200 lines
4.9 KiB
Go
200 lines
4.9 KiB
Go
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// Copyright © 2013, 2014, The Go-LXC Authors. All rights reserved.
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// Use of this source code is governed by a LGPLv2.1
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// license that can be found in the LICENSE file.
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// +build linux,cgo
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package lxc
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import (
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"os"
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)
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// AttachOptions type is used for defining various attach options.
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type AttachOptions struct {
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// Specify the namespaces to attach to, as OR'ed list of clone flags (syscall.CLONE_NEWNS | syscall.CLONE_NEWUTS ...).
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Namespaces int
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// Specify the architecture which the kernel should appear to be running as to the command executed.
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Arch Personality
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// Cwd specifies the working directory of the command.
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Cwd string
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// UID specifies the user id to run as.
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UID int
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// GID specifies the group id to run as.
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GID int
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// If ClearEnv is true the environment is cleared before running the command.
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ClearEnv bool
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// Env specifies the environment of the process.
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Env []string
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// EnvToKeep specifies the environment of the process when ClearEnv is true.
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EnvToKeep []string
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// StdinFd specifies the fd to read input from.
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StdinFd uintptr
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// StdoutFd specifies the fd to write output to.
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StdoutFd uintptr
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// StderrFd specifies the fd to write error output to.
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StderrFd uintptr
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}
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// DefaultAttachOptions is a convenient set of options to be used.
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var DefaultAttachOptions = AttachOptions{
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Namespaces: -1,
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Arch: -1,
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Cwd: "/",
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UID: -1,
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GID: -1,
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ClearEnv: false,
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Env: nil,
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EnvToKeep: nil,
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StdinFd: os.Stdin.Fd(),
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StdoutFd: os.Stdout.Fd(),
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StderrFd: os.Stderr.Fd(),
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}
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// TemplateOptions type is used for defining various template options.
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type TemplateOptions struct {
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// Template specifies the name of the template.
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Template string
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// Backend specifies the type of the backend.
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Backend BackendStore
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// Distro specifies the name of the distribution.
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Distro string
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// Release specifies the name/version of the distribution.
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Release string
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// Arch specified the architecture of the container.
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Arch string
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// Variant specifies the variant of the image (default: "default").
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Variant string
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// Image server (default: "images.linuxcontainers.org").
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Server string
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// GPG keyid (default: 0x...).
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KeyID string
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// GPG keyserver to use.
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KeyServer string
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// Disable GPG validation (not recommended).
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DisableGPGValidation bool
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// Flush the local copy (if present).
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FlushCache bool
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// Force the use of the local copy even if expired.
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ForceCache bool
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// ExtraArgs provides a way to specify template specific args.
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ExtraArgs []string
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}
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// DownloadTemplateOptions is a convenient set of options for "download" template.
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var DownloadTemplateOptions = TemplateOptions{
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Template: "download",
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Distro: "ubuntu",
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Release: "trusty",
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Arch: "amd64",
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}
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// BusyboxTemplateOptions is a convenient set of options for "busybox" template.
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var BusyboxTemplateOptions = TemplateOptions{
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Template: "busybox",
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}
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// UbuntuTemplateOptions is a convenient set of options for "ubuntu" template.
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var UbuntuTemplateOptions = TemplateOptions{
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Template: "ubuntu",
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}
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// ConsoleOptions type is used for defining various console options.
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type ConsoleOptions struct {
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// Tty number to attempt to allocate, -1 to allocate the first available tty, or 0 to allocate the console.
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Tty int
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// StdinFd specifies the fd to read input from.
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StdinFd uintptr
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// StdoutFd specifies the fd to write output to.
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StdoutFd uintptr
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// StderrFd specifies the fd to write error output to.
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StderrFd uintptr
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// EscapeCharacter (a means <Ctrl a>, b maens <Ctrl b>).
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EscapeCharacter rune
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}
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// DefailtConsoleOptions is a convenient set of options to be used.
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var DefaultConsoleOptions = ConsoleOptions{
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Tty: -1,
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StdinFd: os.Stdin.Fd(),
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StdoutFd: os.Stdout.Fd(),
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StderrFd: os.Stderr.Fd(),
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EscapeCharacter: 'a',
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}
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// CloneOptions type is used for defining various clone options.
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type CloneOptions struct {
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// Backend specifies the type of the backend.
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Backend BackendStore
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// lxcpath in which to create the new container. If not set the original container's lxcpath will be used.
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ConfigPath string
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// Do not change the hostname of the container (in the root filesystem).
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KeepName bool
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// Use the same MAC address as the original container, rather than generating a new random one.
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KeepMAC bool
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// Create a snapshot rather than copy.
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Snapshot bool
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}
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// DefaultCloneOptions is a convenient set of options to be used.
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var DefaultCloneOptions = CloneOptions{
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Backend: Directory,
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}
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// CheckpointOptions type is used for defining checkpoint options for CRIU
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type CheckpointOptions struct {
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Directory string
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Stop bool
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Verbose bool
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}
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// RestoreOptions type is used for defining restore options for CRIU
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type RestoreOptions struct {
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Directory string
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Verbose bool
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}
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type MigrateOptions struct {
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Directory string
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Verbose bool
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Stop bool
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PredumpDir string
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PreservesInodes bool
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ActionScript string
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GhostLimit uint64
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}
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