containerd/add_process.go

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package containerd
import "github.com/Sirupsen/logrus"
type AddProcessEvent struct {
s *Supervisor
}
// TODO: add this to worker for concurrent starts??? maybe not because of races where the container
// could be stopped and removed...
func (h *AddProcessEvent) Handle(e *Event) error {
ci, ok := h.s.containers[e.ID]
if !ok {
return ErrContainerNotFound
}
p, io, err := h.s.runtime.StartProcess(ci.container, *e.Process, e.Console)
if err != nil {
return err
}
if e.Pid, err = p.Pid(); err != nil {
return err
}
h.s.processes[e.Pid] = &containerInfo{
container: ci.container,
}
l, err := h.s.copyIO(e.Stdin, e.Stdout, e.Stderr, io)
if err != nil {
// log the error but continue with the other commands
logrus.WithFields(logrus.Fields{
"error": err,
"id": e.ID,
}).Error("log stdio")
}
h.s.processes[e.Pid].copier = l
return nil
}