| 1 | 1 |
deleted file mode 100644 |
| ... | ... |
@@ -1,101 +0,0 @@ |
| 1 |
-package chroot |
|
| 2 |
- |
|
| 3 |
-import ( |
|
| 4 |
- "fmt" |
|
| 5 |
- "github.com/dotcloud/docker/execdriver" |
|
| 6 |
- "github.com/dotcloud/docker/pkg/mount" |
|
| 7 |
- "os" |
|
| 8 |
- "os/exec" |
|
| 9 |
- "syscall" |
|
| 10 |
-) |
|
| 11 |
- |
|
| 12 |
-const ( |
|
| 13 |
- DriverName = "chroot" |
|
| 14 |
- Version = "0.1" |
|
| 15 |
-) |
|
| 16 |
- |
|
| 17 |
-func init() {
|
|
| 18 |
- execdriver.RegisterInitFunc(DriverName, func(args *execdriver.InitArgs) error {
|
|
| 19 |
- if err := mount.ForceMount("proc", "proc", "proc", ""); err != nil {
|
|
| 20 |
- return err |
|
| 21 |
- } |
|
| 22 |
- defer mount.ForceUnmount("proc")
|
|
| 23 |
- cmd := exec.Command(args.Args[0], args.Args[1:]...) |
|
| 24 |
- |
|
| 25 |
- cmd.Stderr = os.Stderr |
|
| 26 |
- cmd.Stdout = os.Stdout |
|
| 27 |
- cmd.Stdin = os.Stdin |
|
| 28 |
- |
|
| 29 |
- return cmd.Run() |
|
| 30 |
- }) |
|
| 31 |
-} |
|
| 32 |
- |
|
| 33 |
-type driver struct {
|
|
| 34 |
-} |
|
| 35 |
- |
|
| 36 |
-func NewDriver() (*driver, error) {
|
|
| 37 |
- return &driver{}, nil
|
|
| 38 |
-} |
|
| 39 |
- |
|
| 40 |
-func (d *driver) Run(c *execdriver.Command, pipes *execdriver.Pipes, startCallback execdriver.StartCallback) (int, error) {
|
|
| 41 |
- params := []string{
|
|
| 42 |
- "chroot", |
|
| 43 |
- c.Rootfs, |
|
| 44 |
- "/.dockerinit", |
|
| 45 |
- "-driver", |
|
| 46 |
- DriverName, |
|
| 47 |
- } |
|
| 48 |
- params = append(params, c.Entrypoint) |
|
| 49 |
- params = append(params, c.Arguments...) |
|
| 50 |
- |
|
| 51 |
- var ( |
|
| 52 |
- name = params[0] |
|
| 53 |
- arg = params[1:] |
|
| 54 |
- ) |
|
| 55 |
- aname, err := exec.LookPath(name) |
|
| 56 |
- if err != nil {
|
|
| 57 |
- aname = name |
|
| 58 |
- } |
|
| 59 |
- c.Path = aname |
|
| 60 |
- c.Args = append([]string{name}, arg...)
|
|
| 61 |
- |
|
| 62 |
- if err := c.Start(); err != nil {
|
|
| 63 |
- return -1, err |
|
| 64 |
- } |
|
| 65 |
- |
|
| 66 |
- if startCallback != nil {
|
|
| 67 |
- startCallback(c) |
|
| 68 |
- } |
|
| 69 |
- |
|
| 70 |
- err = c.Wait() |
|
| 71 |
- return getExitCode(c), err |
|
| 72 |
-} |
|
| 73 |
- |
|
| 74 |
-/// Return the exit code of the process |
|
| 75 |
-// if the process has not exited -1 will be returned |
|
| 76 |
-func getExitCode(c *execdriver.Command) int {
|
|
| 77 |
- if c.ProcessState == nil {
|
|
| 78 |
- return -1 |
|
| 79 |
- } |
|
| 80 |
- return c.ProcessState.Sys().(syscall.WaitStatus).ExitStatus() |
|
| 81 |
-} |
|
| 82 |
- |
|
| 83 |
-func (d *driver) Kill(p *execdriver.Command, sig int) error {
|
|
| 84 |
- return p.Process.Kill() |
|
| 85 |
-} |
|
| 86 |
- |
|
| 87 |
-func (d *driver) Restore(c *execdriver.Command) error {
|
|
| 88 |
- panic("Not Implemented")
|
|
| 89 |
-} |
|
| 90 |
- |
|
| 91 |
-func (d *driver) Info(id string) execdriver.Info {
|
|
| 92 |
- panic("Not implemented")
|
|
| 93 |
-} |
|
| 94 |
- |
|
| 95 |
-func (d *driver) Name() string {
|
|
| 96 |
- return fmt.Sprintf("%s-%s", DriverName, Version)
|
|
| 97 |
-} |
|
| 98 |
- |
|
| 99 |
-func (d *driver) GetPidsForContainer(id string) ([]int, error) {
|
|
| 100 |
- return nil, fmt.Errorf("Not supported")
|
|
| 101 |
-} |