59 lines
1.9 KiB
Go
59 lines
1.9 KiB
Go
// Copyright 2019 Drone IO, 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 acl
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import (
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"net/http"
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"github.com/drone/drone/handler/api/errors"
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"github.com/drone/drone/handler/api/render"
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"github.com/drone/drone/handler/api/request"
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"github.com/drone/drone/logger"
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)
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// AuthorizeUser returns an http.Handler middleware that authorizes only
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// authenticated users to proceed to the next handler in the chain. Guest users
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// are rejected with a 401 unauthorized error.
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func AuthorizeUser(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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_, ok := request.UserFrom(r.Context())
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if !ok {
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render.Unauthorized(w, errors.ErrUnauthorized)
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logger.FromRequest(r).
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Debugln("api: authentication required")
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} else {
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next.ServeHTTP(w, r)
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}
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})
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}
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// AuthorizeAdmin returns an http.Handler middleware that authorizes only
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// system administrators to proceed to the next handler in the chain.
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func AuthorizeAdmin(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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user, ok := request.UserFrom(r.Context())
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if !ok {
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render.Unauthorized(w, errors.ErrUnauthorized)
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logger.FromRequest(r).
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Debugln("api: authentication required")
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} else if !user.Admin {
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render.Forbidden(w, errors.ErrForbidden)
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logger.FromRequest(r).
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Debugln("api: administrative access required")
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} else {
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next.ServeHTTP(w, r)
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}
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})
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}
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