k8sutil

package
Version: v0.9.4 Latest Latest
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Published: Feb 28, 2019 License: Apache-2.0 Imports: 26 Imported by: 71

Documentation

Index

Constants

View Source
const (
	// EtcdClientPort is the client port on client service and etcd nodes.
	EtcdClientPort = 2379

	// k8s object name has a maximum length
	MaxNameLength = 63 - randomSuffixLength - 1

	// AnnotationScope annotation name for defining instance scope. Used for specifying cluster wide clusters.
	AnnotationScope = "etcd.database.coreos.com/scope"
	//AnnotationClusterWide annotation value for cluster wide clusters.
	AnnotationClusterWide = "clusterwide"
)
View Source
const TolerateUnreadyEndpointsAnnotation = "service.alpha.kubernetes.io/tolerate-unready-endpoints"

Variables

This section is empty.

Functions

func AddEtcdVolumeToPod added in v0.8.3

func AddEtcdVolumeToPod(pod *v1.Pod, pvc *v1.PersistentVolumeClaim)

AddEtcdVolumeToPod abstract the process of appending volume spec to pod spec

func CascadeDeleteOptions added in v0.3.1

func CascadeDeleteOptions(gracePeriodSeconds int64) *metav1.DeleteOptions

func ClientServiceName added in v0.2.5

func ClientServiceName(clusterName string) string

func ClusterListOpt added in v0.2.0

func ClusterListOpt(clusterName string) metav1.ListOptions

We are using internal api types for cluster related.

func CreateAndWaitPod

func CreateAndWaitPod(kubecli kubernetes.Interface, ns string, pod *v1.Pod, timeout time.Duration) (*v1.Pod, error)

CreateAndWaitPod creates a pod and waits until it is running

func CreateCRD added in v0.5.0

func CreateCRD(clientset apiextensionsclient.Interface, crdName, rkind, rplural, shortName string) error

func CreateClientService added in v0.2.5

func CreateClientService(kubecli kubernetes.Interface, clusterName, ns string, owner metav1.OwnerReference) error

func CreatePatch added in v0.2.5

func CreatePatch(o, n, datastruct interface{}) ([]byte, error)

func CreatePeerService added in v0.2.5

func CreatePeerService(kubecli kubernetes.Interface, clusterName, ns string, owner metav1.OwnerReference) error

func GetClusterList added in v0.2.0

func GetClusterList(restcli rest.Interface, ns string) (*api.EtcdClusterList, error)

func GetEtcdVersion

func GetEtcdVersion(pod *v1.Pod) string

func GetPodNames

func GetPodNames(pods []*v1.Pod) []string

func ImageName added in v0.3.3

func ImageName(repo, version string) string

func InClusterConfig added in v0.2.2

func InClusterConfig() (*rest.Config, error)

func IsKubernetesResourceAlreadyExistError

func IsKubernetesResourceAlreadyExistError(err error) bool

func IsKubernetesResourceNotFoundError

func IsKubernetesResourceNotFoundError(err error) bool

func IsNodeReady added in v0.5.0

func IsNodeReady(n v1.Node) bool

IsNodeReady checks if the Node condition is ready.

func IsPodReady added in v0.3.3

func IsPodReady(pod *v1.Pod) bool

IsPodReady returns false if the Pod Status is nil

func LabelsForCluster added in v0.2.6

func LabelsForCluster(clusterName string) map[string]string

func MemberRemoveEvent added in v0.6.0

func MemberRemoveEvent(memberName string, cl *api.EtcdCluster) *v1.Event

func MemberUpgradedEvent added in v0.6.0

func MemberUpgradedEvent(memberName, oldVersion, newVersion string, cl *api.EtcdCluster) *v1.Event

func MustNewKubeClient added in v0.2.1

func MustNewKubeClient() kubernetes.Interface

func MustNewKubeExtClient added in v0.5.0

func MustNewKubeExtClient() apiextensionsclient.Interface

func NewEtcdPod added in v0.2.1

func NewEtcdPod(m *etcdutil.Member, initialCluster []string, clusterName, state, token string, cs api.ClusterSpec, owner metav1.OwnerReference) *v1.Pod

func NewEtcdPodPVC added in v0.8.3

func NewEtcdPodPVC(m *etcdutil.Member, pvcSpec v1.PersistentVolumeClaimSpec, clusterName, namespace string, owner metav1.OwnerReference) *v1.PersistentVolumeClaim

NewEtcdPodPVC create PVC object from etcd pod's PVC spec

func NewMemberAddEvent added in v0.6.0

func NewMemberAddEvent(memberName string, cl *api.EtcdCluster) *v1.Event

func NewSeedMemberPod added in v0.6.1

func NewSeedMemberPod(clusterName string, ms etcdutil.MemberSet, m *etcdutil.Member, cs api.ClusterSpec, owner metav1.OwnerReference, backupURL *url.URL) *v1.Pod

NewSeedMemberPod returns a Pod manifest for a seed member. It's special that it has new token, and might need recovery init containers

func PVCNameFromMember added in v0.8.3

func PVCNameFromMember(memberName string) string

PVCNameFromMember the way we get PVC name from the member name

func PatchDeployment added in v0.3.0

func PatchDeployment(kubecli kubernetes.Interface, namespace, name string, updateFunc func(*appsv1beta1.Deployment)) error

func PodSpecToPrettyJSON added in v0.4.2

func PodSpecToPrettyJSON(pod *v1.Pod) (string, error)

func PodWithNodeSelector

func PodWithNodeSelector(p *v1.Pod, ns map[string]string) *v1.Pod

func ReplacingDeadMemberEvent added in v0.6.0

func ReplacingDeadMemberEvent(memberName string, cl *api.EtcdCluster) *v1.Event

func SetEtcdVersion

func SetEtcdVersion(pod *v1.Pod, version string)

func UniqueMemberName added in v0.8.3

func UniqueMemberName(clusterName string) string

func WaitCRDReady added in v0.5.0

func WaitCRDReady(clientset apiextensionsclient.Interface, crdName string) error

Types

type EtcdClusterCRUpdateFunc added in v0.5.0

type EtcdClusterCRUpdateFunc func(*api.EtcdCluster)

EtcdClusterCRUpdateFunc is a function to be used when atomically updating a Cluster CR.

type TLSData added in v0.2.6

type TLSData struct {
	CertData []byte
	KeyData  []byte
	CAData   []byte
}

func GetTLSDataFromSecret added in v0.2.6

func GetTLSDataFromSecret(kubecli kubernetes.Interface, ns, se string) (*TLSData, error)

GetTLSDataFromSecret retrives the kubernete secret that contain etcd tls certs and put them into TLSData.

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