorts(), _pkt.getSrcPort(), _pkt.getDstPort())) .setSrcPorts(specializeSubRange(headerSpace.getSrcPorts(), _pkt.getSrcPort())) .setNotSrcPorts(specializeSubRange(headerSpace.getNotSrcPorts(), _pkt.getSrcPort())) .setSrcIps(specializeIpSpace(headerSpace.getSrcIps(), _srcIpSpaceSpecializer)) .setNotSrcIps(specializeIpSpace(headerSpace.getNotSrcIps(), _srcIpSpaceSpecializer)) .setTcpFlags(specializeTcpFlags(headerSpace.getTcpFlags())) .build(); }
@Override public IpAccessList toIpAccessList(LineAction action, PaloAltoConfiguration pc, Vsys vsys) { HeaderSpace.Builder headerSpaceBuilder = HeaderSpace.builder(); headerSpaceBuilder.setSrcPorts( _sourcePorts.stream().map(SubRange::new).collect(Collectors.toSet())); headerSpaceBuilder.setDstPorts(_ports.stream().map(SubRange::new).collect(Collectors.toSet())); headerSpaceBuilder.setIpProtocols(ImmutableList.of(_protocol)); return IpAccessList.builder() .setName(_name) .setLines( ImmutableList.of( IpAccessListLine.builder() .setAction(action) .setMatchCondition(new MatchHeaderSpace(headerSpaceBuilder.build())) .build())) .setSourceName(_name) .setSourceType(PaloAltoStructureType.SERVICE.getDescription()) .build(); } }
@Override @Nonnull public AclLineMatchExpr toAclLineMatchExpr(Map<String, ObjectGroup> objectGroups) { return new MatchHeaderSpace( HeaderSpace.builder() .setDscps(_dscps) .setDstPorts(_dstPortRanges) .setEcns(_ecns) .setIcmpCodes( _icmpCode != null ? ImmutableSet.of(new SubRange(_icmpCode)) : ImmutableSet.of()) .setIcmpTypes( _icmpType != null ? ImmutableSet.of(new SubRange(_icmpType)) : ImmutableSet.of()) .setIpProtocols( _protocol != IpProtocol.IP ? ImmutableSet.of(_protocol) : ImmutableSet.of()) .setSrcPorts(_srcPortRanges) .setStates(_states) .setTcpFlags(_tcpFlags) .build()); }
public static MatchHeaderSpace matchSrcPort(int port) { return match( HeaderSpace.builder().setSrcPorts(ImmutableList.of(new SubRange(port, port))).build()); }
@Override public AclLineMatchExpr toAclLineMatchExpr() { HeaderSpace.Builder b = HeaderSpace.builder().setIpProtocols(ImmutableList.copyOf(_protocols)); b.setDstPorts(_dstPorts); b.setSrcPorts(_srcPorts); if (_icmpType != null) { b.setIcmpTypes(ImmutableList.of(new SubRange(_icmpType))); } return new MatchHeaderSpace(b.build()); } }
public static MatchHeaderSpace match5Tuple( Ip srcIp, int srcPort, Ip dstIp, int dstPort, IpProtocol ipProtocol) { return new MatchHeaderSpace( HeaderSpace.builder() .setSrcIps(srcIp.toIpSpace()) .setSrcPorts(ImmutableList.of(new SubRange(srcPort, srcPort))) .setDstIps(dstIp.toIpSpace()) .setDstPorts(ImmutableList.of(new SubRange(dstPort, dstPort))) .setIpProtocols(ImmutableList.of(ipProtocol)) .build()); } }
@Override public Void visitNatRuleMatchSrcPort(NatRuleMatchSrcPort natRuleMatchSrcPort) { _headerSpace.setSrcPorts( ImmutableList.of(new SubRange(natRuleMatchSrcPort.getFrom(), natRuleMatchSrcPort.getTo()))); return null; } }