mirror of
https://github.com/harness/drone.git
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54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
// Copyright 2023 Harness, Inc.
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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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package web
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import (
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"errors"
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"net/http"
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"github.com/harness/gitness/app/auth/authn"
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"github.com/harness/gitness/web"
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"github.com/rs/zerolog/hlog"
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)
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// PublicAccess enables rendering of the UI in public access mode if
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// public access is enabled in the configuration and the request contains no logged-in user.
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func PublicAccess(
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publicAccessEnabled bool,
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authenticator authn.Authenticator,
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) func(http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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if !publicAccessEnabled {
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return next
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}
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// slightly more expensive to authenticate the user, but we can't make assumptions about the authenticator.
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_, err := authenticator.Authenticate(r)
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if errors.Is(err, authn.ErrNoAuthData) {
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r = r.WithContext(web.WithRenderPublicAccess(r.Context(), true))
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} else if err != nil {
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// in case of failure to authenticate the user treat it as attempt to login
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hlog.FromRequest(r).Warn().Err(err).Msgf(
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"failed to authenticate principal, continue without public access UI",
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)
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}
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next.ServeHTTP(w, r)
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})
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}
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}
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