mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 05:18:52 +08:00
299 lines
9.8 KiB
Go
299 lines
9.8 KiB
Go
package segments
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"encoding/binary"
|
|
"fmt"
|
|
"io"
|
|
"strconv"
|
|
|
|
"github.com/golang/protobuf/proto"
|
|
"go.uber.org/zap"
|
|
|
|
"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
|
|
"github.com/milvus-io/milvus/internal/proto/internalpb"
|
|
"github.com/milvus-io/milvus/internal/storage"
|
|
"github.com/milvus-io/milvus/pkg/common"
|
|
"github.com/milvus-io/milvus/pkg/log"
|
|
"github.com/milvus-io/milvus/pkg/mq/msgstream"
|
|
"github.com/milvus-io/milvus/pkg/util/funcutil"
|
|
"github.com/milvus-io/milvus/pkg/util/typeutil"
|
|
)
|
|
|
|
func GetPkField(schema *schemapb.CollectionSchema) *schemapb.FieldSchema {
|
|
for _, field := range schema.GetFields() {
|
|
if field.GetIsPrimaryKey() {
|
|
return field
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// TODO: remove this function to proper file
|
|
// GetPrimaryKeys would get primary keys by insert messages
|
|
func GetPrimaryKeys(msg *msgstream.InsertMsg, schema *schemapb.CollectionSchema) ([]storage.PrimaryKey, error) {
|
|
if msg.IsRowBased() {
|
|
return getPKsFromRowBasedInsertMsg(msg, schema)
|
|
}
|
|
return getPKsFromColumnBasedInsertMsg(msg, schema)
|
|
}
|
|
|
|
func getPKsFromRowBasedInsertMsg(msg *msgstream.InsertMsg, schema *schemapb.CollectionSchema) ([]storage.PrimaryKey, error) {
|
|
offset := 0
|
|
for _, field := range schema.Fields {
|
|
if field.IsPrimaryKey {
|
|
break
|
|
}
|
|
switch field.DataType {
|
|
case schemapb.DataType_Bool:
|
|
offset++
|
|
case schemapb.DataType_Int8:
|
|
offset++
|
|
case schemapb.DataType_Int16:
|
|
offset += 2
|
|
case schemapb.DataType_Int32:
|
|
offset += 4
|
|
case schemapb.DataType_Int64:
|
|
offset += 8
|
|
case schemapb.DataType_Float:
|
|
offset += 4
|
|
case schemapb.DataType_Double:
|
|
offset += 8
|
|
case schemapb.DataType_FloatVector:
|
|
for _, t := range field.TypeParams {
|
|
if t.Key == common.DimKey {
|
|
dim, err := strconv.Atoi(t.Value)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("strconv wrong on get dim, err = %s", err)
|
|
}
|
|
offset += dim * 4
|
|
break
|
|
}
|
|
}
|
|
case schemapb.DataType_BinaryVector:
|
|
for _, t := range field.TypeParams {
|
|
if t.Key == common.DimKey {
|
|
dim, err := strconv.Atoi(t.Value)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("strconv wrong on get dim, err = %s", err)
|
|
}
|
|
offset += dim / 8
|
|
break
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
log.Info(strconv.FormatInt(int64(offset), 10))
|
|
blobReaders := make([]io.Reader, len(msg.RowData))
|
|
for i, blob := range msg.RowData {
|
|
blobReaders[i] = bytes.NewReader(blob.GetValue()[offset : offset+8])
|
|
}
|
|
pks := make([]storage.PrimaryKey, len(blobReaders))
|
|
|
|
for i, reader := range blobReaders {
|
|
var int64PkValue int64
|
|
err := binary.Read(reader, common.Endian, &int64PkValue)
|
|
if err != nil {
|
|
log.Warn("binary read blob value failed", zap.Error(err))
|
|
return nil, err
|
|
}
|
|
pks[i] = storage.NewInt64PrimaryKey(int64PkValue)
|
|
}
|
|
|
|
return pks, nil
|
|
}
|
|
|
|
func getPKsFromColumnBasedInsertMsg(msg *msgstream.InsertMsg, schema *schemapb.CollectionSchema) ([]storage.PrimaryKey, error) {
|
|
primaryFieldSchema, err := typeutil.GetPrimaryFieldSchema(schema)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
primaryFieldData, err := typeutil.GetPrimaryFieldData(msg.GetFieldsData(), primaryFieldSchema)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
pks, err := storage.ParseFieldData2PrimaryKeys(primaryFieldData)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return pks, nil
|
|
}
|
|
|
|
func fillBinVecFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
dim := fieldData.GetVectors().GetDim()
|
|
rowBytes := dim / 8
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
x := fieldData.GetVectors().GetData().(*schemapb.VectorField_BinaryVector)
|
|
resultLen := dim / 8
|
|
copy(x.BinaryVector[i*int(resultLen):(i+1)*int(resultLen)], content)
|
|
return nil
|
|
}
|
|
|
|
func fillFloatVecFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
dim := fieldData.GetVectors().GetDim()
|
|
rowBytes := dim * 4
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
x := fieldData.GetVectors().GetData().(*schemapb.VectorField_FloatVector)
|
|
floatResult := make([]float32, dim)
|
|
buf := bytes.NewReader(content)
|
|
if err = binary.Read(buf, endian, &floatResult); err != nil {
|
|
return err
|
|
}
|
|
resultLen := dim
|
|
copy(x.FloatVector.Data[i*int(resultLen):(i+1)*int(resultLen)], floatResult)
|
|
return nil
|
|
}
|
|
|
|
func fillBoolFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read whole file.
|
|
// TODO: optimize here.
|
|
content, err := vcm.Read(ctx, dataPath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var arr schemapb.BoolArray
|
|
err = proto.Unmarshal(content, &arr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
fieldData.GetScalars().GetBoolData().GetData()[i] = arr.Data[offset]
|
|
return nil
|
|
}
|
|
|
|
func fillStringFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read whole file.
|
|
// TODO: optimize here.
|
|
content, err := vcm.Read(ctx, dataPath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var arr schemapb.StringArray
|
|
err = proto.Unmarshal(content, &arr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
fieldData.GetScalars().GetStringData().GetData()[i] = arr.Data[offset]
|
|
return nil
|
|
}
|
|
|
|
func fillInt8FieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(1)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var i8 int8
|
|
if err := funcutil.ReadBinary(endian, content, &i8); err != nil {
|
|
return err
|
|
}
|
|
fieldData.GetScalars().GetIntData().GetData()[i] = int32(i8)
|
|
return nil
|
|
}
|
|
|
|
func fillInt16FieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(2)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var i16 int16
|
|
if err := funcutil.ReadBinary(endian, content, &i16); err != nil {
|
|
return err
|
|
}
|
|
fieldData.GetScalars().GetIntData().GetData()[i] = int32(i16)
|
|
return nil
|
|
}
|
|
|
|
func fillInt32FieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(4)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return funcutil.ReadBinary(endian, content, &(fieldData.GetScalars().GetIntData().GetData()[i]))
|
|
}
|
|
|
|
func fillInt64FieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(8)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return funcutil.ReadBinary(endian, content, &(fieldData.GetScalars().GetLongData().GetData()[i]))
|
|
}
|
|
|
|
func fillFloatFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(4)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return funcutil.ReadBinary(endian, content, &(fieldData.GetScalars().GetFloatData().GetData()[i]))
|
|
}
|
|
|
|
func fillDoubleFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
// read by offset.
|
|
rowBytes := int64(8)
|
|
content, err := vcm.ReadAt(ctx, dataPath, offset*rowBytes, rowBytes)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return funcutil.ReadBinary(endian, content, &(fieldData.GetScalars().GetDoubleData().GetData()[i]))
|
|
}
|
|
|
|
func fillFieldData(ctx context.Context, vcm storage.ChunkManager, dataPath string, fieldData *schemapb.FieldData, i int, offset int64, endian binary.ByteOrder) error {
|
|
switch fieldData.Type {
|
|
case schemapb.DataType_BinaryVector:
|
|
return fillBinVecFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_FloatVector:
|
|
return fillFloatVecFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Bool:
|
|
return fillBoolFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_String, schemapb.DataType_VarChar:
|
|
return fillStringFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Int8:
|
|
return fillInt8FieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Int16:
|
|
return fillInt16FieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Int32:
|
|
return fillInt32FieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Int64:
|
|
return fillInt64FieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Float:
|
|
return fillFloatFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
case schemapb.DataType_Double:
|
|
return fillDoubleFieldData(ctx, vcm, dataPath, fieldData, i, offset, endian)
|
|
default:
|
|
return fmt.Errorf("invalid data type: %s", fieldData.Type.String())
|
|
}
|
|
}
|
|
|
|
// mergeRequestCost merge the costs of request, the cost may came from different worker in same channel
|
|
// or different channel in same collection, for now we just choose the part with the highest response time
|
|
func mergeRequestCost(requestCosts []*internalpb.CostAggregation) *internalpb.CostAggregation {
|
|
var result *internalpb.CostAggregation
|
|
for _, cost := range requestCosts {
|
|
if result == nil || result.ResponseTime < cost.ResponseTime {
|
|
result = cost
|
|
}
|
|
}
|
|
|
|
return result
|
|
}
|