56 lines
1.0 KiB
Go
56 lines
1.0 KiB
Go
package main
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import (
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"encoding/json"
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"flag"
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"fmt"
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"log"
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"net"
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"net/http"
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)
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var (
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port = flag.Int("port", 8000, "The server port")
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)
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type bypassRequest struct {
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Network string `json:"network"`
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Addr string `json:"addr"`
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Host string `json:"host"`
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Client string `json:"client"`
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}
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type bypassResponse struct {
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OK bool `json:"ok"`
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}
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func main() {
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flag.Parse()
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lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
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if err != nil {
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log.Fatalf("failed to listen: %v", err)
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}
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log.Printf("server listening at %v", lis.Addr())
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http.HandleFunc("/bypass", func(w http.ResponseWriter, r *http.Request) {
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rb := bypassRequest{}
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if err := json.NewDecoder(r.Body).Decode(&rb); err != nil {
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log.Println(err)
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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resp := bypassResponse{
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OK: false,
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}
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log.Printf("bypass: client=%s network=%s, addr=%s, host=%s", rb.Client, rb.Network, rb.Addr, rb.Host)
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json.NewEncoder(w).Encode(resp)
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})
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if err := http.Serve(lis, nil); err != nil {
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log.Fatalf("failed to serve: %v", err)
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}
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}
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