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Exit early with error message on checkpoint/pause w/ hostinet.

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PiperOrigin-RevId: 381964660
This commit is contained in:
Ian Lewis
2021-06-28 16:02:29 -07:00
committed by gVisor bot
parent 2cbd82c0d6
commit 2d899a843b
1 changed files with 9 additions and 0 deletions
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runsc/boot/controller.go
+9
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@@ -334,6 +334,11 @@ func (cm *containerManager) ExecuteAsync(args *control.ExecArgs, pid *int32) err
// Checkpoint pauses a sandbox and saves its state.
func (cm *containerManager) Checkpoint(o *control.SaveOpts, _ *struct{}) error {
log.Debugf("containerManager.Checkpoint")
// TODO(gvisor.dev/issues/6243): save/restore not supported w/ hostinet
if cm.l.root.conf.Network == config.NetworkHost {
return errors.New("checkpoint not supported when using hostinet")
}
state := control.State{
Kernel: cm.l.k,
Watchdog: cm.l.watchdog,
@@ -344,6 +349,10 @@ func (cm *containerManager) Checkpoint(o *control.SaveOpts, _ *struct{}) error {
// Pause suspends a container.
func (cm *containerManager) Pause(_, _ *struct{}) error {
log.Debugf("containerManager.Pause")
// TODO(gvisor.dev/issues/6243): save/restore not supported w/ hostinet
if cm.l.root.conf.Network == config.NetworkHost {
return errors.New("pause not supported when using hostinet")
}
cm.l.k.Pause()
return nil
}