/
main.go
73 lines (59 loc) · 1.36 KB
/
main.go
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package main
import (
"flag"
"log"
"net/http"
"os"
"github.com/onyas/ggrok/core"
)
var client bool
var proxyServer string
var port int
var config *core.Config
func init() {
flag.BoolVar(&client, "client", false, "start client")
flag.StringVar(&proxyServer, "proxyServer", "", "provide server address, for example: yourProxyServer.yourdomain.com")
flag.IntVar(&port, "port", -1, "provide port, for example: 8080")
config = core.NewConfig()
}
func main() {
flag.Parse()
log.SetFlags(0)
if client {
if proxyServer != "" {
saveToConfig(proxyServer)
return
}
if port != -1 {
startProxy(port)
}
log.Println("Using -proxyServer or -port args")
return
}
port := os.Getenv("PORT")
if port == "" {
log.Fatal("$PORT must be set")
}
s := core.NewServer()
http.HandleFunc("/$$ggrok", s.Register)
http.HandleFunc("/", s.Proxy)
log.Println("Server started at port:", port)
log.Fatal(http.ListenAndServe(":"+port, nil))
}
func saveToConfig(proxyServer string) {
config.SaveToConfig(proxyServer)
log.Println("config success, the proxy server is ", proxyServer)
}
func startProxy(port int) {
proxyServer := config.ReadConfig()
if proxyServer == "" {
log.Fatal("Config proxy server first. ggrok -client -proxyServer ")
}
done := make(chan struct{})
go func() {
defer close(done)
c := core.NewClient(proxyServer, port)
c.Proxy()
}()
<-done
}