func doServiceAccountAPIRequests(t *testing.T, c *clientset.Clientset, ns string, authenticated bool, canRead bool, canWrite bool) {
testSecret := &api.Secret{
ObjectMeta: api.ObjectMeta{Name: "testSecret"},
Data: map[string][]byte{"test": []byte("data")},
}
readOps := []testOperation{
func() error {
_, err := c.Core().Secrets(ns).List(api.ListOptions{})
return err
},
func() error {
_, err := c.Core().Pods(ns).List(api.ListOptions{})
return err
},
}
writeOps := []testOperation{
func() error { _, err := c.Core().Secrets(ns).Create(testSecret); return err },
func() error { return c.Core().Secrets(ns).Delete(testSecret.Name, nil) },
}
for _, op := range readOps {
err := op()
unauthorizedError := errors.IsUnauthorized(err)
forbiddenError := errors.IsForbidden(err)
switch {
case !authenticated && !unauthorizedError:
t.Fatalf("expected unauthorized error, got %v", err)
case authenticated && unauthorizedError:
t.Fatalf("unexpected unauthorized error: %v", err)
case authenticated && canRead && forbiddenError:
t.Fatalf("unexpected forbidden error: %v", err)
case authenticated && !canRead && !forbiddenError:
t.Fatalf("expected forbidden error, got: %v", err)
}
}
for _, op := range writeOps {
err := op()
unauthorizedError := errors.IsUnauthorized(err)
forbiddenError := errors.IsForbidden(err)
switch {
case !authenticated && !unauthorizedError:
t.Fatalf("expected unauthorized error, got %v", err)
case authenticated && unauthorizedError:
t.Fatalf("unexpected unauthorized error: %v", err)
case authenticated && canWrite && forbiddenError:
t.Fatalf("unexpected forbidden error: %v", err)
case authenticated && !canWrite && !forbiddenError:
t.Fatalf("expected forbidden error, got: %v", err)
}
}
}
func verifyImageStreamAccess(ctx context.Context, namespace, imageRepo, verb string, client client.LocalSubjectAccessReviewsNamespacer) error {
sar := authorizationapi.LocalSubjectAccessReview{
Action: authorizationapi.Action{
Verb: verb,
Group: imageapi.GroupName,
Resource: "imagestreams/layers",
ResourceName: imageRepo,
},
}
response, err := client.LocalSubjectAccessReviews(namespace).Create(&sar)
if err != nil {
context.GetLogger(ctx).Errorf("OpenShift client error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
if !response.Allowed {
context.GetLogger(ctx).Errorf("OpenShift access denied: %s", response.Reason)
return ErrOpenShiftAccessDenied
}
return nil
}
func validateServiceAccount(client *kclient.Client, ns string, serviceAccount string, hostNetwork bool) error {
if !hostNetwork {
return nil
}
// get cluster sccs
sccList, err := client.SecurityContextConstraints().List(kapi.ListOptions{})
if err != nil {
if !errors.IsUnauthorized(err) {
return fmt.Errorf("could not retrieve list of security constraints to verify service account %q: %v", serviceAccount, err)
}
return nil
}
// get set of sccs applicable to the service account
userInfo := serviceaccount.UserInfo(ns, serviceAccount, "")
for _, scc := range sccList.Items {
if admission.ConstraintAppliesTo(&scc, userInfo) {
switch {
case hostNetwork && scc.AllowHostNetwork:
return nil
}
}
}
return fmt.Errorf("service account %q is not allowed to access the host network on nodes, needs access via a security context constraint", serviceAccount)
}
func verifyImageStreamAccess(namespace, imageRepo, verb string, client *client.Client) error {
sar := authorizationapi.LocalSubjectAccessReview{
Action: authorizationapi.AuthorizationAttributes{
Verb: verb,
Resource: "imagestreams/layers",
ResourceName: imageRepo,
},
}
response, err := client.LocalSubjectAccessReviews(namespace).Create(&sar)
if err != nil {
log.Errorf("OpenShift client error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
if !response.Allowed {
log.Errorf("OpenShift access denied: %s", response.Reason)
return ErrOpenShiftAccessDenied
}
return nil
}
func (c *CacheAuthenticator) AuthenticateToken(token string) (user.Info, bool, error) {
if value, hit := c.cache.Get(token); hit {
switch record := value.(type) {
case *cacheRecord:
if record.created.Add(c.ttl).After(c.now()) {
glog.V(5).Infof("cache record found: %#v", record)
return record.user, record.ok, record.err
} else {
glog.V(5).Infof("cache record expired: %#v", record)
c.cache.Remove(token)
}
default:
utilruntime.HandleError(fmt.Errorf("invalid cache record type: %#v", record))
}
}
u, ok, err := c.authenticator.AuthenticateToken(token)
// Don't cache results if there was an error unrelated to authentication
// TODO: figure out a better way to determine this
if err == nil || kerrs.IsUnauthorized(err) {
c.cache.Add(token, &cacheRecord{created: c.now(), user: u, ok: ok, err: err})
}
return u, ok, err
}
func verifyOpenShiftUser(client *client.Client) error {
if _, err := client.Users().Get("~"); err != nil {
log.Errorf("Get user failed with error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
return nil
}
func verifyOpenShiftUser(ctx context.Context, client client.UsersInterface) error {
if _, err := client.Users().Get("~"); err != nil {
context.GetLogger(ctx).Errorf("Get user failed with error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
return nil
}
// NewCmdLogin implements the OpenShift cli login command
func NewCmdLogin(fullName string, f *osclientcmd.Factory, reader io.Reader, out io.Writer) *cobra.Command {
options := &LoginOptions{
Reader: reader,
Out: out,
}
cmds := &cobra.Command{
Use: "login [URL]",
Short: "Log in to a server",
Long: loginLong,
Example: fmt.Sprintf(loginExample, fullName),
Run: func(cmd *cobra.Command, args []string) {
if err := options.Complete(f, cmd, args, fullName); err != nil {
kcmdutil.CheckErr(err)
}
if err := options.Validate(args, kcmdutil.GetFlagString(cmd, "server")); err != nil {
kcmdutil.CheckErr(err)
}
err := RunLogin(cmd, options)
if kapierrors.IsUnauthorized(err) {
fmt.Fprintln(out, "Login failed (401 Unauthorized)")
if err, isStatusErr := err.(*kapierrors.StatusError); isStatusErr {
if details := err.Status().Details; details != nil {
for _, cause := range details.Causes {
fmt.Fprintln(out, cause.Message)
}
}
}
os.Exit(1)
} else {
kcmdutil.CheckErr(err)
}
},
}
// Login is the only command that can negotiate a session token against the auth server using basic auth
cmds.Flags().StringVarP(&options.Username, "username", "u", "", "Username, will prompt if not provided")
cmds.Flags().StringVarP(&options.Password, "password", "p", "", "Password, will prompt if not provided")
return cmds
}
func verifyPruneAccess(client *client.Client) error {
sar := authorizationapi.SubjectAccessReview{
Verb: "delete",
Resource: "images",
}
response, err := client.ClusterSubjectAccessReviews().Create(&sar)
if err != nil {
log.Errorf("OpenShift client error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
if !response.Allowed {
log.Errorf("OpenShift access denied: %s", response.Reason)
return ErrOpenShiftAccessDenied
}
return nil
}
func validateServiceAccount(client *kclient.Client, ns string, serviceAccount string) error {
sccList, err := client.SecurityContextConstraints().List(kapi.ListOptions{})
if err != nil {
if !errors.IsUnauthorized(err) {
return fmt.Errorf("could not retrieve list of security constraints to verify service account %q: %v", serviceAccount, err)
}
}
for _, scc := range sccList.Items {
if scc.AllowPrivilegedContainer {
for _, user := range scc.Users {
if strings.Contains(user, serviceAccount) {
return nil
}
}
}
}
errMsg := "service account %q does not have sufficient privileges, grant access with oadm policy add-scc-to-user %s -z %s"
return fmt.Errorf(errMsg, serviceAccount, bootstrappolicy.SecurityContextConstraintPrivileged, serviceAccount)
}
func verifyPruneAccess(ctx context.Context, client *client.Client) error {
sar := authorizationapi.SubjectAccessReview{
Action: authorizationapi.AuthorizationAttributes{
Verb: "delete",
Resource: "images",
},
}
response, err := client.SubjectAccessReviews().Create(&sar)
if err != nil {
context.GetLogger(ctx).Errorf("OpenShift client error: %s", err)
if kerrors.IsUnauthorized(err) || kerrors.IsForbidden(err) {
return ErrOpenShiftAccessDenied
}
return err
}
if !response.Allowed {
context.GetLogger(ctx).Errorf("OpenShift access denied: %s", response.Reason)
return ErrOpenShiftAccessDenied
}
return nil
}
func validateServiceAccount(client *kclient.Client, ns string, serviceAccount string, hostNetwork, hostPorts bool) error {
if !hostNetwork && !hostPorts {
return nil
}
// get cluster sccs
sccList, err := client.SecurityContextConstraints().List(kapi.ListOptions{})
if err != nil {
if !errors.IsUnauthorized(err) {
return fmt.Errorf("could not retrieve list of security constraints to verify service account %q: %v", serviceAccount, err)
}
return nil
}
// get set of sccs applicable to the service account
userInfo := serviceaccount.UserInfo(ns, serviceAccount, "")
for _, scc := range sccList.Items {
if oscc.ConstraintAppliesTo(&scc, userInfo) {
switch {
case hostPorts && scc.AllowHostPorts:
return nil
case hostNetwork && scc.AllowHostNetwork:
return nil
}
}
}
if hostNetwork {
errMsg := "service account %q is not allowed to access the host network on nodes, grant access with oadm policy add-scc-to-user %s -z %s"
return fmt.Errorf(errMsg, serviceAccount, bootstrappolicy.SecurityContextConstraintsHostNetwork, serviceAccount)
}
if hostPorts {
errMsg := "service account %q is not allowed to access host ports on nodes, grant access with oadm policy add-scc-to-user %s -z %s"
return fmt.Errorf(errMsg, serviceAccount, bootstrappolicy.SecurityContextConstraintsHostNetwork, serviceAccount)
}
return nil
}
func TestRequestWatch(t *testing.T) {
testCases := []struct {
Request *Request
Err bool
ErrFn func(error) bool
Empty bool
}{
{
Request: &Request{err: errors.New("bail")},
Err: true,
},
{
Request: &Request{baseURL: &url.URL{}, pathPrefix: "%"},
Err: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, errors.New("err")
}),
baseURL: &url.URL{},
},
Err: true,
},
{
Request: &Request{
content: ContentConfig{GroupVersion: testapi.Default.GroupVersion(), Codec: testapi.Default.Codec()},
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: http.StatusForbidden,
Body: ioutil.NopCloser(bytes.NewReader([]byte{})),
}, nil
}),
baseURL: &url.URL{},
},
Err: true,
ErrFn: func(err error) bool {
return apierrors.IsForbidden(err)
},
},
{
Request: &Request{
content: ContentConfig{GroupVersion: testapi.Default.GroupVersion(), Codec: testapi.Default.Codec()},
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: http.StatusUnauthorized,
Body: ioutil.NopCloser(bytes.NewReader([]byte{})),
}, nil
}),
baseURL: &url.URL{},
},
Err: true,
ErrFn: func(err error) bool {
return apierrors.IsUnauthorized(err)
},
},
{
Request: &Request{
content: ContentConfig{GroupVersion: testapi.Default.GroupVersion(), Codec: testapi.Default.Codec()},
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: http.StatusUnauthorized,
Body: ioutil.NopCloser(bytes.NewReader([]byte(runtime.EncodeOrDie(testapi.Default.Codec(), &unversioned.Status{
Status: unversioned.StatusFailure,
Reason: unversioned.StatusReasonUnauthorized,
})))),
}, nil
}),
baseURL: &url.URL{},
},
Err: true,
ErrFn: func(err error) bool {
return apierrors.IsUnauthorized(err)
},
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, io.EOF
}),
baseURL: &url.URL{},
},
Empty: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, &url.Error{Err: io.EOF}
}),
baseURL: &url.URL{},
},
Empty: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, errors.New("http: can't write HTTP request on broken connection")
}),
baseURL: &url.URL{},
},
Empty: true,
},
{
Request: &Request{
client: clientFunc(func(req *http.Request) (*http.Response, error) {
return nil, errors.New("foo: connection reset by peer")
}),
baseURL: &url.URL{},
},
Empty: true,
},
}
for i, testCase := range testCases {
t.Logf("testcase %v", testCase.Request)
testCase.Request.backoffMgr = &NoBackoff{}
watch, err := testCase.Request.Watch()
hasErr := err != nil
if hasErr != testCase.Err {
t.Errorf("%d: expected %t, got %t: %v", i, testCase.Err, hasErr, err)
continue
}
if testCase.ErrFn != nil && !testCase.ErrFn(err) {
t.Errorf("%d: error not valid: %v", i, err)
}
if hasErr && watch != nil {
t.Errorf("%d: watch should be nil when error is returned", i)
continue
}
if testCase.Empty {
_, ok := <-watch.ResultChan()
if ok {
t.Errorf("%d: expected the watch to be empty: %#v", i, watch)
}
}
}
}
func TestTransformResponse(t *testing.T) {
invalid := []byte("aaaaa")
uri, _ := url.Parse("http://localhost")
testCases := []struct {
Response *http.Response
Data []byte
Created bool
Error bool
ErrFn func(err error) bool
}{
{Response: &http.Response{StatusCode: 200}, Data: []byte{}},
{Response: &http.Response{StatusCode: 201}, Data: []byte{}, Created: true},
{Response: &http.Response{StatusCode: 199}, Error: true},
{Response: &http.Response{StatusCode: 500}, Error: true},
{Response: &http.Response{StatusCode: 422}, Error: true},
{Response: &http.Response{StatusCode: 409}, Error: true},
{Response: &http.Response{StatusCode: 404}, Error: true},
{Response: &http.Response{StatusCode: 401}, Error: true},
{
Response: &http.Response{
StatusCode: 401,
Header: http.Header{"Content-Type": []string{"application/json"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Error: true,
ErrFn: func(err error) bool {
return err.Error() != "aaaaa" && apierrors.IsUnauthorized(err)
},
},
{
Response: &http.Response{
StatusCode: 401,
Header: http.Header{"Content-Type": []string{"text/any"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Error: true,
ErrFn: func(err error) bool {
return strings.Contains(err.Error(), "server has asked for the client to provide") && apierrors.IsUnauthorized(err)
},
},
{Response: &http.Response{StatusCode: 403}, Error: true},
{Response: &http.Response{StatusCode: 200, Body: ioutil.NopCloser(bytes.NewReader(invalid))}, Data: invalid},
{Response: &http.Response{StatusCode: 200, Body: ioutil.NopCloser(bytes.NewReader(invalid))}, Data: invalid},
}
for i, test := range testCases {
r := NewRequest(nil, "", uri, "", ContentConfig{GroupVersion: testapi.Default.GroupVersion(), Codec: testapi.Default.Codec()}, nil, nil)
if test.Response.Body == nil {
test.Response.Body = ioutil.NopCloser(bytes.NewReader([]byte{}))
}
result := r.transformResponse(test.Response, &http.Request{})
response, created, err := result.body, result.statusCode == http.StatusCreated, result.err
hasErr := err != nil
if hasErr != test.Error {
t.Errorf("%d: unexpected error: %t %v", i, test.Error, err)
} else if hasErr && test.Response.StatusCode > 399 {
status, ok := err.(apierrors.APIStatus)
if !ok {
t.Errorf("%d: response should have been transformable into APIStatus: %v", i, err)
continue
}
if int(status.Status().Code) != test.Response.StatusCode {
t.Errorf("%d: status code did not match response: %#v", i, status.Status())
}
}
if test.ErrFn != nil && !test.ErrFn(err) {
t.Errorf("%d: error function did not match: %v", i, err)
}
if !(test.Data == nil && response == nil) && !api.Semantic.DeepDerivative(test.Data, response) {
t.Errorf("%d: unexpected response: %#v %#v", i, test.Data, response)
}
if test.Created != created {
t.Errorf("%d: expected created %t, got %t", i, test.Created, created)
}
}
}
// Negotiate a bearer token with the auth server, or try to reuse one based on the
// information already present. In case of any missing information, ask for user input
// (usually username and password, interactive depending on the Reader).
func (o *LoginOptions) gatherAuthInfo() error {
directClientConfig, err := o.getClientConfig()
if err != nil {
return err
}
// make a copy and use it to avoid mutating the original
t := *directClientConfig
clientConfig := &t
// if a token were explicitly provided, try to use it
if o.tokenProvided() {
clientConfig.BearerToken = o.Token
if osClient, err := client.New(clientConfig); err == nil {
me, err := whoAmI(osClient)
if err == nil {
o.Username = me.Name
o.Config = clientConfig
fmt.Fprintf(o.Out, "Logged into %q as %q using the token provided.\n\n", o.Config.Host, o.Username)
return nil
}
if !kerrors.IsUnauthorized(err) {
return err
}
fmt.Fprint(o.Out, "The token provided is invalid (probably expired).\n\n")
}
}
// if a username was provided try to make use of it
if o.usernameProvided() {
// search all valid contexts with matching server stanzas to see if we have a matching user stanza
kubeconfig := *o.StartingKubeConfig
matchingClusters := getMatchingClusters(*clientConfig, kubeconfig)
for key, context := range o.StartingKubeConfig.Contexts {
if matchingClusters.Has(context.Cluster) {
clientcmdConfig := kclientcmd.NewDefaultClientConfig(kubeconfig, &kclientcmd.ConfigOverrides{CurrentContext: key})
if kubeconfigClientConfig, err := clientcmdConfig.ClientConfig(); err == nil {
if osClient, err := client.New(kubeconfigClientConfig); err == nil {
if me, err := whoAmI(osClient); err == nil && (o.Username == me.Name) {
clientConfig.BearerToken = kubeconfigClientConfig.BearerToken
clientConfig.CertFile = kubeconfigClientConfig.CertFile
clientConfig.CertData = kubeconfigClientConfig.CertData
clientConfig.KeyFile = kubeconfigClientConfig.KeyFile
clientConfig.KeyData = kubeconfigClientConfig.KeyData
o.Config = clientConfig
if key == o.StartingKubeConfig.CurrentContext {
fmt.Fprintf(o.Out, "Logged into %q as %q using existing credentials.\n\n", o.Config.Host, o.Username)
}
return nil
}
}
}
}
}
}
// if kubeconfig doesn't already have a matching user stanza...
clientConfig.BearerToken = ""
clientConfig.CertData = []byte{}
clientConfig.KeyData = []byte{}
clientConfig.CertFile = o.CertFile
clientConfig.KeyFile = o.KeyFile
token, err := tokencmd.RequestToken(o.Config, o.Reader, o.Username, o.Password)
if err != nil {
return err
}
clientConfig.BearerToken = token
osClient, err := client.New(clientConfig)
if err != nil {
return err
}
me, err := whoAmI(osClient)
if err != nil {
return err
}
o.Username = me.Name
o.Config = clientConfig
fmt.Fprint(o.Out, "Login successful.\n\n")
return nil
}
It("should not accept cluster resources when the client has invalid authentication credentials", func() {
framework.SkipUnlessFederated(f.Client)
contexts := f.GetUnderlyingFederatedContexts()
// `contexts` is obtained by calling
// `f.GetUnderlyingFederatedContexts()`. This function in turn
// checks that the contexts it returns does not include the
// federation API server context. So `contexts` is guaranteed to
// contain only the underlying Kubernetes cluster contexts.
fcs, err := invalidAuthFederationClientSet(contexts[0].User)
framework.ExpectNoError(err)
nsName := f.FederationNamespace.Name
svc, err := createService(fcs, nsName, FederatedServiceName)
Expect(errors.IsUnauthorized(err)).To(BeTrue())
if err == nil && svc != nil {
deleteServiceOrFail(fcs, nsName, svc.Name)
}
})
It("should not accept cluster resources when the client has no authentication credentials", func() {
framework.SkipUnlessFederated(f.Client)
fcs, err := invalidAuthFederationClientSet(nil)
ExpectNoError(err)
nsName := f.FederationNamespace.Name
svc, err := createService(fcs, nsName, FederatedServiceName)
Expect(errors.IsUnauthorized(err)).To(BeTrue())
if err == nil && svc != nil {
func TestTransformResponseNegotiate(t *testing.T) {
invalid := []byte("aaaaa")
uri, _ := url.Parse("http://localhost")
testCases := []struct {
Response *http.Response
Data []byte
Created bool
Error bool
ErrFn func(err error) bool
ContentType string
Called bool
ExpectContentType string
Decoder runtime.Decoder
NegotiateErr error
}{
{
ContentType: "application/json",
Response: &http.Response{
StatusCode: 401,
Header: http.Header{"Content-Type": []string{"application/json"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Error: true,
ErrFn: func(err error) bool {
return err.Error() != "aaaaa" && apierrors.IsUnauthorized(err)
},
},
{
ContentType: "application/json",
Response: &http.Response{
StatusCode: 401,
Header: http.Header{"Content-Type": []string{"application/protobuf"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Decoder: testapi.Default.Codec(),
Called: true,
ExpectContentType: "application/protobuf",
Error: true,
ErrFn: func(err error) bool {
return err.Error() != "aaaaa" && apierrors.IsUnauthorized(err)
},
},
{
ContentType: "application/json",
Response: &http.Response{
StatusCode: 500,
Header: http.Header{"Content-Type": []string{"application/,others"}},
},
Decoder: testapi.Default.Codec(),
Error: true,
ErrFn: func(err error) bool {
return err.Error() == "Internal error occurred: mime: expected token after slash" && err.(apierrors.APIStatus).Status().Code == 500
},
},
{
// no negotiation when no content type specified
Response: &http.Response{
StatusCode: 200,
Header: http.Header{"Content-Type": []string{"text/any"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Decoder: testapi.Default.Codec(),
},
{
// no negotiation when no response content type specified
ContentType: "text/any",
Response: &http.Response{
StatusCode: 200,
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Decoder: testapi.Default.Codec(),
},
{
// unrecognized content type is not handled
ContentType: "application/json",
Response: &http.Response{
StatusCode: 404,
Header: http.Header{"Content-Type": []string{"application/unrecognized"}},
Body: ioutil.NopCloser(bytes.NewReader(invalid)),
},
Decoder: testapi.Default.Codec(),
NegotiateErr: fmt.Errorf("aaaa"),
Called: true,
ExpectContentType: "application/unrecognized",
Error: true,
ErrFn: func(err error) bool {
return err.Error() != "aaaaa" && apierrors.IsNotFound(err)
},
},
}
for i, test := range testCases {
serializers := defaultSerializers()
negotiator := &renegotiator{
decoder: test.Decoder,
err: test.NegotiateErr,
}
serializers.RenegotiatedDecoder = negotiator.invoke
contentConfig := defaultContentConfig()
contentConfig.ContentType = test.ContentType
r := NewRequest(nil, "", uri, "", contentConfig, serializers, nil, nil)
if test.Response.Body == nil {
test.Response.Body = ioutil.NopCloser(bytes.NewReader([]byte{}))
}
result := r.transformResponse(test.Response, &http.Request{})
_, err := result.body, result.err
hasErr := err != nil
if hasErr != test.Error {
t.Errorf("%d: unexpected error: %t %v", i, test.Error, err)
continue
} else if hasErr && test.Response.StatusCode > 399 {
status, ok := err.(apierrors.APIStatus)
if !ok {
t.Errorf("%d: response should have been transformable into APIStatus: %v", i, err)
continue
}
if int(status.Status().Code) != test.Response.StatusCode {
t.Errorf("%d: status code did not match response: %#v", i, status.Status())
}
}
if test.ErrFn != nil && !test.ErrFn(err) {
t.Errorf("%d: error function did not match: %v", i, err)
}
if negotiator.called != test.Called {
t.Errorf("%d: negotiator called %t != %t", i, negotiator.called, test.Called)
}
if !test.Called {
continue
}
if negotiator.contentType != test.ExpectContentType {
t.Errorf("%d: unexpected content type: %s", i, negotiator.contentType)
}
}
}
// RunVersion attempts to display client and server versions for Kubernetes and OpenShift
func (o VersionOptions) RunVersion() error {
fmt.Fprintf(o.Out, "%s %v\n", o.BaseName, version.Get())
fmt.Fprintf(o.Out, "kubernetes %v\n", kubeversion.Get())
if o.PrintEtcdVersion {
fmt.Fprintf(o.Out, "etcd %v\n", etcdversion.Version)
}
if o.PrintClientFeatures {
features := []string{}
if tokencmd.BasicEnabled() {
features = append(features, "Basic-Auth")
}
if tokencmd.GSSAPIEnabled() {
features = append(features, "GSSAPI")
features = append(features, "Kerberos") // GSSAPI or SSPI
features = append(features, "SPNEGO") // GSSAPI or SSPI
}
fmt.Printf("features: %s\n", strings.Join(features, " "))
}
// do not attempt to print server info if already running cmd as the server
// or if no client config is present
if o.ClientConfig == nil || o.IsServer {
return nil
}
// max amount of time we want to wait for server to respond
timeout := 10 * time.Second
done := make(chan error)
oVersion := ""
kVersion := ""
versionHost := ""
// start goroutine to fetch openshift / kubernetes server version
go func() {
defer close(done)
// confirm config exists before makig request to server
var err error
clientConfig, err := o.ClientConfig.ClientConfig()
if err != nil {
done <- err
return
}
versionHost = clientConfig.Host
oClient, kClient, err := o.Clients()
if err != nil {
done <- err
return
}
ocVersionBody, err := oClient.Get().AbsPath("/version/openshift").Do().Raw()
if kapierrors.IsNotFound(err) || kapierrors.IsUnauthorized(err) || kapierrors.IsForbidden(err) {
return
}
if err != nil {
done <- err
return
}
var ocServerInfo version.Info
err = json.Unmarshal(ocVersionBody, &ocServerInfo)
if err != nil && len(ocVersionBody) > 0 {
done <- err
return
}
oVersion = fmt.Sprintf("%v", ocServerInfo)
kubeVersionBody, err := kClient.Get().AbsPath("/version").Do().Raw()
if kapierrors.IsNotFound(err) || kapierrors.IsUnauthorized(err) || kapierrors.IsForbidden(err) {
return
}
if err != nil {
done <- err
return
}
var kubeServerInfo kubeversion.Info
err = json.Unmarshal(kubeVersionBody, &kubeServerInfo)
if err != nil && len(kubeVersionBody) > 0 {
done <- err
return
}
kVersion = fmt.Sprintf("%v", kubeServerInfo)
}()
select {
case err, closed := <-done:
if strings.HasSuffix(fmt.Sprintf("%v", err), "connection refused") || clientcmd.IsConfigurationMissing(err) || kclientcmd.IsConfigurationInvalid(err) {
return nil
}
if closed && err != nil {
return err
}
case <-time.After(timeout):
return fmt.Errorf("%s", "error: server took too long to respond with version information.")
}
if oVersion != "" || kVersion != "" {
fmt.Fprintf(o.Out, "\n%s%s\n", "Server ", versionHost)
}
if oVersion != "" {
fmt.Fprintf(o.Out, "openshift %s\n", oVersion)
}
if kVersion != "" {
fmt.Fprintf(o.Out, "kubernetes %s\n", kVersion)
}
return nil
}
