package registry import ( "net/http" "net/http/httptest" "net/url" "testing" ) func TestEndpointParse(t *testing.T) { testData := []struct { str string expected string }{ {IndexServer, IndexServer}, {"http://0.0.0.0:5000/v1/", "http://0.0.0.0:5000/v1/"}, {"http://0.0.0.0:5000/v2/", "http://0.0.0.0:5000/v2/"}, {"http://0.0.0.0:5000", "http://0.0.0.0:5000/v0/"}, {"0.0.0.0:5000", "https://0.0.0.0:5000/v0/"}, } for _, td := range testData { e, err := newEndpointFromStr(td.str, nil, "", nil) if err != nil { t.Errorf("%q: %s", td.str, err) } if e == nil { t.Logf("something's fishy, endpoint for %q is nil", td.str) continue } if e.String() != td.expected { t.Errorf("expected %q, got %q", td.expected, e.String()) } } } // Ensure that a registry endpoint that responds with a 401 only is determined // to be a v1 registry unless it includes a valid v2 API header. func TestValidateEndpointAmbiguousAPIVersion(t *testing.T) { requireBasicAuthHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Add("WWW-Authenticate", `Basic realm="localhost"`) w.WriteHeader(http.StatusUnauthorized) }) requireBasicAuthHandlerV2 := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { // This mock server supports v2.0, v2.1, v42.0, and v100.0 w.Header().Add("Docker-Distribution-API-Version", "registry/100.0 registry/42.0") w.Header().Add("Docker-Distribution-API-Version", "registry/2.0 registry/2.1") requireBasicAuthHandler.ServeHTTP(w, r) }) // Make a test server which should validate as a v1 server. testServer := httptest.NewServer(requireBasicAuthHandler) defer testServer.Close() testServerURL, err := url.Parse(testServer.URL) if err != nil { t.Fatal(err) } testEndpoint := Endpoint{ URL: testServerURL, Version: APIVersionUnknown, client: HTTPClient(NewTransport(nil)), } if err = validateEndpoint(&testEndpoint); err != nil { t.Fatal(err) } if testEndpoint.Version != APIVersion1 { t.Fatalf("expected endpoint to validate to %d, got %d", APIVersion1, testEndpoint.Version) } // Make a test server which should validate as a v2 server. testServer = httptest.NewServer(requireBasicAuthHandlerV2) defer testServer.Close() testServerURL, err = url.Parse(testServer.URL) if err != nil { t.Fatal(err) } testEndpoint.URL = testServerURL testEndpoint.Version = APIVersionUnknown if err = validateEndpoint(&testEndpoint); err != nil { t.Fatal(err) } if testEndpoint.Version != APIVersion2 { t.Fatalf("expected endpoint to validate to %d, got %d", APIVersion2, testEndpoint.Version) } }