mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
138 lines
3.2 KiB
Go
138 lines
3.2 KiB
Go
// 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 mvcc
|
|
|
|
import (
|
|
"os"
|
|
"reflect"
|
|
"testing"
|
|
"time"
|
|
|
|
"go.etcd.io/etcd/lease"
|
|
"go.etcd.io/etcd/mvcc/backend"
|
|
"go.etcd.io/etcd/pkg/traceutil"
|
|
"go.uber.org/zap"
|
|
)
|
|
|
|
func TestScheduleCompaction(t *testing.T) {
|
|
revs := []revision{{1, 0}, {2, 0}, {3, 0}}
|
|
|
|
tests := []struct {
|
|
rev int64
|
|
keep map[revision]struct{}
|
|
wrevs []revision
|
|
}{
|
|
// compact at 1 and discard all history
|
|
{
|
|
1,
|
|
nil,
|
|
revs[1:],
|
|
},
|
|
// compact at 3 and discard all history
|
|
{
|
|
3,
|
|
nil,
|
|
nil,
|
|
},
|
|
// compact at 1 and keeps history one step earlier
|
|
{
|
|
1,
|
|
map[revision]struct{}{
|
|
{main: 1}: {},
|
|
},
|
|
revs,
|
|
},
|
|
// compact at 1 and keeps history two steps earlier
|
|
{
|
|
3,
|
|
map[revision]struct{}{
|
|
{main: 2}: {},
|
|
{main: 3}: {},
|
|
},
|
|
revs[1:],
|
|
},
|
|
}
|
|
for i, tt := range tests {
|
|
b, tmpPath := backend.NewDefaultTmpBackend()
|
|
s := NewStore(zap.NewExample(), b, &lease.FakeLessor{}, nil, StoreConfig{})
|
|
tx := s.b.BatchTx()
|
|
|
|
tx.Lock()
|
|
ibytes := newRevBytes()
|
|
for _, rev := range revs {
|
|
revToBytes(rev, ibytes)
|
|
tx.UnsafePut(keyBucketName, ibytes, []byte("bar"))
|
|
}
|
|
tx.Unlock()
|
|
|
|
s.scheduleCompaction(tt.rev, tt.keep)
|
|
|
|
tx.Lock()
|
|
for _, rev := range tt.wrevs {
|
|
revToBytes(rev, ibytes)
|
|
keys, _ := tx.UnsafeRange(keyBucketName, ibytes, nil, 0)
|
|
if len(keys) != 1 {
|
|
t.Errorf("#%d: range on %v = %d, want 1", i, rev, len(keys))
|
|
}
|
|
}
|
|
_, vals := tx.UnsafeRange(metaBucketName, finishedCompactKeyName, nil, 0)
|
|
revToBytes(revision{main: tt.rev}, ibytes)
|
|
if w := [][]byte{ibytes}; !reflect.DeepEqual(vals, w) {
|
|
t.Errorf("#%d: vals on %v = %+v, want %+v", i, finishedCompactKeyName, vals, w)
|
|
}
|
|
tx.Unlock()
|
|
|
|
cleanup(s, b, tmpPath)
|
|
}
|
|
}
|
|
|
|
func TestCompactAllAndRestore(t *testing.T) {
|
|
b, tmpPath := backend.NewDefaultTmpBackend()
|
|
s0 := NewStore(zap.NewExample(), b, &lease.FakeLessor{}, nil, StoreConfig{})
|
|
defer os.Remove(tmpPath)
|
|
|
|
s0.Put([]byte("foo"), []byte("bar"), lease.NoLease)
|
|
s0.Put([]byte("foo"), []byte("bar1"), lease.NoLease)
|
|
s0.Put([]byte("foo"), []byte("bar2"), lease.NoLease)
|
|
s0.DeleteRange([]byte("foo"), nil)
|
|
|
|
rev := s0.Rev()
|
|
// compact all keys
|
|
done, err := s0.Compact(traceutil.TODO(), rev)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
select {
|
|
case <-done:
|
|
case <-time.After(10 * time.Second):
|
|
t.Fatal("timeout waiting for compaction to finish")
|
|
}
|
|
|
|
err = s0.Close()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
s1 := NewStore(zap.NewExample(), b, &lease.FakeLessor{}, nil, StoreConfig{})
|
|
if s1.Rev() != rev {
|
|
t.Errorf("rev = %v, want %v", s1.Rev(), rev)
|
|
}
|
|
_, err = s1.Range([]byte("foo"), nil, RangeOptions{})
|
|
if err != nil {
|
|
t.Errorf("unexpect range error %v", err)
|
|
}
|
|
}
|