Examples with VMwareSupport com.emc.sa.service.vmware.VMwareSupport used on opensource projects

Example 1 with VMwareSupport

use of com.emc.sa.service.vmware.VMwareSupport in project coprhd-controller by CoprHD.

the class ComputeUtils method validateBootVolumes.

/**
 * Validate that the boot volume for this host is still on the server.
 * This prevents us from deleting a re-purposed volume that was originally
 * a boot volume.
 *
 * @return true if the volumes are valid, or the volumes are not able to be validated, so we can go ahead anyway.
 */
public static boolean validateBootVolumes(Cluster cluster, List<HostRestRep> hostsToValidate) {
    // the references are fixed.
    if (cluster == null || cluster.getInactive()) {
        ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.cluster");
        return false;
    }
    // so return that the boot volume is valid due to lack of technical ability to dig any deeper.
    if (NullColumnValueGetter.isNullURI(cluster.getVcenterDataCenter())) {
        ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validation.skipped.noVcenterDataCenter", cluster.forDisplay());
        return true;
    }
    VcenterDataCenter dataCenter = execute(new GetVcenterDataCenter(cluster.getVcenterDataCenter()));
    // until that's fixed.
    if (dataCenter == null || dataCenter.getInactive() || NullColumnValueGetter.isNullURI(dataCenter.getVcenter())) {
        ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.datacenter", cluster.forDisplay());
        return false;
    }
    Vcenter vcenter = execute(new GetVcenter(dataCenter.getVcenter()));
    // until that's fixed.
    if (vcenter == null || vcenter.getInactive()) {
        ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.vcenter", cluster.forDisplay());
        return false;
    }
    VMwareSupport vmware = null;
    try {
        vmware = new VMwareSupport();
        vmware.connect(vcenter.getId());
        for (HostRestRep clusterHost : hostsToValidate) {
            Host host = BlockStorageUtils.getHost(clusterHost.getId());
            // Do not validate a host no longer in our database
            if (host == null || host.getInactive()) {
                ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.host", "N/A", "host not found or inactive");
                return false;
            }
            // in the vCenter cluster, and therefore we can not perform a deep validation.
            if (NullColumnValueGetter.isNullURI(host.getVcenterDataCenter())) {
                ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validation.skipped.vcenternotinhost", host.getHostName());
                continue;
            }
            // any update to the host using the hostService automatically adds this association.
            if (!NullColumnValueGetter.isNullURI(host.getVcenterDataCenter()) && host.getType() != null && host.getType().equalsIgnoreCase((Host.HostType.No_OS).name())) {
                ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validation.skipped.noOShost", host.getHostName());
                continue;
            }
            // flag it as an issue.
            if (clusterHost.getBootVolume() == null || NullColumnValueGetter.isNullURI(clusterHost.getBootVolume().getId())) {
                ExecutionUtils.currentContext().logWarn("computeutils.removebootvolumes.failure.host", host.getHostName(), "no boot volume associated with host");
                continue;
            }
            BlockObjectRestRep bootVolume = execute(new GetBlockResource(clusterHost.getBootVolume().getId()));
            // Do not validate an old/non-existent boot volume representation
            if (bootVolume == null || bootVolume.getInactive()) {
                ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.host", host.getHostName(), "boot volume not found or inactive");
                return false;
            }
            HostSystem hostSystem = null;
            try {
                hostSystem = vmware.getHostSystem(dataCenter.getLabel(), clusterHost.getName(), false);
                // we can't perform the validation.
                if (hostSystem == null) {
                    ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validation.skipped.hostnotinvcenter", host.getHostName());
                    continue;
                }
                HostSystemConnectionState connectionState = VMwareUtils.getConnectionState(hostSystem);
                if (connectionState == null || connectionState == HostSystemConnectionState.notResponding || connectionState == HostSystemConnectionState.disconnected) {
                    String exMsg = "Validation of boot volume usage on host %s failed. " + "Validation failed because host is in a disconnected state or not responding state, and therefore cannot be validated. " + "Cannot decommission in current state.  Recommended to either re-connect the host or remove the host from vCenter, " + "run vCenter discovery and address actionable events before attempting decommission of hosts in this cluster.";
                    // will print a boot volume re-purposed error message which is kind of misleading or incorrect reason for the failure.
                    throw new IllegalStateException(String.format(exMsg, host.getHostName()));
                }
            } catch (ExecutionException e) {
                if (e.getCause() instanceof IllegalStateException) {
                    ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validation.skipped.hostnotinvcenter", host.getHostName());
                    continue;
                }
                // If it's anything other than the IllegalStateException, re-throw the base exception
                throw e;
            }
            if (vmware.findScsiDisk(hostSystem, null, bootVolume, false, false) == null) {
                // fail, host can't see its boot volume
                ExecutionUtils.currentContext().logError("computeutils.removebootvolumes.failure.bootvolume", bootVolume.getDeviceLabel(), bootVolume.getWwn());
                return false;
            } else {
                ExecutionUtils.currentContext().logInfo("computeutils.removebootvolumes.validated", host.getHostName(), bootVolume.getDeviceLabel());
            }
        }
    } finally {
        if (vmware != null) {
            vmware.disconnect();
        }
    }
    return true;
}

Example 2 with VMwareSupport

use of com.emc.sa.service.vmware.VMwareSupport in project coprhd-controller by CoprHD.

the class ComputeUtils method verifyHostInVcenterCluster.

/**
 * Validate that the hosts are in their respective cluster.  Typically used before
 * performing destructive operations, such as decommissioning a host or cluster.
 *
 * @param hostIds host IDs
 * @return false if any host still exists in the vCenter, but is NOT in the cluster assigned to the host in our DB.
 */
public static boolean verifyHostInVcenterCluster(Cluster cluster, List<URI> hostIds) {
    // If the cluster isn't returned properly, then something went wrong. We must fail validation.
    if (cluster == null || cluster.getInactive()) {
        ExecutionUtils.currentContext().logError("The cluster is not active in ViPR DB, therefore we can not proceed with validation.");
        return false;
    }
    // So log it and return.
    if (NullColumnValueGetter.isNullURI(cluster.getVcenterDataCenter())) {
        ExecutionUtils.currentContext().logInfo("computeutils.decommission.validation.skipped.noVcenterDataCenter", cluster.forDisplay());
        return true;
    }
    VcenterDataCenter dataCenter = execute(new GetVcenterDataCenter(cluster.getVcenterDataCenter()));
    // until that's fixed.
    if (dataCenter == null || dataCenter.getInactive() || NullColumnValueGetter.isNullURI(dataCenter.getVcenter())) {
        ExecutionUtils.currentContext().logError("computeutils.decommission.failure.datacenter", cluster.forDisplay());
        return false;
    }
    Vcenter vcenter = execute(new GetVcenter(dataCenter.getVcenter()));
    // until that's fixed.
    if (vcenter == null || vcenter.getInactive()) {
        ExecutionUtils.currentContext().logError("computeutils.decommission.failure.vcenter", cluster.forDisplay());
        return false;
    }
    VMwareSupport vmware = null;
    try {
        vmware = new VMwareSupport();
        vmware.connect(vcenter.getId());
        for (URI hostId : hostIds) {
            Host host = BlockStorageUtils.getHost(hostId);
            // Do not validate a host no longer in our database
            if (host == null || host.getInactive()) {
                ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host", "N/A", "host not found or inactive");
                return false;
            }
            // in the vCenter cluster, and therefore we can not perform a deep validation.
            if (NullColumnValueGetter.isNullURI(host.getVcenterDataCenter())) {
                ExecutionUtils.currentContext().logInfo("computeutils.decommission.validation.skipped.vcenternotinhost", host.getHostName());
                continue;
            }
            // any update to the host using the hostService automatically adds this association.
            if (!NullColumnValueGetter.isNullURI(host.getVcenterDataCenter()) && host.getType() != null && host.getType().equalsIgnoreCase((Host.HostType.No_OS).name())) {
                ExecutionUtils.currentContext().logInfo("computeutils.decommission.validation.skipped.noOShost", host.getHostName());
                continue;
            }
            HostSystem hostSystem = null;
            VCenterAPI api = null;
            try {
                hostSystem = vmware.getHostSystem(dataCenter.getLabel(), host.getHostName(), false);
                // we'll need to hunt it down elsewhere.
                if (hostSystem == null) {
                    // Now look for the host system in other datacenters and clusters. If you find it, return false.
                    // If you do not find it, return true because it couldn't be found.
                    api = VcenterDiscoveryAdapter.createVCenterAPI(vcenter);
                    List<HostSystem> hostSystems = api.listAllHostSystems();
                    if (hostSystems == null || hostSystems.isEmpty()) {
                        // No host systems were found. We'll assume this is a lie and report a validation failure.
                        // But the error can be clear that we can not decommission if we're getting empty responses
                        // from the vSphere API.
                        ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host.nohostsatall", host.getHostName());
                        return false;
                    }
                    for (HostSystem foundHostSystem : hostSystems) {
                        if (foundHostSystem != null && (foundHostSystem.getName().equalsIgnoreCase(host.getLabel()) || (foundHostSystem.getHardware() != null && foundHostSystem.getHardware().systemInfo != null && foundHostSystem.getHardware().systemInfo.uuid != null && foundHostSystem.getHardware().systemInfo.uuid.equalsIgnoreCase(host.getUuid())))) {
                            // We found a match someplace else in the vcenter. Post an error and return false.
                            ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host.moved", host.getHostName());
                            return false;
                        }
                    }
                    // If we get to here, we can't find the host in this vCenter at all and we are going to fail. We don't want to
                    // delete this host from a vCenter outside of our control.
                    ExecutionUtils.currentContext().logInfo("computeutils.decommission.failure.host.notinvcenter", host.getHostName());
                    return false;
                } else {
                    // Make sure the UUID of the host matches what we have in our database.
                    if (hostSystem.getHardware() != null && hostSystem.getHardware().systemInfo != null && hostSystem.getHardware().systemInfo.uuid != null && !hostSystem.getHardware().systemInfo.uuid.equalsIgnoreCase(host.getUuid())) {
                        // The host UUID doesn't match what we have in our database. The host may have been renamed.
                        ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host.uuidmismatch", host.getHostName());
                        return false;
                    }
                    // We found the host, so now we check that the host belongs to the correct cluster
                    if (hostSystem.getParent() != null && hostSystem.getParent() instanceof ClusterComputeResource) {
                        ClusterComputeResource clusterResource = (ClusterComputeResource) hostSystem.getParent();
                        if (clusterResource != null && clusterResource.getMOR() != null && clusterResource.getMOR().getVal() != null && !clusterResource.getMOR().getVal().equalsIgnoreCase(cluster.getExternalId())) {
                            // Host is in a different cluster, fail the validation
                            ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host.moved", host.getHostName());
                            return false;
                        }
                    } else {
                        // We found the host but it doesn't belong to a cluster, fail the validation
                        ExecutionUtils.currentContext().logError("computeutils.decommission.failure.host.notincluster", host.getHostName());
                        return false;
                    }
                }
            } finally {
                if (api != null) {
                    api.logout();
                }
            }
        }
    } finally {
        if (vmware != null) {
            vmware.disconnect();
        }
    }
    return true;
}

Example 3 with VMwareSupport

use of com.emc.sa.service.vmware.VMwareSupport in project coprhd-controller by CoprHD.

the class ComputeUtils method verifyClusterInVcenter.

/**
 * Precheck to verify if cluster is associated to a datacenter and if it still
 * on the same datacenter and vcenter.  Precheck fails the order if the cluster
 * has datacenter association and is not found on the vcenter under the same datacenter
 * Precheck also fails if the cluster found by name in vcenter does not match externalId
 * in ViPR Cluster.
 * If cluster does not have a datacenter association, then the cluster is
 * a vipr cluster and precheck passes.
 * @param cluster {@link Cluster} cluster instance
 * @param preCheckErrors {@link StringBuilder} instance
 * @return preCheckErrors
 */
public static StringBuilder verifyClusterInVcenter(Cluster cluster, StringBuilder preCheckErrors) {
    // else fail order
    if (!NullColumnValueGetter.isNullURI(cluster.getVcenterDataCenter())) {
        VcenterDataCenter dataCenter = execute(new GetVcenterDataCenter(cluster.getVcenterDataCenter()));
        if (dataCenter != null && !dataCenter.getInactive()) {
            if (!NullColumnValueGetter.isNullURI(dataCenter.getVcenter())) {
                Vcenter vcenter = execute(new GetVcenter(dataCenter.getVcenter()));
                if (vcenter != null && !vcenter.getInactive()) {
                    VMwareSupport vmware = null;
                    try {
                        vmware = new VMwareSupport();
                        vmware.connect(vcenter.getId());
                        ClusterComputeResource vcenterCluster = vmware.getCluster(dataCenter.getLabel(), cluster.getLabel(), false);
                        if (null == vcenterCluster) {
                            preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.VcenterDataCenter.notfound.in.vcenter", cluster.getLabel(), dataCenter.getLabel(), vcenter.getLabel()));
                        } else if (vcenterCluster.getMOR() != null && vcenterCluster.getMOR().getVal() != null && vcenterCluster.getMOR().getVal().equalsIgnoreCase(cluster.getExternalId())) {
                            ExecutionUtils.currentContext().logInfo("compute.cluster.precheck.cluster.VcenterDataCenter.found.in.vcenter", cluster.getLabel(), dataCenter.getLabel(), vcenter.getLabel());
                        } else {
                            preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.VcenterDataCenter.nomatch.in.vcenter", cluster.getLabel(), vcenter.getLabel()));
                        }
                    } catch (ExecutionException e) {
                        if (e.getCause() instanceof IllegalStateException) {
                            preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.VcenterDataCenter.notfound.in.vcenter", cluster.getLabel(), dataCenter.getLabel(), vcenter.getLabel()));
                        } else {
                            // exception
                            throw e;
                        }
                    } finally {
                        if (vmware != null) {
                            vmware.disconnect();
                        }
                    }
                } else {
                    // If the vcenter isn't returned properly, not found in
                    // DB, but the cluster has a reference to
                    // it, there's an issue with the sync of the DB object.
                    // Do not allow the validation to pass
                    // until that's fixed.
                    preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.VcenterDataCenter.improper.vcenter", dataCenter.getVcenter()));
                }
            } else {
                // If datacenter does not have reference to a vcenter then
                // there's an issue with the sync of the DB object. Do not allow the validation to pass
                // until that's fixed.
                preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.VcenterDataCenter.noVcenter", dataCenter.getLabel()));
            }
        } else {
            // If the datacenter isn't returned properly, not found in DB,
            // but the cluster has a reference to
            // it, there's an issue with the sync of the DB object. Do not
            // allow the validation to pass
            // until that's fixed.
            preCheckErrors.append(ExecutionUtils.getMessage("compute.cluster.precheck.cluster.improper.VcenterDataCenter", cluster.getVcenterDataCenter()));
        }
    } else {
        // cluster is a vipr cluster only no need to check anything further.
        ExecutionUtils.currentContext().logInfo("compute.cluster.precheck.cluster.noVCenterDataCenter", cluster.getLabel());
    }
    return preCheckErrors;
}