mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-24 12:27:18 +00:00
29 lines
728 B
Go
29 lines
728 B
Go
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package sync
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import (
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"errors"
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"fmt"
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"strings"
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"github.com/gogo/protobuf/proto"
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pubsub "github.com/libp2p/go-libp2p-pubsub"
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"github.com/prysmaticlabs/prysm/beacon-chain/p2p"
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)
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func (r *Service) decodePubsubMessage(msg *pubsub.Message) (proto.Message, error) {
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if msg == nil || msg.TopicIDs == nil || len(msg.TopicIDs) == 0 {
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return nil, errors.New("nil pubsub message")
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}
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topic := msg.TopicIDs[0]
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topic = strings.TrimSuffix(topic, r.p2p.Encoding().ProtocolSuffix())
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base, ok := p2p.GossipTopicMappings[topic]
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if !ok {
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return nil, fmt.Errorf("no message mapped for topic %s", topic)
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}
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m := proto.Clone(base)
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if err := r.p2p.Encoding().Decode(msg.Data, m); err != nil {
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return nil, err
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}
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return m, nil
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}
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