chainntnfs+queue: move ConcurrentQueue to own package 'queue'

chainntnfs/bitcoindnotify/bitcoind.go

@@ -14,6 +14,7 @@ import (
 	"github.com/btcsuite/btcwallet/chain"
 	"github.com/btcsuite/btcwallet/wtxmgr"
 	"github.com/lightningnetwork/lnd/chainntnfs"
+	"github.com/lightningnetwork/lnd/queue"
 )
 
 const (
@@ -996,7 +997,7 @@ type blockEpochRegistration struct {
 
 	epochChan chan *chainntnfs.BlockEpoch
 
-	epochQueue *chainntnfs.ConcurrentQueue
+	epochQueue *queue.ConcurrentQueue
 
 	bestBlock *chainntnfs.BlockEpoch
 
@@ -1021,7 +1022,7 @@ func (b *BitcoindNotifier) RegisterBlockEpochNtfn(
 	bestBlock *chainntnfs.BlockEpoch) (*chainntnfs.BlockEpochEvent, error) {
 
 	reg := &blockEpochRegistration{
-		epochQueue: chainntnfs.NewConcurrentQueue(20),
+		epochQueue: queue.NewConcurrentQueue(20),
 		epochChan:  make(chan *chainntnfs.BlockEpoch, 20),
 		cancelChan: make(chan struct{}),
 		epochID:    atomic.AddUint64(&b.epochClientCounter, 1),

chainntnfs/btcdnotify/btcd.go

@@ -14,6 +14,7 @@ import (
 	"github.com/btcsuite/btcd/wire"
 	"github.com/btcsuite/btcutil"
 	"github.com/lightningnetwork/lnd/chainntnfs"
+	"github.com/lightningnetwork/lnd/queue"
 )
 
 const (
@@ -81,8 +82,8 @@ type BtcdNotifier struct {
 
 	bestBlock chainntnfs.BlockEpoch
 
-	chainUpdates *chainntnfs.ConcurrentQueue
+	chainUpdates *queue.ConcurrentQueue
-	txUpdates    *chainntnfs.ConcurrentQueue
+	txUpdates    *queue.ConcurrentQueue
 
 	// spendHintCache is a cache used to query and update the latest height
 	// hints for an outpoint. Each height hint represents the earliest
@@ -115,8 +116,8 @@ func New(config *rpcclient.ConnConfig, spendHintCache chainntnfs.SpendHintCache,
 
 		spendNotifications: make(map[wire.OutPoint]map[uint64]*spendNotification),
 
-		chainUpdates: chainntnfs.NewConcurrentQueue(10),
+		chainUpdates: queue.NewConcurrentQueue(10),
-		txUpdates:    chainntnfs.NewConcurrentQueue(10),
+		txUpdates:    queue.NewConcurrentQueue(10),
 
 		spendHintCache:   spendHintCache,
 		confirmHintCache: confirmHintCache,
@@ -1056,7 +1057,7 @@ type blockEpochRegistration struct {
 
 	epochChan chan *chainntnfs.BlockEpoch
 
-	epochQueue *chainntnfs.ConcurrentQueue
+	epochQueue *queue.ConcurrentQueue
 
 	bestBlock *chainntnfs.BlockEpoch
 
@@ -1081,7 +1082,7 @@ func (b *BtcdNotifier) RegisterBlockEpochNtfn(
 	bestBlock *chainntnfs.BlockEpoch) (*chainntnfs.BlockEpochEvent, error) {
 
 	reg := &blockEpochRegistration{
-		epochQueue: chainntnfs.NewConcurrentQueue(20),
+		epochQueue: queue.NewConcurrentQueue(20),
 		epochChan:  make(chan *chainntnfs.BlockEpoch, 20),
 		cancelChan: make(chan struct{}),
 		epochID:    atomic.AddUint64(&b.epochClientCounter, 1),

chainntnfs/neutrinonotify/neutrino.go

@@ -18,6 +18,7 @@ import (
 	"github.com/btcsuite/btcwallet/waddrmgr"
 	"github.com/lightninglabs/neutrino"
 	"github.com/lightningnetwork/lnd/chainntnfs"
+	"github.com/lightningnetwork/lnd/queue"
 )
 
 const (
@@ -75,7 +76,7 @@ type NeutrinoNotifier struct {
 
 	rescanErr <-chan error
 
-	chainUpdates *chainntnfs.ConcurrentQueue
+	chainUpdates *queue.ConcurrentQueue
 
 	// spendHintCache is a cache used to query and update the latest height
 	// hints for an outpoint. Each height hint represents the earliest
@@ -114,7 +115,7 @@ func New(node *neutrino.ChainService, spendHintCache chainntnfs.SpendHintCache,
 
 		rescanErr: make(chan error),
 
-		chainUpdates: chainntnfs.NewConcurrentQueue(10),
+		chainUpdates: queue.NewConcurrentQueue(10),
 
 		spendHintCache:   spendHintCache,
 		confirmHintCache: confirmHintCache,
@@ -968,7 +969,7 @@ type blockEpochRegistration struct {
 
 	epochChan chan *chainntnfs.BlockEpoch
 
-	epochQueue *chainntnfs.ConcurrentQueue
+	epochQueue *queue.ConcurrentQueue
 
 	cancelChan chan struct{}
 
@@ -993,7 +994,7 @@ func (n *NeutrinoNotifier) RegisterBlockEpochNtfn(
 	bestBlock *chainntnfs.BlockEpoch) (*chainntnfs.BlockEpochEvent, error) {
 
 	reg := &blockEpochRegistration{
-		epochQueue: chainntnfs.NewConcurrentQueue(20),
+		epochQueue: queue.NewConcurrentQueue(20),
 		epochChan:  make(chan *chainntnfs.BlockEpoch, 20),
 		cancelChan: make(chan struct{}),
 		epochID:    atomic.AddUint64(&n.epochClientCounter, 1),

invoiceregistry.go

@@ -11,9 +11,9 @@ import (
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
 	"github.com/btcsuite/btcutil"
 	"github.com/davecgh/go-spew/spew"
-	"github.com/lightningnetwork/lnd/chainntnfs"
 	"github.com/lightningnetwork/lnd/channeldb"
 	"github.com/lightningnetwork/lnd/lnwire"
+	"github.com/lightningnetwork/lnd/queue"
 	"github.com/lightningnetwork/lnd/zpay32"
 )
 
@@ -415,7 +415,7 @@ type invoiceSubscription struct {
 	// are sent out.
 	settleIndex uint64
 
-	ntfnQueue *chainntnfs.ConcurrentQueue
+	ntfnQueue *queue.ConcurrentQueue
 
 	id uint32
 
@@ -456,7 +456,7 @@ func (i *invoiceRegistry) SubscribeNotifications(addIndex, settleIndex uint64) *
 		addIndex:        addIndex,
 		settleIndex:     settleIndex,
 		inv:             i,
-		ntfnQueue:       chainntnfs.NewConcurrentQueue(20),
+		ntfnQueue:       queue.NewConcurrentQueue(20),
 		cancelChan:      make(chan struct{}),
 	}
 	client.ntfnQueue.Start()

queue/queue.go

@@ -1,4 +1,4 @@
-package chainntnfs
+package queue
 
 import (
 	"container/list"

queue/queue_test.go

@@ -1,13 +1,13 @@
-package chainntnfs_test
+package queue_test
 
 import (
 	"testing"
 
-	"github.com/lightningnetwork/lnd/chainntnfs"
+	"github.com/lightningnetwork/lnd/queue"
 )
 
 func TestConcurrentQueue(t *testing.T) {
-	queue := chainntnfs.NewConcurrentQueue(100)
+	queue := queue.NewConcurrentQueue(100)
 	queue.Start()
 	defer queue.Stop()