55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
package main
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import (
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"flag"
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"log"
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"net"
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"net/http"
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"github.com/gorilla/websocket"
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)
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var addr = flag.String("addr", "localhost:8080", "http service address")
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var target = flag.String("target", "localhost:2137", "target wled UDP port")
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var upgrader = websocket.Upgrader{} // use default options
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func stream(w http.ResponseWriter, r *http.Request) {
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c, err := upgrader.Upgrade(w, r, nil)
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if err != nil {
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log.Print("upgrade:", err)
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return
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}
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conn, err := net.Dial("udp", *target)
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defer c.Close()
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for {
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mt, message, err := c.ReadMessage()
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if err != nil {
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log.Println("read:", err)
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break
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}
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log.Printf("recv: %d mt: %s", len(message), mt)
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conn.Write(message)
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// err = c.WriteMessage(mt, message)
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if err != nil {
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log.Println("write:", err)
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break
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}
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}
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}
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func home(w http.ResponseWriter, r *http.Request) {
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http.ServeFile(w, r, "frontend.html")
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}
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func main() {
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flag.Parse()
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log.SetFlags(0)
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http.HandleFunc("/stream", stream)
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http.HandleFunc("/", home)
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upgrader.CheckOrigin = func(r *http.Request) bool { return true }
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log.Printf("Listening on %s...", *addr)
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log.Fatal(http.ListenAndServe(*addr, nil))
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}
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