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

Example 21 with Zone

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

the class BrocadeNetworkSMIS method getZoneFromZoneInstance.

/**
 * Creates an instance of {@link #_Zone}
 *
 * @param client an instance of WBEMClient
 * @param zoneIns an instance of CIMInstance
 * @param includeMembers if true, the members are retrieved and populated in the zone.
 * @param includeAliases if true, the aliases are retrieved and populated in the zone.
 * @return and instance of {@link #_Zone}.
 * @throws WBEMException
 */
private Zone getZoneFromZoneInstance(WBEMClient client, CIMInstance zoneIns, boolean includeMembers, boolean includeAliases) throws WBEMException {
    Zone zone = new Zone(cimStringProperty(zoneIns, _element_name));
    zone.setActive(cimBooleanProperty(zoneIns, _active));
    zone.setCimObjectPath(zoneIns.getObjectPath());
    if (includeMembers) {
        zone.setMembers(getZoneMembers(client, zoneIns.getObjectPath(), includeAliases));
    }
    return zone;
}

Example 22 with Zone

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

the class BrocadeNetworkSMIS method getZonesetZones.

@SuppressWarnings("unchecked")
public List<Zone> getZonesetZones(WBEMClient client, CIMObjectPath zonesetPath, boolean includeMembers, boolean includeAliases, String filter) throws WBEMException {
    List<Zone> zones = new ArrayList<Zone>();
    if (zonesetPath != null) {
        CloseableIterator<CIMInstance> zoneItr = null;
        try {
            zoneItr = client.associatorInstances(zonesetPath, _Brocade_ZoneInZoneSet, _Brocade_Zone, null, null, false, null);
            String filterCriteria = null;
            if (!StringUtils.isEmpty(filter)) {
                filterCriteria = filter.substring(NetworkDeviceController.ZONESET_QUERY_FILTER.length());
            }
            while (zoneItr.hasNext()) {
                CIMInstance zoneIns = zoneItr.next();
                boolean getZone = true;
                if (!StringUtils.isEmpty(filter)) {
                    String zoneName = cimStringProperty(zoneIns, _element_name);
                    if (!zoneName.contains(filterCriteria)) {
                        getZone = false;
                    }
                }
                if (getZone) {
                    Zone zone = getZoneFromZoneInstance(client, zoneIns, includeMembers, includeAliases);
                    zones.add(zone);
                }
            }
        } finally {
            if (zoneItr != null) {
                zoneItr.close();
            }
        }
    }
    return zones;
}

Example 23 with Zone

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

the class BrocadeNetworkSystemDevice method removeZonesStrategy.

/**
 * This function removed one or more zones from the active zoneset. This function will not
 * error if a zone to be removed was not found.
 * <p>
 * Removing zones typical flow is:
 * <ol>
 * <li>find the zones that can be deleted</li>
 * <li>get the session lock</li>
 * <li>delete the zones</li>
 * <li>commit which releases the lock</li>
 * <li>activate if requested</li>
 * </ol>
 * This flow is different when we're removing the last zones in a zoneset. If the zoneset becomes empty, it needs to be removed too or
 * commit would fail. In order to remove the zoneset, it has to first be deactivated. The flow for removing the last zones in a zoneset
 * is
 * <ol>
 * <li>find the zones that can be deleted</li>
 * <li>deactivate the zoneset</li>
 * <li>get the session lock</li>
 * <li>delete the zones</li>
 * <li>delete the zoneset</li>
 * <li>commit which releases the lock</li>
 * </ol>
 *
 * @param client an instance of the SMI client
 * @param zones the list if zones to be deleted.
 * @param fabricId the id of the fabric where the zones will be removed
 * @param activateZones a boolean that indicates if immediate activation is requested.
 * @return a map that contains the outcome for each zone keyed by zone name
 * @throws NetworkDeviceControllerException
 */
public Map<String, String> removeZonesStrategy(WBEMClient client, List<Zone> zones, String fabricId, String fabricWwn, boolean activateZones) throws NetworkDeviceControllerException {
    long start = System.currentTimeMillis();
    // a zone-name-to-result map to hold the results for each zone
    Map<String, String> removedZoneResults = new HashMap<String, String>();
    CIMInstance zoneServiceIns = null;
    boolean wasDeactivated = false;
    CIMObjectPath shadowZonsetPath = null;
    boolean empty = false;
    try {
        _log.info("Remove zones started.");
        zoneServiceIns = _smisHelper.getZoneServiceInstance(client, fabricId, fabricWwn);
        if (zoneServiceIns == null) {
            _log.info("Failed to get zoning service.");
            throw NetworkDeviceControllerException.exceptions.removeZonesStrategyFailedSvc();
        }
        // get active zoneset.
        CIMInstance activeZonesetIns = _smisHelper.getActiveZonesetInstance(client, fabricId, fabricWwn);
        if (activeZonesetIns == null) {
            String defaultZonesetName = getDefaultZonesetName(fabricId);
            // if no active zone set, get pending default active zone set
            activeZonesetIns = _smisHelper.getZoneset(client, fabricId, fabricWwn, defaultZonesetName);
            if (activeZonesetIns == null) {
                _log.warn("No active/default zoneset found: " + defaultZonesetName);
                throw NetworkDeviceControllerException.exceptions.noActiveZonesetForFabric(fabricId);
            }
        }
        // The actual work should be done on an inactive
        shadowZonsetPath = _smisHelper.getShadowZonesetPath(client, fabricId, fabricWwn, activeZonesetIns);
        Map<String, Zone> zonesInFabric = _smisHelper.getZones(client, getZoneNames(zones), fabricWwn, false, true, true);
        // Find the set of zones to be actually deleted.
        // We don't attempt to delete zones that are already gone.
        // And we don't delete zones that Bourne didn't create.
        List<Zone> zonesToBeDeleted = getZonesToBeDeleted(zones, zonesInFabric.values(), new Integer[1], removedZoneResults);
        // check if we need to deactivate
        if (!zonesToBeDeleted.isEmpty()) {
            empty = !_smisHelper.zonesetHasMore(client, shadowZonsetPath, zonesToBeDeleted.size());
            if (empty) {
                _log.info("All zones will be removed so deactivate the zoneset");
                _log.info("Attempting to deactivate the zoneset.");
                wasDeactivated = _smisHelper.activateZoneSet(client, zoneServiceIns, activeZonesetIns.getObjectPath(), false);
            }
            // now start removing zones
            _log.info("Attempting to start a zoning session");
            zoneServiceIns = _smisHelper.startSession(client, fabricId, fabricWwn);
            for (Zone curZone : zonesToBeDeleted) {
                try {
                    _log.info("Removing zone: " + curZone.getName() + " fabric: " + fabricId);
                    _smisHelper.removeZone(client, curZone);
                    removedZoneResults.put(curZone.getName(), SUCCESS);
                } catch (Exception ex) {
                    removedZoneResults.put(curZone.getName(), ERROR + " : " + ex.getMessage());
                    handleZonesStrategyException(ex, activateZones);
                }
            }
            // get the current state of the zoneset to make sure it is indeed empty
            empty = _smisHelper.isEmptyZoneset(client, shadowZonsetPath);
            if (empty) {
                client.deleteInstance(shadowZonsetPath);
            }
        }
        // first close the session, commit if we have successful deletes, otherwise rollback
        _log.info("Attempting to close zoning session.");
        if (_smisHelper.endSession(client, zoneServiceIns, hasResult(removedZoneResults, SUCCESS))) {
            // last activate/deactivate as needed
            // we want to activate if the zoneset is not empty and we either has deactivated it or
            // we actually deleted some zones and the caller requested re-activation.
            boolean shouldActivate = ((activateZones && hasResult(removedZoneResults, SUCCESS)) || wasDeactivated) && !empty;
            if (shouldActivate) {
                _log.info("Attempting to activate the zoneset.");
                _smisHelper.activateZoneSet(client, zoneServiceIns, shadowZonsetPath, true);
            }
        } else {
            if (hasResult(removedZoneResults, SUCCESS)) {
                // only throw an exception if we were trying to commit changes
                throw NetworkDeviceControllerException.exceptions.removeZonesStrategyFailedCommit();
            } else {
                _log.info("Failed to terminate zoning session. Ignoring as the session may have expired.");
            }
        }
        _log.info("Remove zone completed successfully and took " + (System.currentTimeMillis() - start));
        return removedZoneResults;
    } catch (Exception e1) {
        try {
            if (zoneServiceIns != null) {
                _log.info("Attempting to terminate zoning session.");
                _smisHelper.endSession(client, zoneServiceIns, false);
                if (shadowZonsetPath != null && wasDeactivated) {
                    _log.info("Attempting to re-activate the zoneset because it was deactivated earlier.");
                    _smisHelper.activateZoneSet(client, zoneServiceIns, shadowZonsetPath, true);
                }
            }
        } catch (Exception ex) {
            _log.error("Failed terminate the zoning session and to reactivate the zoneset.");
        }
        _log.error("Failed to remove zones " + e1.getMessage());
        throw NetworkDeviceControllerException.exceptions.removeZonesStrategyFailed(e1);
    }
}

Example 24 with Zone

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

the class BrocadeNetworkSystemDevice method getEndpointsZones.

@Override
public Map<String, List<Zone>> getEndpointsZones(NetworkSystem networkSystem, String fabricWwn, String nativeId, Collection<String> endpointsWwn) {
    Map<String, List<Zone>> zones = new HashMap<String, List<Zone>>();
    Map<CIMObjectPath, Zone> cachedZones = new HashMap<CIMObjectPath, Zone>();
    try {
        WBEMClient client = getNetworkDeviceClient(networkSystem);
        for (String endpointWwn : endpointsWwn) {
            _log.info("getting zones for endpoint {} in network {} ", endpointWwn, nativeId == null ? fabricWwn : nativeId);
            zones.put(endpointWwn, _smisHelper.getEndpointZones(client, fabricWwn, endpointWwn, cachedZones));
        }
    } catch (Exception ex) {
        _log.info("Failed to get zones for endpoints {} : ", endpointsWwn, ex.getMessage());
        throw NetworkDeviceControllerException.exceptions.failedToGetEndpointZones(endpointsWwn, networkSystem.getLabel(), ex.getMessage());
    }
    return zones;
}

Example 25 with Zone

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

the class BrocadeNetworkSystemDevice method addZonesStrategy.

/**
 * This function creates one or more zones in the active zoneset.
 *
 * @param client
 *            - the WBEMClient of the SMI-S provider
 * @param zones
 *            - Zones to be created
 * @param fabricId
 *            - the fabric where the zones will be created
 * @return a map that contains the outcome for each zone keyed by zone name
 * @throws NetworkDeviceControllerException
 */
public Map<String, String> addZonesStrategy(WBEMClient client, List<Zone> zones, String fabricId, String fabricWwn, boolean activateZones) throws NetworkDeviceControllerException {
    // a zone-name-to-result map to hold the results for each zone
    Map<String, String> addedZonesResult = new HashMap<String, String>();
    if (zones.isEmpty()) {
        throw DeviceControllerException.exceptions.entityNullOrEmpty("zones");
    }
    CIMInstance zoneServiceIns = null;
    try {
        _log.info("add zones started.");
        _log.info("Attempting to start a zoning session");
        zoneServiceIns = _smisHelper.startSession(client, fabricId, fabricWwn);
        if (zoneServiceIns == null) {
            _log.info("Failed to start a zoning session.");
            throw NetworkDeviceControllerException.exceptions.startZoningSessionFailed();
        }
        // First determine if there is an active zoneset.
        CIMObjectPath zonesetPath = null;
        CIMInstance activeZonesetIns = _smisHelper.getActiveZonesetInstance(client, fabricId, fabricWwn);
        // There is no active zoneset. So we'll throw an exception.
        if (activeZonesetIns == null) {
            _log.info("No active zoneset fabrics: " + fabricId);
            throw NetworkDeviceControllerException.exceptions.noActiveZonesetForFabric(fabricId);
        } else {
            // For Brocade, the active zoneset is a copy of a configuration zoneset. To make a change, we
            // need to modify the configuration zoneset and activate it. Get the configuration zoneset.
            zonesetPath = _smisHelper.getShadowZonesetPath(client, fabricId, fabricWwn, activeZonesetIns);
        }
        for (Zone zone : zones) {
            try {
                if (checkAndCreateZone(client, zoneServiceIns, fabricId, fabricWwn, zonesetPath, zone, activateZones)) {
                    addedZonesResult.put(zone.getName(), SUCCESS);
                } else {
                    addedZonesResult.put(zone.getName(), NO_CHANGE);
                }
            } catch (Exception ex) {
                addedZonesResult.put(zone.getName(), ERROR + ": " + ex.getMessage());
                handleZonesStrategyException(ex, activateZones);
            }
        }
        _log.info("Attempting to close zoning session.");
        // If there are no zones that need to be added, just close the session without commit and return.
        if (!hasResult(addedZonesResult, SUCCESS)) {
            _log.info("No zones were added. Closing the session with no commit");
            if (!_smisHelper.endSession(client, zoneServiceIns, false)) {
                _log.info("Failed to terminate zoning session. Ignoring as session may have expired.");
            }
            return addedZonesResult;
        } else {
            // if zones were added, commit them before ending the session
            if (_smisHelper.endSession(client, zoneServiceIns, true)) {
                if (activateZones) {
                    _log.info("Attempting to activate the zoneset.");
                    if (_smisHelper.activateZoneSet(client, zoneServiceIns, zonesetPath, true)) {
                        _log.info("The zoneset was activated succcessfully.");
                    } else {
                        _log.info("Failed to activate the zoneset");
                    }
                }
            } else {
                throw NetworkDeviceControllerException.exceptions.addZonesStrategyFailedZoneCommit();
            }
        }
        _log.info("Add zone completed successfully.");
    } catch (Exception e1) {
        try {
            if (zoneServiceIns != null) {
                _log.info("Attempting to terminate zoning session.");
                _smisHelper.endSession(client, zoneServiceIns, false);
            }
        } catch (WBEMException e) {
            _log.error("Failed to terminate zoning session." + e.getLocalizedMessage(), e);
        }
        _log.error("Failed to create zones: " + e1.getLocalizedMessage(), e1);
        throw NetworkDeviceControllerException.exceptions.addZonesStrategyFailed(e1);
    }
    return addedZonesResult;
}