"os"
"os/user"
"strings"
- "sync"
"github.com/jinzhu/gorm"
log "github.com/sirupsen/logrus"
vaporCfg "github.com/vapor/config"
"github.com/vapor/crypto/ed25519/chainkd"
dbm "github.com/vapor/database/leveldb"
- "github.com/vapor/errors"
"github.com/vapor/event"
"github.com/vapor/netsync/chainmgr"
"github.com/vapor/netsync/consensusmgr"
"github.com/vapor/toolbar/precog/config"
)
+// TODO:
+// 4. 碰到一个玄学问题，究竟是以ip为单位，还是pubkey为单位。 如果同一个pubkey出现在2个不同的ip，会不会让数据混乱？
+// 7. m这个为什么需要锁呀？一个是节点发现，一个是生命探测，中间交互都是数据库把？
+
type monitor struct {
- *sync.RWMutex
- cfg *config.Config
- db *gorm.DB
- nodeCfg *vaporCfg.Config
- sw *p2p.Switch
- privKey chainkd.XPrv
- chain *mock.Chain
- txPool *mock.Mempool
- // discvMap maps a node's public key to the node itself
- discvMap map[string]*dht.Node
- dialCh chan struct{}
- checkStatusCh chan struct{}
+ cfg *config.Config
+ db *gorm.DB
+ nodeCfg *vaporCfg.Config
+ sw *p2p.Switch
+ privKey chainkd.XPrv
+ chain *mock.Chain
+ txPool *mock.Mempool
bestHeightSeen uint64
peers *peers.PeerSet
}
}
return &monitor{
- RWMutex: &sync.RWMutex{},
cfg: cfg,
db: db,
nodeCfg: nodeCfg,
privKey: privKey.(chainkd.XPrv),
chain: chain,
txPool: txPool,
- discvMap: make(map[string]*dht.Node),
- dialCh: make(chan struct{}, 1),
- checkStatusCh: make(chan struct{}, 1),
bestHeightSeen: uint64(0),
}
}
}
func (m *monitor) Run() {
- var seeds []string
- for _, node := range m.cfg.Nodes {
- seeds = append(seeds, fmt.Sprintf("%s:%d", node.IP, node.Port))
- if err := m.upSertNode(&node); err != nil {
- log.WithFields(log.Fields{"node": node, "err": err}).Error("upSertNode")
- }
- }
- m.nodeCfg.P2P.Seeds = strings.Join(seeds, ",")
if err := m.makeSwitch(); err != nil {
log.WithFields(log.Fields{"err": err}).Fatal("makeSwitch")
}
- m.dialCh <- struct{}{}
go m.discoveryRoutine()
- go m.connectNodesRoutine()
- go m.checkStatusRoutine()
+ go m.connectionRoutine()
}
func (m *monitor) makeSwitch() error {
+ var seeds []string
+ for _, node := range m.cfg.Nodes {
+ seeds = append(seeds, fmt.Sprintf("%s:%d", node.IP, node.Port))
+ }
+ m.nodeCfg.P2P.Seeds = strings.Join(seeds, ",")
+
l, listenAddr := p2p.GetListener(m.nodeCfg.P2P)
discv, err := dht.NewDiscover(m.nodeCfg, m.privKey, l.ExternalAddress().Port, m.cfg.NetworkID)
if err != nil {
}
m.peers = peers.NewPeerSet(m.sw)
- if err := m.prepareReactors(m.peers); err != nil {
- return errors.Wrap(err, "prepareReactors")
- }
-
- return nil
+ return m.prepareReactors()
}
-func (m *monitor) prepareReactors(peers *peers.PeerSet) error {
+func (m *monitor) prepareReactors() error {
dispatcher := event.NewDispatcher()
// add ConsensusReactor for consensusChannel
- _ = consensusmgr.NewManager(m.sw, m.chain, peers, dispatcher)
+ _ = consensusmgr.NewManager(m.sw, m.chain, m.peers, dispatcher)
fastSyncDB := dbm.NewDB("fastsync", m.nodeCfg.DBBackend, m.nodeCfg.DBDir())
// add ProtocolReactor to handle msgs
- if _, err := chainmgr.NewManager(m.nodeCfg, m.sw, m.chain, m.txPool, dispatcher, peers, fastSyncDB); err != nil {
+ if _, err := chainmgr.NewManager(m.nodeCfg, m.sw, m.chain, m.txPool, dispatcher, m.peers, fastSyncDB); err != nil {
return err
}
for label, reactor := range m.sw.GetReactors() {
log.WithFields(log.Fields{"label": label, "reactor": reactor}).Debug("start reactor")
if _, err := reactor.Start(); err != nil {
- return nil
+ return err
}
}
m.sw.GetSecurity().RegisterFilter(m.sw.GetPeers())
return m.sw.GetSecurity().Start()
}
-
-func (m *monitor) checkStatusRoutine() {
- for range m.checkStatusCh {
- for _, peer := range m.sw.GetPeers().List() {
- peer.Start()
- m.peers.AddPeer(peer)
- }
- log.WithFields(log.Fields{"num": len(m.sw.GetPeers().List()), "peers": m.sw.GetPeers().List()}).Info("connected peers")
-
- for _, peer := range m.sw.GetPeers().List() {
- p := m.peers.GetPeer(peer.ID())
- if p == nil {
- continue
- }
-
- if err := p.SendStatus(m.chain.BestBlockHeader(), m.chain.LastIrreversibleHeader()); err != nil {
- log.WithFields(log.Fields{"peer": p, "err": err}).Error("SendStatus")
- m.peers.RemovePeer(p.ID())
- }
- }
-
- for _, peerInfo := range m.peers.GetPeerInfos() {
- if peerInfo.Height > m.bestHeightSeen {
- m.bestHeightSeen = peerInfo.Height
- }
- }
- log.WithFields(log.Fields{"bestHeight": m.bestHeightSeen}).Info("peersInfo")
- m.processPeerInfos(m.peers.GetPeerInfos())
-
- for _, peer := range m.sw.GetPeers().List() {
- p := m.peers.GetPeer(peer.ID())
- if p == nil {
- continue
- }
-
- m.peers.RemovePeer(p.ID())
- }
- log.Info("Disonnect all peers.")
-
- m.Unlock()
- m.dialCh <- struct{}{}
- }
-}
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