storj/pkg/storage/buckets/prefixed.go
Kaloyan Raev ee5f32b0f7
ConcatRanger closes segment readers as soon as data is read (#349)
* ConcatRanger closes a segment readers as soon as data is read

* Fix linter errors

* Fix data race

* Nicer call to CombineErrors
2018-09-14 10:10:43 -04:00

73 lines
1.8 KiB
Go

// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package buckets
import (
"context"
"io"
"time"
"storj.io/storj/pkg/paths"
"storj.io/storj/pkg/ranger"
"storj.io/storj/pkg/storage/objects"
)
type prefixedObjStore struct {
o objects.Store
prefix string
}
func (o *prefixedObjStore) Meta(ctx context.Context, path paths.Path) (meta objects.Meta,
err error) {
defer mon.Task()(&ctx)(&err)
if len(path) == 0 {
return objects.Meta{}, objects.NoPathError.New("")
}
m, err := o.o.Meta(ctx, path.Prepend(o.prefix))
return m, err
}
func (o *prefixedObjStore) Get(ctx context.Context, path paths.Path) (
rr ranger.Ranger, meta objects.Meta, err error) {
defer mon.Task()(&ctx)(&err)
if len(path) == 0 {
return nil, objects.Meta{}, objects.NoPathError.New("")
}
rr, m, err := o.o.Get(ctx, path.Prepend(o.prefix))
return rr, m, err
}
func (o *prefixedObjStore) Put(ctx context.Context, path paths.Path, data io.Reader,
metadata objects.SerializableMeta, expiration time.Time) (meta objects.Meta, err error) {
defer mon.Task()(&ctx)(&err)
if len(path) == 0 {
return objects.Meta{}, objects.NoPathError.New("")
}
m, err := o.o.Put(ctx, path.Prepend(o.prefix), data, metadata, expiration)
return m, err
}
func (o *prefixedObjStore) Delete(ctx context.Context, path paths.Path) (err error) {
defer mon.Task()(&ctx)(&err)
if len(path) == 0 {
return objects.NoPathError.New("")
}
return o.o.Delete(ctx, path.Prepend(o.prefix))
}
func (o *prefixedObjStore) List(ctx context.Context, prefix, startAfter,
endBefore paths.Path, recursive bool, limit int, metaFlags uint32) (
items []objects.ListItem, more bool, err error) {
defer mon.Task()(&ctx)(&err)
return o.o.List(ctx, prefix.Prepend(o.prefix), startAfter, endBefore, recursive, limit, metaFlags)
}