26a8747509
Instead of the less specific "storage.pinniped.dev" Signed-off-by: Ryan Richard <richardry@vmware.com>
402 lines
15 KiB
Go
402 lines
15 KiB
Go
// Copyright 2020 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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package authorizationcode
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import (
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"context"
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"crypto/ed25519"
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"crypto/x509"
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"encoding/json"
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"fmt"
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"math/rand"
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"net/url"
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"strings"
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"testing"
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"time"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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fuzz "github.com/google/gofuzz"
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"github.com/ory/fosite"
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"github.com/ory/fosite/handler/openid"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/require"
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"gopkg.in/square/go-jose.v2"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/kubernetes/fake"
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kubetesting "k8s.io/client-go/testing"
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"go.pinniped.dev/internal/fositestorage"
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)
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const namespace = "test-ns"
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func TestAuthorizationCodeStorage(t *testing.T) {
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ctx := context.Background()
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secretsGVR := schema.GroupVersionResource{
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Group: "",
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Version: "v1",
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Resource: "secrets",
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}
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wantActions := []kubetesting.Action{
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kubetesting.NewCreateAction(secretsGVR, namespace, &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "pinniped-storage-authcode-pwu5zs7lekbhnln2w4",
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ResourceVersion: "",
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Labels: map[string]string{
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"storage.pinniped.dev/type": "authcode",
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},
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},
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Data: map[string][]byte{
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"pinniped-storage-data": []byte(`{"active":true,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"requestedAudience":null,"grantedAudience":null},"version":"1"}`),
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"pinniped-storage-version": []byte("1"),
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},
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Type: "storage.pinniped.dev/authcode",
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}),
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kubetesting.NewGetAction(secretsGVR, namespace, "pinniped-storage-authcode-pwu5zs7lekbhnln2w4"),
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kubetesting.NewGetAction(secretsGVR, namespace, "pinniped-storage-authcode-pwu5zs7lekbhnln2w4"),
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kubetesting.NewUpdateAction(secretsGVR, namespace, &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "pinniped-storage-authcode-pwu5zs7lekbhnln2w4",
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ResourceVersion: "",
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Labels: map[string]string{
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"storage.pinniped.dev/type": "authcode",
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},
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},
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Data: map[string][]byte{
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"pinniped-storage-data": []byte(`{"active":false,"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"requestedAudience":null,"grantedAudience":null},"version":"1"}`),
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"pinniped-storage-version": []byte("1"),
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},
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Type: "storage.pinniped.dev/authcode",
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}),
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}
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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request := &fosite.Request{
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ID: "abcd-1",
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RequestedAt: time.Time{},
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Client: &fosite.DefaultOpenIDConnectClient{
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DefaultClient: &fosite.DefaultClient{
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ID: "pinny",
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Secret: nil,
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RedirectURIs: nil,
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GrantTypes: nil,
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ResponseTypes: nil,
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Scopes: nil,
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Audience: nil,
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Public: true,
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},
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JSONWebKeysURI: "where",
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JSONWebKeys: nil,
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TokenEndpointAuthMethod: "something",
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RequestURIs: nil,
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RequestObjectSigningAlgorithm: "",
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TokenEndpointAuthSigningAlgorithm: "",
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},
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RequestedScope: nil,
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GrantedScope: nil,
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Form: url.Values{"key": []string{"val"}},
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Session: &openid.DefaultSession{
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Claims: nil,
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Headers: nil,
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ExpiresAt: nil,
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Username: "snorlax",
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Subject: "panda",
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},
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RequestedAudience: nil,
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GrantedAudience: nil,
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}
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err := storage.CreateAuthorizeCodeSession(ctx, "fancy-signature", request)
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require.NoError(t, err)
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newRequest, err := storage.GetAuthorizeCodeSession(ctx, "fancy-signature", nil)
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require.NoError(t, err)
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require.Equal(t, request, newRequest)
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err = storage.InvalidateAuthorizeCodeSession(ctx, "fancy-signature")
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require.NoError(t, err)
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require.Equal(t, wantActions, client.Actions())
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// Doing a Get on an invalidated session should still return the session, but also return an error.
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invalidatedRequest, err := storage.GetAuthorizeCodeSession(ctx, "fancy-signature", nil)
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require.EqualError(t, err, "authorization code session for fancy-signature has already been used: Authorization code has ben invalidated")
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require.Equal(t, "abcd-1", invalidatedRequest.GetID())
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}
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func TestGetNotFound(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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_, notFoundErr := storage.GetAuthorizeCodeSession(ctx, "non-existent-signature", nil)
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require.EqualError(t, notFoundErr, "not_found")
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require.True(t, errors.Is(notFoundErr, fosite.ErrNotFound))
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}
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func TestInvalidateWhenNotFound(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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notFoundErr := storage.InvalidateAuthorizeCodeSession(ctx, "non-existent-signature")
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require.EqualError(t, notFoundErr, "not_found")
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require.True(t, errors.Is(notFoundErr, fosite.ErrNotFound))
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}
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func TestInvalidateWhenConflictOnUpdateHappens(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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client.PrependReactor("update", "secrets", func(_ kubetesting.Action) (bool, runtime.Object, error) {
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return true, nil, apierrors.NewConflict(schema.GroupResource{
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Group: "",
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Resource: "secrets",
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}, "some-secret-name", fmt.Errorf("there was a conflict"))
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})
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request := &fosite.Request{
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ID: "some-request-id",
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Client: &fosite.DefaultOpenIDConnectClient{},
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Session: &openid.DefaultSession{},
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}
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err := storage.CreateAuthorizeCodeSession(ctx, "fancy-signature", request)
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require.NoError(t, err)
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err = storage.InvalidateAuthorizeCodeSession(ctx, "fancy-signature")
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require.EqualError(t, err, `The request could not be completed due to concurrent access: failed to update authcode for signature fancy-signature at resource version : Operation cannot be fulfilled on secrets "some-secret-name": there was a conflict`)
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}
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func TestWrongVersion(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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secret := &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "pinniped-storage-authcode-pwu5zs7lekbhnln2w4",
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ResourceVersion: "",
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Labels: map[string]string{
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"storage.pinniped.dev/type": "authcode",
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},
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},
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Data: map[string][]byte{
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"pinniped-storage-data": []byte(`{"request":{"id":"abcd-1","requestedAt":"0001-01-01T00:00:00Z","client":{"id":"pinny","redirect_uris":null,"grant_types":null,"response_types":null,"scopes":null,"audience":null,"public":true,"jwks_uri":"where","jwks":null,"token_endpoint_auth_method":"something","request_uris":null,"request_object_signing_alg":"","token_endpoint_auth_signing_alg":""},"scopes":null,"grantedScopes":null,"form":{"key":["val"]},"session":{"Claims":null,"Headers":null,"ExpiresAt":null,"Username":"snorlax","Subject":"panda"},"requestedAudience":null,"grantedAudience":null},"version":"not-the-right-version", "active": true}`),
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"pinniped-storage-version": []byte("1"),
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},
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Type: "storage.pinniped.dev/authcode",
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}
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_, err := secrets.Create(ctx, secret, metav1.CreateOptions{})
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require.NoError(t, err)
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_, err = storage.GetAuthorizeCodeSession(ctx, "fancy-signature", nil)
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require.EqualError(t, err, "authorization request data has wrong version: authorization code session for fancy-signature has version not-the-right-version instead of 1")
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}
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func TestNilSessionRequest(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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secret := &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "pinniped-storage-authcode-pwu5zs7lekbhnln2w4",
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ResourceVersion: "",
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Labels: map[string]string{
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"storage.pinniped.dev/type": "authcode",
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},
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},
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Data: map[string][]byte{
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"pinniped-storage-data": []byte(`{"nonsense-key": "nonsense-value", "version":"1", "active": true}`),
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"pinniped-storage-version": []byte("1"),
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},
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Type: "storage.pinniped.dev/authcode",
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}
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_, err := secrets.Create(ctx, secret, metav1.CreateOptions{})
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require.NoError(t, err)
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_, err = storage.GetAuthorizeCodeSession(ctx, "fancy-signature", nil)
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require.EqualError(t, err, "malformed authorization code session for fancy-signature: authorization request data must be present")
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}
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func TestCreateWithNilRequester(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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err := storage.CreateAuthorizeCodeSession(ctx, "signature-doesnt-matter", nil)
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require.EqualError(t, err, "requester must be of type fosite.Request")
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}
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func TestCreateWithWrongRequesterDataTypes(t *testing.T) {
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ctx := context.Background()
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client := fake.NewSimpleClientset()
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secrets := client.CoreV1().Secrets(namespace)
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storage := New(secrets)
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request := &fosite.Request{
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Session: nil,
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Client: &fosite.DefaultOpenIDConnectClient{},
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}
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err := storage.CreateAuthorizeCodeSession(ctx, "signature-doesnt-matter", request)
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require.EqualError(t, err, "requester's session must be of type openid.DefaultSession")
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request = &fosite.Request{
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Session: &openid.DefaultSession{},
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Client: nil,
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}
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err = storage.CreateAuthorizeCodeSession(ctx, "signature-doesnt-matter", request)
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require.EqualError(t, err, "requester's client must be of type fosite.DefaultOpenIDConnectClient")
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}
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// TestFuzzAndJSONNewValidEmptyAuthorizeCodeSession asserts that we can correctly round trip our authorize code session.
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// It will detect any changes to fosite.AuthorizeRequest and guarantees that all interface types have concrete implementations.
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func TestFuzzAndJSONNewValidEmptyAuthorizeCodeSession(t *testing.T) {
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validSession := NewValidEmptyAuthorizeCodeSession()
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// sanity check our valid session
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extractedRequest, err := fositestorage.ValidateAndExtractAuthorizeRequest(validSession.Request)
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require.NoError(t, err)
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require.Equal(t, validSession.Request, extractedRequest)
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// checked above
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defaultClient := validSession.Request.Client.(*fosite.DefaultOpenIDConnectClient)
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defaultSession := validSession.Request.Session.(*openid.DefaultSession)
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// makes it easier to use a raw string
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replacer := strings.NewReplacer("`", "a")
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randString := func(c fuzz.Continue) string {
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for {
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s := c.RandString()
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if len(s) == 0 {
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continue // skip empty string
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}
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return replacer.Replace(s)
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}
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}
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// deterministic fuzzing of fosite.Request
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f := fuzz.New().RandSource(rand.NewSource(1)).NilChance(0).NumElements(1, 3).Funcs(
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// these functions guarantee that these are the only interface types we need to fill out
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// if fosite.Request changes to add more, the fuzzer will panic
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func(fc *fosite.Client, c fuzz.Continue) {
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c.Fuzz(defaultClient)
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*fc = defaultClient
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},
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func(fs *fosite.Session, c fuzz.Continue) {
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c.Fuzz(defaultSession)
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*fs = defaultSession
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},
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// these types contain an interface{} that we need to handle
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// this is safe because we explicitly provide the openid.DefaultSession concrete type
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func(value *map[string]interface{}, c fuzz.Continue) {
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// cover all the JSON data types just in case
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*value = map[string]interface{}{
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randString(c): float64(c.Intn(1 << 32)),
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randString(c): map[string]interface{}{
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randString(c): []interface{}{float64(c.Intn(1 << 32))},
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randString(c): map[string]interface{}{
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randString(c): nil,
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randString(c): map[string]interface{}{
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randString(c): c.RandBool(),
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},
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},
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},
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}
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},
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// JWK contains an interface{} Key that we need to handle
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// this is safe because JWK explicitly implements JSON marshalling and unmarshalling
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func(jwk *jose.JSONWebKey, c fuzz.Continue) {
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key, _, err := ed25519.GenerateKey(c)
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require.NoError(t, err)
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jwk.Key = key
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// set these fields to make the .Equal comparison work
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jwk.Certificates = []*x509.Certificate{}
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jwk.CertificatesURL = &url.URL{}
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jwk.CertificateThumbprintSHA1 = []byte{}
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jwk.CertificateThumbprintSHA256 = []byte{}
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},
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// set this to make the .Equal comparison work
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// this is safe because Time explicitly implements JSON marshalling and unmarshalling
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func(tp *time.Time, c fuzz.Continue) {
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*tp = time.Unix(c.Int63n(1<<32), c.Int63n(1<<32)).UTC()
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},
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// make random strings that do not contain any ` characters
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func(s *string, c fuzz.Continue) {
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*s = randString(c)
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},
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// handle string type alias
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func(s *fosite.TokenType, c fuzz.Continue) {
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*s = fosite.TokenType(randString(c))
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},
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// handle string type alias
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func(s *fosite.Arguments, c fuzz.Continue) {
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n := c.Intn(3) + 1 // 1 to 3 items
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arguments := make(fosite.Arguments, n)
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for i := range arguments {
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arguments[i] = randString(c)
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}
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*s = arguments
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},
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)
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f.Fuzz(validSession)
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const name = "fuzz" // value is irrelevant
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ctx := context.Background()
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secrets := fake.NewSimpleClientset().CoreV1().Secrets(name)
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storage := New(secrets)
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// issue a create using the fuzzed request to confirm that marshalling works
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err = storage.CreateAuthorizeCodeSession(ctx, name, validSession.Request)
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require.NoError(t, err)
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// retrieve a copy of the fuzzed request from storage to confirm that unmarshalling works
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newRequest, err := storage.GetAuthorizeCodeSession(ctx, name, nil)
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require.NoError(t, err)
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// the fuzzed request and the copy from storage should be exactly the same
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require.Equal(t, validSession.Request, newRequest)
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secretList, err := secrets.List(ctx, metav1.ListOptions{})
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require.NoError(t, err)
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require.Len(t, secretList.Items, 1)
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authorizeCodeSessionJSONFromStorage := string(secretList.Items[0].Data["pinniped-storage-data"])
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// set these to match CreateAuthorizeCodeSession so that .JSONEq works
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validSession.Active = true
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validSession.Version = "1"
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validSessionJSONBytes, err := json.MarshalIndent(validSession, "", "\t")
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require.NoError(t, err)
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authorizeCodeSessionJSONFromFuzzing := string(validSessionJSONBytes)
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// the fuzzed session and storage session should have identical JSON
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require.JSONEq(t, authorizeCodeSessionJSONFromFuzzing, authorizeCodeSessionJSONFromStorage)
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// while the fuzzer will panic if AuthorizeRequest changes in a way that cannot be fuzzed,
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// if it adds a new field that can be fuzzed, this check will fail
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// thus if AuthorizeRequest changes, we will detect it here (though we could possibly miss an omitempty field)
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require.Equal(t, ExpectedAuthorizeCodeSessionJSONFromFuzzing, authorizeCodeSessionJSONFromFuzzing)
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}
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