Examples with Site com.emc.storageos.coordinator.client.model.Site used on opensource projects

Example 71 with Site

use of com.emc.storageos.coordinator.client.model.Site in project coprhd-controller by CoprHD.

the class DrPostFailoverHandler method run.

/**
 * Run the handler. The handler runs only on single node. If it fails, current service should quit and another node takes over to retry
 */
public void run() {
    try {
        SiteState siteState = drUtil.getLocalSite().getState();
        if (!siteState.equals(SiteState.STANDBY_FAILING_OVER)) {
            log.info("Ignore DR post failover handler for site state {}", siteState);
            return;
        }
        log.info("Acquiring lock {}", POST_FAILOVER_HANDLER_LOCK);
        InterProcessLock lock = coordinator.getLock(POST_FAILOVER_HANDLER_LOCK);
        lock.acquire();
        log.info("Acquired lock {}", POST_FAILOVER_HANDLER_LOCK);
        try {
            // check site state again after acquiring lock
            Site site = drUtil.getLocalSite();
            siteState = site.getState();
            if (!siteState.equals(SiteState.STANDBY_FAILING_OVER)) {
                log.info("Ignore DR post failover handler for site state {}", siteState);
                return;
            }
            boolean isExecuted = isCompleted();
            if (!isExecuted) {
                log.info("Start post failover processing {}", name);
                updateStatus(Status.EXECUTING);
                execute();
                updateStatus(Status.COMPLETED);
            } else {
                log.info("Handler {} was completed on other node", name);
            }
            if (isAllHandlersCompleted()) {
                log.info("All handlers successfully completed. Change site state to ACTIVE");
                site.setState(SiteState.ACTIVE);
                coordinator.persistServiceConfiguration(site.toConfiguration());
            }
        } finally {
            lock.release();
            log.info("Released lock {}", POST_FAILOVER_HANDLER_LOCK);
        }
    } catch (Exception e) {
        log.error("Failed to execute DR failover handler", e);
        throw new IllegalStateException(e);
    }
}

Example 72 with Site

use of com.emc.storageos.coordinator.client.model.Site in project coprhd-controller by CoprHD.

the class DrUtil method getDROperationLock.

/**
 * @param checkAllSitesOperations
 * @return DR operation lock only when successfully acquired lock and there's no ongoing DR operation, throw Exception otherwise
 */
public InterProcessLock getDROperationLock(boolean checkAllSitesOperations) {
    // Try to acquire lock, succeed or throw Exception
    InterProcessLock lock = coordinator.getLock(DR_OPERATION_LOCK);
    boolean acquired;
    try {
        acquired = lock.acquire(LOCK_WAIT_TIME_SEC, TimeUnit.SECONDS);
    } catch (Exception e) {
        try {
            lock.release();
        } catch (Exception ex) {
            log.error("Fail to release DR operation lock", ex);
        }
        throw APIException.internalServerErrors.failToAcquireDROperationLock();
    }
    if (!acquired) {
        throw APIException.internalServerErrors.failToAcquireDROperationLock();
    }
    // Has successfully acquired lock
    if (!checkAllSitesOperations) {
        return lock;
    }
    // Check if there's ongoing DR operation on any site, if there is, release lock and throw exception
    Site ongoingSite = null;
    List<Site> sites = listSites();
    for (Site site : sites) {
        if (site.getState().isDROperationOngoing()) {
            ongoingSite = site;
            break;
        }
    }
    if (ongoingSite != null) {
        try {
            lock.release();
        } catch (Exception e) {
            log.error("Fail to release DR operation lock", e);
        }
        throw APIException.internalServerErrors.concurrentDROperationNotAllowed(ongoingSite.getName(), ongoingSite.getState().toString());
    }
    return lock;
}

Example 73 with Site

use of com.emc.storageos.coordinator.client.model.Site in project coprhd-controller by CoprHD.

the class DrUtil method listSites.

/**
 * List all sites in given vdc
 *
 * @return list of all sites
 */
public List<Site> listSites(String vdcShortId) {
    List<Site> result = new ArrayList<>();
    String siteKind = String.format("%s/%s", Site.CONFIG_KIND, vdcShortId);
    for (Configuration siteConfig : coordinator.queryAllConfiguration(siteKind)) {
        result.add(new Site(siteConfig));
    }
    return result;
}

Example 74 with Site

use of com.emc.storageos.coordinator.client.model.Site in project coprhd-controller by CoprHD.

the class CoordinatorClientImpl method getControlNodesState.

/**
 * Get all control nodes' state
 *
 * @param targetGiven
 *            target repository
 * @param infos
 *            control nodes' repository
 * @param targetPropertiesGiven
 *            target property
 * @param configVersions
 *            control nodes' configVersions
 * @param targetPowerOffState
 *            target poweroff state
 * @param targetDrivers
 *            target driver list
 * @param drivers
 *            control nodes' driver lists
 * @param siteId
 * @return Control nodes' state
 */
private ClusterInfo.ClusterState getControlNodesState(final RepositoryInfo targetGiven, final Map<Service, RepositoryInfo> infos, final PropertyInfoRestRep targetPropertiesGiven, final Map<Service, ConfigVersion> configVersions, final Map<Service, VdcConfigVersion> vdcConfigVersions, final PowerOffState targetPowerOffState, final StorageDriversInfo targetDrivers, final Map<Service, StorageDriversInfo> drivers, String siteId) {
    if (targetGiven == null || targetPropertiesGiven == null || targetPowerOffState == null) {
        // only for first time target initializing
        return ClusterInfo.ClusterState.INITIALIZING;
    }
    DrUtil drUtil = new DrUtil(this);
    Site site = drUtil.getSiteFromLocalVdc(siteId);
    SiteState siteState = site.getState();
    int siteNodeCount = site.getNodeCount();
    if (infos == null || infos.size() != siteNodeCount || configVersions == null || configVersions.size() != siteNodeCount) {
        return ClusterInfo.ClusterState.DEGRADED;
    }
    if (siteState == SiteState.STANDBY_ERROR) {
        log.info("Control nodes' state DEGRADED since DR site state is STANDBY_ERROR");
        return ClusterInfo.ClusterState.DEGRADED;
    }
    // 1st. Find nodes which currents and versions are different from target's
    List<String> differentCurrents = getDifferentCurrentsCommon(targetGiven, infos);
    List<String> differentVersions = getDifferentVersionsCommon(targetGiven, infos);
    // 2nd. Find nodes which configVersions are different from target's
    // Note : we use config version to judge if properties on a node are sync-ed with target's.
    List<String> differentConfigVersions = getDifferentConfigVersionCommon(targetPropertiesGiven, configVersions);
    List<String> differentVdcConfigVersions = getDifferentVdcConfigVersionCommon(vdcConfigVersions);
    if (targetPowerOffState.getPowerOffState() != PowerOffState.State.NONE) {
        log.info("Control nodes' state POWERINGOFF");
        return ClusterInfo.ClusterState.POWERINGOFF;
    } else if (!differentConfigVersions.isEmpty()) {
        log.info("Control nodes' state UPDATING: {}", Strings.repr(targetPropertiesGiven));
        return ClusterInfo.ClusterState.UPDATING;
    } else if (!differentVdcConfigVersions.isEmpty()) {
        log.info("Control nodes' state UPDATING vdc config version: {}", Strings.repr(differentVdcConfigVersions));
        return ClusterInfo.ClusterState.UPDATING;
    } else if (siteState.isDROperationOngoing()) {
        log.info("Control nodes' state UPDATING since DR operation ongoing: {}", siteState);
        return ClusterInfo.ClusterState.UPDATING;
    } else if (!isControlNodesDriversSynced(targetDrivers, drivers)) {
        log.info("Control nodes' state UPDATING since not all nodes' drivers are synced with target");
        return ClusterInfo.ClusterState.UPDATING;
    } else if (differentCurrents.isEmpty() && differentVersions.isEmpty()) {
        // check for the extra upgrading states
        if (isDbSchemaVersionChanged()) {
            MigrationStatus status = getMigrationStatus();
            if (status == null) {
                log.info("Control nodes state is UPGRADING_PREP_DB ");
                return ClusterInfo.ClusterState.UPGRADING_PREP_DB;
            }
            log.info("Control nodes state is {}", status);
            switch(status) {
                case RUNNING:
                    return ClusterInfo.ClusterState.UPGRADING_CONVERT_DB;
                case FAILED:
                    return ClusterInfo.ClusterState.UPGRADING_FAILED;
                case DONE:
                    break;
                default:
                    log.error("The current db schema version doesn't match the target db schema version, " + "but the current migration status is {} ", status);
            }
        }
        log.info("Control nodes' state STABLE");
        return ClusterInfo.ClusterState.STABLE;
    } else if (differentCurrents.isEmpty()) {
        log.info("Control nodes' state SYNCING: {}", Strings.repr(differentVersions));
        return ClusterInfo.ClusterState.SYNCING;
    } else if (differentVersions.isEmpty()) {
        log.info("Control nodes' state UPGRADING: {}", Strings.repr(differentCurrents));
        return ClusterInfo.ClusterState.UPGRADING;
    } else {
        log.error("Control nodes' in an UNKNOWN state. Target given: {} {}", targetGiven, Strings.repr(infos));
        return ClusterInfo.ClusterState.UNKNOWN;
    }
}

Example 75 with Site

use of com.emc.storageos.coordinator.client.model.Site in project coprhd-controller by CoprHD.

the class ConnectVdcTaskOp method sendVdcNodeCheckRequest.

/**
 * Send node check request to target vdc.
 *
 * @param vdcProp vdc to send msg to
 * @param vdcsToCheck list of vdc's with nodes to check
 * @return
 * @throws Exception
 */
private VdcNodeCheckResponse sendVdcNodeCheckRequest(Properties vdcProp, Collection<VirtualDataCenter> vdcsToCheck) {
    List<VdcConfig> virtualDataCenters = new ArrayList<VdcConfig>();
    for (VirtualDataCenter vdc : vdcsToCheck) {
        VdcConfig vdcConfig = new VdcConfig();
        Site activeSite = drUtil.getActiveSite(vdc.getShortId());
        vdcConfig.setId(vdc.getId());
        vdcConfig.setShortId(vdc.getShortId());
        if (activeSite.getHostIPv4AddressMap() != null && !activeSite.getHostIPv4AddressMap().isEmpty() && activeSite.isUsingIpv4()) {
            HashMap<String, String> ipv4AddrMap = new HashMap<String, String>(activeSite.getHostIPv4AddressMap());
            vdcConfig.setHostIPv4AddressesMap(ipv4AddrMap);
        } else if (activeSite.getHostIPv6AddressMap() != null && !activeSite.getHostIPv6AddressMap().isEmpty()) {
            HashMap<String, String> ipv6AddrMap = new HashMap<String, String>(activeSite.getHostIPv6AddressMap());
            vdcConfig.setHostIPv6AddressesMap(ipv6AddrMap);
        } else {
            throw GeoException.fatals.cannotPerformOperation(vdc.getId().toString(), " no nodes were found on VirtualDataCenter object");
        }
        virtualDataCenters.add(vdcConfig);
    }
    return sendVdcNodeCheckRequest(vdcProp, virtualDataCenters);
}