86 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package supervisor
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import (
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	"time"
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	"github.com/Sirupsen/logrus"
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	"github.com/docker/containerd/runtime"
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)
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// ExitTask holds needed parameters to execute the exit task
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type ExitTask struct {
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	baseTask
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	Process runtime.Process
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}
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func (s *Supervisor) exit(t *ExitTask) error {
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	start := time.Now()
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	proc := t.Process
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	status, err := proc.ExitStatus()
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	if err != nil {
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		logrus.WithFields(logrus.Fields{
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			"error":     err,
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			"pid":       proc.ID(),
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			"id":        proc.Container().ID(),
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			"systemPid": proc.SystemPid(),
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		}).Error("containerd: get exit status")
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	}
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	logrus.WithFields(logrus.Fields{
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		"pid":       proc.ID(),
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		"status":    status,
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		"id":        proc.Container().ID(),
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		"systemPid": proc.SystemPid(),
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	}).Debug("containerd: process exited")
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	// if the process is the the init process of the container then
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	// fire a separate event for this process
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	if proc.ID() != runtime.InitProcessID {
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		ne := &ExecExitTask{
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			ID:      proc.Container().ID(),
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			PID:     proc.ID(),
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			Status:  status,
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			Process: proc,
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		}
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		s.execExit(ne)
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		return nil
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	}
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	container := proc.Container()
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	ne := &DeleteTask{
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		ID:      container.ID(),
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		Status:  status,
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		PID:     proc.ID(),
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		Process: proc,
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	}
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	s.delete(ne)
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	ExitProcessTimer.UpdateSince(start)
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	return nil
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}
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// ExecExitTask holds needed parameters to execute the exec exit task
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type ExecExitTask struct {
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	baseTask
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	ID      string
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	PID     string
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	Status  int
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	Process runtime.Process
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}
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func (s *Supervisor) execExit(t *ExecExitTask) error {
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	container := t.Process.Container()
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	// exec process: we remove this process without notifying the main event loop
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	if err := container.RemoveProcess(t.PID); err != nil {
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		logrus.WithField("error", err).Error("containerd: find container for pid")
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	}
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	t.Process.Wait()
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	s.notifySubscribers(Event{
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		Timestamp: time.Now(),
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		ID:        t.ID,
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		Type:      StateExit,
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		PID:       t.PID,
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		Status:    t.Status,
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	})
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	return nil
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}
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