multi: move all channelstate operations to ChannelStateDB

contractcourt/chain_arbitrator.go

@@ -258,7 +258,9 @@ func (a *arbChannel) NewAnchorResolutions() (*lnwallet.AnchorResolutions,
 	// same instance that is used by the link.
 	chanPoint := a.channel.FundingOutpoint
 
-	channel, err := a.c.chanSource.FetchChannel(nil, chanPoint)
+	channel, err := a.c.chanSource.ChannelStateDB().FetchChannel(
+		nil, chanPoint,
+	)
 	if err != nil {
 		return nil, err
 	}
@@ -301,7 +303,9 @@ func (a *arbChannel) ForceCloseChan() (*lnwallet.LocalForceCloseSummary, error)
 	// Now that we know the link can't mutate the channel
 	// state, we'll read the channel from disk the target
 	// channel according to its channel point.
-	channel, err := a.c.chanSource.FetchChannel(nil, chanPoint)
+	channel, err := a.c.chanSource.ChannelStateDB().FetchChannel(
+		nil, chanPoint,
+	)
 	if err != nil {
 		return nil, err
 	}
@@ -422,7 +426,7 @@ func (c *ChainArbitrator) ResolveContract(chanPoint wire.OutPoint) error {
 
 	// First, we'll we'll mark the channel as fully closed from the PoV of
 	// the channel source.
-	err := c.chanSource.MarkChanFullyClosed(&chanPoint)
+	err := c.chanSource.ChannelStateDB().MarkChanFullyClosed(&chanPoint)
 	if err != nil {
 		log.Errorf("ChainArbitrator: unable to mark ChannelPoint(%v) "+
 			"fully closed: %v", chanPoint, err)
@@ -480,7 +484,7 @@ func (c *ChainArbitrator) Start() error {
 
 	// First, we'll fetch all the channels that are still open, in order to
 	// collect them within our set of active contracts.
-	openChannels, err := c.chanSource.FetchAllChannels()
+	openChannels, err := c.chanSource.ChannelStateDB().FetchAllChannels()
 	if err != nil {
 		return err
 	}
@@ -538,7 +542,9 @@ func (c *ChainArbitrator) Start() error {
 	// In addition to the channels that we know to be open, we'll also
 	// launch arbitrators to finishing resolving any channels that are in
 	// the pending close state.
-	closingChannels, err := c.chanSource.FetchClosedChannels(true)
+	closingChannels, err := c.chanSource.ChannelStateDB().FetchClosedChannels(
+		true,
+	)
 	if err != nil {
 		return err
 	}