Examples with SystemResource org.ovirt.engine.api.resource.SystemResource used on opensource projects

Example 1 with SystemResource

use of org.ovirt.engine.api.resource.SystemResource in project ovirt-engine by oVirt.

the class V3VmDisksServer method list.

@GET
public V3Disks list() {
    SystemResource systemResource = BackendApiResource.getInstance();
    // In version 4 of the API the collection of disks of a virtual machine has been replaced by the collection of
    // disk attachments, so we need to fetch the disk attachments:
    VmsResource vmsResource = systemResource.getVmsResource();
    VmResource vmResource = vmsResource.getVmResource(vmId);
    DiskAttachmentsResource attachmentsResource = vmResource.getDiskAttachmentsResource();
    DiskAttachments attachments = attachmentsResource.list();
    // For each disk, we need now to fetch it from the top level disks collection, and add the information from
    // the corresponding attachment:
    DisksResource disksResource = systemResource.getDisksResource();
    V3Disks disks = new V3Disks();
    for (DiskAttachment attachment : attachments.getDiskAttachments()) {
        DiskResource diskResource = disksResource.getDiskResource(attachment.getDisk().getId());
        Disk v4Disk = diskResource.get();
        V3Disk v3Disk = adaptOut(v4Disk);
        V3VmHelper.addDiskAttachmentDetails(attachment, v3Disk);
        V3VmHelper.fixDiskLinks(vmId, v3Disk);
        disks.getDisks().add(v3Disk);
    }
    return disks;
}

Example 2 with SystemResource

use of org.ovirt.engine.api.resource.SystemResource in project ovirt-engine by oVirt.

the class V3NICHelper method setVnicProfile.

/**
 * Finds the VNIC profile that correspond to the given V3 NIC and assigns it to the given V4 NIC.
 *
 * @param vmId the identifier of the virtual machine that the NIC is going to be added to
 * @param v3Nic the V3 NIC where the information will be extracted from
 * @param v4Nic the V4 NIC that will be populated
 */
public static void setVnicProfile(String vmId, V3NIC v3Nic, Nic v4Nic) {
    // Do nothing if the profile is already set:
    if (v4Nic.isSetVnicProfile()) {
        return;
    }
    // In version 4 of the API the "network" and "port_mirroring" properties of the NIC have been completely
    // removed, and instead of using them it is required to specify a VNIC profile. This means that if the user
    // isn't explicitly indicating the VNIC profile we need to find one that is compatible with the given network
    // and port mirroring configuration. The only VNIC profiles to consider are the ones corresponding to the
    // networks of the cluster where the VM resides, so we need to retrieve the VM, then the cluster, and then the
    // identifiers of the networks:
    SystemResource systemService = BackendApiResource.getInstance();
    VmsResource vmsService = systemService.getVmsResource();
    VmResource vmService = vmsService.getVmResource(vmId);
    Vm vm = vmService.get();
    ClustersResource clustersService = systemService.getClustersResource();
    ClusterResource clusterService = clustersService.getClusterResource(vm.getCluster().getId());
    ClusterNetworksResource networksService = clusterService.getNetworksResource();
    Set<String> validNetworkIds = networksService.list().getNetworks().stream().map(Network::getId).collect(toSet());
    // Find a VNIC profile that is in the set of valid networks and that is compatible with the NIC:
    VnicProfilesResource profilesService = systemService.getVnicProfilesResource();
    profilesService.list().getVnicProfiles().stream().filter(profile -> validNetworkIds.contains(profile.getNetwork().getId())).filter(profile -> isProfileCompatible(profile, v3Nic)).sorted(comparing(VnicProfile::getName)).map(VnicProfile::getId).findFirst().ifPresent(id -> {
        VnicProfile v4Profile = new VnicProfile();
        v4Profile.setId(id);
        v4Nic.setVnicProfile(v4Profile);
    });
}

Example 3 with SystemResource

use of org.ovirt.engine.api.resource.SystemResource in project ovirt-engine by oVirt.

the class V3VmHelper method addDiskAttachmentDetails.

/**
 * In version 4 of the API the interface, some attributes have been moved from the disk to the disk attachment, as
 * they are specific of the relationship between a particular VM and the disk. But in version 3 of the API we need
 * to continue supporting them. To do so we need to find the disk attachment and copy these attributes to the disk.
 */
public static void addDiskAttachmentDetails(String vmId, V3Disk disk) {
    if (vmId != null) {
        SystemResource systemResource = BackendApiResource.getInstance();
        VmsResource vmsResource = systemResource.getVmsResource();
        VmResource vmResource = vmsResource.getVmResource(vmId);
        DiskAttachmentsResource attachmentsResource = vmResource.getDiskAttachmentsResource();
        String diskId = disk.getId();
        if (diskId != null) {
            DiskAttachmentResource attachmentResource = attachmentsResource.getAttachmentResource(diskId);
            try {
                DiskAttachment attachment = attachmentResource.get();
                addDiskAttachmentDetails(attachment, disk);
            } catch (WebApplicationException exception) {
            // If an application exception is generated while retrieving the details of the disk attachment
            // it is safe to ignore it, as it may be that the user just doesn't have permission to see
            // attachment, but she may still have permissions to see the other details of the disk.
            }
        }
    }
}

Example 4 with SystemResource

use of org.ovirt.engine.api.resource.SystemResource in project ovirt-engine by oVirt.

the class V3ClusterOutAdapter method adapt.

@Override
public V3Cluster adapt(Cluster from) {
    V3Cluster to = new V3Cluster();
    if (from.isSetLinks()) {
        to.getLinks().addAll(adaptOut(from.getLinks()));
    }
    if (from.isSetActions()) {
        to.setActions(adaptOut(from.getActions()));
    }
    if (from.isSetBallooningEnabled()) {
        to.setBallooningEnabled(from.isBallooningEnabled());
    }
    if (from.isSetComment()) {
        to.setComment(from.getComment());
    }
    if (from.isSetCpu()) {
        to.setCpu(adaptOut(from.getCpu()));
    }
    if (from.isSetDataCenter()) {
        to.setDataCenter(adaptOut(from.getDataCenter()));
    }
    if (from.isSetDescription()) {
        to.setDescription(from.getDescription());
    }
    if (from.isSetDisplay()) {
        to.setDisplay(adaptOut(from.getDisplay()));
    }
    if (from.isSetErrorHandling()) {
        to.setErrorHandling(adaptOut(from.getErrorHandling()));
    }
    if (from.isSetFencingPolicy()) {
        to.setFencingPolicy(adaptOut(from.getFencingPolicy()));
    }
    if (from.isSetGlusterService()) {
        to.setGlusterService(from.isGlusterService());
    }
    if (from.isSetHaReservation()) {
        to.setHaReservation(from.isHaReservation());
    }
    if (from.isSetId()) {
        to.setId(from.getId());
    }
    if (from.isSetHref()) {
        to.setHref(from.getHref());
    }
    if (from.isSetKsm()) {
        to.setKsm(adaptOut(from.getKsm()));
    }
    if (from.isSetMaintenanceReasonRequired()) {
        to.setMaintenanceReasonRequired(from.isMaintenanceReasonRequired());
    }
    if (from.isSetManagementNetwork()) {
        to.setManagementNetwork(adaptOut(from.getManagementNetwork()));
    }
    if (from.isSetMemoryPolicy()) {
        to.setMemoryPolicy(adaptOut(from.getMemoryPolicy()));
    }
    if (from.isSetMigration()) {
        to.setMigration(adaptOut(from.getMigration()));
    }
    if (from.isSetName()) {
        to.setName(from.getName());
    }
    if (from.isSetOptionalReason()) {
        to.setOptionalReason(from.isOptionalReason());
    }
    if (from.isSetRequiredRngSources()) {
        to.setRequiredRngSources(new V3RngSources());
        to.getRequiredRngSources().getRngSources().addAll(adaptRngSources(from));
    }
    if (from.isSetSerialNumber()) {
        to.setSerialNumber(adaptOut(from.getSerialNumber()));
    }
    if (from.isSetSupportedVersions()) {
        to.setSupportedVersions(new V3SupportedVersions());
        to.getSupportedVersions().getVersions().addAll(adaptOut(from.getSupportedVersions().getVersions()));
    }
    if (from.isSetThreadsAsCores()) {
        to.setThreadsAsCores(from.isThreadsAsCores());
    }
    if (from.isSetTrustedService()) {
        to.setTrustedService(from.isTrustedService());
    }
    if (from.isSetTunnelMigration()) {
        to.setTunnelMigration(from.isTunnelMigration());
    }
    if (from.isSetVersion()) {
        to.setVersion(adaptOut(from.getVersion()));
    }
    if (from.isSetVirtService()) {
        to.setVirtService(from.isVirtService());
    }
    // In V3 the scheduling policy was part of the cluster, so we need to retrieve the details and populate the
    // "policy" and "thresholds" elements:
    SchedulingPolicy fromPolicy = from.getSchedulingPolicy();
    if (fromPolicy != null && fromPolicy.isSetId()) {
        SystemResource systemResource = BackendApiResource.getInstance();
        SchedulingPoliciesResource policiesResource = systemResource.getSchedulingPoliciesResource();
        SchedulingPolicyResource policyResource = policiesResource.getPolicyResource(fromPolicy.getId());
        try {
            fromPolicy = policyResource.get();
        } catch (WebApplicationException exception) {
        // If an application exception is generated while retrieving the details of the scheduling policy it
        // is safe to ignore it, as it may be that the user just doesn't have permission to see the policy, but
        // she may still have permissions to see the other details of the cluster.
        }
        V3SchedulingPolicy toPolicy = to.getSchedulingPolicy();
        if (toPolicy == null) {
            toPolicy = new V3SchedulingPolicy();
            to.setSchedulingPolicy(toPolicy);
        }
        if (fromPolicy.isSetId()) {
            toPolicy.setId(fromPolicy.getId());
        }
        if (fromPolicy.isSetHref()) {
            toPolicy.setHref(fromPolicy.getHref());
        }
        if (fromPolicy.isSetName() && !toPolicy.isSetPolicy()) {
            toPolicy.setPolicy(fromPolicy.getName());
        }
        Properties fromProperties = fromPolicy.getProperties();
        if (fromProperties != null) {
            Integer fromDuration = getIntegerProperty(fromProperties, "CpuOverCommitDurationMinutes");
            if (fromDuration != null) {
                V3SchedulingPolicyThresholds toThresholds = toPolicy.getThresholds();
                if (toThresholds == null) {
                    toThresholds = new V3SchedulingPolicyThresholds();
                    toPolicy.setThresholds(toThresholds);
                }
                toThresholds.setDuration(fromDuration);
            }
            Integer fromHigh = getIntegerProperty(fromProperties, "HighUtilization");
            if (fromHigh != null) {
                V3SchedulingPolicyThresholds toThresholds = toPolicy.getThresholds();
                if (toThresholds == null) {
                    toThresholds = new V3SchedulingPolicyThresholds();
                    toPolicy.setThresholds(toThresholds);
                }
                toThresholds.setHigh(fromHigh);
            }
            Integer fromLow = getIntegerProperty(fromProperties, "LowUtilization");
            if (fromLow != null) {
                V3SchedulingPolicyThresholds toThresholds = toPolicy.getThresholds();
                if (toThresholds == null) {
                    toThresholds = new V3SchedulingPolicyThresholds();
                    toPolicy.setThresholds(toThresholds);
                }
                toThresholds.setLow(fromLow);
            }
        }
    }
    return to;
}

Example 5 with SystemResource

use of org.ovirt.engine.api.resource.SystemResource in project ovirt-engine by oVirt.

the class V3ClusterHelper method findCompatiblePolicy.

/**
 * Tries to find a V4 scheduling policy that is compatible with the given V3 scheduling policy.
 *
 * @return the compatible scheduling policy, or {@code null} if no such policy can be found
 */
public static SchedulingPolicy findCompatiblePolicy(V3SchedulingPolicy v3Policy) {
    SystemResource systemResource = BackendApiResource.getInstance();
    SchedulingPoliciesResource policiesResource = systemResource.getSchedulingPoliciesResource();
    SchedulingPolicies v4Policies = policiesResource.list();
    return v4Policies.getSchedulingPolicies().stream().filter(v4Policy -> arePoliciesCompatible(v3Policy, v4Policy)).findFirst().orElse(null);
}