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https://gitee.com/milvus-io/milvus.git
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94 lines
3.0 KiB
Go
94 lines
3.0 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package querynode
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/*
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#cgo CFLAGS: -I${SRCDIR}/../core/output/include
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#cgo LDFLAGS: -L${SRCDIR}/../core/output/lib -lmilvus_segcore -Wl,-rpath=${SRCDIR}/../core/output/lib
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#include "segcore/load_index_c.h"
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*/
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import "C"
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import (
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"path/filepath"
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"unsafe"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus/internal/log"
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)
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// LoadIndexInfo is a wrapper of the underlying C-structure C.CLoadIndexInfo
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type LoadIndexInfo struct {
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cLoadIndexInfo C.CLoadIndexInfo
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}
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func newLoadIndexInfo() (*LoadIndexInfo, error) {
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var cLoadIndexInfo C.CLoadIndexInfo
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status := C.NewLoadIndexInfo(&cLoadIndexInfo)
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if err := HandleCStatus(&status, "NewLoadIndexInfo failed"); err != nil {
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return nil, err
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}
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return &LoadIndexInfo{cLoadIndexInfo: cLoadIndexInfo}, nil
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}
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func deleteLoadIndexInfo(info *LoadIndexInfo) {
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C.DeleteLoadIndexInfo(info.cLoadIndexInfo)
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}
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func (li *LoadIndexInfo) appendIndexParam(indexKey string, indexValue string) error {
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cIndexKey := C.CString(indexKey)
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defer C.free(unsafe.Pointer(cIndexKey))
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cIndexValue := C.CString(indexValue)
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defer C.free(unsafe.Pointer(cIndexValue))
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status := C.AppendIndexParam(li.cLoadIndexInfo, cIndexKey, cIndexValue)
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return HandleCStatus(&status, "AppendIndexParam failed")
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}
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func (li *LoadIndexInfo) appendFieldInfo(fieldID FieldID) error {
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cFieldID := C.long(fieldID)
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status := C.AppendFieldInfo(li.cLoadIndexInfo, cFieldID)
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return HandleCStatus(&status, "AppendFieldInfo failed")
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}
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func (li *LoadIndexInfo) appendIndex(bytesIndex [][]byte, indexKeys []string) error {
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var cBinarySet C.CBinarySet
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status := C.NewBinarySet(&cBinarySet)
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defer C.DeleteBinarySet(cBinarySet)
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if err := HandleCStatus(&status, "NewBinarySet failed"); err != nil {
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return err
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}
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for i, byteIndex := range bytesIndex {
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indexPtr := unsafe.Pointer(&byteIndex[0])
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indexLen := C.long(len(byteIndex))
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binarySetKey := filepath.Base(indexKeys[i])
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log.Debug("", zap.String("index key", binarySetKey))
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indexKey := C.CString(binarySetKey)
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status = C.AppendBinaryIndex(cBinarySet, indexPtr, indexLen, indexKey)
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C.free(unsafe.Pointer(indexKey))
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if err := HandleCStatus(&status, "AppendBinaryIndex failed"); err != nil {
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return err
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}
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}
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status = C.AppendIndex(li.cLoadIndexInfo, cBinarySet)
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return HandleCStatus(&status, "AppendIndex failed")
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}
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