org.apache.brooklyn.entity.machine

Class SetLimitsCustomizer

java.lang.Object

org.apache.brooklyn.api.location.BasicMachineLocationCustomizer

org.apache.brooklyn.entity.machine.SetLimitsCustomizer

All Implemented Interfaces:

MachineLocationCustomizer, Configurable

public class SetLimitsCustomizer
extends BasicMachineLocationCustomizer
implements Configurable

Sets the limits (such as 'nofile' and 'nproc') on an ssh'able machine. Currently only CentOS and RHEL are supported.

For example:

 
 brooklyn.catalog:
   ...
   item:
     type: org.apache.brooklyn.entity.machine.MachineEntity
     brooklyn.parameters:
     - name: ulimits
       type: java.util.List
       description: |
         Contents to add to the limits config file
       default:
         - "* soft nofile 16384"
         - "* hard nofile 16384"
         - "* soft nproc 16384"
         - "* hard nproc 16384"
     brooklyn.config:
       provisioning.properties:
         machineCustomizers:
           - $brooklyn:object:
               type: org.apache.brooklyn.entity.machine.SetLimitsCustomizer
               brooklyn.config:
                 contents: $brooklyn:config("ulimits")
 
 

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.brooklyn.api.objs.Configurable

Configurable.ConfigurationSupport

Field Summary

Fields

Modifier and Type	Field and Description
static ConfigKey<java.util.List<java.lang.String>>	CONTENTS
static ConfigKey<java.lang.String>	FILE_NAME
static org.slf4j.Logger	log

Constructor Summary

Constructors

Constructor and Description
SetLimitsCustomizer()

Method Summary

Modifier and Type	Method and Description
Configurable.ConfigurationSupport	config()
void	customize(MachineLocation machine) Override to configure the given machine once it has been created (prior to any use).
<T> T	getConfig(ConfigKey<T> key) Convenience for calling Configurable.ConfigurationSupport.get(ConfigKey), via code like config().get(key).

Methods inherited from class org.apache.brooklyn.api.location.BasicMachineLocationCustomizer

preRelease

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final org.slf4j.Logger log

FILE_NAME

public static final ConfigKey<java.lang.String> FILE_NAME

CONTENTS

public static final ConfigKey<java.util.List<java.lang.String>> CONTENTS

Constructor Detail

SetLimitsCustomizer

public SetLimitsCustomizer()

Method Detail

config

public Configurable.ConfigurationSupport config()

Specified by:

config in interface Configurable

getConfig

public <T> T getConfig(ConfigKey<T> key)

Description copied from interface: Configurable

Convenience for calling Configurable.ConfigurationSupport.get(ConfigKey), via code like config().get(key).

Specified by:

getConfig in interface Configurable

customize

public void customize(MachineLocation machine)

Description copied from interface: MachineLocationCustomizer

Override to configure the given machine once it has been created (prior to any use).

Specified by:

customize in interface MachineLocationCustomizer

Overrides:

customize in class BasicMachineLocationCustomizer