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tests/e2e: reproduce #17780

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Signed-off-by: Wei Fu <fuweid89@gmail.com>
This commit is contained in:
Wei Fu 2024-04-17 20:31:48 +08:00
parent e37a67e40b
commit 7173391154
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tests/e2e/reproduce_17780_test.go Normal file
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// Copyright 2024 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 e2e
import (
"context"
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
clientv3 "go.etcd.io/etcd/client/v3"
"go.etcd.io/etcd/pkg/v3/stringutil"
"go.etcd.io/etcd/tests/v3/framework/e2e"
)
// TestReproduce17780 reproduces the issue: https://github.com/etcd-io/etcd/issues/17780.
func TestReproduce17780(t *testing.T) {
e2e.BeforeTest(t)
compactionBatchLimit := 10
ctx := context.TODO()
clus, cerr := e2e.NewEtcdProcessCluster(ctx, t,
e2e.WithClusterSize(3),
e2e.WithGoFailEnabled(true),
e2e.WithSnapshotCount(1000),
e2e.WithCompactionBatchLimit(compactionBatchLimit),
e2e.WithWatchProcessNotifyInterval(100*time.Millisecond),
)
require.NoError(t, cerr)
t.Cleanup(func() { clus.Stop() })
leaderIdx := clus.WaitLeader(t)
targetIdx := (leaderIdx + 1) % clus.Cfg.ClusterSize
cli := newClient(t, clus.Procs[targetIdx].EndpointsGRPC(), e2e.ClientConfig{})
// Revision: 2 -> 8 for new keys
n := compactionBatchLimit - 2
valueSize := 16
for i := 2; i <= n; i++ {
_, err := cli.Put(ctx, fmt.Sprintf("%d", i), stringutil.RandString(uint(valueSize)))
require.NoError(t, err)
}
// Revision: 9 -> 11 for delete keys with compared revision
//
// We need last compaction batch is no-op and all the tombstones should
// be deleted in previous compaction batch. So that we just lost the
// finishedCompactRev after panic.
for i := 9; i <= compactionBatchLimit+1; i++ {
rev := i - 5
key := fmt.Sprintf("%d", rev)
_, err := cli.Delete(ctx, key)
require.NoError(t, err)
}
require.NoError(t, clus.Procs[targetIdx].Failpoints().SetupHTTP(ctx, "compactBeforeSetFinishedCompact", `panic`))
_, err := cli.Compact(ctx, 11, clientv3.WithCompactPhysical())
require.Error(t, err)
require.NoError(t, clus.Procs[targetIdx].Restart(ctx))
// NOTE: We should not decrease the revision if there is no record
// about finished compact operation.
resp, err := cli.Get(ctx, fmt.Sprintf("%d", n))
require.NoError(t, err)
assert.GreaterOrEqual(t, resp.Header.Revision, int64(11))
// Revision 4 should be deleted by compaction.
resp, err = cli.Get(ctx, fmt.Sprintf("%d", 4))
require.NoError(t, err)
require.True(t, resp.Count == 0)
next := 20
for i := 12; i <= next; i++ {
_, err := cli.Put(ctx, fmt.Sprintf("%d", i), stringutil.RandString(uint(valueSize)))
require.NoError(t, err)
}
expectedRevision := next
for procIdx, proc := range clus.Procs {
cli = newClient(t, proc.EndpointsGRPC(), e2e.ClientConfig{})
resp, err := cli.Get(ctx, fmt.Sprintf("%d", next))
require.NoError(t, err)
assert.GreaterOrEqual(t, resp.Header.Revision, int64(expectedRevision),
fmt.Sprintf("LeaderIdx: %d, Current: %d", leaderIdx, procIdx))
}
}