Examples with VNXVdm com.emc.storageos.vnx.xmlapi.VNXVdm used on opensource projects

Example 6 with VNXVdm

use of com.emc.storageos.vnx.xmlapi.VNXVdm in project coprhd-controller by CoprHD.

the class VNXFileCommunicationInterface method discoverVdmPortGroups.

/**
 * Discover the Data Movers (Port Groups) for the specified VNX File storage array.
 *
 * @param system storage system information including credentials.
 * @param movers Collection of all DataMovers in the VNX File storage array
 * @return Map of New and Existing VDM port groups
 * @throws VNXFileCollectionException
 */
private HashMap<String, List<StorageHADomain>> discoverVdmPortGroups(StorageSystem system, Set<StorageHADomain> movers) throws VNXFileCollectionException, VNXException {
    HashMap<String, List<StorageHADomain>> portGroups = new HashMap();
    List<StorageHADomain> newPortGroups = new ArrayList<StorageHADomain>();
    List<StorageHADomain> existingPortGroups = new ArrayList<StorageHADomain>();
    _logger.info("Start vdm port group discovery for storage system {}", system.getId());
    List<VirtualNAS> newNasServers = new ArrayList<VirtualNAS>();
    List<VirtualNAS> existingNasServers = new ArrayList<VirtualNAS>();
    List<VNXVdm> vdms = getVdmPortGroups(system);
    _logger.debug("Number VDM found: {}", vdms.size());
    VNXFileSshApi sshDmApi = new VNXFileSshApi();
    sshDmApi.setConnParams(system.getIpAddress(), system.getUsername(), system.getPassword());
    for (VNXVdm vdm : vdms) {
        StorageHADomain portGroup = null;
        // Check supported network file sharing protocols.
        StringSet protocols = new StringSet();
        if (null == vdm) {
            _logger.debug("Null vdm in list of port groups.");
            continue;
        }
        // Check if port group was previously discovered
        URIQueryResultList results = new URIQueryResultList();
        String adapterNativeGuid = NativeGUIDGenerator.generateNativeGuid(system, vdm.getVdmName(), NativeGUIDGenerator.ADAPTER);
        _dbClient.queryByConstraint(AlternateIdConstraint.Factory.getStorageHADomainByNativeGuidConstraint(adapterNativeGuid), results);
        Iterator<URI> iter = results.iterator();
        while (iter.hasNext()) {
            StorageHADomain tmpGroup = _dbClient.queryObject(StorageHADomain.class, iter.next());
            if (tmpGroup != null && !tmpGroup.getInactive() && tmpGroup.getStorageDeviceURI().equals(system.getId())) {
                portGroup = tmpGroup;
                _logger.debug("Found duplicate {} ", vdm.getVdmName());
                break;
            }
        }
        Map<String, String> vdmIntfs = sshDmApi.getVDMInterfaces(vdm.getVdmName());
        Set<String> intfs = null;
        if (vdmIntfs != null) {
            intfs = vdmIntfs.keySet();
        }
        // if NFS Interfaces are not there ignore this..
        if (vdmIntfs == null || intfs.isEmpty()) {
            // There are no interfaces for this VDM via nas_server command
            // so ignore this
            _logger.info("Ignoring VDM {} because no NFS interfaces found via ssh query", vdm.getVdmName());
        } else {
            _logger.info("Process VDM {} because  interfaces found {}", vdm.getVdmName(), vdmIntfs.keySet().size());
        }
        for (String intf : intfs) {
            String vdmCapability = vdmIntfs.get(intf);
            _logger.info("Interface {} capability [{}]", vdm.getVdmName() + ":" + intf, vdmCapability);
            if (vdmCapability.contains("cifs")) {
                _logger.info("{} has CIFS Enabled since interfaces are found ", vdm.getVdmName(), intf + ":" + vdmCapability);
                protocols.add(StorageProtocol.File.CIFS.name());
            }
            if (vdmCapability.contains("vdm")) {
                _logger.info("{} has NFS Enabled since interfaces are found ", vdm.getVdmName(), intf + ":" + vdmCapability);
                protocols.add(StorageProtocol.File.NFS.name());
            }
        }
        List<VNXCifsServer> cifsServers = getCifServers(system, vdm.getVdmId(), "true");
        CifsServerMap cifsServersMap = new CifsServerMap();
        for (VNXCifsServer cifsServer : cifsServers) {
            _logger.info("Cifs Server {} for {} ", cifsServer.getName(), vdm.getVdmName());
            if (!cifsServer.getInterfaces().isEmpty()) {
                _logger.info("{} has CIFS Enabled since interfaces are found ", vdm.getVdmName(), cifsServer.getName() + ":" + cifsServer.getInterfaces());
                protocols.add(StorageProtocol.File.CIFS.name());
                NasCifsServer nasCifsServer = new NasCifsServer();
                nasCifsServer.setId(cifsServer.getId());
                nasCifsServer.setInterfaces(cifsServer.getInterfaces());
                nasCifsServer.setMoverIdIsVdm(cifsServer.getMoverIdIsVdm());
                nasCifsServer.setName(cifsServer.getName());
                nasCifsServer.setType(cifsServer.getType());
                nasCifsServer.setDomain(cifsServer.getDomain());
                cifsServersMap.put(cifsServer.getName(), nasCifsServer);
            }
        }
        if (protocols.isEmpty()) {
            // No valid interfaces found and ignore this
            _logger.info("Ignoring VDM {} because no NFS/CIFS interfaces found ", vdm.getVdmName());
            continue;
        }
        // If the data mover (aka port group) was not previously discovered
        if (portGroup == null) {
            portGroup = new StorageHADomain();
            portGroup.setId(URIUtil.createId(StorageHADomain.class));
            portGroup.setNativeGuid(adapterNativeGuid);
            portGroup.setStorageDeviceURI(system.getId());
            portGroup.setAdapterName(vdm.getVdmName());
            portGroup.setName(vdm.getVdmId());
            portGroup.setFileSharingProtocols(protocols);
            portGroup.setVirtual(true);
            portGroup.setAdapterType(StorageHADomain.HADomainType.VIRTUAL.toString());
            // Get parent Data Mover
            StorageHADomain matchingParentMover = getMatchingMoverById(movers, vdm.getMoverId());
            // Check for valid data mover
            if (null != matchingParentMover) {
                portGroup.setParentHADomainURI(matchingParentMover.getId());
            } else {
                _logger.info("Matching parent DataMover {} for {} not found ", vdm.getMoverId(), vdm.getVdmName());
            }
            _logger.info("Found Vdm {} at {}", vdm.getVdmName(), vdm.getVdmId() + "@" + vdm.getMoverId());
            newPortGroups.add(portGroup);
        } else {
            // For rediscovery if cifs is not enabled
            portGroup.setFileSharingProtocols(protocols);
            existingPortGroups.add(portGroup);
        }
        VirtualNAS existingNas = findvNasByNativeId(system, vdm.getVdmId());
        if (existingNas != null) {
            existingNas.setProtocols(protocols);
            existingNas.setCifsServersMap(cifsServersMap);
            existingNas.setNasState(vdm.getState());
            existingNas.setDiscoveryStatus(DiscoveryStatus.VISIBLE.name());
            PhysicalNAS parentNas = findPhysicalNasByNativeId(system, vdm.getMoverId());
            if (parentNas != null) {
                existingNas.setParentNasUri(parentNas.getId());
            }
            existingNasServers.add(existingNas);
        } else {
            VirtualNAS vNas = createVirtualNas(system, vdm);
            if (vNas != null) {
                vNas.setProtocols(protocols);
                vNas.setCifsServersMap(cifsServersMap);
                newNasServers.add(vNas);
            }
        }
    }
    List<VirtualNAS> discoveredVNasServers = new ArrayList<VirtualNAS>();
    // Persist the NAS servers!!!
    if (existingNasServers != null && !existingNasServers.isEmpty()) {
        _logger.info("discoverVdmPortGroups - modified VirtualNAS servers size {}", existingNasServers.size());
        _dbClient.persistObject(existingNasServers);
        discoveredVNasServers.addAll(existingNasServers);
    }
    if (newNasServers != null && !newNasServers.isEmpty()) {
        _logger.info("discoverVdmPortGroups - new VirtualNAS servers size {}", newNasServers.size());
        _dbClient.createObject(newNasServers);
        discoveredVNasServers.addAll(newNasServers);
    }
    // Verify the existing vnas servers!!!
    DiscoveryUtils.checkVirtualNasNotVisible(discoveredVNasServers, _dbClient, system.getId());
    _logger.info("Vdm Port group discovery for storage system {} complete.", system.getId());
    for (StorageHADomain newDomain : newPortGroups) {
        _logger.debug("New Storage Domain : {} : {}", newDomain.getNativeGuid(), newDomain.getAdapterName() + ":" + newDomain.getId());
    }
    for (StorageHADomain domain : existingPortGroups) {
        _logger.debug("Old Storage Domain : {} : {}", domain.getNativeGuid(), domain.getAdapterName() + ":" + domain.getId());
    }
    // return portGroups;
    portGroups.put(NEW, newPortGroups);
    portGroups.put(EXISTING, existingPortGroups);
    return portGroups;
}