storj/uplink/storage/streams/shim.go

74 lines
3.1 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package streams
import (
"context"
"io"
"time"
"storj.io/storj/pkg/encryption"
"storj.io/storj/pkg/ranger"
"storj.io/storj/pkg/storj"
"storj.io/storj/uplink/metainfo"
"storj.io/storj/uplink/storage/segments"
)
// Store interface methods for streams to satisfy to be a store
type Store interface {
Meta(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) (Meta, error)
Get(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) (ranger.Ranger, Meta, error)
Put(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite, data io.Reader, metadata []byte, expiration time.Time) (Meta, error)
Delete(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) error
List(ctx context.Context, prefix, startAfter, endBefore storj.Path, pathCipher storj.CipherSuite, recursive bool, limit int, metaFlags uint32) (items []ListItem, more bool, err error)
}
type shimStore struct {
store typedStore
}
// NewStreamStore constructs a Store.
func NewStreamStore(metainfo *metainfo.Client, segments segments.Store, segmentSize int64, encStore *encryption.Store, encBlockSize int, cipher storj.CipherSuite, inlineThreshold int, maxEncryptedSegmentSize int64) (Store, error) {
typedStore, err := newTypedStreamStore(metainfo, segments, segmentSize, encStore, encBlockSize, cipher, inlineThreshold, maxEncryptedSegmentSize)
if err != nil {
return nil, err
}
return &shimStore{store: typedStore}, nil
}
// Meta parses the passed in path and dispatches to the typed store.
func (s *shimStore) Meta(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) (_ Meta, err error) {
defer mon.Task()(&ctx)(&err)
return s.store.Meta(ctx, ParsePath(path), pathCipher)
}
// Get parses the passed in path and dispatches to the typed store.
func (s *shimStore) Get(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) (_ ranger.Ranger, _ Meta, err error) {
defer mon.Task()(&ctx)(&err)
return s.store.Get(ctx, ParsePath(path), pathCipher)
}
// Put parses the passed in path and dispatches to the typed store.
func (s *shimStore) Put(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite, data io.Reader, metadata []byte, expiration time.Time) (_ Meta, err error) {
defer mon.Task()(&ctx)(&err)
return s.store.Put(ctx, ParsePath(path), pathCipher, data, metadata, expiration)
}
// Delete parses the passed in path and dispatches to the typed store.
func (s *shimStore) Delete(ctx context.Context, path storj.Path, pathCipher storj.CipherSuite) (err error) {
defer mon.Task()(&ctx)(&err)
return s.store.Delete(ctx, ParsePath(path), pathCipher)
}
// List parses the passed in path and dispatches to the typed store.
func (s *shimStore) List(ctx context.Context, prefix storj.Path, startAfter storj.Path, endBefore storj.Path, pathCipher storj.CipherSuite, recursive bool, limit int, metaFlags uint32) (items []ListItem, more bool, err error) {
defer mon.Task()(&ctx)(&err)
return s.store.List(ctx, ParsePath(prefix), startAfter, endBefore, pathCipher, recursive, limit, metaFlags)
}