kubernetes

Documentation

Index

• Constants
• func AddLabelsForNodes(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func GenerateK8sCertsRenewScript(mgr *manager.Manager) (string, error)
• func GenerateK8sCertsRenewService() (string, error)
• func GenerateK8sCertsRenewTimer() (string, error)
• func GetClusterStatus(mgr *manager.Manager, _ *kubekeyapiv1alpha1.HostCfg) error
• func GetKubeConfigForControlPlane(mgr *manager.Manager) error
• func InitKubernetesCluster(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func InstallK8sCertsRenew(mgr *manager.Manager) error
• func InstallKubeBinaries(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func JoinNodesToCluster(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func SetKubelet(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func SyncKubeBinaries(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func UpdateHostsFile(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func UpdateKubectlConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func UpdateKubeletConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error
• func UpdateKubeproxyConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

Constants

const LocalServer = "server: https://127.0.0.1"

Functions

func AddLabelsForNodes

func AddLabelsForNodes(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

AddLabelsForNodes is used to add pre-configured labels.

func GenerateK8sCertsRenewScript

func GenerateK8sCertsRenewScript(mgr *manager.Manager) (string, error)

GenerateK8sCertsRenewScript is used to generate k8sCertsRenew's script content.

func GenerateK8sCertsRenewService

func GenerateK8sCertsRenewService() (string, error)

GenerateK8sCertsRenewService is used to generate k8sCertsRenew's service content for systemd.

func GenerateK8sCertsRenewTimer

func GenerateK8sCertsRenewTimer() (string, error)

GenerateK8sCertsRenewTimer is used to generate k8sCertsRenew's timer content for systemd.

func GetClusterStatus

func GetClusterStatus(mgr *manager.Manager, _ *kubekeyapiv1alpha1.HostCfg) error

GetClusterStatus is used to fetch status and info from cluster.

func GetKubeConfigForControlPlane

func GetKubeConfigForControlPlane(mgr *manager.Manager) error

getKubeConfigForControlPlane is used to copy admin.conf to ~/.kube/config .

func InitKubernetesCluster

func InitKubernetesCluster(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

InitKubernetesCluster is used to init a new cluster.

func InstallK8sCertsRenew

func InstallK8sCertsRenew(mgr *manager.Manager) error

func InstallKubeBinaries

func InstallKubeBinaries(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

InstallKubeBinaries is used to install kubernetes' binaries to os' PATH.

func JoinNodesToCluster

func JoinNodesToCluster(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

JoinNodesToCluster is used to join node to Cluster.

func SetKubelet

func SetKubelet(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

SetKubelet is used to configure the kubelet's startup parameters.

func SyncKubeBinaries

func SyncKubeBinaries(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

SyncKubeBinaries is used to sync kubernetes' binaries to each node.

func UpdateHostsFile

func UpdateHostsFile(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

UpdateHostsFile is used to update the '/etc/hosts'. Make the 'lb.kubesphere.local' address to set as 127.0.0.1. All of the 'admin.conf' and '/.kube/config' will connect to 127.0.0.1:6443.

func UpdateKubectlConfig

func UpdateKubectlConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

UpdateKubectlConfig is used to update the kubectl config. Make the value of field 'server' to set as 127.0.0.1:6443 (default). And all of the 'admin.conf' will connect to 127.0.0.1:6443 (default)

func UpdateKubeletConfig

func UpdateKubeletConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

UpdateKubeletConfig Update server filed in kubelet.conf When create a HA cluster by internal LB, we will set the server filed to 127.0.0.1:6443 (default) which in kubelet.conf. Because of that, the control plone node's kubelet connect the local api-server. And the work node's kubelet connect 127.0.0.1:6443 (default) that is proxy by the node's local nginx.

func UpdateKubeproxyConfig

func UpdateKubeproxyConfig(mgr *manager.Manager, node *kubekeyapiv1alpha1.HostCfg) error

UpdateKubeproxyConfig is used to update kube-proxy configmap and restart tge kube-proxy pod.