func startProcessHF(w http.ResponseWriter, r *http.Request, p rest.Params) error {
command := Command{}
if err := restutil.ReadJson(r, &command); err != nil {
return err
}
if err := checkCommand(&command); err != nil {
return rest.BadRequest(err)
}
// If channel is provided then check whether it is ready to be
// first process subscriber and use it if it is
var subscriber *Subscriber
channelId := r.URL.Query().Get("channel")
if channelId != "" {
channel, ok := rpc.GetChannel(channelId)
if !ok {
m := fmt.Sprintf("Channel with id '%s' doesn't exist. Process won't be started", channelId)
return rest.NotFound(errors.New(m))
}
subscriber = &Subscriber{
Id: channelId,
Mask: parseTypes(r.URL.Query().Get("types")),
Channel: channel.Events,
}
}
pb := NewBuilder().Cmd(command)
if subscriber != nil {
pb.FirstSubscriber(*subscriber)
}
process, err := pb.Start()
if err != nil {
return err
}
return restutil.WriteJson(w, process)
}
func asHttpError(err error) error {
if npErr, ok := err.(*NoProcessError); ok {
return rest.NotFound(npErr.error)
}
return err
}