github.com/matrixorigin/matrixone@v1.2.0/pkg/objectio/fs.go (about)

     1  // Copyright 2021 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package objectio
    16  
    17  import (
    18  	"context"
    19  	"fmt"
    20  
    21  	"github.com/matrixorigin/matrixone/pkg/common/moerr"
    22  	"github.com/matrixorigin/matrixone/pkg/defines"
    23  	"github.com/matrixorigin/matrixone/pkg/fileservice"
    24  )
    25  
    26  type ObjectFS struct {
    27  	Service fileservice.FileService
    28  	Dir     string
    29  }
    30  
    31  func TmpNewFileservice(ctx context.Context, dir string) fileservice.FileService {
    32  	c := fileservice.Config{
    33  		Name:    defines.LocalFileServiceName,
    34  		Backend: "DISK",
    35  		DataDir: dir,
    36  		Cache:   fileservice.DisabledCacheConfig,
    37  	}
    38  	service, err := fileservice.NewFileService(ctx, c, nil)
    39  	if err != nil {
    40  		err = moerr.NewInternalErrorNoCtx(fmt.Sprintf("NewFileService failed: %s", err.Error()))
    41  		panic(any(err))
    42  	}
    43  	return service
    44  }
    45  
    46  func NewObjectFS(service fileservice.FileService, dir string) *ObjectFS {
    47  	fs := &ObjectFS{
    48  		Service: service,
    49  		Dir:     dir,
    50  	}
    51  	return fs
    52  }
    53  
    54  func (o *ObjectFS) ListDir(dir string) ([]fileservice.DirEntry, error) {
    55  	return o.Service.List(context.Background(), dir)
    56  }
    57  
    58  func (o *ObjectFS) DelFiles(ctx context.Context, name []string) error {
    59  	return o.Service.Delete(ctx, name...)
    60  }
    61  
    62  func (o *ObjectFS) Delete(fileName string) error {
    63  	return o.Service.Delete(context.Background(), fileName)
    64  }