Examples with BestProximityDescriptor org.ow2.proactive.topology.descriptor.BestProximityDescriptor used on opensource projects

Example 1 with BestProximityDescriptor

use of org.ow2.proactive.topology.descriptor.BestProximityDescriptor in project scheduling by ow2-proactive.

the class SelectionTest method action.

@Test
public void action() throws Exception {
    String currentHost = System.getenv("HOSTNAME");
    // checking if properties distantHost and neighborHost are defined
    String distantHost = System.getProperty("distantHost");
    String neighborHost = System.getProperty("neighborHost");
    if (distantHost != null && !distantHost.equals("${distantHost}") && neighborHost != null && !neighborHost.equals("${neighborHost}")) {
        String rmHome = System.getProperty("pa.rm.home");
        String rmCredPath = rmHome + "/config/authentication/rm.cred";
        String javaExec = System.getenv("JAVA_HOME") + "/bin/java";
        // properties are defined, trying to deploy nodes to these hosts
        BooleanWrapper result = rmHelper.getResourceManager().createNodeSource("remote", SSHInfrastructure.class.getName(), new Object[] { // ssh options
        "", // java executable path
        javaExec, // rmHelper distrib path
        rmHome, // node lookup timeout
        "30000", // attempts
        "2", // os
        "Linux", // java options
        "", // rmHelper credential
        FileToBytesConverter.convertFileToByteArray(new File(rmCredPath)), (distantHost + " 2\n" + neighborHost).getBytes() }, StaticPolicy.class.getName(), null, NODES_NOT_RECOVERABLE);
        if (result.getBooleanValue()) {
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_ADDED);
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_ADDED);
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_ADDED);
            // wait for the nodes to be in free state
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_STATE_CHANGED);
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_STATE_CHANGED);
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_STATE_CHANGED);
        }
    // we are good - all remote nodes registered
    } else {
        // no parameters provided
        RMTHelper.log("Nothing to do. Set up distantHost & neighborHost parameters.");
        return;
    }
    // creating the selection script object
    SelectionScript script = new SelectionScript(new File(vmPropSelectionScriptpath), new String[] { this.vmPropKey1, this.vmPropValue1 }, true);
    List<SelectionScript> scriptList = new LinkedList<>();
    scriptList.add(script);
    ResourceManager resourceManager = rmHelper.getResourceManager();
    String node1 = "node1";
    // a node with the VM properties
    HashMap<String, String> vmProperties = new HashMap<>();
    vmProperties.put(this.vmPropKey1, this.vmPropValue1);
    testNode = rmHelper.createNode(node1, vmProperties);
    String node1URL = testNode.getNode().getNodeInformation().getURL();
    resourceManager.addNode(node1URL, NodeSource.DEFAULT);
    // wait node adding event
    rmHelper.waitForNodeEvent(RMEventType.NODE_ADDED, node1URL);
    // wait for the nodes to be in free state
    rmHelper.waitForAnyNodeEvent(RMEventType.NODE_STATE_CHANGED);
    // so now we have 9 node in total
    // 6 local nodes (5 default, 1 marked with property)
    // 2 nodes on distant host
    // 1 node on neighbor host
    Assert.assertEquals(9, resourceManager.getState().getFreeNodesNumber());
    // checking TopologyDescriptor.ARBITRARY
    NodeSet ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.ARBITRARY, null, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(8, TopologyDescriptor.ARBITRARY, null, null);
    Assert.assertEquals(8, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.ARBITRARY, null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.ARBITRARY, scriptList, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.BEST_PROXIMITY
    ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.BEST_PROXIMITY, null, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(9, TopologyDescriptor.BEST_PROXIMITY, null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.BEST_PROXIMITY, null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // Node pivotNode = null;
    ns = resourceManager.getAtMostNodes(6, TopologyDescriptor.BEST_PROXIMITY, null, null);
    Assert.assertEquals(6, ns.size());
    for (Node node : ns) {
        // pivotNode = node;
        if (!node.getNodeInformation().getURL().contains(currentHost)) {
            Assert.assertTrue("All nodes have to be from " + currentHost, false);
        }
    }
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(7, TopologyDescriptor.BEST_PROXIMITY, null, null);
    Assert.assertEquals(7, ns.size());
    for (Node node : ns) {
        if (node.getNodeInformation().getURL().contains(distantHost)) {
            Assert.assertTrue("Node from distant host selected", false);
        }
    }
    resourceManager.releaseNodes(ns).getBooleanValue();
    // pivot scenario
    // List<Node> pivot = new LinkedList<Node>();
    // pivot.add(pivotNode);
    // ns = resourceManager.getAtMostNodes(6,
    // new BestProximityDescriptor(BestProximityDescriptor.MAX, pivot), null, null);
    // Assert.assertEquals(6, ns.size());
    // for (Node node : ns) {
    // if (node.getNodeInformation().getURL().equals(pivotNode.getNodeInformation().getURL())) {
    // Assert.assertTrue("Pivot must not be in results", false);
    // }
    // if (node.getNodeInformation().getURL().contains(distantHost)) {
    // Assert.assertTrue("Node from distant host selected", false);
    // }
    // }
    // resourceManager.releaseNodes(ns).getBooleanValue();
    // 
    // ns = resourceManager.getAtMostNodes(7,
    // new BestProximityDescriptor(BestProximityDescriptor.MAX, pivot), null, null);
    // Assert.assertEquals(7, ns.size());
    // for (Node node : ns) {
    // if (node.getNodeInformation().getURL().equals(pivotNode.getNodeInformation().getURL())) {
    // Assert.assertTrue("Pivot must not be in results", false);
    // }
    // }
    // resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.ThresholdProximityDescriptor
    ns = resourceManager.getAtMostNodes(1, new ThresholdProximityDescriptor(Long.MAX_VALUE), null, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(9, new ThresholdProximityDescriptor(Long.MAX_VALUE), null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, new ThresholdProximityDescriptor(Long.MAX_VALUE), null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // getting information about topology
    Topology topology = resourceManager.getTopology();
    Assert.assertEquals(3, topology.getHosts().size());
    // looking for distances consistency
    Long current2neighborDistance = topology.getDistance(currentHost, neighborHost);
    Long current2distantDistance = topology.getDistance(currentHost, distantHost);
    Long distant2neightborDistance = topology.getDistance(neighborHost, distantHost);
    if (current2neighborDistance == null || current2distantDistance == null) {
        Assert.assertTrue("Please put full host names to the parameters", false);
    }
    if (current2neighborDistance > current2distantDistance) {
        Assert.assertTrue("Distant host is close to current than neighbor according to the topology", false);
    }
    System.out.println("Distance between " + currentHost + " and " + neighborHost + " is " + current2neighborDistance);
    System.out.println("Distance between " + currentHost + " and " + distantHost + " is " + current2distantDistance);
    System.out.println("Distance between " + neighborHost + " and " + distantHost + " is " + distant2neightborDistance);
    long maxThreshold = Math.max(current2neighborDistance, Math.max(current2distantDistance, distant2neightborDistance));
    ns = resourceManager.getAtMostNodes(100, new ThresholdProximityDescriptor(current2neighborDistance - 1), null, null);
    Assert.assertEquals(6, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, new ThresholdProximityDescriptor(current2neighborDistance), null, null);
    Assert.assertEquals(7, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, new ThresholdProximityDescriptor(maxThreshold - 1), null, null);
    for (Node node : ns) {
        if (node.getNodeInformation().getURL().contains(distantHost)) {
            Assert.assertTrue("Node from distant host selected", false);
        }
    }
    Assert.assertEquals(7, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(10, new ThresholdProximityDescriptor(maxThreshold), null, null);
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // pivot scenario
    // ns = resourceManager.getAtMostNodes(1, new ThresholdProximityDescriptor(0, pivot), null, null);
    // Assert.assertEquals(1, ns.size());
    // for (Node node : ns) {
    // if (node.getNodeInformation().getURL().equals(pivotNode.getNodeInformation().getURL())) {
    // Assert.assertTrue("Pivot must not be in results", false);
    // }
    // if (node.getNodeInformation().getURL().contains(distantHost) ||
    // node.getNodeInformation().getURL().contains(neighborHost)) {
    // Assert.assertTrue("Incorrect node selected", false);
    // }
    // }
    // resourceManager.releaseNodes(ns).getBooleanValue();
    // 
    // ns = resourceManager.getAtMostNodes(6, new ThresholdProximityDescriptor(current2neighborDistance,
    // pivot), null, null);
    // Assert.assertEquals(6, ns.size());
    // for (Node node : ns) {
    // if (node.getNodeInformation().getURL().equals(pivotNode.getNodeInformation().getURL())) {
    // Assert.assertTrue("Pivot must not be in results", false);
    // }
    // if (node.getNodeInformation().getURL().contains(distantHost)) {
    // Assert.assertTrue("Node from distant host selected", false);
    // }
    // }
    // resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.SINGLE_HOST
    ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.SINGLE_HOST, null, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(9, TopologyDescriptor.SINGLE_HOST, null, null);
    Assert.assertEquals(6, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.SINGLE_HOST, null, null);
    Assert.assertEquals(6, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.SINGLE_HOST, scriptList, null);
    Assert.assertEquals(1, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.SINGLE_HOST_EXCLUSIVE
    ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, null, null);
    Assert.assertEquals(1, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    if (!ns.get(0).getNodeInformation().getURL().contains(neighborHost)) {
        Assert.assertTrue("Neighbor host shold be selected", false);
    }
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(9, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, null, null);
    Assert.assertEquals(6, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(2, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, null, null);
    Assert.assertEquals(2, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(3, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, null, null);
    Assert.assertEquals(3, ns.size());
    Assert.assertEquals(3, ns.getExtraNodes().size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, scriptList, null);
    // no hosts matched selection script
    Assert.assertEquals(0, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.SINGLE_HOST_EXCLUSIVE, null, null);
    // return the host with max capacity
    Assert.assertEquals(6, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE
    ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(1, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(2, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(2, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(3, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(3, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(9, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(9, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(8, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    // current + distant has to be selected
    Assert.assertEquals(8, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(7, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    // current + neighbor has to be selected
    Assert.assertEquals(7, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, scriptList, null);
    // selection script specified => no such set
    Assert.assertEquals(0, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(100, TopologyDescriptor.MULTIPLE_HOSTS_EXCLUSIVE, null, null);
    // get max possible capacity
    Assert.assertEquals(9, ns.size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    // checking TopologyDescriptor.ONE_NODE_PER_HOST_EXCLUSIVE
    ns = resourceManager.getAtMostNodes(1, TopologyDescriptor.DIFFERENT_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(1, ns.size());
    Assert.assertEquals(null, ns.getExtraNodes());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(2, TopologyDescriptor.DIFFERENT_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(2, ns.size());
    Assert.assertEquals(1, ns.getExtraNodes().size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(3, TopologyDescriptor.DIFFERENT_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(3, ns.size());
    Assert.assertEquals(6, ns.getExtraNodes().size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    ns = resourceManager.getAtMostNodes(4, TopologyDescriptor.DIFFERENT_HOSTS_EXCLUSIVE, null, null);
    Assert.assertEquals(3, ns.size());
    Assert.assertEquals(6, ns.getExtraNodes().size());
    resourceManager.releaseNodes(ns).getBooleanValue();
    PAFuture.waitFor(resourceManager.removeNodeSource("remote", true));
}

Example 2 with BestProximityDescriptor

use of org.ow2.proactive.topology.descriptor.BestProximityDescriptor in project scheduling by ow2-proactive.

the class Attribute method createParallelEnvironment.

/**
 * Creates the parallel environment element for the given task. Corresponds
 * to <define name="parallel">
 *
 * @return the {@link XMLTags#PARALLEL_ENV} element if the task has a
 *         parallel environment, null otherwise
 */
private Element createParallelEnvironment(Document doc, Task task) {
    ParallelEnvironment penv = task.getParallelEnvironment();
    if (penv == null)
        return null;
    Element parallelEnvE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.PARALLEL_ENV.getXMLName());
    setAttribute(parallelEnvE, XMLAttributes.TASK_NB_NODES, Integer.toString(penv.getNodesNumber()));
    // <ref name="topology"/>
    TopologyDescriptor topologyDescr = penv.getTopologyDescriptor();
    if (topologyDescr != null) {
        // <choice>
        // <ref name="arbitrary"/>
        // <ref name="bestProximity"/>
        // <ref name="thresholdProximity"/>
        // <ref name="singleHost"/>
        // <ref name="singleHostExclusive"/>
        // <ref name="multipleHostsExclusive"/>
        // <ref name="differentHostsExclusive"/>
        // </choice>
        Element topologyE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY.getXMLName());
        Element topologyDescrE = null;
        if (topologyDescr instanceof ArbitraryTopologyDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_ARBITRARY.getXMLName());
        } else if (topologyDescr instanceof ThresholdProximityDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_THRESHOLD_PROXIMITY.getXMLName());
            long threshold = ((ThresholdProximityDescriptor) topologyDescr).getThreshold();
            topologyDescrE.setAttribute(XMLAttributes.TOPOLOGY_THRESHOLD.getXMLName(), Long.toString(threshold));
        } else if (topologyDescr instanceof BestProximityDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_BEST_PROXIMITY.getXMLName());
        } else if (topologyDescr instanceof SingleHostExclusiveDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_SINGLE_HOST_EXCLUSIVE.getXMLName());
        } else if (topologyDescr instanceof SingleHostDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_SINGLE_HOST.getXMLName());
        } else if (topologyDescr instanceof MultipleHostsExclusiveDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_MULTIPLE_HOSTS_EXCLUSIVE.getXMLName());
        }
        if (topologyDescr instanceof DifferentHostsExclusiveDescriptor) {
            topologyDescrE = doc.createElementNS(Schemas.SCHEMA_LATEST.getNamespace(), XMLTags.TOPOLOGY_DIFFERENT_HOSTS_EXCLUSIVE.getXMLName());
        }
        if (topologyDescrE != null) {
            topologyE.appendChild(topologyDescrE);
        }
        parallelEnvE.appendChild(topologyE);
    }
    return parallelEnvE;
}