services

package
v1.0.0-beta.0 Latest Latest
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 Go to latest Published: May 15, 2023 License: Apache-2.0 Imports: 39 Imported by: 10

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Constants

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const (
	CAP_NET_BIND_SERVICE = "NET_BIND_SERVICE"
	CAP_NET_RAW          = "NET_RAW"
	CAP_SYS_NICE         = "SYS_NICE"
)
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const (
	VirtLauncherMonitorOverhead = "25Mi"  // The `ps` RSS for virt-launcher-monitor
	VirtLauncherOverhead        = "100Mi" // The `ps` RSS for the virt-launcher process
	VirtlogdOverhead            = "20Mi"  // The `ps` RSS for virtlogd
	VirtqemudOverhead           = "35Mi"  // The `ps` RSS for virtqemud
	QemuOverhead                = "30Mi"  // The `ps` RSS for qemu, minus the RAM of its (stressed) guest, minus the virtual page table
)
View Source 
const ENV_VAR_LIBVIRT_DEBUG_LOGS = "LIBVIRT_DEBUG_LOGS"
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const ENV_VAR_POD_NAME = "POD_NAME"
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const ENV_VAR_VIRTIOFSD_DEBUG_LOGS = "VIRTIOFSD_DEBUG_LOGS"
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const ENV_VAR_VIRT_LAUNCHER_LOG_VERBOSITY = "VIRT_LAUNCHER_LOG_VERBOSITY"
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const EXT_LOG_VERBOSITY_THRESHOLD = 5

extensive log verbosity threshold after which libvirt debug logs will be enabled

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const ISTIO_KUBEVIRT_ANNOTATION = "traffic.sidecar.istio.io/kubevirtInterfaces"

Istio list of virtual interfaces whose inbound traffic (from VM) will be treated as outbound traffic in envoy

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const IntelVendorName = "Intel"
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const KvmDevice = "devices.kubevirt.io/kvm"
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const LibvirtStartupDelay = 10

LibvirtStartupDelay is added to custom liveness and readiness probes initial delay value. Libvirt needs roughly 10 seconds to start.

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const MULTUS_DEFAULT_NETWORK_CNI_ANNOTATION = "v1.multus-cni.io/default-network"
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const MULTUS_RESOURCE_NAME_ANNOTATION = "k8s.v1.cni.cncf.io/resourceName"
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const MultusNetworksAnnotation = "k8s.v1.cni.cncf.io/networks"
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const NFD_CPU_FEATURE_PREFIX = "cpu-feature.node.kubevirt.io/"
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const NFD_CPU_MODEL_PREFIX = "cpu-model.node.kubevirt.io/"

These perfixes for node feature discovery, are used in a NodeSelector on the pod to match a VirtualMachineInstance CPU model(Family) and/or features to nodes that support them.

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const NFD_KVM_INFO_PREFIX = "hyperv.node.kubevirt.io/"
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const PrDevice = "devices.kubevirt.io/pr-helper"
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const SevDevice = "devices.kubevirt.io/sev"
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const TunDevice = "devices.kubevirt.io/tun"
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const VELERO_POSTBACKUP_HOOK_COMMAND_ANNOTATION = "post.hook.backup.velero.io/command"
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const VELERO_POSTBACKUP_HOOK_CONTAINER_ANNOTATION = "post.hook.backup.velero.io/container"
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const VELERO_PREBACKUP_HOOK_COMMAND_ANNOTATION = "pre.hook.backup.velero.io/command"
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const VELERO_PREBACKUP_HOOK_CONTAINER_ANNOTATION = "pre.hook.backup.velero.io/container"
View Source 
const VhostNetDevice = "devices.kubevirt.io/vhost-net"
View Source 
const VhostVsockDevice = "devices.kubevirt.io/vhost-vsock"

Variables

This section is empty.

Functions

func CPUFeatureLabelsFromCPUFeatures added in v0.15.0 

func CPUFeatureLabelsFromCPUFeatures(vmi *v1.VirtualMachineInstance) []string

func CPUModelLabelFromCPUModel added in v0.11.1 

func CPUModelLabelFromCPUModel(vmi *v1.VirtualMachineInstance) (label string, err error)

func GenerateMultusCNIAnnotation added in v1.0.0 

func GenerateMultusCNIAnnotation(vmi *v1.VirtualMachineInstance) (string, error)

func GetMemoryOverhead added in v0.47.0 

func GetMemoryOverhead(vmi *v1.VirtualMachineInstance, cpuArch string, additionalOverheadRatio *string) resource.Quantity

GetMemoryOverhead computes the estimation of total memory needed for the domain to operate properly. This includes the memory needed for the guest and memory for Qemu and OS overhead. The return value is overhead memory quantity

Note: This is the best estimation we were able to come up with 

and is still not 100% accurate

func HaveContainerDiskVolume added in v0.36.0 

func HaveContainerDiskVolume(volumes []v1.Volume) bool

func HaveMasqueradeInterface added in v0.16.0 

func HaveMasqueradeInterface(interfaces []v1.Interface) bool

Types

type ContainerSpecRenderer added in v0.54.0 

type ContainerSpecRenderer struct {
	// contains filtered or unexported fields
}

func NewContainerSpecRenderer added in v0.54.0 

func NewContainerSpecRenderer(containerName string, launcherImg string, imgPullPolicy k8sv1.PullPolicy, opts ...Option) *ContainerSpecRenderer

func (*ContainerSpecRenderer) Render added in v0.54.0 

func (csr *ContainerSpecRenderer) Render(cmd []string) k8sv1.Container

type NodeSelectorRenderer added in v0.58.0 

type NodeSelectorRenderer struct {
	// contains filtered or unexported fields
}

func NewNodeSelectorRenderer added in v0.58.0 

func NewNodeSelectorRenderer(
	vmiNodeSelectors map[string]string,
	clusterWideConfNodeSelectors map[string]string,
	architecture string,
	opts ...NodeSelectorRendererOption,
) *NodeSelectorRenderer

func (*NodeSelectorRenderer) Render added in v0.58.0 

func (nsr *NodeSelectorRenderer) Render() map[string]string

type NodeSelectorRendererOption added in v0.58.0 

type NodeSelectorRendererOption func(renderer *NodeSelectorRenderer)

func WithDedicatedCPU added in v0.58.0 

func WithDedicatedCPU() NodeSelectorRendererOption

func WithHyperv added in v0.58.0 

func WithHyperv(features *v1.Features) NodeSelectorRendererOption

func WithModelAndFeatureLabels added in v0.58.0 

func WithModelAndFeatureLabels(modelLabel string, cpuFeatureLabels ...string) NodeSelectorRendererOption

func WithTSCTimer added in v0.58.0 

func WithTSCTimer(tscFrequency *int64) NodeSelectorRendererOption

type Option added in v0.54.0 

type Option func(*ContainerSpecRenderer)

func WithArgs added in v0.54.0 

func WithArgs(args []string) Option

func WithCapabilities added in v0.54.0 

func WithCapabilities(vmi *v1.VirtualMachineInstance) Option

func WithDropALLCapabilities added in v0.59.0 

func WithDropALLCapabilities() Option

func WithLivelinessProbe added in v0.54.0 

func WithLivelinessProbe(vmi *v1.VirtualMachineInstance) Option

func WithNoCapabilities added in v0.59.0 

func WithNoCapabilities() Option

func WithNonRoot added in v0.54.0 

func WithNonRoot(userID int64) Option

func WithPorts added in v0.54.0 

func WithPorts(vmi *v1.VirtualMachineInstance) Option

func WithPrivileged added in v0.54.0 

func WithPrivileged() Option

func WithReadinessProbe added in v0.54.0 

func WithReadinessProbe(vmi *v1.VirtualMachineInstance) Option

func WithResourceRequirements added in v0.54.0 

func WithResourceRequirements(resources k8sv1.ResourceRequirements) Option

func WithVolumeDevices added in v0.54.0 

func WithVolumeDevices(devices ...k8sv1.VolumeDevice) Option

func WithVolumeMounts added in v0.54.0 

func WithVolumeMounts(mounts ...k8sv1.VolumeMount) Option

type ResourceRenderer added in v0.56.0 

type ResourceRenderer struct {
	// contains filtered or unexported fields
}

func NewResourceRenderer added in v0.56.0 

func NewResourceRenderer(vmLimits k8sv1.ResourceList, vmRequests k8sv1.ResourceList, options ...ResourceRendererOption) *ResourceRenderer

func (*ResourceRenderer) Limits added in v0.56.0 

func (rr *ResourceRenderer) Limits() k8sv1.ResourceList

func (*ResourceRenderer) Requests added in v0.56.0 

func (rr *ResourceRenderer) Requests() k8sv1.ResourceList

func (*ResourceRenderer) ResourceRequirements added in v0.56.0 

func (rr *ResourceRenderer) ResourceRequirements() k8sv1.ResourceRequirements

type ResourceRendererOption added in v0.56.0 

type ResourceRendererOption func(renderer *ResourceRenderer)

func WithCPUPinning added in v0.56.0 

func WithCPUPinning(cpu *v1.CPU) ResourceRendererOption

func WithEphemeralStorageRequest added in v0.56.0 

func WithEphemeralStorageRequest() ResourceRendererOption

func WithGPUs added in v0.56.0 

func WithGPUs(gpus []v1.GPU) ResourceRendererOption

func WithHostDevices added in v0.56.0 

func WithHostDevices(hostDevices []v1.HostDevice) ResourceRendererOption

func WithHugePages added in v0.56.0 

func WithHugePages(vmMemory *v1.Memory, memoryOverhead resource.Quantity) ResourceRendererOption

func WithMemoryOverhead added in v0.56.0 

func WithMemoryOverhead(guestResourceSpec v1.ResourceRequirements, memoryOverhead resource.Quantity) ResourceRendererOption

func WithNetworkResources added in v0.56.0 

func WithNetworkResources(networkToResourceMap map[string]string) ResourceRendererOption

func WithPersistentReservation added in v1.0.0 

func WithPersistentReservation() ResourceRendererOption

func WithSEV added in v0.56.0 

func WithSEV() ResourceRendererOption

func WithVirtualizationResources added in v0.56.0 

func WithVirtualizationResources(virtResources k8sv1.ResourceList) ResourceRendererOption

func WithoutDedicatedCPU added in v0.56.0 

func WithoutDedicatedCPU(cpu *v1.CPU, cpuAllocationRatio int) ResourceRendererOption

type TemplateService 

type TemplateService interface {
	RenderMigrationManifest(vmi *v1.VirtualMachineInstance, sourcePod *k8sv1.Pod) (*k8sv1.Pod, error)
	RenderLaunchManifest(vmi *v1.VirtualMachineInstance) (*k8sv1.Pod, error)
	RenderHotplugAttachmentPodTemplate(volume []*v1.Volume, ownerPod *k8sv1.Pod, vmi *v1.VirtualMachineInstance, claimMap map[string]*k8sv1.PersistentVolumeClaim, tempPod bool) (*k8sv1.Pod, error)
	RenderHotplugAttachmentTriggerPodTemplate(volume *v1.Volume, ownerPod *k8sv1.Pod, vmi *v1.VirtualMachineInstance, pvcName string, isBlock bool, tempPod bool) (*k8sv1.Pod, error)
	RenderLaunchManifestNoVm(*v1.VirtualMachineInstance) (*k8sv1.Pod, error)
	RenderExporterManifest(vmExport *exportv1.VirtualMachineExport, namePrefix string) *k8sv1.Pod
	GetLauncherImage() string
	IsPPC64() bool
	IsARM64() bool
}

func NewTemplateService 

func NewTemplateService(launcherImage string,
	launcherQemuTimeout int,
	virtShareDir string,
	virtLibDir string,
	ephemeralDiskDir string,
	containerDiskDir string,
	hotplugDiskDir string,
	imagePullSecret string,
	persistentVolumeClaimCache cache.Store,
	virtClient kubecli.KubevirtClient,
	clusterConfig *virtconfig.ClusterConfig,
	launcherSubGid int64,
	exporterImage string) TemplateService

type VMIResourcePredicates added in v0.56.0 

type VMIResourcePredicates struct {
	// contains filtered or unexported fields
}

func (VMIResourcePredicates) Apply added in v0.56.0 

func (p VMIResourcePredicates) Apply() []ResourceRendererOption

type VMIResourceRule added in v0.56.0 

type VMIResourceRule struct {
	// contains filtered or unexported fields
}

func NewVMIResourceRule added in v0.56.0 

func NewVMIResourceRule(p resourcePredicate, option ResourceRendererOption) VMIResourceRule

type VolumeRenderer added in v0.55.0 

type VolumeRenderer struct {
	// contains filtered or unexported fields
}

func NewVolumeRenderer added in v0.55.0 

func NewVolumeRenderer(namespace string, ephemeralDisk string, containerDiskDir string, virtShareDir string, volumeOptions ...VolumeRendererOption) (*VolumeRenderer, error)

func (*VolumeRenderer) Mounts added in v0.55.0 

func (vr *VolumeRenderer) Mounts() []k8sv1.VolumeMount

func (*VolumeRenderer) VolumeDevices added in v0.55.0 

func (vr *VolumeRenderer) VolumeDevices() []k8sv1.VolumeDevice

func (*VolumeRenderer) Volumes added in v0.55.0 

func (vr *VolumeRenderer) Volumes() []k8sv1.Volume

type VolumeRendererOption added in v0.55.0 

type VolumeRendererOption func(renderer *VolumeRenderer) error

Source Files

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