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https://github.com/genuinetools/reg.git
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129 lines
3.2 KiB
Go
129 lines
3.2 KiB
Go
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package distribution
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import (
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"net/http"
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"net/http/httptest"
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"net/url"
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"runtime"
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"strings"
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"testing"
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"github.com/docker/distribution/reference"
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"github.com/docker/docker/api/types"
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registrytypes "github.com/docker/docker/api/types/registry"
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"github.com/docker/docker/registry"
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"github.com/sirupsen/logrus"
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"golang.org/x/net/context"
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)
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const secretRegistryToken = "mysecrettoken"
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type tokenPassThruHandler struct {
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reached bool
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gotToken bool
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shouldSend401 func(url string) bool
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}
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func (h *tokenPassThruHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.reached = true
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if strings.Contains(r.Header.Get("Authorization"), secretRegistryToken) {
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logrus.Debug("Detected registry token in auth header")
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h.gotToken = true
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}
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if h.shouldSend401 == nil || h.shouldSend401(r.RequestURI) {
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w.Header().Set("WWW-Authenticate", `Bearer realm="foorealm"`)
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w.WriteHeader(401)
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}
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}
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func testTokenPassThru(t *testing.T, ts *httptest.Server) {
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uri, err := url.Parse(ts.URL)
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if err != nil {
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t.Fatalf("could not parse url from test server: %v", err)
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}
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endpoint := registry.APIEndpoint{
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Mirror: false,
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URL: uri,
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Version: 2,
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Official: false,
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TrimHostname: false,
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TLSConfig: nil,
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}
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n, _ := reference.ParseNormalizedNamed("testremotename")
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repoInfo := ®istry.RepositoryInfo{
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Name: n,
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Index: ®istrytypes.IndexInfo{
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Name: "testrepo",
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Mirrors: nil,
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Secure: false,
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Official: false,
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},
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Official: false,
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}
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imagePullConfig := &ImagePullConfig{
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Config: Config{
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MetaHeaders: http.Header{},
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AuthConfig: &types.AuthConfig{
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RegistryToken: secretRegistryToken,
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},
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},
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Schema2Types: ImageTypes,
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}
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puller, err := newPuller(endpoint, repoInfo, imagePullConfig)
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if err != nil {
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t.Fatal(err)
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}
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p := puller.(*v2Puller)
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ctx := context.Background()
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p.repo, _, err = NewV2Repository(ctx, p.repoInfo, p.endpoint, p.config.MetaHeaders, p.config.AuthConfig, "pull")
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if err != nil {
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t.Fatal(err)
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}
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logrus.Debug("About to pull")
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// We expect it to fail, since we haven't mock'd the full registry exchange in our handler above
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tag, _ := reference.WithTag(n, "tag_goes_here")
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_ = p.pullV2Repository(ctx, tag, runtime.GOOS)
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}
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func TestTokenPassThru(t *testing.T) {
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handler := &tokenPassThruHandler{shouldSend401: func(url string) bool { return url == "/v2/" }}
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ts := httptest.NewServer(handler)
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defer ts.Close()
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testTokenPassThru(t, ts)
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if !handler.reached {
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t.Fatal("Handler not reached")
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}
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if !handler.gotToken {
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t.Fatal("Failed to receive registry token")
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}
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}
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func TestTokenPassThruDifferentHost(t *testing.T) {
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handler := new(tokenPassThruHandler)
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ts := httptest.NewServer(handler)
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defer ts.Close()
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tsredirect := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.RequestURI == "/v2/" {
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w.Header().Set("WWW-Authenticate", `Bearer realm="foorealm"`)
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w.WriteHeader(401)
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return
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}
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http.Redirect(w, r, ts.URL+r.URL.Path, http.StatusMovedPermanently)
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}))
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defer tsredirect.Close()
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testTokenPassThru(t, tsredirect)
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if !handler.reached {
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t.Fatal("Handler not reached")
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}
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if handler.gotToken {
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t.Fatal("Redirect should not forward Authorization header to another host")
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}
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}
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