watchtower/wtdb/client_session: replace keydesc w/ KeyIndex

This commit is contained in:
Conner Fromknecht 2019-04-23 20:04:06 -07:00
parent 2f9f46cf24
commit c6f95c5667
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GPG Key ID: E7D737B67FA592C7
2 changed files with 8 additions and 6 deletions

@ -4,7 +4,6 @@ import (
"errors"
"github.com/btcsuite/btcd/btcec"
"github.com/lightningnetwork/lnd/keychain"
"github.com/lightningnetwork/lnd/lnwire"
"github.com/lightningnetwork/lnd/watchtower/wtpolicy"
)
@ -57,14 +56,17 @@ type ClientSession struct {
// tower with TowerID.
Tower *Tower
// SessionKeyDesc is the key descriptor used to derive the client's
// KeyIndex is the index of key locator used to derive the client's
// session key so that it can authenticate with the tower to update its
// session.
SessionKeyDesc keychain.KeyLocator
// session. In order to rederive the private key, the key locator should
// use the keychain.KeyFamilyTowerSession key family.
KeyIndex uint32
// SessionPrivKey is the ephemeral secret key used to connect to the
// watchtower.
// TODO(conner): remove after HD keys
//
// NOTE: This value is not serialized. It is derived using the KeyIndex
// on startup to avoid storing private keys on disk.
SessionPrivKey *btcec.PrivateKey
// Policy holds the negotiated session parameters.

@ -104,7 +104,7 @@ func (m *ClientDB) CreateClientSession(session *wtdb.ClientSession) error {
m.activeSessions[session.ID] = &wtdb.ClientSession{
TowerID: session.TowerID,
SessionKeyDesc: session.SessionKeyDesc,
KeyIndex: session.KeyIndex,
SessionPrivKey: session.SessionPrivKey,
ID: session.ID,
Policy: session.Policy,