mirror of
https://github.com/opencloud-eu/opencloud.git
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133 lines
4.0 KiB
Go
133 lines
4.0 KiB
Go
/*
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* Copyright 2017-2019 Kopano and its licensors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package payload
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import (
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"fmt"
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"net/http"
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"net/url"
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"github.com/golang-jwt/jwt/v5"
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"github.com/libregraph/oidc-go"
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konnectoidc "github.com/libregraph/lico/oidc"
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)
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// EndSessionRequest holds the incoming parameters and request data for OpenID
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// Connect Session Management 1.0 RP initiaed logout requests as specified at
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// https://openid.net/specs/openid-connect-session-1_0.html#RPLogout
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type EndSessionRequest struct {
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providerMetadata *oidc.WellKnown
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RawIDTokenHint string `schema:"id_token_hint"`
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RawPostLogoutRedirectURI string `schema:"post_logout_redirect_uri"`
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State string `schema:"state"`
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IDTokenHint *jwt.Token `schema:"-"`
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PostLogoutRedirectURI *url.URL `schema:"-"`
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}
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// DecodeEndSessionRequest returns a EndSessionRequest holding the
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// provided requests form data.
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func DecodeEndSessionRequest(req *http.Request, providerMetadata *oidc.WellKnown) (*EndSessionRequest, error) {
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return NewEndSessionRequest(req.Form, providerMetadata)
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}
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// NewEndSessionRequest returns a EndSessionRequest holding the
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// provided url values.
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func NewEndSessionRequest(values url.Values, providerMetadata *oidc.WellKnown) (*EndSessionRequest, error) {
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esr := &EndSessionRequest{
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providerMetadata: providerMetadata,
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}
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err := DecodeSchema(esr, values)
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if err != nil {
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return nil, err
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}
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esr.PostLogoutRedirectURI, _ = url.Parse(esr.RawPostLogoutRedirectURI)
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return esr, nil
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}
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// Validate validates the request data of the accociated endSession request.
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func (esr *EndSessionRequest) Validate(keyFunc jwt.Keyfunc) error {
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if esr.RawIDTokenHint != "" {
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parser := jwt.NewParser(jwt.WithoutClaimsValidation())
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idTokenHint, err := parser.ParseWithClaims(esr.RawIDTokenHint, &konnectoidc.IDTokenClaims{}, func(token *jwt.Token) (interface{}, error) {
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if keyFunc != nil {
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return keyFunc(token)
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}
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return nil, fmt.Errorf("Not validated")
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})
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if err != nil {
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return esr.NewBadRequest(oidc.ErrorCodeOAuth2InvalidRequest, err.Error())
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}
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esr.IDTokenHint = idTokenHint
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}
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return nil
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}
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// Verify checks that the passed parameters match the accociated requirements.
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func (esr *EndSessionRequest) Verify(userID string) error {
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if esr.IDTokenHint != nil {
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// Compare userID with IDTokenHint.
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if userID != esr.IDTokenHint.Claims.(*konnectoidc.IDTokenClaims).Subject {
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return esr.NewBadRequest(oidc.ErrorCodeOAuth2InvalidRequest, "userid mismatch")
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}
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}
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return nil
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}
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// NewError creates a new error with id and string and the associated request's
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// state.
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func (esr *EndSessionRequest) NewError(id string, description string) *AuthenticationError {
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return &AuthenticationError{
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ErrorID: id,
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ErrorDescription: description,
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State: esr.State,
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}
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}
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// NewBadRequest creates a new error with id and string and the associated
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// request's state.
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func (esr *EndSessionRequest) NewBadRequest(id string, description string) *AuthenticationBadRequest {
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return &AuthenticationBadRequest{
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ErrorID: id,
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ErrorDescription: description,
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State: esr.State,
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}
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}
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func (esr *EndSessionRequest) MakeRedirectEndSessionRequestURL() *url.URL {
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if esr.PostLogoutRedirectURI == nil || esr.PostLogoutRedirectURI.String() == "" {
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return nil
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}
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if esr.State == "" {
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return esr.PostLogoutRedirectURI
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}
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uri, _ := url.Parse(esr.PostLogoutRedirectURI.String())
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query := uri.Query()
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query.Add("state", esr.State)
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uri.RawQuery = query.Encode()
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return uri
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}
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