func main() {
hostConverter := func(originalHost string) string {
return ":9292"
}
proxy := entoverse.NewProxyWithHostConverter(hostConverter)
http.ListenAndServe(":3000", proxy)
}
func main() {
// Creates a circular list for round-robin HTTP roundtrip.
hosts := []string{
":4000",
":5000",
":6000",
}
hostRing := ring.New(len(hosts))
for _, host := range hosts {
hostRing.Value = host
hostRing = hostRing.Next()
}
// Locks by mutex because hostConverter will be executed in parallel.
mutex := sync.Mutex{}
hostConverter := func(originalHost string) string {
mutex.Lock()
defer mutex.Unlock()
host := hostRing.Value.(string)
hostRing = hostRing.Next()
return host
}
// Runs a reverse-proxy server on http://localhost:3000/
proxy := entoverse.NewProxyWithHostConverter(hostConverter)
http.ListenAndServe(":3000", proxy)
}