chyezh 16b0aee97f
enhance: timetick interceptor optimization (#35287)
issue: #33285

- remove redundant goroutine by using insepctor.
- remove the coutinous non-message timetick persistence
- periodically push the time tick forward without persistent timetick
message.
- add 'message type filter' deliver filter.

Signed-off-by: chyezh <chyezh@outlook.com>
2024-08-12 18:58:25 +08:00

388 lines
11 KiB
Go

package adaptor_test
import (
"context"
"fmt"
"math/rand"
"sort"
"strconv"
"sync"
"testing"
"time"
"github.com/remeh/sizedwaitgroup"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/milvus-io/milvus-proto/go-api/v2/msgpb"
"github.com/milvus-io/milvus/internal/flushcommon/syncmgr"
"github.com/milvus-io/milvus/internal/flushcommon/writebuffer"
"github.com/milvus-io/milvus/internal/mocks"
"github.com/milvus-io/milvus/internal/mocks/mock_metastore"
"github.com/milvus-io/milvus/internal/mocks/streamingnode/server/mock_flusher"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
"github.com/milvus-io/milvus/internal/streamingnode/server/resource"
"github.com/milvus-io/milvus/internal/streamingnode/server/resource/idalloc"
"github.com/milvus-io/milvus/internal/streamingnode/server/wal"
"github.com/milvus-io/milvus/internal/streamingnode/server/wal/registry"
"github.com/milvus-io/milvus/pkg/streaming/util/message"
"github.com/milvus-io/milvus/pkg/streaming/util/options"
"github.com/milvus-io/milvus/pkg/streaming/util/types"
"github.com/milvus-io/milvus/pkg/streaming/walimpls/impls/walimplstest"
)
type walTestFramework struct {
b wal.OpenerBuilder
t *testing.T
messageCount int
}
func TestWAL(t *testing.T) {
initResourceForTest(t)
b := registry.MustGetBuilder(walimplstest.WALName)
f := &walTestFramework{
b: b,
t: t,
messageCount: 1000,
}
f.Run()
}
func initResourceForTest(t *testing.T) {
rc := idalloc.NewMockRootCoordClient(t)
rc.EXPECT().GetPChannelInfo(mock.Anything, mock.Anything).Return(&rootcoordpb.GetPChannelInfoResponse{}, nil)
dc := mocks.NewMockDataCoordClient(t)
dc.EXPECT().AllocSegment(mock.Anything, mock.Anything).Return(&datapb.AllocSegmentResponse{}, nil)
catalog := mock_metastore.NewMockStreamingNodeCataLog(t)
catalog.EXPECT().ListSegmentAssignment(mock.Anything, mock.Anything).Return(nil, nil)
catalog.EXPECT().SaveSegmentAssignments(mock.Anything, mock.Anything, mock.Anything).Return(nil)
syncMgr := syncmgr.NewMockSyncManager(t)
wbMgr := writebuffer.NewMockBufferManager(t)
flusher := mock_flusher.NewMockFlusher(t)
flusher.EXPECT().RegisterPChannel(mock.Anything, mock.Anything).Return(nil).Maybe()
flusher.EXPECT().UnregisterPChannel(mock.Anything).Return().Maybe()
flusher.EXPECT().RegisterVChannel(mock.Anything, mock.Anything).Return()
flusher.EXPECT().UnregisterVChannel(mock.Anything).Return()
resource.InitForTest(
t,
resource.OptSyncManager(syncMgr),
resource.OptBufferManager(wbMgr),
resource.OptRootCoordClient(rc),
resource.OptDataCoordClient(dc),
resource.OptFlusher(flusher),
resource.OptStreamingNodeCatalog(catalog),
)
}
func (f *walTestFramework) Run() {
wg := sync.WaitGroup{}
loopCnt := 3
wg.Add(loopCnt)
o, err := f.b.Build()
assert.NoError(f.t, err)
assert.NotNil(f.t, o)
defer o.Close()
for i := 0; i < loopCnt; i++ {
go func(i int) {
defer wg.Done()
f.runOnce(fmt.Sprintf("pchannel-%d", i), o)
}(i)
}
wg.Wait()
}
func (f *walTestFramework) runOnce(pchannel string, o wal.Opener) {
f2 := &testOneWALFramework{
t: f.t,
opener: o,
pchannel: pchannel,
messageCount: f.messageCount,
term: 1,
}
f2.Run()
}
type testOneWALFramework struct {
t *testing.T
opener wal.Opener
written []message.ImmutableMessage
pchannel string
messageCount int
term int
}
func (f *testOneWALFramework) Run() {
ctx := context.Background()
for ; f.term <= 3; f.term++ {
pChannel := types.PChannelInfo{
Name: f.pchannel,
Term: int64(f.term),
}
w, err := f.opener.Open(ctx, &wal.OpenOption{
Channel: pChannel,
})
assert.NoError(f.t, err)
assert.NotNil(f.t, w)
assert.Equal(f.t, pChannel.Name, w.Channel().Name)
f.testReadAndWrite(ctx, w)
// close the wal
w.Close()
}
}
func (f *testOneWALFramework) testReadAndWrite(ctx context.Context, w wal.WAL) {
f.testSendCreateCollection(ctx, w)
defer f.testSendDropCollection(ctx, w)
// Test read and write.
wg := sync.WaitGroup{}
wg.Add(3)
var newWritten []message.ImmutableMessage
var read1, read2 []message.ImmutableMessage
go func() {
defer wg.Done()
var err error
newWritten, err = f.testAppend(ctx, w)
assert.NoError(f.t, err)
}()
go func() {
defer wg.Done()
var err error
read1, err = f.testRead(ctx, w)
assert.NoError(f.t, err)
}()
go func() {
defer wg.Done()
var err error
read2, err = f.testRead(ctx, w)
assert.NoError(f.t, err)
}()
wg.Wait()
// read result should be sorted by timetick.
f.assertSortByTimeTickMessageList(read1)
f.assertSortByTimeTickMessageList(read2)
// all written messages should be read.
sort.Sort(sortByMessageID(newWritten))
f.written = append(f.written, newWritten...)
sort.Sort(sortByMessageID(read1))
sort.Sort(sortByMessageID(read2))
f.assertEqualMessageList(f.written, read1)
f.assertEqualMessageList(f.written, read2)
// test read with option
f.testReadWithOption(ctx, w)
}
func (f *testOneWALFramework) testSendCreateCollection(ctx context.Context, w wal.WAL) {
// create collection before start test
createMsg, err := message.NewCreateCollectionMessageBuilderV1().
WithHeader(&message.CreateCollectionMessageHeader{
CollectionId: 1,
PartitionIds: []int64{2},
}).
WithBody(&msgpb.CreateCollectionRequest{}).
WithVChannel("v1").
BuildMutable()
assert.NoError(f.t, err)
msgID, err := w.Append(ctx, createMsg)
assert.NoError(f.t, err)
assert.NotNil(f.t, msgID)
}
func (f *testOneWALFramework) testSendDropCollection(ctx context.Context, w wal.WAL) {
// drop collection after test
dropMsg, err := message.NewDropCollectionMessageBuilderV1().
WithHeader(&message.DropCollectionMessageHeader{
CollectionId: 1,
}).
WithBody(&msgpb.DropCollectionRequest{}).
WithVChannel("v1").
BuildMutable()
assert.NoError(f.t, err)
msgID, err := w.Append(ctx, dropMsg)
assert.NoError(f.t, err)
assert.NotNil(f.t, msgID)
}
func (f *testOneWALFramework) testAppend(ctx context.Context, w wal.WAL) ([]message.ImmutableMessage, error) {
messages := make([]message.ImmutableMessage, f.messageCount)
swg := sizedwaitgroup.New(10)
for i := 0; i < f.messageCount-1; i++ {
swg.Add()
go func(i int) {
defer swg.Done()
time.Sleep(time.Duration(5+rand.Int31n(10)) * time.Millisecond)
// ...rocksmq has a dirty implement of properties,
// without commonpb.MsgHeader, it can not work.
msg := message.CreateTestEmptyInsertMesage(int64(i), map[string]string{
"id": fmt.Sprintf("%d", i),
"const": "t",
})
appendResult, err := w.Append(ctx, msg)
assert.NoError(f.t, err)
assert.NotNil(f.t, appendResult)
messages[i] = msg.IntoImmutableMessage(appendResult.MessageID)
}(i)
}
swg.Wait()
msg := message.CreateTestEmptyInsertMesage(int64(f.messageCount-1), map[string]string{
"id": fmt.Sprintf("%d", f.messageCount-1),
"const": "t",
"term": strconv.FormatInt(int64(f.term), 10),
})
appendResult, err := w.Append(ctx, msg)
assert.NoError(f.t, err)
messages[f.messageCount-1] = msg.IntoImmutableMessage(appendResult.MessageID)
return messages, nil
}
func (f *testOneWALFramework) testRead(ctx context.Context, w wal.WAL) ([]message.ImmutableMessage, error) {
s, err := w.Read(ctx, wal.ReadOption{
DeliverPolicy: options.DeliverPolicyAll(),
MessageFilter: func(im message.ImmutableMessage) bool {
return im.MessageType() == message.MessageTypeInsert
},
})
assert.NoError(f.t, err)
defer s.Close()
expectedCnt := f.messageCount + len(f.written)
msgs := make([]message.ImmutableMessage, 0, expectedCnt)
for {
msg, ok := <-s.Chan()
if msg.MessageType() != message.MessageTypeInsert {
continue
}
assert.NotNil(f.t, msg)
assert.True(f.t, ok)
msgs = append(msgs, msg)
termString, ok := msg.Properties().Get("term")
if !ok {
continue
}
term, err := strconv.ParseInt(termString, 10, 64)
if err != nil {
panic(err)
}
if int(term) == f.term {
break
}
}
return msgs, nil
}
func (f *testOneWALFramework) testReadWithOption(ctx context.Context, w wal.WAL) {
loopCount := 5
wg := sync.WaitGroup{}
wg.Add(loopCount)
for i := 0; i < loopCount; i++ {
go func() {
defer wg.Done()
idx := rand.Int31n(int32(len(f.written)))
// Test other read options.
// Test start from some message and timetick is gte than it.
readFromMsg := f.written[idx]
s, err := w.Read(ctx, wal.ReadOption{
DeliverPolicy: options.DeliverPolicyStartFrom(readFromMsg.LastConfirmedMessageID()),
MessageFilter: func(im message.ImmutableMessage) bool {
return im.TimeTick() >= readFromMsg.TimeTick() && im.MessageType() == message.MessageTypeInsert
},
})
assert.NoError(f.t, err)
maxTimeTick := f.maxTimeTickWritten()
msgCount := 0
lastTimeTick := readFromMsg.TimeTick() - 1
for {
msg, ok := <-s.Chan()
if msg.MessageType() != message.MessageTypeInsert {
continue
}
msgCount++
assert.NotNil(f.t, msg)
assert.True(f.t, ok)
assert.Greater(f.t, msg.TimeTick(), lastTimeTick)
lastTimeTick = msg.TimeTick()
if msg.TimeTick() >= maxTimeTick {
break
}
}
// shouldn't lost any message.
assert.Equal(f.t, f.countTheTimeTick(readFromMsg.TimeTick()), msgCount)
s.Close()
}()
}
wg.Wait()
}
func (f *testOneWALFramework) assertSortByTimeTickMessageList(msgs []message.ImmutableMessage) {
for i := 1; i < len(msgs); i++ {
assert.Less(f.t, msgs[i-1].TimeTick(), msgs[i].TimeTick())
}
}
func (f *testOneWALFramework) assertEqualMessageList(msgs1 []message.ImmutableMessage, msgs2 []message.ImmutableMessage) {
assert.Equal(f.t, len(msgs2), len(msgs1))
for i := 0; i < len(msgs1); i++ {
assert.True(f.t, msgs1[i].MessageID().EQ(msgs2[i].MessageID()))
// assert.True(f.t, bytes.Equal(msgs1[i].Payload(), msgs2[i].Payload()))
id1, ok1 := msgs1[i].Properties().Get("id")
id2, ok2 := msgs2[i].Properties().Get("id")
assert.True(f.t, ok1)
assert.True(f.t, ok2)
assert.Equal(f.t, id1, id2)
id1, ok1 = msgs1[i].Properties().Get("const")
id2, ok2 = msgs2[i].Properties().Get("const")
assert.True(f.t, ok1)
assert.True(f.t, ok2)
assert.Equal(f.t, id1, id2)
}
}
func (f *testOneWALFramework) countTheTimeTick(begin uint64) int {
cnt := 0
for _, m := range f.written {
if m.TimeTick() >= begin {
cnt++
}
}
return cnt
}
func (f *testOneWALFramework) maxTimeTickWritten() uint64 {
maxTimeTick := uint64(0)
for _, m := range f.written {
if m.TimeTick() > maxTimeTick {
maxTimeTick = m.TimeTick()
}
}
return maxTimeTick
}
type sortByMessageID []message.ImmutableMessage
func (a sortByMessageID) Len() int {
return len(a)
}
func (a sortByMessageID) Swap(i, j int) {
a[i], a[j] = a[j], a[i]
}
func (a sortByMessageID) Less(i, j int) bool {
return a[i].MessageID().LT(a[j].MessageID())
}