rktshim

package
v1.9.6-beta.0 Latest Latest
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 Go to latest Published: Mar 19, 2018 License: Apache-2.0 Imports: 8 Imported by: 0

Documentation

Overview

Package rktshim is the package that contains the shim code for rkt to be used as the kubelet container runtime implementation that is integrated using the Container Runtime Interface.

Index

Constants

View Source 
const (
	FakeStreamingHost = "localhost"
	FakeStreamingPort = "12345"
)

Variables

View Source 
var (
	ErrContainerNotFound               = errors.New("rktshim: container not found")
	ErrInvalidContainerStateTransition = errors.New("rktshim: wrong container operation for current state")
)
View Source 
var (
	ErrImageNotFound = errors.New("rktshim: image not found")
)

TODO(tmrts): Move these errors to the container API for code re-use.

Functions

func NewFakeRuntime 

func NewFakeRuntime() (kubeletapi.ContainerManager, error)

func NewPodSandboxManager 

func NewPodSandboxManager(PodSandboxManagerConfig) (kubeletapi.PodSandboxManager, error)

NewPodSandboxManager creates a PodSandboxManager.

func NewRuntime 

func NewRuntime(RuntimeConfig) (kubeletapi.ContainerManager, error)

NewRuntime creates a container.Runtime instance using the Runtime.

Types

type FakeRuntime 

type FakeRuntime struct {
	Containers containerRegistry
}

func (*FakeRuntime) Attach added in v1.5.0 

func (r *FakeRuntime) Attach(req *runtimeapi.AttachRequest) (*runtimeapi.AttachResponse, error)

func (*FakeRuntime) ContainerStatus 

func (r *FakeRuntime) ContainerStatus(id string) (*runtimeapi.ContainerStatus, error)

func (*FakeRuntime) CreateContainer 

func (r *FakeRuntime) CreateContainer(pid string, cfg *runtimeapi.ContainerConfig, sandboxCfg *runtimeapi.PodSandboxConfig) (string, error)

func (*FakeRuntime) Exec 

func (r *FakeRuntime) Exec(req *runtimeapi.ExecRequest) (*runtimeapi.ExecResponse, error)

func (*FakeRuntime) ExecSync added in v1.5.0 

func (r *FakeRuntime) ExecSync(containerID string, cmd []string, timeout time.Duration) (stdout []byte, stderr []byte, err error)

func (*FakeRuntime) ListContainers 

func (r *FakeRuntime) ListContainers(*runtimeapi.ContainerFilter) ([]*runtimeapi.Container, error)

func (*FakeRuntime) RemoveContainer 

func (r *FakeRuntime) RemoveContainer(id string) error

func (*FakeRuntime) StartContainer 

func (r *FakeRuntime) StartContainer(id string) error

func (*FakeRuntime) StopContainer 

func (r *FakeRuntime) StopContainer(id string, timeout int64) error

func (*FakeRuntime) UpdateContainerResources added in v1.8.0 

func (r *FakeRuntime) UpdateContainerResources(string, *runtimeapi.LinuxContainerResources) error

type FakeRuntimeConfig 

type FakeRuntimeConfig struct{}

type ImageStore 

type ImageStore struct{}

ImageStore supports CRUD operations for images.

func NewImageStore 

func NewImageStore(ImageStoreConfig) (*ImageStore, error)

NewImageStore creates an image storage that allows CRUD operations for images.

func (*ImageStore) List 

func (*ImageStore) List() ([]runtimeapi.Image, error)

List lists the images residing in the image store.

func (*ImageStore) Pull 

func (*ImageStore) Pull(runtimeapi.ImageSpec, runtimeapi.AuthConfig, *runtimeapi.PodSandboxConfig) error

Pull pulls an image into the image store and uses the given authentication method.

func (*ImageStore) Remove 

func (*ImageStore) Remove(runtimeapi.ImageSpec) error

Remove removes the image from the image store.

func (*ImageStore) Status 

func (*ImageStore) Status(runtimeapi.ImageSpec) (runtimeapi.Image, error)

Status returns the status of the image.

type ImageStoreConfig 

type ImageStoreConfig struct{}

TODO(tmrts): fill the image store configuration fields.

type PodSandboxManager 

type PodSandboxManager struct{}

PodSandboxManager provides basic operations to create/delete and examine the pod sandboxes in a blocking manner.

func (*PodSandboxManager) ListPodSandbox 

func (*PodSandboxManager) ListPodSandbox(*runtimeapi.PodSandboxFilter) ([]*runtimeapi.PodSandbox, error)

ListPodSandbox lists existing sandboxes, filtered by the PodSandboxFilter.

func (*PodSandboxManager) PodSandboxStatus 

func (*PodSandboxManager) PodSandboxStatus(string) (*runtimeapi.PodSandboxStatus, error)

PodSandboxStatus queries the status of the pod sandbox.

func (*PodSandboxManager) PortForward added in v1.5.0 

func (*PodSandboxManager) PortForward(*runtimeapi.PortForwardRequest) (*runtimeapi.PortForwardResponse, error)

PortForward prepares a streaming endpoint to forward ports from a PodSandbox, and returns the address.

func (*PodSandboxManager) RemovePodSandbox 

func (*PodSandboxManager) RemovePodSandbox(string) error

RemovePodSandbox deletes the pod sandbox and the apps inside the sandbox.

func (*PodSandboxManager) RunPodSandbox added in v1.5.0 

func (*PodSandboxManager) RunPodSandbox(*runtimeapi.PodSandboxConfig) (string, error)

RunPodSandbox creates and starts a pod sandbox given a pod sandbox configuration.

func (*PodSandboxManager) StopPodSandbox 

func (*PodSandboxManager) StopPodSandbox(string) error

StopPodSandbox stops a pod sandbox and the apps inside the sandbox.

type PodSandboxManagerConfig 

type PodSandboxManagerConfig struct{}

TODO(tmrts): Fill the configuration struct fields.

type Runtime 

type Runtime struct{}

Runtime provides an API for lifecycle, inspection and introspection operations in a blocking manner using the App level API provided by rkt.

func (*Runtime) Attach added in v1.5.0 

func (*Runtime) Attach(req *runtimeapi.AttachRequest) (*runtimeapi.AttachResponse, error)

Attach prepares a streaming endpoint to attach to a running container, and returns the address.

func (*Runtime) ContainerStatus 

func (*Runtime) ContainerStatus(string) (*runtimeapi.ContainerStatus, error)

ContainerStatus returns the RawContainerStatus of an app inside the pod sandbox.

func (*Runtime) CreateContainer 

func (*Runtime) CreateContainer(string, *runtimeapi.ContainerConfig, *runtimeapi.PodSandboxConfig) (string, error)

CreateContainer creates an app inside the provided pod sandbox and returns the RawContainerID.

func (*Runtime) Exec 

func (*Runtime) Exec(*runtimeapi.ExecRequest) (*runtimeapi.ExecResponse, error)

Exec prepares a streaming endpoint to execute a command in the container, and returns the address.

func (*Runtime) ExecSync added in v1.5.0 

func (*Runtime) ExecSync(containerID string, cmd []string, timeout time.Duration) (stdout []byte, stderr []byte, err error)

ExecSync executes a command in the container, and returns the stdout output. If command exits with a non-zero exit code, an error is returned.

func (*Runtime) ListContainers 

func (*Runtime) ListContainers(*runtimeapi.ContainerFilter) ([]*runtimeapi.Container, error)

ListContainers lists out the apps residing inside the pod sandbox using the ContainerFilter.

func (*Runtime) RemoveContainer 

func (*Runtime) RemoveContainer(string) error

RemoveContainer removes the app from a pod sandbox.

func (*Runtime) StartContainer 

func (*Runtime) StartContainer(string) error

StartContainer starts a created app.

func (*Runtime) StopContainer 

func (*Runtime) StopContainer(string, int64) error

StopContainer stops a running app with a grace period (i.e. timeout).

func (*Runtime) UpdateContainerResources added in v1.8.0 

func (*Runtime) UpdateContainerResources(string, *runtimeapi.LinuxContainerResources) error

UpdateContainerResources updates the resource constraints for the container.

type RuntimeConfig 

type RuntimeConfig struct{}

TODO(tmrts): Fill out the creation configuration fields.

Source Files

View all Source files

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