Examples with Zone com.emc.storageos.networkcontroller.impl.mds.Zone used on opensource projects

Example 1 with Zone

use of com.emc.storageos.networkcontroller.impl.mds.Zone in project coprhd-controller by CoprHD.

the class NetworkDeviceController method selectZonesForInitiatorsAndPorts.

/**
 * Given the map of all existing zones for a set on initiators and ports,
 * this function selects the zones that should be used by ViPR.
 *
 * @see NetworkScheduler#selectExistingZoneForInitiatorPort(String, String, List)
 *
 * @param wwnToZones a map of existing zones
 * @param initiatorPortsMap a map of port-wwn-to-storage-port
 * @return a new map containing the selected zones.
 */
private Map<String, List<Zone>> selectZonesForInitiatorsAndPorts(NetworkLite network, Map<String, List<Zone>> wwnToZones, Map<String, StoragePort> initiatorPortsMap) {
    Map<String, List<Zone>> filteredMap = new HashMap<String, List<Zone>>();
    Zone zone = null;
    List<Zone> zones = null;
    for (String initiatorWwn : wwnToZones.keySet()) {
        for (String portWwn : initiatorPortsMap.keySet()) {
            zone = _networkScheduler.selectExistingZoneForInitiatorPort(network, initiatorWwn, portWwn, wwnToZones.get(initiatorWwn));
            if (zone != null) {
                zones = filteredMap.get(initiatorWwn);
                if (zones == null) {
                    zones = new ArrayList<>();
                    filteredMap.put(initiatorWwn, zones);
                }
                zones.add(zone);
            }
        }
    }
    return filteredMap;
}

Example 2 with Zone

use of com.emc.storageos.networkcontroller.impl.mds.Zone in project coprhd-controller by CoprHD.

the class NetworkDeviceController method getZonesets.

@Override
public List<Zoneset> getZonesets(URI uri, String fabricId, String fabricWwn, String zoneName, boolean excludeMembers, boolean excludeAliases) throws ControllerException {
    NetworkSystem device = getNetworkSystemObject(uri);
    // Get the file device reference for the type of file device managed
    // by the controller.
    NetworkSystemDevice networkDevice = getDevice(device.getSystemType());
    if (networkDevice == null) {
        throw NetworkDeviceControllerException.exceptions.getZonesetsFailedNull(device.getSystemType());
    }
    try {
        List<Zoneset> zonesets = networkDevice.getZonesets(device, fabricId, fabricWwn, zoneName, excludeMembers, excludeAliases);
        // Object pointers, so remove them here!
        for (Zoneset zs : zonesets) {
            zs.setCimObjectPath(null);
            for (Zone zo : zs.getZones()) {
                zo.setCimObjectPath(null);
                for (ZoneMember zm : zo.getMembers()) {
                    zm.setCimObjectPath(null);
                }
            }
        }
        return zonesets;
    } catch (Exception ex) {
        Date date = new Date();
        throw NetworkDeviceControllerException.exceptions.getZonesetsFailedExc(uri.toString(), date.toString(), ex);
    }
}

Example 3 with Zone

use of com.emc.storageos.networkcontroller.impl.mds.Zone in project coprhd-controller by CoprHD.

the class NetworkDeviceController method addRemoveZones.

/**
 * Add/remove a group of zones as given by their NetworkFabricInfo structures.
 * ALL fabricInfos must be using the same NetworkDevice, and the same fabricId. There is a higher level
 * subroutine to split complex requests into sets of requests with the same NetworkDevice and fabricId.
 *
 * @param networkSystem NetworkDevice
 * @param fabricId String
 * @param exportGroupUri The ExportGroup URI. Used for reference counting.
 * @param fabricInfos - Describe each zone.
 * @param activateZones - activate active zoneset after zones change
 * @param retryAltNetworkDevice - a boolean to indicate if re-try to be done.
 *            This is to stop this function from running again after the alternate
 *            system is retried once.
 * @return BiosCommandResult
 * @throws ControllerException
 */
private BiosCommandResult addRemoveZones(NetworkSystem networkSystem, String fabricId, String fabricWwn, URI exportGroupUri, List<NetworkFCZoneInfo> fabricInfos, boolean doRemove, boolean retryAltNetworkDevice) throws ControllerException {
    BiosCommandResult result = null;
    String taskId = UUID.randomUUID().toString();
    List<Zone> zones = new ArrayList<Zone>();
    // Make the zone operations. Don't make the same zone more than once,
    // as determined by its key. The same zone shows up multiple times because it
    // must be recorded for each volume in the FCZoneReference table.
    HashSet<String> keySet = new HashSet<String>();
    for (NetworkFCZoneInfo fabricInfo : fabricInfos) {
        String key = fabricInfo.makeEndpointsKey();
        if (false == keySet.contains(key)) {
            keySet.add(key);
            // neither create nor delete zones found on the switch
            if (fabricInfo.isExistingZone()) {
                _log.info("Zone {} will not be created or removed on {}, as it is not vipr created. ", fabricInfo.getZoneName(), fabricInfo.toString());
                // neither create nor delete zones found on the switch
                continue;
            }
            // Don't actually remove the zone if it's not the last reference
            if (doRemove && !fabricInfo._isLastReference) {
                _log.info("Zone {} will not be removed on {}, as still the zone is used to expose other volumes in export groups ", fabricInfo.getZoneName(), fabricInfo.toString());
                continue;
            }
            Zone zone = new Zone(fabricInfo.getZoneName());
            for (String address : fabricInfo.getEndPoints()) {
                ZoneMember member = new ZoneMember(address, ConnectivityMemberType.WWPN);
                zone.getMembers().add(member);
            }
            zones.add(zone);
        }
    }
    // Get the network device reference for the type of network device managed
    // by the controller.
    NetworkSystemDevice networkDevice = getDevice(networkSystem.getSystemType());
    if (networkDevice == null) {
        throw NetworkDeviceControllerException.exceptions.addRemoveZonesFailedNull(networkSystem.getSystemType());
    }
    // Lock to prevent concurrent operations on the same VSAN / FABRIC.
    InterProcessLock fabricLock = NetworkFabricLocker.lockFabric(fabricId, _coordinator);
    try {
        if (doRemove) {
            /* Removing zones */
            result = networkDevice.removeZones(networkSystem, zones, fabricId, fabricWwn, true);
            if (result.isCommandSuccess()) {
                for (NetworkFCZoneInfo fabricInfo : fabricInfos) {
                    String refKey = fabricInfo.getZoneName() + " " + fabricInfo.getFcZoneReferenceId().toString();
                    try {
                        FCZoneReference ref = deleteFCZoneReference(fabricInfo);
                        if (ref != null && !zones.isEmpty()) {
                            recordZoneEvent(ref, OperationTypeEnum.REMOVE_SAN_ZONE.name(), OperationTypeEnum.REMOVE_SAN_ZONE.getDescription());
                        }
                    } catch (DatabaseException ex) {
                        _log.error("Could not delete FCZoneReference: " + refKey);
                    }
                }
            }
        } else {
            /* Adding zones */
            _log.debug("Adding zones on network system {} ", networkSystem.getNativeGuid());
            result = networkDevice.addZones(networkSystem, zones, fabricId, fabricWwn, true);
            if (result.isCommandSuccess()) {
                for (NetworkFCZoneInfo fabricInfo : fabricInfos) {
                    String refKey = fabricInfo.getZoneName() + " " + fabricInfo.getVolumeId().toString();
                    try {
                        String[] newOrExisting = new String[1];
                        FCZoneReference ref = addZoneReference(exportGroupUri, fabricInfo, newOrExisting);
                        // this is needed for rollback
                        fabricInfo.setFcZoneReferenceId(ref.getId());
                        _log.info(String.format("%s FCZoneReference key: %s volume %s group %s", newOrExisting[0], ref.getPwwnKey(), ref.getVolumeUri(), exportGroupUri));
                        if (!zones.isEmpty()) {
                            recordZoneEvent(ref, OperationTypeEnum.ADD_SAN_ZONE.name(), OperationTypeEnum.ADD_SAN_ZONE.getDescription());
                        }
                    } catch (DatabaseException ex) {
                        _log.error("Could not persist FCZoneReference: " + refKey);
                    }
                }
            }
        }
        // Update the FCZoneInfo structures if we changed device state for rollback.
        Map<String, String> map = (Map<String, String>) result.getObjectList().get(0);
        for (NetworkFCZoneInfo info : fabricInfos) {
            if (NetworkSystemDevice.SUCCESS.equals(map.get(info.getZoneName()))) {
                info.setCanBeRolledBack(true);
            } else {
                info.setCanBeRolledBack(false);
            }
        }
        if (!result.isCommandSuccess()) {
            ServiceError serviceError = NetworkDeviceControllerException.errors.addRemoveZonesFailed(networkSystem.getSystemType());
            setStatus(ExportGroup.class, exportGroupUri, taskId, false, serviceError);
        } else {
            setStatus(ExportGroup.class, exportGroupUri, taskId, true, null);
        }
        return result;
    } catch (ControllerException ex) {
        String operation = doRemove ? "Remove Zones" : "Add Zones";
        _log.info(String.format("waiting for 2 min before retrying %s with alternate device", operation));
        try {
            Thread.sleep(1000 * 120);
        } catch (InterruptedException e) {
            _log.warn("Thread sleep interrupted.  Allowing to continue without sleep");
        }
        NetworkFCZoneInfo fabricInfo = fabricInfos.get(0);
        URI primaryUri = fabricInfo.getNetworkDeviceId();
        URI altUri = fabricInfo.getAltNetworkDeviceId();
        // If we took an error, attempt a retry with an alternate device if possible.
        if (altUri != null && retryAltNetworkDevice) {
            NetworkFabricLocker.unlockFabric(fabricId, fabricLock);
            fabricLock = null;
            _log.error("Zone operation failed using device: " + primaryUri + " retrying with alternate device: " + altUri);
            fabricInfo.setNetworkDeviceId(altUri);
            networkSystem = getNetworkSystemObject(altUri);
            return addRemoveZones(networkSystem, fabricId, fabricWwn, exportGroupUri, fabricInfos, doRemove, false);
        } else {
            if (result != null) {
                if (!result.isCommandSuccess()) {
                    ServiceError serviceError = NetworkDeviceControllerException.errors.addRemoveZonesFailed(networkSystem.getSystemType());
                    setStatus(ExportGroup.class, exportGroupUri, taskId, false, serviceError);
                } else {
                    setStatus(ExportGroup.class, exportGroupUri, taskId, true, null);
                }
            }
            throw ex;
        }
    } finally {
        NetworkFabricLocker.unlockFabric(fabricId, fabricLock);
    }
}

Example 4 with Zone

use of com.emc.storageos.networkcontroller.impl.mds.Zone in project coprhd-controller by CoprHD.

the class NetworkDeviceController method getExistingZonesMap.

/**
 * This function wraps the logic for getting zones from the network system. The zones may have already
 * been read in previous workflow steps during port assignment. To avoid another call into the network
 * systems, these zones are stored in the workflow. In the case of "add initiators" workflow, only the
 * new initiators's zones are read by port allocation. In this case, the new initiators zones are loaded
 * from the workflow while the old initiators zones are retrieved from the network system.
 *
 * @param exportMaskUris -- the URI of the export mask being zones
 * @param token -- the workflow step id
 * @return a map of initiatorPort to the list if zones that already exist on the network system
 */
private Map<String, List<Zone>> getExistingZonesMap(Collection<URI> exportMaskUris, String token) {
    // get existing zones from the switch, first check if the zones were retrieved by previous steps and cached in the workflow
    Map<String, List<Zone>> zonesMap = (Map<String, List<Zone>>) WorkflowService.getInstance().loadWorkflowData(token, "zonemap");
    // if the existing zones were not already retrieved and cached by other steps, retrieve them now
    if (zonesMap == null) {
        zonesMap = new HashMap<String, List<Zone>>();
    } else {
        _log.info("Existing zones were found in the workflow for initiators {}", zonesMap.keySet());
    }
    List<Initiator> exportInitiators = ExportUtils.getExportMasksInitiators(exportMaskUris, _dbClient);
    Iterator<Initiator> itr = exportInitiators.iterator();
    Initiator ini = null;
    List<String> otherInitiators = new ArrayList<String>();
    while (itr.hasNext()) {
        ini = itr.next();
        if (zonesMap.containsKey(ini.getInitiatorPort())) {
            itr.remove();
        } else {
            otherInitiators.add(ini.getInitiatorPort());
        }
    }
    if (!exportInitiators.isEmpty()) {
        _log.info("Getting existing zones from network system for {} ", otherInitiators);
        zonesMap.putAll(getInitiatorsZones(exportInitiators));
    }
    return zonesMap;
}

Example 5 with Zone

use of com.emc.storageos.networkcontroller.impl.mds.Zone in project coprhd-controller by CoprHD.

the class NetworkDeviceController method removeZone.

/**
 * Remove a zone.
 *
 * @param volUri URI of the Volume
 * @param fabricInfo NetworkFabricInfo generated by NetworkScheduler
 * @return BiosCommandResult
 */
public BiosCommandResult removeZone(URI volUri, NetworkFCZoneInfo fabricInfo, boolean activateZones) throws ControllerException {
    ServiceError serviceError = NetworkDeviceControllerException.errors.zoningFailedArgs(volUri.toString());
    BiosCommandResult result = BiosCommandResult.createErrorResult(serviceError);
    List<Zone> zones = new ArrayList<Zone>();
    Zone zone = new Zone(fabricInfo.getZoneName());
    zones.add(zone);
    String taskId = UUID.randomUUID().toString();
    for (String address : fabricInfo.getEndPoints()) {
        ZoneMember member = new ZoneMember(address, ConnectivityMemberType.WWPN);
        zone.getMembers().add(member);
    }
    // Lock to prevent concurrent operations on the same VSAN / FABRIC.
    InterProcessLock fabricLock = NetworkFabricLocker.lockFabric(fabricInfo.getFabricId(), _coordinator);
    try {
        NetworkSystem device = getNetworkSystemObject(fabricInfo.getNetworkDeviceId());
        // Get the file device reference for the type of file device managed
        // by the controller.
        NetworkSystemDevice networkDevice = getDevice(device.getSystemType());
        if (networkDevice == null) {
            throw NetworkDeviceControllerException.exceptions.removeZoneFailedNull(device.getSystemType());
        }
        if (fabricInfo.isLastReference() == true && !fabricInfo.isExistingZone()) {
            result = networkDevice.removeZones(device, zones, fabricInfo.getFabricId(), fabricInfo.getFabricWwn(), activateZones);
        } else {
            // This is not the last reference, just mark our FCZoneReference for deletion
            result = BiosCommandResult.createSuccessfulResult();
        }
        if (result.isCommandSuccess()) {
            if (fabricInfo.getFcZoneReferenceId() != null) {
                try {
                    // Mark our FcZoneReference object for removal
                    FCZoneReference reference = _dbClient.queryObject(FCZoneReference.class, fabricInfo.getFcZoneReferenceId());
                    if (reference != null) {
                        _dbClient.markForDeletion(reference);
                        recordZoneEvent(reference, OperationTypeEnum.REMOVE_SAN_ZONE.name(), OperationTypeEnum.REMOVE_SAN_ZONE.getDescription());
                    }
                } catch (Exception ex) {
                    _log.error("Can't mark object for removal: " + fabricInfo.getFcZoneReferenceId());
                }
            }
        }
        if (!result.isCommandSuccess()) {
            ServiceError svcError = NetworkDeviceControllerException.errors.removeZoneFailed(volUri.toString(), device.getSystemType());
            setStatus(Volume.class, volUri, taskId, false, svcError);
        } else {
            setStatus(Volume.class, volUri, taskId, true, null);
        }
    } catch (ControllerException ex) {
        _log.info("waiting for 2 min before retrying removeZone with alternate device");
        try {
            Thread.sleep(1000 * 120);
        } catch (InterruptedException e) {
            _log.warn("Thread sleep interrupted.  Allowing to continue without sleep");
        }
        URI primaryUri = fabricInfo.getNetworkDeviceId();
        URI altUri = fabricInfo.getAltNetworkDeviceId();
        if (altUri != null && altUri != primaryUri) {
            NetworkFabricLocker.unlockFabric(fabricInfo.getFabricId(), fabricLock);
            fabricLock = null;
            _log.error("Remove Zone failed using device: " + primaryUri + " retrying with alternate device: " + altUri);
            fabricInfo.setNetworkDeviceId(altUri);
            return removeZone(volUri, fabricInfo, activateZones);
        } else {
            ServiceError svcError = NetworkDeviceControllerException.errors.removeZoneFailedExc(volUri.toString());
            setStatus(Volume.class, volUri, taskId, false, svcError);
            throw ex;
        }
    } finally {
        NetworkFabricLocker.unlockFabric(fabricInfo.getFabricId(), fabricLock);
    }
    return result;
}