119 lines
2.4 KiB
Go
119 lines
2.4 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"runtime"
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"github.com/codegangsta/cli"
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)
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const cpuQuotaMultiplyer = 100000
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type Mount struct {
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Type string `json:"type"`
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Source string `json:"source"`
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Destination string `json:"destination"`
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Options string `json:"options"`
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}
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type Process struct {
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Terminal bool `json:"terminal"`
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User string `json:"user"`
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Args []string `json:"args"`
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Env []string `json:"env"`
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Cwd string `json:"cwd"`
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}
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type Root struct {
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Path string `json:"path"`
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Readonly bool `json:"readonly"`
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}
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type Platform struct {
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OS string `json:"os"`
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Arch string `json:"arch"`
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}
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type PortableSpec struct {
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Version string `json:"version"`
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Platform Platform `json:"platform"`
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Process Process `json:"process"`
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Root Root `json:"root"`
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Hostname string `json:"hostname"`
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Mounts []Mount `json:"mounts"`
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}
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var specCommand = cli.Command{
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Name: "spec",
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Usage: "create a new specification file",
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Action: func(context *cli.Context) {
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spec := PortableSpec{
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Version: version,
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Platform: Platform{
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OS: runtime.GOOS,
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Arch: runtime.GOARCH,
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},
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Root: Root{
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Path: "rootfs",
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Readonly: true,
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},
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Process: Process{
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Terminal: true,
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User: "daemon",
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Args: []string{
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"sh",
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},
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Env: []string{
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"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
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"TERM=xterm",
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},
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},
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Hostname: "shell",
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Mounts: []Mount{
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{
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Type: "proc",
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Source: "proc",
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Destination: "/proc",
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Options: "",
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},
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{
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Type: "tmpfs",
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Source: "tmpfs",
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Destination: "/dev",
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Options: "nosuid,strictatime,mode=755,size=65536k",
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},
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{
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Type: "devpts",
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Source: "devpts",
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Destination: "/dev/pts",
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Options: "nosuid,noexec,newinstance,ptmxmode=0666,mode=0620,gid=5",
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},
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{
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Type: "tmpfs",
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Source: "shm",
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Destination: "/dev/shm",
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Options: "nosuid,noexec,nodev,mode=1777,size=65536k",
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},
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{
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Type: "mqueue",
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Source: "mqueue",
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Destination: "/dev/mqueue",
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Options: "nosuid,noexec,nodev",
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},
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{
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Type: "sysfs",
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Source: "sysfs",
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Destination: "/sys",
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Options: "nosuid,noexec,nodev",
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},
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},
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}
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data, err := json.MarshalIndent(&spec, "", "\t")
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if err != nil {
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fatal(err)
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}
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fmt.Printf("%s", data)
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},
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}
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