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https://github.com/etcd-io/etcd.git
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431adc5878
By validating if WAL doesn't include any incompatible entries we can implement storage downgrades.
73 lines
2.0 KiB
Go
73 lines
2.0 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 integration
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import (
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"context"
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"testing"
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"time"
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"github.com/coreos/go-semver/semver"
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"github.com/stretchr/testify/assert"
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"go.etcd.io/etcd/tests/v3/framework/integration"
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"go.uber.org/zap"
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"go.etcd.io/etcd/client/pkg/v3/testutil"
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clientv3 "go.etcd.io/etcd/client/v3"
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"go.etcd.io/etcd/server/v3/embed"
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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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)
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func TestEtcdVersionFromWAL(t *testing.T) {
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testutil.SkipTestIfShortMode(t,
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"Wal creation tests are depending on embedded etcd server so are integration-level tests.")
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cfg := integration.NewEmbedConfig(t, "default")
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srv, err := embed.StartEtcd(cfg)
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if err != nil {
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t.Fatal(err)
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}
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select {
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case <-srv.Server.ReadyNotify():
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case <-time.After(3 * time.Second):
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t.Fatalf("failed to start embed.Etcd for test")
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}
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ccfg := clientv3.Config{Endpoints: []string{cfg.ACUrls[0].String()}}
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cli, err := integration.NewClient(t, ccfg)
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if err != nil {
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srv.Close()
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t.Fatal(err)
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}
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// Get auth status to increase etcd version of proto stored in wal
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ctx, cancel := context.WithTimeout(context.Background(), testutil.RequestTimeout)
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cli.AuthStatus(ctx)
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cancel()
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cli.Close()
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srv.Close()
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w, err := wal.Open(zap.NewNop(), cfg.Dir+"/member/wal", walpb.Snapshot{})
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if err != nil {
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panic(err)
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}
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defer w.Close()
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walVersion, err := wal.ReadWALVersion(w)
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if err != nil {
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t.Fatal(err)
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}
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assert.Equal(t, &semver.Version{Major: 3, Minor: 6}, walVersion.MinimalEtcdVersion())
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}
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