Examples with Flow org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow used on opensource projects

Example 6 with Flow

use of org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow in project open-kilda by telstra.

the class ActionServiceTest method shouldFailTier1AndDoNotSendRerouteRequestWhenToggleIsFalse.

@Test
public void shouldFailTier1AndDoNotSendRerouteRequestWhenToggleIsFalse() {
    transactionManager.doInTransaction(() -> {
        KildaFeatureToggles featureToggles = featureTogglesRepository.find().orElseThrow(() -> new IllegalStateException("Feature toggle not found"));
        featureToggles.setFlowLatencyMonitoringReactions(false);
    });
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, NANOSECOND);
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, NANOSECOND);
    Duration latency = Duration.ofNanos((long) (flow.getMaxLatency() * (1 + THRESHOLD)) + 5);
    for (int i = 0; i < 10; i++) {
        clock.adjust(Duration.ofSeconds(10));
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, latency);
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, latency.minus(NANOSECOND));
        service.processTick();
        if (i == 0) {
            assertTrue(service.fsms.values().stream().allMatch(fsm -> UNSTABLE.equals(fsm.getCurrentState())));
        }
    }
    assertEquals(2, service.fsms.values().size());
    assertTrue(service.fsms.values().stream().allMatch(fsm -> TIER_1_FAILED.equals(fsm.getCurrentState())));
    FlowStats actual = flowStatsRepository.findByFlowId(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
    assertEquals(latency.getNano(), actual.getForwardLatency().intValue());
    assertEquals(latency.minus(NANOSECOND).getNano(), actual.getReverseLatency().intValue());
    verifyNoMoreInteractions(carrier);
}

Example 7 with Flow

use of org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow in project open-kilda by telstra.

the class ActionServiceTest method shouldFailTier1AndDoNotSendRerouteRequestForCostStrategy.

@Test
public void shouldFailTier1AndDoNotSendRerouteRequestForCostStrategy() {
    transactionManager.doInTransaction(() -> {
        Flow flowSetup = flowRepository.findById(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
        flowSetup.setPathComputationStrategy(PathComputationStrategy.COST);
    });
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, NANOSECOND);
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, NANOSECOND);
    Duration latency = Duration.ofNanos((long) (flow.getMaxLatency() * (1 + THRESHOLD)) + 5);
    for (int i = 0; i < 10; i++) {
        clock.adjust(Duration.ofSeconds(10));
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, latency);
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, latency.minus(NANOSECOND));
        service.processTick();
        if (i == 0) {
            assertTrue(service.fsms.values().stream().allMatch(fsm -> UNSTABLE.equals(fsm.getCurrentState())));
        }
    }
    assertEquals(2, service.fsms.values().size());
    assertTrue(service.fsms.values().stream().allMatch(fsm -> TIER_1_FAILED.equals(fsm.getCurrentState())));
    FlowStats actual = flowStatsRepository.findByFlowId(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
    assertEquals(latency.getNano(), actual.getForwardLatency().intValue());
    assertEquals(latency.minus(NANOSECOND).getNano(), actual.getReverseLatency().intValue());
    verifyNoMoreInteractions(carrier);
}

Example 8 with Flow

use of org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow in project open-kilda by telstra.

the class ActionServiceTest method shouldFailTier2AndSendRerouteRequest.

@Test
public void shouldFailTier2AndSendRerouteRequest() {
    transactionManager.doInTransaction(() -> {
        Flow flowSetup = flowRepository.findById(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
        flowSetup.setPathComputationStrategy(PathComputationStrategy.MAX_LATENCY);
    });
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, NANOSECOND);
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, NANOSECOND);
    Duration latency = Duration.ofNanos((long) (flow.getMaxLatencyTier2() * (1 + THRESHOLD)) + 5);
    for (int i = 0; i < 10; i++) {
        clock.adjust(Duration.ofSeconds(10));
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, latency);
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, latency.minus(NANOSECOND));
        service.processTick();
        if (i == 0) {
            assertTrue(service.fsms.values().stream().allMatch(fsm -> UNSTABLE.equals(fsm.getCurrentState())));
        }
    }
    assertEquals(2, service.fsms.values().size());
    assertTrue(service.fsms.values().stream().allMatch(fsm -> TIER_2_FAILED.equals(fsm.getCurrentState())));
    FlowStats actual = flowStatsRepository.findByFlowId(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
    assertEquals(latency.getNano(), actual.getForwardLatency().intValue());
    assertEquals(latency.minus(NANOSECOND).getNano(), actual.getReverseLatency().intValue());
    verify(carrier, times(2)).sendFlowRerouteRequest(flow.getFlowId());
    verifyNoMoreInteractions(carrier);
}

Example 9 with Flow

use of org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow in project open-kilda by telstra.

the class ActionServiceTest method shouldFailTier2AndDoNotSendRerouteRequestForCostStrategy.

@Test
public void shouldFailTier2AndDoNotSendRerouteRequestForCostStrategy() {
    transactionManager.doInTransaction(() -> {
        Flow flowSetup = flowRepository.findById(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
        flowSetup.setPathComputationStrategy(PathComputationStrategy.COST);
    });
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, NANOSECOND);
    service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, NANOSECOND);
    Duration latency = Duration.ofNanos((long) (flow.getMaxLatencyTier2() * (1 + THRESHOLD)) + 5);
    for (int i = 0; i < 10; i++) {
        clock.adjust(Duration.ofSeconds(10));
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.FORWARD, latency);
        service.processFlowLatencyMeasurement(flow.getFlowId(), FlowDirection.REVERSE, latency.minus(NANOSECOND));
        service.processTick();
        if (i == 0) {
            assertTrue(service.fsms.values().stream().allMatch(fsm -> UNSTABLE.equals(fsm.getCurrentState())));
        }
    }
    assertEquals(2, service.fsms.values().size());
    assertTrue(service.fsms.values().stream().allMatch(fsm -> TIER_2_FAILED.equals(fsm.getCurrentState())));
    FlowStats actual = flowStatsRepository.findByFlowId(flow.getFlowId()).orElseThrow(() -> new IllegalStateException("Flow not found"));
    assertEquals(latency.getNano(), actual.getForwardLatency().intValue());
    assertEquals(latency.minus(NANOSECOND).getNano(), actual.getReverseLatency().intValue());
    verifyNoMoreInteractions(carrier);
}

Example 10 with Flow

use of org.openkilda.server42.control.messaging.flowrtt.FlowRttControl.Flow in project open-kilda by telstra.

the class CalculateFlowLatencyService method handleGetLinkLatencyResponse.

/**
 * Handle get link latency response. Send check flow latency request if ready.
 */
public void handleGetLinkLatencyResponse(String requestId, Link link, Duration latency) {
    log.debug("Get link latency response for link {} with {} and requestId {}", link, latency, requestId);
    FlowLatencyRequest flowLatencyRequest = requests.get(requestId);
    if (flowLatencyRequest == null) {
        log.warn("Link latency response for unknown request found {}", link);
        return;
    }
    flowLatencyRequest.handleResponse(link, latency);
    if (flowLatencyRequest.isFulfilled()) {
        log.debug("Process calculated latency for requestId {}", requestId);
        String flowId = flowLatencyRequest.getFlowId();
        FlowDirection direction = flowLatencyRequest.getDirection();
        Duration result = flowLatencyRequest.getResult();
        carrier.emitCheckFlowLatencyRequest(flowId, direction, result);
        carrier.emitLatencyStats(flowId, direction, result);
        requests.remove(requestId);
    }
}