feat: adding peers, fix peer count and fix format of peer stats signal

eth-node/bridge/geth/waku.go

@@ -38,6 +38,32 @@ func (w *gethWakuWrapper) Version() uint {
 	return 1
 }
 
+// Added for compatibility with waku V2
+func (w *gethWakuWrapper) PeerCount() int {
+	return -1
+}
+
+// PeerCount function only added for compatibility with waku V2
+func (w *gethWakuWrapper) AddStorePeer(address string) error {
+	return errors.New("not available in WakuV1")
+}
+
+// AddRelayPeer function only added for compatibility with waku V2
+func (w *gethWakuWrapper) AddRelayPeer(address string) error {
+	return errors.New("not available in WakuV1")
+}
+
+// PeerCount function only added for compatibility with waku V2
+func (w *gethWakuWrapper) DropPeer(peerID string) error {
+	return errors.New("not available in WakuV1")
+}
+
+// Peers function only added for compatibility with waku V2
+func (w *gethWakuWrapper) Peers() map[string][]string {
+	p := make(map[string][]string)
+	return p
+}
+
 // MinPow returns the PoW value required by this node.
 func (w *gethWakuWrapper) MinPow() float64 {
 	return w.waku.MinPow()

eth-node/bridge/geth/wakuv2.go

@@ -42,7 +42,11 @@ func (w *gethWakuV2Wrapper) Version() uint {
 	return 2
 }
 
-// MinPow returns the PoW value required by this node.
+func (w *gethWakuV2Wrapper) PeerCount() int {
+	return w.waku.PeerCount()
+}
+
+// DEPRECATED: Not used in WakuV2
 func (w *gethWakuV2Wrapper) MinPow() float64 {
 	return 0
 }
@@ -52,10 +56,7 @@ func (w *gethWakuV2Wrapper) MaxMessageSize() uint32 {
 	return w.waku.MaxMessageSize()
 }
 
-// BloomFilter returns the aggregated bloom filter for all the topics of interest.
+// DEPRECATED: not used in WakuV2
-// The nodes are required to send only messages that match the advertised bloom filter.
-// If a message does not match the bloom, it will tantamount to spam, and the peer will
-// be disconnected.
 func (w *gethWakuV2Wrapper) BloomFilter() []byte {
 	return nil
 }
@@ -170,6 +171,7 @@ func (w *gethWakuV2Wrapper) createFilterWrapper(id string, keyAsym *ecdsa.Privat
 	}, id), nil
 }
 
+// DEPRECATED: Not used in waku V2
 func (w *gethWakuV2Wrapper) SendMessagesRequest(peerID []byte, r types.MessagesRequest) error {
 	return errors.New("DEPRECATED")
 }
@@ -215,15 +217,27 @@ func (w *gethWakuV2Wrapper) RequestStoreMessages(peerID []byte, r types.Messages
 	return nil, nil
 }
 
-// RequestHistoricMessages sends a message with p2pRequestCode to a specific peer,
+// DEPRECATED: Not used in waku V2
-// which is known to implement MailServer interface, and is supposed to process this
-// request and respond with a number of peer-to-peer messages (possibly expired),
-// which are not supposed to be forwarded any further.
-// The whisper protocol is agnostic of the format and contents of envelope.
 func (w *gethWakuV2Wrapper) RequestHistoricMessagesWithTimeout(peerID []byte, envelope types.Envelope, timeout time.Duration) error {
 	return errors.New("DEPRECATED")
 }
 
+func (w *gethWakuV2Wrapper) AddStorePeer(address string) error {
+	return w.waku.AddStorePeer(address)
+}
+
+func (w *gethWakuV2Wrapper) AddRelayPeer(address string) error {
+	return w.waku.AddRelayPeer(address)
+}
+
+func (w *gethWakuV2Wrapper) Peers() map[string][]string {
+	return w.waku.Peers()
+}
+
+func (w *gethWakuV2Wrapper) DropPeer(peerID string) error {
+	return w.waku.DropPeer(peerID)
+}
+
 type wakuV2FilterWrapper struct {
 	filter *wakucommon.Filter
 	id     string

eth-node/types/waku.go

@@ -13,6 +13,17 @@ type Waku interface {
 	// Waku protocol version
 	Version() uint
 
+	// PeerCount
+	PeerCount() int
+
+	Peers() map[string][]string
+
+	AddStorePeer(address string) error
+
+	AddRelayPeer(address string) error
+
+	DropPeer(peerID string) error
+
 	// MinPow returns the PoW value required by this node.
 	MinPow() float64
 	// BloomFilter returns the aggregated bloom filter for all the topics of interest.

protocol/messenger.go

@@ -566,11 +566,12 @@ func (m *Messenger) handleConnectionChange(online bool) {
 }
 
 func (m *Messenger) online() bool {
-	// TODO: we are still missing peer management in wakuv2
+	switch m.transport.WakuVersion() {
-	if m.transport.WakuVersion() == 2 {
+	case 2:
-		return true
+		return m.transport.PeerCount() > 0
+	default:
+		return m.node.PeersCount() > 0
 	}
-	return m.node.PeersCount() > 0
 }
 
 func (m *Messenger) buildContactCodeAdvertisement() (*protobuf.ContactCodeAdvertisement, error) {

protocol/messenger_peers.go

@@ -0,0 +1,17 @@
+package protocol
+
+func (m *Messenger) AddStorePeer(address string) error {
+	return m.transport.AddStorePeer(address)
+}
+
+func (m *Messenger) AddRelayPeer(address string) error {
+	return m.transport.AddStorePeer(address)
+}
+
+func (m *Messenger) DropPeer(peerID string) error {
+	return m.transport.DropPeer(peerID)
+}
+
+func (m *Messenger) Peers() map[string][]string {
+	return m.transport.Peers()
+}

protocol/transport/transport.go

@@ -414,6 +414,14 @@ func (t *Transport) WakuVersion() uint {
 	return t.waku.Version()
 }
 
+func (t *Transport) PeerCount() int {
+	return t.waku.PeerCount()
+}
+
+func (t *Transport) Peers() map[string][]string {
+	return t.waku.Peers()
+}
+
 func (t *Transport) createMessagesRequestV1(
 	ctx context.Context,
 	peerID []byte,
@@ -585,3 +593,15 @@ func (t *Transport) BloomFilter() []byte {
 func PubkeyToHex(key *ecdsa.PublicKey) string {
 	return types.EncodeHex(crypto.FromECDSAPub(key))
 }
+
+func (t *Transport) AddStorePeer(address string) error {
+	return t.waku.AddStorePeer(address)
+}
+
+func (t *Transport) AddRelayPeer(address string) error {
+	return t.waku.AddRelayPeer(address)
+}
+
+func (t *Transport) DropPeer(peerID string) error {
+	return t.waku.DropPeer(peerID)
+}

services/ext/api.go

@@ -904,6 +904,22 @@ func (api *PublicAPI) BloomFilter() string {
 	return hexutil.Encode(api.service.messenger.BloomFilter())
 }
 
+func (api *PublicAPI) AddStorePeer(address string) error {
+	return api.service.messenger.AddStorePeer(address)
+}
+
+func (api *PublicAPI) AddRelayPeer(address string) error {
+	return api.service.messenger.AddRelayPeer(address)
+}
+
+func (api *PublicAPI) DropPeer(peerID string) error {
+	return api.service.messenger.DropPeer(peerID)
+}
+
+func (api *PublicAPI) Peers() map[string][]string {
+	return api.service.messenger.Peers()
+}
+
 // -----
 // HELPER
 // -----

vendor/github.com/status-im/go-waku/waku/v2/node/wakunode2.go

@@ -721,6 +721,11 @@ func (w *WakuNode) DialPeerByID(peerID peer.ID) error {
 	return w.connect(info)
 }
 
+func (w *WakuNode) DialPeerByID(peerID peer.ID) error {
+	info := w.host.Peerstore().PeerInfo(peerID)
+	return w.host.Connect(w.ctx, info)
+}
+
 func (w *WakuNode) ClosePeerByAddress(address string) error {
 	p, err := ma.NewMultiaddr(address)
 	if err != nil {
@@ -766,7 +771,6 @@ func (w *WakuNode) Peers() PeerStats {
 }
 
 func (w *WakuNode) startKeepAlive(t time.Duration) {
-
 	log.Info("Setting up ping protocol with duration of ", t)
 
 	w.ping = ping.NewPingService(w.host)

wakuv2/waku.go

@@ -29,7 +29,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/libp2p/go-libp2p-core/peer"
 
 	"go.uber.org/zap"
 
@@ -37,6 +37,7 @@ import (
 	"golang.org/x/crypto/pbkdf2"
 
 	gethcommon "github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/event"
 	"github.com/ethereum/go-ethereum/log"
@@ -67,6 +68,12 @@ type settings struct {
 	SoftBlacklistedPeerIDs map[string]bool // SoftBlacklistedPeerIDs is a list of peer ids that we want to keep connected but silently drop any envelope from
 }
 
+type ConnStatus struct {
+	IsOnline   bool                `json:"isOnline"`
+	HasHistory bool                `json:"hasHistory"`
+	Peers      map[string][]string `json:"peers"`
+}
+
 // Waku represents a dark communication interface through the Ethereum
 // network, using its very own P2P communication layer.
 type Waku struct {
@@ -167,7 +174,7 @@ func New(nodeKey string, cfg *Config, logger *zap.Logger) (*Waku, error) {
 			case <-waku.quit:
 				return
 			case c := <-connStatusChan:
-				signal.SendPeerStats(c)
+				signal.SendPeerStats(formatConnStatus(c))
 			}
 		}
 	}()
@@ -707,6 +714,28 @@ func (w *Waku) IsEnvelopeCached(hash gethcommon.Hash) bool {
 	return exist
 }
 
+func (w *Waku) PeerCount() int {
+	return w.node.PeerCount()
+}
+
+func (w *Waku) Peers() map[string][]string {
+	return FormatPeerStats(w.node.Peers())
+}
+
+func (w *Waku) AddStorePeer(address string) error {
+	_, err := w.node.AddStorePeer(address)
+	return err
+}
+
+func (w *Waku) AddRelayPeer(address string) error {
+	// TODO:
+	return nil
+}
+
+func (w *Waku) DropPeer(peerID string) error {
+	return w.node.ClosePeerById(peer.ID(peerID))
+}
+
 // validatePrivateKey checks the format of the given private key.
 func validatePrivateKey(k *ecdsa.PrivateKey) bool {
 	if k == nil || k.D == nil || k.D.Sign() == 0 {
@@ -741,3 +770,19 @@ func toDeterministicID(id string, expectedLen int) (string, error) {
 
 	return id, nil
 }
+
+func FormatPeerStats(peers node.PeerStats) map[string][]string {
+	p := make(map[string][]string)
+	for k, v := range peers {
+		p[k.Pretty()] = v
+	}
+	return p
+}
+
+func formatConnStatus(c node.ConnStatus) ConnStatus {
+	return ConnStatus{
+		IsOnline:   c.IsOnline,
+		HasHistory: c.HasHistory,
+		Peers:      FormatPeerStats(c.Peers),
+	}
+}