831 lines
21 KiB
Go
831 lines
21 KiB
Go
package discovery
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import (
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"fmt"
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"net"
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"sync"
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prand "math/rand"
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"testing"
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"math/big"
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"time"
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"io/ioutil"
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"os"
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"github.com/go-errors/errors"
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"github.com/lightningnetwork/lnd/chainntnfs"
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"github.com/lightningnetwork/lnd/channeldb"
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"github.com/lightningnetwork/lnd/lnwire"
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"github.com/lightningnetwork/lnd/routing"
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"github.com/roasbeef/btcd/btcec"
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"github.com/roasbeef/btcd/chaincfg/chainhash"
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"github.com/roasbeef/btcd/wire"
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)
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var (
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testAddr = &net.TCPAddr{IP: (net.IP)([]byte{0xA, 0x0, 0x0, 0x1}),
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Port: 9000}
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testAddrs = []net.Addr{testAddr}
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testFeatures = lnwire.NewFeatureVector([]lnwire.Feature{})
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testSig = &btcec.Signature{
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R: new(big.Int),
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S: new(big.Int),
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}
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_, _ = testSig.R.SetString("63724406601629180062774974542967536251589935445068131219452686511677818569431", 10)
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_, _ = testSig.S.SetString("18801056069249825825291287104931333862866033135609736119018462340006816851118", 10)
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inputStr = "147caa76786596590baa4e98f5d9f48b86c7765e489f7a6ff3360fe5c674360b"
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sha, _ = chainhash.NewHashFromStr(inputStr)
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outpoint = wire.NewOutPoint(sha, 0)
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bitcoinKeyPriv1, _ = btcec.NewPrivateKey(btcec.S256())
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bitcoinKeyPub1 = bitcoinKeyPriv1.PubKey()
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nodeKeyPriv1, _ = btcec.NewPrivateKey(btcec.S256())
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nodeKeyPub1 = nodeKeyPriv1.PubKey()
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bitcoinKeyPriv2, _ = btcec.NewPrivateKey(btcec.S256())
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bitcoinKeyPub2 = bitcoinKeyPriv2.PubKey()
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nodeKeyPriv2, _ = btcec.NewPrivateKey(btcec.S256())
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nodeKeyPub2 = nodeKeyPriv2.PubKey()
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trickleDelay = time.Millisecond * 100
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proofMatureDelta uint32
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)
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// makeTestDB creates a new instance of the ChannelDB for testing purposes. A
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// callback which cleans up the created temporary directories is also returned
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// and intended to be executed after the test completes.
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func makeTestDB() (*channeldb.DB, func(), error) {
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// First, create a temporary directory to be used for the duration of
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// this test.
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tempDirName, err := ioutil.TempDir("", "channeldb")
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if err != nil {
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return nil, nil, err
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}
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// Next, create channeldb for the first time.
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cdb, err := channeldb.Open(tempDirName)
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if err != nil {
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return nil, nil, err
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}
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cleanUp := func() {
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cdb.Close()
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os.RemoveAll(tempDirName)
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}
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return cdb, cleanUp, nil
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}
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type mockSigner struct {
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privKey *btcec.PrivateKey
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}
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func (n *mockSigner) SignMessage(pubKey *btcec.PublicKey,
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msg []byte) (*btcec.Signature, error) {
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if !pubKey.IsEqual(n.privKey.PubKey()) {
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return nil, fmt.Errorf("unknown public key")
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}
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digest := chainhash.DoubleHashB(msg)
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sign, err := n.privKey.Sign(digest)
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if err != nil {
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return nil, fmt.Errorf("can't sign the message: %v", err)
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}
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return sign, nil
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}
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type mockGraphSource struct {
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nodes []*channeldb.LightningNode
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infos map[uint64]*channeldb.ChannelEdgeInfo
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edges map[uint64][]*channeldb.ChannelEdgePolicy
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bestHeight uint32
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}
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func newMockRouter(height uint32) *mockGraphSource {
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return &mockGraphSource{
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bestHeight: height,
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infos: make(map[uint64]*channeldb.ChannelEdgeInfo),
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edges: make(map[uint64][]*channeldb.ChannelEdgePolicy),
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}
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}
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var _ routing.ChannelGraphSource = (*mockGraphSource)(nil)
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func (r *mockGraphSource) AddNode(node *channeldb.LightningNode) error {
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r.nodes = append(r.nodes, node)
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return nil
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}
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func (r *mockGraphSource) AddEdge(info *channeldb.ChannelEdgeInfo) error {
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if _, ok := r.infos[info.ChannelID]; ok {
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return errors.New("info already exist")
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}
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r.infos[info.ChannelID] = info
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return nil
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}
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func (r *mockGraphSource) UpdateEdge(edge *channeldb.ChannelEdgePolicy) error {
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r.edges[edge.ChannelID] = append(
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r.edges[edge.ChannelID],
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edge,
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)
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return nil
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}
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func (r *mockGraphSource) SelfEdges() ([]*channeldb.ChannelEdgePolicy, error) {
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return nil, nil
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}
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func (r *mockGraphSource) CurrentBlockHeight() (uint32, error) {
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return r.bestHeight, nil
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}
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func (r *mockGraphSource) AddProof(chanID lnwire.ShortChannelID,
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proof *channeldb.ChannelAuthProof) error {
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return nil
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}
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func (r *mockGraphSource) ForEachNode(func(node *channeldb.LightningNode) error) error {
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return nil
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}
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func (r *mockGraphSource) ForAllOutgoingChannels(cb func(c *channeldb.ChannelEdgePolicy) error) error {
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return nil
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}
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func (r *mockGraphSource) ForEachChannel(func(chanInfo *channeldb.ChannelEdgeInfo,
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e1, e2 *channeldb.ChannelEdgePolicy) error) error {
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return nil
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}
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func (r *mockGraphSource) GetChannelByID(chanID lnwire.ShortChannelID) (
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*channeldb.ChannelEdgeInfo,
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*channeldb.ChannelEdgePolicy,
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*channeldb.ChannelEdgePolicy, error) {
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chanInfo, ok := r.infos[chanID.ToUint64()]
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if !ok {
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return nil, nil, nil, errors.New("can't find channel info")
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}
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edges := r.edges[chanID.ToUint64()]
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if len(edges) == 0 {
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return chanInfo, nil, nil, nil
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}
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if len(edges) == 1 {
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return chanInfo, edges[0], nil, nil
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}
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return chanInfo, edges[0], edges[1], nil
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}
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type mockNotifier struct {
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clientCounter uint32
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epochClients map[uint32]chan *chainntnfs.BlockEpoch
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sync.RWMutex
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}
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func newMockNotifier() *mockNotifier {
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return &mockNotifier{
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epochClients: make(map[uint32]chan *chainntnfs.BlockEpoch),
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}
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}
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func (m *mockNotifier) RegisterConfirmationsNtfn(txid *chainhash.Hash,
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numConfs, _ uint32) (*chainntnfs.ConfirmationEvent, error) {
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return nil, nil
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}
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func (m *mockNotifier) RegisterSpendNtfn(outpoint *wire.OutPoint, _ uint32) (*chainntnfs.SpendEvent, error) {
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return nil, nil
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}
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func (m *mockNotifier) notifyBlock(hash chainhash.Hash, height uint32) {
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m.RLock()
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defer m.RUnlock()
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for _, client := range m.epochClients {
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client <- &chainntnfs.BlockEpoch{
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Height: int32(height),
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Hash: &hash,
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}
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}
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}
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func (m *mockNotifier) RegisterBlockEpochNtfn() (*chainntnfs.BlockEpochEvent, error) {
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m.RLock()
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defer m.RUnlock()
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epochChan := make(chan *chainntnfs.BlockEpoch)
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clientID := m.clientCounter
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m.clientCounter++
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m.epochClients[clientID] = epochChan
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return &chainntnfs.BlockEpochEvent{
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Epochs: epochChan,
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Cancel: func() {},
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}, nil
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}
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func (m *mockNotifier) Start() error {
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return nil
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}
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func (m *mockNotifier) Stop() error {
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return nil
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}
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type annBatch struct {
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nodeAnn1 *lnwire.NodeAnnouncement
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nodeAnn2 *lnwire.NodeAnnouncement
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localChanAnn *lnwire.ChannelAnnouncement
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remoteChanAnn *lnwire.ChannelAnnouncement
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chanUpdAnn *lnwire.ChannelUpdate
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localProofAnn *lnwire.AnnounceSignatures
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remoteProofAnn *lnwire.AnnounceSignatures
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}
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func createAnnouncements(blockHeight uint32) (*annBatch, error) {
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var err error
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var batch annBatch
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batch.nodeAnn1, err = createNodeAnnouncement(nodeKeyPriv1)
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if err != nil {
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return nil, err
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}
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batch.nodeAnn2, err = createNodeAnnouncement(nodeKeyPriv2)
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if err != nil {
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return nil, err
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}
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batch.remoteChanAnn, err = createRemoteChannelAnnouncement(blockHeight)
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if err != nil {
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return nil, err
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}
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batch.localProofAnn = &lnwire.AnnounceSignatures{
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NodeSignature: batch.remoteChanAnn.NodeSig1,
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BitcoinSignature: batch.remoteChanAnn.BitcoinSig1,
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}
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batch.remoteProofAnn = &lnwire.AnnounceSignatures{
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NodeSignature: batch.remoteChanAnn.NodeSig2,
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BitcoinSignature: batch.remoteChanAnn.BitcoinSig2,
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}
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batch.localChanAnn, err = createRemoteChannelAnnouncement(blockHeight)
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if err != nil {
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return nil, err
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}
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batch.localChanAnn.BitcoinSig1 = nil
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batch.localChanAnn.BitcoinSig2 = nil
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batch.localChanAnn.NodeSig1 = nil
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batch.localChanAnn.NodeSig2 = nil
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batch.chanUpdAnn, err = createUpdateAnnouncement(blockHeight)
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if err != nil {
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return nil, err
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}
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batch.localChanAnn.BitcoinSig1 = nil
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batch.localChanAnn.BitcoinSig2 = nil
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batch.localChanAnn.NodeSig1 = nil
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batch.localChanAnn.NodeSig2 = nil
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return &batch, nil
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}
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func createNodeAnnouncement(priv *btcec.PrivateKey) (*lnwire.NodeAnnouncement,
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error) {
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var err error
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alias := lnwire.NewAlias("kek" + string(priv.Serialize()))
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a := &lnwire.NodeAnnouncement{
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Timestamp: uint32(prand.Int31()),
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Addresses: testAddrs,
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NodeID: priv.PubKey(),
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Alias: alias,
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Features: testFeatures,
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}
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signer := mockSigner{priv}
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if a.Signature, err = SignAnnouncement(&signer, priv.PubKey(), a); err != nil {
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return nil, err
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}
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return a, nil
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}
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func createUpdateAnnouncement(blockHeight uint32) (*lnwire.ChannelUpdate, error) {
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var err error
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a := &lnwire.ChannelUpdate{
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ShortChannelID: lnwire.ShortChannelID{
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BlockHeight: blockHeight,
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},
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Timestamp: uint32(prand.Int31()),
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TimeLockDelta: uint16(prand.Int63()),
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HtlcMinimumMsat: uint64(prand.Int63()),
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FeeRate: uint32(prand.Int31()),
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BaseFee: uint32(prand.Int31()),
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}
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pub := nodeKeyPriv1.PubKey()
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signer := mockSigner{nodeKeyPriv1}
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if a.Signature, err = SignAnnouncement(&signer, pub, a); err != nil {
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return nil, err
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}
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return a, nil
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}
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func createRemoteChannelAnnouncement(blockHeight uint32) (*lnwire.ChannelAnnouncement,
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error) {
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var err error
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a := &lnwire.ChannelAnnouncement{
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ShortChannelID: lnwire.ShortChannelID{
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BlockHeight: blockHeight,
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TxIndex: 0,
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TxPosition: 0,
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},
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NodeID1: nodeKeyPub1,
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NodeID2: nodeKeyPub2,
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BitcoinKey1: bitcoinKeyPub1,
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BitcoinKey2: bitcoinKeyPub2,
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}
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pub := nodeKeyPriv1.PubKey()
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signer := mockSigner{nodeKeyPriv1}
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if a.NodeSig1, err = SignAnnouncement(&signer, pub, a); err != nil {
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return nil, err
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}
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pub = nodeKeyPriv2.PubKey()
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signer = mockSigner{nodeKeyPriv2}
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if a.NodeSig2, err = SignAnnouncement(&signer, pub, a); err != nil {
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return nil, err
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}
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hash := chainhash.DoubleHashB(nodeKeyPub1.SerializeCompressed())
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a.BitcoinSig1, err = bitcoinKeyPriv1.Sign(hash)
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if err != nil {
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return nil, err
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}
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hash = chainhash.DoubleHashB(nodeKeyPub2.SerializeCompressed())
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a.BitcoinSig2, err = bitcoinKeyPriv2.Sign(hash)
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if err != nil {
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return nil, err
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}
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return a, nil
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}
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type testCtx struct {
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gossiper *AuthenticatedGossiper
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router *mockGraphSource
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notifier *mockNotifier
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broadcastedMessage chan lnwire.Message
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}
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func createTestCtx(startHeight uint32) (*testCtx, func(), error) {
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// Next we'll initialize an instance of the channel router with mock
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// versions of the chain and channel notifier. As we don't need to test
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// any p2p functionality, the peer send and switch send,
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// broadcast functions won't be populated.
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notifier := newMockNotifier()
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router := newMockRouter(startHeight)
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db, cleanUpDb, err := makeTestDB()
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if err != nil {
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return nil, nil, err
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}
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broadcastedMessage := make(chan lnwire.Message, 10)
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gossiper, err := New(Config{
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Notifier: notifier,
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Broadcast: func(_ *btcec.PublicKey, msgs ...lnwire.Message) error {
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for _, msg := range msgs {
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broadcastedMessage <- msg
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}
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return nil
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},
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SendToPeer: func(target *btcec.PublicKey, msg ...lnwire.Message) error {
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return nil
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},
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Router: router,
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TrickleDelay: trickleDelay,
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ProofMatureDelta: proofMatureDelta,
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DB: db,
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})
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if err != nil {
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cleanUpDb()
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return nil, nil, fmt.Errorf("unable to create router %v", err)
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}
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if err := gossiper.Start(); err != nil {
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cleanUpDb()
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return nil, nil, fmt.Errorf("unable to start router: %v", err)
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}
|
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|
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cleanUp := func() {
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gossiper.Stop()
|
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cleanUpDb()
|
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}
|
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|
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return &testCtx{
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router: router,
|
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notifier: notifier,
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gossiper: gossiper,
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broadcastedMessage: broadcastedMessage,
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}, cleanUp, nil
|
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}
|
|
|
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// TestProcessAnnouncement checks that mature announcements are propagated to
|
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// the router subsystem.
|
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func TestProcessAnnouncement(t *testing.T) {
|
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t.Parallel()
|
|
|
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ctx, cleanup, err := createTestCtx(0)
|
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if err != nil {
|
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t.Fatalf("can't create context: %v", err)
|
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}
|
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defer cleanup()
|
|
|
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// Create node valid, signed announcement, process it with with
|
|
// gossiper service, check that valid announcement have been
|
|
// propagated farther into the lightning network, and check that we
|
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// added new node into router.
|
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na, err := createNodeAnnouncement(nodeKeyPriv1)
|
|
if err != nil {
|
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t.Fatalf("can't create node announcement: %v", err)
|
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}
|
|
|
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err = <-ctx.gossiper.ProcessRemoteAnnouncement(na, na.NodeID)
|
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if err != nil {
|
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t.Fatalf("can't process remote announcement: %v", err)
|
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}
|
|
|
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select {
|
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case <-ctx.broadcastedMessage:
|
|
case <-time.After(2 * trickleDelay):
|
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t.Fatal("announcememt wasn't proceeded")
|
|
}
|
|
|
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if len(ctx.router.nodes) != 1 {
|
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t.Fatalf("node wasn't added to router: %v", err)
|
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}
|
|
|
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// Pretending that we receive the valid channel announcement from
|
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// remote side, and check that we broadcasted it to the our network,
|
|
// and added channel info in the router.
|
|
ca, err := createRemoteChannelAnnouncement(0)
|
|
if err != nil {
|
|
t.Fatalf("can't create channel announcement: %v", err)
|
|
}
|
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|
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err = <-ctx.gossiper.ProcessRemoteAnnouncement(ca, na.NodeID)
|
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if err != nil {
|
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t.Fatalf("can't process remote announcement: %v", err)
|
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}
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(2 * trickleDelay):
|
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t.Fatal("announcememt wasn't proceeded")
|
|
}
|
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|
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if len(ctx.router.infos) != 1 {
|
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t.Fatalf("edge wasn't added to router: %v", err)
|
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}
|
|
|
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// Pretending that we received valid channel policy update from remote
|
|
// side, and check that we broadcasted it to the other network, and
|
|
// added updates to the router.
|
|
ua, err := createUpdateAnnouncement(0)
|
|
if err != nil {
|
|
t.Fatalf("can't create update announcement: %v", err)
|
|
}
|
|
|
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err = <-ctx.gossiper.ProcessRemoteAnnouncement(ua, na.NodeID)
|
|
if err != nil {
|
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t.Fatalf("can't process remote announcement: %v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(2 * trickleDelay):
|
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t.Fatal("announcememt wasn't proceeded")
|
|
}
|
|
|
|
if len(ctx.router.edges) != 1 {
|
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t.Fatalf("edge update wasn't added to router: %v", err)
|
|
}
|
|
}
|
|
|
|
// TestPrematureAnnouncement checks that premature announcements are
|
|
// not propagated to the router subsystem until block with according
|
|
// block height received.
|
|
func TestPrematureAnnouncement(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
ctx, cleanup, err := createTestCtx(0)
|
|
if err != nil {
|
|
t.Fatalf("can't create context: %v", err)
|
|
}
|
|
defer cleanup()
|
|
|
|
na, err := createNodeAnnouncement(nodeKeyPriv1)
|
|
if err != nil {
|
|
t.Fatalf("can't create node announcement: %v", err)
|
|
}
|
|
|
|
// Pretending that we receive the valid channel announcement from
|
|
// remote side, but block height of this announcement is greater than
|
|
// highest know to us, for that reason it should be added to the
|
|
// repeat/premature batch.
|
|
ca, err := createRemoteChannelAnnouncement(1)
|
|
if err != nil {
|
|
t.Fatalf("can't create channel announcement: %v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.gossiper.ProcessRemoteAnnouncement(ca, na.NodeID):
|
|
t.Fatal("announcement was proceeded")
|
|
case <-time.After(100 * time.Millisecond):
|
|
}
|
|
|
|
if len(ctx.router.infos) != 0 {
|
|
t.Fatal("edge was added to router")
|
|
}
|
|
|
|
// Pretending that we receive the valid channel update announcement from
|
|
// remote side, but block height of this announcement is greater than
|
|
// highest know to us, for that reason it should be added to the
|
|
// repeat/premature batch.
|
|
ua, err := createUpdateAnnouncement(1)
|
|
if err != nil {
|
|
t.Fatalf("can't create update announcement: %v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.gossiper.ProcessRemoteAnnouncement(ua, na.NodeID):
|
|
t.Fatal("announcement was proceeded")
|
|
case <-time.After(100 * time.Millisecond):
|
|
}
|
|
|
|
if len(ctx.router.edges) != 0 {
|
|
t.Fatal("edge update was added to router")
|
|
}
|
|
|
|
// Generate new block and waiting the previously added announcements
|
|
// to be proceeded.
|
|
newBlock := &wire.MsgBlock{}
|
|
ctx.notifier.notifyBlock(newBlock.Header.BlockHash(), 1)
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(2 * trickleDelay):
|
|
t.Fatal("announcememt wasn't broadcasted")
|
|
}
|
|
|
|
if len(ctx.router.infos) != 1 {
|
|
t.Fatalf("edge was't added to router: %v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(2 * trickleDelay):
|
|
t.Fatal("announcememt wasn't broadcasted")
|
|
}
|
|
|
|
if len(ctx.router.edges) != 1 {
|
|
t.Fatalf("edge update wasn't added to router: %v", err)
|
|
}
|
|
}
|
|
|
|
// TestSignatureAnnouncementLocalFirst ensures that the AuthenticatedGossiper properly
|
|
// processes partial and fully announcement signatures message.
|
|
func TestSignatureAnnouncementLocalFirst(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
ctx, cleanup, err := createTestCtx(uint32(proofMatureDelta))
|
|
if err != nil {
|
|
t.Fatalf("can't create context: %v", err)
|
|
}
|
|
defer cleanup()
|
|
|
|
batch, err := createAnnouncements(0)
|
|
if err != nil {
|
|
t.Fatalf("can't generate announcements: %v", err)
|
|
}
|
|
|
|
localKey := batch.nodeAnn1.NodeID
|
|
remoteKey := batch.nodeAnn2.NodeID
|
|
|
|
// Recreate lightning network topology. Initialize router with channel
|
|
// between two nodes.
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.localChanAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.chanUpdAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel update announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
err = <-ctx.gossiper.ProcessRemoteAnnouncement(batch.chanUpdAnn, remoteKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel update announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
// Pretending that we receive local channel announcement from funding
|
|
// manager, thereby kick off the announcement exchange process.
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.localProofAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("announcements were broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
number := 0
|
|
if err := ctx.gossiper.waitingProofs.ForAll(
|
|
func(*channeldb.WaitingProof) error {
|
|
number++
|
|
return nil
|
|
},
|
|
); err != nil {
|
|
t.Fatalf("unable to retrieve objects from store: %v", err)
|
|
}
|
|
|
|
if number != 1 {
|
|
t.Fatal("wrong number of objects in storage")
|
|
}
|
|
|
|
err = <-ctx.gossiper.ProcessRemoteAnnouncement(batch.remoteProofAnn, remoteKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
|
|
for i := 0; i < 3; i++ {
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(time.Second):
|
|
t.Fatal("announcement wasn't broadcast")
|
|
}
|
|
}
|
|
|
|
number = 0
|
|
if err := ctx.gossiper.waitingProofs.ForAll(
|
|
func(*channeldb.WaitingProof) error {
|
|
number++
|
|
return nil
|
|
},
|
|
); err != nil && err != channeldb.ErrWaitingProofNotFound {
|
|
t.Fatalf("unable to retrieve objects from store: %v", err)
|
|
}
|
|
|
|
if number != 0 {
|
|
t.Fatal("waiting proof should be removed from storage")
|
|
}
|
|
}
|
|
|
|
// TestOrphanSignatureAnnouncement ensures that the gossiper properly
|
|
// processes announcement with unknown channel ids.
|
|
func TestOrphanSignatureAnnouncement(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
ctx, cleanup, err := createTestCtx(uint32(proofMatureDelta))
|
|
if err != nil {
|
|
t.Fatalf("can't create context: %v", err)
|
|
}
|
|
defer cleanup()
|
|
|
|
batch, err := createAnnouncements(0)
|
|
if err != nil {
|
|
t.Fatalf("can't generate announcements: %v", err)
|
|
}
|
|
|
|
localKey := batch.nodeAnn1.NodeID
|
|
remoteKey := batch.nodeAnn2.NodeID
|
|
|
|
// Pretending that we receive local channel announcement from funding
|
|
// manager, thereby kick off the announcement exchange process, in
|
|
// this case the announcement should be added in the orphan batch
|
|
// because we haven't announce the channel yet.
|
|
err = <-ctx.gossiper.ProcessRemoteAnnouncement(batch.remoteProofAnn, remoteKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to proceed announcement: %v", err)
|
|
}
|
|
|
|
number := 0
|
|
if err := ctx.gossiper.waitingProofs.ForAll(
|
|
func(*channeldb.WaitingProof) error {
|
|
number++
|
|
return nil
|
|
},
|
|
); err != nil {
|
|
t.Fatalf("unable to retrieve objects from store: %v", err)
|
|
}
|
|
|
|
if number != 1 {
|
|
t.Fatal("wrong number of objects in storage")
|
|
}
|
|
|
|
// Recreate lightning network topology. Initialize router with channel
|
|
// between two nodes.
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.localChanAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.chanUpdAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel update announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
err = <-ctx.gossiper.ProcessRemoteAnnouncement(batch.chanUpdAnn, remoteKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
t.Fatal("channel update announcement was broadcast")
|
|
case <-time.After(2 * trickleDelay):
|
|
}
|
|
|
|
// After that we process local announcement, and waiting to receive
|
|
// the channel announcement.
|
|
err = <-ctx.gossiper.ProcessLocalAnnouncement(batch.localProofAnn, localKey)
|
|
if err != nil {
|
|
t.Fatalf("unable to process :%v", err)
|
|
}
|
|
|
|
for i := 0; i < 3; i++ {
|
|
select {
|
|
case <-ctx.broadcastedMessage:
|
|
case <-time.After(time.Second):
|
|
t.Fatal("announcement wasn't broadcast")
|
|
}
|
|
}
|
|
|
|
number = 0
|
|
if err := ctx.gossiper.waitingProofs.ForAll(
|
|
func(*channeldb.WaitingProof) error {
|
|
number++
|
|
return nil
|
|
},
|
|
); err != nil {
|
|
t.Fatalf("unable to retrieve objects from store: %v", err)
|
|
}
|
|
|
|
if number != 0 {
|
|
t.Fatal("wrong number of objects in storage")
|
|
}
|
|
}
|