Add upstreamoidc.ProviderConfig type implementing provider.UpstreamOIDCIdentityProviderI.

Signed-off-by: Matt Moyer <moyerm@vmware.com>
This commit is contained in:
Matt Moyer 2020-11-30 14:54:11 -06:00
parent 58a3e35c51
commit d64acbb5a9
No known key found for this signature in database
GPG Key ID: EAE88AD172C5AE2D
5 changed files with 391 additions and 84 deletions

View File

@ -17,6 +17,7 @@ import (
"github.com/coreos/go-oidc"
"github.com/go-logr/logr"
"golang.org/x/oauth2"
"k8s.io/apimachinery/pkg/api/equality"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
@ -30,6 +31,7 @@ import (
pinnipedcontroller "go.pinniped.dev/internal/controller"
"go.pinniped.dev/internal/controllerlib"
"go.pinniped.dev/internal/oidc/provider"
"go.pinniped.dev/internal/upstreamoidc"
)
const (
@ -150,10 +152,14 @@ func (c *controller) Sync(ctx controllerlib.Context) error {
// validateUpstream validates the provided v1alpha1.UpstreamOIDCProvider and returns the validated configuration as a
// provider.UpstreamOIDCIdentityProvider. As a side effect, it also updates the status of the v1alpha1.UpstreamOIDCProvider.
func (c *controller) validateUpstream(ctx controllerlib.Context, upstream *v1alpha1.UpstreamOIDCProvider) *provider.UpstreamOIDCIdentityProvider {
result := provider.UpstreamOIDCIdentityProvider{
func (c *controller) validateUpstream(ctx controllerlib.Context, upstream *v1alpha1.UpstreamOIDCProvider) *upstreamoidc.ProviderConfig {
result := upstreamoidc.ProviderConfig{
Name: upstream.Name,
Config: &oauth2.Config{
Scopes: computeScopes(upstream.Spec.AuthorizationConfig.AdditionalScopes),
},
UsernameClaim: upstream.Spec.Claims.Username,
GroupsClaim: upstream.Spec.Claims.Groups,
}
conditions := []*v1alpha1.Condition{
c.validateSecret(upstream, &result),
@ -180,7 +186,7 @@ func (c *controller) validateUpstream(ctx controllerlib.Context, upstream *v1alp
}
// validateSecret validates the .spec.client.secretName field and returns the appropriate ClientCredentialsValid condition.
func (c *controller) validateSecret(upstream *v1alpha1.UpstreamOIDCProvider, result *provider.UpstreamOIDCIdentityProvider) *v1alpha1.Condition {
func (c *controller) validateSecret(upstream *v1alpha1.UpstreamOIDCProvider, result *upstreamoidc.ProviderConfig) *v1alpha1.Condition {
secretName := upstream.Spec.Client.SecretName
// Fetch the Secret from informer cache.
@ -217,7 +223,7 @@ func (c *controller) validateSecret(upstream *v1alpha1.UpstreamOIDCProvider, res
}
// If everything is valid, update the result and set the condition to true.
result.ClientID = string(clientID)
result.Config.ClientID = string(clientID)
return &v1alpha1.Condition{
Type: typeClientCredsValid,
Status: v1alpha1.ConditionTrue,
@ -227,7 +233,7 @@ func (c *controller) validateSecret(upstream *v1alpha1.UpstreamOIDCProvider, res
}
// validateIssuer validates the .spec.issuer field, performs OIDC discovery, and returns the appropriate OIDCDiscoverySucceeded condition.
func (c *controller) validateIssuer(ctx context.Context, upstream *v1alpha1.UpstreamOIDCProvider, result *provider.UpstreamOIDCIdentityProvider) *v1alpha1.Condition {
func (c *controller) validateIssuer(ctx context.Context, upstream *v1alpha1.UpstreamOIDCProvider, result *upstreamoidc.ProviderConfig) *v1alpha1.Condition {
// Get the provider (from cache if possible).
discoveredProvider := c.validatorCache.getProvider(&upstream.Spec)
@ -258,8 +264,6 @@ func (c *controller) validateIssuer(ctx context.Context, upstream *v1alpha1.Upst
c.validatorCache.putProvider(&upstream.Spec, discoveredProvider)
}
// TODO also parse the token endpoint from the discovery info and put it onto the `result`
// Parse out and validate the discovered authorize endpoint.
authURL, err := url.Parse(discoveredProvider.Endpoint().AuthURL)
if err != nil {
@ -280,7 +284,8 @@ func (c *controller) validateIssuer(ctx context.Context, upstream *v1alpha1.Upst
}
// If everything is valid, update the result and set the condition to true.
result.AuthorizationURL = *authURL
result.Config.Endpoint = discoveredProvider.Endpoint()
result.Provider = discoveredProvider
return &v1alpha1.Condition{
Type: typeOIDCDiscoverySucceeded,
Status: v1alpha1.ConditionTrue,

View File

@ -24,9 +24,11 @@ import (
pinnipedfake "go.pinniped.dev/generated/1.19/client/supervisor/clientset/versioned/fake"
pinnipedinformers "go.pinniped.dev/generated/1.19/client/supervisor/informers/externalversions"
"go.pinniped.dev/internal/controllerlib"
"go.pinniped.dev/internal/oidc/oidctestutil"
"go.pinniped.dev/internal/oidc/provider"
"go.pinniped.dev/internal/testutil"
"go.pinniped.dev/internal/testutil/testlogger"
"go.pinniped.dev/internal/upstreamoidc"
)
func TestController(t *testing.T) {
@ -49,6 +51,8 @@ func TestController(t *testing.T) {
testClientID = "test-oidc-client-id"
testClientSecret = "test-oidc-client-secret"
testValidSecretData = map[string][]byte{"clientID": []byte(testClientID), "clientSecret": []byte(testClientSecret)}
testGroupsClaim = "test-groups-claim"
testUsernameClaim = "test-username-claim"
)
tests := []struct {
name string
@ -56,7 +60,7 @@ func TestController(t *testing.T) {
inputSecrets []runtime.Object
wantErr string
wantLogs []string
wantResultingCache []provider.UpstreamOIDCIdentityProvider
wantResultingCache []provider.UpstreamOIDCIdentityProviderI
wantResultingUpstreams []v1alpha1.UpstreamOIDCProvider
}{
{
@ -80,7 +84,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="discovered issuer configuration" "reason"="Success" "status"="True" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="secret \"test-client-secret\" not found" "name"="test-name" "namespace"="test-namespace" "reason"="SecretNotFound" "type"="ClientCredentialsValid"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -126,7 +130,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="discovered issuer configuration" "reason"="Success" "status"="True" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="referenced Secret \"test-client-secret\" has wrong type \"some-other-type\" (should be \"secrets.pinniped.dev/oidc-client\")" "name"="test-name" "namespace"="test-namespace" "reason"="SecretWrongType" "type"="ClientCredentialsValid"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -171,7 +175,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="discovered issuer configuration" "reason"="Success" "status"="True" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="referenced Secret \"test-client-secret\" is missing required keys [\"clientID\" \"clientSecret\"]" "name"="test-name" "namespace"="test-namespace" "reason"="SecretMissingKeys" "type"="ClientCredentialsValid"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -219,7 +223,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="spec.certificateAuthorityData is invalid: illegal base64 data at input byte 7" "reason"="InvalidTLSConfig" "status"="False" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="spec.certificateAuthorityData is invalid: illegal base64 data at input byte 7" "name"="test-name" "namespace"="test-namespace" "reason"="InvalidTLSConfig" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -267,7 +271,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="spec.certificateAuthorityData is invalid: no certificates found" "reason"="InvalidTLSConfig" "status"="False" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="spec.certificateAuthorityData is invalid: no certificates found" "name"="test-name" "namespace"="test-namespace" "reason"="InvalidTLSConfig" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -312,7 +316,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="failed to perform OIDC discovery against \"invalid-url\"" "reason"="Unreachable" "status"="False" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="failed to perform OIDC discovery against \"invalid-url\"" "name"="test-name" "namespace"="test-namespace" "reason"="Unreachable" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -358,7 +362,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="failed to parse authorization endpoint URL: parse \"%\": invalid URL escape \"%\"" "reason"="InvalidResponse" "status"="False" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="failed to parse authorization endpoint URL: parse \"%\": invalid URL escape \"%\"" "name"="test-name" "namespace"="test-namespace" "reason"="InvalidResponse" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -404,7 +408,7 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="authorization endpoint URL scheme must be \"https\", not \"http\"" "reason"="InvalidResponse" "status"="False" "type"="OIDCDiscoverySucceeded"`,
`upstream-observer "error"="UpstreamOIDCProvider has a failing condition" "msg"="found failing condition" "message"="authorization endpoint URL scheme must be \"https\", not \"http\"" "name"="test-name" "namespace"="test-namespace" "reason"="InvalidResponse" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{},
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -437,6 +441,7 @@ func TestController(t *testing.T) {
TLS: &v1alpha1.TLSSpec{CertificateAuthorityData: testIssuerCABase64},
Client: v1alpha1.OIDCClient{SecretName: testSecretName},
AuthorizationConfig: v1alpha1.OIDCAuthorizationConfig{AdditionalScopes: append(testAdditionalScopes, "xyz", "openid")},
Claims: v1alpha1.OIDCClaims{Groups: testGroupsClaim, Username: testUsernameClaim},
},
Status: v1alpha1.UpstreamOIDCProviderStatus{
Phase: "Error",
@ -455,12 +460,16 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="loaded client credentials" "reason"="Success" "status"="True" "type"="ClientCredentialsValid"`,
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="discovered issuer configuration" "reason"="Success" "status"="True" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{{
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{
&oidctestutil.TestUpstreamOIDCIdentityProvider{
Name: testName,
ClientID: testClientID,
AuthorizationURL: *testIssuerAuthorizeURL,
Scopes: append(testExpectedScopes, "xyz"),
}},
UsernameClaim: testUsernameClaim,
GroupsClaim: testGroupsClaim,
},
},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -481,6 +490,7 @@ func TestController(t *testing.T) {
TLS: &v1alpha1.TLSSpec{CertificateAuthorityData: testIssuerCABase64},
Client: v1alpha1.OIDCClient{SecretName: testSecretName},
AuthorizationConfig: v1alpha1.OIDCAuthorizationConfig{AdditionalScopes: testAdditionalScopes},
Claims: v1alpha1.OIDCClaims{Groups: testGroupsClaim, Username: testUsernameClaim},
},
Status: v1alpha1.UpstreamOIDCProviderStatus{
Phase: "Ready",
@ -499,12 +509,16 @@ func TestController(t *testing.T) {
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="loaded client credentials" "reason"="Success" "status"="True" "type"="ClientCredentialsValid"`,
`upstream-observer "level"=0 "msg"="updated condition" "name"="test-name" "namespace"="test-namespace" "message"="discovered issuer configuration" "reason"="Success" "status"="True" "type"="OIDCDiscoverySucceeded"`,
},
wantResultingCache: []provider.UpstreamOIDCIdentityProvider{{
wantResultingCache: []provider.UpstreamOIDCIdentityProviderI{
&oidctestutil.TestUpstreamOIDCIdentityProvider{
Name: testName,
ClientID: testClientID,
AuthorizationURL: *testIssuerAuthorizeURL,
Scopes: testExpectedScopes,
}},
UsernameClaim: testUsernameClaim,
GroupsClaim: testGroupsClaim,
},
},
wantResultingUpstreams: []v1alpha1.UpstreamOIDCProvider{{
ObjectMeta: metav1.ObjectMeta{Namespace: testNamespace, Name: testName, Generation: 1234},
Status: v1alpha1.UpstreamOIDCProviderStatus{
@ -527,9 +541,9 @@ func TestController(t *testing.T) {
kubeInformers := informers.NewSharedInformerFactory(fakeKubeClient, 0)
testLog := testlogger.New(t)
cache := provider.NewDynamicUpstreamIDPProvider()
initialProviderList := make([]provider.UpstreamOIDCIdentityProviderI, 1)
initialProviderList[0] = &provider.UpstreamOIDCIdentityProvider{Name: "initial-entry"}
cache.SetIDPList(initialProviderList)
cache.SetIDPList([]provider.UpstreamOIDCIdentityProviderI{
&upstreamoidc.ProviderConfig{Name: "initial-entry"},
})
controller := New(
cache,
@ -557,8 +571,13 @@ func TestController(t *testing.T) {
actualIDPList := cache.GetIDPList()
require.Equal(t, len(tt.wantResultingCache), len(actualIDPList))
for i := range actualIDPList {
actualIDP := actualIDPList[i].(*provider.UpstreamOIDCIdentityProvider)
require.Equal(t, tt.wantResultingCache[i], *actualIDP)
actualIDP := actualIDPList[i].(*upstreamoidc.ProviderConfig)
require.Equal(t, tt.wantResultingCache[i].GetName(), actualIDP.GetName())
require.Equal(t, tt.wantResultingCache[i].GetClientID(), actualIDP.GetClientID())
require.Equal(t, tt.wantResultingCache[i].GetAuthorizationURL().String(), actualIDP.GetAuthorizationURL().String())
require.Equal(t, tt.wantResultingCache[i].GetUsernameClaim(), actualIDP.GetUsernameClaim())
require.Equal(t, tt.wantResultingCache[i].GetGroupsClaim(), actualIDP.GetGroupsClaim())
require.ElementsMatch(t, tt.wantResultingCache[i].GetScopes(), actualIDP.GetScopes())
}
actualUpstreams, err := fakePinnipedClient.IDPV1alpha1().UpstreamOIDCProviders(testNamespace).List(ctx, metav1.ListOptions{})

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@ -33,12 +33,8 @@ type UpstreamOIDCIdentityProviderI interface {
// ID Token groups claim name. May return empty string, in which case we won't try to read groups from the upstream provider.
GetGroupsClaim() string
AuthcodeExchanger
}
// Performs upstream OIDC authorization code exchange and token validation.
// Returns the validated raw tokens as well as the parsed claims of the ID token.
type AuthcodeExchanger interface {
ExchangeAuthcodeAndValidateTokens(
ctx context.Context,
authcode string,
@ -47,48 +43,6 @@ type AuthcodeExchanger interface {
) (tokens oidcclient.Token, parsedIDTokenClaims map[string]interface{}, err error)
}
type UpstreamOIDCIdentityProvider struct {
Name string
ClientID string
AuthorizationURL url.URL
UsernameClaim string
GroupsClaim string
Scopes []string
}
func (u *UpstreamOIDCIdentityProvider) GetName() string {
return u.Name
}
func (u *UpstreamOIDCIdentityProvider) GetClientID() string {
return u.ClientID
}
func (u *UpstreamOIDCIdentityProvider) GetAuthorizationURL() *url.URL {
return &u.AuthorizationURL
}
func (u *UpstreamOIDCIdentityProvider) GetScopes() []string {
return u.Scopes
}
func (u *UpstreamOIDCIdentityProvider) GetUsernameClaim() string {
return u.UsernameClaim
}
func (u *UpstreamOIDCIdentityProvider) GetGroupsClaim() string {
return u.GroupsClaim
}
func (u *UpstreamOIDCIdentityProvider) ExchangeAuthcodeAndValidateTokens(
ctx context.Context,
authcode string,
pkceCodeVerifier pkce.Code,
expectedIDTokenNonce nonce.Nonce,
) (oidcclient.Token, map[string]interface{}, error) {
panic("TODO implement me") // TODO
}
type DynamicUpstreamIDPProvider interface {
SetIDPList(oidcIDPs []UpstreamOIDCIdentityProviderI)
GetIDPList() []UpstreamOIDCIdentityProviderI

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@ -0,0 +1,106 @@
// Copyright 2020 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
// Package upstreamoidc implements an abstraction of upstream OIDC provider interactions.
package upstreamoidc
import (
"context"
"net/http"
"net/url"
"github.com/coreos/go-oidc"
"golang.org/x/oauth2"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"go.pinniped.dev/internal/httputil/httperr"
"go.pinniped.dev/internal/oidc/provider"
"go.pinniped.dev/pkg/oidcclient"
"go.pinniped.dev/pkg/oidcclient/nonce"
"go.pinniped.dev/pkg/oidcclient/pkce"
)
// ProviderConfig holds the active configuration of an upstream OIDC provider.
type ProviderConfig struct {
Name string
UsernameClaim string
GroupsClaim string
Config *oauth2.Config
Provider interface {
Verifier(*oidc.Config) *oidc.IDTokenVerifier
}
}
// *ProviderConfig should implement provider.UpstreamOIDCIdentityProviderI.
var _ provider.UpstreamOIDCIdentityProviderI = (*ProviderConfig)(nil)
func (p *ProviderConfig) GetName() string {
return p.Name
}
func (p *ProviderConfig) GetClientID() string {
return p.Config.ClientID
}
func (p *ProviderConfig) GetAuthorizationURL() *url.URL {
result, _ := url.Parse(p.Config.Endpoint.AuthURL)
return result
}
func (p *ProviderConfig) GetScopes() []string {
return p.Config.Scopes
}
func (p *ProviderConfig) GetUsernameClaim() string {
return p.UsernameClaim
}
func (p *ProviderConfig) GetGroupsClaim() string {
return p.GroupsClaim
}
func (p *ProviderConfig) ExchangeAuthcodeAndValidateTokens(ctx context.Context, authcode string, pkceCodeVerifier pkce.Code, expectedIDTokenNonce nonce.Nonce) (oidcclient.Token, map[string]interface{}, error) {
tok, err := p.Config.Exchange(ctx, authcode, pkceCodeVerifier.Verifier())
if err != nil {
return oidcclient.Token{}, nil, err
}
idTok, hasIDTok := tok.Extra("id_token").(string)
if !hasIDTok {
return oidcclient.Token{}, nil, httperr.New(http.StatusBadRequest, "received response missing ID token")
}
validated, err := p.Provider.Verifier(&oidc.Config{ClientID: p.GetClientID()}).Verify(ctx, idTok)
if err != nil {
return oidcclient.Token{}, nil, httperr.Wrap(http.StatusBadRequest, "received invalid ID token", err)
}
if validated.AccessTokenHash != "" {
if err := validated.VerifyAccessToken(tok.AccessToken); err != nil {
return oidcclient.Token{}, nil, httperr.Wrap(http.StatusBadRequest, "received invalid ID token", err)
}
}
if expectedIDTokenNonce != "" {
if err := expectedIDTokenNonce.Validate(validated); err != nil {
return oidcclient.Token{}, nil, httperr.Wrap(http.StatusBadRequest, "received ID token with invalid nonce", err)
}
}
var validatedClaims map[string]interface{}
if err := validated.Claims(&validatedClaims); err != nil {
return oidcclient.Token{}, nil, httperr.Wrap(http.StatusInternalServerError, "could not unmarshal claims", err)
}
return oidcclient.Token{
AccessToken: &oidcclient.AccessToken{
Token: tok.AccessToken,
Type: tok.TokenType,
Expiry: metav1.NewTime(tok.Expiry),
},
RefreshToken: &oidcclient.RefreshToken{
Token: tok.RefreshToken,
},
IDToken: &oidcclient.IDToken{
Token: idTok,
Expiry: metav1.NewTime(validated.Expiry),
},
}, validatedClaims, nil
}

View File

@ -0,0 +1,223 @@
// Copyright 2020 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package upstreamoidc
import (
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/coreos/go-oidc"
"github.com/golang/mock/gomock"
"github.com/stretchr/testify/require"
"golang.org/x/oauth2"
"gopkg.in/square/go-jose.v2"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"go.pinniped.dev/internal/mocks/mockkeyset"
"go.pinniped.dev/pkg/oidcclient"
"go.pinniped.dev/pkg/oidcclient/nonce"
)
func TestProviderConfig(t *testing.T) {
t.Run("getters get", func(t *testing.T) {
p := ProviderConfig{
Name: "test-name",
UsernameClaim: "test-username-claim",
GroupsClaim: "test-groups-claim",
Config: &oauth2.Config{
ClientID: "test-client-id",
Endpoint: oauth2.Endpoint{AuthURL: "https://example.com"},
Scopes: []string{"scope1", "scope2"},
},
}
require.Equal(t, "test-name", p.GetName())
require.Equal(t, "test-client-id", p.GetClientID())
require.Equal(t, "https://example.com", p.GetAuthorizationURL().String())
require.ElementsMatch(t, []string{"scope1", "scope2"}, p.GetScopes())
require.Equal(t, "test-username-claim", p.GetUsernameClaim())
require.Equal(t, "test-groups-claim", p.GetGroupsClaim())
})
const (
// Test JWTs generated with https://smallstep.com/docs/cli/crypto/jwt/:
// step crypto keypair key.pub key.priv --kty RSA --no-password --insecure --force && echo '{"at_hash": "invalid-at-hash"}' | step crypto jwt sign --key key.priv --aud test-client-id --sub test-user --subtle --kid="test-kid" --jti="test-jti"
invalidAccessTokenHashIDToken = "eyJhbGciOiJSUzI1NiIsImtpZCI6InRlc3Qta2lkIiwidHlwIjoiSldUIn0.eyJhdF9oYXNoIjoiaW52YWxpZC1hdC1oYXNoIiwiYXVkIjoidGVzdC1jbGllbnQtaWQiLCJpYXQiOjE2MDIyODM3OTEsImp0aSI6InRlc3QtanRpIiwibmJmIjoxNjAyMjgzNzkxLCJzdWIiOiJ0ZXN0LXVzZXIifQ.jryXr4jiwcf79wBLaHpjdclEYHoUFGhvTu95QyA6Hnk9NQ0x1vsWYurtj7a8uKydNPryC_HNZi9QTAE_tRIJjycseog3695-5y4B4EZlqL-a94rdOtffuF2O_lnPbKvoja9EKNrp0kLBCftFRHhLAEwuP0N9E5padZwPpIGK0yE_JqljnYgCySvzsQu7tasR38yaULny13h3mtp2WRHPG5DrLyuBuF8Z01hSgRi5hGcVpgzTwBgV5-eMaSUCUo-ZDkqUsLQI6dVlaikCSKYZRb53HeexH0tB_R9PJJHY7mIr-rS76kkQEx9pLuVnheIH9Oc6zbdYWg-zWMijopA8Pg" //nolint: gosec
// step crypto keypair key.pub key.priv --kty RSA --no-password --insecure --force && echo '{"nonce": "invalid-nonce"}' | step crypto jwt sign --key key.priv --aud test-client-id --sub test-user --subtle --kid="test-kid" --jti="test-jti"
invalidNonceIDToken = "eyJhbGciOiJSUzI1NiIsImtpZCI6InRlc3Qta2lkIiwidHlwIjoiSldUIn0.eyJhdWQiOiJ0ZXN0LWNsaWVudC1pZCIsImlhdCI6MTYwMjI4Mzc0MSwianRpIjoidGVzdC1qdGkiLCJuYmYiOjE2MDIyODM3NDEsIm5vbmNlIjoiaW52YWxpZC1ub25jZSIsInN1YiI6InRlc3QtdXNlciJ9.PRpq-7j5djaIAkraL-8t8ad9Xm4hM8RW67gyD1VIe0BecWeBFxsTuh3SZVKM9zmcwTgjudsyn8kQOwipDa49IN4PV8FcJA_uUJZi2wiqGJUSTG2K5I89doV_7e0RM1ZYIDDW1G2heKJNW7MbKkX7iEPr7u4MyEzswcPcupbyDA-CQFeL95vgwawoqa6yO94ympTbozqiNfj6Xyw_nHtThQnstjWsJZ9s2mUgppZezZv4HZYTQ7c3e_bzwhWgCzh2CSDJn9_Ra_n_4GcVkpHbsHTP35dFsnf0vactPx6CAu6A1-Apk-BruCktpZ3B4Ercf1UnUOHdGqzQKJtqvB03xQ" //nolint: gosec
// step crypto keypair key.pub key.priv --kty RSA --no-password --insecure --force && echo '{"foo": "bar", "bat": "baz"}' | step crypto jwt sign --key key.priv --aud test-client-id --sub test-user --subtle --kid="test-kid" --jti="test-jti"
validIDToken = "eyJhbGciOiJSUzI1NiIsImtpZCI6InRlc3Qta2lkIiwidHlwIjoiSldUIn0.eyJhdWQiOiJ0ZXN0LWNsaWVudC1pZCIsImJhdCI6ImJheiIsImZvbyI6ImJhciIsImlhdCI6MTYwNjc2ODU5MywianRpIjoidGVzdC1qdGkiLCJuYmYiOjE2MDY3Njg1OTMsInN1YiI6InRlc3QtdXNlciJ9.DuqVZ7pGhHqKz7gNr4j2W1s1N8YrSltktH4wW19L4oD1OE2-O72jAnNj5xdjilsa8l7h9ox-5sMF0Tkh3BdRlHQK9dEtNm9tW-JreUnWJ3LCqUs-LZp4NG7edvq2sH_1Bn7O2_NQV51s8Pl04F60CndjQ4NM-6WkqDQTKyY6vJXU7idvM-6TM2HJZK-Na88cOJ9KIK37tL5DhcbsHVF47Dq8uPZ0KbjNQjJLAIi_1GeQBgc6yJhDUwRY4Xu6S0dtTHA6xTI8oSXoamt4bkViEHfJBp97LZQiNz8mku5pVc0aNwP1p4hMHxRHhLXrJjbh-Hx4YFjxtOnIq9t1mHlD4A" //nolint: gosec
)
tests := []struct {
name string
authCode string
expectNonce nonce.Nonce
returnIDTok string
wantErr string
wantToken oidcclient.Token
wantClaims map[string]interface{}
}{
{
name: "exchange fails with network error",
authCode: "invalid-auth-code",
wantErr: "oauth2: cannot fetch token: 403 Forbidden\nResponse: invalid authorization code\n",
},
{
name: "missing ID token",
authCode: "valid",
wantErr: "received response missing ID token",
},
{
name: "invalid ID token",
authCode: "valid",
returnIDTok: "invalid-jwt",
wantErr: "received invalid ID token: oidc: malformed jwt: square/go-jose: compact JWS format must have three parts",
},
{
name: "invalid access token hash",
authCode: "valid",
returnIDTok: invalidAccessTokenHashIDToken,
wantErr: "received invalid ID token: access token hash does not match value in ID token",
},
{
name: "invalid nonce",
authCode: "valid",
expectNonce: "test-nonce",
returnIDTok: invalidNonceIDToken,
wantErr: `received ID token with invalid nonce: invalid nonce (expected "test-nonce", got "invalid-nonce")`,
},
{
name: "invalid nonce but not checked",
authCode: "valid",
expectNonce: "",
returnIDTok: invalidNonceIDToken,
wantToken: oidcclient.Token{
AccessToken: &oidcclient.AccessToken{
Token: "test-access-token",
Expiry: metav1.Time{},
},
RefreshToken: &oidcclient.RefreshToken{
Token: "test-refresh-token",
},
IDToken: &oidcclient.IDToken{
Token: invalidNonceIDToken,
Expiry: metav1.Time{},
},
},
},
{
name: "valid",
authCode: "valid",
returnIDTok: validIDToken,
wantToken: oidcclient.Token{
AccessToken: &oidcclient.AccessToken{
Token: "test-access-token",
Expiry: metav1.Time{},
},
RefreshToken: &oidcclient.RefreshToken{
Token: "test-refresh-token",
},
IDToken: &oidcclient.IDToken{
Token: validIDToken,
Expiry: metav1.Time{},
},
},
wantClaims: map[string]interface{}{
"foo": "bar",
"bat": "baz",
},
},
}
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
tokenServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, http.MethodPost, r.Method)
require.NoError(t, r.ParseForm())
require.Equal(t, "test-client-id", r.Form.Get("client_id"))
require.Equal(t, "test-pkce", r.Form.Get("code_verifier"))
require.Equal(t, "authorization_code", r.Form.Get("grant_type"))
require.NotEmpty(t, r.Form.Get("code"))
if r.Form.Get("code") != "valid" {
http.Error(w, "invalid authorization code", http.StatusForbidden)
return
}
var response struct {
oauth2.Token
IDToken string `json:"id_token,omitempty"`
}
response.AccessToken = "test-access-token"
response.RefreshToken = "test-refresh-token"
response.Expiry = time.Now().Add(time.Hour)
response.IDToken = tt.returnIDTok
w.Header().Set("content-type", "application/json")
require.NoError(t, json.NewEncoder(w).Encode(&response))
}))
t.Cleanup(tokenServer.Close)
p := ProviderConfig{
Name: "test-name",
UsernameClaim: "test-username-claim",
GroupsClaim: "test-groups-claim",
Config: &oauth2.Config{
ClientID: "test-client-id",
Endpoint: oauth2.Endpoint{
AuthURL: "https://example.com",
TokenURL: tokenServer.URL,
AuthStyle: oauth2.AuthStyleInParams,
},
Scopes: []string{"scope1", "scope2"},
},
Provider: &mockProvider{},
}
ctx := context.Background()
tok, claims, err := p.ExchangeAuthcodeAndValidateTokens(ctx, tt.authCode, "test-pkce", tt.expectNonce)
if tt.wantErr != "" {
require.EqualError(t, err, tt.wantErr)
require.Equal(t, oidcclient.Token{}, tok)
require.Nil(t, claims)
return
}
require.NoError(t, err)
require.Equal(t, tt.wantToken, tok)
for k, v := range tt.wantClaims {
require.Equal(t, v, claims[k])
}
})
}
}
// mockVerifier returns an *oidc.IDTokenVerifier that validates any correctly serialized JWT without doing much else.
func mockVerifier() *oidc.IDTokenVerifier {
mockKeySet := mockkeyset.NewMockKeySet(gomock.NewController(nil))
mockKeySet.EXPECT().VerifySignature(gomock.Any(), gomock.Any()).
AnyTimes().
DoAndReturn(func(ctx context.Context, jwt string) ([]byte, error) {
jws, err := jose.ParseSigned(jwt)
if err != nil {
return nil, err
}
return jws.UnsafePayloadWithoutVerification(), nil
})
return oidc.NewVerifier("", mockKeySet, &oidc.Config{
SkipIssuerCheck: true,
SkipExpiryCheck: true,
SkipClientIDCheck: true,
})
}
type mockProvider struct{}
func (m *mockProvider) Verifier(_ *oidc.Config) *oidc.IDTokenVerifier { return mockVerifier() }