mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
// Copyright 2015 CoreOS, Inc.
|
|
//
|
|
// 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 testutil
|
|
|
|
import (
|
|
"net/http"
|
|
"sync"
|
|
)
|
|
|
|
type PauseableHandler struct {
|
|
Next http.Handler
|
|
mu sync.Mutex
|
|
paused bool
|
|
}
|
|
|
|
func (ph *PauseableHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
|
|
ph.mu.Lock()
|
|
paused := ph.paused
|
|
ph.mu.Unlock()
|
|
if !paused {
|
|
ph.Next.ServeHTTP(w, r)
|
|
} else {
|
|
hj, ok := w.(http.Hijacker)
|
|
if !ok {
|
|
panic("webserver doesn't support hijacking")
|
|
}
|
|
conn, _, err := hj.Hijack()
|
|
if err != nil {
|
|
panic(err.Error())
|
|
}
|
|
conn.Close()
|
|
}
|
|
}
|
|
|
|
func (ph *PauseableHandler) Pause() {
|
|
ph.mu.Lock()
|
|
defer ph.mu.Unlock()
|
|
ph.paused = true
|
|
}
|
|
|
|
func (ph *PauseableHandler) Resume() {
|
|
ph.mu.Lock()
|
|
defer ph.mu.Unlock()
|
|
ph.paused = false
|
|
}
|