// PopulateTokenEndpointResponse implements https://tools.ietf.org/html/rfc6749#section-4.3.3
func (c *ResourceOwnerPasswordCredentialsGrantHandler) PopulateTokenEndpointResponse(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder) error {
if !requester.GetGrantTypes().Exact("password") {
return errors.Wrap(fosite.ErrUnknownRequest, "")
}
var refresh, refreshSignature string
if requester.GetGrantedScopes().Has("offline") {
var err error
refresh, refreshSignature, err = c.RefreshTokenStrategy.GenerateRefreshToken(ctx, requester)
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
} else if err := c.ResourceOwnerPasswordCredentialsGrantStorage.CreateRefreshTokenSession(ctx, refreshSignature, requester); err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
}
if err := c.IssueAccessToken(ctx, req, requester, responder); err != nil {
return err
}
if refresh != "" {
responder.SetExtra("refresh_token", refresh)
}
return nil
}
// PopulateTokenEndpointResponse implements https://tools.ietf.org/html/rfc6749#section-6
func (c *RefreshTokenGrantHandler) PopulateTokenEndpointResponse(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder) error {
if !requester.GetGrantTypes().Exact("refresh_token") {
return errors.Wrap(fosite.ErrUnknownRequest, "")
}
accessToken, accessSignature, err := c.AccessTokenStrategy.GenerateAccessToken(ctx, requester)
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
refreshToken, refreshSignature, err := c.RefreshTokenStrategy.GenerateRefreshToken(ctx, requester)
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
signature := c.RefreshTokenStrategy.RefreshTokenSignature(req.PostForm.Get("refresh_token"))
if err := c.RefreshTokenGrantStorage.PersistRefreshTokenGrantSession(ctx, signature, accessSignature, refreshSignature, requester); err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
responder.SetAccessToken(accessToken)
responder.SetTokenType("bearer")
responder.SetExpiresIn(getExpiresIn(requester, fosite.AccessToken, c.AccessTokenLifespan, time.Now()))
responder.SetScopes(requester.GetGrantedScopes())
responder.SetExtra("refresh_token", refreshToken)
return nil
}
func (w *LocalWarden) actionAllowed(ctx context.Context, a *ladon.Request, scopes []string, oauthRequest fosite.AccessRequester, session *oauth2.Session) (*Context, error) {
session = oauthRequest.GetSession().(*oauth2.Session)
if a.Subject != "" && a.Subject != session.Subject {
return nil, errors.New("Subject mismatch " + a.Subject + " - " + session.Subject)
}
if !matchScopes(oauthRequest.GetGrantedScopes(), scopes, session, oauthRequest.GetClient()) {
return nil, errors.New(herodot.ErrForbidden)
}
a.Subject = session.Subject
if err := w.Warden.IsAllowed(a); err != nil {
return nil, err
}
logrus.WithFields(logrus.Fields{
"scopes": scopes,
"subject": a.Subject,
"audience": oauthRequest.GetClient().GetID(),
"request": a,
}).Infof("Access granted")
return &Context{
Subject: session.Subject,
GrantedScopes: oauthRequest.GetGrantedScopes(),
Issuer: w.Issuer,
Audience: oauthRequest.GetClient().GetID(),
IssuedAt: oauthRequest.GetRequestedAt(),
}, nil
}
// HandleTokenEndpointRequest implements https://tools.ietf.org/html/rfc6749#section-6
func (c *RefreshTokenGrantHandler) HandleTokenEndpointRequest(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder, session interface{}) error {
if requester.GetGrantType() != "refresh_token" {
return nil
}
access, err := c.Enigma.GenerateChallenge(requester.GetClient().GetHashedSecret())
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateAccessTokenSession(access.Signature, requester, &core.TokenSession{Extra: session}); err != nil {
return errors.New(fosite.ErrServerError)
}
refresh, err := c.Enigma.GenerateChallenge(requester.GetClient().GetHashedSecret())
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateRefreshTokenSession(refresh.Signature, requester, &core.TokenSession{Extra: session}); err != nil {
return errors.New(fosite.ErrServerError)
}
challenge := new(enigma.Challenge)
challenge.FromString(req.Form.Get("refresh_token"))
if err := c.Store.DeleteRefreshTokenSession(challenge.Signature); err != nil {
return errors.New(fosite.ErrServerError)
}
responder.SetAccessToken(access.String())
responder.SetTokenType("bearer")
responder.SetExtra("expires_in", strconv.Itoa(int(c.AccessTokenLifespan/time.Second)))
responder.SetExtra("scope", strings.Join(requester.GetGrantedScopes(), " "))
responder.SetExtra("refresh_token", refresh.String())
return nil
}
// HandleTokenEndpointRequest implements https://tools.ietf.org/html/rfc6749#section-6
func (c *RefreshTokenGrantHandler) HandleTokenEndpointRequest(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder) error {
if requester.GetGrantType() != "refresh_token" {
return nil
}
accessToken, accessSignature, err := c.AccessTokenStrategy.GenerateAccessToken(ctx, req, requester)
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateAccessTokenSession(accessSignature, requester); err != nil {
return errors.New(fosite.ErrServerError)
}
refreshToken, refreshSignature, err := c.RefreshTokenStrategy.GenerateRefreshToken(ctx, req, requester)
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateRefreshTokenSession(refreshSignature, requester); err != nil {
return errors.New(fosite.ErrServerError)
}
signature, err := c.RefreshTokenStrategy.ValidateRefreshToken(req.PostForm.Get("refresh_token"), ctx, req, requester)
if err != nil {
return errors.New(fosite.ErrInvalidRequest)
}
if err := c.Store.DeleteRefreshTokenSession(signature); err != nil {
return errors.New(fosite.ErrServerError)
}
responder.SetAccessToken(accessToken)
responder.SetTokenType("bearer")
responder.SetExtra("expires_in", strconv.Itoa(int(c.AccessTokenLifespan/time.Second)))
responder.SetExtra("scope", strings.Join(requester.GetGrantedScopes(), " "))
responder.SetExtra("refresh_token", refreshToken)
return nil
}
func (h *HandleHelper) IssueAccessToken(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder) error {
token, signature, err := h.AccessTokenStrategy.GenerateAccessToken(ctx, requester)
if err != nil {
return err
} else if err := h.AccessTokenStorage.CreateAccessTokenSession(ctx, signature, requester); err != nil {
return err
}
responder.SetAccessToken(token)
responder.SetTokenType("bearer")
responder.SetExpiresIn(getExpiresIn(requester, fosite.AccessToken, h.AccessTokenLifespan, time.Now()))
responder.SetScopes(requester.GetGrantedScopes())
return nil
}
func (c *AuthorizeExplicitGrantHandler) PopulateTokenEndpointResponse(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder) error {
// grant_type REQUIRED.
// Value MUST be set to "authorization_code".
if !requester.GetGrantTypes().Exact("authorization_code") {
return errors.Wrap(fosite.ErrUnknownRequest, "")
}
code := req.PostForm.Get("code")
signature := c.AuthorizeCodeStrategy.AuthorizeCodeSignature(code)
authorizeRequest, err := c.AuthorizeCodeGrantStorage.GetAuthorizeCodeSession(ctx, signature, requester.GetSession())
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
} else if err := c.AuthorizeCodeStrategy.ValidateAuthorizeCode(ctx, requester, code); err != nil {
return errors.Wrap(fosite.ErrInvalidRequest, err.Error())
}
access, accessSignature, err := c.AccessTokenStrategy.GenerateAccessToken(ctx, requester)
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
for _, scope := range authorizeRequest.GetGrantedScopes() {
requester.GrantScope(scope)
}
var refresh, refreshSignature string
if authorizeRequest.GetGrantedScopes().Has("offline") {
refresh, refreshSignature, err = c.RefreshTokenStrategy.GenerateRefreshToken(ctx, requester)
if err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
}
if err := c.AuthorizeCodeGrantStorage.PersistAuthorizeCodeGrantSession(ctx, signature, accessSignature, refreshSignature, requester); err != nil {
return errors.Wrap(fosite.ErrServerError, err.Error())
}
responder.SetAccessToken(access)
responder.SetTokenType("bearer")
responder.SetExpiresIn(getExpiresIn(requester, fosite.AccessToken, c.AccessTokenLifespan, time.Now()))
responder.SetScopes(requester.GetGrantedScopes())
if refresh != "" {
responder.SetExtra("refresh_token", refresh)
}
return nil
}
// HandleTokenEndpointRequest implements https://tools.ietf.org/html/rfc6749#section-4.4.3
func (c *ClientCredentialsGrantHandler) HandleTokenEndpointRequest(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder, session interface{}) error {
if requester.GetGrantType() != "client_credentials" {
return nil
}
access, err := c.Enigma.GenerateChallenge(requester.GetClient().GetHashedSecret())
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateAccessTokenSession(access.Signature, requester, &core.TokenSession{Extra: session}); err != nil {
return errors.New(fosite.ErrServerError)
}
responder.SetAccessToken(access.String())
responder.SetTokenType("bearer")
responder.SetExtra("expires_in", strconv.Itoa(int(c.AccessTokenLifespan/time.Second)))
responder.SetExtra("scope", strings.Join(requester.GetGrantedScopes(), " "))
// "A refresh token SHOULD NOT be included."
// -> we won't issue one
return nil
}
// HandleTokenEndpointRequest implements https://tools.ietf.org/html/rfc6749#section-4.4.3
func (c *ClientCredentialsGrantHandler) HandleTokenEndpointRequest(ctx context.Context, r *http.Request, request fosite.AccessRequester, response fosite.AccessResponder) error {
if request.GetGrantType() != "client_credentials" {
return nil
}
token, signature, err := c.AccessTokenStrategy.GenerateAccessToken(ctx, r, request)
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateAccessTokenSession(signature, request); err != nil {
return errors.New(fosite.ErrServerError)
}
response.SetAccessToken(token)
response.SetTokenType("bearer")
response.SetExtra("expires_in", strconv.Itoa(int(c.AccessTokenLifespan/time.Second)))
response.SetExtra("scope", strings.Join(request.GetGrantedScopes(), " "))
// "A refresh token SHOULD NOT be included."
// -> we won't issue one
return nil
}
// HandleTokenEndpointRequest implements https://tools.ietf.org/html/rfc6749#section-4.3.3
func (c *ResourceOwnerPasswordCredentialsGrantHandler) HandleTokenEndpointRequest(ctx context.Context, req *http.Request, requester fosite.AccessRequester, responder fosite.AccessResponder, session interface{}) error {
if requester.GetGrantType() != "password" {
return nil
}
access, err := c.Enigma.GenerateChallenge(requester.GetClient().GetHashedSecret())
if err != nil {
return errors.New(fosite.ErrServerError)
} else if err := c.Store.CreateAccessTokenSession(access.Signature, requester, &core.TokenSession{Extra: session}); err != nil {
return errors.New(fosite.ErrServerError)
}
responder.SetAccessToken(access.String())
responder.SetTokenType("bearer")
responder.SetExtra("expires_in", strconv.Itoa(int(c.AccessTokenLifespan/time.Second)))
responder.SetExtra("scope", strings.Join(requester.GetGrantedScopes(), " "))
// As of https://tools.ietf.org/html/rfc6819#section-5.2.2.1 and
// https://tools.ietf.org/html/rfc6819#section-4.4.3.3 we decided not to include refresh tokens
// as part of the resource owner grant
return nil
}