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ec784db511
The linter complains about not checking the return value from WipeChannel in certain places. Instead of checking we simply remove the returned error because the in-memory modifications cannot fail.
147 lines
3.2 KiB
Go
147 lines
3.2 KiB
Go
package discovery
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import (
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"errors"
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"net"
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"sync"
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"github.com/btcsuite/btcd/btcec"
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"github.com/btcsuite/btcd/wire"
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"github.com/lightningnetwork/lnd/channeldb"
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"github.com/lightningnetwork/lnd/lnpeer"
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"github.com/lightningnetwork/lnd/lnwire"
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)
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// mockPeer implements the lnpeer.Peer interface and is used to test the
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// gossiper's interaction with peers.
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type mockPeer struct {
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pk *btcec.PublicKey
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sentMsgs chan lnwire.Message
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quit chan struct{}
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}
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var _ lnpeer.Peer = (*mockPeer)(nil)
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func (p *mockPeer) SendMessage(_ bool, msgs ...lnwire.Message) error {
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if p.sentMsgs == nil && p.quit == nil {
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return nil
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}
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for _, msg := range msgs {
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select {
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case p.sentMsgs <- msg:
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case <-p.quit:
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return errors.New("peer disconnected")
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}
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}
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return nil
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}
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func (p *mockPeer) SendMessageLazy(sync bool, msgs ...lnwire.Message) error {
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return p.SendMessage(sync, msgs...)
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}
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func (p *mockPeer) AddNewChannel(_ *channeldb.OpenChannel, _ <-chan struct{}) error {
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return nil
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}
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func (p *mockPeer) WipeChannel(_ *wire.OutPoint) {}
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func (p *mockPeer) IdentityKey() *btcec.PublicKey { return p.pk }
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func (p *mockPeer) PubKey() [33]byte {
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var pubkey [33]byte
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copy(pubkey[:], p.pk.SerializeCompressed())
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return pubkey
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}
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func (p *mockPeer) Address() net.Addr { return nil }
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func (p *mockPeer) QuitSignal() <-chan struct{} {
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return p.quit
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}
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func (p *mockPeer) LocalFeatures() *lnwire.FeatureVector {
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return nil
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}
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func (p *mockPeer) RemoteFeatures() *lnwire.FeatureVector {
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return nil
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}
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// mockMessageStore is an in-memory implementation of the MessageStore interface
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// used for the gossiper's unit tests.
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type mockMessageStore struct {
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sync.Mutex
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messages map[[33]byte]map[lnwire.Message]struct{}
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}
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func newMockMessageStore() *mockMessageStore {
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return &mockMessageStore{
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messages: make(map[[33]byte]map[lnwire.Message]struct{}),
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}
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}
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var _ GossipMessageStore = (*mockMessageStore)(nil)
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func (s *mockMessageStore) AddMessage(msg lnwire.Message, pubKey [33]byte) error {
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s.Lock()
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defer s.Unlock()
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if _, ok := s.messages[pubKey]; !ok {
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s.messages[pubKey] = make(map[lnwire.Message]struct{})
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}
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s.messages[pubKey][msg] = struct{}{}
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return nil
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}
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func (s *mockMessageStore) DeleteMessage(msg lnwire.Message, pubKey [33]byte) error {
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s.Lock()
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defer s.Unlock()
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peerMsgs, ok := s.messages[pubKey]
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if !ok {
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return nil
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}
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delete(peerMsgs, msg)
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return nil
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}
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func (s *mockMessageStore) Messages() (map[[33]byte][]lnwire.Message, error) {
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s.Lock()
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defer s.Unlock()
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msgs := make(map[[33]byte][]lnwire.Message, len(s.messages))
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for peer, peerMsgs := range s.messages {
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for msg := range peerMsgs {
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msgs[peer] = append(msgs[peer], msg)
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}
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}
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return msgs, nil
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}
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func (s *mockMessageStore) Peers() (map[[33]byte]struct{}, error) {
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s.Lock()
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defer s.Unlock()
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peers := make(map[[33]byte]struct{}, len(s.messages))
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for peer := range s.messages {
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peers[peer] = struct{}{}
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}
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return peers, nil
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}
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func (s *mockMessageStore) MessagesForPeer(pubKey [33]byte) ([]lnwire.Message, error) {
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s.Lock()
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defer s.Unlock()
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peerMsgs, ok := s.messages[pubKey]
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if !ok {
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return nil, nil
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}
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msgs := make([]lnwire.Message, 0, len(peerMsgs))
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for msg := range peerMsgs {
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msgs = append(msgs, msg)
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}
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return msgs, nil
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}
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