TestLocalInfrastructureStaticPolicy.java

/*
 * ProActive Parallel Suite(TM):
 * The Open Source library for parallel and distributed
 * Workflows & Scheduling, Orchestration, Cloud Automation
 * and Big Data Analysis on Enterprise Grids & Clouds.
 *
 * Copyright (c) 2007 - 2017 ActiveEon
 * Contact: contact@activeeon.com
 *
 * This library is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation: version 3 of
 * the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * If needed, contact us to obtain a release under GPL Version 2 or 3
 * or a different license than the AGPL.
 */
package functionaltests.nodesource;

import static functionaltests.utils.RMTHelper.log;
import static org.junit.Assert.*;

import java.io.File;

import org.junit.Test;
import org.objectweb.proactive.core.node.Node;
import org.ow2.proactive.resourcemanager.common.RMState;
import org.ow2.proactive.resourcemanager.common.event.RMEventType;
import org.ow2.proactive.resourcemanager.core.properties.PAResourceManagerProperties;
import org.ow2.proactive.resourcemanager.frontend.ResourceManager;
import org.ow2.proactive.resourcemanager.nodesource.infrastructure.LocalInfrastructure;
import org.ow2.proactive.resourcemanager.nodesource.policy.StaticPolicy;
import org.ow2.proactive.utils.FileToBytesConverter;
import org.ow2.proactive.utils.NodeSet;

import functionaltests.utils.RMFunctionalTest;
import functionaltests.utils.RMTHelper;


/**
 *
 * Test checks the correct behavior of node source consisted of Local infrastructure manager
 * and static acquisition policy.
 *
 */
public class TestLocalInfrastructureStaticPolicy extends RMFunctionalTest {

    protected int defaultDescriptorNodesNb = 2;

    protected void createEmptyNodeSource(String sourceName) throws Exception {
        //first parameter of im is empty default rmHelper url
        byte[] creds = FileToBytesConverter.convertFileToByteArray(new File(PAResourceManagerProperties.getAbsolutePath(PAResourceManagerProperties.RM_CREDS.getValueAsString())));
        rmHelper.getResourceManager().createNodeSource(sourceName,
                                                       LocalInfrastructure.class.getName(),
                                                       new Object[] { creds, 0, RMTHelper.DEFAULT_NODES_TIMEOUT, "" },
                                                       StaticPolicy.class.getName(),
                                                       null);

        rmHelper.waitForNodeSourceCreation(sourceName);
    }

    protected void createNodeSourceWithNodes(String sourceName) throws Exception {
        // creating node source
        // first parameter of im is empty default rmHelper url
        byte[] creds = FileToBytesConverter.convertFileToByteArray(new File(PAResourceManagerProperties.getAbsolutePath(PAResourceManagerProperties.RM_CREDS.getValueAsString())));
        rmHelper.getResourceManager()
                .createNodeSource(sourceName,
                                  LocalInfrastructure.class.getName(),
                                  new Object[] { creds, defaultDescriptorNodesNb, RMTHelper.DEFAULT_NODES_TIMEOUT, "" },
                                  StaticPolicy.class.getName(),
                                  null);

        rmHelper.waitForNodeSourceCreation(sourceName, defaultDescriptorNodesNb);
    }

    protected void removeNodeSource(String sourceName) throws Exception {
        // removing node source
        rmHelper.getResourceManager().removeNodeSource(sourceName, true);

        //wait the n events of the n nodes removals of the node source
        for (int i = 0; i < defaultDescriptorNodesNb; i++) {
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_REMOVED);
        }

        //wait for the event of the node source removal
        rmHelper.waitForNodeSourceEvent(RMEventType.NODESOURCE_REMOVED, sourceName);
    }

    @Test
    public void action() throws Exception {
        String source1 = "Node_source_1";

        ResourceManager resourceManager = rmHelper.getResourceManager();
        log("Test 1 - creation/removal of empty node source");

        log("creation");
        createEmptyNodeSource(source1);
        log("removal");
        resourceManager.removeNodeSource(source1, true);
        log("ask to remove NS");
        rmHelper.waitForNodeSourceEvent(RMEventType.NODESOURCE_REMOVED, source1);

        log("NS removed");

        String source2 = "Node_source_2";
        log("Test 2 - creation/removal of the node source with nodes");
        createNodeSourceWithNodes(source1);

        RMState s = resourceManager.getState();
        assertEquals(defaultDescriptorNodesNb, s.getTotalNodesNumber());
        assertEquals(defaultDescriptorNodesNb, s.getFreeNodesNumber());
        // releasing some nodes
        NodeSet ns = resourceManager.getAtMostNodes(defaultDescriptorNodesNb, null);

        for (Node n : ns) {
            // eat the freeToBusy event
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_STATE_CHANGED);
            resourceManager.removeNode(n.getNodeInformation().getURL(), true);
            rmHelper.waitForNodeEvent(RMEventType.NODE_REMOVED, n.getNodeInformation().getURL());
        }

        assertEquals(0, resourceManager.getState().getTotalNodesNumber());
        assertEquals(0, resourceManager.getState().getFreeNodesNumber());
        log("removal");
        resourceManager.removeNodeSource(source1, true);
        log("ask to remove NS");
        rmHelper.waitForNodeSourceEvent(RMEventType.NODESOURCE_REMOVED, source1);
        log("NS removed");

        log("Test 3 - several node sources");
        createNodeSourceWithNodes(source1);
        createNodeSourceWithNodes(source2);

        assertEquals(2 * defaultDescriptorNodesNb, resourceManager.getState().getTotalNodesNumber());
        assertEquals(2 * defaultDescriptorNodesNb, resourceManager.getState().getFreeNodesNumber());

        resourceManager.removeNodeSource(source1, true);
        //wait the n events of the n nodes removals of the node source
        for (int i = 0; i < defaultDescriptorNodesNb; i++) {
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_REMOVED);
        }

        //wait for the event of the node source removal
        rmHelper.waitForNodeSourceEvent(RMEventType.NODESOURCE_REMOVED, source1);

        resourceManager.removeNodeSource(source2, true);
        for (int i = 0; i < defaultDescriptorNodesNb; i++) {
            rmHelper.waitForAnyNodeEvent(RMEventType.NODE_REMOVED);
        }

        //wait for the event of the node source removal
        rmHelper.waitForNodeSourceEvent(RMEventType.NODESOURCE_REMOVED, source2);

    }
}