Initial commit

go.mod

@@ -0,0 +1,5 @@
+module github.com/dstotijn/gurp
+
+go 1.13
+
+require github.com/google/martian v2.1.0+incompatible

go.sum

@@ -0,0 +1,2 @@
+github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
+github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=

main.go

@@ -0,0 +1,54 @@
+package main
+
+import (
+	"crypto/tls"
+	"crypto/x509"
+	"log"
+	"net"
+	"os"
+	"os/signal"
+	"time"
+
+	"github.com/google/martian"
+	"github.com/google/martian/mitm"
+)
+
+func main() {
+	p := martian.NewProxy()
+	defer p.Close()
+
+	tlsc, err := tls.LoadX509KeyPair("/Users/dstotijn/.ssh/gurp_cert.pem", "/Users/dstotijn/.ssh/gurp_key.pem")
+	if err != nil {
+		log.Fatal(err)
+	}
+	priv := tlsc.PrivateKey
+
+	x509c, err := x509.ParseCertificate(tlsc.Certificate[0])
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	mc, err := mitm.NewConfig(x509c, priv)
+	if err != nil {
+		log.Fatal(err)
+	}
+	mc.SetValidity(time.Hour)
+	mc.SetOrganization("Gurp, Inc.")
+
+	p.SetMITM(mc)
+
+	l, err := net.Listen("tcp", ":8080")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	go func() {
+		if err := p.Serve(l); err != nil {
+			log.Println(err)
+		}
+	}()
+
+	sigc := make(chan os.Signal, 1)
+	signal.Notify(sigc, os.Interrupt, os.Kill)
+	<-sigc
+}