org.hobbit.controller.docker

Class ResourceInformationCollector

java.lang.Object

org.hobbit.controller.docker.ResourceInformationCollector

public class ResourceInformationCollector
extends Object

A class that can collect resource usage information for the containers known by the given ContainerManager using the given DockerClient.

Author:

Michael Röder (michael.roeder@uni-paderborn.de)

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	LOGGER
private ContainerManager	manager
static String	PROMETHEUS_HOST_DEFAULT
static String	PROMETHEUS_HOST_KEY
static String	PROMETHEUS_PORT_DEFAULT
static String	PROMETHEUS_PORT_KEY
private String	prometheusHost
private String	prometheusPort

Constructor Summary

Constructors

Constructor and Description
ResourceInformationCollector(ContainerManager manager)
ResourceInformationCollector(ContainerManager manager, String prometheusHost, String prometheusPort)

Method Summary

Modifier and Type	Method and Description
org.hobbit.core.data.usage.ResourceUsageInformation	getSystemUsageInformation()
org.hobbit.core.data.usage.ResourceUsageInformation	getUsageInformation(com.spotify.docker.client.messages.swarm.Task.Criteria criteria)
protected org.hobbit.core.data.usage.ResourceUsageInformation	requestCpuAndMemoryStats(String taskId)
private String	requestPrometheusValue(String taskId, String metric)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

PROMETHEUS_HOST_KEY

public static final String PROMETHEUS_HOST_KEY

See Also:

Constant Field Values

PROMETHEUS_PORT_KEY

public static final String PROMETHEUS_PORT_KEY

See Also:

Constant Field Values

PROMETHEUS_HOST_DEFAULT

public static final String PROMETHEUS_HOST_DEFAULT

See Also:

Constant Field Values

PROMETHEUS_PORT_DEFAULT

public static final String PROMETHEUS_PORT_DEFAULT

See Also:

Constant Field Values

manager

private ContainerManager manager

prometheusHost

private String prometheusHost

prometheusPort

private String prometheusPort

Constructor Detail

ResourceInformationCollector

public ResourceInformationCollector(ContainerManager manager)

ResourceInformationCollector

public ResourceInformationCollector(ContainerManager manager,
                                    String prometheusHost,
                                    String prometheusPort)

Method Detail

getSystemUsageInformation

public org.hobbit.core.data.usage.ResourceUsageInformation getSystemUsageInformation()

getUsageInformation

public org.hobbit.core.data.usage.ResourceUsageInformation getUsageInformation(com.spotify.docker.client.messages.swarm.Task.Criteria criteria)

requestCpuAndMemoryStats

protected org.hobbit.core.data.usage.ResourceUsageInformation requestCpuAndMemoryStats(String taskId)

requestPrometheusValue

private String requestPrometheusValue(String taskId,
                                      String metric)
                               throws IOException,
                                      MalformedURLException

Throws:

IOException

MalformedURLException