lnd.xprv/lncfg/protocol_legacy_on.go

43 lines
1.8 KiB
Go
Raw Normal View History

// +build dev
package lncfg
// ProtocolOptions is a struct that we use to be able to test backwards
// compatibility of protocol additions, while defaulting to the latest within
// lnd, or to enable experimental protocol changes.
type ProtocolOptions struct {
// LegacyOnionFormat if set to true, then we won't signal
// TLVOnionPayloadOptional. As a result, nodes that include us in the
// route won't use the new modern onion framing.
LegacyOnionFormat bool `long:"legacyonion" description:"force node to not advertise the new modern TLV onion format"`
// CommitmentTweak guards if we should use the old legacy commitment
// protocol, or the newer variant that doesn't have a tweak for the
// remote party's output in the commitment. If set to true, then we
// won't signal StaticRemoteKeyOptional.
CommitmentTweak bool `long:"committweak" description:"force node to not advertise the new commitment format"`
// Anchors should be set if we want to support opening or accepting
// channels having the anchor commitment type.
Anchors bool `long:"anchors" description:"EXPERIMENTAL: enable experimental support for anchor commitments. Won't work with watchtowers or static channel backups"`
}
// LegacyOnion returns true if the old legacy onion format should be used when
// we're an intermediate or final hop. This controls if we set the
// TLVOnionPayloadOptional bit or not.
func (l *ProtocolOptions) LegacyOnion() bool {
return l.LegacyOnionFormat
}
// NoStaticRemoteKey returns true if the old commitment format with a tweaked
// remote key should be used for new funded channels.
func (l *ProtocolOptions) NoStaticRemoteKey() bool {
return l.CommitmentTweak
}
// AnchorCommitments returns true if support for the the anchor commitment type
// should be signaled.
func (l *ProtocolOptions) AnchorCommitments() bool {
return l.Anchors
}