github.com/docker/docker@v299999999.0.0-20200612211812-aaf470eca7b5+incompatible/daemon/wait.go (about)

     1  package daemon // import "github.com/docker/docker/daemon"
     2  
     3  import (
     4  	"context"
     5  
     6  	"github.com/docker/docker/container"
     7  )
     8  
     9  // ContainerWait waits until the given container is in a certain state
    10  // indicated by the given condition. If the container is not found, a nil
    11  // channel and non-nil error is returned immediately. If the container is
    12  // found, a status result will be sent on the returned channel once the wait
    13  // condition is met or if an error occurs waiting for the container (such as a
    14  // context timeout or cancellation). On a successful wait, the exit code of the
    15  // container is returned in the status with a non-nil Err() value.
    16  func (daemon *Daemon) ContainerWait(ctx context.Context, name string, condition container.WaitCondition) (<-chan container.StateStatus, error) {
    17  	cntr, err := daemon.GetContainer(name)
    18  	if err != nil {
    19  		return nil, err
    20  	}
    21  
    22  	return cntr.Wait(ctx, condition), nil
    23  }