kubernetes

Documentation

Overview

Package kubernetes provides cluster-wide kubernetes utilities.

Index

• func DetectLowestVersion(ctx context.Context, cluster UpgradeProvider, options UpgradeOptions) (string, error)
• func Upgrade(ctx context.Context, cluster UpgradeProvider, options UpgradeOptions) error
• type UpgradeOptions
  • func (options *UpgradeOptions) Log(line string, args ...interface{})
• type UpgradeProvider

Functions

func DetectLowestVersion

func DetectLowestVersion(ctx context.Context, cluster UpgradeProvider, options UpgradeOptions) (string, error)

DetectLowestVersion returns lowest Kubernetes components versions in the cluster.

func Upgrade

func Upgrade(ctx context.Context, cluster UpgradeProvider, options UpgradeOptions) error

Upgrade the Kubernetes control plane components, manifests, kubelets.

Types

type UpgradeOptions

type UpgradeOptions struct {
	Path *upgrade.Path

	ControlPlaneEndpoint string
	LogOutput            io.Writer
	PrePullImages        bool
	UpgradeKubelet       bool
	DryRun               bool
	EncoderOpt           encoder.Option

	KubeletImage           string
	APIServerImage         string
	ControllerManagerImage string
	SchedulerImage         string
	ProxyImage             string
	// contains filtered or unexported fields
}

UpgradeOptions represents Kubernetes control plane upgrade settings.

func (*UpgradeOptions) Log

func (options *UpgradeOptions) Log(line string, args ...interface{})

Log writes the line to logger or to stdout if no logger was provided.

type UpgradeProvider

type UpgradeProvider interface {
	cluster.ClientProvider
	cluster.K8sProvider
}

UpgradeProvider are the cluster interfaces required by upgrade process.