c6f1d29538
This will allow us to store custom data inside the fosite session storage for all downstream OIDC sessions. Signed-off-by: Margo Crawford <margaretc@vmware.com>
117 lines
3.4 KiB
Go
117 lines
3.4 KiB
Go
// Copyright 2020-2021 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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package accesstoken
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import (
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"context"
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"fmt"
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"time"
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"github.com/ory/fosite"
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"github.com/ory/fosite/handler/oauth2"
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"k8s.io/apimachinery/pkg/api/errors"
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corev1client "k8s.io/client-go/kubernetes/typed/core/v1"
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"go.pinniped.dev/internal/constable"
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"go.pinniped.dev/internal/crud"
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"go.pinniped.dev/internal/fositestorage"
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"go.pinniped.dev/internal/oidc/clientregistry"
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"go.pinniped.dev/internal/psession"
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)
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const (
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TypeLabelValue = "access-token"
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ErrInvalidAccessTokenRequestVersion = constable.Error("access token request data has wrong version")
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ErrInvalidAccessTokenRequestData = constable.Error("access token request data must be present")
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accessTokenStorageVersion = "2"
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)
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type RevocationStorage interface {
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oauth2.AccessTokenStorage
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RevokeAccessToken(ctx context.Context, requestID string) error
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}
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var _ RevocationStorage = &accessTokenStorage{}
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type accessTokenStorage struct {
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storage crud.Storage
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}
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type session struct {
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Request *fosite.Request `json:"request"`
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Version string `json:"version"`
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}
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func New(secrets corev1client.SecretInterface, clock func() time.Time, sessionStorageLifetime time.Duration) RevocationStorage {
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return &accessTokenStorage{storage: crud.New(TypeLabelValue, secrets, clock, sessionStorageLifetime)}
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}
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func (a *accessTokenStorage) RevokeAccessToken(ctx context.Context, requestID string) error {
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return a.storage.DeleteByLabel(ctx, fositestorage.StorageRequestIDLabelName, requestID)
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}
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func (a *accessTokenStorage) CreateAccessTokenSession(ctx context.Context, signature string, requester fosite.Requester) error {
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request, err := fositestorage.ValidateAndExtractAuthorizeRequest(requester)
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if err != nil {
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return err
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}
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_, err = a.storage.Create(
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ctx,
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signature,
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&session{Request: request, Version: accessTokenStorageVersion},
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map[string]string{fositestorage.StorageRequestIDLabelName: requester.GetID()},
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)
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return err
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}
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func (a *accessTokenStorage) GetAccessTokenSession(ctx context.Context, signature string, _ fosite.Session) (fosite.Requester, error) {
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session, _, err := a.getSession(ctx, signature)
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if err != nil {
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return nil, err
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}
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return session.Request, err
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}
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func (a *accessTokenStorage) DeleteAccessTokenSession(ctx context.Context, signature string) error {
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return a.storage.Delete(ctx, signature)
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}
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func (a *accessTokenStorage) getSession(ctx context.Context, signature string) (*session, string, error) {
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session := newValidEmptyAccessTokenSession()
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rv, err := a.storage.Get(ctx, signature, session)
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if errors.IsNotFound(err) {
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return nil, "", fosite.ErrNotFound.WithWrap(err).WithDebug(err.Error())
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}
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if err != nil {
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return nil, "", fmt.Errorf("failed to get access token session for %s: %w", signature, err)
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}
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if version := session.Version; version != accessTokenStorageVersion {
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return nil, "", fmt.Errorf("%w: access token session for %s has version %s instead of %s",
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ErrInvalidAccessTokenRequestVersion, signature, version, accessTokenStorageVersion)
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}
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if session.Request.ID == "" {
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return nil, "", fmt.Errorf("malformed access token session for %s: %w", signature, ErrInvalidAccessTokenRequestData)
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}
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return session, rv, nil
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}
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func newValidEmptyAccessTokenSession() *session {
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return &session{
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Request: &fosite.Request{
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Client: &clientregistry.Client{},
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Session: &psession.PinnipedSession{},
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},
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}
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}
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