47 lines
1.0 KiB
Go
47 lines
1.0 KiB
Go
package main
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import (
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"fmt"
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"log"
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"net"
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"os"
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"net/http"
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)
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func main() {
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listen := "0.0.0.0:8000"
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log.Print("Start simple server at port: ", listen)
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http.HandleFunc("/", handler)
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log.Fatal(http.ListenAndServe(listen, nil))
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}
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func handler(w http.ResponseWriter, r *http.Request) {
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log.Println("request from address: ", r.RemoteAddr)
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fmt.Fprintf(w, "%s %s %s\n", r.Method, r.URL, r.Proto)
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for k, v := range r.Header {
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fmt.Fprintf(w, "Header[%q] = %q\n", k, v)
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}
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fmt.Fprintf(w, "Host = %q\n", r.Host)
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fmt.Fprintf(w, "RemoteAddr = %q\n", r.RemoteAddr)
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if err := r.ParseForm(); err != nil {
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log.Print(err)
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}
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for k, v := range r.Form {
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fmt.Fprintf(w, "Form[%q] = %q\n", k, v)
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}
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fmt.Fprintf(w, "\n===> local IP: %q\n\n",GetOutboundIP())
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//fmt.Fprintf(w, "Env message = %s\n", os.Getenv("message"))
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}
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func GetOutboundIP() net.IP {
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conn, err := net.Dial("udp", "8.8.8.8:80")
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if err != nil {
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log.Fatal(err)
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}
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defer conn.Close()
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localAddr := conn.LocalAddr().(*net.UDPAddr)
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return localAddr.IP
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} |