59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
// Copyright 2021 Google LLC
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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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//
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package wal
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import (
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"bytes"
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"io/ioutil"
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"os"
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"go.etcd.io/etcd/raft/v3/raftpb"
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"go.etcd.io/etcd/server/v3/storage/wal/walpb"
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"go.uber.org/zap"
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)
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func FuzzWalCreate(data []byte) int {
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p, err := ioutil.TempDir("/tmp", "waltest")
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if err != nil {
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return -1
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}
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defer os.RemoveAll(p)
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w, err := Create(zap.NewExample(), p, data)
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if err != nil {
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return 0
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}
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if err = w.SaveSnapshot(walpb.Snapshot{}); err != nil {
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return 0
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}
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if err = w.Save(raftpb.HardState{}, []raftpb.Entry{{Index: 0}}); err != nil {
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return 0
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}
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w.Close()
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neww, err := Open(zap.NewExample(), p, walpb.Snapshot{})
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if err != nil {
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return 0
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}
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defer neww.Close()
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metadata, _, _, err := neww.ReadAll()
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if err != nil {
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return 0
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}
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if !bytes.Equal(data, metadata) {
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panic("data and metadata are not equal, but they should be")
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}
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return 1
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}
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