node

package
v0.4.5 Latest Latest
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 Go to latest Published: Jul 26, 2022 License: Apache-2.0 Imports: 24 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// LabelNodeRolePrefix is a label prefix for node roles
	// It's copied over to here until it's merged in core: https://github.com/kubernetes/kubernetes/pull/39112
	LabelNodeRolePrefix = "node-role.kubernetes.io/"

	// LabelNodeRole specifies the role of a node
	LabelNodeRole = "kubernetes.io/role"

	NodeRoleMaster       = "master"
	NodeRoleControlPlane = "control-plane"
)

Variables

View Source 
var (
	ERR_TYPE_TOOLS  = fmt.Errorf("type must be string *corev1.Node, or corev1.Node")
	ERR_TYPE_CREATE = fmt.Errorf("type must be string, []byte, *corev1.Node, corev1.Node, runtime.Object or map[string]interface{}")
	ERR_TYPE_UPDATE = ERR_TYPE_CREATE
	ERR_TYPE_APPLY  = ERR_TYPE_CREATE
	ERR_TYPE_DELETE = ERR_TYPE_CREATE
	ERR_TYPE_GET    = ERR_TYPE_CREATE
)
View Source 
var ERR_TYPE = fmt.Errorf("type must be *corev1.Node, corev1.Node or string")

Functions

This section is empty.

Types

type Handler 

type Handler struct {
	Options *types.HandlerOptions
	// contains filtered or unexported fields
}

func New 

func New(ctx context.Context, kubeconfig string) (handler *Handler, err error)

New returns a node handler from kubeconfig or in-cluster config

func NewOrDie added in v0.3.0 

func NewOrDie(ctx context.Context, kubeconfig string) *Handler

NewOrDie simply call New() to get a node handler. panic if there is any error occurs.

func (*Handler) Apply added in v0.3.0 

func (h *Handler) Apply(obj interface{}) (*corev1.Node, error)

Apply applies node from type string, []byte, *corev1.Node, corev1.Node, runtime.Object or map[string]interface{}.

func (*Handler) ApplyFromBytes added in v0.3.0 

func (h *Handler) ApplyFromBytes(data []byte) (node *corev1.Node, err error)

ApplyFromBytes pply node from bytes.

func (*Handler) ApplyFromFile added in v0.3.0 

func (h *Handler) ApplyFromFile(filename string) (node *corev1.Node, err error)

ApplyFromFile applies node from yaml file.

func (*Handler) ApplyFromObject added in v0.3.0 

func (h *Handler) ApplyFromObject(obj runtime.Object) (*corev1.Node, error)

ApplyFromObject applies node from runtime.Object.

func (*Handler) ApplyFromUnstructured added in v0.3.0 

func (h *Handler) ApplyFromUnstructured(u map[string]interface{}) (*corev1.Node, error)

ApplyFromUnstructured applies node from map[string]interface{}.

func (*Handler) Clientset added in v0.2.0 

func (h *Handler) Clientset() *kubernetes.Clientset

Clientset returns underlying clientset.

func (*Handler) Create added in v0.3.0 

func (h *Handler) Create(obj interface{}) (*corev1.Node, error)

Create creates node from type string, []byte, *corev1.Node, corev1.Node, runtime.Object or map[string]interface{}.

func (*Handler) CreateFromBytes added in v0.3.0 

func (h *Handler) CreateFromBytes(data []byte) (*corev1.Node, error)

CreateFromBytes creates node from bytes.

func (*Handler) CreateFromFile added in v0.3.0 

func (h *Handler) CreateFromFile(filename string) (*corev1.Node, error)

CreateFromFile creates node from yaml file.

func (*Handler) CreateFromObject added in v0.3.0 

func (h *Handler) CreateFromObject(obj runtime.Object) (*corev1.Node, error)

CreateFromObject creates node from runtime.Object.

func (*Handler) CreateFromUnstructured added in v0.3.0 

func (h *Handler) CreateFromUnstructured(u map[string]interface{}) (*corev1.Node, error)

CreateFromUnstructured creates node from map[string]interface{}.

func (*Handler) DeepCopy 

func (in *Handler) DeepCopy() *Handler

func (*Handler) Delete added in v0.3.0 

func (h *Handler) Delete(obj interface{}) error

If passed parameter type is string, it will simply call DeleteByName instead of DeleteFromFile. You should always explicitly call DeleteFromFile to delete a node from file path.

func (*Handler) DeleteByName added in v0.3.0 

func (h *Handler) DeleteByName(name string) error

DeleteByName deletes node by name.

func (*Handler) DeleteFromBytes added in v0.3.0 

func (h *Handler) DeleteFromBytes(data []byte) error

DeleteFromBytes deletes node from bytes.

func (*Handler) DeleteFromFile added in v0.3.0 

func (h *Handler) DeleteFromFile(filename string) error

DeleteFromFile deletes node from yaml file.

func (*Handler) DeleteFromObject added in v0.3.0 

func (h *Handler) DeleteFromObject(obj runtime.Object) error

DeleteFromObject deletes node from runtime.Object.

func (*Handler) DeleteFromUnstructured added in v0.3.0 

func (h *Handler) DeleteFromUnstructured(u map[string]interface{}) error

DeleteFromUnstructured deletes node from map[string]interface{}.

func (*Handler) DiscoveryClient added in v0.2.0 

func (h *Handler) DiscoveryClient() *discovery.DiscoveryClient

DiscoveryClient returns underlying discovery client.

func (*Handler) DynamicClient added in v0.2.0 

func (h *Handler) DynamicClient() dynamic.Interface

DynamicClient returns underlying dynamic client.

func (*Handler) Get 

func (h *Handler) Get(obj interface{}) (*corev1.Node, error)

If passed parameter type is string, it will simply call GetByName instead of GetFromFile. You should always explicitly call GetFromFile to get a node from file path.

func (*Handler) GetAge added in v0.2.0 

func (h *Handler) GetAge(object interface{}) (time.Duration, error)

GetAge

func (*Handler) GetByName 

func (h *Handler) GetByName(name string) (*corev1.Node, error)

GetByName gets node by name.

func (*Handler) GetCIDR 

func (h *Handler) GetCIDR(object interface{}) (string, error)

GetCIDR get the node podCIDR

func (*Handler) GetCIDRs 

func (h *Handler) GetCIDRs(object interface{}) ([]string, error)

GetCIDRs get the node podCIDRs

func (*Handler) GetExternaDNS added in v0.2.0 

func (h *Handler) GetExternaDNS(object interface{}) ([]string, error)

GetExternaDNS returns the node ip

func (*Handler) GetExternalIP added in v0.2.0 

func (h *Handler) GetExternalIP(object interface{}) ([]string, error)

GetExternalIP returns the node ip

func (*Handler) GetFromBytes added in v0.3.0 

func (h *Handler) GetFromBytes(data []byte) (*corev1.Node, error)

GetFromBytes gets node from bytes.

func (*Handler) GetFromFile added in v0.3.0 

func (h *Handler) GetFromFile(filename string) (*corev1.Node, error)

GetFromFile gets node from yaml file.

func (*Handler) GetFromObject added in v0.3.0 

func (h *Handler) GetFromObject(obj runtime.Object) (*corev1.Node, error)

GetFromObject gets node from runtime.Object.

func (*Handler) GetFromUnstructured added in v0.3.0 

func (h *Handler) GetFromUnstructured(u map[string]interface{}) (*corev1.Node, error)

GetFromUnstructured gets node from map[string]interface{}.

func (*Handler) GetHostname 

func (h *Handler) GetHostname(object interface{}) ([]string, error)

GetHostname returns the node ip

func (*Handler) GetInternalDNS added in v0.2.0 

func (h *Handler) GetInternalDNS(object interface{}) ([]string, error)

GetInternalDNS returns the node ip

func (*Handler) GetInternalIP added in v0.2.0 

func (h *Handler) GetInternalIP(object interface{}) ([]string, error)

GetInternalIP returns the node ip

func (*Handler) GetMasterInfo 

func (h *Handler) GetMasterInfo() ([]NodeInfo, error)

GetMasterInfo

func (*Handler) GetNodeInfo added in v0.2.0 

func (h *Handler) GetNodeInfo(object interface{}) (*NodeInfo, error)

GetNodeInfo get given node info.

func (*Handler) GetPhase added in v0.2.0 

func (h *Handler) GetPhase(object interface{}) (string, error)

These are the valid phases of node. Running, Pending, Terminated

func (*Handler) GetPods 

func (h *Handler) GetPods(object interface{}) ([]corev1.Pod, error)

GetPods get all pods running in the node

func (*Handler) GetRoles 

func (h *Handler) GetRoles(object interface{}) ([]string, error)

GetRoles returns the roles of a given node. The roles are determined by looking for: 

node-role.kubernetes.io/<role>=""
kubernetes.io/role="<role>"

func (*Handler) GetWorkerInfo 

func (h *Handler) GetWorkerInfo() ([]NodeInfo, error)

GetWorkerInfo

func (*Handler) IsControlPlane 

func (h *Handler) IsControlPlane(object interface{}) bool

IsControlPlane check whether the node is control-plane.

func (*Handler) IsMaster 

func (h *Handler) IsMaster(object interface{}) bool

IsMaster check whether the node is master.

func (*Handler) IsReady 

func (h *Handler) IsReady(name string) bool

IsReady check whether the node is ready.

func (*Handler) List 

func (h *Handler) List(labels string) (*corev1.NodeList, error)

List list nodes by labels, alias to "ListByLabel".

func (*Handler) ListAll 

func (h *Handler) ListAll() (*corev1.NodeList, error)

ListAll list all nodes.

func (*Handler) ListByLabel 

func (h *Handler) ListByLabel(labels string) (*corev1.NodeList, error)

ListByLabel list nodes by labels.

func (*Handler) RESTClient added in v0.2.0 

func (h *Handler) RESTClient() *rest.RESTClient

RESTClient returns underlying rest client.

func (*Handler) RESTConfig added in v0.3.0 

func (h *Handler) RESTConfig() *rest.Config

RESTConfig returns underlying rest config.

func (*Handler) RunInformer 

func (h *Handler) RunInformer(
	addFunc func(obj interface{}),
	updateFunc func(oldObj, newObj interface{}),
	deleteFunc func(obj interface{}),
	stopCh chan struct{})

RunInformer

func (*Handler) SetLimit 

func (h *Handler) SetLimit(limit int64)

func (*Handler) SetTimeout 

func (h *Handler) SetTimeout(timeout int64)

func (*Handler) Update added in v0.3.0 

func (h *Handler) Update(obj interface{}) (*corev1.Node, error)

Update updates node from type string, []byte, *corev1.Node, corev1.Node, runtime.Object or map[string]interface{}.

func (*Handler) UpdateFromBytes added in v0.3.0 

func (h *Handler) UpdateFromBytes(data []byte) (*corev1.Node, error)

UpdateFromBytes updates node from bytes.

func (*Handler) UpdateFromFile added in v0.3.0 

func (h *Handler) UpdateFromFile(filename string) (*corev1.Node, error)

UpdateFromFile updates node from yaml file.

func (*Handler) UpdateFromObject added in v0.3.0 

func (h *Handler) UpdateFromObject(obj runtime.Object) (*corev1.Node, error)

UpdateFromObject updates node from runtime.Object.

func (*Handler) UpdateFromUnstructured added in v0.3.0 

func (h *Handler) UpdateFromUnstructured(u map[string]interface{}) (*corev1.Node, error)

UpdateFromUnstructured updates node from map[string]interface{}.

func (*Handler) WithDryRun 

func (h *Handler) WithDryRun() *Handler

type NodeInfo 

type NodeInfo struct {
	Hostname           string
	IPAddress          []string
	AllocatableCpu     string
	AllocatableMemory  string
	AllocatableStorage string
	TotalCpu           string
	TotalMemory        string
	TotalStorage       string

	Architecture            string
	BootID                  string
	ContainerRuntimeVersion string
	KernelVersion           string
	KubeProxyVersion        string
	KubeletVersion          string
	MachineID               string
	OperatingSystem         string
	OSImage                 string
	SystemUUID              string
}

type NodeStatus 

type NodeStatus struct {
	Status  string
	Message string
	Reason  string
}

Source Files

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