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https://github.com/lightningnetwork/lnd.git
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fundingmanager+server: define MaxPendingChans. RejectPush in funding config
This commit makes the funding manager access the MaxPendingChannels and RejectPush values from the fundingConfig instead of the global config struct. Done to avoid sharing state between tests.
This commit is contained in:
Johan T. Halseth
parent
98274f63dc
commit
452ee6aad4
@ -337,6 +337,14 @@ type fundingConfig struct {
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// due to fees.
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MinChanSize btcutil.Amount
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// MaxPendingChannels is the maximum number of pending channels we
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// allow for each peer.
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MaxPendingChannels int
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// RejectPush is set true if the fundingmanager should reject any
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// incoming channels having a non-zero push amount.
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RejectPush bool
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// NotifyOpenChannelEvent informs the ChannelNotifier when channels
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// transition from pending open to open.
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NotifyOpenChannelEvent func(wire.OutPoint)
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@ -1012,7 +1020,7 @@ func (f *fundingManager) handleFundingOpen(fmsg *fundingOpenMsg) {
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// TODO(roasbeef): modify to only accept a _single_ pending channel per
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// block unless white listed
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if numPending >= cfg.MaxPendingChannels {
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if numPending >= f.cfg.MaxPendingChannels {
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f.failFundingFlow(
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fmsg.peer, fmsg.msg.PendingChannelID,
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lnwire.ErrMaxPendingChannels,
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@ -1057,7 +1065,7 @@ func (f *fundingManager) handleFundingOpen(fmsg *fundingOpenMsg) {
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// If request specifies non-zero push amount and 'rejectpush' is set,
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// signal an error.
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if cfg.RejectPush && msg.PushAmount > 0 {
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if f.cfg.RejectPush && msg.PushAmount > 0 {
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f.failFundingFlow(
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fmsg.peer, fmsg.msg.PendingChannelID,
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lnwallet.ErrNonZeroPushAmount())
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@ -236,7 +236,8 @@ func createTestWallet(cdb *channeldb.DB, netParams *chaincfg.Params,
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}
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func createTestFundingManager(t *testing.T, privKey *btcec.PrivateKey,
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addr *lnwire.NetAddress, tempTestDir string) (*testNode, error) {
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addr *lnwire.NetAddress, tempTestDir string,
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options ...cfgOption) (*testNode, error) {
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netParams := activeNetParams.Params
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estimator := lnwallet.NewStaticFeeEstimator(62500, 0)
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@ -282,7 +283,7 @@ func createTestFundingManager(t *testing.T, privKey *btcec.PrivateKey,
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var chanIDSeed [32]byte
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f, err := newFundingManager(fundingConfig{
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fundingCfg := fundingConfig{
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IDKey: privKey.PubKey(),
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Wallet: lnw,
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Notifier: chainNotifier,
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@ -363,8 +364,15 @@ func createTestFundingManager(t *testing.T, privKey *btcec.PrivateKey,
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},
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ZombieSweeperInterval: 1 * time.Hour,
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ReservationTimeout: 1 * time.Nanosecond,
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MaxPendingChannels: DefaultMaxPendingChannels,
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NotifyOpenChannelEvent: func(wire.OutPoint) {},
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})
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}
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for _, op := range options {
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op(&fundingCfg)
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}
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f, err := newFundingManager(fundingCfg)
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if err != nil {
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t.Fatalf("failed creating fundingManager: %v", err)
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}
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@ -468,12 +476,10 @@ func recreateAliceFundingManager(t *testing.T, alice *testNode) {
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}
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}
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func setupFundingManagers(t *testing.T, maxPendingChannels int) (*testNode, *testNode) {
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// We need to set the global config, as fundingManager uses
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// MaxPendingChannels, and it is usually set in lndMain().
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cfg = &config{
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MaxPendingChannels: maxPendingChannels,
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}
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type cfgOption func(*fundingConfig)
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func setupFundingManagers(t *testing.T,
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options ...cfgOption) (*testNode, *testNode) {
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aliceTestDir, err := ioutil.TempDir("", "alicelnwallet")
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if err != nil {
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@ -481,7 +487,7 @@ func setupFundingManagers(t *testing.T, maxPendingChannels int) (*testNode, *tes
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}
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alice, err := createTestFundingManager(
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t, alicePrivKey, aliceAddr, aliceTestDir,
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t, alicePrivKey, aliceAddr, aliceTestDir, options...,
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)
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if err != nil {
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t.Fatalf("failed creating fundingManager: %v", err)
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@ -492,7 +498,9 @@ func setupFundingManagers(t *testing.T, maxPendingChannels int) (*testNode, *tes
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t.Fatalf("unable to create temp directory: %v", err)
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}
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bob, err := createTestFundingManager(t, bobPrivKey, bobAddr, bobTestDir)
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bob, err := createTestFundingManager(
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t, bobPrivKey, bobAddr, bobTestDir, options...,
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)
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if err != nil {
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t.Fatalf("failed creating fundingManager: %v", err)
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}
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@ -1029,7 +1037,7 @@ func assertHandleFundingLocked(t *testing.T, alice, bob *testNode) {
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}
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func TestFundingManagerNormalWorkflow(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1102,7 +1110,7 @@ func TestFundingManagerNormalWorkflow(t *testing.T) {
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}
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func TestFundingManagerRestartBehavior(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// Run through the process of opening the channel, up until the funding
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@ -1240,7 +1248,7 @@ func TestFundingManagerRestartBehavior(t *testing.T) {
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// server to notify when the peer comes online, in case sending the
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// fundingLocked message fails the first time.
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func TestFundingManagerOfflinePeer(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// Run through the process of opening the channel, up until the funding
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@ -1374,7 +1382,7 @@ func TestFundingManagerOfflinePeer(t *testing.T) {
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// will properly clean up a zombie reservation that times out after the
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// initFundingMsg has been handled.
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func TestFundingManagerPeerTimeoutAfterInitFunding(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1434,7 +1442,7 @@ func TestFundingManagerPeerTimeoutAfterInitFunding(t *testing.T) {
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// will properly clean up a zombie reservation that times out after the
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// fundingOpenMsg has been handled.
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func TestFundingManagerPeerTimeoutAfterFundingOpen(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1503,7 +1511,7 @@ func TestFundingManagerPeerTimeoutAfterFundingOpen(t *testing.T) {
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// will properly clean up a zombie reservation that times out after the
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// fundingAcceptMsg has been handled.
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func TestFundingManagerPeerTimeoutAfterFundingAccept(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1577,7 +1585,7 @@ func TestFundingManagerPeerTimeoutAfterFundingAccept(t *testing.T) {
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}
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func TestFundingManagerFundingTimeout(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1622,7 +1630,7 @@ func TestFundingManagerFundingTimeout(t *testing.T) {
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// the channel initiator, that it does not timeout when the lnd restarts.
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func TestFundingManagerFundingNotTimeoutInitiator(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1689,7 +1697,7 @@ func TestFundingManagerFundingNotTimeoutInitiator(t *testing.T) {
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// continues to operate as expected in case we receive a duplicate fundingLocked
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// message.
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func TestFundingManagerReceiveFundingLockedTwice(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1781,7 +1789,7 @@ func TestFundingManagerReceiveFundingLockedTwice(t *testing.T) {
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// handles receiving a fundingLocked after the its own fundingLocked and channel
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// announcement is sent and gets restarted.
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func TestFundingManagerRestartAfterChanAnn(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1858,7 +1866,7 @@ func TestFundingManagerRestartAfterChanAnn(t *testing.T) {
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// fundingManager continues to operate as expected after it has received
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// fundingLocked and then gets restarted.
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func TestFundingManagerRestartAfterReceivingFundingLocked(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -1931,7 +1939,7 @@ func TestFundingManagerRestartAfterReceivingFundingLocked(t *testing.T) {
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// (a channel not supposed to be announced to the rest of the network),
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// the announcementSignatures nor the nodeAnnouncement messages are sent.
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func TestFundingManagerPrivateChannel(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -2033,7 +2041,7 @@ func TestFundingManagerPrivateChannel(t *testing.T) {
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// announcement signatures nor the node announcement messages are sent upon
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// restart.
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func TestFundingManagerPrivateRestart(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// We will consume the channel updates as we go, so no buffering is needed.
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@ -2155,7 +2163,7 @@ func TestFundingManagerPrivateRestart(t *testing.T) {
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// TestFundingManagerCustomChannelParameters checks that custom requirements we
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// specify during the channel funding flow is preserved correcly on both sides.
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func TestFundingManagerCustomChannelParameters(t *testing.T) {
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// This is the custom parameters we'll use.
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@ -2385,7 +2393,11 @@ func TestFundingManagerCustomChannelParameters(t *testing.T) {
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func TestFundingManagerMaxPendingChannels(t *testing.T) {
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const maxPending = 4
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alice, bob := setupFundingManagers(t, maxPending)
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alice, bob := setupFundingManagers(
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t, func(cfg *fundingConfig) {
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cfg.MaxPendingChannels = maxPending
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},
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)
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defer tearDownFundingManagers(t, alice, bob)
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// Create openChanReqs for maxPending+1 channels.
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@ -2545,13 +2557,12 @@ func TestFundingManagerMaxPendingChannels(t *testing.T) {
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// option, namely that non-zero incoming push amounts are disabled.
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func TestFundingManagerRejectPush(t *testing.T) {
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// Enable 'rejectpush' option and initialize funding managers.
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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rejectPush := cfg.RejectPush
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cfg.RejectPush = true
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defer func() {
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tearDownFundingManagers(t, alice, bob)
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cfg.RejectPush = rejectPush
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}()
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alice, bob := setupFundingManagers(
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t, func(cfg *fundingConfig) {
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cfg.RejectPush = true
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},
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)
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defer tearDownFundingManagers(t, alice, bob)
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// Create a funding request and start the workflow.
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updateChan := make(chan *lnrpc.OpenStatusUpdate)
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@ -2607,7 +2618,7 @@ func TestFundingManagerRejectPush(t *testing.T) {
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func TestFundingManagerMaxConfs(t *testing.T) {
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t.Parallel()
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alice, bob := setupFundingManagers(t, DefaultMaxPendingChannels)
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alice, bob := setupFundingManagers(t)
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defer tearDownFundingManagers(t, alice, bob)
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// Create a funding request and start the workflow.
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@ -1051,6 +1051,8 @@ func newServer(listenAddrs []net.Addr, chanDB *channeldb.DB,
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ZombieSweeperInterval: 1 * time.Minute,
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ReservationTimeout: 10 * time.Minute,
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MinChanSize: btcutil.Amount(cfg.MinChanSize),
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MaxPendingChannels: cfg.MaxPendingChannels,
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RejectPush: cfg.RejectPush,
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NotifyOpenChannelEvent: s.channelNotifier.NotifyOpenChannelEvent,
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})
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if err != nil {
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