frostfs-node/pkg/services/object/put/local.go

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package putsvc
import (
"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/localstore"
"github.com/nspcc-dev/neofs-node/pkg/network"
"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/placement"
"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/transformer"
"github.com/pkg/errors"
)
type localPlacement struct {
builder placement.Builder
localAddrSrc network.LocalAddressSource
}
func (p *localPlacement) BuildPlacement(addr *objectSDK.Address, policy *netmap.PlacementPolicy) ([]netmap.Nodes, error) {
vs, err := p.builder.BuildPlacement(addr, policy)
if err != nil {
return nil, errors.Wrapf(err, "(%T) could not build object placement", p)
}
for i := range vs {
for j := range vs[i] {
addr, err := network.AddressFromString(vs[i][j].NetworkAddress())
if err != nil {
// TODO: log error
continue
}
if network.IsLocalAddress(p.localAddrSrc, addr) {
return []netmap.Nodes{{vs[i][j]}}, nil
}
}
}
return nil, errors.Errorf("(%T) local node is outside of object placement", p)
}
type localTarget struct {
storage *localstore.Storage
obj *object.RawObject
payload []byte
}
func (t *localTarget) WriteHeader(obj *object.RawObject) error {
t.obj = obj
t.payload = make([]byte, 0, obj.GetPayloadSize())
return nil
}
func (t *localTarget) Write(p []byte) (n int, err error) {
t.payload = append(t.payload, p...)
return len(p), nil
}
func (t *localTarget) Close() (*transformer.AccessIdentifiers, error) {
if err := t.storage.Put(t.obj.Object()); err != nil {
return nil, errors.Wrapf(err, "(%T) could not put object to local storage", t)
}
return new(transformer.AccessIdentifiers).
WithSelfID(t.obj.GetID()), nil
}