Examples with PathSegment org.openkilda.model.PathSegment used on opensource projects

Example 36 with PathSegment

use of org.openkilda.model.PathSegment in project open-kilda by telstra.

the class SimpleSwitchRuleConverter method buildEgressSimpleSwitchRules.

private List<SimpleSwitchRule> buildEgressSimpleSwitchRules(Flow flow, FlowPath flowPath, PathSegment egressSegment, EncapsulationId encapsulationId) {
    List<SimpleSwitchRule> rules = new ArrayList<>();
    FlowSideAdapter egressAdapter = FlowSideAdapter.makeEgressAdapter(flow, flowPath);
    FlowEndpoint endpoint = egressAdapter.getEndpoint();
    SimpleSwitchRule rule = SimpleSwitchRule.builder().switchId(flowPath.getDestSwitchId()).outPort(endpoint.getPortNumber()).inPort(egressSegment.getDestPort()).cookie(flowPath.getCookie().getValue()).egressRule(true).build();
    if (flow.getEncapsulationType().equals(FlowEncapsulationType.TRANSIT_VLAN)) {
        rule.setInVlan(encapsulationId.getEncapsulationId());
        rule.setOutVlan(calcVlanSetSequence(Collections.singletonList(encapsulationId.getEncapsulationId()), endpoint.getVlanStack()));
    } else if (flow.getEncapsulationType().equals(FlowEncapsulationType.VXLAN)) {
        rule.setTunnelId(encapsulationId.getEncapsulationId());
        rule.setOutVlan(calcVlanSetSequence(Collections.emptyList(), endpoint.getVlanStack()));
    }
    if (egressAdapter.isLooped() && !flowPath.isProtected()) {
        rules.add(buildTransitLoopRuleForEgressSwitch(rule, flowPath));
    }
    rules.add(rule);
    Optional<FlowMirrorPoints> foundFlowMirrorPoints = flowPath.getFlowMirrorPointsSet().stream().filter(mirrorPoints -> mirrorPoints.getMirrorSwitchId().equals(egressSegment.getDestSwitchId())).findFirst();
    if (foundFlowMirrorPoints.isPresent()) {
        FlowMirrorPoints flowMirrorPoints = foundFlowMirrorPoints.get();
        rules.add(rule.toBuilder().outPort(0).cookie(flowPath.getCookie().toBuilder().mirror(true).build().getValue()).groupId(flowMirrorPoints.getMirrorGroupId().intValue()).groupBuckets(mapGroupBuckets(flowMirrorPoints.getMirrorPaths(), endpoint.getPortNumber(), 0, 0)).build());
    }
    return rules;
}

Example 37 with PathSegment

use of org.openkilda.model.PathSegment in project open-kilda by telstra.

the class SimpleSwitchRuleConverter method buildTransitAndEgressSimpleSwitchRules.

private List<SimpleSwitchRule> buildTransitAndEgressSimpleSwitchRules(Flow flow, FlowPath flowPath, EncapsulationId encapsulationId) {
    List<PathSegment> orderedSegments = flowPath.getSegments().stream().sorted(Comparator.comparingInt(PathSegment::getSeqId)).collect(Collectors.toList());
    List<SimpleSwitchRule> rules = new ArrayList<>();
    for (int i = 1; i < orderedSegments.size(); i++) {
        PathSegment srcPathSegment = orderedSegments.get(i - 1);
        PathSegment dstPathSegment = orderedSegments.get(i);
        rules.add(buildTransitSimpleSwitchRule(flow, flowPath, srcPathSegment, dstPathSegment, encapsulationId));
    }
    PathSegment egressSegment = orderedSegments.get(orderedSegments.size() - 1);
    if (!egressSegment.getDestSwitchId().equals(flowPath.getDestSwitchId())) {
        throw new IllegalStateException(String.format("PathSegment was not found for egress flow rule, flowId: %s", flow.getFlowId()));
    }
    rules.addAll(buildEgressSimpleSwitchRules(flow, flowPath, egressSegment, encapsulationId));
    return rules;
}

Example 38 with PathSegment

use of org.openkilda.model.PathSegment in project open-kilda by telstra.

the class FlowPathMapper method map.

/**
 * Convert path's {@link PathSegment} to {@link PathInfoData}.
 */
public PathInfoData map(List<PathSegment> pathSegments) {
    PathInfoData result = new PathInfoData();
    int seqId = 0;
    List<PathNode> nodes = new ArrayList<>();
    for (PathSegment pathSegment : pathSegments) {
        nodes.add(new PathNode(pathSegment.getSrcSwitchId(), pathSegment.getSrcPort(), seqId++, pathSegment.getLatency()));
        nodes.add(new PathNode(pathSegment.getDestSwitchId(), pathSegment.getDestPort(), seqId++));
    }
    result.setPath(nodes);
    return result;
}

Example 39 with PathSegment

use of org.openkilda.model.PathSegment in project open-kilda by telstra.

the class FlowPathMapper method mapToPathNodes.

/**
 * Convert {@link FlowPath} to {@link PathNodePayload}.
 */
public List<PathNodePayload> mapToPathNodes(FlowPath flowPath, int inPort, int outPort) {
    List<PathNodePayload> resultList = new ArrayList<>();
    if (flowPath.getSegments().isEmpty()) {
        resultList.add(new PathNodePayload(flowPath.getSrcSwitchId(), inPort, outPort));
    } else {
        List<PathSegment> pathSegments = flowPath.getSegments();
        resultList.add(new PathNodePayload(flowPath.getSrcSwitchId(), inPort, pathSegments.get(0).getSrcPort()));
        for (int i = 1; i < pathSegments.size(); i++) {
            PathSegment inputNode = pathSegments.get(i - 1);
            PathSegment outputNode = pathSegments.get(i);
            resultList.add(new PathNodePayload(inputNode.getDestSwitchId(), inputNode.getDestPort(), outputNode.getSrcPort()));
        }
        resultList.add(new PathNodePayload(flowPath.getDestSwitchId(), pathSegments.get(pathSegments.size() - 1).getDestPort(), outPort));
    }
    return resultList;
}

Example 40 with PathSegment

use of org.openkilda.model.PathSegment in project open-kilda by telstra.

the class IntersectionComputer method getLongestIntersectionOfSegments.

private static List<PathSegment> getLongestIntersectionOfSegments(List<Iterator<PathSegment>> pathSegments) {
    List<PathSegment> result = new ArrayList<>();
    // Iterate over the first path's segments and check other paths' segments.
    Iterator<PathSegment> firstPathSegmentIterator = pathSegments.get(0);
    while (firstPathSegmentIterator.hasNext()) {
        PathSegment firstPathSegment = firstPathSegmentIterator.next();
        for (Iterator<PathSegment> it : pathSegments.subList(1, pathSegments.size())) {
            if (it.hasNext()) {
                PathSegment anotherSegment = it.next();
                if (!firstPathSegment.getSrcSwitchId().equals(anotherSegment.getSrcSwitchId()) || firstPathSegment.getSrcPort() != anotherSegment.getSrcPort() || !firstPathSegment.getDestSwitchId().equals(anotherSegment.getDestSwitchId()) || firstPathSegment.getDestPort() != anotherSegment.getDestPort()) {
                    return result;
                }
            } else {
                return result;
            }
        }
        result.add(firstPathSegment);
    }
    return result;
}