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server: initialize distinct anchor tower client

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This commit is contained in:
Conner Fromknecht 2020-11-25 15:05:56 -08:00
parent 781c6e5bea
commit 60ad01e9c2
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1 changed files with 38 additions and 0 deletions
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38
server.go
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@ -66,6 +66,7 @@ import (
"github.com/lightningnetwork/lnd/ticker"
"github.com/lightningnetwork/lnd/tor"
"github.com/lightningnetwork/lnd/walletunlocker"
"github.com/lightningnetwork/lnd/watchtower/blob"
"github.com/lightningnetwork/lnd/watchtower/wtclient"
"github.com/lightningnetwork/lnd/watchtower/wtpolicy"
"github.com/lightningnetwork/lnd/watchtower/wtserver"
@ -247,6 +248,8 @@ type server struct {
towerClient wtclient.Client
anchorTowerClient wtclient.Client
connMgr *connmgr.ConnManager
sigPool *lnwallet.SigPool
@ -1265,6 +1268,29 @@ func newServer(cfg *Config, listenAddrs []net.Addr,
if err != nil {
return nil, err
}
// Copy the policy for legacy channels and set the blob flag
// signalling support for anchor channels.
anchorPolicy := policy
anchorPolicy.TxPolicy.BlobType |=
blob.Type(blob.FlagAnchorChannel)
s.anchorTowerClient, err = wtclient.New(&wtclient.Config{
Signer: cc.Wallet.Cfg.Signer,
NewAddress: newSweepPkScriptGen(cc.Wallet),
SecretKeyRing: s.cc.KeyRing,
Dial: cfg.net.Dial,
AuthDial: authDial,
DB: towerClientDB,
Policy: anchorPolicy,
ChainHash: *s.cfg.ActiveNetParams.GenesisHash,
MinBackoff: 10 * time.Second,
MaxBackoff: 5 * time.Minute,
ForceQuitDelay: wtclient.DefaultForceQuitDelay,
})
if err != nil {
return nil, err
}
}
if len(cfg.ExternalHosts) != 0 {
@ -1438,6 +1464,12 @@ func (s *server) Start() error {
return
}
}
if s.anchorTowerClient != nil {
if err := s.anchorTowerClient.Start(); err != nil {
startErr = err
return
}
}
if err := s.htlcSwitch.Start(); err != nil {
startErr = err
return
@ -1677,6 +1709,12 @@ func (s *server) Stop() error {
if s.towerClient != nil {
s.towerClient.Stop()
}
if s.anchorTowerClient != nil {
if err := s.anchorTowerClient.Stop(); err != nil {
srvrLog.Warnf("Unable to shut down anchor "+
"tower client: %v", err)
}
}
if s.hostAnn != nil {
if err := s.hostAnn.Stop(); err != nil {