Examples with D2RelativeStrategyProperties com.linkedin.d2.D2RelativeStrategyProperties used on opensource projects

Example 36 with D2RelativeStrategyProperties

use of com.linkedin.d2.D2RelativeStrategyProperties in project rest.li by linkedin.

the class TestLoadBalancerPerformanceSimulation method buildDefaultRunnerWithRecoveringBadHost.

private LoadBalancerStrategyTestRunner buildDefaultRunnerWithRecoveringBadHost(int numHosts, LatencyCorrelation recoveringHostLatencyCorrelation, double relativeLatencyLowThresholdFactor) {
    List<LatencyCorrelation> latencyCorrelationList = new ArrayList<>();
    latencyCorrelationList.add(recoveringHostLatencyCorrelation);
    for (int i = 0; i < numHosts - 1; i++) {
        latencyCorrelationList.add(HEALTHY_HOST_LATENCY_CORRELATION);
    }
    D2RelativeStrategyProperties relativeStrategyProperties = new D2RelativeStrategyProperties().setRelativeLatencyLowThresholdFactor(relativeLatencyLowThresholdFactor).setRelativeLatencyHighThresholdFactor(1.5);
    return new LoadBalancerStrategyTestRunnerBuilder(loadBalancerStrategyType.RELATIVE, DEFAULT_SERVICE_NAME, numHosts).setConstantRequestCount(DEFAULT_REQUESTS_PER_INTERVAL).setNumIntervals(200).setDynamicLatency(latencyCorrelationList).setRelativeLoadBalancerStrategies(relativeStrategyProperties).build();
}

Example 37 with D2RelativeStrategyProperties

use of com.linkedin.d2.D2RelativeStrategyProperties in project rest.li by linkedin.

the class RelativeLoadBalancerStrategyFactory method putDefaultValues.

static D2RelativeStrategyProperties putDefaultValues(D2RelativeStrategyProperties properties) {
    properties.setUpStep(getOrDefault(properties.getUpStep(), DEFAULT_UP_STEP));
    properties.setDownStep(getOrDefault(properties.getDownStep(), DEFAULT_DOWN_STEP));
    properties.setHighErrorRate(getOrDefault(properties.getHighErrorRate(), DEFAULT_HIGH_ERROR_RATE));
    properties.setLowErrorRate(getOrDefault(properties.getLowErrorRate(), DEFAULT_LOW_ERROR_RATE));
    properties.setRelativeLatencyHighThresholdFactor(getOrDefault(properties.getRelativeLatencyHighThresholdFactor(), DEFAULT_RELATIVE_LATENCY_HIGH_THRESHOLD_FACTOR));
    properties.setRelativeLatencyLowThresholdFactor(getOrDefault(properties.getRelativeLatencyLowThresholdFactor(), DEFAULT_RELATIVE_LATENCY_LOW_THRESHOLD_FACTOR));
    properties.setMinCallCount(getOrDefault(properties.getMinCallCount(), DEFAULT_MIN_CALL_COUNT));
    properties.setUpdateIntervalMs(getOrDefault(properties.getUpdateIntervalMs(), DEFAULT_UPDATE_INTERVAL_MS));
    properties.setInitialHealthScore(getOrDefault(properties.getInitialHealthScore(), DEFAULT_INITIAL_HEALTH_SCORE));
    properties.setSlowStartThreshold(getOrDefault(properties.getSlowStartThreshold(), DEFAULT_SLOW_START_THRESHOLD));
    properties.setErrorStatusFilter(getOrDefault(properties.getErrorStatusFilter(), DEFAULT_ERROR_STATUS_FILTER));
    properties.setEmittingIntervalMs(getOrDefault(properties.getEmittingIntervalMs(), DEFAULT_EMITTING_INTERVAL_MS));
    properties.setEnableFastRecovery(getOrDefault(properties.isEnableFastRecovery(), DEFAULT_ENABLE_FAST_RECOVERY));
    D2QuarantineProperties quarantineProperties = properties.hasQuarantineProperties() ? properties.getQuarantineProperties() : new D2QuarantineProperties();
    quarantineProperties.setQuarantineMaxPercent(getOrDefault(quarantineProperties.getQuarantineMaxPercent(), DEFAULT_QUARANTINE_MAX_PERCENT));
    quarantineProperties.setHealthCheckMethod(getOrDefault(quarantineProperties.getHealthCheckMethod(), DEFAULT_HTTP_METHOD));
    properties.setQuarantineProperties(quarantineProperties);
    // Most ring properties are initialized in {@link DelegatingRingFactory}
    D2RingProperties ringProperties = properties.hasRingProperties() ? properties.getRingProperties() : new D2RingProperties();
    ringProperties.setPointsPerWeight(getOrDefault(ringProperties.getPointsPerWeight(), DEFAULT_POINTS_PER_WEIGHT));
    properties.setRingProperties(ringProperties);
    return properties;
}

Example 38 with D2RelativeStrategyProperties

use of com.linkedin.d2.D2RelativeStrategyProperties in project rest.li by linkedin.

the class RelativeLoadBalancerStrategyFactory method newLoadBalancer.

@Override
public RelativeLoadBalancerStrategy newLoadBalancer(ServiceProperties serviceProperties) {
    D2RelativeStrategyProperties relativeStrategyProperties = RelativeStrategyPropertiesConverter.toProperties(serviceProperties.getRelativeStrategyProperties());
    relativeStrategyProperties = putDefaultValues(relativeStrategyProperties);
    return new RelativeLoadBalancerStrategy(getRelativeStateUpdater(relativeStrategyProperties, serviceProperties.getServiceName(), serviceProperties.getClusterName(), serviceProperties.getPath()), getClientSelector(relativeStrategyProperties));
}

Example 39 with D2RelativeStrategyProperties

use of com.linkedin.d2.D2RelativeStrategyProperties in project rest.li by linkedin.

the class ServicePropertiesSerializerTest method testServicePropertiesSerializerWithRelativeStrategy.

@Test
public void testServicePropertiesSerializerWithRelativeStrategy() throws PropertySerializationException {
    ServicePropertiesJsonSerializer serializer = new ServicePropertiesJsonSerializer();
    D2RelativeStrategyProperties relativeStrategyProperties = createRelativeStrategyProperties();
    ServiceProperties property = new ServiceProperties(TEST_SERVICE_NAME, TEST_CLUSTER_NAME, "/foo", Arrays.asList("rr"), new HashMap<>(), null, null, Arrays.asList("HTTPS"), Collections.emptySet(), Collections.emptyMap(), Collections.emptyList(), RelativeStrategyPropertiesConverter.toMap(relativeStrategyProperties));
    assertEquals(serializer.fromBytes(serializer.toBytes(property)), property);
}

Example 40 with D2RelativeStrategyProperties

use of com.linkedin.d2.D2RelativeStrategyProperties in project rest.li by linkedin.

the class RelativeStrategyPropertiesConverter method toMap.

/**
 * Convert {@link D2RelativeStrategyProperties} to Map
 *
 * @param properties relative strategy properties
 * @return The converted key-value map
 */
public static Map<String, Object> toMap(D2RelativeStrategyProperties properties) {
    if (properties == null) {
        return Collections.emptyMap();
    }
    Map<String, Object> map = new HashMap<>();
    if (properties.hasUpStep()) {
        map.put(PropertyKeys.UP_STEP, properties.getUpStep().toString());
    }
    if (properties.hasDownStep()) {
        map.put(PropertyKeys.DOWN_STEP, properties.getDownStep().toString());
    }
    if (properties.hasRelativeLatencyHighThresholdFactor()) {
        map.put(PropertyKeys.RELATIVE_LATENCY_HIGH_THRESHOLD_FACTOR, properties.getRelativeLatencyHighThresholdFactor().toString());
    }
    if (properties.hasRelativeLatencyLowThresholdFactor()) {
        map.put(PropertyKeys.RELATIVE_LATENCY_LOW_THRESHOLD_FACTOR, properties.getRelativeLatencyLowThresholdFactor().toString());
    }
    if (properties.hasHighErrorRate()) {
        map.put(PropertyKeys.HIGH_ERROR_RATE, properties.getHighErrorRate().toString());
    }
    if (properties.hasLowErrorRate()) {
        map.put(PropertyKeys.LOW_ERROR_RATE, properties.getLowErrorRate().toString());
    }
    if (properties.hasMinCallCount()) {
        map.put(PropertyKeys.MIN_CALL_COUNT, properties.getMinCallCount().toString());
    }
    if (properties.hasUpdateIntervalMs()) {
        map.put(PropertyKeys.UPDATE_INTERVAL_MS, properties.getUpdateIntervalMs().toString());
    }
    if (properties.hasInitialHealthScore()) {
        map.put(PropertyKeys.INITIAL_HEALTH_SCORE, properties.getInitialHealthScore().toString());
    }
    if (properties.hasSlowStartThreshold()) {
        map.put(PropertyKeys.SLOW_START_THRESHOLD, properties.getSlowStartThreshold().toString());
    }
    if (properties.hasEmittingIntervalMs()) {
        map.put(PropertyKeys.EMITTING_INTERVAL_MS, properties.getEmittingIntervalMs().toString());
    }
    if (properties.hasEnableFastRecovery()) {
        map.put(PropertyKeys.ENABLE_FAST_RECOVERY, properties.isEnableFastRecovery().toString());
    }
    if (properties.hasErrorStatusFilter()) {
        List<Map<String, Object>> errorStatusFilterList = new ArrayList<>();
        for (HttpStatusCodeRange errorStatusRange : properties.getErrorStatusFilter()) {
            Map<String, Object> errorStatusFilterMap = new HashMap<>();
            errorStatusFilterMap.put(PropertyKeys.ERROR_STATUS_LOWER_BOUND, errorStatusRange.getLowerBound().toString());
            errorStatusFilterMap.put(PropertyKeys.ERROR_STATUS_UPPER_BOUND, errorStatusRange.getUpperBound().toString());
            errorStatusFilterList.add(errorStatusFilterMap);
        }
        map.put(PropertyKeys.ERROR_STATUS_FILTER, errorStatusFilterList);
    }
    if (properties.hasQuarantineProperties()) {
        D2QuarantineProperties quarantineProperties = properties.getQuarantineProperties();
        Map<String, Object> quarantinePropertyMap = toQuarantinePropertyMap(quarantineProperties);
        map.put(PropertyKeys.QUARANTINE_PROPERTIES, quarantinePropertyMap);
    }
    if (properties.hasRingProperties()) {
        D2RingProperties ringProperties = properties.getRingProperties();
        Map<String, Object> ringPropertyMap = toRingPropertyMap(ringProperties);
        map.put(PropertyKeys.RING_PROPERTIES, ringPropertyMap);
    }
    return map;
}