121 lines
3.3 KiB
Go
121 lines
3.3 KiB
Go
package tracer
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import (
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"time"
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logging "github.com/ipfs/go-log/v2"
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"github.com/libp2p/go-libp2p/core/peer"
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pubsub "github.com/libp2p/go-libp2p-pubsub"
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pubsub_pb "github.com/libp2p/go-libp2p-pubsub/pb"
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)
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var log = logging.Logger("lotus-tracer")
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func NewLotusTracer(tt []TracerTransport, pid peer.ID, sourceAuth string) LotusTracer {
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return &lotusTracer{
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tt: tt,
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pid: pid,
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sa: sourceAuth,
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}
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}
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type lotusTracer struct {
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tt []TracerTransport
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pid peer.ID
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sa string
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}
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const (
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TraceEventPeerScores pubsub_pb.TraceEvent_Type = 100
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)
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type LotusTraceEvent struct {
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Type pubsub_pb.TraceEvent_Type `json:"type,omitempty"`
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PeerID string `json:"peerID,omitempty"`
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Timestamp *int64 `json:"timestamp,omitempty"`
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PeerScore TraceEventPeerScore `json:"peerScore,omitempty"`
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SourceAuth string `json:"sourceAuth,omitempty"`
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}
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type TopicScore struct {
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Topic string `json:"topic"`
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TimeInMesh time.Duration `json:"timeInMesh"`
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FirstMessageDeliveries float64 `json:"firstMessageDeliveries"`
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MeshMessageDeliveries float64 `json:"meshMessageDeliveries"`
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InvalidMessageDeliveries float64 `json:"invalidMessageDeliveries"`
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}
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type TraceEventPeerScore struct {
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PeerID string `json:"peerID"`
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Score float64 `json:"score"`
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AppSpecificScore float64 `json:"appSpecificScore"`
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IPColocationFactor float64 `json:"ipColocationFactor"`
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BehaviourPenalty float64 `json:"behaviourPenalty"`
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Topics []TopicScore `json:"topics"`
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}
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type LotusTracer interface {
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Trace(evt *pubsub_pb.TraceEvent)
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TraceLotusEvent(evt *LotusTraceEvent)
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PeerScores(scores map[peer.ID]*pubsub.PeerScoreSnapshot)
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}
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func (lt *lotusTracer) PeerScores(scores map[peer.ID]*pubsub.PeerScoreSnapshot) {
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now := time.Now().UnixNano()
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for pid, score := range scores {
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var topics []TopicScore
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for topic, snapshot := range score.Topics {
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topics = append(topics, TopicScore{
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Topic: topic,
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TimeInMesh: snapshot.TimeInMesh,
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FirstMessageDeliveries: snapshot.FirstMessageDeliveries,
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MeshMessageDeliveries: snapshot.MeshMessageDeliveries,
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InvalidMessageDeliveries: snapshot.InvalidMessageDeliveries,
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})
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}
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evt := &LotusTraceEvent{
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Type: *TraceEventPeerScores.Enum(),
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PeerID: lt.pid.Pretty(),
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Timestamp: &now,
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SourceAuth: lt.sa,
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PeerScore: TraceEventPeerScore{
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PeerID: pid.Pretty(),
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Score: score.Score,
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AppSpecificScore: score.AppSpecificScore,
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IPColocationFactor: score.IPColocationFactor,
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BehaviourPenalty: score.BehaviourPenalty,
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Topics: topics,
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},
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}
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lt.TraceLotusEvent(evt)
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}
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}
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func (lt *lotusTracer) TraceLotusEvent(evt *LotusTraceEvent) {
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for _, t := range lt.tt {
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err := t.Transport(TracerTransportEvent{
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lotusTraceEvent: evt,
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pubsubTraceEvent: nil,
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})
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if err != nil {
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log.Errorf("error while transporting peer scores: %s", err)
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}
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}
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}
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func (lt *lotusTracer) Trace(evt *pubsub_pb.TraceEvent) {
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for _, t := range lt.tt {
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err := t.Transport(TracerTransportEvent{
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lotusTraceEvent: nil,
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pubsubTraceEvent: evt,
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})
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if err != nil {
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log.Errorf("error while transporting trace event: %s", err)
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}
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}
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}
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