func TestComputePlatformScopeSubstitutesStorageScope(t *testing.T) {
const (
defaultEndpoint = "/computeMetadata/v1/instance/service-accounts/default/"
scopeEndpoint = defaultEndpoint + "scopes"
)
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Only serve the URL key and the value endpoint
if scopeEndpoint == r.URL.Path {
w.WriteHeader(http.StatusOK)
w.Header().Set("Content-Type", "application/json")
fmt.Fprint(w, `["https://www.googleapis.com/auth/compute.read_write","https://www.googleapis.com/auth/cloud-platform.read-only"]`)
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
defer server.Close()
// Make a transport that reroutes all traffic to the example server
transport := utilnet.SetTransportDefaults(&http.Transport{
Proxy: func(req *http.Request) (*url.URL, error) {
return url.Parse(server.URL + req.URL.Path)
},
})
provider := &containerRegistryProvider{
metadataProvider{Client: &http.Client{Transport: transport}},
}
if !provider.Enabled() {
t.Errorf("Provider is unexpectedly disabled")
}
}
// EtcdClient creates an etcd client based on the provided config.
func EtcdClient(etcdClientInfo configapi.EtcdConnectionInfo) (*etcdclient.Client, error) {
tlsConfig, err := client.TLSConfigFor(&client.Config{
TLSClientConfig: client.TLSClientConfig{
CertFile: etcdClientInfo.ClientCert.CertFile,
KeyFile: etcdClientInfo.ClientCert.KeyFile,
CAFile: etcdClientInfo.CA,
},
})
if err != nil {
return nil, err
}
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: tlsConfig,
Dial: (&net.Dialer{
// default from http.DefaultTransport
Timeout: 30 * time.Second,
// Lower the keep alive for connections.
KeepAlive: 1 * time.Second,
}).Dial,
// Because watches are very bursty, defends against long delays in watch reconnections.
MaxIdleConnsPerHost: 500,
})
etcdClient := etcdclient.NewClient(etcdClientInfo.URLs)
etcdClient.SetTransport(transport)
etcdClient.CheckRetry = NeverRetryOnFailure
return etcdClient, nil
}
func TestAllProvidersNoMetadata(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNotFound)
}))
defer server.Close()
// Make a transport that reroutes all traffic to the example server
transport := utilnet.SetTransportDefaults(&http.Transport{
Proxy: func(req *http.Request) (*url.URL, error) {
return url.Parse(server.URL + req.URL.Path)
},
})
providers := []credentialprovider.DockerConfigProvider{
&dockerConfigKeyProvider{
metadataProvider{Client: &http.Client{Transport: transport}},
},
&dockerConfigUrlKeyProvider{
metadataProvider{Client: &http.Client{Transport: transport}},
},
&containerRegistryProvider{
metadataProvider{Client: &http.Client{Transport: transport}},
},
}
for _, provider := range providers {
if provider.Enabled() {
t.Errorf("Provider %s is unexpectedly enabled", reflect.TypeOf(provider).String())
}
}
}
func (c *EtcdConfig) newHttpTransport() (*http.Transport, error) {
info := transport.TLSInfo{
CertFile: c.CertFile,
KeyFile: c.KeyFile,
CAFile: c.CAFile,
}
cfg, err := info.ClientConfig()
if err != nil {
return nil, err
}
// Copied from etcd.DefaultTransport declaration.
// TODO: Determine if transport needs optimization
tr := utilnet.SetTransportDefaults(&http.Transport{
Proxy: http.ProxyFromEnvironment,
Dial: (&net.Dialer{
Timeout: 30 * time.Second,
KeepAlive: 30 * time.Second,
}).Dial,
TLSHandshakeTimeout: 10 * time.Second,
MaxIdleConnsPerHost: 500,
TLSClientConfig: cfg,
})
return tr, nil
}
// MakeEtcdClient creates an etcd client based on the provided config.
func MakeEtcdClient(etcdClientInfo configapi.EtcdConnectionInfo) (etcdclient.Client, error) {
tlsConfig, err := restclient.TLSConfigFor(&restclient.Config{
TLSClientConfig: restclient.TLSClientConfig{
CertFile: etcdClientInfo.ClientCert.CertFile,
KeyFile: etcdClientInfo.ClientCert.KeyFile,
CAFile: etcdClientInfo.CA,
},
})
if err != nil {
return nil, err
}
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: tlsConfig,
Dial: (&net.Dialer{
// default from http.DefaultTransport
Timeout: 30 * time.Second,
// Lower the keep alive for connections.
KeepAlive: 1 * time.Second,
}).Dial,
// Because watches are very bursty, defends against long delays in watch reconnections.
MaxIdleConnsPerHost: 500,
})
cfg := etcdclient.Config{
Endpoints: etcdClientInfo.URLs,
// TODO: Determine if transport needs optimization
Transport: transport,
}
return etcdclient.New(cfg)
}
// init registers the various means by which credentials may
// be resolved on GCP.
func init() {
tr := utilnet.SetTransportDefaults(&http.Transport{})
metadataHTTPClientTimeout := time.Second * 10
httpClient := &http.Client{
Transport: tr,
Timeout: metadataHTTPClientTimeout,
}
credentialprovider.RegisterCredentialProvider("google-dockercfg",
&credentialprovider.CachingDockerConfigProvider{
Provider: &dockerConfigKeyProvider{
metadataProvider{Client: httpClient},
},
Lifetime: 60 * time.Second,
})
credentialprovider.RegisterCredentialProvider("google-dockercfg-url",
&credentialprovider.CachingDockerConfigProvider{
Provider: &dockerConfigUrlKeyProvider{
metadataProvider{Client: httpClient},
},
Lifetime: 60 * time.Second,
})
credentialprovider.RegisterCredentialProvider("google-container-registry",
// Never cache this. The access token is already
// cached by the metadata service.
&containerRegistryProvider{
metadataProvider{Client: httpClient},
})
}
func tryAccessURL(t *testing.T, url string, expectedStatus int, expectedRedirectLocation string) *http.Response {
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
})
req, err := http.NewRequest("GET", url, nil)
req.Header.Set("Accept", "text/html")
resp, err := transport.RoundTrip(req)
if err != nil {
t.Errorf("Unexpected error while accessing %q: %v", url, err)
return nil
}
if resp.StatusCode != expectedStatus {
t.Errorf("Expected status %d for %q, got %d", expectedStatus, url, resp.StatusCode)
}
// ignore query parameters
location := resp.Header.Get("Location")
location = strings.SplitN(location, "?", 2)[0]
if location != expectedRedirectLocation {
t.Errorf("Expected redirecttion to %q for %q, got %q instead", expectedRedirectLocation, url, location)
}
return resp
}
// TransportFor returns an http.Transport for the given ca and client cert (which may be empty strings)
func TransportFor(ca string, certFile string, keyFile string) (http.RoundTripper, error) {
if len(ca) == 0 && len(certFile) == 0 && len(keyFile) == 0 {
return http.DefaultTransport, nil
}
if (len(certFile) == 0) != (len(keyFile) == 0) {
return nil, errors.New("certFile and keyFile must be specified together")
}
// Copy default transport
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{},
})
if len(ca) != 0 {
roots, err := CertPoolFromFile(ca)
if err != nil {
return nil, fmt.Errorf("error loading cert pool from ca file %s: %v", ca, err)
}
transport.TLSClientConfig.RootCAs = roots
}
if len(certFile) != 0 {
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err != nil {
return nil, fmt.Errorf("error loading x509 keypair from cert file %s and key file %s: %v", certFile, keyFile, err)
}
transport.TLSClientConfig.Certificates = []tls.Certificate{cert}
}
return transport, nil
}
// New returns a new instance of GenericAPIServer from the given config.
// Certain config fields will be set to a default value if unset,
// including:
// ServiceClusterIPRange
// ServiceNodePortRange
// MasterCount
// ReadWritePort
// PublicAddress
// Public fields:
// Handler -- The returned GenericAPIServer has a field TopHandler which is an
// http.Handler which handles all the endpoints provided by the GenericAPIServer,
// including the API, the UI, and miscellaneous debugging endpoints. All
// these are subject to authorization and authentication.
// InsecureHandler -- an http.Handler which handles all the same
// endpoints as Handler, but no authorization and authentication is done.
// Public methods:
// HandleWithAuth -- Allows caller to add an http.Handler for an endpoint
// that uses the same authentication and authorization (if any is configured)
// as the GenericAPIServer's built-in endpoints.
// If the caller wants to add additional endpoints not using the GenericAPIServer's
// auth, then the caller should create a handler for those endpoints, which delegates the
// any unhandled paths to "Handler".
func (c completedConfig) New() (*GenericAPIServer, error) {
if c.Serializer == nil {
return nil, fmt.Errorf("Genericapiserver.New() called with config.Serializer == nil")
}
s := &GenericAPIServer{
ServiceClusterIPRange: c.ServiceClusterIPRange,
ServiceNodePortRange: c.ServiceNodePortRange,
LoopbackClientConfig: c.LoopbackClientConfig,
legacyAPIPrefix: c.APIPrefix,
apiPrefix: c.APIGroupPrefix,
admissionControl: c.AdmissionControl,
requestContextMapper: c.RequestContextMapper,
Serializer: c.Serializer,
minRequestTimeout: time.Duration(c.MinRequestTimeout) * time.Second,
enableSwaggerSupport: c.EnableSwaggerSupport,
MasterCount: c.MasterCount,
SecureServingInfo: c.SecureServingInfo,
InsecureServingInfo: c.InsecureServingInfo,
ExternalAddress: c.ExternalHost,
ClusterIP: c.PublicAddress,
PublicReadWritePort: c.ReadWritePort,
ServiceReadWriteIP: c.ServiceReadWriteIP,
ServiceReadWritePort: c.ServiceReadWritePort,
ExtraServicePorts: c.ExtraServicePorts,
ExtraEndpointPorts: c.ExtraEndpointPorts,
KubernetesServiceNodePort: c.KubernetesServiceNodePort,
apiGroupsForDiscovery: map[string]unversioned.APIGroup{},
enableOpenAPISupport: c.EnableOpenAPISupport,
openAPIInfo: c.OpenAPIInfo,
openAPIDefaultResponse: c.OpenAPIDefaultResponse,
openAPIDefinitions: c.OpenAPIDefinitions,
}
if c.RestfulContainer != nil {
s.HandlerContainer = c.RestfulContainer
} else {
s.HandlerContainer = NewHandlerContainer(http.NewServeMux(), c.Serializer)
}
// Use CurlyRouter to be able to use regular expressions in paths. Regular expressions are required in paths for example for proxy (where the path is proxy/{kind}/{name}/{*})
s.HandlerContainer.Router(restful.CurlyRouter{})
s.Mux = apiserver.NewPathRecorderMux(s.HandlerContainer.ServeMux)
apiserver.InstallServiceErrorHandler(s.Serializer, s.HandlerContainer)
if c.ProxyDialer != nil || c.ProxyTLSClientConfig != nil {
s.ProxyTransport = utilnet.SetTransportDefaults(&http.Transport{
Dial: c.ProxyDialer,
TLSClientConfig: c.ProxyTLSClientConfig,
})
}
s.installAPI(c.Config)
s.Handler, s.InsecureHandler = s.buildHandlerChains(c.Config, http.Handler(s.Mux.BaseMux().(*http.ServeMux)))
return s, nil
}
func getURL(url string) (resp *http.Response, err error) {
tr := knet.SetTransportDefaults(&http.Transport{})
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
return tr.RoundTrip(req)
}
func postForm(url string, body url.Values) (resp *http.Response, err error) {
tr := knet.SetTransportDefaults(&http.Transport{})
req, err := http.NewRequest("POST", url, strings.NewReader(body.Encode()))
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
return tr.RoundTrip(req)
}
func insecureTransport() *http.Transport {
return knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
// Change default from SSLv3 to TLSv1.0 (because of POODLE vulnerability)
MinVersion: tls.VersionTLS10,
InsecureSkipVerify: true,
},
})
}
func (d PodCheckAuth) authenticateToRegistry(token string, r types.DiagnosticResult) {
resolvConf, err := getResolvConf(r)
if err != nil {
return // any errors have been reported via "r", env is very borked, test cannot proceed
}
msg := new(dns.Msg)
msg.SetQuestion(registryHostname+".", dns.TypeA)
msg.RecursionDesired = false
result, completed := dnsQueryWithTimeout(msg, resolvConf.Servers[0], 2)
switch {
case !completed:
r.Error("DP1006", nil, fmt.Sprintf("DNS resolution for registry address %s timed out; this could indicate problems with DNS resolution or networking", registryHostname))
return
case result.err != nil:
r.Error("DP1016", nil, fmt.Sprintf("DNS resolution for registry address %s returned an error; container DNS is likely incorrect. The error was: %v", registryHostname, result.err))
return
case result.in == nil, len(result.in.Answer) == 0:
r.Warn("DP1007", nil, fmt.Sprintf("DNS resolution for registry address %s returned no results; either the integrated registry is not deployed, or container DNS configuration is incorrect.", registryHostname))
return
}
// first try the secure connection in case they followed directions to secure the registry
// (https://docs.openshift.org/latest/install_config/install/docker_registry.html#securing-the-registry)
cacert, err := ioutil.ReadFile(d.MasterCaPath) // TODO: we assume same CA as master - better choice?
if err != nil {
r.Error("DP1008", err, fmt.Sprintf("Failed to read CA cert file %s:\n%v", d.MasterCaPath, err))
return
}
pool := x509.NewCertPool()
if !pool.AppendCertsFromPEM(cacert) {
r.Error("DP1009", err, fmt.Sprintf("Could not use cert from CA cert file %s:\n%v", d.MasterCaPath, err))
return
}
noSecClient := http.Client{
CheckRedirect: func(req *http.Request, via []*http.Request) error {
return fmt.Errorf("no redirect expected")
},
Timeout: time.Second * 2,
}
secClient := noSecClient
secClient.Transport = knet.SetTransportDefaults(&http.Transport{TLSClientConfig: &tls.Config{RootCAs: pool}})
secError := processRegistryRequest(&secClient, fmt.Sprintf("https://%s:%s/v2/", registryHostname, registryPort), token, r)
if secError == nil {
return // made the request successfully enough to diagnose
}
switch {
case strings.Contains(secError.Error(), "tls: oversized record received"),
strings.Contains(secError.Error(), "server gave HTTP response to HTTPS"):
r.Debug("DP1015", "docker-registry not secured; falling back to cleartext connection")
if nosecError := processRegistryRequest(&noSecClient, fmt.Sprintf("http://%s:%s/v2/", registryHostname, registryPort), token, r); nosecError != nil {
r.Error("DP1013", nosecError, fmt.Sprintf("Unexpected error authenticating to the integrated registry:\n(%T) %[1]v", nosecError))
}
default:
r.Error("DP1013", secError, fmt.Sprintf("Unexpected error authenticating to the integrated registry:\n(%T) %[1]v", secError))
}
}
func TestRootRedirect(t *testing.T) {
testutil.RequireEtcd(t)
defer testutil.DumpEtcdOnFailure(t)
masterConfig, _, err := testserver.StartTestMasterAPI()
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
})
req, err := http.NewRequest("GET", masterConfig.AssetConfig.MasterPublicURL, nil)
req.Header.Set("Accept", "*/*")
resp, err := transport.RoundTrip(req)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if resp.StatusCode != http.StatusOK {
t.Fatalf("Expected %d, got %d", http.StatusOK, resp.StatusCode)
}
if resp.Header.Get("Content-Type") != "application/json" {
t.Fatalf("Expected %s, got %s", "application/json", resp.Header.Get("Content-Type"))
}
type result struct {
Paths []string
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
t.Fatalf("Unexpected error reading the body: %v", err)
}
var got result
json.Unmarshal(body, &got)
sort.Strings(got.Paths)
if !reflect.DeepEqual(got.Paths, expectedIndex) {
t.Fatalf("Unexpected index: got=%v, expected=%v", got, expectedIndex)
}
req, err = http.NewRequest("GET", masterConfig.AssetConfig.MasterPublicURL, nil)
req.Header.Set("Accept", "text/html")
resp, err = transport.RoundTrip(req)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if resp.StatusCode != http.StatusFound {
t.Errorf("Expected %d, got %d", http.StatusFound, resp.StatusCode)
}
if resp.Header.Get("Location") != masterConfig.AssetConfig.PublicURL {
t.Errorf("Expected %s, got %s", masterConfig.AssetConfig.PublicURL, resp.Header.Get("Location"))
}
// TODO add a test for when asset config is nil, the redirect should not occur in this case even when
// accept header contains text/html
}
func (l *SSHTunnelList) healthCheck(e sshTunnelEntry) error {
// GET the healthcheck path using the provided tunnel's dial function.
transport := utilnet.SetTransportDefaults(&http.Transport{
Dial: e.Tunnel.Dial,
// TODO(cjcullen): Plumb real TLS options through.
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
})
client := &http.Client{Transport: transport}
_, err := client.Get(l.healthCheckURL.String())
return err
}
func newMesosClient(
md detector.Master,
mesosHttpClientTimeout, stateCacheTTL time.Duration) (*mesosClient, error) {
tr := utilnet.SetTransportDefaults(&http.Transport{})
httpClient := &http.Client{
Transport: tr,
Timeout: mesosHttpClientTimeout,
}
return createMesosClient(md, httpClient, tr, stateCacheTTL)
}
// New returns a new instance of GenericAPIServer from the given config.
// Certain config fields will be set to a default value if unset,
// including:
// ServiceClusterIPRange
// ServiceNodePortRange
// MasterCount
// ReadWritePort
// PublicAddress
// Public fields:
// Handler -- The returned GenericAPIServer has a field TopHandler which is an
// http.Handler which handles all the endpoints provided by the GenericAPIServer,
// including the API, the UI, and miscellaneous debugging endpoints. All
// these are subject to authorization and authentication.
// InsecureHandler -- an http.Handler which handles all the same
// endpoints as Handler, but no authorization and authentication is done.
// Public methods:
// HandleWithAuth -- Allows caller to add an http.Handler for an endpoint
// that uses the same authentication and authorization (if any is configured)
// as the GenericAPIServer's built-in endpoints.
// If the caller wants to add additional endpoints not using the GenericAPIServer's
// auth, then the caller should create a handler for those endpoints, which delegates the
// any unhandled paths to "Handler".
func (c completedConfig) New() (*GenericAPIServer, error) {
if c.Serializer == nil {
return nil, fmt.Errorf("Genericapiserver.New() called with config.Serializer == nil")
}
s := &GenericAPIServer{
ServiceClusterIPRange: c.ServiceClusterIPRange,
ServiceNodePortRange: c.ServiceNodePortRange,
LoopbackClientConfig: c.LoopbackClientConfig,
legacyAPIPrefix: c.APIPrefix,
apiPrefix: c.APIGroupPrefix,
admissionControl: c.AdmissionControl,
requestContextMapper: c.RequestContextMapper,
Serializer: c.Serializer,
minRequestTimeout: time.Duration(c.MinRequestTimeout) * time.Second,
enableSwaggerSupport: c.EnableSwaggerSupport,
MasterCount: c.MasterCount,
SecureServingInfo: c.SecureServingInfo,
InsecureServingInfo: c.InsecureServingInfo,
ExternalAddress: c.ExternalHost,
ClusterIP: c.PublicAddress,
PublicReadWritePort: c.ReadWritePort,
ServiceReadWriteIP: c.ServiceReadWriteIP,
ServiceReadWritePort: c.ServiceReadWritePort,
ExtraServicePorts: c.ExtraServicePorts,
ExtraEndpointPorts: c.ExtraEndpointPorts,
KubernetesServiceNodePort: c.KubernetesServiceNodePort,
apiGroupsForDiscovery: map[string]unversioned.APIGroup{},
enableOpenAPISupport: c.EnableOpenAPISupport,
openAPIInfo: c.OpenAPIInfo,
openAPIDefaultResponse: c.OpenAPIDefaultResponse,
openAPIDefinitions: c.OpenAPIDefinitions,
}
s.HandlerContainer = mux.NewAPIContainer(http.NewServeMux(), c.Serializer)
if c.ProxyDialer != nil || c.ProxyTLSClientConfig != nil {
s.ProxyTransport = utilnet.SetTransportDefaults(&http.Transport{
Dial: c.ProxyDialer,
TLSClientConfig: c.ProxyTLSClientConfig,
})
}
s.installAPI(c.Config)
s.Handler, s.InsecureHandler = c.BuildHandlerChainsFunc(s.HandlerContainer.ServeMux, c.Config)
return s, nil
}
func makeTransport(config *schedulerapi.ExtenderConfig) (http.RoundTripper, error) {
var cfg restclient.Config
if config.TLSConfig != nil {
cfg.TLSClientConfig = *config.TLSConfig
}
if config.EnableHttps {
hasCA := len(cfg.CAFile) > 0 || len(cfg.CAData) > 0
if !hasCA {
cfg.Insecure = true
}
}
tlsConfig, err := restclient.TLSConfigFor(&cfg)
if err != nil {
return nil, err
}
if tlsConfig != nil {
return utilnet.SetTransportDefaults(&http.Transport{
TLSClientConfig: tlsConfig,
}), nil
}
return utilnet.SetTransportDefaults(&http.Transport{}), nil
}
func createClients(numberOfClients int) ([]*clientset.Clientset, []*internalclientset.Clientset, error) {
clients := make([]*clientset.Clientset, numberOfClients)
internalClients := make([]*internalclientset.Clientset, numberOfClients)
for i := 0; i < numberOfClients; i++ {
config, err := framework.LoadConfig()
Expect(err).NotTo(HaveOccurred())
config.QPS = 100
config.Burst = 200
if framework.TestContext.KubeAPIContentType != "" {
config.ContentType = framework.TestContext.KubeAPIContentType
}
// For the purpose of this test, we want to force that clients
// do not share underlying transport (which is a default behavior
// in Kubernetes). Thus, we are explicitly creating transport for
// each client here.
transportConfig, err := config.TransportConfig()
if err != nil {
return nil, nil, err
}
tlsConfig, err := transport.TLSConfigFor(transportConfig)
if err != nil {
return nil, nil, err
}
config.Transport = utilnet.SetTransportDefaults(&http.Transport{
Proxy: http.ProxyFromEnvironment,
TLSHandshakeTimeout: 10 * time.Second,
TLSClientConfig: tlsConfig,
MaxIdleConnsPerHost: 100,
Dial: (&net.Dialer{
Timeout: 30 * time.Second,
KeepAlive: 30 * time.Second,
}).Dial,
})
// Overwrite TLS-related fields from config to avoid collision with
// Transport field.
config.TLSClientConfig = restclient.TLSClientConfig{}
c, err := clientset.NewForConfig(config)
if err != nil {
return nil, nil, err
}
clients[i] = c
internalClient, err := internalclientset.NewForConfig(config)
if err != nil {
return nil, nil, err
}
internalClients[i] = internalClient
}
return clients, internalClients, nil
}
// New creates a token authenticator which validates OpenID Connect ID Tokens.
func New(opts OIDCOptions) (*OIDCAuthenticator, error) {
url, err := url.Parse(opts.IssuerURL)
if err != nil {
return nil, err
}
if url.Scheme != "https" {
return nil, fmt.Errorf("'oidc-issuer-url' (%q) has invalid scheme (%q), require 'https'", opts.IssuerURL, url.Scheme)
}
if opts.UsernameClaim == "" {
return nil, errors.New("no username claim provided")
}
var roots *x509.CertPool
if opts.CAFile != "" {
roots, err = crypto.CertPoolFromFile(opts.CAFile)
if err != nil {
return nil, fmt.Errorf("Failed to read the CA file: %v", err)
}
} else {
glog.Info("OIDC: No x509 certificates provided, will use host's root CA set")
}
// Copied from http.DefaultTransport.
tr := net.SetTransportDefaults(&http.Transport{
// According to golang's doc, if RootCAs is nil,
// TLS uses the host's root CA set.
TLSClientConfig: &tls.Config{RootCAs: roots},
})
authenticator := &OIDCAuthenticator{
issuerURL: opts.IssuerURL,
trustedClientID: opts.ClientID,
usernameClaim: opts.UsernameClaim,
groupsClaim: opts.GroupsClaim,
httpClient: &http.Client{Transport: tr},
}
// Attempt to initialize the authenticator asynchronously.
//
// Ignore errors instead of returning it since the OpenID Connect provider might not be
// available yet, for instance if it's running on the cluster and needs the API server
// to come up first. Errors will be logged within the client() method.
go func() {
defer runtime.HandleCrash()
authenticator.client()
}()
return authenticator, nil
}
// newConnection creates a new connection
func newConnection(url url.URL, dialTimeout time.Duration, allowInsecure, enableV2 bool) *connection {
var isV2 *bool
if !enableV2 {
v2 := false
isV2 = &v2
}
var rt http.RoundTripper
if allowInsecure {
rt = knet.SetTransportDefaults(&http.Transport{
Dial: (&net.Dialer{
Timeout: dialTimeout,
KeepAlive: 30 * time.Second,
}).Dial,
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
})
} else {
rt = knet.SetTransportDefaults(&http.Transport{
Dial: (&net.Dialer{
Timeout: dialTimeout,
KeepAlive: 30 * time.Second,
}).Dial,
})
}
rt = transport.DebugWrappers(rt)
jar, _ := cookiejar.New(nil)
client := &http.Client{Jar: jar, Transport: rt}
return &connection{
url: url,
client: client,
cached: make(map[string]repository),
isV2: isV2,
allowInsecure: allowInsecure,
}
}
func dialHTTP(request, hostPort string) (string, error) {
transport := utilnet.SetTransportDefaults(&http.Transport{})
httpClient := createHTTPClient(transport)
resp, err := httpClient.Get(fmt.Sprintf("http://%s/%s", hostPort, request))
defer transport.CloseIdleConnections()
if err == nil {
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err == nil {
return string(body), nil
}
}
return "", err
}
// buildTransport creates a transport for use in executing HTTPS requests with
// the given certs. Note that the given rootCA must be configured with isCA=true.
func buildTransport(serverName string, rootCA []byte) (*http.Transport, error) {
pool := x509.NewCertPool()
ok := pool.AppendCertsFromPEM(rootCA)
if !ok {
return nil, fmt.Errorf("Unable to load serverCA.")
}
return utilnet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: false,
ServerName: serverName,
RootCAs: pool,
},
}), nil
}
func MakeTransport(config *KubeletClientConfig) (http.RoundTripper, error) {
tlsConfig, err := transport.TLSConfigFor(config.transportConfig())
if err != nil {
return nil, err
}
rt := http.DefaultTransport
if config.Dial != nil || tlsConfig != nil {
rt = utilnet.SetTransportDefaults(&http.Transport{
Dial: config.Dial,
TLSClientConfig: tlsConfig,
})
}
return transport.HTTPWrappersForConfig(config.transportConfig(), rt)
}
func (l *SSHTunnelList) healthCheck(e sshTunnelEntry) error {
// GET the healthcheck path using the provided tunnel's dial function.
transport := utilnet.SetTransportDefaults(&http.Transport{
Dial: e.Tunnel.Dial,
// TODO(cjcullen): Plumb real TLS options through.
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
// We don't reuse the clients, so disable the keep-alive to properly
// close the connection.
DisableKeepAlives: true,
})
client := &http.Client{Transport: transport}
resp, err := client.Get(l.healthCheckURL.String())
if err != nil {
return err
}
resp.Body.Close()
return nil
}
// setUp is a convience function for setting up for (most) tests.
func setUp(t *testing.T) (*Master, *etcdtesting.EtcdTestServer, Config, *assert.Assertions) {
server, storageConfig := etcdtesting.NewUnsecuredEtcd3TestClientServer(t)
config := &Config{
GenericConfig: genericapiserver.NewConfig(),
APIServerServicePort: 443,
MasterCount: 1,
}
resourceEncoding := genericapiserver.NewDefaultResourceEncodingConfig()
resourceEncoding.SetVersionEncoding(api.GroupName, registered.GroupOrDie(api.GroupName).GroupVersion, unversioned.GroupVersion{Group: api.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(autoscaling.GroupName, *testapi.Autoscaling.GroupVersion(), unversioned.GroupVersion{Group: autoscaling.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(batch.GroupName, *testapi.Batch.GroupVersion(), unversioned.GroupVersion{Group: batch.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(apps.GroupName, *testapi.Apps.GroupVersion(), unversioned.GroupVersion{Group: apps.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(extensions.GroupName, *testapi.Extensions.GroupVersion(), unversioned.GroupVersion{Group: extensions.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(rbac.GroupName, *testapi.Rbac.GroupVersion(), unversioned.GroupVersion{Group: rbac.GroupName, Version: runtime.APIVersionInternal})
resourceEncoding.SetVersionEncoding(certificates.GroupName, *testapi.Certificates.GroupVersion(), unversioned.GroupVersion{Group: certificates.GroupName, Version: runtime.APIVersionInternal})
storageFactory := genericapiserver.NewDefaultStorageFactory(*storageConfig, testapi.StorageMediaType(), api.Codecs, resourceEncoding, DefaultAPIResourceConfigSource())
kubeVersion := version.Get()
config.GenericConfig.Version = &kubeVersion
config.StorageFactory = storageFactory
config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
config.GenericConfig.PublicAddress = net.ParseIP("192.168.10.4")
config.GenericConfig.LegacyAPIGroupPrefixes = sets.NewString("/api")
config.GenericConfig.APIResourceConfigSource = DefaultAPIResourceConfigSource()
config.GenericConfig.RequestContextMapper = api.NewRequestContextMapper()
config.GenericConfig.LoopbackClientConfig = &restclient.Config{APIPath: "/api", ContentConfig: restclient.ContentConfig{NegotiatedSerializer: api.Codecs}}
config.GenericConfig.EnableMetrics = true
config.EnableCoreControllers = false
config.KubeletClientConfig = kubeletclient.KubeletClientConfig{Port: 10250}
config.ProxyTransport = utilnet.SetTransportDefaults(&http.Transport{
Dial: func(network, addr string) (net.Conn, error) { return nil, nil },
TLSClientConfig: &tls.Config{},
})
master, err := config.Complete().New()
if err != nil {
t.Fatal(err)
}
return master, server, *config, assert.New(t)
}
func TestContainerRegistryNoStorageScope(t *testing.T) {
const (
serviceAccountsEndpoint = "/computeMetadata/v1/instance/service-accounts/"
defaultEndpoint = "/computeMetadata/v1/instance/service-accounts/default/"
scopeEndpoint = defaultEndpoint + "scopes"
)
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Only serve the URL key and the value endpoint
if scopeEndpoint == r.URL.Path {
w.WriteHeader(http.StatusOK)
w.Header().Set("Content-Type", "application/json")
fmt.Fprint(w, `["https://www.googleapis.com/auth/compute.read_write"]`)
} else if serviceAccountsEndpoint == r.URL.Path {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, "default/\ncustom")
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
defer server.Close()
var err error
gceProductNameFile, err = createProductNameFile()
if err != nil {
t.Errorf("failed to create gce product name file: %v", err)
}
defer os.Remove(gceProductNameFile)
// Make a transport that reroutes all traffic to the example server
transport := utilnet.SetTransportDefaults(&http.Transport{
Proxy: func(req *http.Request) (*url.URL, error) {
return url.Parse(server.URL + req.URL.Path)
},
})
provider := &containerRegistryProvider{
metadataProvider{Client: &http.Client{Transport: transport}},
}
if provider.Enabled() {
t.Errorf("Provider is unexpectedly enabled")
}
}
func (config *KubeProxyTestConfig) hitLoadBalancer(epCount int) {
lbIP := config.loadBalancerService.Status.LoadBalancer.Ingress[0].IP
hostNames := make(map[string]bool)
tries := epCount*epCount + 5
for i := 0; i < tries; i++ {
transport := utilnet.SetTransportDefaults(&http.Transport{})
httpClient := createHTTPClient(transport)
resp, err := httpClient.Get(fmt.Sprintf("http://%s:%d/hostName", lbIP, loadBalancerHttpPort))
if err == nil {
defer resp.Body.Close()
hostName, err := ioutil.ReadAll(resp.Body)
if err == nil {
hostNames[string(hostName)] = true
}
}
transport.CloseIdleConnections()
}
Expect(len(hostNames)).To(BeNumerically("==", epCount), "LoadBalancer did not hit all pods")
}
func tryAccessURL(t *testing.T, url string, expectedStatus int, expectedRedirectLocation string, expectedLinks []string) *http.Response {
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
})
req, err := http.NewRequest("GET", url, nil)
req.Header.Set("Accept", "text/html")
resp, err := transport.RoundTrip(req)
if err != nil {
t.Errorf("Unexpected error while accessing %q: %v", url, err)
return nil
}
if resp.StatusCode != expectedStatus {
t.Errorf("Expected status %d for %q, got %d", expectedStatus, url, resp.StatusCode)
}
// ignore query parameters
location := resp.Header.Get("Location")
location = strings.SplitN(location, "?", 2)[0]
if location != expectedRedirectLocation {
t.Errorf("Expected redirection to %q for %q, got %q instead", expectedRedirectLocation, url, location)
}
if expectedLinks != nil {
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
t.Errorf("failed to read reposponse's body: %v", err)
} else {
for _, linkRegexp := range expectedLinks {
matched, err := regexp.Match(linkRegexp, body)
if err != nil {
t.Errorf("unexpected error: %v", err)
} else if !matched {
t.Errorf("Expected response body to match %s", linkRegexp)
t.Logf("Response body was %s", body)
}
}
}
}
return resp
}
func TestRootRedirect(t *testing.T) {
testutil.RequireEtcd(t)
masterConfig, _, err := testserver.StartTestMasterAPI()
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
transport := knet.SetTransportDefaults(&http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
})
req, err := http.NewRequest("GET", masterConfig.AssetConfig.MasterPublicURL, nil)
req.Header.Set("Accept", "*/*")
resp, err := transport.RoundTrip(req)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if resp.StatusCode != http.StatusOK {
t.Errorf("Expected %d, got %d", http.StatusOK, resp.StatusCode)
}
if resp.Header.Get("Content-Type") != "application/json" {
t.Errorf("Expected %s, got %s", "application/json", resp.Header.Get("Content-Type"))
}
req, err = http.NewRequest("GET", masterConfig.AssetConfig.MasterPublicURL, nil)
req.Header.Set("Accept", "text/html")
resp, err = transport.RoundTrip(req)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if resp.StatusCode != http.StatusFound {
t.Errorf("Expected %d, got %d", http.StatusFound, resp.StatusCode)
}
if resp.Header.Get("Location") != masterConfig.AssetConfig.PublicURL {
t.Errorf("Expected %s, got %s", masterConfig.AssetConfig.PublicURL, resp.Header.Get("Location"))
}
// TODO add a test for when asset config is nil, the redirect should not occur in this case even when
// accept header contains text/html
}
