mirror of
https://gitee.com/milvus-io/milvus.git
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113 lines
3.2 KiB
Go
113 lines
3.2 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 io
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import (
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"context"
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"path"
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"github.com/samber/lo"
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"go.opentelemetry.io/otel"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/util/conc"
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"github.com/milvus-io/milvus/pkg/util/retry"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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type BinlogIO interface {
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Download(ctx context.Context, paths []string) ([][]byte, error)
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Upload(ctx context.Context, kvs map[string][]byte) error
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// JoinFullPath returns the full path by join the paths with the chunkmanager's rootpath
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JoinFullPath(paths ...string) string
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}
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type BinlogIoImpl struct {
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storage.ChunkManager
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pool *conc.Pool[any]
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}
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func NewBinlogIO(cm storage.ChunkManager, ioPool *conc.Pool[any]) BinlogIO {
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return &BinlogIoImpl{cm, ioPool}
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}
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func (b *BinlogIoImpl) Download(ctx context.Context, paths []string) ([][]byte, error) {
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ctx, span := otel.Tracer(typeutil.DataNodeRole).Start(ctx, "Download")
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defer span.End()
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futures := make([]*conc.Future[any], 0, len(paths))
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for _, path := range paths {
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path := path
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future := b.pool.Submit(func() (any, error) {
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var val []byte
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var err error
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log.Debug("BinlogIO download", zap.String("path", path))
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err = retry.Do(ctx, func() error {
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val, err = b.Read(ctx, path)
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if err != nil {
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log.Warn("BinlogIO fail to download", zap.String("path", path), zap.Error(err))
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}
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return err
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})
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return val, err
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})
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futures = append(futures, future)
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}
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err := conc.AwaitAll(futures...)
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if err != nil {
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return nil, err
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}
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return lo.Map(futures, func(future *conc.Future[any], _ int) []byte {
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return future.Value().([]byte)
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}), nil
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}
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func (b *BinlogIoImpl) Upload(ctx context.Context, kvs map[string][]byte) error {
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ctx, span := otel.Tracer(typeutil.DataNodeRole).Start(ctx, "Upload")
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defer span.End()
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futures := make([]*conc.Future[any], 0, len(kvs))
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for k, v := range kvs {
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innerK, innerV := k, v
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future := b.pool.Submit(func() (any, error) {
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var err error
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log.Debug("BinlogIO upload", zap.String("paths", innerK))
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err = retry.Do(ctx, func() error {
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err = b.Write(ctx, innerK, innerV)
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if err != nil {
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log.Warn("BinlogIO fail to upload", zap.String("paths", innerK), zap.Error(err))
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}
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return err
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})
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return struct{}{}, err
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})
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futures = append(futures, future)
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}
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return conc.AwaitAll(futures...)
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}
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func (b *BinlogIoImpl) JoinFullPath(paths ...string) string {
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return path.Join(b.ChunkManager.RootPath(), path.Join(paths...))
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}
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