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invoices: allow overpayment in mpps

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This commit is contained in:
Keagan McClelland
2023-06-13 16:45:09 -06:00
parent 5c5ce1f707
commit e0c0815c96
1 changed files with 1 additions and 6 deletions
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7
invoices/update.go
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@@ -214,11 +214,6 @@ func updateMpp(ctx *invoiceUpdateCtx, inv *Invoice) (*InvoiceUpdateDesc,
// Add amount of new htlc. // Add amount of new htlc.
newSetTotal += ctx.amtPaid newSetTotal += ctx.amtPaid
// Make sure the communicated set total isn't overpaid.
if newSetTotal > ctx.mpp.TotalMsat() {
return nil, ctx.failRes(ResultHtlcSetOverpayment), nil
}
// The invoice is still open. Check the expiry. // The invoice is still open. Check the expiry.
if ctx.expiry < uint32(ctx.currentHeight+ctx.finalCltvRejectDelta) { if ctx.expiry < uint32(ctx.currentHeight+ctx.finalCltvRejectDelta) {
return nil, ctx.failRes(ResultExpiryTooSoon), nil return nil, ctx.failRes(ResultExpiryTooSoon), nil
@@ -243,7 +238,7 @@ func updateMpp(ctx *invoiceUpdateCtx, inv *Invoice) (*InvoiceUpdateDesc,
} }
// If the invoice cannot be settled yet, only record the htlc. // If the invoice cannot be settled yet, only record the htlc.
setComplete := newSetTotal == ctx.mpp.TotalMsat() setComplete := newSetTotal >= ctx.mpp.TotalMsat()
if !setComplete { if !setComplete {
return &update, ctx.acceptRes(resultPartialAccepted), nil return &update, ctx.acceptRes(resultPartialAccepted), nil
} }