replicationcontroller

package
v1.1.0-beta2 Latest Latest
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 Go to latest Published: Jun 3, 2016 License: Apache-2.0 Imports: 19 Imported by: 0

Documentation

Index

Constants

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const (
	// DescriptionAnnotationKey is annotation key for a description.
	DescriptionAnnotationKey = "description"
)

Variables

This section is empty.

Functions

func CreateObjectFromInfoFn 

func CreateObjectFromInfoFn(info *kubectlResource.Info) (bool, error)

CreateObjectFromInfoFn is a implementation of createObjectFromInfo

func DeleteReplicationController 

func DeleteReplicationController(client k8sClient.Interface, namespace, name string,
	deleteServices bool) error

TODO(floreks): This should be transactional to make sure that RC will not be deleted without pods DeleteReplicationController deletes replication controller with given name in given namespace and related pods. Also deletes services related to replication controller if deleteServices is true.

func DeleteReplicationControllerServices 

func DeleteReplicationControllerServices(client k8sClient.Interface, namespace, name string) error

DeleteReplicationControllerServices deletes services related to replication controller with given name in given namespace.

func DeployApp 

func DeployApp(spec *AppDeploymentSpec, client client.Interface) error

DeployApp deploys an app based on the given configuration. The app is deployed using the given client. App deployment consists of a replication controller and an optional service. Both of them share common labels.

func DeployAppFromFile 

func DeployAppFromFile(spec *AppDeploymentFromFileSpec,
	createObjectFromInfoFn createObjectFromInfo, clientConfig clientcmd.ClientConfig) (bool, error)

DeployAppFromFile deploys an app based on the given yaml or json file.

func GetReplicationControllerEvents 

func GetReplicationControllerEvents(client *client.Client, namespace, replicationControllerName string) (
	*common.EventList, error)

GetEvents returns events for particular namespace and replication controller or error if occurred.

func GetReplicationControllerPodsEvents 

func GetReplicationControllerPodsEvents(client client.Interface, namespace,
	replicationControllerName string) ([]api.Event, error)

func UpdateReplicasCount 

func UpdateReplicasCount(client k8sClient.Interface, namespace, name string,
	replicationControllerSpec *ReplicationControllerSpec) error

UpdateReplicasCount updates number of replicas in Replication Controller based on Replication Controller Spec

Types

type AppDeploymentFromFileResponse 

type AppDeploymentFromFileResponse struct {
	// Name of the file
	Name string `json:"name"`

	// File content
	Content string `json:"content"`

	// Error after create resource
	Error string `json:"error"`
}

AppDeploymentFromFileResponse is a specification for deployment from file

type AppDeploymentFromFileSpec 

type AppDeploymentFromFileSpec struct {
	// Name of the file
	Name string `json:"name"`

	// File content
	Content string `json:"content"`
}

AppDeploymentFromFileSpec is a specification for deployment from file

type AppDeploymentSpec 

type AppDeploymentSpec struct {
	// Name of the application.
	Name string `json:"name"`

	// Docker image path for the application.
	ContainerImage string `json:"containerImage"`

	// The name of an image pull secret in case of a private docker repository.
	ImagePullSecret *string `json:"imagePullSecret"`

	// Command that is executed instead of container entrypoint, if specified.
	ContainerCommand *string `json:"containerCommand"`

	// Arguments for the specified container command or container entrypoint (if command is not
	// specified here).
	ContainerCommandArgs *string `json:"containerCommandArgs"`

	// Number of replicas of the image to maintain.
	Replicas int32 `json:"replicas"`

	// Port mappings for the service that is created. The service is created if there is at least
	// one port mapping.
	PortMappings []PortMapping `json:"portMappings"`

	// List of user-defined environment variables.
	Variables []EnvironmentVariable `json:"variables"`

	// Whether the created service is external.
	IsExternal bool `json:"isExternal"`

	// Description of the deployment.
	Description *string `json:"description"`

	// Target namespace of the application.
	Namespace string `json:"namespace"`

	// Optional memory requirement for the container.
	MemoryRequirement *resource.Quantity `json:"memoryRequirement"`

	// Optional CPU requirement for the container.
	CpuRequirement *resource.Quantity `json:"cpuRequirement"`

	// Labels that will be defined on Pods/RCs/Services
	Labels []Label `json:"labels"`

	// Whether to run the container as privileged user (essentially equivalent to root on the host).
	RunAsPrivileged bool `json:"runAsPrivileged"`
}

AppDeploymentSpec is a specification for an app deployment.

type EnvironmentVariable 

type EnvironmentVariable struct {
	// Name of the variable. Must be a C_IDENTIFIER.
	Name string `json:"name"`

	// Value of the variable, as defined in Kubernetes core API.
	Value string `json:"value"`
}

EnvironmentVariable represents a named variable accessible for containers.

type Label 

type Label struct {
	// Label key
	Key string `json:"key"`

	// Label value
	Value string `json:"value"`
}

Label is a structure representing label assignable to Pod/RC/Service

type PodContainer 

type PodContainer struct {
	// Name of a Container.
	Name string `json:"name"`

	// Number of restarts.
	RestartCount int32 `json:"restartCount"`
}

PodContainer is a representation of a Container that belongs to a Pod.

type PortMapping 

type PortMapping struct {
	// Port that will be exposed on the service.
	Port int32 `json:"port"`

	// Docker image path for the application.
	TargetPort int32 `json:"targetPort"`

	// IP protocol for the mapping, e.g., "TCP" or "UDP".
	Protocol api.Protocol `json:"protocol"`
}

PortMapping is a specification of port mapping for an application deployment.

type Protocols 

type Protocols struct {
	// Array containing supported protocol types e.g., ["TCP", "UDP"]
	Protocols []api.Protocol `json:"protocols"`
}

Protocols is a structure representing supported protocol types for a service

func GetAvailableProtocols 

func GetAvailableProtocols() *Protocols

GetAvailableProtocols returns list of available protocols. Currently it is TCP and UDP.

type ReplicationController 

type ReplicationController struct {
	ObjectMeta common.ObjectMeta `json:"objectMeta"`
	TypeMeta   common.TypeMeta   `json:"typeMeta"`

	// Aggregate information about pods belonging to this Replication Controller.
	Pods common.PodInfo `json:"pods"`

	// Container images of the Replication Controller.
	ContainerImages []string `json:"containerImages"`

	// Internal endpoints of all Kubernetes services have the same label selector as this Replication Controller.
	InternalEndpoints []common.Endpoint `json:"internalEndpoints"`

	// External endpoints of all Kubernetes services have the same label selector as this Replication Controller.
	ExternalEndpoints []common.Endpoint `json:"externalEndpoints"`
}

ReplicationController (aka. Replication Controller) plus zero or more Kubernetes services that target the Replication Controller.

type ReplicationControllerDetail 

type ReplicationControllerDetail struct {
	ObjectMeta common.ObjectMeta `json:"objectMeta"`
	TypeMeta   common.TypeMeta   `json:"typeMeta"`

	// Label selector of the Replication Controller.
	LabelSelector map[string]string `json:"labelSelector"`

	// Container image list of the pod template specified by this Replication Controller.
	ContainerImages []string `json:"containerImages"`

	// Aggregate information about pods of this replication controller.
	PodInfo common.PodInfo `json:"podInfo"`

	// Detailed information about Pods belonging to this Replication Controller.
	Pods pod.PodList `json:"pods"`

	// Detailed information about service related to Replication Controller.
	ServiceList resourceService.ServiceList `json:"serviceList"`

	// True when the data contains at least one pod with metrics information, false otherwise.
	HasMetrics bool `json:"hasMetrics"`
}

ReplicationControllerDetail represents detailed information about a Replication Controller.

func GetReplicationControllerDetail 

func GetReplicationControllerDetail(client k8sClient.Interface, heapsterClient client.HeapsterClient,
	namespace, name string) (*ReplicationControllerDetail, error)

GetReplicationControllerDetail returns detailed information about the given replication controller in the given namespace.

type ReplicationControllerList 

type ReplicationControllerList struct {
	// Unordered list of Replication Controllers.
	ReplicationControllers []ReplicationController `json:"replicationControllers"`
}

ReplicationControllerList contains a list of Replication Controllers in the cluster.

func GetReplicationControllerList 

func GetReplicationControllerList(client *client.Client, nsQuery *common.NamespaceQuery) (*ReplicationControllerList, error)

GetReplicationControllerList returns a list of all Replication Controllers in the cluster.

func GetReplicationControllerListFromChannels 

func GetReplicationControllerListFromChannels(channels *common.ResourceChannels) (
	*ReplicationControllerList, error)

GetReplicationControllerList returns a list of all Replication Controllers in the cluster reading required resource list once from the channels.

type ReplicationControllerPodWithContainers 

type ReplicationControllerPodWithContainers struct {
	// Name of the Pod.
	Name string `json:"name"`

	// Time the Pod has started. Empty if not started.
	StartTime *unversioned.Time `json:"startTime"`

	// Total number of restarts.
	TotalRestartCount int32 `json:"totalRestartCount"`

	// List of Containers that belongs to particular Pod.
	PodContainers []PodContainer `json:"podContainers"`
}

ReplicationControllerPodWithContainers is a representation of a Pod that belongs to a Replication Controller.

type ReplicationControllerPods 

type ReplicationControllerPods struct {
	// List of pods that belongs to a Replication Controller.
	Pods []ReplicationControllerPodWithContainers `json:"pods"`
}

ReplicationControllerPods is a representation of pods list that belongs to a Replication Controller.

func GetReplicationControllerPods 

func GetReplicationControllerPods(client *client.Client, namespace, name string, limit int) (
	*ReplicationControllerPods, error)

GetReplicationControllerPods returns list of pods with containers for the given replication controller in the given namespace. Limit specify the number of records to return. There is no limit when given value is zero.

type ReplicationControllerSpec 

type ReplicationControllerSpec struct {
	// Replicas (pods) number in replicas set
	Replicas int32 `json:"replicas"`
}

ReplicationControllerSpec contains information needed to update replication controller.

type ReplicationControllerWithPods 

type ReplicationControllerWithPods struct {
	ReplicationController *api.ReplicationController
	Pods                  *api.PodList
}

ReplicationControllerWithPods is a structure representing replication controller and its pods.

type TotalRestartCountSorter 

type TotalRestartCountSorter []ReplicationControllerPodWithContainers

TotalRestartCountSorter sorts ReplicationControllerPodWithContainers by restarts number.

func (TotalRestartCountSorter) Len 

func (a TotalRestartCountSorter) Len() int

func (TotalRestartCountSorter) Less 

func (a TotalRestartCountSorter) Less(i, j int) bool

func (TotalRestartCountSorter) Swap 

func (a TotalRestartCountSorter) Swap(i, j int)

Source Files

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