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// Copyright 2015 The etcd 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 v2http
import (
"fmt"
"net/http"
"go.etcd.io/etcd/server/v3/etcdserver/api"
"go.etcd.io/etcd/server/v3/etcdserver/api/v2http/httptypes"
)
func authCapabilityHandler(fn func(http.ResponseWriter, *http.Request)) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if !api.IsCapabilityEnabled(api.AuthCapability) {
notCapable(w, r, api.AuthCapability)
return
}
fn(w, r)
}
}
func notCapable(w http.ResponseWriter, r *http.Request, c api.Capability) {
herr := httptypes.NewHTTPError(http.StatusInternalServerError, fmt.Sprintf("Not capable of accessing %s feature during rolling upgrades.", c))
if err := herr.WriteTo(w); err != nil {
// TODO: the following plog was removed, add the logging back if possible
// plog.Debugf("error writing HTTPError (%v) to %s", err, r.RemoteAddr)
}
}
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