annotations

package
v1.7.15 Latest Latest
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Published: Apr 5, 2024 License: Apache-2.0 Imports: 3 Imported by: 14

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Constants

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const (
	// ContainerTypeSandbox represents a pod sandbox container
	ContainerTypeSandbox = "sandbox"

	// ContainerTypeContainer represents a container running within a pod
	ContainerTypeContainer = "container"

	// ContainerType is the container type (sandbox or container) annotation
	ContainerType = "io.kubernetes.cri.container-type"

	// SandboxID is the sandbox ID annotation
	SandboxID = "io.kubernetes.cri.sandbox-id"

	// SandboxCPU annotations are based on the initial CPU configuration for the sandbox. This is calculated as the
	// sum of container CPU resources, optionally provided by Kubelet (introduced  in 1.23) as part of the PodSandboxConfig
	SandboxCPUPeriod = "io.kubernetes.cri.sandbox-cpu-period"
	SandboxCPUQuota  = "io.kubernetes.cri.sandbox-cpu-quota"
	SandboxCPUShares = "io.kubernetes.cri.sandbox-cpu-shares"

	// SandboxMemory is the initial amount of memory associated with this sandbox. This is calculated as the sum
	// of container memory, optionally provided by Kubelet (introduced in 1.23) as part of the PodSandboxConfig.
	SandboxMem = "io.kubernetes.cri.sandbox-memory"

	// SandboxLogDir is the pod log directory annotation.
	// If the sandbox needs to generate any log, it will put it into this directory.
	// Kubelet will be responsible for:
	// 1) Monitoring the disk usage of the log, and including it as part of the pod
	// ephemeral storage usage.
	// 2) Cleaning up the logs when the pod is deleted.
	// NOTE: Kubelet is not responsible for rotating the logs.
	SandboxLogDir = "io.kubernetes.cri.sandbox-log-directory"

	// UntrustedWorkload is the sandbox annotation for untrusted workload. Untrusted
	// workload can only run on dedicated runtime for untrusted workload.
	UntrustedWorkload = "io.kubernetes.cri.untrusted-workload"

	// SandboxNamespace is the name of the namespace of the sandbox (pod)
	SandboxNamespace = "io.kubernetes.cri.sandbox-namespace"

	// SandboxUID is the uid of the sandbox (pod) passed to CRI via RunPodSanbox,
	// this field is useful for linking the uid created by the CRI client (e.g. kubelet)
	// to the internal Sandbox.ID created by the containerd sandbox service
	SandboxUID = "io.kubernetes.cri.sandbox-uid"

	// SandboxName is the name of the sandbox (pod)
	SandboxName = "io.kubernetes.cri.sandbox-name"

	// ContainerName is the name of the container in the pod
	ContainerName = "io.kubernetes.cri.container-name"

	// ImageName is the name of the image used to create the container
	ImageName = "io.kubernetes.cri.image-name"

	// PodAnnotations are the annotations of the pod
	PodAnnotations = "io.kubernetes.cri.pod-annotations"

	// RuntimeHandler an experimental annotation key for getting runtime handler from pod annotations.
	// See https://github.com/containerd/containerd/issues/6657 and https://github.com/containerd/containerd/pull/6899 for details.
	// The value of this annotation should be the runtime for sandboxes.
	// e.g. for [plugins.cri.containerd.runtimes.runc] runtime config, this value should be runc
	// TODO: we should deprecate this annotation as soon as kubelet supports passing RuntimeHandler from PullImageRequest
	RuntimeHandler = "io.containerd.cri.runtime-handler"

	// WindowsHostProcess is used by hcsshim to identify windows pods that are running HostProcesses
	WindowsHostProcess = "microsoft.com/hostprocess-container"
)

ContainerType values Following OCI annotations are used by katacontainers now. We'll switch to standard secure pod API after it is defined in CRI.

Variables

This section is empty.

Functions

func DefaultCRIAnnotations added in v1.7.0

func DefaultCRIAnnotations(
	sandboxID string,
	containerName string,
	imageName string,
	config *runtime.PodSandboxConfig,
	sandbox bool,
) []oci.SpecOpts

DefaultCRIAnnotations are the default set of CRI annotations to pass to sandboxes and containers.

Types

This section is empty.

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