func (t *Task) forwardSignals(client client.DockerClient, containerID string) chan<- os.Signal {
chanSig := make(chan os.Signal, 128)
// TODO: not all of these exist on windows?
signal.Notify(chanSig, syscall.SIGINT, syscall.SIGTERM)
kill := func(sig os.Signal) {
t.logger().WithFields(log.Fields{"signal": sig}).Debug("received")
intSig, ok := sig.(syscall.Signal)
if !ok {
t.logger().WithFields(log.Fields{"signal": sig}).Warnf(
"Failed to convert signal from %T", sig)
return
}
if err := client.KillContainer(docker.KillContainerOptions{
ID: containerID,
Signal: docker.Signal(intSig),
}); err != nil {
t.logger().WithFields(log.Fields{"signal": sig}).Warnf(
"Failed to send signal: %s", err)
}
}
go func() {
for sig := range chanSig {
kill(sig)
}
}()
return chanSig
}
