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netann: let ChannelUpdate validate methods take in the new interface

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This commit is contained in:
Elle Mouton 2024-09-11 12:48:26 +02:00
parent 35d0c61c12
commit ced88a9978
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GPG key ID: D7D916376026F177
1 changed files with 30 additions and 2 deletions
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32
netann/channel_update.go
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@ -162,7 +162,7 @@ func ChannelUpdateFromEdge(info *models.ChannelEdgeInfo,
// signed by the node's private key, and (2) that the announcement's message // signed by the node's private key, and (2) that the announcement's message
// flags and optional fields are sane. // flags and optional fields are sane.
func ValidateChannelUpdateAnn(pubKey *btcec.PublicKey, capacity btcutil.Amount, func ValidateChannelUpdateAnn(pubKey *btcec.PublicKey, capacity btcutil.Amount,
a *lnwire.ChannelUpdate1) error { a lnwire.ChannelUpdate) error {
if err := ValidateChannelUpdateFields(capacity, a); err != nil { if err := ValidateChannelUpdateFields(capacity, a); err != nil {
return err return err
@ -173,7 +173,21 @@ func ValidateChannelUpdateAnn(pubKey *btcec.PublicKey, capacity btcutil.Amount,
// VerifyChannelUpdateSignature verifies that the channel update message was // VerifyChannelUpdateSignature verifies that the channel update message was
// signed by the party with the given node public key. // signed by the party with the given node public key.
func VerifyChannelUpdateSignature(msg *lnwire.ChannelUpdate1, func VerifyChannelUpdateSignature(msg lnwire.ChannelUpdate,
pubKey *btcec.PublicKey) error {
switch u := msg.(type) {
case *lnwire.ChannelUpdate1:
return verifyChannelUpdate1Signature(u, pubKey)
default:
return fmt.Errorf("unhandled implementation of "+
"lnwire.ChannelUpdate: %T", msg)
}
}
// verifyChannelUpdateSignature1 verifies that the channel update message was
// signed by the party with the given node public key.
func verifyChannelUpdate1Signature(msg *lnwire.ChannelUpdate1,
pubKey *btcec.PublicKey) error { pubKey *btcec.PublicKey) error {
data, err := msg.DataToSign() data, err := msg.DataToSign()
@ -198,6 +212,20 @@ func VerifyChannelUpdateSignature(msg *lnwire.ChannelUpdate1,
// ValidateChannelUpdateFields validates a channel update's message flags and // ValidateChannelUpdateFields validates a channel update's message flags and
// corresponding update fields. // corresponding update fields.
func ValidateChannelUpdateFields(capacity btcutil.Amount, func ValidateChannelUpdateFields(capacity btcutil.Amount,
msg lnwire.ChannelUpdate) error {
switch u := msg.(type) {
case *lnwire.ChannelUpdate1:
return validateChannelUpdate1Fields(capacity, u)
default:
return fmt.Errorf("unhandled implementation of "+
"lnwire.ChannelUpdate: %T", msg)
}
}
// validateChannelUpdate1Fields validates a channel update's message flags and
// corresponding update fields.
func validateChannelUpdate1Fields(capacity btcutil.Amount,
msg *lnwire.ChannelUpdate1) error { msg *lnwire.ChannelUpdate1) error {
// The maxHTLC flag is mandatory. // The maxHTLC flag is mandatory.