frostfs-node/cmd/neofs-node/object.go

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package main
import (
"context"
"errors"
"sync"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neofs-api-go/v2/object"
objectGRPC "github.com/nspcc-dev/neofs-api-go/v2/object/grpc"
"github.com/nspcc-dev/neofs-api-go/v2/session"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/bucket"
objectTransportGRPC "github.com/nspcc-dev/neofs-node/pkg/network/transport/object/grpc"
objectService "github.com/nspcc-dev/neofs-node/pkg/services/object"
)
type objectExecutor struct{}
type inMemBucket struct {
bucket.Bucket
*sync.RWMutex
items map[string][]byte
}
func newBucket() bucket.Bucket {
return &inMemBucket{
RWMutex: new(sync.RWMutex),
items: map[string][]byte{},
}
}
func (b *inMemBucket) Get(key []byte) ([]byte, error) {
b.RLock()
v, ok := b.items[base58.Encode(key)]
b.RUnlock()
if !ok {
return nil, errors.New("not found")
}
return v, nil
}
func (b *inMemBucket) Set(key, value []byte) error {
k := base58.Encode(key)
b.Lock()
b.items[k] = makeCopy(value)
b.Unlock()
return nil
}
func (b *inMemBucket) Iterate(handler bucket.FilterHandler) error {
if handler == nil {
return bucket.ErrNilFilterHandler
}
b.RLock()
for key, val := range b.items {
k, err := base58.Decode(key)
if err != nil {
panic(err)
}
v := makeCopy(val)
if !handler(k, v) {
return bucket.ErrIteratingAborted
}
}
b.RUnlock()
return nil
}
func makeCopy(val []byte) []byte {
tmp := make([]byte, len(val))
copy(tmp, val)
return tmp
}
func (*objectExecutor) Get(context.Context, *object.GetRequestBody) (objectService.GetObjectBodyStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectExecutor) Put(context.Context) (objectService.PutObjectBodyStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectExecutor) Head(context.Context, *object.HeadRequestBody) (*object.HeadResponseBody, error) {
return nil, errors.New("unimplemented service call")
}
func (s *objectExecutor) Search(context.Context, *object.SearchRequestBody) (objectService.SearchObjectBodyStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectExecutor) Delete(_ context.Context, body *object.DeleteRequestBody) (*object.DeleteResponseBody, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectExecutor) GetRange(_ context.Context, body *object.GetRangeRequestBody) (objectService.GetRangeObjectBodyStreamer, error) {
return nil, errors.New("unimplemented service call")
}
func (*objectExecutor) GetRangeHash(context.Context, *object.GetRangeHashRequestBody) (*object.GetRangeHashResponseBody, error) {
return nil, errors.New("unimplemented service call")
}
func initObjectService(c *cfg) {
metaHdr := new(session.ResponseMetaHeader)
xHdr := new(session.XHeader)
xHdr.SetKey("test X-Header key for Object service")
xHdr.SetValue("test X-Header value for Object service")
metaHdr.SetXHeaders([]*session.XHeader{xHdr})
objectGRPC.RegisterObjectServiceServer(c.cfgGRPC.server,
objectTransportGRPC.New(
objectService.NewSignService(
c.key,
objectService.NewExecutionService(
new(objectExecutor),
metaHdr,
),
),
),
)
}