[#460] reputation/local: Implement dependencies
Implement dependencies for local trust router in `main` package. Managers are defined as next node after the current one in HRW sorted list of current NetMap. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
This commit is contained in:
Pavel Karpy
Leonard Lyubich
parent
5970a5e6ae
commit
39f55611c6
1 changed files with 193 additions and 28 deletions
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@ -3,17 +3,26 @@ 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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"encoding/hex"
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"github.com/nspcc-dev/hrw"
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apiClient "github.com/nspcc-dev/neofs-api-go/pkg/client"
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apiNetmap "github.com/nspcc-dev/neofs-api-go/pkg/netmap"
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reputationapi "github.com/nspcc-dev/neofs-api-go/pkg/reputation"
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v2reputation "github.com/nspcc-dev/neofs-api-go/v2/reputation"
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v2reputationgrpc "github.com/nspcc-dev/neofs-api-go/v2/reputation/grpc"
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crypto "github.com/nspcc-dev/neofs-crypto"
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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/morph/event"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event/netmap"
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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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grpcreputation "github.com/nspcc-dev/neofs-node/pkg/network/transport/reputation/grpc"
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"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
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trustcontroller "github.com/nspcc-dev/neofs-node/pkg/services/reputation/local/controller"
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reputationroute "github.com/nspcc-dev/neofs-node/pkg/services/reputation/local/route"
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"github.com/nspcc-dev/neofs-node/pkg/services/reputation/local/route/managers"
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truststorage "github.com/nspcc-dev/neofs-node/pkg/services/reputation/local/storage"
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reputationrpc "github.com/nspcc-dev/neofs-node/pkg/services/reputation/rpc"
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"github.com/nspcc-dev/neofs-node/pkg/util/logger"
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@ -39,6 +48,159 @@ type localTrustIterator struct {
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epochStorage *truststorage.EpochTrustValueStorage
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}
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type managerBuilder struct {
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log *logger.Logger
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nmSrc netmapcore.Source
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}
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type remoteLocalTrustProvider struct {
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localAddrSrc network.LocalAddressSource
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deadEndProvider trustcontroller.WriterProvider
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key *ecdsa.PrivateKey
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clientCache interface {
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Get(string) (apiClient.Client, error)
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}
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}
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type nopReputationWriter struct{}
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func (nopReputationWriter) Write(reputation.Trust) error {
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return nil
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}
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func (nopReputationWriter) Close() error {
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return nil
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}
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type remoteLocalTrustWriter struct {
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ctx trustcontroller.Context
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client apiClient.Client
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key *ecdsa.PrivateKey
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buf []*reputationapi.Trust
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}
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func (rtp *remoteLocalTrustWriter) Write(t reputation.Trust) error {
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apiTrust := reputationapi.NewTrust()
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apiPeer := reputationapi.NewPeerID()
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apiPeer.SetPublicKey(t.Peer())
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apiTrust.SetValue(t.Value().Float64())
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apiTrust.SetPeer(apiPeer)
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rtp.buf = append(rtp.buf, apiTrust)
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return nil
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}
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func (rtp *remoteLocalTrustWriter) Close() error {
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prm := apiClient.SendLocalTrustPrm{}
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prm.SetEpoch(rtp.ctx.Epoch())
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prm.SetTrusts(rtp.buf)
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_, err := rtp.client.SendLocalTrust(
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rtp.ctx,
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prm,
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apiClient.WithKey(rtp.key),
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)
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return err
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}
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type remoteLocalTrustWriterProvider struct {
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client apiClient.Client
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key *ecdsa.PrivateKey
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}
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type localTrustLogger struct {
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ctx trustcontroller.Context
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log *logger.Logger
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}
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func (l *localTrustLogger) Write(t reputation.Trust) error {
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l.log.Info("new local trust",
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zap.Uint64("epoch", l.ctx.Epoch()),
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zap.String("peer", hex.EncodeToString(t.Peer().Bytes())),
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zap.Stringer("value", t.Value()),
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)
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return nil
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}
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func (*localTrustLogger) Close() error {
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return nil
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}
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func (rtwp *remoteLocalTrustWriterProvider) InitWriter(ctx trustcontroller.Context) (trustcontroller.Writer, error) {
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return &remoteLocalTrustWriter{
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ctx: ctx,
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client: rtwp.client,
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key: rtwp.key,
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}, nil
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}
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func (rtp *remoteLocalTrustProvider) InitRemote(srv reputationroute.ServerInfo) (trustcontroller.WriterProvider, error) {
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if srv == nil {
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return rtp.deadEndProvider, nil
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}
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addr := srv.Address()
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if rtp.localAddrSrc.LocalAddress().String() == srv.Address() {
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// if local => return no-op writer
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return trustcontroller.SimpleWriterProvider(new(nopReputationWriter)), 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 := rtp.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 &remoteLocalTrustWriterProvider{
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client: c,
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key: rtp.key,
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}, nil
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}
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// BuildManagers sorts nodes in NetMap with HRW algorithms and
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// takes the next node after the current one as the only manager.
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func (mb *managerBuilder) BuildManagers(epoch uint64, p reputation.PeerID) ([]reputationroute.ServerInfo, error) {
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nm, err := mb.nmSrc.GetNetMapByEpoch(epoch)
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if err != nil {
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return nil, err
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}
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// make a copy to keep order consistency of the origin netmap after sorting
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nodes := make([]*apiNetmap.Node, len(nm.Nodes))
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copy(nodes, nm.Nodes)
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hrw.SortSliceByValue(nodes, epoch)
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for i := range nodes {
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if bytes.Equal(nodes[i].PublicKey(), p.Bytes()) {
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managerIndex := i + 1
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if managerIndex == len(nodes) {
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managerIndex = 0
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}
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return []reputationroute.ServerInfo{nodes[managerIndex]}, nil
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}
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}
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return nil, nil
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}
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func (s *localTrustStorage) InitIterator(ctx trustcontroller.Context) (trustcontroller.Iterator, error) {
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epochStorage, err := s.storage.DataForEpoch(ctx.Epoch())
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if err != nil && !errors.Is(err, truststorage.ErrNoPositiveTrust) {
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@ -52,6 +214,13 @@ func (s *localTrustStorage) InitIterator(ctx trustcontroller.Context) (trustcont
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}, nil
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}
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func (s *localTrustStorage) InitWriter(ctx trustcontroller.Context) (trustcontroller.Writer, error) {
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return &localTrustLogger{
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ctx: ctx,
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log: s.log,
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}, nil
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}
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func (it *localTrustIterator) Iterate(h reputation.TrustHandler) error {
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if it.epochStorage != nil {
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err := it.epochStorage.Iterate(h)
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@ -99,33 +268,6 @@ func (it *localTrustIterator) Iterate(h reputation.TrustHandler) error {
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return nil
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}
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func (s *localTrustStorage) InitWriter(ctx trustcontroller.Context) (trustcontroller.Writer, error) {
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return &localTrustLogger{
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ctx: ctx,
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log: s.log,
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}, nil
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}
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type localTrustLogger struct {
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ctx trustcontroller.Context
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log *logger.Logger
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}
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func (l *localTrustLogger) Write(t reputation.Trust) error {
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l.log.Info("new local trust",
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zap.Uint64("epoch", l.ctx.Epoch()),
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zap.String("peer", hex.EncodeToString(t.Peer().Bytes())),
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zap.Stringer("value", t.Value()),
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)
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return nil
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}
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func (*localTrustLogger) Close() error {
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return nil
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}
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func initReputationService(c *cfg) {
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// consider sharing this between application components
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nmSrc := newCachedNetmapStorage(c.cfgNetmap.state, c.cfgNetmap.wrapper)
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@ -139,9 +281,32 @@ func initReputationService(c *cfg) {
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localKey: crypto.MarshalPublicKey(&c.key.PublicKey),
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}
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managerBuilder := &managerBuilder{
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log: c.log,
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nmSrc: nmSrc,
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}
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routeBuilder := managers.New(managers.Prm{
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ManagerBuilder: managerBuilder,
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})
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remoteLocalTrustProvider := &remoteLocalTrustProvider{
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localAddrSrc: c,
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deadEndProvider: trustStorage,
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clientCache: cache.NewSDKClientCache(),
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key: c.key,
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}
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router := reputationroute.New(
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reputationroute.Prm{
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LocalServerInfo: c,
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RemoteWriterProvider: remoteLocalTrustProvider,
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Builder: routeBuilder,
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})
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c.cfgReputation.localTrustCtrl = trustcontroller.New(trustcontroller.Prm{
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LocalTrustSource: trustStorage,
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LocalTrustTarget: trustStorage,
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LocalTrustTarget: router,
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})
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addNewEpochNotificationHandler(c, func(ev event.Event) {
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