Examples with Xen com.cloud.hypervisor.ovm3.objects.Xen used on opensource projects

Example 1 with Xen

use of com.cloud.hypervisor.ovm3.objects.Xen in project cloudstack by apache.

the class Ovm3HypervisorResourceTest method createVm.

public VirtualMachineTO createVm(String vmName) throws Ovm3ResourceException {
    con = support.prepConnectionResults();
    Xen vdata = new Xen(con);
    Xen.Vm vm = vdata.getVmConfig(vmName);
    vdata.listVm(xen.getRepoId(), xen.getVmId());
    // Ovm3VmGuestTypes types = new Ovm3VmGuestTypes();
    Long id = 1L;
    String instanceName = vm.getVmName();
    VirtualMachine.Type type = Type.User;
    // vm.getVmCpus();
    int cpus = 1;
    Integer speed = 0;
    long minRam = vm.getVmMemory();
    long maxRam = vm.getVmMemory();
    BootloaderType bootloader = BootloaderType.PyGrub;
    String os = "Oracle Enterprise Linux 6.0 (64-bit)";
    boolean enableHA = true;
    boolean limitCpuUse = false;
    String vncPassword = "gobbeldygoo";
    VirtualMachineTO vmspec = new VirtualMachineTO(id, instanceName, type, cpus, speed, minRam, maxRam, bootloader, os, enableHA, limitCpuUse, vncPassword);
    vmspec.setBootArgs("");
    addDisksToSpec(vmspec, vm.getVmDisks());
    addNicsToSpec(vmspec, vm.getVmVifs());
    return vmspec;
}

Example 2 with Xen

use of com.cloud.hypervisor.ovm3.objects.Xen in project cloudstack by apache.

the class Ovm3VmSupport method execute.

/* do migrations of VMs in a simple way just inside a cluster for now */
public MigrateAnswer execute(final MigrateCommand cmd) {
    final String vmName = cmd.getVmName();
    String destUuid = cmd.getHostGuid();
    String destIp = cmd.getDestinationIp();
    State state = State.Error;
    /*
         * TODO: figure out non pooled migration, works from CLI but not from
         * the agent... perhaps pause the VM and then migrate it ? for now just
         * stop the VM.
         */
    String msg = "Migrating " + vmName + " to " + destIp;
    LOGGER.info(msg);
    if (!config.getAgentInOvm3Cluster() && !config.getAgentInOvm3Pool()) {
        try {
            Xen xen = new Xen(c);
            Xen.Vm vm = xen.getRunningVmConfig(vmName);
            HostVO destHost = resourceMgr.findHostByGuid(destUuid);
            if (destHost == null) {
                msg = "Unable to find migration target host in DB " + destUuid + " with ip " + destIp;
                LOGGER.info(msg);
                return new MigrateAnswer(cmd, false, msg, null);
            }
            xen.stopVm(ovmObject.deDash(vm.getVmRootDiskPoolId()), vm.getVmUuid());
            msg = destHost.toString();
            state = State.Stopping;
            return new MigrateAnswer(cmd, false, msg, null);
        } catch (Ovm3ResourceException e) {
            msg = "Unpooled VM Migrate of " + vmName + " to " + destUuid + " failed due to: " + e.getMessage();
            LOGGER.debug(msg, e);
            return new MigrateAnswer(cmd, false, msg, null);
        } finally {
            /* shouldn't we just reinitialize completely as a last resort ? */
            hypervisor.setVmState(vmName, state);
        }
    } else {
        try {
            Xen xen = new Xen(c);
            Xen.Vm vm = xen.getRunningVmConfig(vmName);
            if (vm == null) {
                state = State.Stopped;
                msg = vmName + " is no running on " + config.getAgentHostname();
                return new MigrateAnswer(cmd, false, msg, null);
            }
            /* not a storage migration!!! */
            xen.migrateVm(ovmObject.deDash(vm.getVmRootDiskPoolId()), vm.getVmUuid(), destIp);
            state = State.Stopping;
            msg = "Migration of " + vmName + " successfull";
            return new MigrateAnswer(cmd, true, msg, null);
        } catch (Ovm3ResourceException e) {
            msg = "Pooled VM Migrate" + ": Migration of " + vmName + " to " + destIp + " failed due to " + e.getMessage();
            LOGGER.debug(msg, e);
            return new MigrateAnswer(cmd, false, msg, null);
        } finally {
            hypervisor.setVmState(vmName, state);
        }
    }
}

Example 3 with Xen

use of com.cloud.hypervisor.ovm3.objects.Xen in project cloudstack by apache.

the class Ovm3HypervisorResource method execute.

@Override
public synchronized StartAnswer execute(StartCommand cmd) {
    VirtualMachineTO vmSpec = cmd.getVirtualMachine();
    String vmName = vmSpec.getName();
    State state = State.Stopped;
    Xen xen = new Xen(c);
    try {
        hypervisorsupport.setVmStateStarting(vmName);
        Xen.Vm vm = xen.getVmConfig();
        /* max and min ? */
        vm.setVmCpus(vmSpec.getCpus());
        /* in mb not in bytes */
        vm.setVmMemory(vmSpec.getMinRam() / 1024 / 1024);
        vm.setVmUuid(UUID.nameUUIDFromBytes(vmSpec.getName().getBytes(Charset.defaultCharset())).toString());
        vm.setVmName(vmName);
        String domType = guesttypes.getOvm3GuestType(vmSpec.getOs());
        if (domType == null || domType.isEmpty()) {
            domType = "default";
            LOGGER.debug("VM Virt type missing setting to: " + domType);
        } else {
            LOGGER.debug("VM Virt type set to " + domType + " for " + vmSpec.getOs());
        }
        vm.setVmDomainType(domType);
        if (vmSpec.getBootloader() == BootloaderType.CD) {
            LOGGER.warn("CD booting is not supported");
        }
        /*
             * officially CD boot is only supported on HVM, although there is a
             * simple way around it..
             */
        vmsupport.createVbds(vm, vmSpec);
        if (vmSpec.getType() != VirtualMachine.Type.User) {
            // double check control network if we run a non user VM
            hypervisornetwork.configureNetworking();
            vm.setVmExtra(vmSpec.getBootArgs().replace(" ", "%"));
            String svmPath = configuration.getAgentOvmRepoPath() + "/" + ovmObject.deDash(vm.getPrimaryPoolUuid()) + "/ISOs";
            String svmIso = svmPath + "/" + storagepool.getSystemVMPatchIsoFile().getName();
            vm.addIso(svmIso);
        }
        /* OVS/Network stuff should go here! */
        vmsupport.createVifs(vm, vmSpec);
        vm.setupVifs();
        vm.setVnc("0.0.0.0", vmSpec.getVncPassword());
        xen.createVm(ovmObject.deDash(vm.getPrimaryPoolUuid()), vm.getVmUuid());
        xen.startVm(ovmObject.deDash(vm.getPrimaryPoolUuid()), vm.getVmUuid());
        state = State.Running;
        if (vmSpec.getType() != VirtualMachine.Type.User) {
            String controlIp = null;
            for (NicTO nic : vmSpec.getNics()) {
                if (nic.getType() == TrafficType.Control) {
                    controlIp = nic.getIp();
                }
            }
            /* fix is in cloudstack.py for xend restart timer */
            for (int count = 0; count < 60; count++) {
                CloudstackPlugin cSp = new CloudstackPlugin(c);
                /* skip a beat to make sure we didn't miss start */
                if (hypervisorsupport.getVmState(vmName) == null && count > 1) {
                    String msg = "VM " + vmName + " went missing on " + configuration.getAgentHostname() + ", returning stopped";
                    LOGGER.debug(msg);
                    state = State.Stopped;
                    return new StartAnswer(cmd, msg);
                }
                /* creative fix? */
                try {
                    Boolean res = cSp.domrCheckSsh(controlIp);
                    LOGGER.debug("connected to " + controlIp + " on attempt " + count + " result: " + res);
                    if (res) {
                        break;
                    }
                } catch (Exception x) {
                    LOGGER.trace("unable to connect to " + controlIp + " on attempt " + count + " " + x.getMessage(), x);
                }
                Thread.sleep(5000);
            }
        }
        /*
             * Can't remember if HA worked if we were only a pool ?
             */
        if (configuration.getAgentInOvm3Pool() && configuration.getAgentInOvm3Cluster()) {
            xen.configureVmHa(ovmObject.deDash(vm.getPrimaryPoolUuid()), vm.getVmUuid(), true);
        }
        /* should be starting no ? */
        state = State.Running;
        return new StartAnswer(cmd);
    } catch (Exception e) {
        LOGGER.debug("Start vm " + vmName + " failed", e);
        state = State.Stopped;
        return new StartAnswer(cmd, e.getMessage());
    } finally {
        hypervisorsupport.setVmState(vmName, state);
    }
}

Example 4 with Xen

use of com.cloud.hypervisor.ovm3.objects.Xen in project cloudstack by apache.

the class Ovm3HypervisorResource method execute.

/**
 * Removes the vm and its configuration from the hypervisor.
 */
@Override
public StopAnswer execute(StopCommand cmd) {
    String vmName = cmd.getVmName();
    State state = State.Error;
    hypervisorsupport.setVmState(vmName, State.Stopping);
    try {
        Xen vms = new Xen(c);
        Xen.Vm vm = null;
        vm = vms.getRunningVmConfig(vmName);
        if (vm == null) {
            state = State.Stopping;
            LOGGER.debug("Unable to get details of vm: " + vmName + ", treating it as Stopping");
            return new StopAnswer(cmd, "success", true);
        }
        String repoId = ovmObject.deDash(vm.getVmRootDiskPoolId());
        String vmId = vm.getVmUuid();
        /* can we do without the poolId ? */
        vms.stopVm(repoId, vmId);
        int tries = 30;
        while (vms.getRunningVmConfig(vmName) != null && tries > 0) {
            String msg = "Waiting for " + vmName + " to stop";
            LOGGER.debug(msg);
            tries--;
            Thread.sleep(10 * 1000);
        }
        vms.deleteVm(repoId, vmId);
        vmsupport.cleanup(vm);
        if (vms.getRunningVmConfig(vmName) != null) {
            String msg = "Stop " + vmName + " failed ";
            LOGGER.debug(msg);
            return new StopAnswer(cmd, msg, false);
        }
        state = State.Stopped;
        return new StopAnswer(cmd, "success", true);
    } catch (Exception e) {
        LOGGER.debug("Stop " + vmName + " failed ", e);
        return new StopAnswer(cmd, e.getMessage(), false);
    } finally {
        if (state != null) {
            hypervisorsupport.setVmState(vmName, state);
        } else {
            hypervisorsupport.revmoveVmState(vmName);
        }
    }
}

Example 5 with Xen

use of com.cloud.hypervisor.ovm3.objects.Xen in project cloudstack by apache.

the class Ovm3VirtualRoutingResource method prepNetBoth.

private ExecutionResult prepNetBoth(String routerName, IpAddressTO[] ips, String type) {
    Xen xen = new Xen(c);
    try {
        Xen.Vm vm = xen.getVmConfig(routerName);
        for (IpAddressTO ip : ips) {
            Integer devId = vm.getVifIdByMac(ip.getVifMacAddress());
            if (devId < 0 && "IpAssocVpcCommand".equals(type)) {
                String msg = "No valid Nic devId found for " + vm.getVmName() + " with " + ip.getVifMacAddress();
                logger.error(msg);
                return new ExecutionResult(false, msg);
            } else if (devId < 0 && "IpAssocCommand".equals(type)) {
                // vm.get
                String msg = "No valid Nic devId found for " + vm.getVmName() + " with " + ip.getVifMacAddress() + " " + " Ignoring for now (routervm)";
                logger.debug(msg);
                devId = 2;
            }
            ip.setNicDevId(devId);
        }
    } catch (Exception e) {
        String msg = type + " failure on applying one ip due to exception:  " + e;
        logger.error(msg);
        return new ExecutionResult(false, msg);
    }
    return new ExecutionResult(true, null);
}