Examples with BatchResults org.openkilda.northbound.service.BatchResults used on opensource projects

Example 1 with BatchResults

use of org.openkilda.northbound.service.BatchResults in project open-kilda by telstra.

the class FlowServiceImpl method flowPushUnpush.

/**
 * There are only minor differences between push and unpush .. this utility function helps
 */
private BatchResults flowPushUnpush(List<FlowInfoData> externalFlows, String correlationId, FlowOperation op) {
    LOGGER.debug("Flow {}: {}={}", op, CORRELATION_ID, correlationId);
    LOGGER.debug("Size of list: {}", externalFlows.size());
    // First, send them all, then wait for all the responses.
    // Send the command to both Flow Topology and to TE
    messageConsumer.clear();
    // used for error reporting, if needed
    ArrayList<InfoMessage> flowRequests = new ArrayList<>();
    // used for error reporting, if needed
    ArrayList<InfoMessage> teRequests = new ArrayList<>();
    for (int i = 0; i < externalFlows.size(); i++) {
        FlowInfoData data = externalFlows.get(i);
        // <-- this is what determines PUSH / UNPUSH
        data.setOperation(op);
        String flowCorrelation = correlationId + "-FLOW-" + i;
        InfoMessage flowRequest = new InfoMessage(data, System.currentTimeMillis(), flowCorrelation, Destination.WFM);
        flowRequests.add(flowRequest);
        messageProducer.send(topic, flowRequest);
        String teCorrelation = correlationId + "-TE-" + i;
        InfoMessage teRequest = new InfoMessage(data, System.currentTimeMillis(), teCorrelation, Destination.TOPOLOGY_ENGINE);
        teRequests.add(teRequest);
        messageProducer.send(topoEngTopic, teRequest);
    }
    int flow_success = 0;
    int flow_failure = 0;
    int te_success = 0;
    int te_failure = 0;
    List<String> msgs = new ArrayList<>();
    msgs.add("Total Flows Received: " + externalFlows.size());
    for (int i = 0; i < externalFlows.size(); i++) {
        String flowCorrelation = correlationId + "-FLOW-" + i;
        String teCorrelation = correlationId + "-TE-" + i;
        FlowState expectedState = (op == FlowOperation.PUSH) ? FlowState.UP : FlowState.DOWN;
        try {
            Message flowMessage = (Message) messageConsumer.poll(flowCorrelation);
            FlowStatusResponse response = (FlowStatusResponse) validateInfoMessage(flowRequests.get(i), flowMessage, correlationId);
            FlowIdStatusPayload status = response.getPayload();
            if (status.getStatus() == expectedState) {
                flow_success++;
            } else {
                msgs.add("FAILURE (FlowTopo): Flow " + status.getId() + " NOT in " + expectedState + " state: state = " + status.getStatus());
                flow_failure++;
            }
        } catch (Exception e) {
            msgs.add("EXCEPTION in Flow Topology Response: " + e.getMessage());
            flow_failure++;
        }
        try {
            // TODO: this code block is mostly the same as the previous: consolidate.
            Message teMessage = (Message) messageConsumer.poll(teCorrelation);
            FlowStatusResponse response = (FlowStatusResponse) validateInfoMessage(flowRequests.get(i), teMessage, correlationId);
            FlowIdStatusPayload status = response.getPayload();
            if (status.getStatus() == expectedState) {
                te_success++;
            } else {
                msgs.add("FAILURE (TE): Flow " + status.getId() + " NOT in " + expectedState + " state: state = " + status.getStatus());
                te_failure++;
            }
        } catch (Exception e) {
            msgs.add("EXCEPTION in Topology Engine Response: " + e.getMessage());
            te_failure++;
        }
    }
    BatchResults result = new BatchResults(flow_failure + te_failure, flow_success + te_success, msgs.stream().toArray(String[]::new));
    LOGGER.debug("Returned: ", result);
    return result;
}