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109 lines
2.1 KiB
109 lines
2.1 KiB
package p2p
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import (
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"fmt"
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"io"
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"net"
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"sync/atomic"
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. "github.com/tendermint/tendermint/binary"
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. "github.com/tendermint/tendermint/common"
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)
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type Peer struct {
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outbound bool
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mconn *MConnection
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started uint32
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stopped uint32
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Key string
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Data *CMap // User data.
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}
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func newPeer(conn net.Conn, outbound bool, reactorsByCh map[byte]Reactor, chDescs []*ChannelDescriptor, onPeerError func(*Peer, interface{})) *Peer {
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var p *Peer
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onReceive := func(chId byte, msgBytes []byte) {
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reactor := reactorsByCh[chId]
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if reactor == nil {
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Panicf("Unknown channel %X", chId)
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}
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reactor.Receive(chId, p, msgBytes)
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}
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onError := func(r interface{}) {
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p.stop()
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onPeerError(p, r)
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}
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mconn := NewMConnection(conn, chDescs, onReceive, onError)
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p = &Peer{
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outbound: outbound,
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mconn: mconn,
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stopped: 0,
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Key: mconn.RemoteAddress.String(),
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Data: NewCMap(),
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}
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return p
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}
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func (p *Peer) start() {
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if atomic.CompareAndSwapUint32(&p.started, 0, 1) {
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log.Debug("Starting %v", p)
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p.mconn.Start()
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}
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}
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func (p *Peer) stop() {
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if atomic.CompareAndSwapUint32(&p.stopped, 0, 1) {
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log.Debug("Stopping %v", p)
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p.mconn.Stop()
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}
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}
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func (p *Peer) IsStopped() bool {
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return atomic.LoadUint32(&p.stopped) == 1
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}
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func (p *Peer) Connection() *MConnection {
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return p.mconn
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}
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func (p *Peer) IsOutbound() bool {
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return p.outbound
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}
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func (p *Peer) Send(chId byte, msg interface{}) bool {
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if atomic.LoadUint32(&p.stopped) == 1 {
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return false
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}
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return p.mconn.Send(chId, msg)
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}
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func (p *Peer) TrySend(chId byte, msg interface{}) bool {
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if atomic.LoadUint32(&p.stopped) == 1 {
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return false
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}
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return p.mconn.TrySend(chId, msg)
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}
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func (p *Peer) CanSend(chId byte) bool {
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if atomic.LoadUint32(&p.stopped) == 1 {
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return false
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}
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return p.mconn.CanSend(chId)
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}
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func (p *Peer) WriteTo(w io.Writer) (n int64, err error) {
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WriteString(p.Key, w, &n, &err)
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return
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}
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func (p *Peer) String() string {
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if p.outbound {
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return fmt.Sprintf("Peer{->%v}", p.mconn)
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} else {
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return fmt.Sprintf("Peer{%v->}", p.mconn)
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}
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}
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func (p *Peer) Equals(other *Peer) bool {
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return p.Key == other.Key
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}
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