dockerhelper

package
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Published: Sep 15, 2017 License: Apache-2.0 Imports: 26 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func DownloadDirFromContainer

func DownloadDirFromContainer(client Interface, container, src, dst string) error

DownloadDirFromContainer downloads an entire directory of files from a remote container.

func StreamFileFromContainer

func StreamFileFromContainer(client Interface, container, src string) (io.ReadCloser, error)

StreamFileFromContainer returns an io.ReadCloser from which the contents of a file in a remote container can be read.

func UploadFileToContainer

func UploadFileToContainer(client Interface, container, src, dest string) error

UploadFileToContainer uploads a file to a remote container.

Types

type Helper

type Helper struct {
	// contains filtered or unexported fields
}

Helper provides utility functions to help with Docker

func NewHelper

func NewHelper(client Interface) *Helper

NewHelper creates a new Helper

func (*Helper) APIVersion

func (h *Helper) APIVersion() (string, bool, error)

Version returns the Docker API version and whether it is a Red Hat distro version

func (*Helper) CgroupDriver

func (h *Helper) CgroupDriver() (string, error)

func (*Helper) CheckAndPull

func (h *Helper) CheckAndPull(image string, out io.Writer) error

CheckAndPull checks whether a Docker image exists. If not, it pulls it.

func (*Helper) Client

func (h *Helper) Client() Interface

func (*Helper) ContainerLog

func (h *Helper) ContainerLog(container string, numLines int) string

func (*Helper) DockerRoot

func (h *Helper) DockerRoot() (string, error)

DockerRoot returns the root directory for Docker

func (*Helper) GetContainerState

func (h *Helper) GetContainerState(id string) (*types.ContainerJSON, bool, error)

GetContainerState returns whether a container exists and if it does whether it's running

func (*Helper) GetDockerProxySettings

func (h *Helper) GetDockerProxySettings() (httpProxy, httpsProxy, noProxy string, err error)

func (*Helper) HostIP

func (h *Helper) HostIP() string

HostIP returns the IP of the Docker host if connecting via TCP

func (*Helper) InsecureRegistryIsConfigured

func (h *Helper) InsecureRegistryIsConfigured() (configured bool, hasEntries bool, error error)

InsecureRegistryIsConfigured checks to see if the Docker daemon has an appropriate insecure registry argument set so that our services can access the registry hasEntries specifies if Docker daemon has entries at all

func (*Helper) ListContainerNames

func (h *Helper) ListContainerNames() ([]string, error)

func (*Helper) RemoveContainer

func (h *Helper) RemoveContainer(id string) error

RemoveContainer removes the container with the given id

func (*Helper) StopAndRemoveContainer

func (h *Helper) StopAndRemoveContainer(container string) error

func (*Helper) UserNamespaceEnabled

func (h *Helper) UserNamespaceEnabled() (bool, error)

UserNamespaceEnabled checks whether docker daemon is running in user namespace mode.

type Interface

type Interface interface {
	Endpoint() string
	Info() (*types.Info, error)
	ServerVersion() (*types.Version, error)
	ContainerCreate(config *container.Config, hostConfig *container.HostConfig, networkingConfig *network.NetworkingConfig, name string) (*types.ContainerCreateResponse, error)
	ContainerList(options types.ContainerListOptions) ([]types.Container, error)
	ContainerInspect(container string) (*types.ContainerJSON, error)
	ContainerRemove(container string, options types.ContainerRemoveOptions) error
	ContainerLogs(container string, options types.ContainerLogsOptions, stdOut, stdErr io.Writer) error
	ContainerStart(container string) error
	ContainerStop(container string, timeout int) error
	ContainerWait(container string) (int, error)
	CopyToContainer(container string, dest string, src io.Reader, options types.CopyToContainerOptions) error
	CopyFromContainer(container string, src string) (io.ReadCloser, error)
	ContainerExecCreate(container string, config types.ExecConfig) (*types.ContainerExecCreateResponse, error)
	ContainerExecAttach(execID string, stdIn io.Reader, stdOut, stdErr io.Writer) error
	ContainerExecInspect(execID string) (*types.ContainerExecInspect, error)
	ImageInspectWithRaw(imageID string, getSize bool) (*types.ImageInspect, []byte, error)
	ImagePull(ref string, options types.ImagePullOptions, writer io.Writer) error
}

func NewClient

func NewClient(endpoint string, client *client.Client) Interface

NewClient creates an instance of the client Interface, given a docker engine client

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