mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
72 lines
2.0 KiB
Go
72 lines
2.0 KiB
Go
// Copyright 2016 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 main
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
)
|
|
|
|
type Checker interface {
|
|
// Check returns an error if the system fails a consistency check.
|
|
Check() error
|
|
}
|
|
|
|
type hashChecker struct {
|
|
tt *tester
|
|
}
|
|
|
|
func newHashChecker(tt *tester) Checker { return &hashChecker{tt} }
|
|
|
|
func (hc *hashChecker) Check() (err error) {
|
|
plog.Printf("%s fetching current revisions...", hc.tt.logPrefix())
|
|
var (
|
|
revs map[string]int64
|
|
hashes map[string]int64
|
|
ok bool
|
|
)
|
|
for i := 0; i < 7; i++ {
|
|
time.Sleep(time.Second)
|
|
|
|
revs, hashes, err = hc.tt.cluster.getRevisionHash()
|
|
if err != nil {
|
|
plog.Printf("%s #%d failed to get current revisions (%v)", hc.tt.logPrefix(), i, err)
|
|
continue
|
|
}
|
|
if _, ok = getSameValue(revs); ok {
|
|
break
|
|
}
|
|
|
|
plog.Printf("%s #%d inconsistent current revisions %+v", hc.tt.logPrefix(), i, revs)
|
|
}
|
|
if !ok || err != nil {
|
|
return fmt.Errorf("checking current revisions failed [err: %v, revisions: %v]", err, revs)
|
|
}
|
|
plog.Printf("%s all members are consistent with current revisions [revisions: %v]", hc.tt.logPrefix(), revs)
|
|
|
|
plog.Printf("%s checking current storage hashes...", hc.tt.logPrefix())
|
|
if _, ok = getSameValue(hashes); !ok {
|
|
return fmt.Errorf("inconsistent hashes [%v]", hashes)
|
|
}
|
|
|
|
plog.Printf("%s all members are consistent with storage hashes", hc.tt.logPrefix())
|
|
return nil
|
|
}
|
|
|
|
type noChecker struct{}
|
|
|
|
func newNoChecker() Checker { return &noChecker{} }
|
|
func (nc *noChecker) Check() error { return nil }
|