Examples with Connection com.xensource.xenapi.Connection used on opensource projects

Example 31 with Connection

use of com.xensource.xenapi.Connection in project cloudstack by apache.

the class Xenserver625StorageProcessor method copyVolumeFromPrimaryToSecondary.

@Override
public Answer copyVolumeFromPrimaryToSecondary(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final VolumeObjectTO srcVolume = (VolumeObjectTO) cmd.getSrcTO();
    final VolumeObjectTO destVolume = (VolumeObjectTO) cmd.getDestTO();
    final int wait = cmd.getWait();
    final DataStoreTO destStore = destVolume.getDataStore();
    if (destStore instanceof NfsTO) {
        SR secondaryStorage = null;
        Task task = null;
        try {
            final NfsTO nfsStore = (NfsTO) destStore;
            final URI uri = new URI(nfsStore.getUrl());
            // Create the volume folder
            if (!hypervisorResource.createSecondaryStorageFolder(conn, uri.getHost() + ":" + uri.getPath(), destVolume.getPath())) {
                throw new InternalErrorException("Failed to create the volume folder.");
            }
            // Create a SR for the volume UUID folder
            secondaryStorage = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), destVolume.getPath());
            // Look up the volume on the source primary storage pool
            final VDI srcVdi = getVDIbyUuid(conn, srcVolume.getPath());
            // Copy the volume to secondary storage
            task = srcVdi.copyAsync(conn, secondaryStorage, null, null);
            // poll every 1 seconds ,
            hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
            hypervisorResource.checkForSuccess(conn, task);
            final VDI destVdi = Types.toVDI(task, conn);
            final String destVolumeUUID = destVdi.getUuid(conn);
            final VolumeObjectTO newVol = new VolumeObjectTO();
            newVol.setPath(destVolume.getPath() + File.separator + destVolumeUUID + ".vhd");
            newVol.setSize(srcVolume.getSize());
            return new CopyCmdAnswer(newVol);
        } catch (final Exception e) {
            s_logger.debug("Failed to copy volume to secondary: " + e.toString());
            return new CopyCmdAnswer("Failed to copy volume to secondary: " + e.toString());
        } finally {
            if (task != null) {
                try {
                    task.destroy(conn);
                } catch (final Exception e) {
                    s_logger.warn("unable to destroy task(" + task.toWireString() + ") due to " + e.toString());
                }
            }
            hypervisorResource.removeSR(conn, secondaryStorage);
        }
    }
    return new CopyCmdAnswer("unsupported protocol");
}

Example 32 with Connection

use of com.xensource.xenapi.Connection in project cloudstack by apache.

the class CitrixResourceBase method prepareNetworkElementCommand.

/**
     * @param cmd
     * @return
     */
private ExecutionResult prepareNetworkElementCommand(final SetupGuestNetworkCommand cmd) {
    final Connection conn = getConnection();
    final NicTO nic = cmd.getNic();
    final String domrName = cmd.getAccessDetail(NetworkElementCommand.ROUTER_NAME);
    try {
        final Set<VM> vms = VM.getByNameLabel(conn, domrName);
        if (vms == null || vms.isEmpty()) {
            return new ExecutionResult(false, "Can not find VM " + domrName);
        }
        final VM vm = vms.iterator().next();
        final String mac = nic.getMac();
        VIF domrVif = null;
        for (final VIF vif : vm.getVIFs(conn)) {
            final String lmac = vif.getMAC(conn);
            if (lmac.equals(mac)) {
                domrVif = vif;
            // Do not break it! We have 2 routers.
            // break;
            }
        }
        if (domrVif == null) {
            return new ExecutionResult(false, "Can not find vif with mac " + mac + " for VM " + domrName);
        }
        nic.setDeviceId(Integer.parseInt(domrVif.getDevice(conn)));
    } catch (final Exception e) {
        final String msg = "Creating guest network failed due to " + e.toString();
        s_logger.warn(msg, e);
        return new ExecutionResult(false, msg);
    }
    return new ExecutionResult(true, null);
}

Example 33 with Connection

use of com.xensource.xenapi.Connection in project cloudstack by apache.

the class XenServerConnectionPool method connect.

public Connection connect(String hostUuid, String poolUuid, String ipAddress, String username, Queue<String> password, int wait) {
    XenServerConnection mConn = null;
    if (hostUuid == null || poolUuid == null || ipAddress == null || username == null || password == null) {
        String msg = "Connect some parameter are null hostUuid:" + hostUuid + " ,poolUuid:" + poolUuid + " ,ipAddress:" + ipAddress;
        s_logger.debug(msg);
        throw new CloudRuntimeException(msg);
    }
    synchronized (poolUuid.intern()) {
        mConn = getConnect(poolUuid);
        if (mConn != null) {
            try {
                Host host = Host.getByUuid(mConn, hostUuid);
                if (!host.getEnabled(mConn)) {
                    String msg = "Cannot connect this host " + ipAddress + " due to the host is not enabled";
                    s_logger.debug(msg);
                    if (mConn.getIp().equalsIgnoreCase(ipAddress)) {
                        removeConnect(poolUuid);
                        mConn = null;
                    }
                    throw new CloudRuntimeException(msg);
                }
                return mConn;
            } catch (CloudRuntimeException e) {
                throw e;
            } catch (Exception e) {
                if (s_logger.isDebugEnabled()) {
                    s_logger.debug("connect through IP(" + mConn.getIp() + " for pool(" + poolUuid + ") is broken due to " + e.toString());
                }
                removeConnect(poolUuid);
                mConn = null;
            }
        }
        if (mConn == null) {
            try {
                Connection conn = new Connection(getURL(ipAddress), 5, _connWait);
                Session sess = loginWithPassword(conn, username, password, APIVersion.latest().toString());
                Host host = sess.getThisHost(conn);
                Boolean hostenabled = host.getEnabled(conn);
                if (sess != null) {
                    try {
                        Session.logout(conn);
                    } catch (Exception e) {
                        s_logger.debug("Caught exception during logout", e);
                    }
                    conn.dispose();
                }
                if (!hostenabled) {
                    String msg = "Unable to create master connection, due to master Host " + ipAddress + " is not enabled";
                    s_logger.debug(msg);
                    throw new CloudRuntimeException(msg);
                }
                mConn = new XenServerConnection(getURL(ipAddress), ipAddress, username, password, _retries, _interval, wait, _connWait);
                loginWithPassword(mConn, username, password, APIVersion.latest().toString());
            } catch (Types.HostIsSlave e) {
                String maddress = e.masterIPAddress;
                mConn = new XenServerConnection(getURL(maddress), maddress, username, password, _retries, _interval, wait, _connWait);
                try {
                    Session session = loginWithPassword(mConn, username, password, APIVersion.latest().toString());
                    Host host = session.getThisHost(mConn);
                    if (!host.getEnabled(mConn)) {
                        String msg = "Unable to create master connection, due to master Host " + maddress + " is not enabled";
                        s_logger.debug(msg);
                        throw new CloudRuntimeException(msg);
                    }
                } catch (Exception e1) {
                    String msg = "Unable to create master connection to host(" + maddress + ") , due to " + e1.toString();
                    s_logger.debug(msg);
                    throw new CloudRuntimeException(msg, e1);
                }
            } catch (CloudRuntimeException e) {
                throw e;
            } catch (Exception e) {
                String msg = "Unable to create master connection to host(" + ipAddress + ") , due to " + e.toString();
                s_logger.debug(msg);
                throw new CloudRuntimeException(msg, e);
            }
            addConnect(poolUuid, mConn);
        }
    }
    return mConn;
}

Example 34 with Connection

use of com.xensource.xenapi.Connection in project cloudstack by apache.

the class Xenserver625StorageProcessor method createTemplateFromSnapshot2.

public Answer createTemplateFromSnapshot2(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final SnapshotObjectTO snapshotObjTO = (SnapshotObjectTO) cmd.getSrcTO();
    final TemplateObjectTO templateObjTO = (TemplateObjectTO) cmd.getDestTO();
    if (!(snapshotObjTO.getDataStore() instanceof PrimaryDataStoreTO) || !(templateObjTO.getDataStore() instanceof NfsTO)) {
        return null;
    }
    NfsTO destStore = null;
    PrimaryDataStoreTO srcStore = null;
    URI destUri = null;
    try {
        srcStore = (PrimaryDataStoreTO) snapshotObjTO.getDataStore();
        destStore = (NfsTO) templateObjTO.getDataStore();
        destUri = new URI(destStore.getUrl());
    } catch (final Exception ex) {
        s_logger.debug("Invalid URI", ex);
        return new CopyCmdAnswer("Invalid URI: " + ex.toString());
    }
    SR srcSr = null;
    SR destSr = null;
    final String destDir = templateObjTO.getPath();
    VDI destVdi = null;
    boolean result = false;
    try {
        final Map<String, String> srcDetails = cmd.getOptions();
        final String iScsiName = srcDetails.get(DiskTO.IQN);
        final String storageHost = srcDetails.get(DiskTO.STORAGE_HOST);
        final String chapInitiatorUsername = srcDetails.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String chapInitiatorSecret = srcDetails.get(DiskTO.CHAP_INITIATOR_SECRET);
        String srType = null;
        srType = CitrixResourceBase.SRType.LVMOISCSI.toString();
        srcSr = hypervisorResource.getIscsiSR(conn, iScsiName, storageHost, iScsiName, chapInitiatorUsername, chapInitiatorSecret, false, srType, true);
        final String destNfsPath = destUri.getHost() + ":" + destUri.getPath();
        final String localDir = "/var/cloud_mount/" + UUID.nameUUIDFromBytes(destNfsPath.getBytes());
        mountNfs(conn, destNfsPath, localDir);
        makeDirectory(conn, localDir + "/" + destDir);
        destSr = createFileSR(conn, localDir + "/" + destDir);
        // there should only be one VDI in this SR
        final VDI srcVdi = srcSr.getVDIs(conn).iterator().next();
        destVdi = srcVdi.copy(conn, destSr);
        final String nameLabel = "cloud-" + UUID.randomUUID().toString();
        destVdi.setNameLabel(conn, nameLabel);
        // scan makes XenServer pick up VDI physicalSize
        destSr.scan(conn);
        final String templateUuid = destVdi.getUuid(conn);
        final String templateFilename = templateUuid + ".vhd";
        final long virtualSize = destVdi.getVirtualSize(conn);
        final long physicalSize = destVdi.getPhysicalUtilisation(conn);
        // create the template.properties file
        String templatePath = destNfsPath + "/" + destDir;
        templatePath = templatePath.replaceAll("//", "/");
        result = hypervisorResource.postCreatePrivateTemplate(conn, templatePath, templateFilename, templateUuid, nameLabel, null, physicalSize, virtualSize, templateObjTO.getId());
        if (!result) {
            throw new CloudRuntimeException("Could not create the template.properties file on secondary storage dir");
        }
        final TemplateObjectTO newTemplate = new TemplateObjectTO();
        newTemplate.setPath(destDir + "/" + templateFilename);
        newTemplate.setFormat(Storage.ImageFormat.VHD);
        newTemplate.setHypervisorType(HypervisorType.XenServer);
        newTemplate.setSize(virtualSize);
        newTemplate.setPhysicalSize(physicalSize);
        newTemplate.setName(templateUuid);
        result = true;
        return new CopyCmdAnswer(newTemplate);
    // } catch (Exception ex) {
    // s_logger.error("Failed to create a template from a snapshot",
    // ex);
    //
    // return new
    // CopyCmdAnswer("Failed to create a template from a snapshot: " +
    // ex.toString());
    } catch (final BadServerResponse e) {
        s_logger.error("Failed to create a template from a snapshot due to incomprehensible server response", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } catch (final XenAPIException e) {
        s_logger.error("Failed to create a template from a snapshot due to xenapi error", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } catch (final XmlRpcException e) {
        s_logger.error("Failed to create a template from a snapshot due to rpc error", e);
        return new CopyCmdAnswer("Failed to create a template from a snapshot: " + e.toString());
    } finally {
        if (!result) {
            if (destVdi != null) {
                try {
                    destVdi.destroy(conn);
                } catch (final Exception e) {
                    s_logger.debug("Cleaned up leftover VDI on destination storage due to failure: ", e);
                }
            }
        }
        if (srcSr != null) {
            hypervisorResource.removeSR(conn, srcSr);
        }
        if (destSr != null) {
            hypervisorResource.removeSR(conn, destSr);
        }
    }
}

Example 35 with Connection

use of com.xensource.xenapi.Connection in project cloudstack by apache.

the class Xenserver625StorageProcessor method createTemplateFromVolume.

@Override
public Answer createTemplateFromVolume(final CopyCommand cmd) {
    final Connection conn = hypervisorResource.getConnection();
    final VolumeObjectTO volume = (VolumeObjectTO) cmd.getSrcTO();
    final TemplateObjectTO template = (TemplateObjectTO) cmd.getDestTO();
    final NfsTO destStore = (NfsTO) cmd.getDestTO().getDataStore();
    final int wait = cmd.getWait();
    final String secondaryStoragePoolURL = destStore.getUrl();
    final String volumeUUID = volume.getPath();
    final String userSpecifiedName = template.getName();
    String details = null;
    SR tmpltSR = null;
    boolean result = false;
    String secondaryStorageMountPath = null;
    String installPath = null;
    Task task = null;
    try {
        final URI uri = new URI(secondaryStoragePoolURL);
        secondaryStorageMountPath = uri.getHost() + ":" + uri.getPath();
        installPath = template.getPath();
        if (!hypervisorResource.createSecondaryStorageFolder(conn, secondaryStorageMountPath, installPath)) {
            details = " Filed to create folder " + installPath + " in secondary storage";
            s_logger.warn(details);
            return new CopyCmdAnswer(details);
        }
        final VDI vol = getVDIbyUuid(conn, volumeUUID);
        // create template SR
        tmpltSR = createFileSr(conn, uri.getHost() + ":" + uri.getPath(), installPath);
        // copy volume to template SR
        task = vol.copyAsync(conn, tmpltSR, null, null);
        // poll every 1 seconds ,
        hypervisorResource.waitForTask(conn, task, 1000, wait * 1000);
        hypervisorResource.checkForSuccess(conn, task);
        final VDI tmpltVDI = Types.toVDI(task, conn);
        // scan makes XenServer pick up VDI physicalSize
        tmpltSR.scan(conn);
        if (userSpecifiedName != null) {
            tmpltVDI.setNameLabel(conn, userSpecifiedName);
        }
        final String tmpltUUID = tmpltVDI.getUuid(conn);
        final String tmpltFilename = tmpltUUID + ".vhd";
        final long virtualSize = tmpltVDI.getVirtualSize(conn);
        final long physicalSize = tmpltVDI.getPhysicalUtilisation(conn);
        // create the template.properties file
        final String templatePath = secondaryStorageMountPath + "/" + installPath;
        result = hypervisorResource.postCreatePrivateTemplate(conn, templatePath, tmpltFilename, tmpltUUID, userSpecifiedName, null, physicalSize, virtualSize, template.getId());
        if (!result) {
            throw new CloudRuntimeException("Could not create the template.properties file on secondary storage dir");
        }
        installPath = installPath + "/" + tmpltFilename;
        hypervisorResource.removeSR(conn, tmpltSR);
        tmpltSR = null;
        final TemplateObjectTO newTemplate = new TemplateObjectTO();
        newTemplate.setPath(installPath);
        newTemplate.setFormat(Storage.ImageFormat.VHD);
        newTemplate.setSize(virtualSize);
        newTemplate.setPhysicalSize(physicalSize);
        newTemplate.setName(tmpltUUID);
        final CopyCmdAnswer answer = new CopyCmdAnswer(newTemplate);
        return answer;
    } catch (final Exception e) {
        if (tmpltSR != null) {
            hypervisorResource.removeSR(conn, tmpltSR);
        }
        if (secondaryStorageMountPath != null) {
            hypervisorResource.deleteSecondaryStorageFolder(conn, secondaryStorageMountPath, installPath);
        }
        details = "Creating template from volume " + volumeUUID + " failed due to " + e.toString();
        s_logger.error(details, e);
    } finally {
        if (task != null) {
            try {
                task.destroy(conn);
            } catch (final Exception e) {
                s_logger.warn("unable to destroy task(" + task.toWireString() + ") due to " + e.toString());
            }
        }
    }
    return new CopyCmdAnswer(details);
}