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multi: distinguish between htlc in and out constraints

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This commit is contained in:
Joost Jager
2019-11-15 10:09:27 +01:00
parent d8fd6fae23
commit ddb98fcc41
11 changed files with 48 additions and 39 deletions
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10
htlcswitch/link.go
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@@ -71,10 +71,8 @@ const (
// the error possibly carrying along a ChannelUpdate message that includes the
// latest policy.
type ForwardingPolicy struct {
// MinHTLC is the smallest HTLC that is to be forwarded. This is
// set when a channel is first opened, and will be static for the
// lifetime of the channel.
MinHTLC lnwire.MilliSatoshi
// MinHTLC is the smallest HTLC that is to be forwarded.
MinHTLCOut lnwire.MilliSatoshi
// MaxHTLC is the largest HTLC that is to be forwarded.
MaxHTLC lnwire.MilliSatoshi
@@ -2218,9 +2216,9 @@ func (l *channelLink) canSendHtlc(policy ForwardingPolicy,
// As our first sanity check, we'll ensure that the passed HTLC isn't
// too small for the next hop. If so, then we'll cancel the HTLC
// directly.
if amt < policy.MinHTLC {
if amt < policy.MinHTLCOut {
l.log.Errorf("outgoing htlc(%x) is too small: min_htlc=%v, "+
"htlc_value=%v", payHash[:], policy.MinHTLC,
"htlc_value=%v", payHash[:], policy.MinHTLCOut,
amt)
// As part of the returned error, we'll send our latest routing