TestLocalStorage4.java example

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zstack-master
package org.zstack.test.storage.primary.local;

import junit.framework.Assert;
import org.junit.Before;
import org.junit.Test;
import org.zstack.core.cloudbus.CloudBus;
import org.zstack.core.componentloader.ComponentLoader;
import org.zstack.core.db.DatabaseFacade;
import org.zstack.core.db.Q;
import org.zstack.header.host.HostInventory;
import org.zstack.header.identity.SessionInventory;
import org.zstack.header.storage.primary.PrimaryStorageInventory;
import org.zstack.header.vm.VmInstanceInventory;
import org.zstack.header.volume.VolumeInventory;
import org.zstack.storage.primary.local.LocalStorageResourceRefVO;
import org.zstack.storage.primary.local.LocalStorageResourceRefVO_;
import org.zstack.storage.primary.local.LocalStorageSimulatorConfig;
import org.zstack.storage.primary.local.LocalStorageSimulatorConfig.Capacity;
import org.zstack.test.Api;
import org.zstack.test.DBUtil;
import org.zstack.test.WebBeanConstructor;
import org.zstack.test.deployer.Deployer;
import org.zstack.utils.CollectionUtils;
import org.zstack.utils.data.SizeUnit;
import org.zstack.utils.function.Function;

import java.util.Arrays;

/**
 * 1. use local storage and nfs storage, but nfs is not attached
 * 2. create a vm with a data disk
 * <p>
 * confirm root volume and data volume are created on the local storage
 */
public class TestLocalStorage4 {
    Deployer deployer;
    Api api;
    ComponentLoader loader;
    CloudBus bus;
    DatabaseFacade dbf;
    SessionInventory session;
    LocalStorageSimulatorConfig config;
    long totalSize = SizeUnit.GIGABYTE.toByte(100);

    @Before
    public void setUp() throws Exception {
        DBUtil.reDeployDB();
        WebBeanConstructor con = new WebBeanConstructor();
        deployer = new Deployer("deployerXml/localStorage/TestLocalStorage4.xml", con);
        deployer.addSpringConfig("KVMRelated.xml");
        deployer.addSpringConfig("localStorageSimulator.xml");
        deployer.addSpringConfig("localStorage.xml");
        deployer.load();

        loader = deployer.getComponentLoader();
        bus = loader.getComponent(CloudBus.class);
        dbf = loader.getComponent(DatabaseFacade.class);
        config = loader.getComponent(LocalStorageSimulatorConfig.class);

        Capacity c = new Capacity();
        c.total = totalSize;
        c.avail = totalSize;

        config.capacityMap.put("host1", c);
        config.capacityMap.put("host2", c);

        deployer.build();
        api = deployer.getApi();
        session = api.loginAsAdmin();
    }

    @Test
    public void test() {
        PrimaryStorageInventory local = deployer.primaryStorages.get("local");
        PrimaryStorageInventory local2 = deployer.primaryStorages.get("local2");
        final VmInstanceInventory vm = deployer.vms.get("TestVm");

        HostInventory targetHost = CollectionUtils.find(deployer.hosts.values(),
                new Function<HostInventory, HostInventory>() {
                    @Override
                    public HostInventory call(HostInventory arg) {
                        return arg.getUuid().equals(vm.getHostUuid()) ? arg : null;
                    }
                });

        Assert.assertTrue(Arrays.asList(local.getUuid(), local2.getUuid())
                .contains(vm.getRootVolume().getPrimaryStorageUuid()));

        VolumeInventory data = CollectionUtils.find(vm.getAllVolumes(),
                new Function<VolumeInventory, VolumeInventory>() {
                    @Override
                    public VolumeInventory call(VolumeInventory arg) {
                        return arg.getUuid().equals(vm.getRootVolumeUuid()) ? null : arg;
                    }
                });

        Assert.assertTrue(Arrays.asList(local.getUuid(), local2.getUuid()).contains(data.getPrimaryStorageUuid()));

        LocalStorageResourceRefVO rootRef = Q.New(LocalStorageResourceRefVO.class)
                .eq(LocalStorageResourceRefVO_.resourceUuid, vm.getRootVolumeUuid())
                .find();
        Assert.assertEquals(rootRef.getHostUuid(), targetHost.getUuid());
        LocalStorageResourceRefVO dataRef = Q.New(LocalStorageResourceRefVO.class)
                .eq(LocalStorageResourceRefVO_.resourceUuid, data.getUuid())
                .find();
        Assert.assertEquals(dataRef.getHostUuid(), targetHost.getUuid());
    }
}