Examples with Node org.objectweb.proactive.core.node.Node used on opensource projects

Example 41 with Node

use of org.objectweb.proactive.core.node.Node in project scheduling by ow2-proactive.

the class MatrixBasedTests method processSelected.

/**
 * Takes the list of selected nodes, and outputs a string describing the result matrix.
 */
protected static String processSelected(List<Node> sels) {
    Integer[][] selMat = new Integer[gridWidth][gridHeight];
    for (Node i : sels) {
        String[] nif = i.toString().split("_");
        int x = Integer.parseInt(nif[1]);
        int y = Integer.parseInt(nif[2]);
        if (selMat[x][y] == null)
            selMat[x][y] = 0;
        selMat[x][y]++;
    }
    String out = "";
    for (int j = 0; j < gridHeight; j++) {
        for (int i = 0; i < gridWidth; i++) {
            if (gridMatrix[i][j] != null) {
                if (selMat[i][j] != null && selMat[i][j] > 0) {
                    out += (selMat[i][j]);
                } else {
                    out += (".");
                }
            } else {
                out += ("?");
            }
        }
    }
    return out;
}

Example 42 with Node

use of org.objectweb.proactive.core.node.Node in project scheduling by ow2-proactive.

the class NodeSourceTest method testSetNodeAvailableKnownNode.

@Test
public void testSetNodeAvailableKnownNode() throws RMException {
    Node node = createNode(PROACTIVE_PROGRAMMING_NODE_URL);
    RMNode rmNode = new RMNodeImpl(node, nodeSource, client, mock(Permission.class));
    nodeSource.internalAddNode(node);
    nodeSource.detectedPingedDownNode(node.getNodeInformation().getName(), node.getNodeInformation().getURL());
    assertThat(nodeSource.getDownNodes()).hasSize(1);
    boolean result = nodeSource.setNodeAvailable(rmNode);
    assertThat(result).isTrue();
    assertThat(nodeSource.getDownNodes()).hasSize(0);
}

Example 43 with Node

use of org.objectweb.proactive.core.node.Node in project scheduling by ow2-proactive.

the class NodeSourceTest method testSetNodeAvailableUnknownNode.

@Test
public void testSetNodeAvailableUnknownNode() throws RMException {
    Node node = createNode(PROACTIVE_PROGRAMMING_NODE_URL);
    RMNode rmNode = new RMNodeImpl(node, nodeSource, client, mock(Permission.class));
    nodeSource.internalAddNode(node);
    assertThat(nodeSource.getDownNodes()).hasSize(0);
    boolean result = nodeSource.setNodeAvailable(rmNode);
    assertThat(result).isFalse();
    assertThat(nodeSource.getDownNodes()).hasSize(0);
}

Example 44 with Node

use of org.objectweb.proactive.core.node.Node in project scheduling by ow2-proactive.

the class NodeSourceTest method createNode.

private Node createNode(String nodeUrl) {
    Node node = mock(Node.class);
    NodeInformation nodeInformation = mock(NodeInformation.class);
    when(node.getNodeInformation()).thenReturn(nodeInformation);
    when(node.getProActiveRuntime()).thenReturn(mock(ProActiveRuntime.class));
    when(nodeInformation.getURL()).thenReturn(nodeUrl);
    when(nodeInformation.getVMInformation()).thenReturn(mock(VMInformation.class));
    return node;
}

Example 45 with Node

use of org.objectweb.proactive.core.node.Node in project scheduling by ow2-proactive.

the class SelectionManager method doSelectNodes.

private NodeSet doSelectNodes(Criteria criteria, Client client) {
    boolean hasScripts = criteria.getScripts() != null && criteria.getScripts().size() > 0;
    boolean loggerIsDebugEnabled = logger.isDebugEnabled();
    if (loggerIsDebugEnabled) {
        logger.debug(client + " requested " + criteria.getSize() + " nodes with " + criteria.getTopology());
        if (hasScripts) {
            logger.debug("Selection scripts:");
            for (SelectionScript s : criteria.getScripts()) {
                logger.debug(s);
            }
        }
        if (criteria.getBlackList() != null && criteria.getBlackList().size() > 0) {
            logger.debug("Black list nodes:");
            for (Node n : criteria.getBlackList()) {
                logger.debug(n);
            }
        }
    }
    // can throw Exception if topology is disabled
    TopologyHandler handler = RMCore.topologyManager.getHandler(criteria.getTopology());
    int totalNumberOfAliveNodesRightNow = rmcore.getTotalAliveNodesNumber();
    List<RMNode> freeNodes = rmcore.getFreeNodes();
    // filtering out the "free node list"
    // removing exclusion and checking permissions
    List<RMNode> filteredNodes = filterOut(freeNodes, criteria, client);
    if (filteredNodes.size() == 0) {
        if (loggerIsDebugEnabled) {
            logger.debug(client + " will get 0 nodes");
        }
        return new NodeSet();
    }
    // arranging nodes according to the selection policy
    // if could be shuffling or node source priorities
    List<RMNode> afterPolicyNodes = selectionPolicy.arrangeNodes(criteria.getSize(), filteredNodes, client);
    List<Node> matchedNodes;
    if (hasScripts) {
        // checking if all scripts are authorized
        checkAuthorizedScripts(criteria.getScripts());
        // arranging nodes for script execution
        List<RMNode> arrangedNodes = arrangeNodesForScriptExecution(afterPolicyNodes, criteria.getScripts(), criteria.getBindings());
        List<RMNode> arrangedFilteredNodes = arrangedNodes;
        if (criteria.getTopology().isTopologyBased()) {
            arrangedFilteredNodes = topologyNodesFilter.filterNodes(criteria, arrangedNodes);
        }
        if (arrangedFilteredNodes.isEmpty()) {
            matchedNodes = new LinkedList<>();
        } else if (electedToRunOnAllNodes(criteria)) {
            // run scripts on all available nodes
            matchedNodes = runScripts(arrangedFilteredNodes, criteria);
        } else {
            // run scripts not on all nodes, but always on missing number of
            // nodes
            // until required node set is found
            matchedNodes = new LinkedList<>();
            while (matchedNodes.size() < criteria.getSize()) {
                int numberOfNodesForScriptExecution = criteria.getSize() - matchedNodes.size();
                if (numberOfNodesForScriptExecution < PAResourceManagerProperties.RM_SELECTION_MAX_THREAD_NUMBER.getValueAsInt()) {
                    // we can run
                    // "PAResourceManagerProperties.RM_SELECTION_MAX_THREAD_NUMBER.getValueAsInt()"
                    // scripts in parallel
                    // in case when we need less nodes it still useful to
                    // the full capacity of the thread pool to find nodes
                    // quicker
                    // it is not important if we find more nodes than needed
                    // subset will be selected later (topology handlers)
                    numberOfNodesForScriptExecution = PAResourceManagerProperties.RM_SELECTION_MAX_THREAD_NUMBER.getValueAsInt();
                }
                List<RMNode> subset = arrangedFilteredNodes.subList(0, Math.min(numberOfNodesForScriptExecution, arrangedFilteredNodes.size()));
                matchedNodes.addAll(runScripts(subset, criteria));
                // removing subset of arrangedNodes
                subset.clear();
                if (arrangedFilteredNodes.size() == 0) {
                    break;
                }
            }
            if (loggerIsDebugEnabled) {
                logger.debug(matchedNodes.size() + " nodes found after scripts execution for " + client);
            }
        }
    } else {
        matchedNodes = new LinkedList<>();
        for (RMNode node : afterPolicyNodes) {
            matchedNodes.add(node.getNode());
        }
    }
    if (criteria.getTopology().isTopologyBased() && loggerIsDebugEnabled) {
        logger.debug("Filtering nodes with topology " + criteria.getTopology());
    }
    NodeSet selectedNodes = handler.select(criteria.getSize(), matchedNodes);
    if (selectedNodes.size() < criteria.getSize() && !criteria.isBestEffort()) {
        selectedNodes.clear();
        if (selectedNodes.getExtraNodes() != null) {
            selectedNodes.getExtraNodes().clear();
        }
    }
    // the nodes are selected, now mark them as busy.
    for (Node node : selectedNodes) {
        try {
            // Synchronous call
            rmcore.setBusyNode(node.getNodeInformation().getURL(), client);
        } catch (NotConnectedException e) {
            // client has disconnected during getNodes request
            logger.warn(e.getMessage(), e);
            return null;
        }
    }
    // marking extra selected nodes as busy
    if (selectedNodes.size() > 0 && selectedNodes.getExtraNodes() != null) {
        for (Node node : new LinkedList<>(selectedNodes.getExtraNodes())) {
            try {
                // synchronous call
                rmcore.setBusyNode(node.getNodeInformation().getURL(), client);
            } catch (NotConnectedException e) {
                // client has disconnected during getNodes request
                logger.warn(e.getMessage(), e);
                return null;
            }
        }
    }
    if (logger.isInfoEnabled()) {
        String extraNodes = selectedNodes.getExtraNodes() != null && selectedNodes.getExtraNodes().size() > 0 ? " and " + selectedNodes.getExtraNodes().size() + " extra nodes" : "";
        logger.info(client + " requested " + criteria.getSize() + " nodes with " + criteria.getTopology() + " and will get " + selectedNodes.size() + " nodes " + extraNodes + " [totalNumberOfAliveNodesRightNow:" + totalNumberOfAliveNodesRightNow + ";freeNodes:" + freeNodes.size() + ";filteredNodes:" + filteredNodes.size() + ";reordered after policy:" + afterPolicyNodes.size() + ";selection script present:" + hasScripts + ";nodes filtered by selection script:" + matchedNodes.size() + ";selectedNodes:" + selectedNodes.size() + "]");
    }
    if (loggerIsDebugEnabled) {
        for (Node n : selectedNodes) {
            logger.debug(n.getNodeInformation().getURL());
        }
    }
    return selectedNodes;
}