mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 13:28:49 +08:00
949d5d078f
Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com>
274 lines
6.4 KiB
Go
274 lines
6.4 KiB
Go
package indexnode
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import (
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"context"
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"fmt"
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"math/rand"
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"sync"
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"time"
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"golang.org/x/exp/mmap"
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"github.com/milvus-io/milvus-proto/go-api/schemapb"
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"github.com/milvus-io/milvus/internal/common"
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"github.com/milvus-io/milvus/internal/mq/msgstream"
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"github.com/milvus-io/milvus/internal/proto/etcdpb"
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"github.com/milvus-io/milvus/internal/proto/indexpb"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/internal/util/paramtable"
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)
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func init() {
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rand.Seed(time.Now().UnixNano())
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}
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const (
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vecFieldID = 101
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)
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var (
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errNotImplErr = fmt.Errorf("not implemented error")
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collschema = &schemapb.CollectionSchema{
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Name: "mock_collection",
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Description: "mock",
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AutoID: false,
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Fields: []*schemapb.FieldSchema{
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{
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FieldID: 0,
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Name: "int64",
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IsPrimaryKey: true,
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Description: "",
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DataType: schemapb.DataType_Int64,
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AutoID: false,
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},
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{
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FieldID: vecFieldID,
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Name: "vector",
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IsPrimaryKey: false,
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Description: "",
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DataType: schemapb.DataType_FloatVector,
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AutoID: false,
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},
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},
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}
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collMeta = &etcdpb.CollectionMeta{
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Schema: &schemapb.CollectionSchema{
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Name: "mock_index",
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Description: "mock",
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AutoID: false,
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Fields: []*schemapb.FieldSchema{
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{
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FieldID: vecFieldID,
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Name: "vector",
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IsPrimaryKey: false,
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Description: "",
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DataType: schemapb.DataType_FloatVector,
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AutoID: false,
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},
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},
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},
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}
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)
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var (
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mockChunkMgrIns = &mockChunkmgr{}
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)
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type mockStorageFactory struct{}
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func (m *mockStorageFactory) NewChunkManager(context.Context, *indexpb.StorageConfig) (storage.ChunkManager, error) {
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return mockChunkMgrIns, nil
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}
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type mockChunkmgr struct {
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segmentData sync.Map
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indexedData sync.Map
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}
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var _ storage.ChunkManager = &mockChunkmgr{}
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// var _ dependency.Factory = &mockFactory{}
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func (c *mockChunkmgr) RootPath() string {
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return ""
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}
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func (c *mockChunkmgr) Path(ctx context.Context, filePath string) (string, error) {
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// TODO
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return filePath, errNotImplErr
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}
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func (c *mockChunkmgr) Size(ctx context.Context, filePath string) (int64, error) {
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// TODO
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return 0, errNotImplErr
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}
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func (c *mockChunkmgr) Write(ctx context.Context, filePath string, content []byte) error {
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c.indexedData.Store(filePath, content)
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return nil
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}
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func (c *mockChunkmgr) MultiWrite(ctx context.Context, contents map[string][]byte) error {
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// TODO
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return errNotImplErr
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}
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func (c *mockChunkmgr) Exist(ctx context.Context, filePath string) (bool, error) {
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// TODO
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return false, errNotImplErr
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}
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func (c *mockChunkmgr) Read(ctx context.Context, filePath string) ([]byte, error) {
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value, ok := c.segmentData.Load(filePath)
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if !ok {
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return nil, fmt.Errorf("data not exists")
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}
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return value.(*storage.Blob).Value, nil
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}
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func (c *mockChunkmgr) Reader(ctx context.Context, filePath string) (storage.FileReader, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (c *mockChunkmgr) MultiRead(ctx context.Context, filePaths []string) ([][]byte, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (c *mockChunkmgr) ReadWithPrefix(ctx context.Context, prefix string) ([]string, [][]byte, error) {
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// TODO
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return nil, nil, errNotImplErr
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}
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func (c *mockChunkmgr) ListWithPrefix(ctx context.Context, prefix string, recursive bool) ([]string, []time.Time, error) {
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// TODO
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return nil, nil, errNotImplErr
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}
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func (c *mockChunkmgr) Mmap(ctx context.Context, filePath string) (*mmap.ReaderAt, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (c *mockChunkmgr) ReadAt(ctx context.Context, filePath string, off int64, length int64) ([]byte, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (c *mockChunkmgr) Remove(ctx context.Context, filePath string) error {
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// TODO
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return errNotImplErr
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}
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func (c *mockChunkmgr) MultiRemove(ctx context.Context, filePaths []string) error {
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// TODO
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return errNotImplErr
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}
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func (c *mockChunkmgr) RemoveWithPrefix(ctx context.Context, prefix string) error {
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// TODO
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return errNotImplErr
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}
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func (c *mockChunkmgr) mockFieldData(numrows, dim int, collectionID, partitionID, segmentID int64) {
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idList := make([]int64, 0, numrows)
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tsList := make([]int64, 0, numrows)
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ts0 := time.Now().Unix()
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for i := 0; i < numrows; i++ {
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idList = append(idList, int64(i)+1)
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tsList = append(tsList, ts0+int64(i))
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}
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vecs := randomFloats(numrows, dim)
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idField := storage.Int64FieldData{
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Data: idList,
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}
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tsField := storage.Int64FieldData{
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Data: tsList,
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}
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vecField := storage.FloatVectorFieldData{
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Data: vecs,
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Dim: dim,
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}
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insertData := &storage.InsertData{
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Data: map[int64]storage.FieldData{
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common.TimeStampField: &tsField,
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common.RowIDField: &idField,
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vecFieldID: &vecField,
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},
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}
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insertCodec := &storage.InsertCodec{
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Schema: collMeta,
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}
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blobs, _, err := insertCodec.Serialize(partitionID, segmentID, insertData)
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if err != nil {
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panic(err)
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}
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if len(blobs) != 1 {
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panic("invalid blobs")
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}
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c.segmentData.Store(dataPath(collectionID, partitionID, segmentID), blobs[0])
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}
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func NewMockChunkManager() *mockChunkmgr {
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return &mockChunkmgr{}
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}
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type mockFactory struct {
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chunkMgr *mockChunkmgr
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}
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func (f *mockFactory) NewCacheStorageChunkManager(context.Context) (storage.ChunkManager, error) {
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return nil, errNotImplErr
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}
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func (f *mockFactory) NewPersistentStorageChunkManager(context.Context) (storage.ChunkManager, error) {
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if f.chunkMgr != nil {
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return f.chunkMgr, nil
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}
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return nil, fmt.Errorf("factory not inited")
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}
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func (f *mockFactory) Init(*paramtable.ComponentParam) {
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// do nothing
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}
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func (f *mockFactory) NewMsgStream(context.Context) (msgstream.MsgStream, error) {
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// TOD
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return nil, errNotImplErr
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}
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func (f *mockFactory) NewTtMsgStream(context.Context) (msgstream.MsgStream, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (f *mockFactory) NewQueryMsgStream(context.Context) (msgstream.MsgStream, error) {
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// TODO
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return nil, errNotImplErr
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}
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func (f *mockFactory) NewMsgStreamDisposer(ctx context.Context) func([]string, string) error {
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// TODO
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return nil
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}
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func randomFloats(rows, dim int) []float32 {
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vecs := make([]float32, 0, rows)
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for i := 0; i < rows; i++ {
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vec := make([]float32, 0, dim)
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for j := 0; j < dim; j++ {
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vec = append(vec, rand.Float32())
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}
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vecs = append(vecs, vec...)
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}
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return vecs
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}
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func dataPath(collectionID, partitionID, segmentID int64) string {
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return fmt.Sprintf("%d-%d-%d", collectionID, partitionID, segmentID)
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}
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