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channeldb/invoice: allow creating AMP invoices w/o preiamge

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This commit is contained in:
Conner Fromknecht 2021-03-24 19:52:38 -07:00
parent ea934e1be9
commit cfa9e954c7
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1 changed files with 6 additions and 1 deletions
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7
channeldb/invoices.go
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@ -719,7 +719,12 @@ func validateInvoice(i *Invoice, paymentHash lntypes.Hash) error {
return err
}
if i.Terms.PaymentPreimage == nil && !i.HodlInvoice {
// AMP invoices and hodl invoices are allowed to have no preimage
// specified.
isAMP := i.Terms.Features.HasFeature(
lnwire.AMPOptional,
)
if i.Terms.PaymentPreimage == nil && !(i.HodlInvoice || isAMP) {
return errors.New("non-hodl invoices must have a preimage")
}