Examples with TargetTrackingScalingPolicyConfiguration com.amazonaws.services.applicationautoscaling.model.TargetTrackingScalingPolicyConfiguration used on opensource projects

Example 1 with TargetTrackingScalingPolicyConfiguration

use of com.amazonaws.services.applicationautoscaling.model.TargetTrackingScalingPolicyConfiguration in project aws-doc-sdk-examples by awsdocs.

the class EnableDynamoDBAutoscaling method main.

public static void main(String[] args) {
    ServiceNamespace ns = ServiceNamespace.Dynamodb;
    ScalableDimension tableWCUs = ScalableDimension.DynamodbTableWriteCapacityUnits;
    String resourceID = "table/TestTable";
    // Define the scalable target
    RegisterScalableTargetRequest rstRequest = new RegisterScalableTargetRequest().withServiceNamespace(ns).withResourceId(resourceID).withScalableDimension(tableWCUs).withMinCapacity(5).withMaxCapacity(10).withRoleARN("SERVICE_ROLE_ARN_GOES_HERE");
    try {
        aaClient.registerScalableTarget(rstRequest);
    } catch (Exception e) {
        System.err.println("Unable to register scalable target: ");
        System.err.println(e.getMessage());
    }
    // Verify that the target was created
    DescribeScalableTargetsRequest dscRequest = new DescribeScalableTargetsRequest().withServiceNamespace(ns).withScalableDimension(tableWCUs).withResourceIds(resourceID);
    try {
        DescribeScalableTargetsResult dsaResult = aaClient.describeScalableTargets(dscRequest);
        System.out.println("DescribeScalableTargets result: ");
        System.out.println(dsaResult);
        System.out.println();
    } catch (Exception e) {
        System.err.println("Unable to describe scalable target: ");
        System.err.println(e.getMessage());
    }
    System.out.println();
    // Configure a scaling policy
    TargetTrackingScalingPolicyConfiguration targetTrackingScalingPolicyConfiguration = new TargetTrackingScalingPolicyConfiguration().withPredefinedMetricSpecification(new PredefinedMetricSpecification().withPredefinedMetricType(MetricType.DynamoDBWriteCapacityUtilization)).withTargetValue(50.0).withScaleInCooldown(60).withScaleOutCooldown(60);
    // Create the scaling policy, based on your configuration
    PutScalingPolicyRequest pspRequest = new PutScalingPolicyRequest().withServiceNamespace(ns).withScalableDimension(tableWCUs).withResourceId(resourceID).withPolicyName("MyScalingPolicy").withPolicyType(PolicyType.TargetTrackingScaling).withTargetTrackingScalingPolicyConfiguration(targetTrackingScalingPolicyConfiguration);
    try {
        aaClient.putScalingPolicy(pspRequest);
    } catch (Exception e) {
        System.err.println("Unable to put scaling policy: ");
        System.err.println(e.getMessage());
    }
    // Verify that the scaling policy was created
    DescribeScalingPoliciesRequest dspRequest = new DescribeScalingPoliciesRequest().withServiceNamespace(ns).withScalableDimension(tableWCUs).withResourceId(resourceID);
    try {
        DescribeScalingPoliciesResult dspResult = aaClient.describeScalingPolicies(dspRequest);
        System.out.println("DescribeScalingPolicies result: ");
        System.out.println(dspResult);
    } catch (Exception e) {
        e.printStackTrace();
        System.err.println("Unable to describe scaling policy: ");
        System.err.println(e.getMessage());
    }
}

Example 2 with TargetTrackingScalingPolicyConfiguration

use of com.amazonaws.services.applicationautoscaling.model.TargetTrackingScalingPolicyConfiguration in project titus-control-plane by Netflix.

the class AWSAppAutoScalingClient method createOrUpdateScalingPolicy.

@Override
public Observable<String> createOrUpdateScalingPolicy(String policyRefId, String jobId, PolicyConfiguration policyConfiguration) {
    PutScalingPolicyRequest putScalingPolicyRequest = new PutScalingPolicyRequest();
    putScalingPolicyRequest.setPolicyName(buildScalingPolicyName(policyRefId, jobId));
    putScalingPolicyRequest.setPolicyType(policyConfiguration.getPolicyType().name());
    putScalingPolicyRequest.setResourceId(AWSAppAutoScalingUtil.buildGatewayResourceId(jobId, awsAppScalingConfig.getAWSGatewayEndpointPrefix(), awsAppScalingConfig.getRegion(), awsAppScalingConfig.getAWSGatewayEndpointTargetStage()));
    putScalingPolicyRequest.setServiceNamespace(SERVICE_NAMESPACE);
    putScalingPolicyRequest.setScalableDimension(SCALABLE_DIMENSION);
    if (policyConfiguration.getPolicyType() == PolicyType.StepScaling) {
        StepScalingPolicyConfiguration stepScalingPolicyConfiguration = new StepScalingPolicyConfiguration();
        if (policyConfiguration.getStepScalingPolicyConfiguration().getMetricAggregationType().isPresent()) {
            stepScalingPolicyConfiguration.setMetricAggregationType(policyConfiguration.getStepScalingPolicyConfiguration().getMetricAggregationType().get().name());
        }
        if (policyConfiguration.getStepScalingPolicyConfiguration().getCoolDownSec().isPresent()) {
            stepScalingPolicyConfiguration.setCooldown(policyConfiguration.getStepScalingPolicyConfiguration().getCoolDownSec().get());
        }
        List<com.netflix.titus.api.appscale.model.StepAdjustment> steps = policyConfiguration.getStepScalingPolicyConfiguration().getSteps();
        List<StepAdjustment> stepAdjustments = steps.stream().map(step -> {
            StepAdjustment stepAdjustment = new StepAdjustment();
            if (step.getMetricIntervalUpperBound() != null && step.getMetricIntervalUpperBound().isPresent()) {
                stepAdjustment.setMetricIntervalUpperBound(step.getMetricIntervalUpperBound().get());
            }
            if (step.getMetricIntervalLowerBound() != null && step.getMetricIntervalLowerBound().isPresent()) {
                stepAdjustment.setMetricIntervalLowerBound(step.getMetricIntervalLowerBound().get());
            }
            stepAdjustment.setScalingAdjustment(step.getScalingAdjustment());
            return stepAdjustment;
        }).collect(Collectors.toList());
        stepScalingPolicyConfiguration.setStepAdjustments(stepAdjustments);
        if (policyConfiguration.getStepScalingPolicyConfiguration().getAdjustmentType().isPresent()) {
            stepScalingPolicyConfiguration.setAdjustmentType(policyConfiguration.getStepScalingPolicyConfiguration().getAdjustmentType().get().name());
        }
        putScalingPolicyRequest.setStepScalingPolicyConfiguration(stepScalingPolicyConfiguration);
    } else if (policyConfiguration.getPolicyType() == PolicyType.TargetTrackingScaling) {
        TargetTrackingScalingPolicyConfiguration targetTrackingConfigAws = new TargetTrackingScalingPolicyConfiguration();
        TargetTrackingPolicy targetTrackingPolicyInt = policyConfiguration.getTargetTrackingPolicy();
        targetTrackingConfigAws.setTargetValue(targetTrackingPolicyInt.getTargetValue());
        if (targetTrackingPolicyInt.getDisableScaleIn().isPresent()) {
            targetTrackingConfigAws.setDisableScaleIn(targetTrackingPolicyInt.getDisableScaleIn().get());
        }
        if (targetTrackingPolicyInt.getScaleInCooldownSec().isPresent()) {
            targetTrackingConfigAws.setScaleInCooldown(targetTrackingPolicyInt.getScaleInCooldownSec().get());
        }
        if (targetTrackingPolicyInt.getScaleOutCooldownSec().isPresent()) {
            targetTrackingConfigAws.setScaleOutCooldown(targetTrackingPolicyInt.getScaleOutCooldownSec().get());
        }
        if (targetTrackingPolicyInt.getCustomizedMetricSpecification().isPresent()) {
            com.netflix.titus.api.appscale.model.CustomizedMetricSpecification customizedMetricSpecInt = targetTrackingPolicyInt.getCustomizedMetricSpecification().get();
            CustomizedMetricSpecification customizedMetricSpecAws = new CustomizedMetricSpecification();
            customizedMetricSpecAws.setDimensions(customizedMetricSpecInt.getMetricDimensionList().stream().map(metricDimensionInt -> {
                MetricDimension metricDimensionAws = new MetricDimension().withName(metricDimensionInt.getName()).withValue(metricDimensionInt.getValue());
                return metricDimensionAws;
            }).collect(Collectors.toList()));
            customizedMetricSpecAws.setMetricName(customizedMetricSpecInt.getMetricName());
            customizedMetricSpecAws.setNamespace(customizedMetricSpecInt.getNamespace());
            customizedMetricSpecAws.setStatistic(customizedMetricSpecInt.getStatistic().name());
            if (customizedMetricSpecInt.getUnit().isPresent()) {
                customizedMetricSpecAws.setUnit(customizedMetricSpecInt.getUnit().get());
            }
            targetTrackingConfigAws.setCustomizedMetricSpecification(customizedMetricSpecAws);
        }
        putScalingPolicyRequest.setTargetTrackingScalingPolicyConfiguration(targetTrackingConfigAws);
    } else {
        return Observable.error(new UnsupportedOperationException(String.format("Scaling policy type not supported: jobId=%s, policyRefId=%s, type=%s", jobId, policyRefId, policyConfiguration.getPolicyType().name())));
    }
    return RetryWrapper.wrapWithExponentialRetry(String.format("createOrUpdateScalingPolicy %s for job %s", policyRefId, jobId), Observable.create(emitter -> awsAppAutoScalingClientAsync.putScalingPolicyAsync(putScalingPolicyRequest, new AsyncHandler<PutScalingPolicyRequest, PutScalingPolicyResult>() {

        @Override
        public void onError(Exception exception) {
            logger.error("Exception creating scaling policy: jobId={}, policyRefId={}", jobId, policyRefId, exception);
            awsAppAutoScalingMetrics.registerAwsCreatePolicyError(exception);
            if (exception instanceof ValidationException) {
                emitter.onError(AutoScalePolicyException.invalidScalingPolicy(policyRefId, exception.getMessage()));
            } else {
                emitter.onError(AutoScalePolicyException.errorCreatingPolicy(policyRefId, exception.getMessage()));
            }
        }

        @Override
        public void onSuccess(PutScalingPolicyRequest request, PutScalingPolicyResult putScalingPolicyResult) {
            String policyARN = putScalingPolicyResult.getPolicyARN();
            logger.info("New Scaling policy {} created {} for Job {}", request, policyARN, jobId);
            awsAppAutoScalingMetrics.registerAwsCreatePolicySuccess();
            emitter.onNext(policyARN);
            emitter.onCompleted();
        }
    }), Emitter.BackpressureMode.NONE));
}