mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
104 lines
2.4 KiB
Go
104 lines
2.4 KiB
Go
// Copyright 2022 The etcd Authors
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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 linearizability
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import (
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"bytes"
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"context"
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"fmt"
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"math/rand"
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"net/http"
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"net/url"
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"time"
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"go.etcd.io/etcd/tests/v3/framework/e2e"
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)
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var (
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KillFailpoint Failpoint = killFailpoint{}
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RaftBeforeSavePanic Failpoint = goFailpoint{"etcdserver/raftBeforeSave", "panic"}
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)
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type Failpoint interface {
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Trigger(ctx context.Context, clus *e2e.EtcdProcessCluster) error
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}
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type killFailpoint struct{}
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func (f killFailpoint) Trigger(ctx context.Context, clus *e2e.EtcdProcessCluster) error {
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member := clus.Procs[rand.Int()%len(clus.Procs)]
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err := member.Kill()
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if err != nil {
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return err
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}
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err = member.Wait()
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if err != nil {
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return err
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}
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err = member.Start(ctx)
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if err != nil {
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return err
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}
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return nil
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}
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type goFailpoint struct {
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failpoint string
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payload string
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}
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func (f goFailpoint) Trigger(ctx context.Context, clus *e2e.EtcdProcessCluster) error {
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member := clus.Procs[rand.Int()%len(clus.Procs)]
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address := fmt.Sprintf("127.0.0.1:%d", member.Config().GoFailPort)
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err := triggerGoFailpoint(address, f.failpoint, f.payload)
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if err != nil {
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return fmt.Errorf("failed to trigger failpoint %q, err: %v", f.failpoint, err)
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}
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err = clus.Procs[0].Wait()
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if err != nil {
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return err
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}
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err = clus.Procs[0].Start(ctx)
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if err != nil {
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return err
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}
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return nil
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}
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func triggerGoFailpoint(host, failpoint, payload string) error {
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failpointUrl := url.URL{
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Scheme: "http",
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Host: host,
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Path: failpoint,
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}
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r, err := http.NewRequest("PUT", failpointUrl.String(), bytes.NewBuffer([]byte(payload)))
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if err != nil {
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return err
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}
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resp, err := httpClient.Do(r)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusNoContent {
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return fmt.Errorf("bad status code: %d", resp.StatusCode)
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}
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return nil
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}
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var httpClient = http.Client{
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Timeout: 10 * time.Millisecond,
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}
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