| // Copyright 2015 The LUCI Authors. |
| // |
| // 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 featureBreaker |
| |
| import ( |
| "context" |
| |
| "go.chromium.org/luci/gae/service/user" |
| ) |
| |
| type userState struct { |
| *state |
| |
| c context.Context |
| user.RawInterface |
| } |
| |
| var _ user.RawInterface = (*userState)(nil) |
| |
| func (u *userState) CurrentOAuth(scopes ...string) (ret *user.User, err error) { |
| err = u.run(u.c, func() (err error) { |
| ret, err = u.RawInterface.CurrentOAuth(scopes...) |
| return |
| }) |
| return |
| } |
| |
| func (u *userState) LoginURL(dest string) (ret string, err error) { |
| err = u.run(u.c, func() (err error) { |
| ret, err = u.RawInterface.LoginURL(dest) |
| return |
| }) |
| return |
| } |
| |
| func (u *userState) LoginURLFederated(dest, identity string) (ret string, err error) { |
| err = u.run(u.c, func() (err error) { |
| ret, err = u.RawInterface.LoginURLFederated(dest, identity) |
| return |
| }) |
| return |
| } |
| |
| func (u *userState) LogoutURL(dest string) (ret string, err error) { |
| err = u.run(u.c, func() (err error) { |
| ret, err = u.RawInterface.LogoutURL(dest) |
| return |
| }) |
| return |
| } |
| |
| func (u *userState) OAuthConsumerKey() (ret string, err error) { |
| err = u.run(u.c, func() (err error) { |
| ret, err = u.RawInterface.OAuthConsumerKey() |
| return |
| }) |
| return |
| } |
| |
| // FilterUser installs a featureBreaker user filter in the context. |
| func FilterUser(c context.Context, defaultError error) (context.Context, FeatureBreaker) { |
| state := newState(defaultError) |
| return user.AddFilters(c, func(ic context.Context, i user.RawInterface) user.RawInterface { |
| return &userState{state, ic, i} |
| }), state |
| } |