Merge pull request #22304 from ericchiang/bump_go_oidc

Godeps/Godeps.json

@@ -271,23 +271,23 @@
 		},
 		{
 			"ImportPath": "github.com/coreos/go-oidc/http",
-			"Rev": "024cdeee09d02fb439eb55bc422e582ac115615b"
+			"Rev": "d7cb66526fffc811d602b6770581064f4b66b507"
 		},
 		{
 			"ImportPath": "github.com/coreos/go-oidc/jose",
-			"Rev": "024cdeee09d02fb439eb55bc422e582ac115615b"
+			"Rev": "d7cb66526fffc811d602b6770581064f4b66b507"
 		},
 		{
 			"ImportPath": "github.com/coreos/go-oidc/key",
-			"Rev": "024cdeee09d02fb439eb55bc422e582ac115615b"
+			"Rev": "d7cb66526fffc811d602b6770581064f4b66b507"
 		},
 		{
 			"ImportPath": "github.com/coreos/go-oidc/oauth2",
-			"Rev": "024cdeee09d02fb439eb55bc422e582ac115615b"
+			"Rev": "d7cb66526fffc811d602b6770581064f4b66b507"
 		},
 		{
 			"ImportPath": "github.com/coreos/go-oidc/oidc",
-			"Rev": "024cdeee09d02fb439eb55bc422e582ac115615b"
+			"Rev": "d7cb66526fffc811d602b6770581064f4b66b507"
 		},
 		{
 			"ImportPath": "github.com/coreos/go-semver/semver",

Godeps/_workspace/src/github.com/coreos/go-oidc/http/client.go

 package http
 
-import (
-	"io/ioutil"
-	"net/http"
-	"net/http/httptest"
-)
+import "net/http"
 
 type Client interface {
 	Do(*http.Request) (*http.Response, error)
 }
-
-type HandlerClient struct {
-	Handler http.Handler
-}
-
-func (hc *HandlerClient) Do(r *http.Request) (*http.Response, error) {
-	w := httptest.NewRecorder()
-	hc.Handler.ServeHTTP(w, r)
-
-	resp := http.Response{
-		StatusCode: w.Code,
-		Header:     w.Header(),
-		Body:       ioutil.NopCloser(w.Body),
-	}
-
-	return &resp, nil
-}
-
-type RequestRecorder struct {
-	Response *http.Response
-	Error    error
-
-	Request *http.Request
-}
-
-func (rr *RequestRecorder) Do(req *http.Request) (*http.Response, error) {
-	rr.Request = req
-
-	if rr.Response == nil && rr.Error == nil {
-		panic("RequestRecorder Response and Error cannot both be nil")
-	} else if rr.Response != nil && rr.Error != nil {
-		panic("RequestRecorder Response and Error cannot both be non-nil")
-	}
-
-	return rr.Response, rr.Error
-}
-
-func (rr *RequestRecorder) RoundTrip(req *http.Request) (*http.Response, error) {
-	return rr.Do(req)
-}

Godeps/_workspace/src/github.com/coreos/go-oidc/jose/claims.go

@@ -3,6 +3,7 @@ package jose
 import (
 	"encoding/json"
 	"fmt"
+	"math"
 	"time"
 )
 
@@ -70,13 +71,33 @@ func (c Claims) Int64Claim(name string) (int64, bool, error) {
 	return v, true, nil
 }
 
+func (c Claims) Float64Claim(name string) (float64, bool, error) {
+	cl, ok := c[name]
+	if !ok {
+		return 0, false, nil
+	}
+
+	v, ok := cl.(float64)
+	if !ok {
+		vi, ok := cl.(int64)
+		if !ok {
+			return 0, false, fmt.Errorf("unable to parse claim as float64: %v", name)
+		}
+		v = float64(vi)
+	}
+
+	return v, true, nil
+}
+
 func (c Claims) TimeClaim(name string) (time.Time, bool, error) {
-	v, ok, err := c.Int64Claim(name)
+	v, ok, err := c.Float64Claim(name)
 	if !ok || err != nil {
 		return time.Time{}, ok, err
 	}
 
-	return time.Unix(v, 0).UTC(), true, nil
+	s := math.Trunc(v)
+	ns := (v - s) * math.Pow(10, 9)
+	return time.Unix(int64(s), int64(ns)).UTC(), true, nil
 }
 
 func decodeClaims(payload []byte) (Claims, error) {

Godeps/_workspace/src/github.com/coreos/go-oidc/jose/jose.go

@@ -13,6 +13,57 @@ const (
 	HeaderKeyID        = "kid"
 )
 
+const (
+	// Encryption Algorithm Header Parameter Values for JWS
+	// See: https://tools.ietf.org/html/draft-ietf-jose-json-web-algorithms-40#page-6
+	AlgHS256 = "HS256"
+	AlgHS384 = "HS384"
+	AlgHS512 = "HS512"
+	AlgRS256 = "RS256"
+	AlgRS384 = "RS384"
+	AlgRS512 = "RS512"
+	AlgES256 = "ES256"
+	AlgES384 = "ES384"
+	AlgES512 = "ES512"
+	AlgPS256 = "PS256"
+	AlgPS384 = "PS384"
+	AlgPS512 = "PS512"
+	AlgNone  = "none"
+)
+
+const (
+	// Algorithm Header Parameter Values for JWE
+	// See: https://tools.ietf.org/html/draft-ietf-jose-json-web-algorithms-40#section-4.1
+	AlgRSA15            = "RSA1_5"
+	AlgRSAOAEP          = "RSA-OAEP"
+	AlgRSAOAEP256       = "RSA-OAEP-256"
+	AlgA128KW           = "A128KW"
+	AlgA192KW           = "A192KW"
+	AlgA256KW           = "A256KW"
+	AlgDir              = "dir"
+	AlgECDHES           = "ECDH-ES"
+	AlgECDHESA128KW     = "ECDH-ES+A128KW"
+	AlgECDHESA192KW     = "ECDH-ES+A192KW"
+	AlgECDHESA256KW     = "ECDH-ES+A256KW"
+	AlgA128GCMKW        = "A128GCMKW"
+	AlgA192GCMKW        = "A192GCMKW"
+	AlgA256GCMKW        = "A256GCMKW"
+	AlgPBES2HS256A128KW = "PBES2-HS256+A128KW"
+	AlgPBES2HS384A192KW = "PBES2-HS384+A192KW"
+	AlgPBES2HS512A256KW = "PBES2-HS512+A256KW"
+)
+
+const (
+	// Encryption Algorithm Header Parameter Values for JWE
+	// See: https://tools.ietf.org/html/draft-ietf-jose-json-web-algorithms-40#page-22
+	EncA128CBCHS256 = "A128CBC-HS256"
+	EncA128CBCHS384 = "A128CBC-HS384"
+	EncA256CBCHS512 = "A256CBC-HS512"
+	EncA128GCM      = "A128GCM"
+	EncA192GCM      = "A192GCM"
+	EncA256GCM      = "A256GCM"
+)
+
 type JOSEHeader map[string]string
 
 func (j JOSEHeader) Validate() error {

Godeps/_workspace/src/github.com/coreos/go-oidc/jose/jwk.go

@@ -70,6 +70,10 @@ func (j *JWK) UnmarshalJSON(data []byte) error {
 	return nil
 }
 
+type JWKSet struct {
+	Keys []JWK `json:"keys"`
+}
+
 func decodeExponent(e string) (int, error) {
 	decE, err := decodeBase64URLPaddingOptional(e)
 	if err != nil {

Godeps/_workspace/src/github.com/coreos/go-oidc/key/key.go

@@ -135,7 +135,7 @@ func (s *PrivateKeySet) Active() *PrivateKey {
 type GeneratePrivateKeyFunc func() (*PrivateKey, error)
 
 func GeneratePrivateKey() (*PrivateKey, error) {
-	pk, err := rsa.GenerateKey(rand.Reader, 1024)
+	pk, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
 		return nil, err
 	}

Godeps/_workspace/src/github.com/coreos/go-oidc/key/repo.go

 package key
 
-import "errors"
+import (
+	"errors"
+	"sync"
+)
 
 var ErrorNoKeys = errors.New("no keys found")
 
@@ -22,6 +25,7 @@ func NewPrivateKeySetRepo() PrivateKeySetRepo {
 }
 
 type memPrivateKeySetRepo struct {
+	mu  sync.RWMutex
 	pks PrivateKeySet
 }
 
@@ -33,11 +37,17 @@ func (r *memPrivateKeySetRepo) Set(ks KeySet) error {
 		return errors.New("nil KeySet")
 	}
 
+	r.mu.Lock()
+	defer r.mu.Unlock()
+
 	r.pks = *pks
 	return nil
 }
 
 func (r *memPrivateKeySetRepo) Get() (KeySet, error) {
+	r.mu.RLock()
+	defer r.mu.RUnlock()
+
 	if r.pks.keys == nil {
 		return nil, ErrorNoKeys
 	}

Godeps/_workspace/src/github.com/coreos/go-oidc/key/sync.go

@@ -29,7 +29,7 @@ func (s *KeySetSyncer) Run() chan struct{} {
 		var failing bool
 		var next time.Duration
 		for {
-			exp, err := sync(s.readable, s.writable, s.clock)
+			exp, err := syncKeySet(s.readable, s.writable, s.clock)
 			if err != nil || exp == 0 {
 				if !failing {
 					failing = true
@@ -62,12 +62,12 @@ func (s *KeySetSyncer) Run() chan struct{} {
 }
 
 func Sync(r ReadableKeySetRepo, w WritableKeySetRepo) (time.Duration, error) {
-	return sync(r, w, clockwork.NewRealClock())
+	return syncKeySet(r, w, clockwork.NewRealClock())
 }
 
-// sync copies the keyset from r to the KeySet at w and returns the duration in which the KeySet will expire.
+// syncKeySet copies the keyset from r to the KeySet at w and returns the duration in which the KeySet will expire.
 // If keyset has already expired, returns a zero duration.
-func sync(r ReadableKeySetRepo, w WritableKeySetRepo, clock clockwork.Clock) (exp time.Duration, err error) {
+func syncKeySet(r ReadableKeySetRepo, w WritableKeySetRepo, clock clockwork.Clock) (exp time.Duration, err error) {
 	var ks KeySet
 	ks, err = r.Get()
 	if err != nil {

Godeps/_workspace/src/github.com/coreos/go-oidc/oauth2/oauth2.go

@@ -8,14 +8,49 @@ import (
 	"mime"
 	"net/http"
 	"net/url"
+	"sort"
 	"strconv"
 	"strings"
 
 	phttp "github.com/coreos/go-oidc/http"
 )
 
+// ResponseTypesEqual compares two response_type values. If either
+// contains a space, it is treated as an unordered list. For example,
+// comparing "code id_token" and "id_token code" would evaluate to true.
+func ResponseTypesEqual(r1, r2 string) bool {
+	if !strings.Contains(r1, " ") || !strings.Contains(r2, " ") {
+		// fast route, no split needed
+		return r1 == r2
+	}
+
+	// split, sort, and compare
+	r1Fields := strings.Fields(r1)
+	r2Fields := strings.Fields(r2)
+	if len(r1Fields) != len(r2Fields) {
+		return false
+	}
+	sort.Strings(r1Fields)
+	sort.Strings(r2Fields)
+	for i, r1Field := range r1Fields {
+		if r1Field != r2Fields[i] {
+			return false
+		}
+	}
+	return true
+}
+
 const (
-	ResponseTypeCode = "code"
+	// OAuth2.0 response types registered by OIDC.
+	//
+	// See: https://openid.net/specs/oauth-v2-multiple-response-types-1_0.html#RegistryContents
+	ResponseTypeCode             = "code"
+	ResponseTypeCodeIDToken      = "code id_token"
+	ResponseTypeCodeIDTokenToken = "code id_token token"
+	ResponseTypeIDToken          = "id_token"
+	ResponseTypeIDTokenToken     = "id_token token"
+	ResponseTypeToken            = "token"
+	ResponseTypeNone             = "none"
 )
 
 const (
@@ -136,22 +171,24 @@ func (c *Client) commonURLValues() url.Values {
 	}
 }
 
-func (c *Client) newAuthenticatedRequest(url string, values url.Values) (*http.Request, error) {
+func (c *Client) newAuthenticatedRequest(urlToken string, values url.Values) (*http.Request, error) {
 	var req *http.Request
 	var err error
 	switch c.authMethod {
 	case AuthMethodClientSecretPost:
 		values.Set("client_secret", c.creds.Secret)
-		req, err = http.NewRequest("POST", url, strings.NewReader(values.Encode()))
+		req, err = http.NewRequest("POST", urlToken, strings.NewReader(values.Encode()))
 		if err != nil {
 			return nil, err
 		}
 	case AuthMethodClientSecretBasic:
-		req, err = http.NewRequest("POST", url, strings.NewReader(values.Encode()))
+		req, err = http.NewRequest("POST", urlToken, strings.NewReader(values.Encode()))
 		if err != nil {
 			return nil, err
 		}
-		req.SetBasicAuth(c.creds.ID, c.creds.Secret)
+		encodedID := url.QueryEscape(c.creds.ID)
+		encodedSecret := url.QueryEscape(c.creds.Secret)
+		req.SetBasicAuth(encodedID, encodedSecret)
 	default:
 		panic("misconfigured client: auth method not supported")
 	}

Godeps/_workspace/src/github.com/coreos/go-oidc/oidc/util.go

@@ -59,8 +59,8 @@ func NewClaims(iss, sub string, aud interface{}, iat, exp time.Time) jose.Claims
 		"iss": iss,
 		"sub": sub,
 		"aud": aud,
-		"iat": float64(iat.Unix()),
-		"exp": float64(exp.Unix()),
+		"iat": iat.Unix(),
+		"exp": exp.Unix(),
 	}
 }
 

plugin/pkg/auth/authenticator/token/oidc/oidc.go

@@ -99,10 +99,6 @@ func New(issuerURL, clientID, caFile, usernameClaim, groupsClaim string) (*OIDCA
 
 	glog.Infof("Fetched provider config from %s: %#v", issuerURL, cfg)
 
-	if cfg.KeysEndpoint == "" {
-		return nil, fmt.Errorf("OIDC provider must provide 'jwks_uri' for public key discovery")
-	}
-
 	ccfg := oidc.ClientConfig{
 		HTTPClient:     hc,
 		Credentials:    oidc.ClientCredentials{ID: clientID},

plugin/pkg/auth/authenticator/token/oidc/oidc_test.go

@@ -31,6 +31,7 @@ import (
 	"net"
 	"net/http"
 	"net/http/httptest"
+	"net/url"
 	"os"
 	"path"
 	"path/filepath"
@@ -70,8 +71,16 @@ func newOIDCProvider(t *testing.T) *oidcProvider {
 
 }
 
+func mustParseURL(t *testing.T, s string) *url.URL {
+	u, err := url.Parse(s)
+	if err != nil {
+		t.Fatalf("Failed to parse url: %v", err)
+	}
+	return u
+}
+
 func (op *oidcProvider) handleConfig(w http.ResponseWriter, req *http.Request) {
-	b, err := json.Marshal(op.pcfg)
+	b, err := json.Marshal(&op.pcfg)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
@@ -203,7 +212,7 @@ func TestOIDCDiscoveryTimeout(t *testing.T) {
 
 func TestOIDCDiscoveryNoKeyEndpoint(t *testing.T) {
 	var err error
-	expectErr := fmt.Errorf("OIDC provider must provide 'jwks_uri' for public key discovery")
+	expectErr := fmt.Errorf("failed to fetch provider config after 3 retries")
 
 	cert := path.Join(os.TempDir(), "oidc-cert")
 	key := path.Join(os.TempDir(), "oidc-key")
@@ -225,7 +234,7 @@ func TestOIDCDiscoveryNoKeyEndpoint(t *testing.T) {
 	// defer srv.Close()
 
 	op.pcfg = oidc.ProviderConfig{
-		Issuer: srv.URL,
+		Issuer: mustParseURL(t, srv.URL), // An invalid ProviderConfig. Keys endpoint is required.
 	}
 
 	_, err = New(srv.URL, "client-foo", cert, "sub", "")
@@ -245,8 +254,8 @@ func TestOIDCDiscoverySecureConnection(t *testing.T) {
 	// defer srv.Close()
 
 	op.pcfg = oidc.ProviderConfig{
-		Issuer:       srv.URL,
-		KeysEndpoint: srv.URL + "/keys",
+		Issuer:       mustParseURL(t, srv.URL),
+		KeysEndpoint: mustParseURL(t, srv.URL+"/keys"),
 	}
 
 	expectErr := fmt.Errorf("'oidc-issuer-url' (%q) has invalid scheme (%q), require 'https'", srv.URL, "http")
@@ -282,8 +291,8 @@ func TestOIDCDiscoverySecureConnection(t *testing.T) {
 	// defer tlsSrv.Close()
 
 	op.pcfg = oidc.ProviderConfig{
-		Issuer:       tlsSrv.URL,
-		KeysEndpoint: tlsSrv.URL + "/keys",
+		Issuer:       mustParseURL(t, tlsSrv.URL),
+		KeysEndpoint: mustParseURL(t, tlsSrv.URL+"/keys"),
 	}
 
 	// Create a client using cert2, should fail.
@@ -317,9 +326,15 @@ func TestOIDCAuthentication(t *testing.T) {
 	// TODO: Uncomment when fix #19254
 	// defer srv.Close()
 
+	// A provider config with all required fields.
 	op.pcfg = oidc.ProviderConfig{
-		Issuer:       srv.URL,
-		KeysEndpoint: srv.URL + "/keys",
+		Issuer:                  mustParseURL(t, srv.URL),
+		AuthEndpoint:            mustParseURL(t, srv.URL+"/auth"),
+		TokenEndpoint:           mustParseURL(t, srv.URL+"/token"),
+		KeysEndpoint:            mustParseURL(t, srv.URL+"/keys"),
+		ResponseTypesSupported:  []string{"code"},
+		SubjectTypesSupported:   []string{"public"},
+		IDTokenSigningAlgValues: []string{"RS256"},
 	}
 
 	tests := []struct {
@@ -371,7 +386,7 @@ func TestOIDCAuthentication(t *testing.T) {
 			op.generateMalformedToken(t, srv.URL, "client-foo", "client-foo", "sub", "user-foo", "", nil),
 			nil,
 			false,
-			"malformed JWS, unable to decode signature",
+			"oidc: unable to verify JWT signature: no matching keys",
 		},
 		{
 			// Invalid 'aud'.
@@ -404,7 +419,8 @@ func TestOIDCAuthentication(t *testing.T) {
 	for i, tt := range tests {
 		client, err := New(srv.URL, "client-foo", cert, tt.userClaim, tt.groupsClaim)
 		if err != nil {
-			t.Fatalf("Unexpected error: %v", err)
+			t.Errorf("Unexpected error: %v", err)
+			continue
 		}
 
 		user, result, err := client.AuthenticateToken(tt.token)