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fix: signatures

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This commit is contained in:
Richard Ramos 2023-05-26 11:18:00 -04:00
parent 2c17e20d99
commit 10c2e20910
No known key found for this signature in database
GPG Key ID: 1CE87DB518195760
1 changed files with 3 additions and 8 deletions
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11
waku/v2/protocol/relay/validators.go
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@ -1,7 +1,6 @@
package relay
import (
"bytes"
"context"
"crypto/ecdsa"
"crypto/elliptic"
@ -56,6 +55,7 @@ func withinTimeWindow(t timesource.Timesource, msg *pb.WakuMessage) bool {
type validatorFn = func(ctx context.Context, peerID peer.ID, message *pubsub.Message) bool
func validatorFnBuilder(t timesource.Timesource, topic string, publicKey *ecdsa.PublicKey) (validatorFn, error) {
publicKeyBytes := crypto.FromECDSAPub(publicKey)
return func(ctx context.Context, peerID peer.ID, message *pubsub.Message) bool {
msg := new(pb.WakuMessage)
err := proto.Unmarshal(message.Data, msg)
@ -70,12 +70,7 @@ func validatorFnBuilder(t timesource.Timesource, topic string, publicKey *ecdsa.
msgHash := MsgHash(topic, msg)
signature := msg.Meta
msgPubKey, err := crypto.SigToPub(msgHash, signature)
if err != nil {
return false
}
return bytes.Equal(crypto.FromECDSAPub(msgPubKey), crypto.FromECDSAPub(publicKey))
return secp256k1.VerifySignature(publicKeyBytes, msgHash, signature)
}, nil
}
@ -106,6 +101,6 @@ func SignMessage(privKey *ecdsa.PrivateKey, msg *pb.WakuMessage, pubsubTopic str
return err
}
msg.Meta = sign
msg.Meta = sign[0:64] // Remove V
return nil
}