Utilizzare DescribeComputeEnvironmentscon un AWS SDK o CLI

Come eliminare un ambiente di calcolo

Questo esempio descrive l'ambiente di P2OnDemand calcolo.

Comando:

aws batch describe-compute-environments --compute-environments P2OnDemand

Output:

{
    "computeEnvironments": [
        {
            "status": "VALID",
            "serviceRole": "arn:aws:iam::012345678910:role/AWSBatchServiceRole",
            "computeEnvironmentArn": "arn:aws:batch:us-east-1:012345678910:compute-environment/P2OnDemand",
            "computeResources": {
                "subnets": [
                    "subnet-220c0e0a",
                    "subnet-1a95556d",
                    "subnet-978f6dce"
                ],
                "tags": {
                    "Name": "Batch Instance - P2OnDemand"
                },
                "desiredvCpus": 48,
                "minvCpus": 0,
                "instanceTypes": [
                    "p2"
                ],
                "securityGroupIds": [
                    "sg-cf5093b2"
                ],
                "instanceRole": "ecsInstanceRole",
                "maxvCpus": 128,
                "type": "EC2",
                "ec2KeyPair": "id_rsa"
            },
            "statusReason": "ComputeEnvironment Healthy",
            "ecsClusterArn": "arn:aws:ecs:us-east-1:012345678910:cluster/P2OnDemand_Batch_2c06f29d-d1fe-3a49-879d-42394c86effc",
            "state": "ENABLED",
            "computeEnvironmentName": "P2OnDemand",
            "type": "MANAGED"
        }
    ]
}

    /**
     * Checks the status of the specified compute environment.
     *
     * @param computeEnvironmentName the name of the compute environment to check
     * @return a CompletableFuture containing the status of the compute environment, or "ERROR" if an exception occurs
     */
    public CompletableFuture<String> checkComputeEnvironmentsStatus(String computeEnvironmentName) {
        if (computeEnvironmentName == null || computeEnvironmentName.isEmpty()) {
            throw new IllegalArgumentException("Compute environment name cannot be null or empty");
        }

        DescribeComputeEnvironmentsRequest environmentsRequest = DescribeComputeEnvironmentsRequest.builder()
            .computeEnvironments(computeEnvironmentName)
            .build();

        CompletableFuture<DescribeComputeEnvironmentsResponse> response = getAsyncClient().describeComputeEnvironments(environmentsRequest);
        response.whenComplete((resp, ex) -> {
            if (ex != null) {
                String errorMessage = "Unexpected error occurred: " + ex.getMessage();
                throw new RuntimeException(errorMessage, ex);
            }
        });

        return response.thenApply(resp -> resp.computeEnvironments().stream()
            .map(env -> env.statusAsString())
            .findFirst()
            .orElse("UNKNOWN"));
    }