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moby--moby/daemon/wait.go

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package daemon
import (
"time"
"golang.org/x/net/context"
)
// ContainerWait stops processing until the given container is
// stopped. If the container is not found, an error is returned. On a
// successful stop, the exit code of the container is returned. On a
// timeout, an error is returned. If you want to wait forever, supply
// a negative duration for the timeout.
func (daemon *Daemon) ContainerWait(name string, timeout time.Duration) (int, error) {
container, err := daemon.GetContainer(name)
if err != nil {
return -1, err
}
return container.WaitStop(timeout)
}
// ContainerWaitWithContext returns a channel where exit code is sent
// when container stops. Channel can be cancelled with a context.
func (daemon *Daemon) ContainerWaitWithContext(ctx context.Context, name string) error {
container, err := daemon.GetContainer(name)
if err != nil {
return err
}
return container.WaitWithContext(ctx)
}