func handleCommand(w http.ResponseWriter, r *http.Request) {
idAndNumber := r.URL.Path[config.LenCommandPath:]
var cmd, serialNumber int
fmt.Sscanf(idAndNumber, "%d/%d", &cmd, &serialNumber)
if !state.AmILeader() {
if state.GetLeader() != nil {
str := fmt.Sprintf("http://%s:%d%s%d/%d",
state.GetLeader().Ip, state.GetLeader().Port, config.CommandPath, cmd, serialNumber)
log.Print(str)
http.Redirect(w, r, str, http.StatusSeeOther)
} else {
http.NotFound(w, r)
}
return
}
resp, err := processCommand(cmd, serialNumber)
if err != nil {
http.NotFound(w, r)
} else {
fmt.Fprintf(w, "Response: %d\n", resp)
}
}
func handleHeartBeat(w http.ResponseWriter, r *http.Request) {
sender := r.URL.Path[config.LenHeartbeatPath:]
log.Print("received heartbeat from ", sender)
if state.AmILeader() && config.UniqueId != sender {
panic("Got heartbeat from " + sender + ", but I am the leader")
}
state.HeartbeatChan <- sender
}
