Examples with ScServerHba com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba used on opensource projects

Example 1 with ScServerHba

use of com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba in project coprhd-controller by CoprHD.

the class DellSCProvisioning method populateVolumeExportInfo.

/**
 * Fills in export information for a specific volume mapping.
 *
 * @param volumeId The volume instance ID.
 * @param map The mapping.
 * @param result The export info map.
 * @param serverCache The server cache.
 * @param serverPortCache The server HBA cache.
 * @param portCache The controller port cache.
 * @throws StorageCenterAPIException
 */
private void populateVolumeExportInfo(StorageCenterAPI api, String volumeId, ScMapping map, Map<String, HostExportInfo> result, Map<String, ScServer> serverCache, Map<String, Initiator> serverPortCache, Map<String, StoragePort> portCache) throws StorageCenterAPIException {
    ScServer server;
    Initiator initiator;
    StoragePort port;
    // Get our server info
    if (serverCache.containsKey(map.server.instanceId)) {
        server = serverCache.get(map.server.instanceId);
    } else {
        server = api.getServerDefinition(map.server.instanceId);
        serverCache.put(server.instanceId, server);
    }
    // Find the server HBA
    if (serverPortCache.containsKey(map.serverHba.instanceId)) {
        initiator = serverPortCache.get(map.serverHba.instanceId);
    } else {
        ScServerHba hba = api.getServerHba(map.serverHba.instanceId);
        initiator = getInitiatorInfo(api, server, hba);
        serverPortCache.put(hba.instanceId, initiator);
    }
    // Get the controller port info
    if (portCache.containsKey(map.controllerPort.instanceId)) {
        port = portCache.get(map.controllerPort.instanceId);
    } else {
        ScControllerPort scPort = api.getControllerPort(map.controllerPort.instanceId);
        port = util.getStoragePortForControllerPort(api, scPort);
        portCache.put(scPort.instanceId, port);
    }
    String hostName = initiator.getHostName();
    if (initiator.getInitiatorType() == Type.Cluster) {
        hostName = initiator.getClusterName();
    }
    HostExportInfo exportInfo;
    if (result.containsKey(hostName)) {
        exportInfo = result.get(hostName);
    } else {
        exportInfo = new HostExportInfo(hostName, new ArrayList<>(), new ArrayList<>(), new ArrayList<>());
    }
    // Now populate all the info
    if (!exportInfo.getStorageObjectNativeIds().contains(volumeId)) {
        exportInfo.getStorageObjectNativeIds().add(volumeId);
    }
    if (!exportInfo.getTargets().contains(port)) {
        exportInfo.getTargets().add(port);
    }
    if (!exportInfo.getInitiators().contains(initiator)) {
        exportInfo.getInitiators().add(initiator);
    }
    result.put(hostName, exportInfo);
}

Example 2 with ScServerHba

use of com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba in project coprhd-controller by CoprHD.

the class DellSCProvisioning method createOrFindScServer.

/**
 * Finds an existing server definition or creates a new one.
 *
 * @param ssn The Storage Center to check.
 * @param api The API connection.
 * @param initiators The list of initiators.
 * @param matchedHbas The ScServerHbas that matched the provided initiators.
 * @param createIfNotFound Whether to create the server if it's not found.
 * @return The server object or null.
 */
private ScServer createOrFindScServer(StorageCenterAPI api, String ssn, List<Initiator> initiators, List<ScServerHba> matchedHbas, boolean createIfNotFound) {
    ScServerOperatingSystem os = null;
    Map<String, ScServer> serverLookup = new HashMap<>();
    for (Initiator init : initiators) {
        if (os == null) {
            os = findOsType(api, ssn, init.getHostOsType());
        }
        if (os == null) {
            LOG.warn("Unable to find OS type for initiator {}, skipping...", init.getPort());
            continue;
        }
        String iqnOrWwn = init.getPort();
        if (init.getProtocol().equals(Protocol.FC)) {
            // Make sure it's in the format we expect
            iqnOrWwn = iqnOrWwn.replace(":", "").toUpperCase();
        }
        // Try our cache first
        ScServer individualServer = serverLookup.get(init.getHostName());
        if (individualServer == null) {
            individualServer = api.findServer(ssn, iqnOrWwn);
            if (individualServer != null) {
                serverLookup.put(init.getHostName(), individualServer);
            }
        }
        // See if we need to create it
        if (individualServer == null && createIfNotFound) {
            try {
                individualServer = api.createServer(ssn, init.getHostName(), init.getProtocol().equals(Protocol.iSCSI), os.instanceId);
            } catch (StorageCenterAPIException e) {
                // Well that's rather unfortunate
                LOG.warn(String.format("Error creating server: %s", e));
                continue;
            }
            // Need to add this initiator to existing server definition
            ScServerHba hba = api.addHbaToServer(individualServer.instanceId, iqnOrWwn, init.getProtocol().equals(Protocol.iSCSI));
            if (hba != null && !matchedHbas.contains(hba)) {
                matchedHbas.add(hba);
            }
        }
        if (individualServer != null) {
            serverLookup.put(init.getHostName(), individualServer);
        }
    }
    if (serverLookup.size() != 1) {
        LOG.warn("Looking for server returned {} servers.", serverLookup.size());
    }
    for (ScServer scServer : serverLookup.values()) {
        // Just return the first one
        return scServer;
    }
    return null;
}

Example 3 with ScServerHba

use of com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba in project coprhd-controller by CoprHD.

the class StorageCenterAPI method getServerHbas.

/**
 * Gets all defined HBAs for a server definition.
 *
 * @param ssn The Storage Center serial number.
 * @param serverInstanceId The server definition.
 * @return The HBAs.
 */
public ScServerHba[] getServerHbas(String ssn, String serverInstanceId) {
    PayloadFilter filter = new PayloadFilter();
    filter.append("scSerialNumber", ssn);
    filter.append("Server", serverInstanceId);
    RestResult rr = restClient.post("StorageCenter/ScServerHba/GetList", filter.toJson());
    if (checkResults(rr)) {
        return gson.fromJson(rr.getResult(), ScServerHba[].class);
    }
    return new ScServerHba[0];
}

Example 4 with ScServerHba

use of com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba in project coprhd-controller by CoprHD.

the class StorageCenterAPI method findServer.

/**
 * Find a server definition.
 *
 * @param ssn The Storage Center SN on which to check.
 * @param iqnOrWwn The WWN or IQN.
 * @return The server definition.
 */
public ScServer findServer(String ssn, String iqnOrWwn) {
    ScServer result = null;
    ScServerHba hba = findServerHba(ssn, iqnOrWwn);
    // If the initiator has been seen but never used to define a server it will have a null server
    if (hba != null && hba.server != null) {
        RestResult rr = restClient.get(String.format("StorageCenter/ScServer/%s", hba.server.instanceId));
        if (checkResults(rr)) {
            result = gson.fromJson(rr.getResult(), ScServer.class);
        }
    }
    return result;
}

Example 5 with ScServerHba

use of com.emc.storageos.driver.dellsc.scapi.objects.ScServerHba in project coprhd-controller by CoprHD.

the class DellSCProvisioning method exportVolumesToInitiators.

/**
 * Export volumes to initiators through a given set of ports. If ports are
 * not provided, use port requirements from ExportPathsServiceOption
 * storage capability.
 *
 * @param initiators The initiators to export to.
 * @param volumes The volumes to export.
 * @param volumeToHLUMap Map of volume nativeID to requested HLU. HLU
 *            value of -1 means that HLU is not defined and will
 *            be assigned by array.
 * @param recommendedPorts List of storage ports recommended for the export.
 *            Optional.
 * @param availablePorts List of ports available for the export.
 * @param capabilities The storage capabilities.
 * @param usedRecommendedPorts True if driver used recommended and only
 *            recommended ports for the export, false
 *            otherwise.
 * @param selectedPorts Ports selected for the export (if recommended ports
 *            have not been used).
 * @return The export task.
 * @throws DellSCDriverException
 */
public DriverTask exportVolumesToInitiators(List<Initiator> initiators, List<StorageVolume> volumes, Map<String, String> volumeToHLUMap, List<StoragePort> recommendedPorts, List<StoragePort> availablePorts, StorageCapabilities capabilities, MutableBoolean usedRecommendedPorts, List<StoragePort> selectedPorts) {
    LOG.info("Exporting volumes to inititators");
    DellSCDriverTask task = new DellSCDriverTask("exportVolumes");
    ScServer server = null;
    List<ScServerHba> preferredHbas = new ArrayList<>();
    StringBuilder errBuffer = new StringBuilder();
    int volumesMapped = 0;
    Set<StoragePort> usedPorts = new HashSet<>();
    String preferredController = null;
    // Cache of controller port instance IDs to StoragePort objects
    Map<String, StoragePort> discoveredPorts = new HashMap<>();
    // See if a max port count has been specified
    int maxPaths = -1;
    List<ExportPathsServiceOption> pathOptions = capabilities.getCommonCapabilitis().getExportPathParams();
    for (ExportPathsServiceOption pathOption : pathOptions) {
        // List but appears to only ever have one option?
        maxPaths = pathOption.getMaxPath();
    }
    // Get the recommended server ports to use
    List<String> recommendedServerPorts = new ArrayList<>();
    for (StoragePort port : recommendedPorts) {
        recommendedServerPorts.add(port.getNativeId());
    }
    for (StorageVolume volume : volumes) {
        String ssn = volume.getStorageSystemId();
        try {
            StorageCenterAPI api = connectionManager.getConnection(ssn);
            // Find our actual volume
            ScVolume scVol = null;
            int dotCount = StringUtils.countMatches(volume.getNativeId(), ".");
            if (dotCount == 2) {
                // Not actually a volume
                scVol = api.createReplayView(volume.getNativeId(), String.format("View of %s", volume.getNativeId()));
            } else {
                // Normal volume instance ID
                scVol = api.getVolume(volume.getNativeId());
            }
            if (scVol == null) {
                throw new DellSCDriverException(String.format("Unable to find volume %s", volume.getNativeId()));
            }
            // Look up the server if needed
            if (server == null) {
                server = createOrFindScServer(api, ssn, initiators, preferredHbas);
            }
            if (server == null) {
                // Unable to find or create the server, can't continue
                throw new DellSCDriverException(SERVER_CREATE_FAIL_MSG);
            }
            // See if we have a preferred controller
            if (preferredController == null && scVol.active) {
                // At least first volume is active somewhere, so we need to try to
                // use that controller for all mappings
                ScVolumeConfiguration volConfig = api.getVolumeConfig(scVol.instanceId);
                if (volConfig != null) {
                    preferredController = volConfig.controller.instanceId;
                }
            }
            // Next try to get a preferred controller based on what's requested
            if (preferredController == null && !recommendedPorts.isEmpty()) {
                try {
                    ScControllerPort scPort = api.getControllerPort(recommendedPorts.get(0).getNativeId());
                    preferredController = scPort.controller.instanceId;
                } catch (Exception e) {
                    LOG.warn("Failed to get recommended port controller.", e);
                }
            }
            int preferredLun = -1;
            if (volumeToHLUMap.containsKey(volume.getNativeId())) {
                String hlu = volumeToHLUMap.get(volume.getNativeId());
                try {
                    preferredLun = Integer.parseInt(hlu);
                } catch (NumberFormatException e) {
                    LOG.warn("Unable to parse preferred LUN {}", hlu);
                }
            }
            ScMappingProfile profile;
            // See if the volume is already mapped
            ScMappingProfile[] mappingProfiles = api.getServerVolumeMapping(scVol.instanceId, server.instanceId);
            if (mappingProfiles.length > 0) {
                // This one is already mapped
                profile = mappingProfiles[0];
            } else {
                profile = api.createVolumeMappingProfile(scVol.instanceId, server.instanceId, preferredLun, new String[0], maxPaths, preferredController);
            }
            ScMapping[] maps = api.getMappingProfileMaps(profile.instanceId);
            for (ScMapping map : maps) {
                volumeToHLUMap.put(volume.getNativeId(), String.valueOf(map.lun));
                StoragePort port;
                if (discoveredPorts.containsKey(map.controllerPort.instanceId)) {
                    port = discoveredPorts.get(map.controllerPort.instanceId);
                } else {
                    ScControllerPort scPort = api.getControllerPort(map.controllerPort.instanceId);
                    port = util.getStoragePortForControllerPort(api, scPort);
                    discoveredPorts.put(map.controllerPort.instanceId, port);
                }
                usedPorts.add(port);
            }
            volumesMapped++;
            LOG.info("Volume '{}' exported to server '{}'", scVol.name, server.name);
        } catch (StorageCenterAPIException | DellSCDriverException dex) {
            String error = String.format("Error mapping volume %s: %s", volume.getDisplayName(), dex);
            LOG.error(error);
            errBuffer.append(String.format("%s%n", error));
            if (SERVER_CREATE_FAIL_MSG.equals(dex.getMessage())) {
                // Game over
                break;
            }
        }
    }
    // See if we were able to use all of the recommended ports
    // TODO: Expand this to do more accurate checking
    usedRecommendedPorts.setValue(recommendedPorts.size() == usedPorts.size());
    if (!usedRecommendedPorts.isTrue()) {
        selectedPorts.addAll(usedPorts);
    }
    task.setMessage(errBuffer.toString());
    if (volumesMapped == volumes.size()) {
        task.setStatus(TaskStatus.READY);
    } else if (volumesMapped == 0) {
        task.setStatus(TaskStatus.FAILED);
    } else {
        task.setStatus(TaskStatus.PARTIALLY_FAILED);
    }
    return task;
}