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server+lncfg: add new config flag to enable wumbo channels

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In this commit, we add a new config flag to enable wumbo channels, with
the default being that nodes reject all wumbo channel attempts.
This commit is contained in:
Olaoluwa Osuntokun 2020-07-01 21:04:25 -07:00
parent 43a355321f
commit 5345069b16
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GPG Key ID: BC13F65E2DC84465
2 changed files with 12 additions and 0 deletions
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11
lncfg/protocol.go
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@ -12,4 +12,15 @@ type ProtocolOptions struct {
// ExperimentalProtocol is a sub-config that houses any experimental // ExperimentalProtocol is a sub-config that houses any experimental
// protocol features that also require a build-tag to activate. // protocol features that also require a build-tag to activate.
ExperimentalProtocol ExperimentalProtocol
// WumboChans should be set if we want to enable support for wumbo
// (channels larger than 0.16 BTC) channels, which is the opposite of
// mini.
WumboChans bool `long:"wumbo-channels" description:"if set, then lnd will create and accept requests for channels larger chan 0.16 BTC"`
}
// Wumbo returns true if lnd should permit the creation and acceptance of wumbo
// channels.
func (l *ProtocolOptions) Wumbo() bool {
return l.WumboChans
} }

1
server.go
View File

@ -410,6 +410,7 @@ func newServer(cfg *Config, listenAddrs []net.Addr, chanDB *channeldb.DB,
NoTLVOnion: cfg.ProtocolOptions.LegacyOnion(), NoTLVOnion: cfg.ProtocolOptions.LegacyOnion(),
NoStaticRemoteKey: cfg.ProtocolOptions.NoStaticRemoteKey(), NoStaticRemoteKey: cfg.ProtocolOptions.NoStaticRemoteKey(),
NoAnchors: !cfg.ProtocolOptions.AnchorCommitments(), NoAnchors: !cfg.ProtocolOptions.AnchorCommitments(),
NoWumbo: !cfg.ProtocolOptions.Wumbo(),
}) })
if err != nil { if err != nil {
return nil, err return nil, err