À utiliser DescribeScalingPolicies avec un AWS SDK ou CLI

Pour décrire les politiques de dimensionnement

Cet exemple de commande décrit les politiques de dimensionnement pour l'espace de noms du service ecs.

Commande :

aws application-autoscaling describe-scaling-policies --service-namespace ecs

Sortie :

{
    "ScalingPolicies": [
        {
            "PolicyName": "web-app-cpu-gt-75",
            "ScalableDimension": "ecs:service:DesiredCount",
            "ResourceId": "service/default/web-app",
            "CreationTime": 1462561899.23,
            "StepScalingPolicyConfiguration": {
                "Cooldown": 60,
                "StepAdjustments": [
                    {
                        "ScalingAdjustment": 200,
                        "MetricIntervalLowerBound": 0.0
                    }
                ],
                "AdjustmentType": "PercentChangeInCapacity"
            },
            "PolicyARN": "arn:aws:autoscaling:us-west-2:012345678910:scalingPolicy:6d8972f3-efc8-437c-92d1-6270f29a66e7:resource/ecs/service/default/web-app:policyName/web-app-cpu-gt-75",
            "PolicyType": "StepScaling",
            "Alarms": [
                {
                    "AlarmName": "web-app-cpu-gt-75",
                    "AlarmARN": "arn:aws:cloudwatch:us-west-2:012345678910:alarm:web-app-cpu-gt-75"
                }
            ],
            "ServiceNamespace": "ecs"
        },
        {
            "PolicyName": "web-app-cpu-lt-25",
            "ScalableDimension": "ecs:service:DesiredCount",
            "ResourceId": "service/default/web-app",
            "CreationTime": 1462562575.099,
            "StepScalingPolicyConfiguration": {
                "Cooldown": 1,
                "StepAdjustments": [
                    {
                        "ScalingAdjustment": -50,
                        "MetricIntervalUpperBound": 0.0
                    }
                ],
                "AdjustmentType": "PercentChangeInCapacity"
            },
            "PolicyARN": "arn:aws:autoscaling:us-west-2:012345678910:scalingPolicy:6d8972f3-efc8-437c-92d1-6270f29a66e7:resource/ecs/service/default/web-app:policyName/web-app-cpu-lt-25",
            "PolicyType": "StepScaling",
            "Alarms": [
                {
                    "AlarmName": "web-app-cpu-lt-25",
                    "AlarmARN": "arn:aws:cloudwatch:us-west-2:012345678910:alarm:web-app-cpu-lt-25"
                }
            ],
            "ServiceNamespace": "ecs"
        }
    ]
}

Exemple 1 : Cette applet de commande décrit les politiques de dimensionnement d'Application Auto Scaling pour l'espace de noms de service spécifié.

Get-AASScalingPolicy -ServiceNamespace AppStream

Sortie :

Alarms                                   : {Appstream2-LabFleet-default-scale-out-Alarm}
CreationTime                             : 9/3/2019 2:48:15 AM
PolicyARN                                : arn:aws:autoscaling:us-west-2:012345678912:scalingPolicy:5659b069-b5cd-4af1-9f7f-3e956d36233e:resource/appstream/fleet/LabFleet:
                                           policyName/default-scale-out
PolicyName                               : default-scale-out
PolicyType                               : StepScaling
ResourceId                               : fleet/LabFleet
ScalableDimension                        : appstream:fleet:DesiredCapacity
ServiceNamespace                         : appstream
StepScalingPolicyConfiguration           : Amazon.ApplicationAutoScaling.Model.StepScalingPolicyConfiguration
TargetTrackingScalingPolicyConfiguration :

Alarms                                   : {Appstream2-LabFleet-default-scale-in-Alarm}
CreationTime                             : 9/3/2019 2:48:15 AM
PolicyARN                                : arn:aws:autoscaling:us-west-2:012345678912:scalingPolicy:5659b069-b5cd-4af1-9f7f-3e956d36233e:resource/appstream/fleet/LabFleet:
                                           policyName/default-scale-in
PolicyName                               : default-scale-in
PolicyType                               : StepScaling
ResourceId                               : fleet/LabFleet
ScalableDimension                        : appstream:fleet:DesiredCapacity
ServiceNamespace                         : appstream
StepScalingPolicyConfiguration           : Amazon.ApplicationAutoScaling.Model.StepScalingPolicyConfiguration
TargetTrackingScalingPolicyConfiguration :

async fn show_policies(client: &Client) -> Result<(), Error> {
    let response = client
        .describe_scaling_policies()
        .service_namespace(ServiceNamespace::Ec2)
        .send()
        .await?;
    println!("Auto Scaling Policies:");
    for policy in response.scaling_policies() {
        println!("{:?}\n", policy);
    }
    println!("Next token: {:?}", response.next_token());

    Ok(())
}