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Viewing changes to clc/modules/cluster-manager/conf/scripts/LeastFullFirst.groovy

  • Committer: Bazaar Package Importer
  • Author(s): Dave Walker (Daviey)
  • Date: 2010-07-21 17:27:10 UTC
  • mfrom: (1.1.38 upstream)
  • Revision ID: james.westby@ubuntu.com-20100721172710-7xv07dmdqgivc3t9
Tags: 2.0~bzr1211-0ubuntu1
https://launchpad.net/bugs/597330
https://launchpad.net/bugs/595421
* New major upstream version merge, 2.0 (r1211).
* debian/patches/:
  - 01-wsdl-stubs.patch, debian/wsdl.md5sums: wsdl stubs updated.
  - 02-Makefile.patch: Updated to reflect new code layout.
  - 07-local_support_euca_conf-in.patch: Updated to reflect new code layout.
  - 08-ubuntu-default-networking.patch: Refreshed.
  - 09-small-128-192MB.patch: Updated to point to new location.
  - 10-disable-iscsi.patch: Refreshed.
  - 11-state-cleanup-memleakfix.patch: Removed, fixed upstream.
  - 15-fix-default-ramdisk.patch: Updated to point to new location.
  - 16-kvm_libvirt_xml_default_use_kvm.patch: Updated to reflect changes.
  - 17-fix_walrus_OOM_errors.patch: Removed, fixed upstream.
  - 18-priv_security.patch: Updated to reflect upstream changes.
  - 20-brute-force-webui.patch: Updated to reflect upstream changes. 
  - 21-eucalyptus-1.7-with-gwt-1.6.4.patch: New patch, allows 
    eucalyptus-1.7 to be built against gwt 1.6.4. Based on patch courtesy 
    of Dmitrii Zagorodnov, upstream. (LP: #597330)
* debian/eucalyptus-java-common.links: 
  - Changed symlink for groovy, point to groovy.all.jar, making compatiable 
    with groovy versions >1.7. (LP: #595421)
  - Added ant.jar & jetty-rewrite-handler.jar as they are now required.
* debian/control
  - & debian/build-jars: Added libjavassist-java and libjetty-extra-java as 
    build dependencies.
  - Added libjetty-extra-java as a dependency of eucalyptus-java-common
* The binary resulting jar's have been renamed from eucalyptus-*-1.6.2.jar
  to eucalyptus-*-main.jar:    
  - debian/eucalyptus-cc.upstart
  - debian/eucalyptus-cloud.install
  - debian/eucalyptus-common.eucalyptus.upstart
  - debian/eucalyptus-java-common.install
  - debian/eucalyptus-network.upstart
  - debian/eucalyptus-sc.install
  - debian/eucalyptus-walrus.install
* debian/eucalyptus-java-common.install: New upstream jars that have been
  installed:
  - eucalyptus-db-hsqldb-ext-main.jar
  - eucalyptus-component-main.jar
* debian/control:
  - Updated Standards Version to 3.8.4 (no change)
  - Updated the upstream Homepage to: http://open.eucalyptus.com/
  - Changed Vcs-Bzr to reflect new location of Ubuntu hosted development branch.
  - Made the Build Dependency of groovy and the binary eucalyptus-java-common
    package depend on version >=1.7.

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clc/modules/cluster-manager/conf/scripts/LeastFullFirst.groovy
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package com.eucalyptus.sla;
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import com.eucalyptus.cluster.Cluster;
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import com.eucalyptus.cluster.Clusters;
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import edu.ucsb.eucalyptus.cloud.ResourceToken;
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import edu.ucsb.eucalyptus.cloud.VmAllocationInfo;
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import com.eucalyptus.util.NotEnoughResourcesAvailable;
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public class LeastFullFirst implements ResourceAllocator {
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  @Override
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  public void allocate( VmAllocationInfo vmInfo ) throws Exception {
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    def clusterMap = [:]
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    Clusters.getInstance().listValues().collect{ Cluster it ->
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      clusterMap[it] = it.getNodeState( ).getAvailability( vmInfo.getRequest( ).getInstanceType( ) )
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    }
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    def leastFull = clusterMap.sort{ it.value }.find{ it }
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    def amount = [leastFull.value.getAvailable(), vmInfo.request.maxCount].min();
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    if( amount < vmInfo.request.minCount ) {
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      throw new NotEnoughResourcesAvailable("Not enough resources (${leastFull.value} < ${vmInfo.request.minCount}: vm instances.")  ;
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    }
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    def allocation = leastFull.key.getNodeState().getResourceAllocation(vmInfo.request.correlationId, vmInfo.request.userId, vmInfo.request.instanceType, amount)
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    vmInfo.getAllocationTokens( ).add( allocation );
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  }
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  @Override
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  public void fail( VmAllocationInfo vmInfo, Throwable t ) {
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    vmInfo.allocationTokens.each  { ResourceToken it ->
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      Clusters.getInstance().lookup( it.getCluster( ) ).getNodeState( ).releaseToken( it )
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    }
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  }
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}