Examples with NetworkFCZoneInfo com.emc.storageos.networkcontroller.NetworkFCZoneInfo used on opensource projects

Example 16 with NetworkFCZoneInfo

use of com.emc.storageos.networkcontroller.NetworkFCZoneInfo in project coprhd-controller by CoprHD.

the class NetworkScheduler method getZoningTargetsForPaths.

/**
 * This is called when ExportGroupService adds paths.
 * Creates list of NetworkFabricInfo structures for zoning each volume
 * to the newly added paths
 *
 * @param exportGroup - The ExportGroup structure.
 * @param varrayUri - The URI of the virtual array, this can be the export group's
 *            virtual array or its alternate virtual array
 * @param exportMask - The ExportMask structure.
 * @param initiators - Contains the initiators
 * @param zonesMap a list of existing zones mapped by the initiator port WWN
 * @return List<NetworkFCZoneInfo> indicating zones and zone references to be created.
 * @throws IOException
 * @throws DeviceControllerException
 */
private List<NetworkFCZoneInfo> getZoningTargetsForPaths(ExportGroup exportGroup, List<URI> volumes, URI varrayUri, Map<URI, List<URI>> paths, Map<String, List<Zone>> zonesMap) throws DeviceControllerException {
    List<NetworkFCZoneInfo> fabricInfos = new ArrayList<NetworkFCZoneInfo>();
    for (Map.Entry<URI, List<URI>> entry : paths.entrySet()) {
        URI initiatorURI = entry.getKey();
        List<URI> ports = entry.getValue();
        Initiator initiator = _dbClient.queryObject(Initiator.class, initiatorURI);
        if (StorageProtocol.block2Transport(initiator.getProtocol()) != Transport.FC) {
            continue;
        }
        for (URI storagePort : ports) {
            StoragePort sp = _dbClient.queryObject(StoragePort.class, storagePort);
            if (sp == null || sp.getTaggedVirtualArrays() == null || !sp.getTaggedVirtualArrays().contains(varrayUri.toString())) {
                _log.warn(String.format("The storage port %s is not in the virtual array %s", sp.getNativeGuid(), varrayUri.toString()));
                continue;
            }
            try {
                NetworkFCZoneInfo fabricInfo = placeZones(exportGroup.getId(), varrayUri, initiator.getProtocol(), formatWWN(initiator.getInitiatorPort()), sp, initiator.getHostName(), zonesMap.get(initiator.getInitiatorPort()), true);
                if (fabricInfo != null) {
                    for (URI volId : volumes) {
                        NetworkFCZoneInfo volFabricInfo = fabricInfo.clone();
                        volFabricInfo.setVolumeId(volId);
                        fabricInfos.add(volFabricInfo);
                    }
                }
            } catch (DeviceControllerException ex) {
                _log.error(String.format("Initiator %s could not be paired with port %s", initiator.getInitiatorPort(), sp.getPortNetworkId()));
            }
        }
    }
    return fabricInfos;
}

Example 17 with NetworkFCZoneInfo

use of com.emc.storageos.networkcontroller.NetworkFCZoneInfo in project coprhd-controller by CoprHD.

the class NetworkScheduler method unexportVolumes.

/**
 * Called from the unexportVolume call. and others. This method builds the NetworkFabricInfo to be passed to the
 * NetworkDeviceController for automatic unzoning.
 *
 * @param volUris Collection of URIs for volumes whose references are to be deleted
 * @param exportGroupUris List of URIs of all the export groups being processed that might contain the volumes.
 * @param storagePortUri the URI of the StoragePort
 * @param initiatorPort String WWPN with colons
 * @param hasExistingVolumes If true, will not mark a zone as last reference, keeping them from being deleted
 * @return List<NetworkFCZoneInfo> detailing zones to be removed or at least unreferenced
 * @throws IOException
 */
public List<NetworkFCZoneInfo> unexportVolumes(URI varrayURI, Collection<URI> volUris, List<URI> exportGroupUris, URI storagePortUri, String initiatorPort, boolean hasExistingVolumes) {
    List<NetworkFCZoneInfo> ourReferences = new ArrayList<NetworkFCZoneInfo>();
    VirtualArray virtualArray = _dbClient.queryObject(VirtualArray.class, varrayURI);
    if (virtualArray != null && virtualArray.getAutoSanZoning() == false) {
        _log.info("Automatic SAN zoning is disabled in virtual array: " + virtualArray.getLabel());
        return null;
    }
    initiatorPort = formatWWN(initiatorPort);
    // Get the StoragePort
    StoragePort port = null;
    try {
        port = _dbClient.queryObject(StoragePort.class, storagePortUri);
        if (port == null) {
            return null;
        }
    } catch (DatabaseException ex) {
        return null;
    }
    // See if we can find our zone references
    List<String> endPoints = new ArrayList<String>();
    endPoints.add(initiatorPort);
    endPoints.add(formatWWN(port.getPortNetworkId()));
    // Make the key for our endPoints
    String key = null;
    {
        NetworkFCZoneInfo fabricInfo = new NetworkFCZoneInfo();
        fabricInfo.setEndPoints(endPoints);
        key = fabricInfo.makeEndpointsKey();
    }
    // Create a map of the references keyed by volUri concatenated with export group URI.
    // This allows for multiple export groups to export the same volume, and the zone will not
    // be deleted until the volume's references are removed from all export groups.
    // Then we can tell if other volumes are using this.
    Map<String, FCZoneReference> volRefMap = makeExportToReferenceMap(key);
    // If there were no references at all, we don't do anything.
    if (volRefMap.isEmpty()) {
        return null;
    } else {
        // Do this for each of the Export Groups being processed.
        for (URI volUri : volUris) {
            for (URI exportGroupUri : exportGroupUris) {
                FCZoneReference ourReference = volRefMap.get(make2UriKey(volUri, exportGroupUri));
                if (ourReference == null) {
                    continue;
                }
                // We need a fabricInfo for each,
                // so as to remove the FCZoneReference that is keyed on volume/exportGroup.
                NetworkFCZoneInfo fabricInfo = createZoneInfoForRef(ourReference, volUri, initiatorPort, port.getPortNetworkId(), null, exportGroupUri);
                ourReferences.add(fabricInfo);
                volRefMap.remove(make2UriKey(volUri, exportGroupUri));
            }
        }
        // See if all the remaining entries have been marked for deletion.
        boolean live = false;
        for (FCZoneReference ref : volRefMap.values()) {
            if (ref.getInactive() == false) {
                // Here is an apparent live reference; look up the volume and make
                // sure it's still active too.
                BlockObject vol = BlockObject.fetch(_dbClient, ref.getVolumeUri());
                ExportGroup group = _dbClient.queryObject(ExportGroup.class, ref.getGroupUri());
                if (vol != null && vol.getInactive() == false && group != null && group.getInactive() == false) {
                    live = true;
                } else {
                    // mark the errant reference inactive
                    _dbClient.markForDeletion(ref);
                }
            }
        }
        // sets existingZone which will prohibit deletion.
        for (NetworkFCZoneInfo fabricInfo : ourReferences) {
            fabricInfo.setLastReference(!live);
            if (hasExistingVolumes) {
                fabricInfo.setExistingZone(true);
            }
            // Pick an alternate device, just in case
            NetworkLite portNet = getStoragePortNetwork(port);
            NetworkLite iniNet = BlockStorageScheduler.lookupNetworkLite(_dbClient, StorageProtocol.block2Transport("FC"), initiatorPort);
            List<NetworkSystem> networkSystems = getZoningNetworkSystems(iniNet, portNet);
            for (NetworkSystem ns : networkSystems) {
                if (!ns.getId().equals(fabricInfo.getNetworkDeviceId())) {
                    fabricInfo.setAltNetworkDeviceId(ns.getId());
                    break;
                }
            }
        }
        return ourReferences;
    }
}

Example 18 with NetworkFCZoneInfo

use of com.emc.storageos.networkcontroller.NetworkFCZoneInfo in project coprhd-controller by CoprHD.

the class NetworkScheduler method createZoneInfoForRef.

/**
 * Creates a NetworkFCZoneInfo from a {@link FCZoneReference}
 *
 * @param ourReference
 * @param volUri
 * @param initiator
 * @param port
 * @param network
 * @param exportGroup
 * @return
 */
private NetworkFCZoneInfo createZoneInfoForRef(FCZoneReference ourReference, URI volUri, String initiator, String port, NetworkLite network, URI exportGroup) {
    if (ourReference == null) {
        return null;
    }
    // We need a fabricInfo for each,
    // so as to remove the FCZoneReference that is keyed on volume/exportGroup.
    NetworkFCZoneInfo fabricInfo = new NetworkFCZoneInfo();
    fabricInfo.setEndPoints(Arrays.asList(new String[] { initiator, port }));
    fabricInfo.setFcZoneReferenceId(ourReference.getId());
    fabricInfo.setNetworkDeviceId(ourReference.getNetworkSystemUri());
    fabricInfo.setFabricId(ourReference.getFabricId());
    fabricInfo.setZoneName(ourReference.getZoneName());
    fabricInfo.setVolumeId(volUri);
    fabricInfo.setExportGroup(exportGroup);
    fabricInfo.setExistingZone(ourReference.getExistingZone());
    if (network != null) {
        fabricInfo.setFabricWwn(NetworkUtil.getNetworkWwn(network));
    }
    return fabricInfo;
}

Example 19 with NetworkFCZoneInfo

use of com.emc.storageos.networkcontroller.NetworkFCZoneInfo in project coprhd-controller by CoprHD.

the class NetworkScheduler method getZoningRemoveTargets.

/**
 * Generate the NetworkFCZoneInfo structures representing the zone/volume duples
 * that are fed to the actual zoning code to remove zones.
 * @param zoningParams -- Collection of NetworkZoningParam that contains initiator information
 * @param volumeURIs -- Optional Collection of volumes being affected by the zoning operation.
 * If null, the zoningParams.getVolumes() is used instead, which comes from the ExportMask volumes keyset.
 * @return list of NetworkFCZonInfos representing zones and FCZoneReferences to be removed
 */
public List<NetworkFCZoneInfo> getZoningRemoveTargets(Collection<NetworkZoningParam> zoningParams, Collection<URI> volumeURIs) {
    List<NetworkFCZoneInfo> zoningTargets = new ArrayList<NetworkFCZoneInfo>();
    // and add them to the zoningTargets result list.
    for (NetworkZoningParam zoningParam : zoningParams) {
        URI varray = zoningParam.getVirtualArray();
        _log.info(String.format("Generating remove zoning targets for ExportMask %s (%s)", zoningParam.getMaskName(), zoningParam.getMaskId()));
        // validate the initiators are FC, and calculate the zone information
        for (Map.Entry<String, AbstractChangeTrackingSet<String>> entry : zoningParam.getZoningMap().entrySet()) {
            String initiatorId = entry.getKey();
            Initiator initiator = _dbClient.queryObject(Initiator.class, URI.create(initiatorId));
            if (initiator == null || initiator.getInactive()) {
                _log.info("Initiator inactive: " + initiatorId);
                continue;
            }
            if (StorageProtocol.block2Transport(initiator.getProtocol()) != Transport.FC) {
                _log.info(String.format("Initiator not FC %s %s", initiator.getInitiatorPort(), initiatorId));
                continue;
            }
            Set<String> portSet = entry.getValue();
            if (portSet == null || portSet.isEmpty()) {
                _log.info(String.format("No ports in zoningMap for initiator %s %s", initiator.getInitiatorPort(), initiatorId));
                continue;
            }
            List<URI> exportGroupURIs = new ArrayList<URI>();
            exportGroupURIs.add(zoningParam.getExportGroupId());
            if (zoningParam.getAlternateExportGroupIds() != null) {
                exportGroupURIs.addAll(zoningParam.getAlternateExportGroupIds());
            }
            // Calculate the zone information for each initiator/port combination
            for (String portId : portSet) {
                // Calculate the zone information
                List<NetworkFCZoneInfo> zoneInfos = unexportVolumes(varray, (volumeURIs != null ? volumeURIs : zoningParam.getVolumes()), exportGroupURIs, URI.create(portId), formatWWN(initiator.getInitiatorPort()), zoningParam.hasExistingVolumes());
                if (zoneInfos != null) {
                    zoningTargets.addAll(zoneInfos);
                }
            }
        }
    }
    return zoningTargets;
}

Example 20 with NetworkFCZoneInfo

use of com.emc.storageos.networkcontroller.NetworkFCZoneInfo in project coprhd-controller by CoprHD.

the class NetworkScheduler method determineIfLastZoneReferences.

/**
 * For a given set of NetworkFCZoneInfo records, determine if they represent all the FCZoneReferences
 * for each particular zone. If so, that zone can be marked as lastRef = true, meaning it will be deleted.
 * Note that we are processing multiple zone infos representing multiple zones here.
 * This code is used in the rollback path to determine which zones are safe to delete.
 * Upon returning the zoneInfos are appropriately updated with lastRef set true if all the zone references
 * for the zone were accounted for by a zone info.
 * @param infos -- List of NetworkFCZoneInfo that will be updated
 */
public void determineIfLastZoneReferences(List<NetworkFCZoneInfo> infos) {
    // First make a map of zoneName to all last references.
    Map<String, Set<URI>> zoneNameToZoneReferencesSet = new HashMap<String, Set<URI>>();
    for (NetworkFCZoneInfo info : infos) {
        String zoneName = info.getZoneName();
        if (zoneNameToZoneReferencesSet.containsKey(zoneName)) {
            // already looked up zone references for this zone
            continue;
        }
        String key = FCZoneReference.makeEndpointsKey(info.getEndPoints());
        URIQueryResultList result = new URIQueryResultList();
        _dbClient.queryByConstraint(AlternateIdConstraint.Factory.getFCZoneReferenceKeyConstraint(key), result);
        Iterator<URI> iter = result.iterator();
        Set<URI> referenceSet = new HashSet<URI>();
        while (iter.hasNext()) {
            referenceSet.add(iter.next());
        }
        zoneNameToZoneReferencesSet.put(zoneName, referenceSet);
    }
    _log.info(String.format("Checking if last references for zones: %s", zoneNameToZoneReferencesSet.keySet().toString()));
    // Now loop through all zone infos, removing the FCZoneReferences that are known
    for (NetworkFCZoneInfo info : infos) {
        zoneNameToZoneReferencesSet.get(info.getZoneName()).remove(info.getFcZoneReferenceId());
    }
    // has an empty list (no more zone references), can be marked lastRef = true so the zone will be deleted.
    for (NetworkFCZoneInfo info : infos) {
        Boolean noReferences = zoneNameToZoneReferencesSet.get(info.getZoneName()).isEmpty();
        info.setLastReference(noReferences);
        Log.info(String.format("Zone %s lastRef %s", info.getZoneName(), noReferences.toString()));
    }
}