Example usage for com.amazonaws.services.ecs.model Resource getName

Introduction

In this page you can find the example usage for com.amazonaws.services.ecs.model Resource getName.

Prototype

public String getName() 

Source Link

Document

The name of the resource, such as CPU, MEMORY, PORTS, PORTS_UDP, or a user-defined resource.

Usage

From source file:com.cloudbees.jenkins.plugins.amazonecs.ECSService.java

License:Open Source License

void waitForSufficientClusterResources(Date timeout, ECSTaskTemplate template, String clusterArn)
        throws InterruptedException, AbortException {
    AmazonECSClient client = getAmazonECSClient();

    boolean hasEnoughResources = false;
    WHILE: do {//from w w w .j  a  v  a2 s .  com
        ListContainerInstancesResult listContainerInstances = client
                .listContainerInstances(new ListContainerInstancesRequest().withCluster(clusterArn));
        DescribeContainerInstancesResult containerInstancesDesc = client
                .describeContainerInstances(new DescribeContainerInstancesRequest()
                        .withContainerInstances(listContainerInstances.getContainerInstanceArns())
                        .withCluster(clusterArn));
        LOGGER.log(Level.INFO, "Found {0} instances", containerInstancesDesc.getContainerInstances().size());
        for (ContainerInstance instance : containerInstancesDesc.getContainerInstances()) {
            LOGGER.log(Level.INFO, "Resources found in instance {1}: {0}",
                    new Object[] { instance.getRemainingResources(), instance.getContainerInstanceArn() });
            Resource memoryResource = null;
            Resource cpuResource = null;
            for (Resource resource : instance.getRemainingResources()) {
                if ("MEMORY".equals(resource.getName())) {
                    memoryResource = resource;
                } else if ("CPU".equals(resource.getName())) {
                    cpuResource = resource;
                }
            }

            LOGGER.log(Level.INFO, "Instance {0} has {1}mb of free memory. {2}mb are required",
                    new Object[] { instance.getContainerInstanceArn(), memoryResource.getIntegerValue(),
                            template.getMemory() });
            LOGGER.log(Level.INFO, "Instance {0} has {1} units of free cpu. {2} units are required",
                    new Object[] { instance.getContainerInstanceArn(), cpuResource.getIntegerValue(),
                            template.getCpu() });
            if (memoryResource.getIntegerValue() >= template.getMemory()
                    && cpuResource.getIntegerValue() >= template.getCpu()) {
                hasEnoughResources = true;
                break WHILE;
            }
        }

        // sleep 10s and check memory again
        Thread.sleep(10000);
    } while (!hasEnoughResources && timeout.after(new Date()));

    if (!hasEnoughResources) {
        final String msg = MessageFormat.format(
                "Timeout while waiting for sufficient resources: {0} cpu units, {1}mb free memory",
                template.getCpu(), template.getMemory());
        LOGGER.log(Level.WARNING, msg);
        throw new AbortException(msg);
    }
}

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