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logout.go
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logout.go
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// Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package oauthclient
import (
"net/http"
echo "github.com/labstack/echo/v4"
"go.thethings.network/lorawan-stack/pkg/log"
"go.thethings.network/lorawan-stack/pkg/rpcmetadata"
"go.thethings.network/lorawan-stack/pkg/ttnpb"
"google.golang.org/grpc"
)
// HandleLogout invalidates the user's authorization and removes the auth
// cookie.
func (oc *OAuthClient) HandleLogout(c echo.Context) error {
token, err := oc.freshToken(c)
if err != nil {
return err
}
creds := grpc.PerRPCCredentials(rpcmetadata.MD{
AuthType: "Bearer",
AuthValue: token.AccessToken,
AllowInsecure: oc.component.AllowInsecureForCredentials(),
})
ctx := c.Request().Context()
if cc, err := oc.component.GetPeerConn(ctx, ttnpb.ClusterRole_ACCESS, nil); err == nil {
if res, err := ttnpb.NewEntityAccessClient(cc).AuthInfo(ctx, ttnpb.Empty, creds); err == nil {
if tokenInfo := res.GetOAuthAccessToken(); tokenInfo != nil {
_, err := ttnpb.NewOAuthAuthorizationRegistryClient(cc).DeleteToken(ctx, &ttnpb.OAuthAccessTokenIdentifiers{
UserIDs: tokenInfo.UserIDs,
ClientIDs: tokenInfo.ClientIDs,
ID: tokenInfo.ID,
}, creds)
if err != nil {
log.FromContext(ctx).WithError(err).Error("Could not invalidate access token")
}
}
}
}
oc.removeAuthCookie(c)
return c.NoContent(http.StatusNoContent)
}