b127607ac6
Implement primary local BLOB storage based on filesystem tree. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
package blobstor
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"os"
|
|
"path"
|
|
|
|
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
|
|
"github.com/nspcc-dev/neofs-node/pkg/core/object"
|
|
"github.com/pkg/errors"
|
|
)
|
|
|
|
// PutPrm groups the parameters of Put operation.
|
|
type PutPrm struct {
|
|
obj *object.Object
|
|
}
|
|
|
|
// PutRes groups resulting values of Put operation.
|
|
type PutRes struct{}
|
|
|
|
// WithObject is a Put option to set object to save.
|
|
//
|
|
// Option is required.
|
|
func (p *PutPrm) WithObject(obj *object.Object) *PutPrm {
|
|
if p != nil {
|
|
p.obj = obj
|
|
}
|
|
|
|
return p
|
|
}
|
|
|
|
// Put saves the object in BLOB storage.
|
|
//
|
|
// Returns any error encountered that
|
|
// did not allow to completely save the object.
|
|
func (b *BlobStor) Put(prm *PutPrm) (*PutRes, error) {
|
|
b.mtx.Lock()
|
|
defer b.mtx.Unlock()
|
|
|
|
// marshal object
|
|
data, err := prm.obj.Marshal()
|
|
if err != nil {
|
|
return nil, errors.Wrap(err, "could not marshal the object")
|
|
}
|
|
|
|
// compress object data
|
|
data = b.compressor(data)
|
|
|
|
// save object in fs tree
|
|
return nil, b.fsTree.put(prm.obj.Address(), data)
|
|
}
|
|
|
|
func (t *fsTree) put(addr *objectSDK.Address, data []byte) error {
|
|
p := t.treePath(addr)
|
|
|
|
if err := os.MkdirAll(path.Dir(p), t.perm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return ioutil.WriteFile(p, data, t.perm)
|
|
}
|