// GetFeedConfig from current configuration settings.
func (p *Projector) GetFeedConfig() c.Config {
p.rw.Lock()
defer p.rw.Unlock()
config, _ := c.NewConfig(map[string]interface{}{})
config["clusterAddr"] = p.config["clusterAddr"] // copy by value.
pconfig := p.config.SectionConfig("projector.", true /*trim*/)
for _, key := range FeedConfigParams() {
config.Set(key, pconfig[key])
}
return config
}
// handle settings
func (p *Projector) handleSettings(w http.ResponseWriter, r *http.Request) {
logging.Infof("%s Request %q %q\n", p.logPrefix, r.Method, r.URL.Path)
switch r.Method {
case "GET":
header := w.Header()
header["Content-Type"] = []string{"application/json"}
fmt.Fprintf(w, "%s", string(p.GetConfig().Json()))
case "POST":
dataIn := make([]byte, r.ContentLength)
// read settings
if err := requestRead(r.Body, dataIn); err != nil {
logging.Errorf("%v handleSettings() POST: %v\n", p.logPrefix, err)
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
// parse settings
newConfig := make(map[string]interface{})
if err := json.Unmarshal(dataIn, &newConfig); err != nil {
fmsg := "%v handleSettings() json decoding: %v\n"
logging.Errorf(fmsg, p.logPrefix, err)
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
// update projector settings
logging.Infof("%v updating projector config ...\n", p.logPrefix)
config, _ := c.NewConfig(newConfig)
config.LogConfig(p.logPrefix)
p.ResetConfig(config)
// update feed settings
feedConfig := config.SectionConfig("projector.", true /*trim*/)
for _, feed := range p.GetFeeds() {
if err := feed.ResetConfig(feedConfig); err != nil {
fmsg := "%v feed(`%v`).ResetConfig: %v"
logging.Errorf(fmsg, p.logPrefix, feed.topic, err)
}
}
default:
http.Error(w, "only GET POST supported", http.StatusMethodNotAllowed)
}
}