Commit e5bf8cab authored by Maxime's avatar Maxime

Test that the host header forwarding on the proxy middleware

parent 6db4771a
......@@ -31,7 +31,7 @@ func testPool() HostPool {
Name: workableServer.URL, // this should resolve (healthcheck test)
},
{
Name: "http://shouldnot.resolve", // this shouldn't
Name: "http://localhost:99998", // this shouldn't
},
{
Name: "http://C",
......
......@@ -576,6 +576,72 @@ func TestMultiReverseProxyFromClient(t *testing.T) {
}
}
func TestHostSimpleProxyNoHeaderForward(t *testing.T) {
var requestHost string
backend := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
requestHost = r.Host
w.Write([]byte("Hello, client"))
}))
defer backend.Close()
// set up proxy
p := &Proxy{
Next: httpserver.EmptyNext, // prevents panic in some cases when test fails
Upstreams: []Upstream{newFakeUpstream(backend.URL, false)},
}
r, err := http.NewRequest("GET", "/", nil)
r.Host = "test.com"
if err != nil {
t.Fatalf("Failed to create request: %v", err)
}
w := httptest.NewRecorder()
p.ServeHTTP(w, r)
if !strings.Contains(backend.URL, "//") {
t.Fatalf("The URL of the backend server doesn't contains //: %s", backend.URL)
}
expectedHost := strings.Split(backend.URL, "//")
if expectedHost[1] != requestHost {
t.Fatalf("Expected %s as a Host header got %s\n", expectedHost[1], requestHost)
}
}
func TestHostHeaderReplacedUsingForward(t *testing.T) {
var requestHost string
backend := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
requestHost = r.Host
w.Write([]byte("Hello, client"))
}))
defer backend.Close()
upstream := newFakeUpstream(backend.URL, false)
proxyHostHeader := "test2.com"
upstream.host.UpstreamHeaders = http.Header{"Host": []string{proxyHostHeader}}
// set up proxy
p := &Proxy{
Next: httpserver.EmptyNext, // prevents panic in some cases when test fails
Upstreams: []Upstream{upstream},
}
r, err := http.NewRequest("GET", "/", nil)
r.Host = "test.com"
if err != nil {
t.Fatalf("Failed to create request: %v", err)
}
w := httptest.NewRecorder()
p.ServeHTTP(w, r)
if proxyHostHeader != requestHost {
t.Fatalf("Expected %s as a Host header got %s\n", proxyHostHeader, requestHost)
}
}
func newFakeUpstream(name string, insecure bool) *fakeUpstream {
uri, _ := url.Parse(name)
u := &fakeUpstream{
......
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