func notifyClients(rediscommand_ch <-chan redis_protocol.RedisCommand, es eventsource.EventSource) {
for {
select {
case command := <-rediscommand_ch:
b, err := json.Marshal(command)
if err != nil {
fmt.Println("error:", err)
} else {
es.SendEventMessage(string(b), "", "")
}
}
}
}
func Add(conf *Conf, db database.Db, es eventsource.EventSource) http.Handler {
return mux.Method{
"GET": http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body := views.Add.RenderInLayout(views.Layout, ctx(conf, db, r, true))
w.Header().Add("Content-Type", "text/html")
fmt.Fprintf(w, body)
}),
"POST": http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
db.Save(time.Now(), r.PostFormValue("body"))
es.SendEventMessage(r.PostFormValue("body"), "add-post", "")
http.Redirect(w, r, "/", 301)
}),
}
}
func ClockSource(es eventsource.EventSource) {
id := 1
for {
es.SendEventMessage(fmt.Sprintf("%d", es.ConsumersCount()), "consumer-count", "")
es.SendEventMessage("tick", "tick-event", strconv.Itoa(id))
id++
time.Sleep(5 * time.Second)
}
}
func parseAndSendMetrics(host string, buffer []byte, es eventsource.EventSource) {
var m Metrics
err := json.Unmarshal(buffer, &m)
if err != nil {
fmt.Println(err)
return
}
//fmt.Println(host, m)
es.SendEventMessage(fmt.Sprintf("{\"temp\":%f,\"freq\":%f}", m.CpuTemp, m.CpuFreq), fmt.Sprintf("%s-%s", host, "cpuphys"), "")
usage, _ := json.Marshal(m.CoreUsage)
es.SendEventMessage(fmt.Sprintf("{\"percent\":%f,\"cores\":%s}", m.CpuUsage, usage), fmt.Sprintf("%s-%s", host, "cpuusage"), "")
es.SendEventMessage(fmt.Sprintf("{\"total\":%f,\"free\":%f,\"swaptotal\":%f,\"swapfree\":%f}",
m.MemInfo.MemTotal, m.MemInfo.MemFree, m.MemInfo.SwapTotal, m.MemInfo.SwapFree), fmt.Sprintf("%s-%s", host, "memusage"), "")
}
