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

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package main
import (
"context"
"strconv"
apiClient "github.com/nspcc-dev/neofs-api-go/pkg/client"
containerSDK "github.com/nspcc-dev/neofs-api-go/pkg/container"
"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
containerGRPC "github.com/nspcc-dev/neofs-api-go/v2/container/grpc"
containerCore "github.com/nspcc-dev/neofs-node/pkg/core/container"
netmapCore "github.com/nspcc-dev/neofs-node/pkg/core/netmap"
"github.com/nspcc-dev/neofs-node/pkg/morph/client"
"github.com/nspcc-dev/neofs-node/pkg/morph/client/container"
"github.com/nspcc-dev/neofs-node/pkg/morph/client/container/wrapper"
containerTransportGRPC "github.com/nspcc-dev/neofs-node/pkg/network/transport/container/grpc"
containerService "github.com/nspcc-dev/neofs-node/pkg/services/container"
loadcontroller "github.com/nspcc-dev/neofs-node/pkg/services/container/announcement/load/controller"
containerMorph "github.com/nspcc-dev/neofs-node/pkg/services/container/morph"
"github.com/nspcc-dev/neofs-node/pkg/util/logger"
"github.com/pkg/errors"
"go.uber.org/zap"
)
func initContainerService(c *cfg) {
staticClient, err := client.NewStatic(
c.cfgMorph.client,
c.cfgContainer.scriptHash,
c.cfgContainer.fee,
)
fatalOnErr(err)
cnrClient, err := container.New(staticClient)
fatalOnErr(err)
wrap, err := wrapper.New(cnrClient)
fatalOnErr(err)
c.cfgObject.cnrStorage = wrap // use RPC node as source of containers
c.cfgObject.cnrClient = wrap
containerGRPC.RegisterContainerServiceServer(c.cfgGRPC.server,
containerTransportGRPC.New(
containerService.NewSignService(
c.key,
containerService.NewResponseService(
containerService.NewExecutionService(
containerMorph.NewExecutor(cnrClient),
),
c.respSvc,
),
),
),
)
}
type morphLoadWriter struct {
log *logger.Logger
cnrMorphClient *wrapper.Wrapper
key []byte
}
func (w *morphLoadWriter) Put(a containerSDK.UsedSpaceAnnouncement) error {
w.log.Debug("save used space announcement in contract",
zap.Uint64("epoch", a.Epoch()),
zap.Stringer("cid", a.ContainerID()),
zap.Uint64("size", a.UsedSpace()),
)
return w.cnrMorphClient.AnnounceLoad(a, w.key)
}
func (*morphLoadWriter) Close() error {
return nil
}
type remoteLoadAnnounceWriterProvider struct {
client *apiClient.Client
}
func (p *remoteLoadAnnounceWriterProvider) InitWriter(ctx context.Context) (loadcontroller.Writer, error) {
return &remoteLoadAnnounceWriter{
ctx: ctx,
client: p.client,
}, nil
}
type remoteLoadAnnounceWriter struct {
ctx context.Context
client *apiClient.Client
buf []containerSDK.UsedSpaceAnnouncement
}
func (r *remoteLoadAnnounceWriter) Put(a containerSDK.UsedSpaceAnnouncement) error {
r.buf = append(r.buf, a)
return nil
}
func (r *remoteLoadAnnounceWriter) Close() error {
return r.client.AnnounceContainerUsedSpace(r.ctx, r.buf)
}
type loadPlacementBuilder struct {
log *logger.Logger
nmSrc netmapCore.Source
cnrSrc containerCore.Source
}
func (l *loadPlacementBuilder) BuildPlacement(epoch uint64, cid *containerSDK.ID) ([]netmap.Nodes, error) {
cnrNodes, nm, err := l.buildPlacement(epoch, cid)
if err != nil {
return nil, err
}
const pivotPrefix = "load_announcement_"
pivot := []byte(
pivotPrefix + strconv.FormatUint(epoch, 10),
)
placement, err := nm.GetPlacementVectors(cnrNodes, pivot)
if err != nil {
return nil, errors.Wrap(err, "could not build placement vectors")
}
return placement, nil
}
func (l *loadPlacementBuilder) buildPlacement(epoch uint64, cid *containerSDK.ID) (netmap.ContainerNodes, *netmap.Netmap, error) {
cnr, err := l.cnrSrc.Get(cid)
if err != nil {
return nil, nil, err
}
nm, err := l.nmSrc.GetNetMapByEpoch(epoch)
if err != nil {
return nil, nil, errors.Wrap(err, "could not get network map")
}
cnrNodes, err := nm.GetContainerNodes(cnr.PlacementPolicy(), cid.ToV2().GetValue())
if err != nil {
return nil, nil, errors.Wrap(err, "could not build container nodes")
}
return cnrNodes, nm, nil
}