package main import ( "fmt" "io/ioutil" "log" "net/http" "net/http/httptest" "net/url" "os/exec" "strings" "testing" "gotest.tools/assert" ) func (s *DockerSuite) TestClientSetsTLSServerName(c *testing.T) { c.Skip("Flakey test") // there may be more than one hit to the server for each registry request var serverNameReceived []string var serverName string virtualHostServer := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { serverNameReceived = append(serverNameReceived, r.TLS.ServerName) })) defer virtualHostServer.Close() // discard TLS handshake errors written by default to os.Stderr virtualHostServer.Config.ErrorLog = log.New(ioutil.Discard, "", 0) u, err := url.Parse(virtualHostServer.URL) assert.NilError(c, err) hostPort := u.Host serverName = strings.Split(hostPort, ":")[0] repoName := fmt.Sprintf("%v/dockercli/image:latest", hostPort) cmd := exec.Command(dockerBinary, "pull", repoName) cmd.Run() // check that the fake server was hit at least once assert.Assert(c, len(serverNameReceived) > 0) // check that for each hit the right server name was received for _, item := range serverNameReceived { assert.Check(c, item == serverName) } }