func Pull(image string) string {
cmd.EchoAll("docker", "pull", image)
var i []Image
cmd.JSON(&i, "docker", "inspect", image)
if len(i) == 0 {
cli.Fatalf("image missing after pull: %s", image)
}
if len(i) != 1 {
cli.Fatalf("multiple images match %s; ensure sous is using unique tags", image)
}
return i[0].ID
}
func Push(tag string) {
cmd.EchoAll("docker", "push", tag)
}