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Merge pull request #18476 from fuweid/35-backport-18274-part4
[3.5] tests/e2e: add test cases related to HashKV
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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. | ||
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//go:build !cluster_proxy | ||
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package e2e | ||
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import ( | ||
"context" | ||
"fmt" | ||
"testing" | ||
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"github.com/stretchr/testify/require" | ||
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"go.etcd.io/etcd/client/pkg/v3/fileutil" | ||
clientv3 "go.etcd.io/etcd/client/v3" | ||
"go.etcd.io/etcd/tests/v3/framework/e2e" | ||
) | ||
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func TestVerifyHashKVAfterCompact(t *testing.T) { | ||
scenarios := []struct { | ||
clusterVersion e2e.ClusterVersion | ||
keys []string // used for data generators | ||
}{ | ||
{ | ||
clusterVersion: e2e.CurrentVersion, | ||
keys: []string{"key0"}, | ||
}, | ||
{ | ||
clusterVersion: e2e.CurrentVersion, | ||
keys: []string{"key0", "key1"}, | ||
}, | ||
{ | ||
clusterVersion: e2e.QuorumLastVersion, | ||
keys: []string{"key0"}, | ||
}, | ||
{ | ||
clusterVersion: e2e.QuorumLastVersion, | ||
keys: []string{"key0", "key1"}, | ||
}, | ||
} | ||
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for _, compactedOnTombstoneRev := range []bool{false, true} { | ||
for _, scenario := range scenarios { | ||
t.Run(fmt.Sprintf("compactedOnTombstone=%v - %s - Keys=%v", compactedOnTombstoneRev, scenario.clusterVersion, scenario.keys), func(t *testing.T) { | ||
e2e.BeforeTest(t) | ||
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if scenario.clusterVersion != e2e.CurrentVersion { | ||
if !fileutil.Exist(e2e.BinPathLastRelease) { | ||
t.Skipf("%q does not exist", e2e.BinPathLastRelease) | ||
} | ||
} | ||
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ctx := context.Background() | ||
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cfg := e2e.EtcdProcessClusterConfig{ | ||
ClusterSize: 3, | ||
IsClientAutoTLS: true, | ||
ClientTLS: e2e.ClientTLS, | ||
Version: scenario.clusterVersion, | ||
} | ||
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clus, err := e2e.NewEtcdProcessCluster(t, &cfg) | ||
require.NoError(t, err) | ||
defer clus.Close() | ||
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tombstoneRevs, lastestRev := populateDataForHashKV(t, clus, &cfg, scenario.keys) | ||
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compactedOnRev := tombstoneRevs[0] | ||
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// If compaction revision isn't a tombstone, select a revision in the middle of two tombstones. | ||
if !compactedOnTombstoneRev { | ||
compactedOnRev = (tombstoneRevs[0] + tombstoneRevs[1]) / 2 | ||
require.Greater(t, tombstoneRevs[1], compactedOnRev) | ||
} | ||
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cli := newClient(t, clus.EndpointsGRPC(), cfg.ClientTLS, cfg.IsClientAutoTLS) | ||
defer cli.Close() | ||
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t.Logf("COMPACT on rev=%d", compactedOnRev) | ||
_, err = cli.Compact(ctx, compactedOnRev, clientv3.WithCompactPhysical()) | ||
require.NoError(t, err) | ||
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for rev := compactedOnRev; rev <= lastestRev; rev++ { | ||
verifyConsistentHashKVAcrossAllMembers(t, cli, rev) | ||
} | ||
}) | ||
} | ||
} | ||
} | ||
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func TestVerifyHashKVAfterTwoCompactionsOnTombstone_MixVersions(t *testing.T) { | ||
e2e.BeforeTest(t) | ||
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if !fileutil.Exist(e2e.BinPathLastRelease) { | ||
t.Skipf("%q does not exist", e2e.BinPathLastRelease) | ||
} | ||
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ctx := context.Background() | ||
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cfg := e2e.EtcdProcessClusterConfig{ | ||
ClusterSize: 3, | ||
IsClientAutoTLS: true, | ||
ClientTLS: e2e.ClientTLS, | ||
Version: e2e.QuorumLastVersion, | ||
} | ||
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clus, err := e2e.NewEtcdProcessCluster(t, &cfg) | ||
require.NoError(t, err) | ||
defer clus.Close() | ||
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t.Cleanup(func() { clus.Close() }) | ||
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tombstoneRevs, lastestRev := populateDataForHashKV(t, clus, &cfg, []string{"key0"}) | ||
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cli := newClient(t, clus.EndpointsGRPC(), cfg.ClientTLS, cfg.IsClientAutoTLS) | ||
defer cli.Close() | ||
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firstCompactOnRev := tombstoneRevs[0] | ||
t.Logf("COMPACT rev=%d", firstCompactOnRev) | ||
_, err = cli.Compact(ctx, firstCompactOnRev, clientv3.WithCompactPhysical()) | ||
require.NoError(t, err) | ||
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secondCompactOnRev := tombstoneRevs[1] | ||
t.Logf("COMPACT rev=%d", secondCompactOnRev) | ||
_, err = cli.Compact(ctx, secondCompactOnRev, clientv3.WithCompactPhysical()) | ||
require.NoError(t, err) | ||
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for rev := secondCompactOnRev; rev <= lastestRev; rev++ { | ||
verifyConsistentHashKVAcrossAllMembers(t, cli, rev) | ||
} | ||
} | ||
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func TestVerifyHashKVAfterCompactionOnLastTombstone_MixVersions(t *testing.T) { | ||
e2e.BeforeTest(t) | ||
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if !fileutil.Exist(e2e.BinPathLastRelease) { | ||
t.Skipf("%q does not exist", e2e.BinPathLastRelease) | ||
} | ||
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for _, keys := range [][]string{ | ||
[]string{"key0"}, | ||
[]string{"key0", "key1"}, | ||
} { | ||
t.Run(fmt.Sprintf("#%v", keys), func(t *testing.T) { | ||
ctx := context.Background() | ||
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cfg := e2e.EtcdProcessClusterConfig{ | ||
ClusterSize: 3, | ||
IsClientAutoTLS: true, | ||
ClientTLS: e2e.ClientTLS, | ||
Version: e2e.QuorumLastVersion, | ||
} | ||
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clus, err := e2e.NewEtcdProcessCluster(t, &cfg) | ||
require.NoError(t, err) | ||
defer clus.Close() | ||
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tombstoneRevs, lastestRev := populateDataForHashKV(t, clus, &cfg, keys) | ||
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cli := newClient(t, clus.EndpointsGRPC(), cfg.ClientTLS, cfg.IsClientAutoTLS) | ||
defer cli.Close() | ||
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compactOnRev := tombstoneRevs[len(tombstoneRevs)-1] | ||
t.Logf("COMPACT rev=%d", compactOnRev) | ||
_, err = cli.Compact(ctx, compactOnRev, clientv3.WithCompactPhysical()) | ||
require.NoError(t, err) | ||
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for rev := compactOnRev; rev <= lastestRev; rev++ { | ||
verifyConsistentHashKVAcrossAllMembers(t, cli, rev) | ||
} | ||
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}) | ||
} | ||
} | ||
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// populateDataForHashKV populates some sample data, and return a slice of tombstone | ||
// revisions and the latest revision | ||
func populateDataForHashKV(t *testing.T, clus *e2e.EtcdProcessCluster, clusCfg *e2e.EtcdProcessClusterConfig, keys []string) ([]int64, int64) { | ||
c := newClient(t, clus.EndpointsGRPC(), clusCfg.ClientTLS, clusCfg.IsClientAutoTLS) | ||
defer c.Close() | ||
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ctx := context.Background() | ||
totalOperations := 40 | ||
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var ( | ||
tombStoneRevs []int64 | ||
latestRev int64 | ||
) | ||
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deleteStep := 10 // submit a delete operation on every 10 operations | ||
for i := 1; i <= totalOperations; i++ { | ||
if i%deleteStep == 0 { | ||
t.Logf("Deleting key=%s", keys[0]) // Only delete the first key for simplicity | ||
resp, derr := c.Delete(ctx, keys[0]) | ||
require.NoError(t, derr) | ||
latestRev = resp.Header.Revision | ||
tombStoneRevs = append(tombStoneRevs, resp.Header.Revision) | ||
continue | ||
} | ||
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value := fmt.Sprintf("%d", i) | ||
var ops []clientv3.Op | ||
for _, key := range keys { | ||
ops = append(ops, clientv3.OpPut(key, value)) | ||
} | ||
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t.Logf("Writing keys: %v, value: %s", keys, value) | ||
resp, terr := c.Txn(ctx).Then(ops...).Commit() | ||
require.NoError(t, terr) | ||
require.True(t, resp.Succeeded) | ||
require.Len(t, resp.Responses, len(ops)) | ||
latestRev = resp.Header.Revision | ||
} | ||
return tombStoneRevs, latestRev | ||
} | ||
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func verifyConsistentHashKVAcrossAllMembers(t *testing.T, cli *clientv3.Client, hashKVOnRev int64) { | ||
t.Logf("HashKV on rev=%d", hashKVOnRev) | ||
resp, err := hashKVs(cli.Endpoints(), cli) | ||
require.NoError(t, err) | ||
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require.Greater(t, len(resp), 1) | ||
require.True(t, resp[0].Hash != 0) | ||
t.Logf("One Hash value is %d", resp[0].Hash) | ||
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for i := 1; i < len(resp); i++ { | ||
require.Equal(t, resp[0].Hash, resp[i].Hash) | ||
} | ||
} |