milvus/internal/kv/etcd/embed_etcd_kv_test.go
wei liu 9fc5f1176c
fix: Drop segment meta info with prefix (#29856)
If segment has more than 128 log fils, drop segment will exceed etcd txn
ops limit, which will failed the drop segment request
This PR drop segment meta info with prefix, to avoid drop segment meta
failed

---------

Signed-off-by: Wei Liu <wei.liu@zilliz.com>
2024-01-11 12:22:51 +08:00

921 lines
25 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 etcdkv_test
import (
"fmt"
"path"
"sort"
"testing"
"github.com/cockroachdb/errors"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"golang.org/x/exp/maps"
"github.com/milvus-io/milvus/internal/kv"
embed_etcd_kv "github.com/milvus-io/milvus/internal/kv/etcd"
"github.com/milvus-io/milvus/internal/kv/predicates"
"github.com/milvus-io/milvus/pkg/util/funcutil"
"github.com/milvus-io/milvus/pkg/util/metricsinfo"
"github.com/milvus-io/milvus/pkg/util/paramtable"
)
func TestEmbedEtcd(te *testing.T) {
te.Setenv(metricsinfo.DeployModeEnvKey, metricsinfo.StandaloneDeployMode)
param := new(paramtable.ComponentParam)
te.Setenv("etcd.use.embed", "true")
te.Setenv("etcd.config.path", "../../../configs/advanced/etcd.yaml")
dir := te.TempDir()
te.Setenv("etcd.data.dir", dir)
param.Init(paramtable.NewBaseTable())
te.Run("etcdKV SaveAndLoad", func(t *testing.T) {
rootPath := "/etcd/test/root/saveandload"
metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
require.NoError(te, err)
assert.NotNil(te, metaKv)
require.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
saveAndLoadTests := []struct {
key string
value string
}{
{"test1", "value1"},
{"test2", "value2"},
{"test1/a", "value_a"},
{"test1/b", "value_b"},
}
for i, test := range saveAndLoadTests {
if i < 4 {
err = metaKv.Save(test.key, test.value)
assert.NoError(t, err)
}
val, err := metaKv.Load(test.key)
assert.NoError(t, err)
assert.Equal(t, test.value, val)
}
invalidLoadTests := []struct {
invalidKey string
}{
{"t"},
{"a"},
{"test1a"},
}
for _, test := range invalidLoadTests {
val, err := metaKv.Load(test.invalidKey)
assert.Error(t, err)
assert.Zero(t, val)
}
loadPrefixTests := []struct {
prefix string
expectedKeys []string
expectedValues []string
expectedError error
}{
{"test", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test2"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, []string{"value1", "value2", "value_a", "value_b"}, nil},
{"test1", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, []string{"value1", "value_a", "value_b"}, nil},
{"test2", []string{metaKv.GetPath("test2")}, []string{"value2"}, nil},
{"", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test2"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, []string{"value1", "value2", "value_a", "value_b"}, nil},
{"test1/a", []string{metaKv.GetPath("test1/a")}, []string{"value_a"}, nil},
{"a", []string{}, []string{}, nil},
{"root", []string{}, []string{}, nil},
{"/etcd/test/root", []string{}, []string{}, nil},
}
for _, test := range loadPrefixTests {
actualKeys, actualValues, err := metaKv.LoadWithPrefix(test.prefix)
assert.ElementsMatch(t, test.expectedKeys, actualKeys)
assert.ElementsMatch(t, test.expectedValues, actualValues)
assert.Equal(t, test.expectedError, err)
}
removeTests := []struct {
validKey string
invalidKey string
}{
{"test1", "abc"},
{"test1/a", "test1/lskfjal"},
{"test1/b", "test1/b"},
{"test2", "-"},
}
for _, test := range removeTests {
err = metaKv.Remove(test.validKey)
assert.NoError(t, err)
_, err = metaKv.Load(test.validKey)
assert.Error(t, err)
err = metaKv.Remove(test.validKey)
assert.NoError(t, err)
err = metaKv.Remove(test.invalidKey)
assert.NoError(t, err)
}
})
te.Run("etcdKV SaveAndLoadBytes", func(t *testing.T) {
rootPath := "/etcd/test/root/saveandloadbytes"
_metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
metaKv := _metaKv.(*embed_etcd_kv.EmbedEtcdKV)
require.NoError(te, err)
assert.NotNil(te, metaKv)
require.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
saveAndLoadTests := []struct {
key string
value []byte
}{
{"test1", []byte("value1")},
{"test2", []byte("value2")},
{"test1/a", []byte("value_a")},
{"test1/b", []byte("value_b")},
}
for i, test := range saveAndLoadTests {
if i < 4 {
err = metaKv.SaveBytes(test.key, test.value)
assert.NoError(t, err)
}
val, err := metaKv.LoadBytes(test.key)
assert.NoError(t, err)
assert.Equal(t, test.value, val)
}
invalidLoadTests := []struct {
invalidKey string
}{
{"t"},
{"a"},
{"test1a"},
}
for _, test := range invalidLoadTests {
val, err := metaKv.LoadBytes(test.invalidKey)
assert.Error(t, err)
assert.Zero(t, val)
}
loadPrefixTests := []struct {
prefix string
expectedKeys []string
expectedValues [][]byte
expectedError error
}{
{"test", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test2"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, [][]byte{[]byte("value1"), []byte("value2"), []byte("value_a"), []byte("value_b")}, nil},
{"test1", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, [][]byte{[]byte("value1"), []byte("value_a"), []byte("value_b")}, nil},
{"test2", []string{metaKv.GetPath("test2")}, [][]byte{[]byte("value2")}, nil},
{"", []string{
metaKv.GetPath("test1"),
metaKv.GetPath("test2"),
metaKv.GetPath("test1/a"),
metaKv.GetPath("test1/b"),
}, [][]byte{[]byte("value1"), []byte("value2"), []byte("value_a"), []byte("value_b")}, nil},
{"test1/a", []string{metaKv.GetPath("test1/a")}, [][]byte{[]byte("value_a")}, nil},
{"a", []string{}, [][]byte{}, nil},
{"root", []string{}, [][]byte{}, nil},
{"/etcd/test/root", []string{}, [][]byte{}, nil},
}
for _, test := range loadPrefixTests {
actualKeys, actualValues, err := metaKv.LoadBytesWithPrefix(test.prefix)
assert.ElementsMatch(t, test.expectedKeys, actualKeys)
assert.ElementsMatch(t, test.expectedValues, actualValues)
assert.Equal(t, test.expectedError, err)
actualKeys, actualValues, versions, err := metaKv.LoadBytesWithPrefix2(test.prefix)
assert.ElementsMatch(t, test.expectedKeys, actualKeys)
assert.ElementsMatch(t, test.expectedValues, actualValues)
assert.NotZero(t, versions)
assert.Equal(t, test.expectedError, err)
}
removeTests := []struct {
validKey string
invalidKey string
}{
{"test1", "abc"},
{"test1/a", "test1/lskfjal"},
{"test1/b", "test1/b"},
{"test2", "-"},
}
for _, test := range removeTests {
err = metaKv.Remove(test.validKey)
assert.NoError(t, err)
_, err = metaKv.Load(test.validKey)
assert.Error(t, err)
err = metaKv.Remove(test.validKey)
assert.NoError(t, err)
err = metaKv.Remove(test.invalidKey)
assert.NoError(t, err)
}
})
te.Run("etcdKV LoadBytesWithRevision", func(t *testing.T) {
rootPath := "/etcd/test/root/LoadBytesWithRevision"
_metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
metaKv := _metaKv.(*embed_etcd_kv.EmbedEtcdKV)
assert.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
prepareKV := []struct {
inKey string
inValue []byte
}{
{"a", []byte("a_version1")},
{"b", []byte("b_version2")},
{"a", []byte("a_version3")},
{"c", []byte("c_version4")},
{"a/suba", []byte("a_version5")},
}
for _, test := range prepareKV {
err = metaKv.SaveBytes(test.inKey, test.inValue)
require.NoError(t, err)
}
loadWithRevisionTests := []struct {
inKey string
expectedKeyNo int
expectedValues [][]byte
}{
{"a", 2, [][]byte{[]byte("a_version3"), []byte("a_version5")}},
{"b", 1, [][]byte{[]byte("b_version2")}},
{"c", 1, [][]byte{[]byte("c_version4")}},
}
for _, test := range loadWithRevisionTests {
keys, values, revision, err := metaKv.LoadBytesWithRevision(test.inKey)
assert.NoError(t, err)
assert.Equal(t, test.expectedKeyNo, len(keys))
assert.ElementsMatch(t, test.expectedValues, values)
assert.NotZero(t, revision)
}
})
te.Run("etcdKV MultiSaveAndMultiLoad", func(t *testing.T) {
rootPath := "/etcd/test/root/multi_save_and_multi_load"
metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
assert.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
multiSaveTests := map[string]string{
"key_1": "value_1",
"key_2": "value_2",
"key_3/a": "value_3a",
"multikey_1": "multivalue_1",
"multikey_2": "multivalue_2",
"_": "other",
}
err = metaKv.MultiSave(multiSaveTests)
assert.NoError(t, err)
for k, v := range multiSaveTests {
actualV, err := metaKv.Load(k)
assert.NoError(t, err)
assert.Equal(t, v, actualV)
}
multiLoadTests := []struct {
inputKeys []string
expectedValues []string
}{
{[]string{"key_1"}, []string{"value_1"}},
{[]string{"key_1", "key_2", "key_3/a"}, []string{"value_1", "value_2", "value_3a"}},
{[]string{"multikey_1", "multikey_2"}, []string{"multivalue_1", "multivalue_2"}},
{[]string{"_"}, []string{"other"}},
}
for _, test := range multiLoadTests {
vs, err := metaKv.MultiLoad(test.inputKeys)
assert.NoError(t, err)
assert.Equal(t, test.expectedValues, vs)
}
invalidMultiLoad := []struct {
invalidKeys []string
expectedValues []string
}{
{[]string{"a", "key_1"}, []string{"", "value_1"}},
{[]string{".....", "key_1"}, []string{"", "value_1"}},
{[]string{"*********"}, []string{""}},
{[]string{"key_1", "1"}, []string{"value_1", ""}},
}
for _, test := range invalidMultiLoad {
vs, err := metaKv.MultiLoad(test.invalidKeys)
assert.Error(t, err)
assert.Equal(t, test.expectedValues, vs)
}
removeWithPrefixTests := []string{
"key_1",
"multi",
}
for _, k := range removeWithPrefixTests {
err = metaKv.RemoveWithPrefix(k)
assert.NoError(t, err)
ks, vs, err := metaKv.LoadWithPrefix(k)
assert.Empty(t, ks)
assert.Empty(t, vs)
assert.NoError(t, err)
}
multiRemoveTests := []string{
"key_2",
"key_3/a",
"multikey_2",
"_",
}
err = metaKv.MultiRemove(multiRemoveTests)
assert.NoError(t, err)
ks, vs, err := metaKv.LoadWithPrefix("")
assert.NoError(t, err)
assert.Empty(t, ks)
assert.Empty(t, vs)
multiSaveAndRemoveTests := []struct {
multiSaves map[string]string
multiRemoves []string
}{
{map[string]string{"key_1": "value_1"}, []string{}},
{map[string]string{"key_2": "value_2"}, []string{"key_1"}},
{map[string]string{"key_3/a": "value_3a"}, []string{"key_2"}},
{map[string]string{"multikey_1": "multivalue_1"}, []string{}},
{map[string]string{"multikey_2": "multivalue_2"}, []string{"multikey_1", "key_3/a"}},
{make(map[string]string), []string{"multikey_2"}},
}
for _, test := range multiSaveAndRemoveTests {
err = metaKv.MultiSaveAndRemove(test.multiSaves, test.multiRemoves)
assert.NoError(t, err)
}
ks, vs, err = metaKv.LoadWithPrefix("")
assert.NoError(t, err)
assert.Empty(t, ks)
assert.Empty(t, vs)
})
te.Run("etcdKV MultiSaveAndMultiLoadBytes", func(t *testing.T) {
rootPath := "/etcd/test/root/multi_save_and_multi_load"
_metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
metaKv := _metaKv.(*embed_etcd_kv.EmbedEtcdKV)
assert.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
multiSaveTests := map[string][]byte{
"key_1": []byte("value_1"),
"key_2": []byte("value_2"),
"key_3/a": []byte("value_3a"),
"multikey_1": []byte("multivalue_1"),
"multikey_2": []byte("multivalue_2"),
"_": []byte("other"),
}
err = metaKv.MultiSaveBytes(multiSaveTests)
assert.NoError(t, err)
for k, v := range multiSaveTests {
actualV, err := metaKv.LoadBytes(k)
assert.NoError(t, err)
assert.Equal(t, v, actualV)
}
multiLoadTests := []struct {
inputKeys []string
expectedValues [][]byte
}{
{[]string{"key_1"}, [][]byte{[]byte("value_1")}},
{[]string{"key_1", "key_2", "key_3/a"}, [][]byte{[]byte("value_1"), []byte("value_2"), []byte("value_3a")}},
{[]string{"multikey_1", "multikey_2"}, [][]byte{[]byte("multivalue_1"), []byte("multivalue_2")}},
{[]string{"_"}, [][]byte{[]byte("other")}},
}
for _, test := range multiLoadTests {
vs, err := metaKv.MultiLoadBytes(test.inputKeys)
assert.NoError(t, err)
assert.Equal(t, test.expectedValues, vs)
}
invalidMultiLoad := []struct {
invalidKeys []string
expectedValues [][]byte
}{
{[]string{"a", "key_1"}, [][]byte{[]byte(""), []byte("value_1")}},
{[]string{".....", "key_1"}, [][]byte{[]byte(""), []byte("value_1")}},
{[]string{"*********"}, [][]byte{[]byte("")}},
{[]string{"key_1", "1"}, [][]byte{[]byte("value_1"), []byte("")}},
}
for _, test := range invalidMultiLoad {
vs, err := metaKv.MultiLoadBytes(test.invalidKeys)
assert.Error(t, err)
assert.Equal(t, test.expectedValues, vs)
}
removeWithPrefixTests := []string{
"key_1",
"multi",
}
for _, k := range removeWithPrefixTests {
err = metaKv.RemoveWithPrefix(k)
assert.NoError(t, err)
ks, vs, err := metaKv.LoadBytesWithPrefix(k)
assert.Empty(t, ks)
assert.Empty(t, vs)
assert.NoError(t, err)
}
multiRemoveTests := []string{
"key_2",
"key_3/a",
"multikey_2",
"_",
}
err = metaKv.MultiRemove(multiRemoveTests)
assert.NoError(t, err)
ks, vs, err := metaKv.LoadBytesWithPrefix("")
assert.NoError(t, err)
assert.Empty(t, ks)
assert.Empty(t, vs)
multiSaveAndRemoveTests := []struct {
multiSaves map[string][]byte
multiRemoves []string
}{
{map[string][]byte{"key_1": []byte("value_1")}, []string{}},
{map[string][]byte{"key_2": []byte("value_2")}, []string{"key_1"}},
{map[string][]byte{"key_3/a": []byte("value_3a")}, []string{"key_2"}},
{map[string][]byte{"multikey_1": []byte("multivalue_1")}, []string{}},
{map[string][]byte{"multikey_2": []byte("multivalue_2")}, []string{"multikey_1", "key_3/a"}},
{map[string][]byte{}, []string{"multikey_2"}},
}
for _, test := range multiSaveAndRemoveTests {
err = metaKv.MultiSaveBytesAndRemove(test.multiSaves, test.multiRemoves)
assert.NoError(t, err)
}
ks, vs, err = metaKv.LoadBytesWithPrefix("")
assert.NoError(t, err)
assert.Empty(t, ks)
assert.Empty(t, vs)
})
te.Run("etcdKV MultiSaveAndRemoveWithPrefix", func(t *testing.T) {
rootPath := "/etcd/test/root/multi_remove_with_prefix"
metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
require.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
prepareTests := map[string]string{
"x/abc/1": "1",
"x/abc/2": "2",
"x/def/1": "10",
"x/def/2": "20",
"x/den/1": "100",
"x/den/2": "200",
}
// MultiSaveAndRemoveWithPrefix
err = metaKv.MultiSave(prepareTests)
require.NoError(t, err)
multiSaveAndRemoveWithPrefixTests := []struct {
multiSave map[string]string
prefix []string
loadPrefix string
lengthBeforeRemove int
lengthAfterRemove int
}{
{map[string]string{}, []string{"x/abc", "x/def", "x/den"}, "x", 6, 0},
{map[string]string{"y/a": "vvv", "y/b": "vvv"}, []string{}, "y", 0, 2},
{map[string]string{"y/c": "vvv"}, []string{}, "y", 2, 3},
{map[string]string{"p/a": "vvv"}, []string{"y/a", "y"}, "y", 3, 0},
{map[string]string{}, []string{"p"}, "p", 1, 0},
{nil, []string{"p"}, "p", 0, 0},
}
for _, test := range multiSaveAndRemoveWithPrefixTests {
k, _, err := metaKv.LoadWithPrefix(test.loadPrefix)
assert.NoError(t, err)
assert.Equal(t, test.lengthBeforeRemove, len(k))
err = metaKv.MultiSaveAndRemoveWithPrefix(test.multiSave, test.prefix)
assert.NoError(t, err)
k, _, err = metaKv.LoadWithPrefix(test.loadPrefix)
assert.NoError(t, err)
assert.Equal(t, test.lengthAfterRemove, len(k))
}
})
te.Run("etcdKV MultiRemoveWithPrefixBytes", func(t *testing.T) {
rootPath := "/etcd/test/root/multi_remove_with_prefix_bytes"
_metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
metaKv := _metaKv.(*embed_etcd_kv.EmbedEtcdKV)
require.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
prepareTests := map[string][]byte{
"x/abc/1": []byte("1"),
"x/abc/2": []byte("2"),
"x/def/1": []byte("10"),
"x/def/2": []byte("20"),
"x/den/1": []byte("100"),
"x/den/2": []byte("200"),
}
k, v, err := metaKv.LoadBytesWithPrefix("/")
assert.NoError(t, err)
assert.Zero(t, len(k))
assert.Zero(t, len(v))
// MultiSaveAndRemoveWithPrefix
err = metaKv.MultiSaveBytes(prepareTests)
require.NoError(t, err)
multiSaveAndRemoveWithPrefixTests := []struct {
multiSave map[string][]byte
prefix []string
loadPrefix string
lengthBeforeRemove int
lengthAfterRemove int
}{
{map[string][]byte{}, []string{"x/abc", "x/def", "x/den"}, "x", 6, 0},
{map[string][]byte{"y/a": []byte("vvv"), "y/b": []byte("vvv")}, []string{}, "y", 0, 2},
{map[string][]byte{"y/c": []byte("vvv")}, []string{}, "y", 2, 3},
{map[string][]byte{"p/a": []byte("vvv")}, []string{"y/a", "y"}, "y", 3, 0},
{map[string][]byte{}, []string{"p"}, "p", 1, 0},
}
for _, test := range multiSaveAndRemoveWithPrefixTests {
k, _, err = metaKv.LoadBytesWithPrefix(test.loadPrefix)
assert.NoError(t, err)
assert.Equal(t, test.lengthBeforeRemove, len(k))
err = metaKv.MultiSaveBytesAndRemoveWithPrefix(test.multiSave, test.prefix)
assert.NoError(t, err)
k, _, err = metaKv.LoadBytesWithPrefix(test.loadPrefix)
assert.NoError(t, err)
assert.Equal(t, test.lengthAfterRemove, len(k))
}
})
te.Run("etcdKV Watch", func(t *testing.T) {
rootPath := "/etcd/test/root/watch"
watchKv, err := embed_etcd_kv.NewWatchKVFactory(rootPath, &param.EtcdCfg)
assert.NoError(t, err)
defer watchKv.Close()
defer watchKv.RemoveWithPrefix("")
ch := watchKv.Watch("x")
resp := <-ch
assert.True(t, resp.Created)
ch = watchKv.WatchWithPrefix("x")
resp = <-ch
assert.True(t, resp.Created)
})
te.Run("Etcd Revision Bytes", func(t *testing.T) {
rootPath := "/etcd/test/root/revision_bytes"
_metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
metaKv := _metaKv.(*embed_etcd_kv.EmbedEtcdKV)
assert.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
revisionTests := []struct {
inKey string
fistValue []byte
secondValue []byte
}{
{"a", []byte("v1"), []byte("v11")},
{"y", []byte("v2"), []byte("v22")},
{"z", []byte("v3"), []byte("v33")},
}
for _, test := range revisionTests {
err = metaKv.SaveBytes(test.inKey, test.fistValue)
require.NoError(t, err)
_, _, revision, _ := metaKv.LoadBytesWithRevision(test.inKey)
ch := metaKv.WatchWithRevision(test.inKey, revision+1)
err = metaKv.SaveBytes(test.inKey, test.secondValue)
require.NoError(t, err)
resp := <-ch
assert.Equal(t, 1, len(resp.Events))
assert.Equal(t, test.secondValue, resp.Events[0].Kv.Value)
assert.Equal(t, revision+1, resp.Header.Revision)
}
success, err := metaKv.CompareVersionAndSwapBytes("a/b/c", 0, []byte("1"))
assert.NoError(t, err)
assert.True(t, success)
value, err := metaKv.LoadBytes("a/b/c")
assert.NoError(t, err)
assert.Equal(t, value, []byte("1"))
success, err = metaKv.CompareVersionAndSwapBytes("a/b/c", 0, []byte("1"))
assert.NoError(t, err)
assert.False(t, success)
})
te.Run("Etcd WalkWithPagination", func(t *testing.T) {
rootPath := "/etcd/test/root/walkWithPagination"
metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
assert.NoError(t, err)
defer metaKv.Close()
defer metaKv.RemoveWithPrefix("")
kvs := map[string]string{
"A/100": "v1",
"AA/100": "v2",
"AB/100": "v3",
"AB/2/100": "v4",
"B/100": "v5",
}
err = metaKv.MultiSave(kvs)
assert.NoError(t, err)
for k, v := range kvs {
actualV, err := metaKv.Load(k)
assert.NoError(t, err)
assert.Equal(t, v, actualV)
}
t.Run("apply function error ", func(t *testing.T) {
err = metaKv.WalkWithPrefix("A", 5, func(key []byte, value []byte) error {
return errors.New("error")
})
assert.Error(t, err)
})
t.Run("get with non-exist prefix ", func(t *testing.T) {
err = metaKv.WalkWithPrefix("non-exist-prefix", 5, func(key []byte, value []byte) error {
return nil
})
assert.NoError(t, err)
})
t.Run("with different pagination", func(t *testing.T) {
testFn := func(pagination int) {
expected := map[string]string{
"A/100": "v1",
"AA/100": "v2",
"AB/100": "v3",
"AB/2/100": "v4",
}
expectedSortedKey := maps.Keys(expected)
sort.Strings(expectedSortedKey)
ret := make(map[string]string)
actualSortedKey := make([]string, 0)
err = metaKv.WalkWithPrefix("A", pagination, func(key []byte, value []byte) error {
k := string(key)
k = k[len(rootPath)+1:]
ret[k] = string(value)
actualSortedKey = append(actualSortedKey, k)
return nil
})
assert.NoError(t, err)
assert.Equal(t, expected, ret, fmt.Errorf("pagination: %d", pagination))
assert.Equal(t, expectedSortedKey, actualSortedKey, fmt.Errorf("pagination: %d", pagination))
}
testFn(-100)
testFn(-1)
testFn(0)
testFn(1)
testFn(5)
testFn(100)
})
})
te.Run("test has", func(t *testing.T) {
rootPath := "/etcd/test/root/has"
kv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
assert.NoError(t, err)
defer kv.Close()
defer kv.RemoveWithPrefix("")
has, err := kv.Has("key1")
assert.NoError(t, err)
assert.False(t, has)
err = kv.Save("key1", "value1")
assert.NoError(t, err)
has, err = kv.Has("key1")
assert.NoError(t, err)
assert.True(t, has)
err = kv.Remove("key1")
assert.NoError(t, err)
has, err = kv.Has("key1")
assert.NoError(t, err)
assert.False(t, has)
})
te.Run("test has prefix", func(t *testing.T) {
rootPath := "/etcd/test/root/hasprefix"
kv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, &param.EtcdCfg)
assert.NoError(t, err)
defer kv.Close()
defer kv.RemoveWithPrefix("")
has, err := kv.HasPrefix("key")
assert.NoError(t, err)
assert.False(t, has)
err = kv.Save("key1", "value1")
assert.NoError(t, err)
has, err = kv.HasPrefix("key")
assert.NoError(t, err)
assert.True(t, has)
err = kv.Remove("key1")
assert.NoError(t, err)
has, err = kv.HasPrefix("key")
assert.NoError(t, err)
assert.False(t, has)
})
}
type EmbedEtcdKVSuite struct {
suite.Suite
param *paramtable.ComponentParam
rootPath string
kv kv.MetaKv
}
func (s *EmbedEtcdKVSuite) SetupSuite() {
te := s.T()
te.Setenv(metricsinfo.DeployModeEnvKey, metricsinfo.StandaloneDeployMode)
param := new(paramtable.ComponentParam)
te.Setenv("etcd.use.embed", "true")
te.Setenv("etcd.config.path", "../../../configs/advanced/etcd.yaml")
dir := te.TempDir()
te.Setenv("etcd.data.dir", dir)
param.Init(paramtable.NewBaseTable())
s.param = param
}
func (s *EmbedEtcdKVSuite) SetupTest() {
s.rootPath = path.Join("unittest/etcdkv", funcutil.RandomString(8))
metaKv, err := embed_etcd_kv.NewMetaKvFactory(s.rootPath, &s.param.EtcdCfg)
s.Require().NoError(err)
s.kv = metaKv
}
func (s *EmbedEtcdKVSuite) TearDownTest() {
if s.kv != nil {
s.kv.RemoveWithPrefix("")
s.kv.Close()
s.kv = nil
}
}
func (s *EmbedEtcdKVSuite) TestTxnWithPredicates() {
etcdKV := s.kv
prepareKV := map[string]string{
"lease1": "1",
"lease2": "2",
}
err := etcdKV.MultiSave(prepareKV)
s.Require().NoError(err)
badPredicate := predicates.NewMockPredicate(s.T())
badPredicate.EXPECT().Type().Return(0)
badPredicate.EXPECT().Target().Return(predicates.PredTargetValue)
multiSaveAndRemovePredTests := []struct {
tag string
multiSave map[string]string
preds []predicates.Predicate
expectSuccess bool
}{
{"predicate_ok", map[string]string{"a": "b"}, []predicates.Predicate{predicates.ValueEqual("lease1", "1")}, true},
{"predicate_fail", map[string]string{"a": "b"}, []predicates.Predicate{predicates.ValueEqual("lease1", "2")}, false},
{"bad_predicate", map[string]string{"a": "b"}, []predicates.Predicate{badPredicate}, false},
}
for _, test := range multiSaveAndRemovePredTests {
s.Run(test.tag, func() {
err := etcdKV.MultiSaveAndRemove(test.multiSave, nil, test.preds...)
if test.expectSuccess {
s.NoError(err)
} else {
s.Error(err)
}
err = etcdKV.MultiSaveAndRemoveWithPrefix(test.multiSave, nil, test.preds...)
if test.expectSuccess {
s.NoError(err)
} else {
s.Error(err)
}
})
}
}
func TestEmbedEtcdKV(t *testing.T) {
suite.Run(t, new(EmbedEtcdKVSuite))
}