462 lines
12 KiB
Go
462 lines
12 KiB
Go
package main
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import (
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"bytes"
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"context"
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"crypto/ecdsa"
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"strconv"
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apiClient "github.com/nspcc-dev/neofs-api-go/pkg/client"
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containerSDK "github.com/nspcc-dev/neofs-api-go/pkg/container"
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"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
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containerV2 "github.com/nspcc-dev/neofs-api-go/v2/container"
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containerGRPC "github.com/nspcc-dev/neofs-api-go/v2/container/grpc"
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crypto "github.com/nspcc-dev/neofs-crypto"
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containerCore "github.com/nspcc-dev/neofs-node/pkg/core/container"
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netmapCore "github.com/nspcc-dev/neofs-node/pkg/core/netmap"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/engine"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client/container"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client/container/wrapper"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event"
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containerEvent "github.com/nspcc-dev/neofs-node/pkg/morph/event/container"
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"github.com/nspcc-dev/neofs-node/pkg/network"
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"github.com/nspcc-dev/neofs-node/pkg/network/cache"
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containerTransportGRPC "github.com/nspcc-dev/neofs-node/pkg/network/transport/container/grpc"
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containerService "github.com/nspcc-dev/neofs-node/pkg/services/container"
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loadcontroller "github.com/nspcc-dev/neofs-node/pkg/services/container/announcement/load/controller"
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loadroute "github.com/nspcc-dev/neofs-node/pkg/services/container/announcement/load/route"
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placementrouter "github.com/nspcc-dev/neofs-node/pkg/services/container/announcement/load/route/placement"
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loadstorage "github.com/nspcc-dev/neofs-node/pkg/services/container/announcement/load/storage"
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containerMorph "github.com/nspcc-dev/neofs-node/pkg/services/container/morph"
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"github.com/nspcc-dev/neofs-node/pkg/util/logger"
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"github.com/pkg/errors"
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"go.uber.org/zap"
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)
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const (
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startEstimationNotifyEvent = "StartEstimation"
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stopEstimationNotifyEvent = "StopEstimation"
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)
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func initContainerService(c *cfg) {
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staticClient, err := client.NewStatic(
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c.cfgMorph.client,
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c.cfgContainer.scriptHash,
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c.cfgContainer.fee,
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)
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fatalOnErr(err)
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cnrClient, err := container.New(staticClient)
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fatalOnErr(err)
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wrap, err := wrapper.New(cnrClient)
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fatalOnErr(err)
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c.cfgObject.cnrStorage = newCachedContainerStorage(wrap) // use RPC node as source of containers (with caching)
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c.cfgObject.cnrClient = wrap
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localMetrics := &localStorageLoad{
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log: c.log,
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engine: c.cfgObject.cfgLocalStorage.localStorage,
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}
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pubKey := crypto.MarshalPublicKey(&c.key.PublicKey)
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resultWriter := &morphLoadWriter{
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log: c.log,
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cnrMorphClient: wrap,
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key: pubKey,
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}
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loadAccumulator := loadstorage.New(loadstorage.Prm{})
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loadPlacementBuilder := &loadPlacementBuilder{
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log: c.log,
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nmSrc: c.cfgNetmap.wrapper,
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cnrSrc: wrap,
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}
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routeBuilder := placementrouter.New(placementrouter.Prm{
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PlacementBuilder: loadPlacementBuilder,
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})
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loadRouter := loadroute.New(
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loadroute.Prm{
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LocalServerInfo: c,
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RemoteWriterProvider: &remoteLoadAnnounceProvider{
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key: c.key,
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loadAddrSrc: c,
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clientCache: cache.NewSDKClientCache(), // FIXME: use shared cache
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deadEndProvider: loadcontroller.SimpleWriterProvider(loadAccumulator),
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},
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Builder: routeBuilder,
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},
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loadroute.WithLogger(c.log),
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)
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ctrl := loadcontroller.New(
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loadcontroller.Prm{
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LocalMetrics: loadcontroller.SimpleIteratorProvider(localMetrics),
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AnnouncementAccumulator: loadcontroller.SimpleIteratorProvider(loadAccumulator),
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LocalAnnouncementTarget: loadRouter,
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ResultReceiver: loadcontroller.SimpleWriterProvider(resultWriter),
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},
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loadcontroller.WithLogger(c.log),
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)
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setContainerNotificationParser(c, startEstimationNotifyEvent, containerEvent.ParseStartEstimation)
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addContainerNotificationHandler(c, startEstimationNotifyEvent, func(ev event.Event) {
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ctrl.Start(loadcontroller.StartPrm{
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Epoch: ev.(containerEvent.StartEstimation).Epoch(),
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})
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})
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setContainerNotificationParser(c, stopEstimationNotifyEvent, containerEvent.ParseStopEstimation)
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addContainerNotificationHandler(c, stopEstimationNotifyEvent, func(ev event.Event) {
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ctrl.Stop(loadcontroller.StopPrm{
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Epoch: ev.(containerEvent.StopEstimation).Epoch(),
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})
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})
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containerGRPC.RegisterContainerServiceServer(c.cfgGRPC.server,
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containerTransportGRPC.New(
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containerService.NewSignService(
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c.key,
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containerService.NewResponseService(
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&usedSpaceService{
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Service: containerService.NewExecutionService(containerMorph.NewExecutor(cnrClient)),
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loadWriterProvider: loadRouter,
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loadPlacementBuilder: loadPlacementBuilder,
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routeBuilder: routeBuilder,
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cfg: c,
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},
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c.respSvc,
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),
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),
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),
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)
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}
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func addContainerNotificationHandler(c *cfg, sTyp string, h event.Handler) {
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typ := event.TypeFromString(sTyp)
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if c.cfgContainer.subscribers == nil {
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c.cfgContainer.subscribers = make(map[event.Type][]event.Handler, 1)
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}
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c.cfgContainer.subscribers[typ] = append(c.cfgContainer.subscribers[typ], h)
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}
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func setContainerNotificationParser(c *cfg, sTyp string, p event.Parser) {
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typ := event.TypeFromString(sTyp)
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if c.cfgContainer.parsers == nil {
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c.cfgContainer.parsers = make(map[event.Type]event.Parser, 1)
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}
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c.cfgContainer.parsers[typ] = p
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}
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type morphLoadWriter struct {
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log *logger.Logger
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cnrMorphClient *wrapper.Wrapper
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key []byte
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}
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func (w *morphLoadWriter) Put(a containerSDK.UsedSpaceAnnouncement) error {
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w.log.Debug("save used space announcement in contract",
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zap.Uint64("epoch", a.Epoch()),
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zap.Stringer("cid", a.ContainerID()),
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zap.Uint64("size", a.UsedSpace()),
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)
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return w.cnrMorphClient.AnnounceLoad(a, w.key)
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}
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func (*morphLoadWriter) Close() error {
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return nil
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}
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type nopLoadWriter struct{}
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func (nopLoadWriter) Put(containerSDK.UsedSpaceAnnouncement) error {
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return nil
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}
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func (nopLoadWriter) Close() error {
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return nil
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}
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type remoteLoadAnnounceProvider struct {
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key *ecdsa.PrivateKey
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loadAddrSrc network.LocalAddressSource
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clientCache *cache.ClientCache
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deadEndProvider loadcontroller.WriterProvider
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}
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func (r *remoteLoadAnnounceProvider) InitRemote(srv loadroute.ServerInfo) (loadcontroller.WriterProvider, error) {
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if srv == nil {
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return r.deadEndProvider, nil
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}
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addr := srv.Address()
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if r.loadAddrSrc.LocalAddress().String() == srv.Address() {
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// if local => return no-op writer
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return loadcontroller.SimpleWriterProvider(new(nopLoadWriter)), nil
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}
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ipAddr, err := network.IPAddrFromMultiaddr(addr)
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if err != nil {
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return nil, errors.Wrap(err, "could not convert address to IP format")
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}
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c, err := r.clientCache.Get(ipAddr)
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if err != nil {
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return nil, errors.Wrap(err, "could not initialize API client")
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}
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return &remoteLoadAnnounceWriterProvider{
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client: c,
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key: r.key,
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}, nil
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}
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type remoteLoadAnnounceWriterProvider struct {
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client *apiClient.Client
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key *ecdsa.PrivateKey
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}
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func (p *remoteLoadAnnounceWriterProvider) InitWriter(ctx context.Context) (loadcontroller.Writer, error) {
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return &remoteLoadAnnounceWriter{
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ctx: ctx,
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client: p.client,
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key: p.key,
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}, nil
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}
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type remoteLoadAnnounceWriter struct {
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ctx context.Context
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client *apiClient.Client
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key *ecdsa.PrivateKey
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buf []containerSDK.UsedSpaceAnnouncement
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}
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func (r *remoteLoadAnnounceWriter) Put(a containerSDK.UsedSpaceAnnouncement) error {
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r.buf = append(r.buf, a)
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return nil
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}
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func (r *remoteLoadAnnounceWriter) Close() error {
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return r.client.AnnounceContainerUsedSpace(r.ctx, r.buf, apiClient.WithKey(r.key))
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}
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type loadPlacementBuilder struct {
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log *logger.Logger
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nmSrc netmapCore.Source
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cnrSrc containerCore.Source
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}
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func (l *loadPlacementBuilder) BuildPlacement(epoch uint64, cid *containerSDK.ID) ([]netmap.Nodes, error) {
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cnrNodes, nm, err := l.buildPlacement(epoch, cid)
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if err != nil {
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return nil, err
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}
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const pivotPrefix = "load_announcement_"
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pivot := []byte(
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pivotPrefix + strconv.FormatUint(epoch, 10),
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)
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placement, err := nm.GetPlacementVectors(cnrNodes, pivot)
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if err != nil {
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return nil, errors.Wrap(err, "could not build placement vectors")
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}
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return placement, nil
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}
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func (l *loadPlacementBuilder) buildPlacement(epoch uint64, cid *containerSDK.ID) (netmap.ContainerNodes, *netmap.Netmap, error) {
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cnr, err := l.cnrSrc.Get(cid)
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if err != nil {
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return nil, nil, err
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}
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nm, err := l.nmSrc.GetNetMapByEpoch(epoch)
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if err != nil {
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return nil, nil, errors.Wrap(err, "could not get network map")
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}
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cnrNodes, err := nm.GetContainerNodes(cnr.PlacementPolicy(), cid.ToV2().GetValue())
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if err != nil {
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return nil, nil, errors.Wrap(err, "could not build container nodes")
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}
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return cnrNodes, nm, nil
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}
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type localStorageLoad struct {
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log *logger.Logger
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engine *engine.StorageEngine
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}
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func (d *localStorageLoad) Iterate(f loadcontroller.UsedSpaceFilter, h loadcontroller.UsedSpaceHandler) error {
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idList := engine.ListContainers(d.engine)
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for i := range idList {
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sz := engine.ContainerSize(d.engine, idList[i])
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d.log.Debug("container size in storage engine calculated successfully",
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zap.Uint64("size", sz),
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zap.Stringer("cid", idList[i]),
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)
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a := containerSDK.NewAnnouncement()
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a.SetContainerID(idList[i])
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a.SetUsedSpace(sz)
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if f != nil && !f(*a) {
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continue
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}
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if err := h(*a); err != nil {
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return err
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}
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}
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return nil
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}
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type usedSpaceService struct {
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containerV2.Service
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loadWriterProvider loadcontroller.WriterProvider
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loadPlacementBuilder *loadPlacementBuilder
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routeBuilder loadroute.Builder
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cfg *cfg
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}
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func (c *cfg) PublicKey() []byte {
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ni := c.localNodeInfo()
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return ni.PublicKey()
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}
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func (c *cfg) Address() string {
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ni := c.localNodeInfo()
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return ni.Address()
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}
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func (c *usedSpaceService) PublicKey() []byte {
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ni := c.cfg.localNodeInfo()
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return ni.PublicKey()
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}
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func (c *usedSpaceService) Address() string {
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ni := c.cfg.localNodeInfo()
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return ni.Address()
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}
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func (c *usedSpaceService) AnnounceUsedSpace(ctx context.Context, req *containerV2.AnnounceUsedSpaceRequest) (*containerV2.AnnounceUsedSpaceResponse, error) {
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var passedRoute []loadroute.ServerInfo
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for hdr := req.GetVerificationHeader(); hdr != nil; hdr = hdr.GetOrigin() {
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passedRoute = append(passedRoute, &onlyKeyRemoteServerInfo{
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key: hdr.GetBodySignature().GetKey(),
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})
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}
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for left, right := 0, len(passedRoute)-1; left < right; left, right = left+1, right-1 {
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passedRoute[left], passedRoute[right] = passedRoute[right], passedRoute[left]
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}
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passedRoute = append(passedRoute, c)
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w, err := c.loadWriterProvider.InitWriter(loadroute.NewRouteContext(ctx, passedRoute))
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if err != nil {
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return nil, errors.Wrap(err, "could not initialize container's used space writer")
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}
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for _, aV2 := range req.GetBody().GetAnnouncements() {
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if err := c.processLoadValue(ctx, *containerSDK.NewAnnouncementFromV2(aV2), passedRoute, w); err != nil {
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return nil, err
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}
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}
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respBody := new(containerV2.AnnounceUsedSpaceResponseBody)
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resp := new(containerV2.AnnounceUsedSpaceResponse)
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resp.SetBody(respBody)
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return resp, nil
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}
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var errNodeOutsideContainer = errors.New("node outside the container")
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type onlyKeyRemoteServerInfo struct {
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key []byte
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}
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func (i *onlyKeyRemoteServerInfo) PublicKey() []byte {
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return i.key
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}
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func (*onlyKeyRemoteServerInfo) Address() string {
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return ""
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}
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func (l *loadPlacementBuilder) isNodeFromContainerKey(epoch uint64, cid *containerSDK.ID, key []byte) (bool, error) {
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cnrNodes, _, err := l.buildPlacement(epoch, cid)
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if err != nil {
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return false, err
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}
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for _, vector := range cnrNodes.Replicas() {
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for _, node := range vector {
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if bytes.Equal(node.PublicKey(), key) {
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return true, nil
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}
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}
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}
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return false, nil
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}
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func (c *usedSpaceService) processLoadValue(ctx context.Context, a containerSDK.UsedSpaceAnnouncement,
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route []loadroute.ServerInfo, w loadcontroller.Writer) error {
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fromCnr, err := c.loadPlacementBuilder.isNodeFromContainerKey(a.Epoch(), a.ContainerID(), route[0].PublicKey())
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if err != nil {
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return errors.Wrap(err, "could not verify that the sender belongs to the container")
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} else if !fromCnr {
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return errNodeOutsideContainer
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}
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err = loadroute.CheckRoute(c.routeBuilder, a, route)
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if err != nil {
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return errors.Wrap(err, "wrong route of container's used space value")
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}
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err = w.Put(a)
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if err != nil {
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return errors.Wrap(err, "could not write container's used space value")
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}
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return nil
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}
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