cloudflared/socks/connection_handler_test.go
Adam Chalmers d8bee0b4d9 TUN-3890: Code coverage for cloudflared in CI
Also changed the socks test code so that it binds to localhost, so that
we don't get popups saying "would you like to allow socks.test to use
the network"
2021-02-09 13:16:00 -06:00

90 lines
2.0 KiB
Go

package socks
import (
"encoding/json"
"io/ioutil"
"net"
"net/http"
"testing"
"time"
"github.com/stretchr/testify/assert"
"golang.org/x/net/proxy"
)
type successResponse struct {
Status string `json:"status"`
}
func sendSocksRequest(t *testing.T) []byte {
dialer, err := proxy.SOCKS5("tcp", "127.0.0.1:8086", nil, proxy.Direct)
assert.NoError(t, err)
httpTransport := &http.Transport{}
httpClient := &http.Client{Transport: httpTransport}
// set our socks5 as the dialer
httpTransport.Dial = dialer.Dial
req, err := http.NewRequest("GET", "http://127.0.0.1:8085", nil)
assert.NoError(t, err)
resp, err := httpClient.Do(req)
assert.NoError(t, err)
defer resp.Body.Close()
b, err := ioutil.ReadAll(resp.Body)
assert.NoError(t, err)
return b
}
func startTestServer(t *testing.T, httpHandler func(w http.ResponseWriter, r *http.Request)) {
// create a socks server
requestHandler := NewRequestHandler(NewNetDialer())
socksServer := NewConnectionHandler(requestHandler)
listener, err := net.Listen("tcp", "localhost:8086")
assert.NoError(t, err)
go func() {
defer listener.Close()
for {
conn, _ := listener.Accept()
go socksServer.Serve(conn)
}
}()
// create an http server
mux := http.NewServeMux()
mux.HandleFunc("/", httpHandler)
// start the servers
go http.ListenAndServe("localhost:8085", mux)
}
func respondWithJSON(w http.ResponseWriter, v interface{}, status int) {
data, _ := json.Marshal(v)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(status)
w.Write(data)
}
func OkJSONResponseHandler(w http.ResponseWriter, r *http.Request) {
resp := successResponse{
Status: "ok",
}
respondWithJSON(w, resp, http.StatusOK)
}
func TestSocksConnection(t *testing.T) {
startTestServer(t, OkJSONResponseHandler)
time.Sleep(100 * time.Millisecond)
b := sendSocksRequest(t)
assert.True(t, len(b) > 0, "no data returned!")
var resp successResponse
json.Unmarshal(b, &resp)
assert.True(t, resp.Status == "ok", "response didn't return ok")
}