mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
a289bf58e6
Occasionally migrate would fail because a minority node would be missing v2 keys. Instead, just use a single member cluster. Fixes #5992
101 lines
2.5 KiB
Go
101 lines
2.5 KiB
Go
// Copyright 2016 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 e2e
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import (
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"fmt"
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"os"
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"testing"
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"time"
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"golang.org/x/net/context"
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"github.com/coreos/etcd/clientv3"
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"github.com/coreos/etcd/pkg/testutil"
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)
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func TestCtlV3Migrate(t *testing.T) {
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defer testutil.AfterTest(t)
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epc := setupEtcdctlTest(t, &configNoTLS, false)
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defer func() {
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if errC := epc.Close(); errC != nil {
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t.Fatalf("error closing etcd processes (%v)", errC)
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}
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}()
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keys := make([]string, 3)
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vals := make([]string, 3)
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for i := range keys {
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keys[i] = fmt.Sprintf("foo_%d", i)
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vals[i] = fmt.Sprintf("bar_%d", i)
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}
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for i := range keys {
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if err := etcdctlSet(epc, keys[i], vals[i]); err != nil {
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t.Fatal(err)
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}
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}
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dataDir := epc.procs[0].cfg.dataDirPath
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if err := epc.StopAll(); err != nil {
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t.Fatalf("error closing etcd processes (%v)", err)
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}
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os.Setenv("ETCDCTL_API", "3")
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defer os.Unsetenv("ETCDCTL_API")
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cx := ctlCtx{
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t: t,
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cfg: configNoTLS,
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dialTimeout: 7 * time.Second,
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epc: epc,
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}
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if err := ctlV3Migrate(cx, dataDir, ""); err != nil {
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t.Fatal(err)
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}
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epc.procs[0].cfg.keepDataDir = true
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if err := epc.RestartAll(); err != nil {
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t.Fatal(err)
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}
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// to ensure revision increment is continuous from migrated v2 data
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if err := ctlV3Put(cx, "test", "value", ""); err != nil {
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t.Fatal(err)
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}
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cli, err := clientv3.New(clientv3.Config{
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Endpoints: epc.grpcEndpoints(),
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DialTimeout: 3 * time.Second,
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})
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if err != nil {
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t.Fatal(err)
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}
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defer cli.Close()
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resp, err := cli.Get(context.TODO(), "test")
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if err != nil {
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t.Fatal(err)
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}
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if len(resp.Kvs) != 1 {
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t.Fatalf("len(resp.Kvs) expected 1, got %+v", resp.Kvs)
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}
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if resp.Kvs[0].CreateRevision != 4 {
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t.Fatalf("resp.Kvs[0].CreateRevision expected 4, got %d", resp.Kvs[0].CreateRevision)
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}
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}
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func ctlV3Migrate(cx ctlCtx, dataDir, walDir string) error {
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cmdArgs := append(cx.PrefixArgs(), "migrate", "--data-dir", dataDir, "--wal-dir", walDir)
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return spawnWithExpects(cmdArgs, "finished transforming keys")
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}
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