daemon

package
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Published: May 7, 2014 License: Apache-2.0 Imports: 44 Imported by: 0

Documentation

Index

Constants

View Source
const DefaultPathEnv = "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
View Source
const MaxImageDepth = 127

Set the max depth to the aufs default that most kernels are compiled with For more information see: http://sourceforge.net/p/aufs/aufs3-standalone/ci/aufs3.12/tree/config.mk

Variables

View Source
var (
	ErrNotATTY               = errors.New("The PTY is not a file")
	ErrNoTTY                 = errors.New("No PTY found")
	ErrContainerStart        = errors.New("The container failed to start. Unknown error")
	ErrContainerStartTimeout = errors.New("The container failed to start due to timed out.")
)
View Source
var (
	DefaultDns = []string{"8.8.8.8", "8.8.4.4"}
)

Functions

func GetFullContainerName

func GetFullContainerName(name string) (string, error)

Types

type BindMap

type BindMap struct {
	SrcPath string
	DstPath string
	Mode    string
}

type Container

type Container struct {
	sync.Mutex

	ID string

	Created time.Time

	Path string
	Args []string

	Config *runconfig.Config
	State  State
	Image  string

	NetworkSettings *NetworkSettings

	ResolvConfPath string
	HostnamePath   string
	HostsPath      string
	Name           string
	Driver         string
	ExecDriver     string

	MountLabel, ProcessLabel string

	Volumes map[string]string
	// Store rw/ro in a separate structure to preserve reverse-compatibility on-disk.
	// Easier than migrating older container configs :)
	VolumesRW map[string]bool
	// contains filtered or unexported fields
}

func (*Container) Changes

func (container *Container) Changes() ([]archive.Change, error)

func (*Container) Copy

func (container *Container) Copy(resource string) (io.ReadCloser, error)
func (container *Container) DisableLink(name string)

func (*Container) Export

func (container *Container) Export() (archive.Archive, error)

func (*Container) ExportRw

func (container *Container) ExportRw() (archive.Archive, error)

func (*Container) Exposes

func (container *Container) Exposes(p nat.Port) bool

Returns true if the container exposes a certain port

func (*Container) FromDisk

func (container *Container) FromDisk() error

func (*Container) GetImage

func (container *Container) GetImage() (*image.Image, error)

func (*Container) GetMountLabel

func (container *Container) GetMountLabel() string

func (*Container) GetProcessLabel

func (container *Container) GetProcessLabel() string

func (*Container) GetPtyMaster

func (container *Container) GetPtyMaster() (*os.File, error)

func (*Container) GetSize

func (container *Container) GetSize() (int64, int64)

GetSize, return real size, virtual size

func (*Container) HostConfig

func (container *Container) HostConfig() *runconfig.HostConfig

func (*Container) Inject

func (container *Container) Inject(file io.Reader, pth string) error

Inject the io.Reader at the given path. Note: do not close the reader

func (*Container) Kill

func (container *Container) Kill() error

func (*Container) KillSig

func (container *Container) KillSig(sig int) error

func (*Container) Mount

func (container *Container) Mount() error

func (*Container) Output

func (container *Container) Output() (output []byte, err error)

func (*Container) ReadLog

func (container *Container) ReadLog(name string) (io.Reader, error)

func (*Container) Resize

func (container *Container) Resize(h, w int) error

func (*Container) Restart

func (container *Container) Restart(seconds int) error

func (*Container) RootfsPath

func (container *Container) RootfsPath() string

This method must be exported to be used from the lxc template This directory is only usable when the container is running

func (*Container) Run

func (container *Container) Run() error

func (*Container) SetHostConfig

func (container *Container) SetHostConfig(hostConfig *runconfig.HostConfig)

func (*Container) Start

func (container *Container) Start() (err error)

func (*Container) StderrLogPipe

func (container *Container) StderrLogPipe() io.ReadCloser

func (*Container) StderrPipe

func (container *Container) StderrPipe() (io.ReadCloser, error)

func (*Container) StdinPipe

func (container *Container) StdinPipe() (io.WriteCloser, error)

func (*Container) StdoutLogPipe

func (container *Container) StdoutLogPipe() io.ReadCloser

func (*Container) StdoutPipe

func (container *Container) StdoutPipe() (io.ReadCloser, error)

func (*Container) Stop

func (container *Container) Stop(seconds int) error

func (*Container) ToDisk

func (container *Container) ToDisk() (err error)

func (*Container) Unmount

func (container *Container) Unmount() error

func (*Container) Wait

func (container *Container) Wait() int

Wait blocks until the container stops running, then returns its exit code.

func (*Container) WaitTimeout

func (container *Container) WaitTimeout(timeout time.Duration) error

func (*Container) WriteHostConfig

func (container *Container) WriteHostConfig() (err error)

type Daemon

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

func NewDaemon

func NewDaemon(config *daemonconfig.Config, eng *engine.Engine) (*Daemon, error)

FIXME: harmonize with NewGraph()

func NewDaemonFromDirectory

func NewDaemonFromDirectory(config *daemonconfig.Config, eng *engine.Engine) (*Daemon, error)

func (*Daemon) Attach

func (daemon *Daemon) Attach(container *Container, stdin io.ReadCloser, stdinCloser io.Closer, stdout io.Writer, stderr io.Writer) chan error

func (*Daemon) Changes

func (daemon *Daemon) Changes(container *Container) ([]archive.Change, error)

func (*Daemon) Children

func (daemon *Daemon) Children(name string) (map[string]*Container, error)

func (*Daemon) Close

func (daemon *Daemon) Close() error

func (*Daemon) Commit

func (daemon *Daemon) Commit(container *Container, repository, tag, comment, author string, config *runconfig.Config) (*image.Image, error)

Commit creates a new filesystem image from the current state of a container. The image can optionally be tagged into a repository

func (*Daemon) Config

func (daemon *Daemon) Config() *daemonconfig.Config

func (*Daemon) ContainerGraph

func (daemon *Daemon) ContainerGraph() *graphdb.Database

func (*Daemon) Create

func (daemon *Daemon) Create(config *runconfig.Config, name string) (*Container, []string, error)

Create creates a new container from the given configuration with a given name.

func (*Daemon) Destroy

func (daemon *Daemon) Destroy(container *Container) error

Destroy unregisters a container from the daemon and cleanly removes its contents from the filesystem.

func (*Daemon) Diff

func (daemon *Daemon) Diff(container *Container) (archive.Archive, error)

func (*Daemon) ExecutionDriver

func (daemon *Daemon) ExecutionDriver() execdriver.Driver

func (*Daemon) Exists

func (daemon *Daemon) Exists(id string) bool

Exists returns a true if a container of the specified ID or name exists, false otherwise.

func (*Daemon) Get

func (daemon *Daemon) Get(name string) *Container

Get looks for a container by the specified ID or name, and returns it. If the container is not found, or if an error occurs, nil is returned.

func (*Daemon) GetByName

func (daemon *Daemon) GetByName(name string) (*Container, error)

func (*Daemon) Graph

func (daemon *Daemon) Graph() *graph.Graph

FIXME: this is a convenience function for integration tests which need direct access to daemon.graph. Once the tests switch to using engine and jobs, this method can go away.

func (*Daemon) GraphDriver

func (daemon *Daemon) GraphDriver() graphdriver.Driver

func (*Daemon) Kill

func (daemon *Daemon) Kill(c *Container, sig int) error

func (*Daemon) List

func (daemon *Daemon) List() []*Container

List returns an array of all containers registered in the daemon.

func (*Daemon) LogToDisk

func (daemon *Daemon) LogToDisk(src *utils.WriteBroadcaster, dst, stream string) error

func (*Daemon) Mount

func (daemon *Daemon) Mount(container *Container) error

func (*Daemon) Nuke

func (daemon *Daemon) Nuke() error

Nuke kills all containers then removes all content from the content root, including images, volumes and container filesystems. Again: this will remove your entire docker daemon!

func (*Daemon) Register

func (daemon *Daemon) Register(container *Container) error

Register makes a container object usable by the daemon as <container.ID>

func (daemon *Daemon) RegisterLink(parent, child *Container, alias string) error

func (*Daemon) Repositories

func (daemon *Daemon) Repositories() *graph.TagStore

func (*Daemon) Run

func (daemon *Daemon) Run(c *Container, pipes *execdriver.Pipes, startCallback execdriver.StartCallback) (int, error)

func (*Daemon) SetServer

func (daemon *Daemon) SetServer(server Server)

func (*Daemon) SystemConfig

func (daemon *Daemon) SystemConfig() *sysinfo.SysInfo

func (*Daemon) SystemInitPath

func (daemon *Daemon) SystemInitPath() string

func (*Daemon) Unmount

func (daemon *Daemon) Unmount(container *Container) error

func (*Daemon) Volumes

func (daemon *Daemon) Volumes() *graph.Graph

type History

type History []*Container

History is a convenience type for storing a list of containers, ordered by creation date.

func (*History) Add

func (history *History) Add(container *Container)

func (*History) Len

func (history *History) Len() int

func (*History) Less

func (history *History) Less(i, j int) bool

func (*History) Swap

func (history *History) Swap(i, j int)

type NetworkSettings

type NetworkSettings struct {
	IPAddress   string
	IPPrefixLen int
	Gateway     string
	Bridge      string
	PortMapping map[string]PortMapping // Deprecated
	Ports       nat.PortMap
}

func (*NetworkSettings) PortMappingAPI

func (settings *NetworkSettings) PortMappingAPI() *engine.Table

type PortMapping

type PortMapping map[string]string // Deprecated

FIXME: move deprecated port stuff to nat to clean up the core.

type Server

type Server interface {
	LogEvent(action, id, from string) *utils.JSONMessage
	IsRunning() bool // returns true if the server is currently in operation
}

type State

type State struct {
	sync.RWMutex
	Running    bool
	Pid        int
	ExitCode   int
	StartedAt  time.Time
	FinishedAt time.Time
}

func (*State) GetExitCode

func (s *State) GetExitCode() int

func (*State) IsRunning

func (s *State) IsRunning() bool

func (*State) SetRunning

func (s *State) SetRunning(pid int)

func (*State) SetStopped

func (s *State) SetStopped(exitCode int)

func (*State) String

func (s *State) String() string

String returns a human-readable description of the state

Directories

Path Synopsis
lxc
native
These types are wrappers around the libcontainer Terminal interface so that we can resuse the docker implementations where possible.
These types are wrappers around the libcontainer Terminal interface so that we can resuse the docker implementations where possible.
vfs

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