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routing: limit max parts if the invoice doesn't declare MPP support

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This commit is contained in:
Juan Pablo Civile 2021-01-15 14:56:32 -03:00
parent fdd24fc1d6
commit f574c150aa
1 changed files with 6 additions and 0 deletions
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6
routing/payment_session.go
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@ -278,6 +278,12 @@ func (p *paymentSession) RequestRoute(maxAmt, feeLimit lnwire.MilliSatoshi,
return nil, errNoPathFound return nil, errNoPathFound
} }
if !p.payment.DestFeatures.HasFeature(lnwire.MPPOptional) {
p.log.Debug("not splitting because destination doesn't declare MPP")
return nil, errNoPathFound
}
// No splitting if this is the last shard. // No splitting if this is the last shard.
isLastShard := activeShards+1 >= p.payment.MaxParts isLastShard := activeShards+1 >= p.payment.MaxParts
if isLastShard { if isLastShard {