mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
// Copyright 2021 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 testing
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import (
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"os"
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"path/filepath"
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"testing"
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"go.uber.org/zap/zaptest"
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"go.etcd.io/etcd/api/v3/etcdserverpb"
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"go.etcd.io/etcd/pkg/v3/pbutil"
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"go.etcd.io/etcd/server/v3/storage/wal"
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"go.etcd.io/etcd/server/v3/storage/wal/walpb"
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"go.etcd.io/raft/v3/raftpb"
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)
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func NewTmpWAL(t testing.TB, reqs []etcdserverpb.InternalRaftRequest) (*wal.WAL, string) {
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t.Helper()
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dir, err := os.MkdirTemp(t.TempDir(), "etcd_wal_test")
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if err != nil {
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panic(err)
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}
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tmpPath := filepath.Join(dir, "wal")
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lg := zaptest.NewLogger(t)
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w, err := wal.Create(lg, tmpPath, nil)
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if err != nil {
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t.Fatalf("Failed to create WAL: %v", err)
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}
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err = w.Close()
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if err != nil {
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t.Fatalf("Failed to close WAL: %v", err)
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}
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if len(reqs) != 0 {
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w, err = wal.Open(lg, tmpPath, walpb.Snapshot{})
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if err != nil {
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t.Fatalf("Failed to open WAL: %v", err)
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}
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_, state, _, err := w.ReadAll()
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if err != nil {
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t.Fatalf("Failed to read WAL: %v", err)
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}
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var entries []raftpb.Entry
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for _, req := range reqs {
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entries = append(entries, raftpb.Entry{
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Term: 1,
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Index: 1,
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Type: raftpb.EntryNormal,
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Data: pbutil.MustMarshal(&req),
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})
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}
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err = w.Save(state, entries)
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if err != nil {
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t.Fatalf("Failed to save WAL: %v", err)
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}
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err = w.Close()
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if err != nil {
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t.Fatalf("Failed to close WAL: %v", err)
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}
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}
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w, err = wal.OpenForRead(lg, tmpPath, walpb.Snapshot{})
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if err != nil {
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t.Fatalf("Failed to open WAL: %v", err)
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}
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return w, tmpPath
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}
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func Reopen(t testing.TB, walPath string) *wal.WAL {
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t.Helper()
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lg := zaptest.NewLogger(t)
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w, err := wal.OpenForRead(lg, walPath, walpb.Snapshot{})
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if err != nil {
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t.Fatalf("Failed to open WAL: %v", err)
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}
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return w
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}
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